fix lyrics update issue and lyrics search provider info issue

为列表项目添加拖动指示图标

BetterLyrics.WinUI3/BetterLyrics.WinUI3 (Package)/Package.appxmanifest

@@ -12,7 +12,7 @@
 	<Identity
 	  Name="37412.BetterLyrics"
 	  Publisher="CN=E1428B0E-DC1D-4EA4-ACB1-4556569D5BA9"
-	  Version="1.0.45.0" />
+	  Version="1.0.56.0" />
 
 	<mp:PhoneIdentity PhoneProductId="ca4a4830-fc19-40d9-b823-53e2bff3d816" PhonePublisherId="00000000-0000-0000-0000-000000000000"/>
 

BetterLyrics.WinUI3/BetterLyrics.WinUI3/App.xaml

@@ -10,10 +10,10 @@
     <Application.Resources>
         <ResourceDictionary>
             <ResourceDictionary.MergedDictionaries>
+                <!--  Merged dictionaries here  -->
                 <XamlControlsResources xmlns="using:Microsoft.UI.Xaml.Controls" />
                 <ResourceDictionary Source="ms-appx:///CommunityToolkit.WinUI.Controls.SettingsControls/SettingsExpander/SettingsExpander.xaml" />
                 <ResourceDictionary Source="ms-appx:///CommunityToolkit.WinUI.Controls.Segmented/Segmented/Segmented.xaml" />
-                <!--  Other merged dictionaries here  -->
             </ResourceDictionary.MergedDictionaries>
 
             <!--  Theme  -->
@@ -53,6 +53,9 @@
             <converter:SecondsToFormattedTimeConverter x:Key="SecondsToFormattedTimeConverter" />
             <converter:MediaSourceProviderToLogoUriConverter x:Key="MediaSourceProviderToLogoUriConverter" />
             <converter:MediaSourceProviderToDisplayedNameConverter x:Key="MediaSourceProviderToDisplayedNameConverter" />
+            <converter:FPSToTimeSpanConverter x:Key="FPSToTimeSpanConverter" />
+            <converter:ShortcutToStringConverter x:Key="ShortcutToStringConverter" />
+
             <converters:BoolToVisibilityConverter x:Key="BoolToVisibilityConverter" />
             <converters:BoolNegationConverter x:Key="BoolNegationConverter" />
             <converters:ColorToDisplayNameConverter x:Key="ColorToDisplayNameConverter" />
@@ -297,6 +300,29 @@
                 <Setter Property="Padding" Value="0" />
             </Style>
 
+            <Style
+                x:Key="SettingsScrollViewerStyle"
+                BasedOn="{StaticResource DefaultScrollViewerStyle}"
+                TargetType="ScrollViewer">
+                <Setter Property="Padding" Value="36,0" />
+            </Style>
+
+            <Style x:Key="SettingsGridStyle" TargetType="Grid">
+                <Setter Property="Padding" Value="0,0,0,36" />
+            </Style>
+
+            <Style
+                x:Key="FlyoutPageStyle"
+                BasedOn="{StaticResource DefaultFlyoutPresenterStyle}"
+                TargetType="FlyoutPresenter">
+                <Setter Property="Opacity" Value="0.9" />
+                <Setter Property="MinWidth" Value="850" />
+                <Setter Property="Padding" Value="0" />
+                <Setter Property="ScrollViewer.VerticalScrollMode" Value="Disabled" />
+                <Setter Property="ScrollViewer.HorizontalScrollMode" Value="Disabled" />
+                <Setter Property="ScrollViewer.HorizontalScrollBarVisibility" Value="Hidden" />
+            </Style>
+
             <StaticResource x:Key="ToggleButtonBackgroundChecked" ResourceKey="TextFillColorPrimaryBrush" />
             <StaticResource x:Key="ToggleButtonBackgroundCheckedPointerOver" ResourceKey="TextFillColorPrimaryBrush" />
             <StaticResource x:Key="ToggleButtonBackgroundCheckedPressed" ResourceKey="TextFillColorPrimaryBrush" />

BetterLyrics.WinUI3/BetterLyrics.WinUI3/App.xaml.cs

@@ -6,13 +6,13 @@ using BetterLyrics.WinUI3.Services;
 using BetterLyrics.WinUI3.Services.AlbumArtSearchService;
 using BetterLyrics.WinUI3.Services.LastFMService;
 using BetterLyrics.WinUI3.Services.LibWatcherService;
+using BetterLyrics.WinUI3.Services.LiveStatesService;
 using BetterLyrics.WinUI3.Services.LyricsSearchService;
 using BetterLyrics.WinUI3.Services.MediaSessionsService;
 using BetterLyrics.WinUI3.Services.SettingsService;
 using BetterLyrics.WinUI3.Services.TranslateService;
 using BetterLyrics.WinUI3.ViewModels;
 using BetterLyrics.WinUI3.ViewModels.LyricsRendererViewModel;
-using BetterLyrics.WinUI3.ViewModels.SettingsPageViewModel;
 using BetterLyrics.WinUI3.Views;
 using CommunityToolkit.Mvvm.DependencyInjection;
 using Microsoft.Extensions.DependencyInjection;
@@ -85,13 +85,6 @@ namespace BetterLyrics.WinUI3
         protected override void OnLaunched(LaunchActivatedEventArgs args)
         {
             WindowHelper.OpenWindow<LyricsWindow>();
-
-            var lyricsWindow = WindowHelper.GetWindowByWindowType<LyricsWindow>();
-            if (lyricsWindow != null)
-            {
-                lyricsWindow.ViewModel.InitLockHotKey();
-                lyricsWindow.AutoSelectLyricsMode();
-            }
         }
 
         private static void ConfigureServices()
@@ -110,6 +103,7 @@ namespace BetterLyrics.WinUI3
                         loggingBuilder.AddSerilog();
                     })
                     // Services
+                    .AddSingleton<ILiveStatesService, LiveStatesService>()
                     .AddSingleton<ISettingsService, SettingsService>()
                     .AddSingleton<IMediaSessionsService, MediaSessionsService>()
                     .AddSingleton<IAlbumArtSearchService, AlbumArtSearchService>()
@@ -118,6 +112,12 @@ namespace BetterLyrics.WinUI3
                     .AddSingleton<ITranslateService, TranslateService>()
                     .AddSingleton<ILastFMService, LastFMService>()
                     // ViewModels
+                    .AddSingleton<AppSettingsControlViewModel>()
+                    .AddSingleton<LyricsBackgroundSettingsControlViewModel>()
+                    .AddSingleton<AlbumArtLayoutSettingsControlViewModel>()
+                    .AddSingleton<PlaybackSettingsControlViewModel>()
+                    .AddSingleton<MediaSettingsControlViewModel>()
+                    .AddSingleton<AllLyricsSettingsControlViewModel>()
                     .AddSingleton<LyricsWindowViewModel>()
                     .AddSingleton<SettingsWindowViewModel>()
                     .AddSingleton<SystemTrayViewModel>()

BetterLyrics.WinUI3/BetterLyrics.WinUI3/BetterLyrics.WinUI3.csproj

@@ -22,6 +22,15 @@
 	<ItemGroup>
 		<None Remove="Assets\Segoe Fluent Icons.ttf" />
 		<None Remove="Assets\Wiki82.profile.xml" />
+		<None Remove="Controls\AlbumArtLayoutSettingsControl.xaml" />
+		<None Remove="Controls\AllLyricsSettingsControl.xaml" />
+		<None Remove="Controls\AppSettingsControl.xaml" />
+		<None Remove="Controls\ExtendedSlider.xaml" />
+		<None Remove="Controls\LyricsBavkgroundSettingsControl.xaml" />
+		<None Remove="Controls\LyricsSettingsControl.xaml" />
+		<None Remove="Controls\MediaSettingsControl.xaml" />
+		<None Remove="Controls\PlaybackSettingsControl.xaml" />
+		<None Remove="Controls\ShortcutTextBox.xaml" />
 		<None Remove="Controls\SystemTray.xaml" />
 		<None Remove="Views\MusicGalleryPage.xaml" />
 		<None Remove="Views\MusicGalleryWindow.xaml" />
@@ -177,6 +186,51 @@
 	    <CopyToOutputDirectory>Always</CopyToOutputDirectory>
 	  </Content>
 	</ItemGroup>
+	<ItemGroup>
+	  <Page Update="Controls\ShortcutTextBox.xaml">
+	    <Generator>MSBuild:Compile</Generator>
+	  </Page>
+	</ItemGroup>
+	<ItemGroup>
+	  <Page Update="Controls\ExtendedSlider.xaml">
+	    <Generator>MSBuild:Compile</Generator>
+	  </Page>
+	</ItemGroup>
+	<ItemGroup>
+	  <Page Update="Controls\AllLyricsSettingsControl.xaml">
+	    <Generator>MSBuild:Compile</Generator>
+	  </Page>
+	</ItemGroup>
+	<ItemGroup>
+	  <Page Update="Controls\LyricsSettingsControl.xaml">
+	    <Generator>MSBuild:Compile</Generator>
+	  </Page>
+	</ItemGroup>
+	<ItemGroup>
+	  <Page Update="Controls\MediaSettingsControl.xaml">
+	    <Generator>MSBuild:Compile</Generator>
+	  </Page>
+	</ItemGroup>
+	<ItemGroup>
+	  <Page Update="Controls\PlaybackSettingsControl.xaml">
+	    <Generator>MSBuild:Compile</Generator>
+	  </Page>
+	</ItemGroup>
+	<ItemGroup>
+	  <Page Update="Controls\AlbumArtLayoutSettingsControl.xaml">
+	    <Generator>MSBuild:Compile</Generator>
+	  </Page>
+	</ItemGroup>
+	<ItemGroup>
+	  <Page Update="Controls\LyricsBavkgroundSettingsControl.xaml">
+	    <Generator>MSBuild:Compile</Generator>
+	  </Page>
+	</ItemGroup>
+	<ItemGroup>
+	  <Page Update="Controls\AppSettingsControl.xaml">
+	    <Generator>MSBuild:Compile</Generator>
+	  </Page>
+	</ItemGroup>
 	<ItemGroup>
 	  <Page Update="Views\MusicGalleryWindow.xaml">
 	    <Generator>MSBuild:Compile</Generator>

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Constants/LastFMTemplate

@@ -5,5 +5,6 @@ namespace BetterLyrics.WinUI3.Constants
         public const string ApiKey = "Your api key here";
         public const string SharedSecret = "Your shared secret here";
         public const string UnAuthUrl = "https://www.last.fm/settings/applications";
+        public const string SessionKeyCredentialKey = "LastFMSessionKey";
     }
 }

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Controls/AlbumArtLayoutSettingsControl.xaml

@@ -0,0 +1,54 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<UserControl
+    x:Class="BetterLyrics.WinUI3.Controls.AlbumArtLayoutSettingsControl"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:controls="using:CommunityToolkit.WinUI.Controls"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:local="using:BetterLyrics.WinUI3.Controls"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:ui="using:CommunityToolkit.WinUI"
+    mc:Ignorable="d">
+
+    <Grid>
+        <ScrollViewer Style="{StaticResource SettingsScrollViewerStyle}">
+            <Grid Style="{StaticResource SettingsGridStyle}">
+                <StackPanel Spacing="{StaticResource SettingsCardSpacing}">
+
+                    <TextBlock x:Uid="SettingsPageAlbumArt" Style="{StaticResource SettingsSectionHeaderTextBlockStyle}" />
+
+                    <controls:SettingsCard x:Uid="SettingsPageAlbumRadius" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xEA3A;}">
+                        <local:ExtendedSlider
+                            Default="12"
+                            Frequency="1"
+                            Maximum="100"
+                            Minimum="0"
+                            Unit="%"
+                            Value="{x:Bind ViewModel.AppSettings.AlbumArtLayoutSettings.CoverImageRadius, Mode=TwoWay}" />
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPageAlbumShadowAmount" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xF5EF;}">
+                        <local:ExtendedSlider
+                            Default="12"
+                            Frequency="1"
+                            Maximum="64"
+                            Minimum="0"
+                            Value="{x:Bind ViewModel.AppSettings.AlbumArtLayoutSettings.CoverImageShadowAmount, Mode=TwoWay}" />
+                    </controls:SettingsCard>
+
+                    <TextBlock x:Uid="SettingsPageSongInfo" Style="{StaticResource SettingsSectionHeaderTextBlockStyle}" />
+
+                    <controls:SettingsCard x:Uid="SettingsPageSongInfoAlignment" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xE8E3;}">
+                        <ComboBox SelectedIndex="{x:Bind ViewModel.AppSettings.AlbumArtLayoutSettings.SongInfoAlignmentType, Mode=TwoWay, Converter={StaticResource EnumToIntConverter}}">
+                            <ComboBoxItem x:Uid="SettingsPageSongInfoLeft" />
+                            <ComboBoxItem x:Uid="SettingsPageSongInfoCenter" />
+                            <ComboBoxItem x:Uid="SettingsPageSongInfoRight" />
+                        </ComboBox>
+                    </controls:SettingsCard>
+
+                </StackPanel>
+            </Grid>
+        </ScrollViewer>
+
+    </Grid>
+</UserControl>

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Controls/AlbumArtLayoutSettingsControl.xaml.cs

@@ -0,0 +1,32 @@
+using BetterLyrics.WinUI3.ViewModels;
+using CommunityToolkit.Mvvm.DependencyInjection;
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Controls;
+using Microsoft.UI.Xaml.Controls.Primitives;
+using Microsoft.UI.Xaml.Data;
+using Microsoft.UI.Xaml.Input;
+using Microsoft.UI.Xaml.Media;
+using Microsoft.UI.Xaml.Navigation;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Runtime.InteropServices.WindowsRuntime;
+using Windows.Foundation;
+using Windows.Foundation.Collections;
+
+// To learn more about WinUI, the WinUI project structure,
+// and more about our project templates, see: http://aka.ms/winui-project-info.
+
+namespace BetterLyrics.WinUI3.Controls
+{
+    public sealed partial class AlbumArtLayoutSettingsControl : UserControl
+    {
+        public AlbumArtLayoutSettingsControlViewModel ViewModel => (AlbumArtLayoutSettingsControlViewModel)DataContext;
+        public AlbumArtLayoutSettingsControl()
+        {
+            InitializeComponent();
+            DataContext = Ioc.Default.GetRequiredService<AlbumArtLayoutSettingsControlViewModel>();
+        }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Controls/AllLyricsSettingsControl.xaml

@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<UserControl
+    x:Class="BetterLyrics.WinUI3.Controls.AllLyricsSettingsControl"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:controls="using:CommunityToolkit.WinUI.Controls"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:local="using:BetterLyrics.WinUI3.Controls"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:uc="using:BetterLyrics.WinUI3.Controls"
+    mc:Ignorable="d">
+
+    <Grid>
+        <controls:SwitchPresenter Margin="0,72,0,0" Value="{Binding SelectedItem.Tag, ElementName=LyricsSettingsSegmentedControl}">
+            <controls:Case Value="Standard">
+                <uc:LyricsSettingsControl LyricsEffectSettings="{x:Bind ViewModel.AppSettings.StandardLyricsEffectSettings, Mode=OneWay}" LyricsStyleSettings="{x:Bind ViewModel.AppSettings.StandardLyricsStyleSettings, Mode=OneWay}" />
+            </controls:Case>
+            <controls:Case Value="Desktop">
+                <uc:LyricsSettingsControl LyricsEffectSettings="{x:Bind ViewModel.AppSettings.DesktopLyricsEffectSettings, Mode=OneWay}" LyricsStyleSettings="{x:Bind ViewModel.AppSettings.DesktopLyricsStyleSettings, Mode=OneWay}" />
+            </controls:Case>
+            <controls:Case Value="Dock">
+                <uc:LyricsSettingsControl LyricsEffectSettings="{x:Bind ViewModel.AppSettings.DockLyricsEffectSettings, Mode=OneWay}" LyricsStyleSettings="{x:Bind ViewModel.AppSettings.DockLyricsStyleSettings, Mode=OneWay}" />
+            </controls:Case>
+            <controls:Case Value="PictureInPicture">
+                <uc:LyricsSettingsControl LyricsEffectSettings="{x:Bind ViewModel.AppSettings.PictureInPictureLyricsEffectSettings, Mode=OneWay}" LyricsStyleSettings="{x:Bind ViewModel.AppSettings.PictureInPictureLyricsStyleSettings, Mode=OneWay}" />
+            </controls:Case>
+        </controls:SwitchPresenter>
+        <controls:Segmented
+            x:Name="LyricsSettingsSegmentedControl"
+            Margin="36,36,36,0"
+            HorizontalAlignment="Stretch"
+            VerticalAlignment="Top"
+            SelectedIndex="{x:Bind ViewModel.SelectedTabIndex, Mode=OneWay}">
+            <controls:SegmentedItem x:Uid="AllLyricsSettingsControlStandard" Tag="Standard" />
+            <controls:SegmentedItem x:Uid="AllLyricsSettingsControlDock" Tag="Dock" />
+            <controls:SegmentedItem x:Uid="AllLyricsSettingsControlDesktop" Tag="Desktop" />
+            <controls:SegmentedItem x:Uid="AllLyricsSettingsControlPictureInPicture" Tag="PictureInPicture" />
+        </controls:Segmented>
+    </Grid>
+</UserControl>

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Controls/AllLyricsSettingsControl.xaml.cs

@@ -0,0 +1,32 @@
+using BetterLyrics.WinUI3.ViewModels;
+using CommunityToolkit.Mvvm.DependencyInjection;
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Controls;
+using Microsoft.UI.Xaml.Controls.Primitives;
+using Microsoft.UI.Xaml.Data;
+using Microsoft.UI.Xaml.Input;
+using Microsoft.UI.Xaml.Media;
+using Microsoft.UI.Xaml.Navigation;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Runtime.InteropServices.WindowsRuntime;
+using Windows.Foundation;
+using Windows.Foundation.Collections;
+
+// To learn more about WinUI, the WinUI project structure,
+// and more about our project templates, see: http://aka.ms/winui-project-info.
+
+namespace BetterLyrics.WinUI3.Controls
+{
+    public sealed partial class AllLyricsSettingsControl : UserControl
+    {
+        public AllLyricsSettingsControlViewModel ViewModel => (AllLyricsSettingsControlViewModel)DataContext;
+        public AllLyricsSettingsControl()
+        {
+            InitializeComponent();
+            DataContext = Ioc.Default.GetRequiredService<AllLyricsSettingsControlViewModel>();
+        }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Controls/AppSettingsControl.xaml

@@ -0,0 +1,194 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<UserControl
+    x:Class="BetterLyrics.WinUI3.Controls.AppSettingsControl"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:controls="using:CommunityToolkit.WinUI.Controls"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:local="using:BetterLyrics.WinUI3.Controls"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:ui="using:CommunityToolkit.WinUI"
+    mc:Ignorable="d">
+
+    <Grid>
+        <ScrollViewer Style="{StaticResource SettingsScrollViewerStyle}">
+            <Grid Style="{StaticResource SettingsGridStyle}">
+                <StackPanel Spacing="{StaticResource SettingsCardSpacing}">
+
+                    <!--  App appearance  -->
+
+                    <TextBlock x:Uid="SettingsPageAppAppearance" Style="{StaticResource SettingsSectionHeaderTextBlockStyle}" />
+
+                    <controls:SettingsExpander
+                        x:Uid="SettingsPageLanguage"
+                        HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily},
+                                                 Glyph=&#xF2B7;}"
+                        IsExpanded="True">
+                        <ComboBox SelectedIndex="{x:Bind ViewModel.AppSettings.GeneralSettings.Language, Mode=TwoWay, Converter={StaticResource EnumToIntConverter}}">
+                            <ComboBoxItem x:Uid="SettingsPageSystemLanguage" />
+                            <ComboBoxItem x:Uid="SettingsPageEN" />
+                            <ComboBoxItem x:Uid="SettingsPageSC" />
+                            <ComboBoxItem x:Uid="SettingsPageTC" />
+                            <ComboBoxItem x:Uid="SettingsPageJA" />
+                            <ComboBoxItem x:Uid="SettingsPageKO" />
+                        </ComboBox>
+                        <controls:SettingsExpander.Items>
+                            <controls:SettingsCard>
+                                <Button x:Uid="SettingsPageRestart" Command="{x:Bind ViewModel.RestartAppCommand}" />
+                            </controls:SettingsCard>
+                        </controls:SettingsExpander.Items>
+                    </controls:SettingsExpander>
+
+                    <!--  App behavior  -->
+
+                    <TextBlock x:Uid="SettingsPageAppBehavior" Style="{StaticResource SettingsSectionHeaderTextBlockStyle}" />
+
+                    <controls:SettingsCard x:Uid="SettingsPageAutoStart" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xF71C;}">
+                        <ToggleSwitch
+                            x:Name="AutoStartupToggleSwitch"
+                            Loaded="AutoStartupToggleSwitch_Loaded"
+                            Unloaded="AutoStartupToggleSwitch_Unloaded" />
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPageAutoStartWindow" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xE736;}">
+                        <ComboBox SelectedIndex="{x:Bind ViewModel.AppSettings.GeneralSettings.AutoStartWindowType, Mode=TwoWay, Converter={StaticResource EnumToIntConverter}}">
+                            <ComboBoxItem x:Uid="SettingsPageAutoStartInAppLyrics" />
+                            <ComboBoxItem x:Uid="SettingsPageAutoStartDockLyrics" />
+                            <ComboBoxItem x:Uid="SettingsPageAutoStartDesktopLyrics" />
+                        </ComboBox>
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPageIgnoreFullscreenWindow" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xE967;}">
+                        <ToggleSwitch IsOn="{x:Bind ViewModel.AppSettings.GeneralSettings.IgnoreFullscreenWindow, Mode=TwoWay}" />
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPageHideWindow" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xED1A;}">
+                        <ToggleSwitch IsOn="{x:Bind ViewModel.AppSettings.GeneralSettings.HideWindowWhenNotPlaying, Mode=TwoWay}" />
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPageGlobalDrag" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xE7C2;}">
+                        <ToggleSwitch IsOn="{x:Bind ViewModel.AppSettings.GeneralSettings.IsDragEverywhereEnabled, Mode=TwoWay}" />
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPageExitOnLyricsWindowClosed" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xE7E8;}">
+                        <ToggleSwitch IsOn="{x:Bind ViewModel.AppSettings.GeneralSettings.ExitOnLyricsWindowClosed, Mode=TwoWay}" />
+                    </controls:SettingsCard>
+
+                    <!--  Standard mode  -->
+
+                    <TextBlock x:Uid="SettingsPageAppStandard" Style="{StaticResource SettingsSectionHeaderTextBlockStyle}" />
+
+                    <controls:SettingsCard x:Uid="SettingsPageDisplayTypeSwitcher" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xF246;}">
+                        <ComboBox SelectedIndex="{x:Bind ViewModel.AppSettings.StandardModeSettings.LyricsDisplayType, Mode=TwoWay, Converter={StaticResource EnumToIntConverter}}">
+                            <ComboBoxItem x:Uid="MainPageAlbumArtOnly" />
+                            <ComboBoxItem x:Uid="MainPageLyriscOnly" />
+                            <ComboBoxItem x:Uid="MainPageSplitView" />
+                        </ComboBox>
+                    </controls:SettingsCard>
+
+                    <!--  Desktop mode  -->
+
+                    <TextBlock x:Uid="SettingsPageAppDesktop" Style="{StaticResource SettingsSectionHeaderTextBlockStyle}" />
+
+                    <controls:SettingsCard x:Uid="SettingsPageToggleHotKey" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xEDA7;}">
+                        <local:ShortcutTextBox Shortcut="{x:Bind ViewModel.AppSettings.DesktopModeSettings.ToggleShortcut, Mode=TwoWay}" />
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPageDisplayTypeSwitcher" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xF246;}">
+                        <ComboBox SelectedIndex="{x:Bind ViewModel.AppSettings.DesktopModeSettings.LyricsDisplayType, Mode=TwoWay, Converter={StaticResource EnumToIntConverter}}">
+                            <ComboBoxItem x:Uid="MainPageAlbumArtOnly" />
+                            <ComboBoxItem x:Uid="MainPageLyriscOnly" />
+                            <ComboBoxItem x:Uid="MainPageSplitView" />
+                        </ComboBox>
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPageAutoLock" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xE755;}">
+                        <ToggleSwitch IsOn="{x:Bind ViewModel.AppSettings.DesktopModeSettings.AutoLockOnDesktopMode, Mode=TwoWay}" />
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPageLockHotKey" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xEDA7;}">
+                        <local:ShortcutTextBox Shortcut="{x:Bind ViewModel.AppSettings.DesktopModeSettings.LockShortcut, Mode=TwoWay}" />
+                    </controls:SettingsCard>
+
+                    <!--  Dock mode  -->
+
+                    <TextBlock x:Uid="SettingsPageAppDock" Style="{StaticResource SettingsSectionHeaderTextBlockStyle}" />
+
+                    <controls:SettingsCard x:Uid="SettingsPageToggleHotKey" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xEDA7;}">
+                        <local:ShortcutTextBox Shortcut="{x:Bind ViewModel.AppSettings.DockModeSettings.ToggleShortcut, Mode=TwoWay}" />
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPageDisplayTypeSwitcher" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xF246;}">
+                        <ComboBox SelectedIndex="{x:Bind ViewModel.AppSettings.DockModeSettings.LyricsDisplayType, Mode=TwoWay, Converter={StaticResource EnumToIntConverter}}">
+                            <ComboBoxItem x:Uid="MainPageAlbumArtOnly" />
+                            <ComboBoxItem x:Uid="MainPageLyriscOnly" />
+                            <ComboBoxItem x:Uid="MainPageSplitView" />
+                        </ComboBox>
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPageDockMonitor" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xE7F4;}">
+                        <StackPanel Orientation="Horizontal" Spacing="6">
+                            <ComboBox ItemsSource="{x:Bind ViewModel.MonitorDeviceNames, Mode=OneWay}" SelectedItem="{x:Bind ViewModel.AppSettings.DockModeSettings.DockMonitorDeviceName, Mode=TwoWay}" />
+                            <Button
+                                Command="{x:Bind ViewModel.RefreshMonitorDeviceNamesCommand}"
+                                Content="{ui:FontIcon FontFamily={StaticResource IconFontFamily},
+                                                      FontSize=12,
+                                                      Glyph=&#xE72C;}"
+                                Style="{StaticResource GhostButtonStyle}" />
+                        </StackPanel>
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPageDockWindowHeight" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xED5E;}">
+                        <local:ExtendedSlider
+                            Default="64"
+                            Frequency="1"
+                            Maximum="200"
+                            Minimum="64"
+                            Unit="px"
+                            Value="{x:Bind ViewModel.AppSettings.DockModeSettings.DockWindowHeight, Mode=TwoWay}" />
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPageDockPlacement" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xE8E3;}">
+                        <ComboBox SelectedIndex="{x:Bind ViewModel.AppSettings.DockModeSettings.DockPlacement, Mode=TwoWay, Converter={StaticResource EnumToIntConverter}}">
+                            <ComboBoxItem x:Uid="SettingsPageDockPlacementTop" />
+                            <ComboBoxItem x:Uid="SettingsPageDockPlacementBottom" />
+                        </ComboBox>
+                    </controls:SettingsCard>
+
+                    <!--  Picture in picture mode  -->
+
+                    <TextBlock x:Uid="SettingsPageAppPictureInPicture" Style="{StaticResource SettingsSectionHeaderTextBlockStyle}" />
+
+                    <controls:SettingsCard x:Uid="SettingsPageToggleHotKey" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xEDA7;}">
+                        <local:ShortcutTextBox Shortcut="{x:Bind ViewModel.AppSettings.PictureInPictureModeSettings.ToggleShortcut, Mode=TwoWay}" />
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPageDisplayTypeSwitcher" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xF246;}">
+                        <ComboBox SelectedIndex="{x:Bind ViewModel.AppSettings.PictureInPictureModeSettings.LyricsDisplayType, Mode=TwoWay, Converter={StaticResource EnumToIntConverter}}">
+                            <ComboBoxItem x:Uid="MainPageAlbumArtOnly" />
+                            <ComboBoxItem x:Uid="MainPageLyriscOnly" />
+                            <ComboBoxItem x:Uid="MainPageSplitView" />
+                        </ComboBox>
+                    </controls:SettingsCard>
+
+                    <!--  Playback shortcut  -->
+
+                    <TextBlock x:Uid="SettingsPagePlaybackShortcut" Style="{StaticResource SettingsSectionHeaderTextBlockStyle}" />
+
+                    <controls:SettingsCard x:Uid="SettingsPagePlayOrPauseSongHotKey" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xEDA7;}">
+                        <local:ShortcutTextBox Shortcut="{x:Bind ViewModel.AppSettings.GeneralSettings.PlayOrPauseShortcut, Mode=TwoWay}" />
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPageNextSongHotKey" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xEDA7;}">
+                        <local:ShortcutTextBox Shortcut="{x:Bind ViewModel.AppSettings.GeneralSettings.NextSongShortcut, Mode=TwoWay}" />
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPagePreviousSongHotKey" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xEDA7;}">
+                        <local:ShortcutTextBox Shortcut="{x:Bind ViewModel.AppSettings.GeneralSettings.PreviousSongShortcut, Mode=TwoWay}" />
+                    </controls:SettingsCard>
+
+                </StackPanel>
+            </Grid>
+        </ScrollViewer>
+    </Grid>
+</UserControl>

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Controls/AppSettingsControl.xaml.cs

@@ -0,0 +1,50 @@
+using BetterLyrics.WinUI3.Models.Settings;
+using BetterLyrics.WinUI3.ViewModels;
+using CommunityToolkit.Mvvm.DependencyInjection;
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Controls;
+using Microsoft.UI.Xaml.Controls.Primitives;
+using Microsoft.UI.Xaml.Data;
+using Microsoft.UI.Xaml.Input;
+using Microsoft.UI.Xaml.Media;
+using Microsoft.UI.Xaml.Navigation;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Runtime.InteropServices.WindowsRuntime;
+using Windows.Foundation;
+using Windows.Foundation.Collections;
+
+// To learn more about WinUI, the WinUI project structure,
+// and more about our project templates, see: http://aka.ms/winui-project-info.
+
+namespace BetterLyrics.WinUI3.Controls
+{
+    public sealed partial class AppSettingsControl : UserControl
+    {
+        public AppSettingsControlViewModel ViewModel => (AppSettingsControlViewModel)DataContext;
+
+        public AppSettingsControl()
+        {
+            InitializeComponent();
+            DataContext = Ioc.Default.GetRequiredService<AppSettingsControlViewModel>();
+        }
+
+        private async void AutoStartupToggleSwitch_Loaded(object sender, RoutedEventArgs e)
+        {
+            AutoStartupToggleSwitch.IsOn = await ViewModel.DetectIsAutoStartupEnabledAsync();
+            AutoStartupToggleSwitch.Toggled += AutoStartupToggleSwitch_Toggled;
+        }
+
+        private void AutoStartupToggleSwitch_Toggled(object sender, RoutedEventArgs e)
+        {
+            ViewModel.ToggleAutoStartupAsync(AutoStartupToggleSwitch.IsOn);
+        }
+
+        private void AutoStartupToggleSwitch_Unloaded(object sender, RoutedEventArgs e)
+        {
+            AutoStartupToggleSwitch.Toggled -= AutoStartupToggleSwitch_Toggled;
+        }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Controls/ExtendedSlider.xaml

@@ -0,0 +1,57 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<UserControl
+    x:Class="BetterLyrics.WinUI3.Controls.ExtendedSlider"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:local="using:BetterLyrics.WinUI3.Controls"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:ui="using:CommunityToolkit.WinUI"
+    mc:Ignorable="d">
+
+    <StackPanel Orientation="Horizontal">
+        <TextBlock
+            Margin="6,0,2,0"
+            VerticalAlignment="Center"
+            Text="{x:Bind Value, Mode=OneWay}" />
+        <TextBlock
+            Margin="0,0,14,0"
+            VerticalAlignment="Center"
+            Text="{x:Bind Unit, Mode=OneWay}" />
+        <Slider
+            Maximum="{x:Bind Maximum, Mode=OneWay}"
+            Minimum="{x:Bind Minimum, Mode=OneWay}"
+            SnapsTo="Ticks"
+            StepFrequency="{x:Bind Frequency, Mode=OneWay}"
+            TickFrequency="{x:Bind Frequency, Mode=OneWay}"
+            TickPlacement="Outside"
+            Value="{x:Bind Value, Mode=TwoWay}" />
+        <Button
+            Margin="3,0,0,0"
+            VerticalAlignment="Center"
+            Click="ResetButton_Click"
+            Content="{ui:FontIcon FontFamily={StaticResource IconFontFamily},
+                                  FontSize=12,
+                                  Glyph=&#xE777;}"
+            Style="{StaticResource GhostButtonStyle}"
+            Visibility="{x:Bind ResetButtonVisibility, Mode=OneWay}" />
+        <Button
+            x:Name="SubtractButton"
+            Margin="3,0,0,0"
+            VerticalAlignment="Center"
+            Click="SubtractButton_Click"
+            Content="{ui:FontIcon FontFamily={StaticResource IconFontFamily},
+                                  FontSize=12,
+                                  Glyph=&#xE738;}"
+            Style="{StaticResource GhostButtonStyle}" />
+        <Button
+            x:Name="AddButton"
+            Margin="3,0,0,0"
+            VerticalAlignment="Center"
+            Click="AddButton_Click"
+            Content="{ui:FontIcon FontFamily={StaticResource IconFontFamily},
+                                  FontSize=12,
+                                  Glyph=&#xE710;}"
+            Style="{StaticResource GhostButtonStyle}" />
+    </StackPanel>
+</UserControl>

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Controls/ExtendedSlider.xaml.cs

@@ -0,0 +1,129 @@
+using Microsoft.UI.Input;
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Controls;
+using Microsoft.UI.Xaml.Controls.Primitives;
+using Microsoft.UI.Xaml.Data;
+using Microsoft.UI.Xaml.Input;
+using Microsoft.UI.Xaml.Media;
+using Microsoft.UI.Xaml.Navigation;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Runtime.InteropServices.WindowsRuntime;
+using Windows.Foundation;
+using Windows.Foundation.Collections;
+
+// To learn more about WinUI, the WinUI project structure,
+// and more about our project templates, see: http://aka.ms/winui-project-info.
+
+namespace BetterLyrics.WinUI3.Controls
+{
+    public sealed partial class ExtendedSlider : UserControl
+    {
+        public ExtendedSlider()
+        {
+            InitializeComponent();
+        }
+
+        private void Subtract()
+        {
+            if (Value - Frequency < Minimum)
+            {
+                Value = Minimum;
+            }
+            else
+            {
+                Value -= Frequency;
+            }
+        }
+
+        private void Add()
+        {
+            if (Value + Frequency > Maximum)
+            {
+                Value = Maximum;
+            }
+            else
+            {
+                Value += Frequency;
+            }
+        }
+
+        private void SubtractTimer_Tick(object? sender, object e)
+        {
+            Subtract();
+        }
+
+        private void AddTimer_Tick(object? sender, object e)
+        {
+            Add();
+        }
+
+        public static readonly DependencyProperty FrequencyProperty =
+            DependencyProperty.Register(nameof(Frequency), typeof(double), typeof(ExtendedSlider), new PropertyMetadata(default));
+        public static readonly DependencyProperty MinimumProperty =
+            DependencyProperty.Register(nameof(Minimum), typeof(double), typeof(ExtendedSlider), new PropertyMetadata(default));
+        public static readonly DependencyProperty MaximumProperty =
+            DependencyProperty.Register(nameof(Maximum), typeof(double), typeof(ExtendedSlider), new PropertyMetadata(default));
+        public static readonly DependencyProperty ValueProperty =
+            DependencyProperty.Register(nameof(Value), typeof(double), typeof(ExtendedSlider), new PropertyMetadata(default));
+        public static readonly DependencyProperty DefaultProperty =
+            DependencyProperty.Register(nameof(Default), typeof(double), typeof(ExtendedSlider), new PropertyMetadata(default));
+        public static readonly DependencyProperty ResetButtonVisibilityProperty =
+            DependencyProperty.Register(nameof(ResetButtonVisibility), typeof(Visibility), typeof(ExtendedSlider), new PropertyMetadata(Visibility.Visible));
+        public static readonly DependencyProperty UnitProperty =
+            DependencyProperty.Register(nameof(Unit), typeof(string), typeof(ExtendedSlider), new PropertyMetadata(""));
+
+        public double Frequency
+        {
+            get => (double)GetValue(FrequencyProperty);
+            set => SetValue(FrequencyProperty, value);
+        }
+        public double Minimum
+        {
+            get => (double)GetValue(MinimumProperty);
+            set => SetValue(MinimumProperty, value);
+        }
+        public double Maximum
+        {
+            get => (double)GetValue(MaximumProperty);
+            set => SetValue(MaximumProperty, value);
+        }
+        public double Value
+        {
+            get => (double)GetValue(ValueProperty);
+            set => SetValue(ValueProperty, value);
+        }
+        public double Default
+        {
+            get => (double)GetValue(DefaultProperty);
+            set => SetValue(DefaultProperty, value);
+        }
+        public Visibility ResetButtonVisibility
+        {
+            get => (Visibility)GetValue(ResetButtonVisibilityProperty);
+            set => SetValue(ResetButtonVisibilityProperty, value);
+        }
+        public string Unit
+        {
+            get => (string)GetValue(UnitProperty);
+            set => SetValue(UnitProperty, value);
+        }
+
+        private void ResetButton_Click(object sender, RoutedEventArgs e)
+        {
+            Value = Default;
+        }
+
+        private void SubtractButton_Click(object sender, RoutedEventArgs e)
+        {
+            Subtract();
+        }
+
+        private void AddButton_Click(object sender, RoutedEventArgs e)
+        {
+            Add();
+        }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Controls/LyricsBavkgroundSettingsControl.xaml

@@ -0,0 +1,79 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<UserControl
+    x:Class="BetterLyrics.WinUI3.Controls.LyricsBavkgroundSettingsControl"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:controls="using:CommunityToolkit.WinUI.Controls"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:uc="using:BetterLyrics.WinUI3.Controls"
+    xmlns:ui="using:CommunityToolkit.WinUI"
+    mc:Ignorable="d">
+
+    <Grid>
+        <ScrollViewer Style="{StaticResource SettingsScrollViewerStyle}">
+            <Grid Style="{StaticResource SettingsGridStyle}">
+                <StackPanel Spacing="{StaticResource SettingsCardSpacing}">
+
+                    <TextBlock Style="{StaticResource SettingsSectionHeaderTextBlockStyle}" />
+
+                    <controls:SettingsCard x:Uid="SettingsPageTheme" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xE790;}">
+                        <ComboBox x:Name="ThemeComboBox" SelectedIndex="{x:Bind ViewModel.AppSettings.LyricsBackgroundSettings.LyricsBackgroundTheme, Mode=TwoWay, Converter={StaticResource EnumToIntConverter}}">
+                            <ComboBoxItem x:Uid="SettingsPageFollowSystem" />
+                            <ComboBoxItem x:Uid="SettingsPageLight" />
+                            <ComboBoxItem x:Uid="SettingsPageDark" />
+                        </ComboBox>
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPageLyricsPureColorBgOpacity" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xEB42;}">
+                        <uc:ExtendedSlider
+                            Default="100"
+                            Frequency="1"
+                            Maximum="100"
+                            Minimum="0"
+                            Unit="%"
+                            Value="{x:Bind ViewModel.AppSettings.LyricsBackgroundSettings.PureColorOverlayOpacity, Mode=TwoWay}" />
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPageLyricsBackgroundOpacity" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xEB42;}">
+                        <uc:ExtendedSlider
+                            Default="100"
+                            Frequency="1"
+                            Maximum="100"
+                            Minimum="0"
+                            Unit="%"
+                            Value="{x:Bind ViewModel.AppSettings.LyricsBackgroundSettings.CoverOverlayOpacity, Mode=TwoWay}" />
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPageLyricsBackgroundSpeed" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xEC49;}">
+                        <uc:ExtendedSlider
+                            Default="50"
+                            Frequency="1"
+                            Maximum="100"
+                            Minimum="0"
+                            Unit="%"
+                            Value="{x:Bind ViewModel.AppSettings.LyricsBackgroundSettings.CoverOverlaySpeed, Mode=TwoWay}" />
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPageLyricsBackgroundBlurAmount" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xE727;}">
+                        <uc:ExtendedSlider
+                            Default="100"
+                            Frequency="1"
+                            Maximum="100"
+                            Minimum="0"
+                            Value="{x:Bind ViewModel.AppSettings.LyricsBackgroundSettings.CoverOverlayBlurAmount, Mode=TwoWay}" />
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPageBackgroundAcrylicEffectAmount" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xE80A;}">
+                        <uc:ExtendedSlider
+                            Default="0"
+                            Frequency="1"
+                            Maximum="10"
+                            Minimum="0"
+                            Value="{x:Bind ViewModel.AppSettings.LyricsBackgroundSettings.CoverAcrylicEffectAmount, Mode=TwoWay}" />
+                    </controls:SettingsCard>
+                </StackPanel>
+            </Grid>
+        </ScrollViewer>
+    </Grid>
+</UserControl>

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Controls/LyricsBavkgroundSettingsControl.xaml.cs

@@ -0,0 +1,33 @@
+using BetterLyrics.WinUI3.ViewModels;
+using CommunityToolkit.Mvvm.DependencyInjection;
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Controls;
+using Microsoft.UI.Xaml.Controls.Primitives;
+using Microsoft.UI.Xaml.Data;
+using Microsoft.UI.Xaml.Input;
+using Microsoft.UI.Xaml.Media;
+using Microsoft.UI.Xaml.Navigation;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Runtime.InteropServices.WindowsRuntime;
+using Windows.Foundation;
+using Windows.Foundation.Collections;
+
+// To learn more about WinUI, the WinUI project structure,
+// and more about our project templates, see: http://aka.ms/winui-project-info.
+
+namespace BetterLyrics.WinUI3.Controls
+{
+    public sealed partial class LyricsBavkgroundSettingsControl : UserControl
+    {
+        public LyricsBackgroundSettingsControlViewModel ViewModel => (LyricsBackgroundSettingsControlViewModel)DataContext;
+
+        public LyricsBavkgroundSettingsControl()
+        {
+            InitializeComponent();
+            DataContext = Ioc.Default.GetRequiredService<LyricsBackgroundSettingsControlViewModel>();
+        }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Controls/LyricsSettingsControl.xaml

@@ -0,0 +1,379 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<UserControl
+    x:Class="BetterLyrics.WinUI3.Controls.LyricsSettingsControl"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:controls="using:CommunityToolkit.WinUI.Controls"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:interactivity="using:Microsoft.Xaml.Interactivity"
+    xmlns:local="using:BetterLyrics.WinUI3.Controls"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:ui="using:CommunityToolkit.WinUI"
+    mc:Ignorable="d">
+
+    <Grid>
+        <ScrollViewer Style="{StaticResource SettingsScrollViewerStyle}">
+            <Grid Style="{StaticResource SettingsGridStyle}">
+                <StackPanel Spacing="{StaticResource SettingsCardSpacing}">
+
+                    <!--  Lyrics style  -->
+
+                    <TextBlock x:Uid="SettingsPageLyricsStyle" Style="{StaticResource SettingsSectionHeaderTextBlockStyle}" />
+
+                    <controls:SettingsCard x:Uid="SettingsPageLyricsAlignment" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xE8E3;}">
+                        <ComboBox SelectedIndex="{x:Bind LyricsStyleSettings.LyricsAlignmentType, Mode=TwoWay, Converter={StaticResource EnumToIntConverter}}">
+                            <ComboBoxItem x:Uid="SettingsPageLyricsLeft" />
+                            <ComboBoxItem x:Uid="SettingsPageLyricsCenter" />
+                            <ComboBoxItem x:Uid="SettingsPageLyricsRight" />
+                        </ComboBox>
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPageLyricsFontFamily" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xE8D2;}">
+                        <ComboBox ItemsSource="{x:Bind SystemFontNames, Mode=OneWay}" SelectedItem="{x:Bind LyricsStyleSettings.LyricsFontFamily, Mode=TwoWay}">
+                            <ComboBox.ItemTemplate>
+                                <DataTemplate>
+                                    <TextBlock Text="{Binding}" />
+                                </DataTemplate>
+                            </ComboBox.ItemTemplate>
+                        </ComboBox>
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPageLyricsFontWeight" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xE8DD;}">
+                        <ComboBox SelectedIndex="{x:Bind LyricsStyleSettings.LyricsFontWeight, Mode=TwoWay, Converter={StaticResource EnumToIntConverter}}">
+                            <ComboBoxItem x:Uid="SettingsPageLyricsThin" />
+                            <ComboBoxItem x:Uid="SettingsPageLyricsExtraLight" />
+                            <ComboBoxItem x:Uid="SettingsPageLyricsLight" />
+                            <ComboBoxItem x:Uid="SettingsPageLyricsSemiLight" />
+                            <ComboBoxItem x:Uid="SettingsPageLyricsNormal" />
+                            <ComboBoxItem x:Uid="SettingsPageLyricsMedium" />
+                            <ComboBoxItem x:Uid="SettingsPageLyricsSemiBold" />
+                            <ComboBoxItem x:Uid="SettingsPageLyricsBold" />
+                            <ComboBoxItem x:Uid="SettingsPageLyricsExtraBold" />
+                            <ComboBoxItem x:Uid="SettingsPageLyricsBlack" />
+                            <ComboBoxItem x:Uid="SettingsPageLyricsExtraBlack" />
+                        </ComboBox>
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPageLyricsBgFontOpacity" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xEB42;}">
+                        <local:ExtendedSlider
+                            Default="30"
+                            Frequency="1"
+                            Maximum="100"
+                            Minimum="0"
+                            Unit="%"
+                            Value="{x:Bind LyricsStyleSettings.LyricsBgFontOpacity, Mode=TwoWay}" />
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPageLyricsFontStrokeWidth" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xEC12;}">
+                        <local:ExtendedSlider
+                            Default="0"
+                            Frequency="1"
+                            Maximum="5"
+                            Minimum="0"
+                            Value="{x:Bind LyricsStyleSettings.LyricsFontStrokeWidth, Mode=TwoWay}" />
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPageLyricsStrokeFontColor" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xE8D3;}">
+                        <ComboBox SelectedIndex="{x:Bind LyricsStyleSettings.LyricsStrokeFontColorType, Mode=TwoWay, Converter={StaticResource EnumToIntConverter}}">
+                            <ComboBoxItem x:Uid="SettingsPageLyricsFontColorAdaptiveColored" />
+                            <ComboBoxItem x:Uid="SettingsPageLyricsFontColorAdaptiveGrayed" />
+                            <ComboBoxItem x:Uid="SettingsPageLyricsFontColorCustom" />
+                        </ComboBox>
+                    </controls:SettingsCard>
+
+                    <ColorPicker
+                        ColorSpectrumShape="Box"
+                        IsAlphaEnabled="True"
+                        IsAlphaSliderVisible="True"
+                        IsAlphaTextInputVisible="True"
+                        IsColorChannelTextInputVisible="True"
+                        IsColorSliderVisible="True"
+                        IsHexInputVisible="True"
+                        IsMoreButtonVisible="True"
+                        Color="{x:Bind LyricsStyleSettings.LyricsCustomStrokeFontColor, Mode=TwoWay}">
+                        <interactivity:Interaction.Behaviors>
+                            <interactivity:DataTriggerBehavior
+                                Binding="{x:Bind LyricsStyleSettings.LyricsStrokeFontColorType, Mode=OneWay, Converter={StaticResource EnumToIntConverter}}"
+                                ComparisonCondition="Equal"
+                                Value="2">
+                                <interactivity:ChangePropertyAction PropertyName="Visibility" Value="Visible" />
+                            </interactivity:DataTriggerBehavior>
+                            <interactivity:DataTriggerBehavior
+                                Binding="{x:Bind LyricsStyleSettings.LyricsStrokeFontColorType, Mode=OneWay, Converter={StaticResource EnumToIntConverter}}"
+                                ComparisonCondition="NotEqual"
+                                Value="2">
+                                <interactivity:ChangePropertyAction PropertyName="Visibility" Value="Collapsed" />
+                            </interactivity:DataTriggerBehavior>
+                        </interactivity:Interaction.Behaviors>
+                    </ColorPicker>
+
+                    <controls:SettingsCard x:Uid="SettingsPageLyricsBgFontColor" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xE8D3;}">
+                        <ComboBox SelectedIndex="{x:Bind LyricsStyleSettings.LyricsBgFontColorType, Mode=TwoWay, Converter={StaticResource EnumToIntConverter}}">
+                            <ComboBoxItem x:Uid="SettingsPageLyricsFontColorAdaptiveColored" />
+                            <ComboBoxItem x:Uid="SettingsPageLyricsFontColorAdaptiveGrayed" />
+                            <ComboBoxItem x:Uid="SettingsPageLyricsFontColorCustom" />
+                        </ComboBox>
+                    </controls:SettingsCard>
+
+                    <ColorPicker
+                        ColorSpectrumShape="Box"
+                        IsAlphaEnabled="True"
+                        IsAlphaSliderVisible="True"
+                        IsAlphaTextInputVisible="True"
+                        IsColorChannelTextInputVisible="True"
+                        IsColorSliderVisible="True"
+                        IsHexInputVisible="True"
+                        IsMoreButtonVisible="True"
+                        Color="{x:Bind LyricsStyleSettings.LyricsCustomBgFontColor, Mode=TwoWay}">
+                        <interactivity:Interaction.Behaviors>
+                            <interactivity:DataTriggerBehavior
+                                Binding="{x:Bind LyricsStyleSettings.LyricsBgFontColorType, Mode=OneWay, Converter={StaticResource EnumToIntConverter}}"
+                                ComparisonCondition="Equal"
+                                Value="2">
+                                <interactivity:ChangePropertyAction PropertyName="Visibility" Value="Visible" />
+                            </interactivity:DataTriggerBehavior>
+                            <interactivity:DataTriggerBehavior
+                                Binding="{x:Bind LyricsStyleSettings.LyricsBgFontColorType, Mode=OneWay, Converter={StaticResource EnumToIntConverter}}"
+                                ComparisonCondition="NotEqual"
+                                Value="2">
+                                <interactivity:ChangePropertyAction PropertyName="Visibility" Value="Collapsed" />
+                            </interactivity:DataTriggerBehavior>
+                        </interactivity:Interaction.Behaviors>
+                    </ColorPicker>
+
+                    <controls:SettingsCard x:Uid="SettingsPageLyricsFgFontColor" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xE8D3;}">
+                        <ComboBox SelectedIndex="{x:Bind LyricsStyleSettings.LyricsFgFontColorType, Mode=TwoWay, Converter={StaticResource EnumToIntConverter}}">
+                            <ComboBoxItem x:Uid="SettingsPageLyricsFontColorAdaptiveColored" />
+                            <ComboBoxItem x:Uid="SettingsPageLyricsFontColorAdaptiveGrayed" />
+                            <ComboBoxItem x:Uid="SettingsPageLyricsFontColorCustom" />
+                        </ComboBox>
+                    </controls:SettingsCard>
+
+                    <ColorPicker
+                        ColorSpectrumShape="Box"
+                        IsAlphaEnabled="True"
+                        IsAlphaSliderVisible="True"
+                        IsAlphaTextInputVisible="True"
+                        IsColorChannelTextInputVisible="True"
+                        IsColorSliderVisible="True"
+                        IsHexInputVisible="True"
+                        IsMoreButtonVisible="True"
+                        Color="{x:Bind LyricsStyleSettings.LyricsCustomFgFontColor, Mode=TwoWay}">
+                        <interactivity:Interaction.Behaviors>
+                            <interactivity:DataTriggerBehavior
+                                Binding="{x:Bind LyricsStyleSettings.LyricsFgFontColorType, Mode=OneWay, Converter={StaticResource EnumToIntConverter}}"
+                                ComparisonCondition="Equal"
+                                Value="2">
+                                <interactivity:ChangePropertyAction PropertyName="Visibility" Value="Visible" />
+                            </interactivity:DataTriggerBehavior>
+                            <interactivity:DataTriggerBehavior
+                                Binding="{x:Bind LyricsStyleSettings.LyricsFgFontColorType, Mode=OneWay, Converter={StaticResource EnumToIntConverter}}"
+                                ComparisonCondition="NotEqual"
+                                Value="2">
+                                <interactivity:ChangePropertyAction PropertyName="Visibility" Value="Collapsed" />
+                            </interactivity:DataTriggerBehavior>
+                        </interactivity:Interaction.Behaviors>
+                    </ColorPicker>
+
+                    <controls:SettingsCard x:Uid="SettingsPageLyricsFontSize" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xE8E9;}">
+                        <local:ExtendedSlider
+                            Frequency="2"
+                            Maximum="96"
+                            Minimum="12"
+                            ResetButtonVisibility="Collapsed"
+                            Value="{x:Bind LyricsStyleSettings.LyricsFontSize, Mode=TwoWay}" />
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPageLyricsLineSpacingFactor" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xF579;}">
+                        <local:ExtendedSlider
+                            x:Uid="SettingsPageLyricsLineSpacingFactorSlider"
+                            Default="0.5"
+                            Frequency="0.1"
+                            Maximum="2"
+                            Minimum="0"
+                            Unit="x"
+                            Value="{x:Bind LyricsStyleSettings.LyricsLineSpacingFactor, Mode=TwoWay}" />
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPageLyricsTranslationSeparator" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xF464;}">
+                        <StackPanel Orientation="Horizontal" Spacing="6">
+                            <TextBox AcceptsReturn="True" Text="{x:Bind LyricsStyleSettings.LyricsTranslationSeparator, Mode=TwoWay}" />
+                            <Button Content="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, FontSize=12, Glyph=&#xE8FB;}" Style="{StaticResource GhostButtonStyle}" />
+                        </StackPanel>
+                    </controls:SettingsCard>
+
+                    <!--  Effect  -->
+
+                    <TextBlock
+                        x:Uid="SettingsPageLyricsEffect"
+                        Style="{StaticResource SettingsSectionHeaderTextBlockStyle}"
+                        Text="Effect" />
+
+                    <controls:SettingsCard x:Uid="SettingsPageLyricsVerticalEdgeOpacity" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xEB42;}">
+                        <local:ExtendedSlider
+                            x:Uid="SettingsPageLyricsVerticalEdgeOpacitySlider"
+                            Default="0"
+                            Frequency="1"
+                            Maximum="100"
+                            Minimum="0"
+                            Unit="%"
+                            Value="{x:Bind LyricsEffectSettings.LyricsVerticalEdgeOpacity, Mode=TwoWay}" />
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPageLyricsBlurAmount" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xE727;}">
+                        <local:ExtendedSlider
+                            x:Uid="SettingsPageLyricsBlurAmountExtendedSlider"
+                            Default="5"
+                            Frequency="1"
+                            Maximum="10"
+                            Minimum="0"
+                            Value="{x:Bind LyricsEffectSettings.LyricsBlurAmount, Mode=TwoWay}" />
+                    </controls:SettingsCard>
+
+                    <controls:SettingsCard x:Uid="SettingsPageLyricsLineFade" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xED3A;}">
+                        <ToggleSwitch IsOn="{x:Bind LyricsEffectSettings.IsLyricsLineFadeEnabled, Mode=TwoWay}" />
+                    </controls:SettingsCard>
+
+                    <!--  高亮  -->
+                    <controls:SettingsCard x:Uid="SettingsPageLyricsHighlightScope" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xE7E6;}">
+                        <ComboBox SelectedIndex="{x:Bind LyricsEffectSettings.LyricsHighlightScope, Mode=TwoWay, Converter={StaticResource EnumToIntConverter}}">
+                            <ComboBoxItem x:Uid="SettingsPageLyricsRendingScopeCurrentChar" />
+                            <ComboBoxItem x:Uid="SettingsPageLyricsRendingScopeLineStartToCurrentChar" />
+                            <ComboBoxItem x:Uid="SettingsPageLyricsRendingScopeCurrentLine" />
+                        </ComboBox>
+                    </controls:SettingsCard>
+
+                    <!--  阴影  -->
+                    <controls:SettingsExpander
+                        x:Uid="SettingsPageLyricsShadow"
+                        HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily},
+                                                 Glyph=&#xF5EF;}"
+                        IsExpanded="{x:Bind LyricsEffectSettings.IsLyricsShadowEnabled, Mode=OneWay}">
+                        <ToggleSwitch IsOn="{x:Bind LyricsEffectSettings.IsLyricsShadowEnabled, Mode=TwoWay}" />
+                        <controls:SettingsExpander.Items>
+                            <controls:SettingsCard x:Uid="SettingsPageScope" IsEnabled="{x:Bind LyricsEffectSettings.IsLyricsShadowEnabled, Mode=OneWay}">
+                                <ComboBox SelectedIndex="{x:Bind LyricsEffectSettings.LyricsShadowScope, Mode=TwoWay, Converter={StaticResource EnumToIntConverter}}">
+                                    <ComboBoxItem x:Uid="SettingsPageLyricsRendingScopeCurrentChar" />
+                                    <ComboBoxItem x:Uid="SettingsPageLyricsRendingScopeLineStartToCurrentChar" />
+                                    <ComboBoxItem x:Uid="SettingsPageLyricsRendingScopeCurrentLine" />
+                                </ComboBox>
+                            </controls:SettingsCard>
+                            <controls:SettingsCard x:Uid="SettingsPageAmount" IsEnabled="{x:Bind LyricsEffectSettings.IsLyricsShadowEnabled, Mode=OneWay}">
+                                <local:ExtendedSlider
+                                    Default="8"
+                                    Frequency="1"
+                                    Maximum="20"
+                                    Minimum="1"
+                                    Value="{x:Bind LyricsEffectSettings.LyricsShadowAmount, Mode=TwoWay}" />
+                            </controls:SettingsCard>
+                        </controls:SettingsExpander.Items>
+                    </controls:SettingsExpander>
+
+                    <!--  辉光效果  -->
+                    <controls:SettingsExpander
+                        x:Uid="SettingsPageLyricsGlowEffect"
+                        HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily},
+                                                 Glyph=&#xE9A9;}"
+                        IsExpanded="{x:Bind LyricsEffectSettings.IsLyricsGlowEffectEnabled, Mode=OneWay}">
+                        <ToggleSwitch IsOn="{x:Bind LyricsEffectSettings.IsLyricsGlowEffectEnabled, Mode=TwoWay}" />
+                        <controls:SettingsExpander.Items>
+                            <controls:SettingsCard x:Uid="SettingsPageScope" IsEnabled="{x:Bind LyricsEffectSettings.IsLyricsGlowEffectEnabled, Mode=OneWay}">
+                                <ComboBox SelectedIndex="{x:Bind LyricsEffectSettings.LyricsGlowEffectScope, Mode=TwoWay, Converter={StaticResource EnumToIntConverter}}">
+                                    <ComboBoxItem x:Uid="SettingsPageLyricsRendingScopeCurrentChar" />
+                                    <ComboBoxItem x:Uid="SettingsPageLyricsRendingScopeLineStartToCurrentChar" />
+                                    <ComboBoxItem x:Uid="SettingsPageLyricsRendingScopeCurrentLine" />
+                                </ComboBox>
+                            </controls:SettingsCard>
+                            <controls:SettingsCard x:Uid="SettingsPageAmount" IsEnabled="{x:Bind LyricsEffectSettings.IsLyricsGlowEffectEnabled, Mode=OneWay}">
+                                <local:ExtendedSlider
+                                    Default="8"
+                                    Frequency="1"
+                                    Maximum="20"
+                                    Minimum="1"
+                                    Value="{x:Bind LyricsEffectSettings.LyricsGlowEffectAmount, Mode=TwoWay}" />
+                            </controls:SettingsCard>
+                        </controls:SettingsExpander.Items>
+                    </controls:SettingsExpander>
+
+                    <!--  浮动动画  -->
+                    <controls:SettingsExpander
+                        x:Uid="SettingsPageLyricsFloatAnimation"
+                        HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily},
+                                                 Glyph=&#xE8C5;}"
+                        IsExpanded="True">
+                        <ToggleSwitch IsOn="{x:Bind LyricsEffectSettings.IsLyricsFloatAnimationEnabled, Mode=TwoWay}" />
+                        <controls:SettingsExpander.Items>
+                            <controls:SettingsCard x:Uid="SettingsPageAmount" IsEnabled="{x:Bind LyricsEffectSettings.IsLyricsGlowEffectEnabled, Mode=OneWay}">
+                                <local:ExtendedSlider
+                                    Default="1"
+                                    Frequency="1"
+                                    Maximum="4"
+                                    Minimum="1"
+                                    Value="{x:Bind LyricsEffectSettings.LyricsFloatAmount, Mode=TwoWay}" />
+                            </controls:SettingsCard>
+                        </controls:SettingsExpander.Items>
+                    </controls:SettingsExpander>
+
+                    <!--  扇形歌词  -->
+                    <controls:SettingsCard x:Uid="SettingsPageFan" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xEBC5;}">
+                        <ToggleSwitch IsOn="{x:Bind LyricsEffectSettings.IsFanLyricsEnabled, Mode=TwoWay}" />
+                    </controls:SettingsCard>
+
+                    <controls:SettingsExpander
+                        x:Uid="SettingsPageScrollEasing"
+                        HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily},
+                                                 Glyph=&#xECE7;}"
+                        IsExpanded="True">
+                        <ComboBox SelectedIndex="{x:Bind LyricsEffectSettings.LyricsScrollEasingType, Mode=TwoWay, Converter={StaticResource EnumToIntConverter}}">
+                            <ComboBoxItem x:Uid="SettingsPageEasingTypeLinear" />
+                            <ComboBoxItem x:Uid="SettingsPageEasingTypeSmoothStep" />
+                            <ComboBoxItem x:Uid="SettingsPageEasingTypeEaseInOutSine" />
+                            <ComboBoxItem x:Uid="SettingsPageEasingTypeEaseInOutQuad" />
+                            <ComboBoxItem x:Uid="SettingsPageEasingTypeEaseInOutCubic" />
+                            <ComboBoxItem x:Uid="SettingsPageEasingTypeEaseInOutQuart" />
+                            <ComboBoxItem x:Uid="SettingsPageEasingTypeEaseInOutQuint" />
+                            <ComboBoxItem x:Uid="SettingsPageEasingTypeEaseInOutExpo" />
+                            <ComboBoxItem x:Uid="SettingsPageEasingTypeEaseInOutCirc" />
+                            <ComboBoxItem x:Uid="SettingsPageEasingTypeEaseInOutBack" />
+                            <ComboBoxItem x:Uid="SettingsPageEasingTypeEaseInOutElastic" />
+                            <ComboBoxItem x:Uid="SettingsPageEasingTypeEaseInOutBounce" />
+                        </ComboBox>
+                        <controls:SettingsExpander.Items>
+                            <controls:SettingsCard x:Uid="SettingsPageScrollTopDuration">
+                                <local:ExtendedSlider
+                                    x:Uid="SettingsPageLyricsScrollTopDurationExtendedSlider"
+                                    Default="500"
+                                    Frequency="50"
+                                    Maximum="1000"
+                                    Minimum="50"
+                                    Unit="ms"
+                                    Value="{x:Bind LyricsEffectSettings.LyricsScrollTopDuration, Mode=TwoWay}" />
+                            </controls:SettingsCard>
+                            <controls:SettingsCard x:Uid="SettingsPageScrollDuration">
+                                <local:ExtendedSlider
+                                    x:Uid="SettingsPageLyricsScrollDurationExtendedSlider"
+                                    Default="500"
+                                    Frequency="50"
+                                    Maximum="1000"
+                                    Minimum="50"
+                                    Unit="ms"
+                                    Value="{x:Bind LyricsEffectSettings.LyricsScrollDuration, Mode=TwoWay}" />
+                            </controls:SettingsCard>
+                            <controls:SettingsCard x:Uid="SettingsPageScrollBottomDuration">
+                                <local:ExtendedSlider
+                                    x:Uid="SettingsPageLyricsScrollBottomDurationExtendedSlider"
+                                    Default="500"
+                                    Frequency="50"
+                                    Maximum="1000"
+                                    Minimum="50"
+                                    Unit="ms"
+                                    Value="{x:Bind LyricsEffectSettings.LyricsScrollBottomDuration, Mode=TwoWay}" />
+                            </controls:SettingsCard>
+                        </controls:SettingsExpander.Items>
+                    </controls:SettingsExpander>
+
+                </StackPanel>
+            </Grid>
+        </ScrollViewer>
+    </Grid>
+</UserControl>

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Controls/LyricsSettingsControl.xaml.cs

@@ -0,0 +1,53 @@
+using BetterLyrics.WinUI3.Helper;
+using BetterLyrics.WinUI3.Models.Settings;
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Controls;
+using Microsoft.UI.Xaml.Controls.Primitives;
+using Microsoft.UI.Xaml.Data;
+using Microsoft.UI.Xaml.Input;
+using Microsoft.UI.Xaml.Media;
+using Microsoft.UI.Xaml.Navigation;
+using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.IO;
+using System.Linq;
+using System.Runtime.InteropServices.WindowsRuntime;
+using Windows.Foundation;
+using Windows.Foundation.Collections;
+
+// To learn more about WinUI, the WinUI project structure,
+// and more about our project templates, see: http://aka.ms/winui-project-info.
+
+namespace BetterLyrics.WinUI3.Controls
+{
+    public sealed partial class LyricsSettingsControl : UserControl
+    {
+        public ObservableCollection<string> SystemFontNames { get; set; } = [.. FontHelper.SystemFontFamilies];
+
+        public LyricsSettingsControl()
+        {
+            InitializeComponent();
+        }
+
+        public static readonly DependencyProperty LyricsStyleSettingsProperty =
+            DependencyProperty.Register(nameof(LyricsStyleSettings), typeof(LyricsStyleSettings), typeof(LyricsSettingsControl), new PropertyMetadata(default));
+
+        public LyricsStyleSettings LyricsStyleSettings
+        {
+            get => (LyricsStyleSettings)GetValue(LyricsStyleSettingsProperty);
+            set => SetValue(LyricsStyleSettingsProperty, value);
+        }
+
+
+        public static readonly DependencyProperty LyricsEffectSettingsProperty =
+            DependencyProperty.Register(nameof(LyricsEffectSettings), typeof(LyricsEffectSettings), typeof(LyricsSettingsControl), new PropertyMetadata(default));
+
+        public LyricsEffectSettings LyricsEffectSettings
+        {
+            get => (LyricsEffectSettings)GetValue(LyricsEffectSettingsProperty);
+            set => SetValue(LyricsEffectSettingsProperty, value);
+        }
+
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Controls/MediaSettingsControl.xaml

@@ -0,0 +1,89 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<UserControl
+    x:Class="BetterLyrics.WinUI3.Controls.MediaSettingsControl"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:controls="using:CommunityToolkit.WinUI.Controls"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:interactivity="using:Microsoft.Xaml.Interactivity"
+    xmlns:local="using:BetterLyrics.WinUI3.Controls"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:ui="using:CommunityToolkit.WinUI"
+    mc:Ignorable="d">
+
+    <Grid>
+        <ScrollViewer Style="{StaticResource SettingsScrollViewerStyle}">
+            <Grid Style="{StaticResource SettingsGridStyle}">
+                <StackPanel>
+
+                    <TextBlock Style="{StaticResource SettingsSectionHeaderTextBlockStyle}" />
+
+                    <controls:SettingsCard x:Uid="SettingsPageMusicLib" HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily}, Glyph=&#xE8B7;}" />
+
+                    <InfoBar
+                        x:Uid="SettingsPageRemoveInfo"
+                        BorderThickness="0"
+                        CornerRadius="0"
+                        IsClosable="False"
+                        IsOpen="True"
+                        Severity="Success">
+                        <interactivity:Interaction.Behaviors>
+                            <interactivity:DataTriggerBehavior
+                                Binding="{x:Bind ViewModel.AppSettings.LocalMediaFolders.Count, Mode=OneWay}"
+                                ComparisonCondition="Equal"
+                                Value="0">
+                                <interactivity:ChangePropertyAction PropertyName="Visibility" Value="Collapsed" />
+                            </interactivity:DataTriggerBehavior>
+                            <interactivity:DataTriggerBehavior
+                                Binding="{x:Bind ViewModel.AppSettings.LocalMediaFolders.Count, Mode=OneWay}"
+                                ComparisonCondition="NotEqual"
+                                Value="0">
+                                <interactivity:ChangePropertyAction PropertyName="Visibility" Value="Visible" />
+                            </interactivity:DataTriggerBehavior>
+                        </interactivity:Interaction.Behaviors>
+                    </InfoBar>
+
+                    <ListView
+                        ItemContainerStyle="{StaticResource ListViewStretchedItemContainerStyle}"
+                        ItemsSource="{x:Bind ViewModel.AppSettings.LocalMediaFolders, Mode=OneWay}"
+                        SelectionMode="None">
+                        <ListView.ItemTemplate>
+                            <DataTemplate>
+                                <controls:SettingsExpander>
+                                    <controls:SettingsExpander.Header>
+                                        <HyperlinkButton
+                                            Click="LocalFolderHyperlinkButton_Click"
+                                            Content="{Binding Path, Mode=OneWay}"
+                                            Tag="{Binding Path, Mode=OneWay}" />
+                                    </controls:SettingsExpander.Header>
+                                    <ToggleSwitch IsOn="{Binding IsEnabled, Mode=TwoWay}" />
+                                    <controls:SettingsExpander.Items>
+                                        <controls:SettingsCard>
+                                            <controls:SettingsCard.Header>
+                                                <HyperlinkButton
+                                                    x:Uid="SettingsPageRemovePath"
+                                                    Click="SettingsPageRemovePathButton_Click"
+                                                    Tag="{Binding}" />
+                                            </controls:SettingsCard.Header>
+                                        </controls:SettingsCard>
+                                        <controls:SettingsCard x:Uid="SettingsPageMusicLibRealTimeWatch">
+                                            <ToggleSwitch IsOn="{Binding IsRealTimeWatchEnabled, Mode=TwoWay}" />
+                                        </controls:SettingsCard>
+                                    </controls:SettingsExpander.Items>
+                                </controls:SettingsExpander>
+                            </DataTemplate>
+                        </ListView.ItemTemplate>
+                    </ListView>
+
+                    <controls:SettingsCard x:Uid="SettingsPageAddFolder" Style="{StaticResource DefaultSettingsExpanderItemStyle}">
+                        <Button
+                            x:Uid="SettingsPageAddFolderButton"
+                            Command="{x:Bind ViewModel.SelectAndAddFolderCommand}"
+                            CommandParameter="{Binding ElementName=RootGrid}" />
+                    </controls:SettingsCard>
+
+                </StackPanel>
+            </Grid>
+        </ScrollViewer>
+    </Grid>
+</UserControl>

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Controls/MediaSettingsControl.xaml.cs

@@ -0,0 +1,50 @@
+using BetterLyrics.WinUI3.Models;
+using BetterLyrics.WinUI3.ViewModels;
+using CommunityToolkit.Mvvm.DependencyInjection;
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Controls;
+using Microsoft.UI.Xaml.Controls.Primitives;
+using Microsoft.UI.Xaml.Data;
+using Microsoft.UI.Xaml.Input;
+using Microsoft.UI.Xaml.Media;
+using Microsoft.UI.Xaml.Navigation;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Runtime.InteropServices.WindowsRuntime;
+using Windows.Foundation;
+using Windows.Foundation.Collections;
+using Windows.System;
+
+// To learn more about WinUI, the WinUI project structure,
+// and more about our project templates, see: http://aka.ms/winui-project-info.
+
+namespace BetterLyrics.WinUI3.Controls
+{
+    public sealed partial class MediaSettingsControl : UserControl
+    {
+        public MediaSettingsControlViewModel ViewModel => (MediaSettingsControlViewModel)DataContext;
+        public MediaSettingsControl()
+        {
+            InitializeComponent();
+            DataContext = Ioc.Default.GetRequiredService<MediaSettingsControlViewModel>();
+        }
+
+        private void SettingsPageRemovePathButton_Click(object sender, Microsoft.UI.Xaml.RoutedEventArgs e)
+        {
+            ViewModel.RemoveFolderAsync((LocalMediaFolder)(sender as HyperlinkButton)!.Tag);
+        }
+
+        private async void LocalFolderHyperlinkButton_Click(object sender, RoutedEventArgs e)
+        {
+            if (sender is HyperlinkButton button && button.Tag is string uriStr)
+            {
+                if (Uri.TryCreate(uriStr, UriKind.Absolute, out var uri))
+                {
+                    await Launcher.LaunchUriAsync(uri);
+                }
+            }
+        }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Controls/PlaybackSettingsControl.xaml

@@ -0,0 +1,320 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<UserControl
+    x:Class="BetterLyrics.WinUI3.Controls.PlaybackSettingsControl"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:controls="using:CommunityToolkit.WinUI.Controls"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:interactivity="using:Microsoft.Xaml.Interactivity"
+    xmlns:local="using:BetterLyrics.WinUI3.Controls"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:models="using:BetterLyrics.WinUI3.Models"
+    xmlns:ui="using:CommunityToolkit.WinUI"
+    mc:Ignorable="d">
+
+    <Grid ColumnSpacing="6">
+        <Grid.ColumnDefinitions>
+            <ColumnDefinition Width="*" />
+            <ColumnDefinition Width="*" />
+        </Grid.ColumnDefinitions>
+        <Grid Grid.Column="0">
+            <ScrollViewer Margin="0,72,0,0" Style="{StaticResource SettingsScrollViewerStyle}">
+                <Grid Style="{StaticResource SettingsGridStyle}">
+                    <StackPanel Spacing="{StaticResource SettingsCardSpacing}">
+
+                        <controls:SettingsCard x:Uid="SettingsPageMediaSourceProvidersConfig">
+                            <ToggleSwitch IsOn="{x:Bind ViewModel.SelectedMediaSourceProvider.IsEnabled, Mode=TwoWay}" />
+                        </controls:SettingsCard>
+
+                        <controls:SettingsCard x:Uid="SettingsPageLastFMTrack" IsEnabled="{x:Bind ViewModel.IsLastFMAuthenticated, Mode=OneWay}">
+                            <ToggleSwitch IsOn="{x:Bind ViewModel.SelectedMediaSourceProvider.IsLastFMTrackEnabled, Mode=TwoWay}" />
+                        </controls:SettingsCard>
+
+                        <!--  时间轴相关配置  -->
+                        <controls:SettingsCard x:Uid="SettingsPageLyricsTimelineThreshold">
+                            <local:ExtendedSlider
+                                x:Uid="SettingsPageLyricsTimelineThresholdReset"
+                                Frequency="100"
+                                Maximum="1000"
+                                Minimum="0"
+                                ResetButtonVisibility="Collapsed"
+                                Unit="ms"
+                                Value="{x:Bind ViewModel.SelectedMediaSourceProvider.TimelineSyncThreshold, Mode=TwoWay}" />
+                        </controls:SettingsCard>
+                        <controls:SettingsExpander x:Uid="MainPagePositionOffsetSlider" IsExpanded="True">
+                            <local:ExtendedSlider
+                                x:Uid="SettingsPagePositionOffsetReset"
+                                Default="0"
+                                Frequency="100"
+                                Maximum="5000"
+                                Minimum="-5000"
+                                Unit="ms"
+                                Value="{x:Bind ViewModel.SelectedMediaSourceProvider.PositionOffset, Mode=TwoWay}" />
+                            <controls:SettingsExpander.Items>
+                                <controls:SettingsCard x:Uid="LyricsPagePositionOffsetHint">
+                                    <ToggleSwitch IsOn="{x:Bind ViewModel.SelectedMediaSourceProvider.ResetPositionOffsetOnSongChanged, Mode=TwoWay}" />
+                                </controls:SettingsCard>
+                            </controls:SettingsExpander.Items>
+                        </controls:SettingsExpander>
+
+                        <!--  专辑封面源配置  -->
+                        <TextBlock x:Uid="SettingsPageAlbumArtSearchProvidersConfig" Style="{StaticResource SettingsSectionHeaderTextBlockStyle}" />
+                        <ListView
+                            x:Name="AlbumArtSearchProvidersListView"
+                            AllowDrop="True"
+                            CanDragItems="True"
+                            CanReorderItems="True"
+                            DragItemsCompleted="AlbumArtSearchProvidersListView_DragItemsCompleted"
+                            ItemContainerStyle="{StaticResource ListViewStretchedItemContainerStyle}"
+                            ItemsSource="{x:Bind ViewModel.SelectedMediaSourceProvider.AlbumArtSearchProvidersInfo, Mode=OneWay}"
+                            SelectionMode="None">
+                            <ListView.OpacityTransition>
+                                <ScalarTransition />
+                            </ListView.OpacityTransition>
+                            <ListView.ItemTemplate>
+                                <DataTemplate x:DataType="models:AlbumArtSearchProviderInfo">
+                                    <controls:SettingsCard Header="{Binding Provider, Converter={StaticResource AlbumArtSearchProviderToDisplayNameConverter}, Mode=OneWay}">
+                                        <controls:SettingsCard.HeaderIcon>
+                                            <FontIcon FontFamily="Segoe UI Symbol" Glyph="&#x283F;" />
+                                        </controls:SettingsCard.HeaderIcon>
+                                        <ToggleSwitch IsOn="{Binding IsEnabled, Mode=TwoWay}" />
+                                    </controls:SettingsCard>
+                                </DataTemplate>
+                            </ListView.ItemTemplate>
+                        </ListView>
+
+                        <!--  歌词源配置  -->
+                        <TextBlock x:Uid="SettingsPageLyricsSearchProvidersConfig" Style="{StaticResource SettingsSectionHeaderTextBlockStyle}" />
+                        <ListView
+                            x:Name="LyricsSearchProvidersListView"
+                            AllowDrop="True"
+                            CanDragItems="True"
+                            CanReorderItems="True"
+                            DragItemsCompleted="LyricsSearchProvidersListView_DragItemsCompleted"
+                            ItemsSource="{x:Bind ViewModel.SelectedMediaSourceProvider.LyricsSearchProvidersInfo, Mode=OneWay}"
+                            SelectionMode="None">
+                            <ListView.OpacityTransition>
+                                <ScalarTransition />
+                            </ListView.OpacityTransition>
+                            <ListView.ItemContainerStyle>
+                                <Style TargetType="ListViewItem">
+                                    <Setter Property="HorizontalContentAlignment" Value="Stretch" />
+                                    <Setter Property="Margin" Value="0" />
+                                    <Setter Property="Padding" Value="0" />
+                                </Style>
+                            </ListView.ItemContainerStyle>
+                            <ListView.ItemTemplate>
+                                <DataTemplate x:DataType="models:LyricsSearchProviderInfo">
+                                    <controls:SettingsCard Header="{Binding Provider, Converter={StaticResource LyricsSearchProviderToDisplayNameConverter}, Mode=OneWay}">
+                                        <controls:SettingsCard.HeaderIcon>
+                                            <FontIcon FontFamily="Segoe UI Symbol" Glyph="&#x283F;" />
+                                        </controls:SettingsCard.HeaderIcon>
+                                        <ToggleSwitch IsOn="{Binding IsEnabled, Mode=TwoWay}" />
+                                    </controls:SettingsCard>
+                                </DataTemplate>
+                            </ListView.ItemTemplate>
+                        </ListView>
+
+                    </StackPanel>
+                </Grid>
+            </ScrollViewer>
+            <ListView
+                VerticalAlignment="Top"
+                ItemsSource="{x:Bind ViewModel.AppSettings.MediaSourceProvidersInfo, Mode=OneWay}"
+                ScrollViewer.HorizontalScrollBarVisibility="Auto"
+                ScrollViewer.HorizontalScrollMode="Enabled"
+                ScrollViewer.VerticalScrollBarVisibility="Disabled"
+                ScrollViewer.VerticalScrollMode="Disabled"
+                SelectedItem="{x:Bind ViewModel.SelectedMediaSourceProvider, Mode=TwoWay}">
+                <ListView.ItemsPanel>
+                    <ItemsPanelTemplate>
+                        <ItemsStackPanel Orientation="Horizontal" />
+                    </ItemsPanelTemplate>
+                </ListView.ItemsPanel>
+                <ListView.ItemTemplate>
+                    <DataTemplate x:DataType="models:MediaSourceProviderInfo">
+                        <StackPanel Orientation="Horizontal" Spacing="6">
+                            <ImageIcon Height="16" Source="{Binding Provider, Converter={StaticResource MediaSourceProviderToLogoUriConverter}, Mode=OneWay}" />
+                            <TextBlock
+                                MaxWidth="200"
+                                Text="{Binding Provider, Converter={StaticResource MediaSourceProviderToDisplayedNameConverter}, Mode=OneWay}"
+                                TextWrapping="Wrap" />
+                        </StackPanel>
+                    </DataTemplate>
+                </ListView.ItemTemplate>
+            </ListView>
+            <interactivity:Interaction.Behaviors>
+                <interactivity:DataTriggerBehavior
+                    Binding="{x:Bind ViewModel.AppSettings.MediaSourceProvidersInfo.Count, Mode=OneWay}"
+                    ComparisonCondition="NotEqual"
+                    Value="0">
+                    <interactivity:ChangePropertyAction PropertyName="Visibility" Value="Visible" />
+                </interactivity:DataTriggerBehavior>
+                <interactivity:DataTriggerBehavior
+                    Binding="{x:Bind ViewModel.AppSettings.MediaSourceProvidersInfo.Count, Mode=OneWay}"
+                    ComparisonCondition="Equal"
+                    Value="0">
+                    <interactivity:ChangePropertyAction PropertyName="Visibility" Value="Collapsed" />
+                </interactivity:DataTriggerBehavior>
+            </interactivity:Interaction.Behaviors>
+        </Grid>
+        <StackPanel
+            Grid.Column="0"
+            HorizontalAlignment="Center"
+            VerticalAlignment="Center"
+            Spacing="12">
+            <interactivity:Interaction.Behaviors>
+                <interactivity:DataTriggerBehavior
+                    Binding="{x:Bind ViewModel.AppSettings.MediaSourceProvidersInfo.Count, Mode=OneWay}"
+                    ComparisonCondition="Equal"
+                    Value="0">
+                    <interactivity:ChangePropertyAction PropertyName="Visibility" Value="Visible" />
+                </interactivity:DataTriggerBehavior>
+                <interactivity:DataTriggerBehavior
+                    Binding="{x:Bind ViewModel.AppSettings.MediaSourceProvidersInfo.Count, Mode=OneWay}"
+                    ComparisonCondition="NotEqual"
+                    Value="0">
+                    <interactivity:ChangePropertyAction PropertyName="Visibility" Value="Collapsed" />
+                </interactivity:DataTriggerBehavior>
+            </interactivity:Interaction.Behaviors>
+            <Image MaxWidth="200" Source="/Assets/Leaf.png" />
+            <TextBlock
+                x:Uid="SettingsPagePlaybackNotFound"
+                HorizontalAlignment="Center"
+                Foreground="{ThemeResource TextFillColorSecondaryBrush}" />
+        </StackPanel>
+        <Grid Grid.Column="1">
+            <ScrollViewer Style="{StaticResource SettingsScrollViewerStyle}">
+                <Grid Style="{StaticResource SettingsGridStyle}">
+                    <StackPanel Spacing="{StaticResource SettingsCardSpacing}">
+                        <!--  Last.fm  -->
+                        <TextBlock x:Uid="SettingsPageLastFM" Style="{StaticResource SettingsSectionHeaderTextBlockStyle}" />
+                        <controls:SettingsExpander
+                            x:Uid="SettingsPageLastFMManager"
+                            HeaderIcon="{ui:BitmapIcon Source=ms-appx:///Assets/LastFM.png}"
+                            IsExpanded="{x:Bind ViewModel.IsLastFMAuthenticated, Mode=OneWay}">
+                            <StackPanel Orientation="Horizontal" Spacing="6">
+                                <Button
+                                    x:Uid="SettingsPageLastFMAuth"
+                                    Command="{x:Bind ViewModel.LastFMAuthCommand}"
+                                    IsEnabled="{x:Bind ViewModel.IsLastFMAuthenticated, Mode=OneWay, Converter={StaticResource BoolNegationConverter}}" />
+                                <Button
+                                    x:Uid="SettingsPageLastFMUnAuth"
+                                    Command="{x:Bind ViewModel.LastFMUnAuthCommand}"
+                                    IsEnabled="{x:Bind ViewModel.IsLastFMAuthenticated, Mode=OneWay}" />
+                            </StackPanel>
+                            <controls:SettingsExpander.Items>
+                                <controls:SettingsCard x:Uid="SettingsPageLastFMUsername" IsEnabled="{x:Bind ViewModel.IsLastFMAuthenticated, Mode=OneWay}">
+                                    <HyperlinkButton Content="{x:Bind ViewModel.LastFMUser.Name, Mode=OneWay}" NavigateUri="{x:Bind ViewModel.LastFMUser.Url, Mode=OneWay}" />
+                                </controls:SettingsCard>
+                                <controls:SettingsCard x:Uid="SettingsPageLastFMPlaycount" IsEnabled="{x:Bind ViewModel.IsLastFMAuthenticated, Mode=OneWay}">
+                                    <TextBlock Text="{x:Bind ViewModel.LastFMUser.Playcount, Mode=OneWay}" />
+                                </controls:SettingsCard>
+                                <controls:SettingsCard x:Uid="SettingsPageLastFMRegistered" IsEnabled="{x:Bind ViewModel.IsLastFMAuthenticated, Mode=OneWay}">
+                                    <TextBlock Text="{x:Bind ViewModel.LastFMUser.Registered.ToLongDateString(), Mode=OneWay}" />
+                                </controls:SettingsCard>
+                                <controls:SettingsCard IsEnabled="{x:Bind ViewModel.IsLastFMAuthenticated, Mode=OneWay}">
+                                    <Button x:Uid="SettingsPageLastFMRefresh" Command="{x:Bind ViewModel.LastFMRefreshCommand}" />
+                                </controls:SettingsCard>
+                            </controls:SettingsExpander.Items>
+                        </controls:SettingsExpander>
+                        <!--  Lyrics translation  -->
+                        <TextBlock x:Uid="SettingsPageTranslation" Style="{StaticResource SettingsSectionHeaderTextBlockStyle}" />
+                        <controls:SettingsExpander
+                            x:Uid="LyricsPageTranslationEnabled"
+                            HeaderIcon="{ui:FontIcon FontFamily={StaticResource IconFontFamily},
+                                                     Glyph=&#xE774;}"
+                            IsExpanded="True">
+                            <ToggleSwitch IsOn="{x:Bind ViewModel.AppSettings.TranslationSettings.IsTranslationEnabled, Mode=TwoWay}" />
+                            <controls:SettingsExpander.Items>
+                                <controls:SettingsCard x:Uid="SettingsPageTargetLanguage">
+                                    <ComboBox SelectedIndex="{x:Bind ViewModel.AppSettings.TranslationSettings.SelectedTargetLanguageIndex, Mode=TwoWay}">
+                                        <ComboBoxItem Content="العربية" Tag="ar" />
+                                        <ComboBoxItem Content="Azərbaycan dili" Tag="az" />
+                                        <ComboBoxItem Content="简体中文" Tag="zh-Hans" />
+                                        <ComboBoxItem Content="繁體中文" Tag="zh-Hant" />
+                                        <ComboBoxItem Content="Čeština" Tag="cs" />
+                                        <ComboBoxItem Content="Dansk" Tag="da" />
+                                        <ComboBoxItem Content="Nederlands" Tag="nl" />
+                                        <ComboBoxItem Content="English" Tag="en" />
+                                        <ComboBoxItem Content="Esperanto" Tag="eo" />
+                                        <ComboBoxItem Content="Suomi" Tag="fi" />
+                                        <ComboBoxItem Content="Français" Tag="fr" />
+                                        <ComboBoxItem Content="Deutsch" Tag="de" />
+                                        <ComboBoxItem Content="Ελληνικά" Tag="el" />
+                                        <ComboBoxItem Content="עברית" Tag="he" />
+                                        <ComboBoxItem Content="हिन्दी" Tag="hi" />
+                                        <ComboBoxItem Content="Magyar" Tag="hu" />
+                                        <ComboBoxItem Content="Bahasa Indonesia" Tag="id" />
+                                        <ComboBoxItem Content="Gaeilge" Tag="ga" />
+                                        <ComboBoxItem Content="Italiano" Tag="it" />
+                                        <ComboBoxItem Content="日本語" Tag="ja" />
+                                        <ComboBoxItem Content="한국어" Tag="ko" />
+                                        <ComboBoxItem Content="فارسی" Tag="fa" />
+                                        <ComboBoxItem Content="Polski" Tag="pl" />
+                                        <ComboBoxItem Content="Português" Tag="pt" />
+                                        <ComboBoxItem Content="Русский" Tag="ru" />
+                                        <ComboBoxItem Content="Slovenčina" Tag="sk" />
+                                        <ComboBoxItem Content="Español" Tag="es" />
+                                        <ComboBoxItem Content="Svenska" Tag="sv" />
+                                        <ComboBoxItem Content="Türkçe" Tag="tr" />
+                                        <ComboBoxItem Content="Українська" Tag="uk" />
+                                        <ComboBoxItem Content="Tiếng Việt" Tag="vi" />
+                                    </ComboBox>
+                                </controls:SettingsCard>
+                                <controls:SettingsCard x:Uid="SettingsPageTranslationConfig">
+                                    <controls:SettingsCard.Description>
+                                        <HyperlinkButton Margin="0,6,0,0" NavigateUri="https://github.com/LibreTranslate/LibreTranslate">
+                                            <TextBlock
+                                                x:Uid="SettingsPageTranslationInfoLink"
+                                                FontSize="14"
+                                                TextWrapping="Wrap" />
+                                        </HyperlinkButton>
+                                    </controls:SettingsCard.Description>
+                                    <ToggleSwitch IsOn="{x:Bind ViewModel.AppSettings.TranslationSettings.IsLibreTranslateEnabled, Mode=TwoWay}" />
+                                </controls:SettingsCard>
+                                <controls:SettingsCard x:Uid="SettingsPageLibreTranslateServer" IsEnabled="{x:Bind ViewModel.AppSettings.TranslationSettings.IsLibreTranslateEnabled, Mode=OneWay}">
+                                    <StackPanel Orientation="Horizontal" Spacing="12">
+                                        <TextBox
+                                            x:Name="LibreTranslateServerTextBox"
+                                            IsEnabled="{x:Bind ViewModel.IsLibreTranslateServerTesting, Converter={StaticResource BoolNegationConverter}, Mode=OneWay}"
+                                            PlaceholderText="http://localhost:5000"
+                                            Text="{x:Bind ViewModel.AppSettings.TranslationSettings.LibreTranslateServer, Mode=TwoWay}" />
+                                        <Button
+                                            x:Uid="SettingsPageServerTestButton"
+                                            Command="{x:Bind ViewModel.LibreTranslateServerTestCommand}"
+                                            IsEnabled="{x:Bind ViewModel.IsLibreTranslateServerTesting, Converter={StaticResource BoolNegationConverter}, Mode=OneWay}" />
+                                    </StackPanel>
+                                </controls:SettingsCard>
+                                <controls:SettingsCard x:Uid="LyricsPageTranslationOnly" IsEnabled="{x:Bind ViewModel.AppSettings.TranslationSettings.IsTranslationEnabled, Mode=OneWay}">
+                                    <ToggleSwitch IsOn="{x:Bind ViewModel.AppSettings.TranslationSettings.ShowTranslationOnly, Mode=TwoWay}" />
+                                </controls:SettingsCard>
+                            </controls:SettingsExpander.Items>
+                        </controls:SettingsExpander>
+                        <controls:SettingsCard x:Uid="LyricsPageLyricsProviderPrefix">
+                            <TextBlock Foreground="{ThemeResource TextFillColorSecondaryBrush}" Text="{x:Bind ViewModel.LyricsSearchProvider, Mode=OneWay, Converter={StaticResource LyricsSearchProviderToDisplayNameConverter}}" />
+                        </controls:SettingsCard>
+                        <controls:SettingsCard x:Uid="LyricsPageTranslationProviderPrefix">
+                            <TextBlock Foreground="{ThemeResource TextFillColorSecondaryBrush}" Text="{x:Bind ViewModel.TranslationSearchProvider, Mode=OneWay, Converter={StaticResource TranslationSearchProviderToDisplayNameConverter}}" />
+                        </controls:SettingsCard>
+                        <!--  LX music server  -->
+                        <TextBlock x:Uid="SettingsPageLXMusicServer" Style="{StaticResource SettingsSectionHeaderTextBlockStyle}" />
+                        <controls:SettingsCard>
+                            <StackPanel Orientation="Horizontal" Spacing="6">
+                                <TextBox
+                                    IsEnabled="{x:Bind ViewModel.IsLXMusicServerTesting, Converter={StaticResource BoolNegationConverter}, Mode=OneWay}"
+                                    PlaceholderText="http://127.0.0.1:23330"
+                                    Text="{x:Bind ViewModel.AppSettings.GeneralSettings.LXMusicServer, Mode=TwoWay}" />
+                                <Button
+                                    x:Uid="SettingsPageServerTestButton"
+                                    Command="{x:Bind ViewModel.LXMusicServerTestCommand}"
+                                    IsEnabled="{x:Bind ViewModel.IsLXMusicServerTesting, Converter={StaticResource BoolNegationConverter}, Mode=OneWay}" />
+                            </StackPanel>
+                        </controls:SettingsCard>
+                    </StackPanel>
+                </Grid>
+            </ScrollViewer>
+        </Grid>
+    </Grid>
+
+</UserControl>

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Controls/PlaybackSettingsControl.xaml.cs

@@ -0,0 +1,45 @@
+using BetterLyrics.WinUI3.ViewModels;
+using CommunityToolkit.Mvvm.DependencyInjection;
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Controls;
+using Microsoft.UI.Xaml.Controls.Primitives;
+using Microsoft.UI.Xaml.Data;
+using Microsoft.UI.Xaml.Input;
+using Microsoft.UI.Xaml.Media;
+using Microsoft.UI.Xaml.Navigation;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Runtime.InteropServices.WindowsRuntime;
+using Windows.Foundation;
+using Windows.Foundation.Collections;
+
+// To learn more about WinUI, the WinUI project structure,
+// and more about our project templates, see: http://aka.ms/winui-project-info.
+
+namespace BetterLyrics.WinUI3.Controls
+{
+    public sealed partial class PlaybackSettingsControl : UserControl
+    {
+        public PlaybackSettingsControlViewModel ViewModel => (PlaybackSettingsControlViewModel)DataContext;
+
+        public PlaybackSettingsControl()
+        {
+            InitializeComponent();
+            DataContext = Ioc.Default.GetRequiredService<PlaybackSettingsControlViewModel>();
+        }
+
+        private void AlbumArtSearchProvidersListView_DragItemsCompleted(ListViewBase sender, DragItemsCompletedEventArgs args)
+        {
+            // <20><> AlbumArtSearchProvidersInfo <20><><EFBFBD><EFBFBD> CollectionChanged <20>¼<EFBFBD>
+            ViewModel.SelectedMediaSourceProvider?.AlbumArtSearchProvidersInfo?.Refresh();
+        }
+
+        private void LyricsSearchProvidersListView_DragItemsCompleted(ListViewBase sender, DragItemsCompletedEventArgs args)
+        {
+            // <20><> LyricsSearchProvidersInfo <20><><EFBFBD><EFBFBD> CollectionChanged <20>¼<EFBFBD>
+            ViewModel.SelectedMediaSourceProvider?.LyricsSearchProvidersInfo?.Refresh();
+        }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Controls/ShortcutTextBox.xaml

@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<UserControl
+    x:Class="BetterLyrics.WinUI3.Controls.ShortcutTextBox"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:local="using:BetterLyrics.WinUI3.Controls"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:ui="using:CommunityToolkit.WinUI"
+    mc:Ignorable="d">
+
+    <Grid>
+        <StackPanel Orientation="Horizontal">
+            <TextBox
+                x:Name="TextBox"
+                IsReadOnly="True"
+                KeyDown="TextBox_KeyDown"
+                Loaded="TextBox_Loaded" />
+            <Button
+                Margin="3,0,0,0"
+                HorizontalAlignment="Right"
+                Click="ClearButton_Click"
+                Content="{ui:FontIcon FontFamily={StaticResource IconFontFamily},
+                                      FontSize=12,
+                                      Glyph=&#xE894;}"
+                Style="{StaticResource GhostButtonStyle}" />
+        </StackPanel>
+    </Grid>
+</UserControl>

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Controls/ShortcutTextBox.xaml.cs

@@ -0,0 +1,95 @@
+using Microsoft.UI.Input;
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Controls;
+using Microsoft.UI.Xaml.Controls.Primitives;
+using Microsoft.UI.Xaml.Data;
+using Microsoft.UI.Xaml.Input;
+using Microsoft.UI.Xaml.Media;
+using Microsoft.UI.Xaml.Navigation;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Runtime.InteropServices.WindowsRuntime;
+using Windows.Foundation;
+using Windows.Foundation.Collections;
+using Windows.UI.Core;
+
+// To learn more about WinUI, the WinUI project structure,
+// and more about our project templates, see: http://aka.ms/winui-project-info.
+
+namespace BetterLyrics.WinUI3.Controls
+{
+    public sealed partial class ShortcutTextBox : UserControl
+    {
+        public ShortcutTextBox()
+        {
+            InitializeComponent();
+        }
+
+        public static readonly DependencyProperty ShortcutProperty =
+            DependencyProperty.Register(nameof(Shortcut), typeof(List<string>), typeof(ShortcutTextBox), new PropertyMetadata(default));
+
+        public List<string> Shortcut
+        {
+            get => (List<string>)GetValue(ShortcutProperty);
+            set => SetValue(ShortcutProperty, value);
+        }
+
+        private void TextBox_KeyDown(object sender, KeyRoutedEventArgs e)
+        {
+            List<string> shortcut = [];
+
+            bool ctrl = InputKeyboardSource.GetKeyStateForCurrentThread(Windows.System.VirtualKey.Control).HasFlag(CoreVirtualKeyStates.Down);
+            bool shift = InputKeyboardSource.GetKeyStateForCurrentThread(Windows.System.VirtualKey.Shift).HasFlag(CoreVirtualKeyStates.Down);
+            bool alt = InputKeyboardSource.GetKeyStateForCurrentThread(Windows.System.VirtualKey.Menu).HasFlag(CoreVirtualKeyStates.Down);
+            bool win = InputKeyboardSource.GetKeyStateForCurrentThread(Windows.System.VirtualKey.LeftWindows).HasFlag(CoreVirtualKeyStates.Down) ||
+                       InputKeyboardSource.GetKeyStateForCurrentThread(Windows.System.VirtualKey.RightWindows).HasFlag(CoreVirtualKeyStates.Down);
+
+            if (ctrl)
+            {
+                shortcut.Add("Ctrl");
+            }
+            if (shift)
+            {
+                shortcut.Add("Shift");
+            }
+            if (alt)
+            {
+                shortcut.Add("Alt");
+            }
+            if (win)
+            {
+                shortcut.Add("Win");
+            }
+
+            if (e.Key != Windows.System.VirtualKey.Control &&
+                e.Key != Windows.System.VirtualKey.Shift &&
+                e.Key != Windows.System.VirtualKey.Menu &&
+                e.Key != Windows.System.VirtualKey.LeftWindows &&
+                e.Key != Windows.System.VirtualKey.RightWindows)
+            {
+                shortcut.Add(e.Key.ToString());
+            }
+            Shortcut = shortcut;
+
+            UpdateTextBox();
+        }
+
+        private void UpdateTextBox()
+        {
+            TextBox.Text = string.Join(" + ", Shortcut);
+        }
+
+        private void TextBox_Loaded(object sender, RoutedEventArgs e)
+        {
+            UpdateTextBox();
+        }
+
+        private void ClearButton_Click(object sender, RoutedEventArgs e)
+        {
+            Shortcut = [];
+            UpdateTextBox();
+        }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Controls/SystemTray.xaml

@@ -14,9 +14,9 @@
         x:Name="TrayIcon"
         x:FieldModifier="public"
         ContextMenuMode="SecondWindow"
-        DoubleClickCommand="{x:Bind ViewModel.OpenLyricsWindowCommand}"
+        DoubleClickCommand="{x:Bind ViewModel.OpenLyricsCommand}"
         IconSource="ms-appx:///Assets/Logo.ico"
-        LeftClickCommand="{x:Bind ViewModel.OpenLyricsWindowCommand}"
+        LeftClickCommand="{x:Bind ViewModel.OpenLyricsCommand}"
         NoLeftClickDelay="True"
         ToolTipText="{x:Bind ViewModel.ToolTipText, Mode=OneWay}">
         <tb:TaskbarIcon.ContextFlyout>
@@ -24,15 +24,49 @@
                 AreOpenCloseAnimationsEnabled="True"
                 LightDismissOverlayMode="On"
                 ShowMode="TransientWithDismissOnPointerMoveAway">
-                <MenuFlyoutItem x:Uid="SystemTrayMusicGallery" Command="{x:Bind ViewModel.OpenMusicGalleryCommand}" />
-                <MenuFlyoutItem x:Uid="SystemTraySettings" Command="{x:Bind ViewModel.OpenSettingsCommand}" />
-                <MenuFlyoutItem x:Uid="SystemTrayResetWindowPosition" Command="{x:Bind ViewModel.ResetWindowPositionCommand}" />
-                <MenuFlyoutItem x:Uid="SystemTrayRestart" Command="{x:Bind ViewModel.RestartAppCommand}" />
-                <MenuFlyoutItem x:Uid="SystemTrayExit" Command="{x:Bind ViewModel.ExitAppCommand}" />
+                <MenuFlyout.MenuFlyoutPresenterStyle>
+                    <Style BasedOn="{StaticResource DefaultMenuFlyoutPresenterStyle}" TargetType="MenuFlyoutPresenter">
+                        <Setter Property="MinWidth" Value="600" />
+                    </Style>
+                </MenuFlyout.MenuFlyoutPresenterStyle>
+                <MenuFlyoutItem
+                    x:Uid="SystemTrayLyrics"
+                    Command="{x:Bind ViewModel.OpenLyricsCommand}"
+                    Icon="{ui:FontIcon FontFamily={StaticResource IconFontFamily},
+                                       Glyph=&#xE90B;}" />
+                <MenuFlyoutItem
+                    x:Uid="SystemTrayMusicGallery"
+                    Command="{x:Bind ViewModel.OpenMusicGalleryCommand}"
+                    Icon="{ui:FontIcon FontFamily={StaticResource IconFontFamily},
+                                       Glyph=&#xEA69;}" />
+                <MenuFlyoutItem
+                    x:Uid="SystemTraySettings"
+                    Command="{x:Bind ViewModel.OpenSettingsCommand}"
+                    Icon="{ui:FontIcon FontFamily={StaticResource IconFontFamily},
+                                       Glyph=&#xE713;}" />
+                <MenuFlyoutSeparator />
+                <MenuFlyoutItem
+                    x:Uid="SystemTrayResetWindowPosition"
+                    Command="{x:Bind ViewModel.ResetWindowPositionCommand}"
+                    Icon="{ui:FontIcon FontFamily={StaticResource IconFontFamily},
+                                       Glyph=&#xE923;}" />
                 <MenuFlyoutItem
                     x:Uid="SystemTrayUnlock"
                     Command="{x:Bind ViewModel.UnlockWindowCommand}"
+                    Icon="{ui:FontIcon FontFamily={StaticResource IconFontFamily},
+                                       Glyph=&#xE785;}"
                     Visibility="{x:Bind ViewModel.IsLyricsWindowLocked, Mode=OneWay, Converter={StaticResource BoolToVisibilityConverter}}" />
+                <MenuFlyoutSeparator />
+                <MenuFlyoutItem
+                    x:Uid="SystemTrayRestart"
+                    Command="{x:Bind ViewModel.RestartAppCommand}"
+                    Icon="{ui:FontIcon FontFamily={StaticResource IconFontFamily},
+                                       Glyph=&#xE777;}" />
+                <MenuFlyoutItem
+                    x:Uid="SystemTrayExit"
+                    Command="{x:Bind ViewModel.ExitAppCommand}"
+                    Icon="{ui:FontIcon FontFamily={StaticResource IconFontFamily},
+                                       Glyph=&#xE7E8;}" />
             </MenuFlyout>
         </tb:TaskbarIcon.ContextFlyout>
     </tb:TaskbarIcon>

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Converter/FPSToTimeSpanConverter.cs

@@ -0,0 +1,26 @@
+using Microsoft.UI.Xaml.Data;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BetterLyrics.WinUI3.Converter
+{
+    public class FPSToTimeSpanConverter : IValueConverter
+    {
+        public object Convert(object value, Type targetType, object parameter, string language)
+        {
+            if (value is int fps)
+            {
+                return TimeSpan.FromSeconds(1.0 / fps);
+            }
+            return TimeSpan.FromSeconds(1.0 / 60);
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, string language)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Converter/ShortcutToStringConverter.cs

@@ -0,0 +1,26 @@
+using Microsoft.UI.Xaml.Data;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BetterLyrics.WinUI3.Converter
+{
+    public class ShortcutToStringConverter : IValueConverter
+    {
+        public object Convert(object value, Type targetType, object parameter, string language)
+        {
+            if (value is List<string> shortcut)
+            {
+                return string.Join(" + ", shortcut);
+            }
+            return "";
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, string language)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Converter/TranslationSearchProviderToDisplayNameConverter.cs

@@ -15,9 +15,9 @@ namespace BetterLyrics.WinUI3.Converter
                 return provider switch
                 {
                     TranslationSearchProvider.LrcLib => "LrcLib",
-                    TranslationSearchProvider.QQ => "QQ",
-                    TranslationSearchProvider.Netease => "Netease",
-                    TranslationSearchProvider.Kugou => "Kugou",
+                    TranslationSearchProvider.QQ => "QQ 音乐",
+                    TranslationSearchProvider.Netease => "网易云音乐",
+                    TranslationSearchProvider.Kugou => "酷狗音乐",
                     TranslationSearchProvider.AmllTtmlDb => "amll-ttml-db",
                     TranslationSearchProvider.LocalLrcFile => App.ResourceLoader!.GetString("LyricsSearchProviderLocalLrcFile"),
                     TranslationSearchProvider.LocalMusicFile => App.ResourceLoader!.GetString("LyricsSearchProviderLocalMusicFile"),

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Enums/LyricsWindowMode.cs

@@ -2,10 +2,11 @@
 
 namespace BetterLyrics.WinUI3.Enums
 {
-    public enum AutoStartWindowType
+    public enum LyricsWindowMode
     {
         StandardMode,
         DockMode,
         DesktopMode,
+        PictureInPictureMode,
     }
 }

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Enums/SettingsStoreType.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BetterLyrics.WinUI3.Enums
+{
+    public enum SettingsStoreType
+    {
+        Container,
+        JSON
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Enums/ShortcutID.cs

@@ -0,0 +1,19 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BetterLyrics.WinUI3.Enums
+{
+    public enum ShortcutID
+    {
+        DesktopLock,
+        DesktopToggle,
+        DockToggle,
+        PictureInPictureToggle,
+        PlayOrPauseSong,
+        NextSong,
+        PreviousSong,
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Events/LyricsChangedEventArgs.cs

@@ -0,0 +1,14 @@
+using BetterLyrics.WinUI3.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BetterLyrics.WinUI3.Events
+{
+    public class LyricsChangedEventArgs(LyricsData? lyricsData) : EventArgs
+    {
+        public LyricsData? LyricsData { get; } = lyricsData;
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Extensions/FullyObservableCollection.cs

@@ -0,0 +1,125 @@
+using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.Collections.Specialized;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BetterLyrics.WinUI3.Extensions
+{
+    // https://stackoverflow.com/a/32013610/11048731
+    public class FullyObservableCollection<T> : ObservableCollection<T>
+            where T : INotifyPropertyChanged
+    {
+        /// <summary>
+        /// Occurs when a property is changed within an item.
+        /// </summary>
+        public event EventHandler<ItemPropertyChangedEventArgs> ItemPropertyChanged;
+
+        public FullyObservableCollection() : base()
+        { }
+
+        public FullyObservableCollection(List<T> list) : base(list)
+        {
+            ObserveAll();
+        }
+
+        public FullyObservableCollection(IEnumerable<T> enumerable) : base(enumerable)
+        {
+            ObserveAll();
+        }
+
+        protected override void OnCollectionChanged(NotifyCollectionChangedEventArgs e)
+        {
+            if (e.Action == NotifyCollectionChangedAction.Remove ||
+                e.Action == NotifyCollectionChangedAction.Replace)
+            {
+                foreach (T item in e.OldItems)
+                    item.PropertyChanged -= ChildPropertyChanged;
+            }
+
+            if (e.Action == NotifyCollectionChangedAction.Add ||
+                e.Action == NotifyCollectionChangedAction.Replace)
+            {
+                foreach (T item in e.NewItems)
+                    item.PropertyChanged += ChildPropertyChanged;
+            }
+
+            base.OnCollectionChanged(e);
+        }
+
+        protected void OnItemPropertyChanged(ItemPropertyChangedEventArgs e)
+        {
+            ItemPropertyChanged?.Invoke(this, e);
+        }
+
+        protected void OnItemPropertyChanged(int index, PropertyChangedEventArgs e)
+        {
+            OnItemPropertyChanged(new ItemPropertyChangedEventArgs(index, e));
+        }
+
+        protected override void ClearItems()
+        {
+            foreach (T item in Items)
+                item.PropertyChanged -= ChildPropertyChanged;
+
+            base.ClearItems();
+        }
+
+        private void ObserveAll()
+        {
+            foreach (T item in Items)
+                item.PropertyChanged += ChildPropertyChanged;
+        }
+
+        private void ChildPropertyChanged(object sender, PropertyChangedEventArgs e)
+        {
+            T typedSender = (T)sender;
+            int i = Items.IndexOf(typedSender);
+
+            if (i < 0)
+                throw new ArgumentException("Received property notification from item not in collection");
+
+            OnItemPropertyChanged(i, e);
+        }
+
+        public void Refresh()
+        {
+            OnCollectionChanged(new NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction.Reset));
+        }
+    }
+
+    /// <summary>
+    /// Provides data for the <see cref="FullyObservableCollection{T}.ItemPropertyChanged"/> event.
+    /// </summary>
+    public class ItemPropertyChangedEventArgs : PropertyChangedEventArgs
+    {
+        /// <summary>
+        /// Gets the index in the collection for which the property change has occurred.
+        /// </summary>
+        /// <value>
+        /// Index in parent collection.
+        /// </value>
+        public int CollectionIndex { get; }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ItemPropertyChangedEventArgs"/> class.
+        /// </summary>
+        /// <param name="index">The index in the collection of changed item.</param>
+        /// <param name="name">The name of the property that changed.</param>
+        public ItemPropertyChangedEventArgs(int index, string name) : base(name)
+        {
+            CollectionIndex = index;
+        }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ItemPropertyChangedEventArgs"/> class.
+        /// </summary>
+        /// <param name="index">The index.</param>
+        /// <param name="args">The <see cref="PropertyChangedEventArgs"/> instance containing the event data.</param>
+        public ItemPropertyChangedEventArgs(int index, PropertyChangedEventArgs args) : this(index, args.PropertyName)
+        { }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Helper/CanvasHelper.cs

@@ -0,0 +1,306 @@
+using BetterLyrics.WinUI3.Enums;
+using BetterLyrics.WinUI3.Models;
+using Microsoft.Graphics.Canvas;
+using Microsoft.Graphics.Canvas.Brushes;
+using Microsoft.Graphics.Canvas.Effects;
+using Microsoft.Graphics.Canvas.Text;
+using Microsoft.Graphics.Canvas.UI.Xaml;
+using Microsoft.UI;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Numerics;
+using System.Text;
+using System.Threading.Tasks;
+using Windows.Foundation;
+using Windows.Graphics.Effects;
+using Windows.UI;
+
+namespace BetterLyrics.WinUI3.Helper
+{
+    public class CanvasHelper
+    {
+        public static CanvasLinearGradientBrush CreateHorizontalFillBrush(
+            ICanvasAnimatedControl control,
+            List<(double position, double opacity)> stops,
+            double startX,
+            double width
+        )
+        {
+            return new CanvasLinearGradientBrush(control, stops.Select(stops => new CanvasGradientStop
+            {
+                Position = (float)stops.position,
+                Color = Color.FromArgb((byte)(stops.opacity * 255), 128, 128, 128),
+            }).ToArray())
+            {
+                StartPoint = new Vector2((float)startX, 0),
+                EndPoint = new Vector2((float)(startX + width), 0),
+            };
+        }
+
+        /// <summary>
+        /// 背景层
+        /// </summary>
+        /// <param name="lyricsLayerOpacity">_lyricsOpacityTransition.Value</param>
+        public static OpacityEffect CreateBackgroundEffect(LyricsLine lyricsLine, CanvasCommandList backgroundFontEffect, double lyricsLayerOpacity)
+        {
+            if (lyricsLine.BlurAmountTransition.Value == 0)
+            {
+                return new OpacityEffect
+                {
+                    Source = backgroundFontEffect,
+                    Opacity = (float)(lyricsLine.OpacityTransition.Value * lyricsLayerOpacity),
+                };
+            }
+            else
+            {
+                return new OpacityEffect
+                {
+                    Source = new GaussianBlurEffect
+                    {
+                        Source = backgroundFontEffect,
+                        BlurAmount = (float)lyricsLine.BlurAmountTransition.Value,
+                        BorderMode = EffectBorderMode.Soft,
+                        Optimization = EffectOptimization.Speed,
+                    },
+                    Opacity = (float)(lyricsLine.OpacityTransition.Value * lyricsLayerOpacity),
+                };
+            }
+        }
+
+        public static CanvasCommandList CreateFontEffect(LyricsLine lyricsLine, ICanvasAnimatedControl control, Color strokeColor, int strokeWidth, Color fontColor)
+        {
+            CanvasCommandList list = new(control);
+            using var ds = list.CreateDrawingSession();
+            if (strokeWidth > 0)
+            {
+                ds.DrawGeometry(lyricsLine.TextGeometry, lyricsLine.Position, strokeColor, strokeWidth); // 描边
+            }
+            ds.FillGeometry(lyricsLine.TextGeometry, lyricsLine.Position, fontColor); // 填充
+            return list;
+        }
+
+        /// <summary>
+        /// 创建辉光效果层
+        /// 仅需在布局重构 (Relayout) 时调用
+        /// </summary>
+        /// <param name="lineRenderingType">_lyricsGlowEffectScope</param>
+        /// <param name="glowEffectAmount">_lyricsGlowEffectAmount</param>
+        public static GaussianBlurEffect CreateForegroundBlurEffect(CanvasCommandList foregroundFontEffect, IGraphicsEffectSource mask, double glowEffectAmount)
+        {
+            return new GaussianBlurEffect
+            {
+                Source = new AlphaMaskEffect
+                {
+                    Source = foregroundFontEffect,
+                    AlphaMask = mask,
+                },
+                BlurAmount = (float)glowEffectAmount,
+                Optimization = EffectOptimization.Speed,
+            };
+        }
+
+        public static CanvasCommandList CreateCharMask(ICanvasAnimatedControl control, LyricsLine lyricsLine, int charStartIndex, int charLength, double charProgress)
+        {
+            var mask = new CanvasCommandList(control);
+            using var ds = mask.CreateDrawingSession();
+
+            if (lyricsLine.CanvasTextLayout == null)
+            {
+                return mask;
+            }
+
+            var highlightRegion = lyricsLine.CanvasTextLayout.GetCharacterRegions(charStartIndex, charLength).FirstOrDefault();
+
+            double highlightTotalWidth = (double)highlightRegion.LayoutBounds.Width;
+            // Draw the highlight for the current character
+            double highlightWidth = highlightTotalWidth * charProgress;
+
+            double fadingWidth = (double)highlightRegion.LayoutBounds.Height / 2;
+
+            // Rects
+            var highlightRect = new Rect(
+                highlightRegion.LayoutBounds.X,
+                highlightRegion.LayoutBounds.Y + lyricsLine.Position.Y,
+                highlightWidth,
+                highlightRegion.LayoutBounds.Height
+            );
+
+            var fadeInRect = new Rect(
+                highlightRect.Right - fadingWidth,
+                highlightRegion.LayoutBounds.Y + lyricsLine.Position.Y,
+                fadingWidth,
+                highlightRegion.LayoutBounds.Height
+            );
+            var fadeOutRect = new Rect(
+                highlightRect.Right,
+                highlightRegion.LayoutBounds.Y + lyricsLine.Position.Y,
+                fadingWidth,
+                highlightRegion.LayoutBounds.Height
+            );
+
+            // Brushes
+            using var fadeInBrush = CanvasHelper.CreateHorizontalFillBrush(
+                control,
+                [(0f, 0f), (1f, 1f)],
+                (double)highlightRect.Right - fadingWidth,
+                fadingWidth
+            );
+            using var fadeOutBrush = CanvasHelper.CreateHorizontalFillBrush(
+                control,
+                [(0f, 1f), (1f, 0f)],
+                (double)highlightRect.Right,
+                fadingWidth
+            );
+
+            ds.FillRectangle(fadeInRect, fadeInBrush);
+            ds.FillRectangle(fadeOutRect, fadeOutBrush);
+
+            return mask;
+        }
+
+        public static CanvasCommandList CreateLineStartToCharMask(ICanvasAnimatedControl control, LyricsLine lyricsLine, int charStartIndex, int charLength, double charProgress, bool fade)
+        {
+            var mask = new CanvasCommandList(control);
+
+            if (lyricsLine.CanvasTextLayout == null)
+            {
+                return mask;
+            }
+
+            using var ds = mask.CreateDrawingSession();
+
+            var regions = lyricsLine.CanvasTextLayout.GetCharacterRegions(0, charStartIndex);
+            var highlightRegion = lyricsLine.CanvasTextLayout
+                .GetCharacterRegions(charStartIndex, charLength)
+                .FirstOrDefault();
+            if (regions.Length > 0)
+            {
+                // Draw the mask for the current line
+                for (int j = 0; j < regions.Length; j++)
+                {
+                    var region = regions[j];
+                    var rect = new Rect(
+                        region.LayoutBounds.X,
+                        region.LayoutBounds.Y + lyricsLine.Position.Y,
+                        region.LayoutBounds.Width,
+                        region.LayoutBounds.Height
+                    );
+                    ds.FillRectangle(rect, Color.FromArgb(255, 128, 128, 128));
+                }
+            }
+
+            double highlightTotalWidth = (double)highlightRegion.LayoutBounds.Width;
+            // Draw the highlight for the current character
+            double highlightWidth = highlightTotalWidth * charProgress;
+
+            double fadingWidth = (double)highlightRegion.LayoutBounds.Height / 2;
+
+            // Rects
+            var highlightRect = new Rect(
+                highlightRegion.LayoutBounds.X,
+                highlightRegion.LayoutBounds.Y + lyricsLine.Position.Y,
+                highlightWidth,
+                highlightRegion.LayoutBounds.Height
+            );
+
+            var fadeInRect = new Rect(
+                highlightRect.Right - fadingWidth,
+                highlightRegion.LayoutBounds.Y + lyricsLine.Position.Y,
+                fadingWidth,
+                highlightRegion.LayoutBounds.Height
+            );
+
+            ds.FillRectangle(highlightRect, Color.FromArgb(255, 128, 128, 128));
+
+            if (fade)
+            {
+                var fadeOutRect = new Rect(
+                    highlightRect.Right,
+                    highlightRegion.LayoutBounds.Y + lyricsLine.Position.Y,
+                    fadingWidth,
+                    highlightRegion.LayoutBounds.Height
+                );
+                using var fadeOutBrush = CreateHorizontalFillBrush(
+                    control,
+                    [(0f, 1f), (1f, 0f)],
+                    (double)highlightRect.Right,
+                    fadingWidth
+                );
+                ds.FillRectangle(fadeOutRect, fadeOutBrush);
+            }
+
+            return mask;
+        }
+
+        public static CanvasCommandList CreateLineMask(ICanvasAnimatedControl control, LyricsLine lyricsLine)
+        {
+            var mask = new CanvasCommandList(control);
+            using var ds = mask.CreateDrawingSession();
+
+            if (lyricsLine.CanvasTextLayout == null)
+            {
+                return mask;
+            }
+
+            var regions = lyricsLine.CanvasTextLayout.GetCharacterRegions(0, lyricsLine.OriginalText.Length);
+            if (regions.Length > 0)
+            {
+                for (int j = 0; j < regions.Length; j++)
+                {
+                    var region = regions[j];
+                    var rect = new Rect(
+                        region.LayoutBounds.X,
+                        region.LayoutBounds.Y + lyricsLine.Position.Y,
+                        region.LayoutBounds.Width,
+                        region.LayoutBounds.Height
+                    );
+                    ds.FillRectangle(rect, Colors.White);
+                }
+            }
+
+            return mask;
+        }
+
+        /// <summary>
+        /// 创建高亮效果层
+        /// </summary>
+        /// <param name="control"></param>
+        /// <param name="lineRenderingType"></param>
+        public static AlphaMaskEffect CreateForegroundHighlightEffect(CanvasCommandList foregroundFontEffect, IGraphicsEffectSource mask)
+        {
+            return new AlphaMaskEffect
+            {
+                Source = foregroundFontEffect,
+                AlphaMask = mask,
+            };
+        }
+
+        public static ShadowEffect CreateForegroundShadowEffect(CanvasCommandList foregroundFontEffect, IGraphicsEffectSource mask, Color shadowColor, double shadowAmount)
+        {
+            return new ShadowEffect
+            {
+                Source = new AlphaMaskEffect
+                {
+                    Source = foregroundFontEffect,
+                    AlphaMask = mask,
+                },
+                ShadowColor = shadowColor,
+                BlurAmount = (float)shadowAmount,
+                Optimization = EffectOptimization.Speed,
+            };
+        }
+
+        public static IGraphicsEffectSource GetAlphaMask(ICanvasAnimatedControl control, IGraphicsEffectSource charMask, IGraphicsEffectSource lineStartToCharMask, IGraphicsEffectSource lineMask, LineRenderingType lineRenderingType)
+        {
+            var result = lineRenderingType switch
+            {
+                LineRenderingType.CurrentChar => charMask,
+                LineRenderingType.LineStartToCurrentChar => lineStartToCharMask,
+                LineRenderingType.CurrentLine => lineMask,
+                _ => new CanvasCommandList(control),
+            };
+            return result;
+        }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Helper/ColorHelper.cs

@@ -52,7 +52,7 @@ namespace BetterLyrics.WinUI3.Helper
             return Color.FromArgb(255, fg.R, fg.G, fg.B);
         }
 
-        public static Color GetInterpolatedColor(float progress, Color startColor, Color targetColor)
+        public static Color GetInterpolatedColor(double progress, Color startColor, Color targetColor)
         {
             byte Lerp(byte a, byte b) => (byte)(a + (progress * (b - a)));
             return Color.FromArgb(

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Helper/DesktopModeHelper.cs

@@ -67,21 +67,8 @@ namespace BetterLyrics.WinUI3.Helper
                 );
             }
 
-            // <20>Ӵ洢<D3B4><E6B4A2><EFBFBD><EFBFBD>ȡĿ<C8A1><C4BF><EFBFBD><EFBFBD><EFBFBD>ߺ<EFBFBD>λ<EFBFBD><CEBB>
-            int targetWidth = _settingsService.DesktopWindowWidth;
-            int targetHeight = _settingsService.DesktopWindowHeight;
-            int targetX = _settingsService.DesktopWindowLeft;
-            int targetY = _settingsService.DesktopWindowTop;
-
             // <20><><EFBFBD>ô<EFBFBD><C3B4>ڴ<EFBFBD>С<EFBFBD><D0A1>λ<EFBFBD><CEBB>
-            window.AppWindow.MoveAndResize(
-                new Windows.Graphics.RectInt32(
-                    targetX,
-                    targetY,
-                    targetWidth,
-                    targetHeight
-                )
-            );
+            window.AppWindow.MoveAndResize(_settingsService.AppSettings.DesktopModeSettings.WindowBounds.ToRectInt32());
 
             // <20><><EFBFBD><EFBFBD>ԭTopMost״̬
             if (!_originalTopmostStates.ContainsKey(hwnd))

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Helper/DirectoryHelper.cs

@@ -0,0 +1,47 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BetterLyrics.WinUI3.Helper
+{
+    using System;
+    using System.Collections.Generic;
+    using System.IO;
+    using System.Linq;
+    using System.Text;
+    using System.Threading.Tasks;
+
+    namespace BetterLyrics.WinUI3.Helper
+    {
+        public class DirectoryHelper
+        {
+            /// <summary>
+            /// 递归查找指定文件夹下所有文件（包括子文件夹）。
+            /// </summary>
+            /// <param name="folderPath">要查找的文件夹路径</param>
+            /// <returns>所有文件的完整路径列表</returns>
+            public static List<string> GetAllFiles(string folderPath, string searchPattern = "*")
+            {
+                var files = new List<string>();
+                if (!Directory.Exists(folderPath))
+                    return files;
+
+                try
+                {
+                    files.AddRange(Directory.GetFiles(folderPath, searchPattern));
+                    foreach (var dir in Directory.GetDirectories(folderPath))
+                    {
+                        files.AddRange(GetAllFiles(dir, searchPattern));
+                    }
+                }
+                catch (Exception)
+                {
+                    // 可根据需要处理异常，如权限不足等
+                }
+                return files;
+            }
+        }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Helper/DockModeHelper.cs

@@ -24,6 +24,11 @@ namespace BetterLyrics.WinUI3.Helper
         private static readonly Dictionary<IntPtr, RECT> _originalPositions = [];
         private static readonly Dictionary<IntPtr, WindowStyle> _originalWindowStyle = [];
 
+        public static bool IsEnabled(IntPtr hwnd)
+        {
+            return _registered.Contains(hwnd);
+        }
+
         public static void Disable(Window window)
         {
             IntPtr hwnd = WindowNative.GetWindowHandle(window);
@@ -78,7 +83,7 @@ namespace BetterLyrics.WinUI3.Helper
 
             RegisterAppBar(hwnd, monitorDeviceName, appBarHeight, dockPlacement);
 
-            var monitorInfo = MonitorHelper.GetMonitorInfoExFromDeviceName(_settingsService.DockMonitorDeviceName);
+            var monitorInfo = MonitorHelper.GetMonitorInfoExFromDeviceName(_settingsService.AppSettings.DockModeSettings.DockMonitorDeviceName);
 
             int screenWidth = monitorInfo.rcMonitor.Width;
             int screenHeight = monitorInfo.rcMonitor.Bottom - monitorInfo.rcMonitor.Top;

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Helper/EasingHelper.cs

@@ -10,67 +10,67 @@ namespace BetterLyrics.WinUI3.Helper
 {
     public class EasingHelper
     {
-        public static float EaseInOutSine(float t)
+        public static double EaseInOutSine(double t)
         {
-            return -(MathF.Cos(MathF.PI * t) - 1f) / 2f;
+            return -(Math.Cos(Math.PI * t) - 1f) / 2f;
         }
-        public static float EaseInOutQuad(float t)
+        public static double EaseInOutQuad(double t)
         {
             return t < 0.5f ? 2 * t * t : -1 + (4 - 2 * t) * t;
         }
 
-        public static float EaseInOutCubic(float t)
+        public static double EaseInOutCubic(double t)
         {
-            return t < 0.5f ? 4 * t * t * t : 1 - MathF.Pow(-2 * t + 2, 3) / 2;
+            return t < 0.5f ? 4 * t * t * t : 1 - Math.Pow(-2 * t + 2, 3) / 2;
         }
-        public static float EaseInOutQuart(float t)
+        public static double EaseInOutQuart(double t)
         {
-            return t < 0.5f ? 8 * t * t * t * t : 1 - MathF.Pow(-2 * t + 2, 4) / 2;
+            return t < 0.5f ? 8 * t * t * t * t : 1 - Math.Pow(-2 * t + 2, 4) / 2;
         }
 
-        public static float EaseInOutQuint(float t)
+        public static double EaseInOutQuint(double t)
         {
-            return t < 0.5f ? 16 * t * t * t * t * t : 1 - MathF.Pow(-2 * t + 2, 5) / 2;
+            return t < 0.5f ? 16 * t * t * t * t * t : 1 - Math.Pow(-2 * t + 2, 5) / 2;
         }
 
-        public static float EaseInOutExpo(float t)
+        public static double EaseInOutExpo(double t)
         {
             return t == 0
               ? 0
               : t == 1
               ? 1
-              : t < 0.5 ? MathF.Pow(2, 20 * t - 10) / 2
-              : (2 - MathF.Pow(2, -20 * t + 10)) / 2;
+              : t < 0.5 ? Math.Pow(2, 20 * t - 10) / 2
+              : (2 - Math.Pow(2, -20 * t + 10)) / 2;
         }
 
-        public static float EaseInOutCirc(float t)
+        public static double EaseInOutCirc(double t)
         {
             return t < 0.5f
-              ? (1 - MathF.Sqrt(1 - MathF.Pow(2 * t, 2))) / 2
-              : (MathF.Sqrt(1 - MathF.Pow(-2 * t + 2, 2)) + 1) / 2;
+              ? (1 - Math.Sqrt(1 - Math.Pow(2 * t, 2))) / 2
+              : (Math.Sqrt(1 - Math.Pow(-2 * t + 2, 2)) + 1) / 2;
         }
 
-        public static float EaseInOutBack(float t)
+        public static double EaseInOutBack(double t)
         {
-            float c1 = 1.70158f;
-            float c2 = c1 * 1.525f;
+            double c1 = 1.70158f;
+            double c2 = c1 * 1.525f;
 
             return t < 0.5
-              ? (MathF.Pow(2 * t, 2) * ((c2 + 1) * 2 * t - c2)) / 2
-              : (MathF.Pow(2 * t - 2, 2) * ((c2 + 1) * (t * 2 - 2) + c2) + 2) / 2;
+              ? (Math.Pow(2 * t, 2) * ((c2 + 1) * 2 * t - c2)) / 2
+              : (Math.Pow(2 * t - 2, 2) * ((c2 + 1) * (t * 2 - 2) + c2) + 2) / 2;
         }
 
-        public static float EaseInOutElastic(float t)
+        public static double EaseInOutElastic(double t)
         {
             if (t == 0 || t == 1) return t;
-            float p = 0.3f;
-            float s = p / 4;
+            double p = 0.3f;
+            double s = p / 4;
             return t < 0.5f
-              ? -(MathF.Pow(2, 20 * t - 10) * MathF.Sin((20 * t - 11.125f) * (2 * MathF.PI) / p)) / 2
-              : (MathF.Pow(2, -20 * t + 10) * MathF.Sin((20 * t - 11.125f) * (2 * MathF.PI) / p)) / 2 + 1;
+              ? -(Math.Pow(2, 20 * t - 10) * Math.Sin((20 * t - 11.125f) * (2 * Math.PI) / p)) / 2
+              : (Math.Pow(2, -20 * t + 10) * Math.Sin((20 * t - 11.125f) * (2 * Math.PI) / p)) / 2 + 1;
         }
 
-        private static float EaseOutBounce(float t)
+        private static double EaseOutBounce(double t)
         {
             if (t < 4 / 11f)
             {
@@ -90,7 +90,7 @@ namespace BetterLyrics.WinUI3.Helper
             }
         }
 
-        public static float EaseInOutBounce(float t)
+        public static double EaseInOutBounce(double t)
         {
             if (t < 0.5f)
             {
@@ -102,17 +102,17 @@ namespace BetterLyrics.WinUI3.Helper
             }
         }
 
-        public static float SmoothStep(float t)
+        public static double SmoothStep(double t)
         {
             return t * t * (3f - 2f * t);
         }
 
-        public static float CubicBezier(float t, float p0, float p1, float p2, float p3)
+        public static double CubicBezier(double t, double p0, double p1, double p2, double p3)
         {
-            float u = 1 - t;
+            double u = 1 - t;
             return u * u * u * p0 + 3 * u * u * t * p1 + 3 * u * t * t * p2 + t * t * t * p3;
         }
 
-        public static float Linear(float t) => t;
+        public static double Linear(double t) => t;
     }
 }

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Helper/FileHelper.cs

@@ -2,7 +2,9 @@
 
 using BetterLyrics.WinUI3.Enums;
 using System;
+using System.Collections.Generic;
 using System.IO;
+using System.Linq;
 using System.Text;
 using Ude;
 
@@ -69,7 +71,7 @@ namespace BetterLyrics.WinUI3.Helper
 
         public static bool IsSwitchableNormalizedMatch(string fileName, string q1, string q2)
         {
-            var normFileName = StringHelper.Normalize(fileName.Normalize());
+            var normFileName = StringHelper.Normalize(fileName);
             var normQ1 = StringHelper.Normalize(q1);
             var normQ2 = StringHelper.Normalize(q2);
 
@@ -78,5 +80,13 @@ namespace BetterLyrics.WinUI3.Helper
                 || normFileName == normQ2 + normQ1;
         }
 
+        public static readonly string[] MusicExtensions = {
+            ".mp3", ".aac", ".m4a", ".ogg", ".opus", ".wma", ".amr",
+            ".flac", ".alac", ".ape", ".wv", ".tak",
+            ".wav", ".aiff", ".aif", ".pcm", ".cda", ".dsf", ".dff", ".au", ".snd",
+            ".mid", ".midi", ".mod", ".xm", ".it", ".s3m"
+        };
+
+        public static string MusicSearchPattern => string.Join("|", MusicExtensions.Select(x => $"*{x}"));
     }
 }

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Helper/FontHelper.cs

@@ -11,10 +11,6 @@ namespace BetterLyrics.WinUI3.Helper
 {
     public static class FontHelper
     {
-        private static readonly ISettingsService _settingsService = Ioc.Default.GetRequiredService<ISettingsService>();
-
         public static string[] SystemFontFamilies => CanvasTextFormat.GetSystemFontFamilies();
-
-        public static string GetUserPreferredFontFamily() => SystemFontFamilies.ElementAtOrDefault(_settingsService.SelectedFontFamilyIndex) ?? "Segoe UI";
     }
 }

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Helper/GlobalHotKeyHelper.cs

@@ -1,4 +1,5 @@
-using Microsoft.UI.Xaml;
+using BetterLyrics.WinUI3.Enums;
+using Microsoft.UI.Xaml;
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -13,24 +14,70 @@ namespace BetterLyrics.WinUI3.Helper
     public class GlobalHotKeyHelper
     {
         private static Dictionary<int, Action> _hotKeyActions = [];
-        private static int _nextId = 0;
 
-        public static void RegisterHotKey(Window window, User32.HotKeyModifiers modifiers, uint key, Action action)
+        /// <summary>
+        /// Register a global hotkey for a specific window type
+        /// </summary>
+        /// <typeparam name="T">Target window type</typeparam>
+        /// <param name="id"></param>
+        /// <param name="keys"></param>
+        /// <param name="action"></param>
+        public static void RegisterHotKey<T>(ShortcutID id, List<string> keys, Action action)
         {
+            if (keys.Count == 0) return;
+
+            var window = WindowHelper.GetWindowByWindowType<T>();
+            if (window == null) return;
+
             HWND hwnd = WindowNative.GetWindowHandle(window);
-            int id = _nextId++;
-            User32.RegisterHotKey(hwnd, id, modifiers, key);
-            _hotKeyActions[id] = action;
+            User32.HotKeyModifiers modifiers = User32.HotKeyModifiers.MOD_NONE;
+            VirtualKey key = VirtualKey.None;
+            foreach (var item in keys)
+            {
+                if (item == "Ctrl")
+                {
+                    modifiers |= User32.HotKeyModifiers.MOD_CONTROL;
+                }
+                else if (item == "Shift")
+                {
+                    modifiers |= User32.HotKeyModifiers.MOD_SHIFT;
+                }
+                else if (item == "Alt")
+                {
+                    modifiers |= User32.HotKeyModifiers.MOD_ALT;
+                }
+                else if (item == "Win")
+                {
+                    modifiers |= User32.HotKeyModifiers.MOD_WIN;
+                }
+                else
+                {
+                    key = (VirtualKey)Enum.Parse(typeof(VirtualKey), item, true);
+                }
+            }
+            User32.RegisterHotKey(hwnd, (int)id, modifiers, (uint)key);
+            _hotKeyActions[(int)id] = action;
         }
 
-        public static void UnregisterAllHotKeys(Window window)
+        public static void UnregisterHotKey<T>(ShortcutID id)
         {
+            var window = WindowHelper.GetWindowByWindowType<T>();
+            if (window == null) return;
+
             HWND hwnd = WindowNative.GetWindowHandle(window);
-            foreach (var id in _hotKeyActions.Keys.ToList())
-            {
-                User32.UnregisterHotKey(hwnd, id);
-                _hotKeyActions.Remove(id);
-            }
+            User32.UnregisterHotKey(hwnd, (int)id);
+            _hotKeyActions.Remove((int)id);
+        }
+
+        public static void UpdateHotKey<T>(ShortcutID id, List<string> keys, Action action)
+        {
+            UnregisterHotKey<T>(id);
+            RegisterHotKey<T>(id, keys, action);
+        }
+
+        public static bool TryInvokeAction(ShortcutID id)
+        {
+            return TryInvokeAction((int)id);
         }
 
         public static bool TryInvokeAction(int id)

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Helper/ImageHelper.cs

@@ -138,7 +138,7 @@ namespace BetterLyrics.WinUI3.Helper
             return buffer;
         }
 
-        public static float GetAverageLuminance(CanvasBitmap bitmap)
+        public static double GetAverageLuminance(CanvasBitmap bitmap)
         {
             var pixels = bitmap.GetPixelBytes();
             double sum = 0;
@@ -152,7 +152,7 @@ namespace BetterLyrics.WinUI3.Helper
                 double y = 0.299 * r + 0.587 * g + 0.114 * b;
                 sum += y / 255.0;
             }
-            return (float)(sum / (pixels.Length / 4));
+            return (double)(sum / (pixels.Length / 4));
         }
 
         public static byte[] MakeSquareWithThemeColor(byte[] imageBytes)
@@ -177,7 +177,7 @@ namespace BetterLyrics.WinUI3.Helper
             square.Mutate(ctx => ctx.DrawImage(image, new Point(offsetX, offsetY), 1f));
 
             using var ms = new MemoryStream();
-            square.Save(ms, new JpegEncoder());
+            square.Save(ms, new PngEncoder());
             return ms.ToArray();
         }
 
@@ -185,7 +185,7 @@ namespace BetterLyrics.WinUI3.Helper
         {
             using (Image image = Image.Load(imageBytes))
             {
-                var factor = Math.Max((float)size / image.Width, (float)size / image.Height);
+                var factor = Math.Max((double)size / image.Width, (double)size / image.Height);
 
                 int width = (int)(image.Width * factor);
                 int height = (int)(image.Height * factor);

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Helper/LanguageHelper.cs

@@ -5,6 +5,7 @@ using Lyricify.Lyrics.Helpers.General;
 using NTextCat;
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Globalization;
 using System.Linq;
 using TinyPinyin;
@@ -16,7 +17,6 @@ namespace BetterLyrics.WinUI3.Services
     {
         private static readonly RankedLanguageIdentifierFactory _factory = new();
         private static readonly RankedLanguageIdentifier _identifier;
-        private static readonly ISettingsService _settingsService = Ioc.Default.GetRequiredService<ISettingsService>();
 
         public static List<Models.LanguageInfo> SupportedTargetLanguages =>
         [
@@ -58,6 +58,11 @@ namespace BetterLyrics.WinUI3.Services
             _identifier = _factory.Load(PathHelper.LanguageProfilePath);
         }
 
+        private static string SimplifiedChineseOrTraditionalChinese(string text)
+        {
+            return text == ChineseConverter.ConvertToSimplifiedChinese(text) ? "zh-Hans" : "zh-Hant";
+        }
+
         public static string? DetectLanguageCode(string? text)
         {
             if (text == null) return null;
@@ -99,11 +104,6 @@ namespace BetterLyrics.WinUI3.Services
             };
         }
 
-        public static string GetUserTargetLanguageCode()
-        {
-            return SupportedTargetLanguages[_settingsService.SelectedTargetLanguageIndex].Code;
-        }
-
         public static int GetDefaultTargetLanguageIndex()
         {
             int found = SupportedTargetLanguages.FindIndex(x => ApplicationLanguages.Languages.FirstOrDefault()?.Contains(x.Code) == true);

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Helper/LatestOnlyTaskRunner.cs

@@ -1,5 +1,4 @@
-using Nito.AsyncEx;
-using System;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
@@ -10,33 +9,25 @@ namespace BetterLyrics.WinUI3.Helper
 {
     public class LatestOnlyTaskRunner
     {
-        private readonly AsyncLock _mutex = new();
-        private CancellationTokenSource _cts;
+        private CancellationTokenSource? _cts;
 
-        public async Task RunAsync(Func<CancellationToken, Task> action)
+        public async Task RunAsync(Func<CancellationToken, Task> taskFactory)
         {
-            CancellationTokenSource oldCts;
+            _cts?.Cancel();
+            _cts?.Dispose();
 
-            // 使用 AsyncLock 保证线程安全
-            using (await _mutex.LockAsync())
-            {
-                // 取消旧的
-                oldCts = _cts;
-                _cts = new CancellationTokenSource();
-            }
-
-            oldCts?.Cancel();
-            oldCts?.Dispose();
-
-            CancellationToken token = _cts.Token;
+            _cts = new CancellationTokenSource();
+            var token = _cts.Token;
 
             try
             {
-                await action(token);
+                await taskFactory(token);
             }
             catch (OperationCanceledException)
             {
-                // 可以选择忽略取消异常
+            }
+            catch (Exception)
+            {
             }
         }
     }

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Helper/LyricsParser.cs

@@ -3,6 +3,7 @@
 using BetterLyrics.WinUI3.Enums;
 using BetterLyrics.WinUI3.Models;
 using BetterLyrics.WinUI3.Services;
+using Lyricify.Lyrics.Helpers.General;
 using Lyricify.Lyrics.Models;
 using System;
 using System.Collections.Generic;
@@ -47,10 +48,57 @@ namespace BetterLyrics.WinUI3.Helper
                         break;
                 }
             }
+            FillChineseLyricsData();
             _lyricsDataArr.Add(new LyricsData()); // 为机翻预留
             return _lyricsDataArr;
         }
 
+        private void FillChineseLyricsData()
+        {
+            var simplifiedChinese = _lyricsDataArr.Where(x => x.LanguageCode == "zh-Hans").FirstOrDefault();
+            var traditionalChinese = _lyricsDataArr.Where(x => x.LanguageCode == "zh-Hant").FirstOrDefault();
+            if (simplifiedChinese != null && traditionalChinese == null)
+            {
+                // 如果没有繁体中文歌词，则将简体中文歌词转换为繁体中文
+                _lyricsDataArr.Add(new LyricsData
+                {
+                    LyricsLines = simplifiedChinese.LyricsLines.Select(line => new LyricsLine
+                    {
+                        StartMs = line.StartMs,
+                        EndMs = line.EndMs,
+                        OriginalText = ChineseConverter.ConvertToTraditionalChinese(line.OriginalText),
+                        LyricsChars = line.LyricsChars.Select(c => new LyricsChar
+                        {
+                            StartMs = c.StartMs,
+                            EndMs = c.EndMs,
+                            Text = ChineseConverter.ConvertToTraditionalChinese(c.Text),
+                            StartIndex = c.StartIndex
+                        }).ToList()
+                    }).ToList()
+                });
+            }
+            else if (traditionalChinese != null && simplifiedChinese == null)
+            {
+                // 如果没有简体中文歌词，则将繁体中文歌词转换为简体中文
+                _lyricsDataArr.Add(new LyricsData
+                {
+                    LyricsLines = traditionalChinese.LyricsLines.Select(line => new LyricsLine
+                    {
+                        StartMs = line.StartMs,
+                        EndMs = line.EndMs,
+                        OriginalText = ChineseConverter.ConvertToSimplifiedChinese(line.OriginalText),
+                        LyricsChars = line.LyricsChars.Select(c => new LyricsChar
+                        {
+                            StartMs = c.StartMs,
+                            EndMs = c.EndMs,
+                            Text = ChineseConverter.ConvertToSimplifiedChinese(c.Text),
+                            StartIndex = c.StartIndex
+                        }).ToList()
+                    }).ToList()
+                });
+            }
+        }
+
         private void ParseLrc(string raw)
         {
             var lines = raw.Split(["\r\n", "\n"], StringSplitOptions.RemoveEmptyEntries);

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Helper/MetadataHelper.cs

@@ -1,17 +1,9 @@
 // 2025/6/23 by Zhe Fang
 
+using Windows.ApplicationModel;
+
 namespace BetterLyrics.WinUI3.Helper
 {
-    using BetterLyrics.WinUI3.Models;
-    using System;
-    using System.Collections.Generic;
-    using System.IO;
-    using System.Reflection;
-    using System.Threading.Tasks;
-    using Windows.ApplicationModel;
-    using Windows.Storage;
-    using Windows.Storage.FileProperties;
-
     public static class MetadataHelper
     {
         public static string AppVersion

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Helper/PasswordVaultHelper.cs

@@ -0,0 +1,77 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Windows.Security.Credentials;
+
+namespace BetterLyrics.WinUI3.Helper
+{
+    public static class PasswordVaultHelper
+    {
+        /// <summary>
+        /// 保存敏感数据到 PasswordVault
+        /// </summary>
+        /// <param name="resource">资源标识，比如 "MyApp"</param>
+        /// <param name="key">键名，比如 "SessionKey"</param>
+        /// <param name="value">要保存的值</param>
+        public static void Save(string resource, string key, string value)
+        {
+            var vault = new PasswordVault();
+
+            // 删除旧值（避免重复存储）
+            try
+            {
+                var oldCredential = vault.Retrieve(resource, key);
+                if (oldCredential != null)
+                {
+                    vault.Remove(oldCredential);
+                }
+            }
+            catch
+            {
+                // 没有旧值就忽略
+            }
+
+            vault.Add(new PasswordCredential(resource, key, value));
+        }
+
+        /// <summary>
+        /// 从 PasswordVault 获取敏感数据
+        /// </summary>
+        /// <param name="resource">资源标识</param>
+        /// <param name="key">键名</param>
+        /// <returns>存储的值，若不存在则返回 null</returns>
+        public static string? Get(string resource, string key)
+        {
+            var vault = new PasswordVault();
+            try
+            {
+                var credential = vault.Retrieve(resource, key);
+                credential.RetrievePassword();
+                return credential.Password;
+            }
+            catch
+            {
+                return null;
+            }
+        }
+
+        /// <summary>
+        /// 删除指定的敏感数据
+        /// </summary>
+        public static void Delete(string resource, string key)
+        {
+            var vault = new PasswordVault();
+            try
+            {
+                var credential = vault.Retrieve(resource, key);
+                vault.Remove(credential);
+            }
+            catch
+            {
+                // 不存在就忽略
+            }
+        }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Helper/PathHelper.cs

@@ -11,11 +11,13 @@ namespace BetterLyrics.WinUI3.Helper
 {
     public class PathHelper
     {
-        private static string LocalFolder => ApplicationData.Current.LocalFolder.Path;
+        public static string LocalFolder => ApplicationData.Current.LocalFolder.Path;
         public static string CacheFolder => ApplicationData.Current.LocalCacheFolder.Path;
         public static string AssetsFolder => Path.Combine(Package.Current.InstalledPath, "Assets");
 
-        //public static string LanguageProfilePath => Path.Combine(AssetsFolder, "Core14.profile.xml");
+        public static string SettingsDirectory => Path.Combine(LocalFolder, "settings");
+        public static string SettingsFilePath => Path.Combine(SettingsDirectory, "settings.json");
+
         public static string LanguageProfilePath => Path.Combine(AssetsFolder, "Wiki82.profile.xml");
         public static string LogoPath => Path.Combine(AssetsFolder, "Logo.ico");
         public static string AIMPLogoPath => Path.Combine(AssetsFolder, "AIMP.png");
@@ -58,6 +60,8 @@ namespace BetterLyrics.WinUI3.Helper
 
         public static void EnsureDirectories()
         {
+            Directory.CreateDirectory(SettingsDirectory);
+
             Directory.CreateDirectory(LogDirectory);
 
             Directory.CreateDirectory(LrcLibLyricsCacheDirectory);

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Helper/RectHelper.cs

@@ -0,0 +1,22 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Windows.Graphics;
+
+namespace BetterLyrics.WinUI3.Helper
+{
+    public static class RectHelper
+    {
+        public static RectInt32 ToRectInt32(this Windows.Foundation.Rect rect)
+        {
+            return new RectInt32(
+                (int)rect.X,
+                (int)rect.Y,
+                (int)rect.Width,
+                (int)rect.Height
+            );
+        }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Helper/SystemVolumeHelper.cs

@@ -38,7 +38,7 @@ namespace BetterLyrics.WinUI3.Helper
         {
             if (_endpointVolume != null)
             {
-                float level = _endpointVolume.GetMasterVolumeLevelScalar();
+                double level = _endpointVolume.GetMasterVolumeLevelScalar();
                 _masterVolume = (int)(level * 100);
             }
 

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Helper/ValueTransition.cs

@@ -10,21 +10,22 @@ namespace BetterLyrics.WinUI3.Helper
         where T : struct
     {
         private T _currentValue;
-        private float _durationSeconds;
+        private double _durationSeconds;
         private EasingType? _easingType;
-        private Func<T, T, float, T> _interpolator;
+        private Func<T, T, double, T> _interpolator;
         private bool _isTransitioning;
-        private float _progress;
+        private double _progress;
         private T _startValue;
         private T _targetValue;
 
-        public float DurationSeconds => _durationSeconds;
+        public double DurationSeconds => _durationSeconds;
 
         public bool IsTransitioning => _isTransitioning;
         public T Value => _currentValue;
         public T TargetValue => _targetValue;
+        public EasingType? EasingType => _easingType;
 
-        public ValueTransition(T initialValue, float durationSeconds, Func<T, T, float, T>? interpolator = null, EasingType? easingType = null)
+        public ValueTransition(T initialValue, double durationSeconds, Func<T, T, double, T>? interpolator = null, EasingType? easingType = null)
         {
             _currentValue = initialValue;
             _startValue = initialValue;
@@ -45,12 +46,12 @@ namespace BetterLyrics.WinUI3.Helper
             }
             else
             {
-                _easingType = EasingType.Linear;
+                _easingType = Enums.EasingType.EaseInOutQuad;
                 _interpolator = GetInterpolatorByEasingType(_easingType.Value);
             }
         }
 
-        public void SetDuration(float seconds)
+        public void SetDuration(double seconds)
         {
             if (seconds <= 0)
                 throw new ArgumentOutOfRangeException(nameof(seconds), "Duration must be positive.");
@@ -102,7 +103,7 @@ namespace BetterLyrics.WinUI3.Helper
         {
             if (!_isTransitioning) return;
 
-            _progress += (float)(elapsedTime / TimeSpan.FromSeconds(_durationSeconds));
+            _progress += (double)(elapsedTime / TimeSpan.FromSeconds(_durationSeconds));
             if (_progress >= 1f)
             {
                 _progress = 1f;
@@ -115,51 +116,51 @@ namespace BetterLyrics.WinUI3.Helper
             }
         }
 
-        private Func<T, T, float, T> GetInterpolatorByEasingType(EasingType type)
+        private Func<T, T, double, T> GetInterpolatorByEasingType(EasingType type)
         {
-            if (typeof(T) == typeof(float))
+            if (typeof(T) == typeof(double))
             {
                 return (start, end, progress) =>
                 {
-                    float s = (float)(object)start;
-                    float e = (float)(object)end;
-                    float t = progress;
+                    double s = (double)(object)start;
+                    double e = (double)(object)end;
+                    double t = progress;
                     switch (type)
                     {
-                        case EasingType.EaseInOutSine:
+                        case Enums.EasingType.EaseInOutSine:
                             t = EasingHelper.EaseInOutSine(t);
                             break;
-                        case EasingType.EaseInOutQuad:
+                        case Enums.EasingType.EaseInOutQuad:
                             t = EasingHelper.EaseInOutQuad(t);
                             break;
-                        case EasingType.EaseInOutCubic:
+                        case Enums.EasingType.EaseInOutCubic:
                             t = EasingHelper.EaseInOutCubic(t);
                             break;
-                        case EasingType.EaseInOutQuart:
+                        case Enums.EasingType.EaseInOutQuart:
                             t = EasingHelper.EaseInOutQuart(t);
                             break;
-                        case EasingType.EaseInOutQuint:
+                        case Enums.EasingType.EaseInOutQuint:
                             t = EasingHelper.EaseInOutQuint(t);
                             break;
-                        case EasingType.EaseInOutExpo:
+                        case Enums.EasingType.EaseInOutExpo:
                             t = EasingHelper.EaseInOutExpo(t);
                             break;
-                        case EasingType.EaseInOutCirc:
+                        case Enums.EasingType.EaseInOutCirc:
                             t = EasingHelper.EaseInOutCirc(t);
                             break;
-                        case EasingType.EaseInOutBack:
+                        case Enums.EasingType.EaseInOutBack:
                             t = EasingHelper.EaseInOutBack(t);
                             break;
-                        case EasingType.EaseInOutElastic:
+                        case Enums.EasingType.EaseInOutElastic:
                             t = EasingHelper.EaseInOutElastic(t);
                             break;
-                        case EasingType.EaseInOutBounce:
+                        case Enums.EasingType.EaseInOutBounce:
                             t = EasingHelper.EaseInOutBounce(t);
                             break;
-                        case EasingType.SmoothStep:
+                        case Enums.EasingType.SmoothStep:
                             t = EasingHelper.SmoothStep(t);
                             break;
-                        case EasingType.Linear:
+                        case Enums.EasingType.Linear:
                             t = EasingHelper.Linear(t);
                             break;
                         default:

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Helper/WindowHelper.cs

@@ -18,6 +18,10 @@ namespace BetterLyrics.WinUI3.Helper
 
         public static void CloseWindow<T>()
         {
+            if (typeof(T) == typeof(LyricsWindow))
+            {
+                EnsureDockModeReleased();
+            }
             var window = _activeWindows.Find(w => w is T);
             if (window is Window w)
             {
@@ -60,10 +64,31 @@ namespace BetterLyrics.WinUI3.Helper
                     throw new ArgumentException("Unsupported window type", nameof(T));
                 }
                 TrackWindow(window);
+                var castedWindow = (Window)window;
+                castedWindow.Restore();
+                castedWindow.Activate();
+
+                if (typeof(T) == typeof(LyricsWindow))
+                {
+                    var lyricsWindow = (LyricsWindow)window;
+                    lyricsWindow.ViewModel.InitShortcuts();
+                    lyricsWindow.AutoSelectLyricsMode();
+                }
+            }
+            else
+            {
+                var castedWindow = (Window)window;
+                if (typeof(T) == typeof(LyricsWindow))
+                {
+                    var lyricsWindow = (LyricsWindow)window;
+                    lyricsWindow.Show();
+                }
+                else
+                {
+                    castedWindow.Restore();
+                    castedWindow.Activate();
+                }
             }
-            var castedWindow = (Window)window;
-            castedWindow.Restore();
-            castedWindow.Activate();
         }
 
         public static void RestartApp(string args = "")
@@ -88,12 +113,17 @@ namespace BetterLyrics.WinUI3.Helper
 
         public static void ExitApp()
         {
-            LyricsWindow? lyricsWindow = WindowHelper.GetWindowByWindowType<LyricsWindow>();
+            EnsureDockModeReleased();
+            Environment.Exit(0);
+        }
+
+        private static void EnsureDockModeReleased()
+        {
+            LyricsWindow? lyricsWindow = GetWindowByWindowType<LyricsWindow>();
             if (lyricsWindow != null)
             {
                 DockModeHelper.Disable(lyricsWindow);
             }
-            Environment.Exit(0);
         }
 
         private static void TrackWindow(object window)

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Models/AlbumArtSearchProviderInfo.cs

@@ -5,13 +5,11 @@ using CommunityToolkit.Mvvm.ComponentModel;
 
 namespace BetterLyrics.WinUI3.Models
 {
-    public partial class AlbumArtSearchProviderInfo : ObservableObject
+    public partial class AlbumArtSearchProviderInfo : ObservableRecipient
     {
-        [ObservableProperty]
-        public partial bool IsEnabled { get; set; }
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial bool IsEnabled { get; set; }
 
-        [ObservableProperty]
-        public partial AlbumArtSearchProvider Provider { get; set; }
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial AlbumArtSearchProvider Provider { get; set; }
 
         public AlbumArtSearchProviderInfo() { }
 

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Models/LiveStates.cs

@@ -0,0 +1,39 @@
+using BetterLyrics.WinUI3.Enums;
+using BetterLyrics.WinUI3.Models.Settings;
+using CommunityToolkit.Mvvm.ComponentModel;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BetterLyrics.WinUI3.Models
+{
+    public partial class LiveStates : ObservableRecipient
+    {
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial LyricsWindowMode CurrentLyricsWindowMode { get; set; }
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial LyricsDisplayType CurrentLyricsDisplayType { get; set; }
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial LyricsStyleSettings CurrentLyricsStyleSettings { get; set; }
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial LyricsEffectSettings CurrentLyricsEffectSettings { get; set; }
+
+        public LiveStates(AppSettings appSettings)
+        {
+            CurrentLyricsWindowMode = LyricsWindowMode.StandardMode;
+            CurrentLyricsDisplayType = appSettings.StandardModeSettings.LyricsDisplayType;
+            CurrentLyricsStyleSettings = appSettings.StandardLyricsStyleSettings;
+            CurrentLyricsEffectSettings = appSettings.StandardLyricsEffectSettings;
+        }
+
+        public void ToggleLyricsWindowMode(LyricsWindowMode mode)
+        {
+            if (CurrentLyricsWindowMode == mode)
+            {
+                CurrentLyricsWindowMode = LyricsWindowMode.StandardMode;
+            }
+            else
+            {
+                CurrentLyricsWindowMode = mode;
+            }
+        }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Models/LocalLyricsFolder.cs

@@ -4,20 +4,17 @@ using CommunityToolkit.Mvvm.ComponentModel;
 
 namespace BetterLyrics.WinUI3.Models
 {
-    public partial class LocalMediaFolder : ObservableObject
+    public partial class LocalMediaFolder : ObservableRecipient
     {
-        [ObservableProperty]
-        public partial bool IsEnabled { get; set; }
-
-        [ObservableProperty]
-        public partial string Path { get; set; }
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial bool IsEnabled { get; set; } = true;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial bool IsRealTimeWatchEnabled { get; set; } = false;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial string Path { get; set; }
 
         public LocalMediaFolder() { }
 
-        public LocalMediaFolder(string path, bool isEnabled)
+        public LocalMediaFolder(string path)
         {
             Path = path;
-            IsEnabled = isEnabled;
         }
     }
 }

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Models/LyricsData.cs

@@ -36,23 +36,7 @@ namespace BetterLyrics.WinUI3.Models
 
                 if (transLine != null)
                 {
-                    if (translationData.LanguageCode?.StartsWith("zh") == true)
-                    {
-                        string tmp = "";
-                        if (LanguageHelper.GetUserTargetLanguageCode() == "zh-Hant")
-                        {
-                            tmp = ChineseConverter.ConvertToTraditionalChinese(transLine.OriginalText);
-                        }
-                        else if (LanguageHelper.GetUserTargetLanguageCode() == "zh-Hans")
-                        {
-                            tmp = ChineseConverter.ConvertToSimplifiedChinese(transLine.OriginalText);
-                        }
-                        line.DisplayedText = $"{line.OriginalText}{separator}{tmp}";
-                    }
-                    else
-                    {
-                        line.DisplayedText = $"{line.OriginalText}{separator}{transLine.OriginalText}";
-                    }
+                    line.DisplayedText = $"{line.OriginalText}{separator}{transLine.OriginalText}";
                 }
                 else
                 {

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Models/LyricsLine.cs

@@ -3,42 +3,54 @@
 using BetterLyrics.WinUI3.Enums;
 using BetterLyrics.WinUI3.Helper;
 using Microsoft.Graphics.Canvas;
+using Microsoft.Graphics.Canvas.Effects;
 using Microsoft.Graphics.Canvas.Geometry;
 using Microsoft.Graphics.Canvas.Text;
 using Microsoft.Graphics.Canvas.UI.Xaml;
+using Microsoft.UI;
+using Microsoft.UI.Xaml.Controls;
+using Microsoft.UI.Xaml.Shapes;
 using System.Collections.Generic;
+using System.Linq;
 using System.Numerics;
+using Windows.Foundation;
+using Windows.Graphics.Effects;
 using Windows.UI;
 
 namespace BetterLyrics.WinUI3.Models
 {
     public class LyricsLine
     {
-        private const float _animationDuration = 0.3f;
-        public ValueTransition<float> AngleTransition { get; set; } = new(
-            initialValue: 0f,
+        private const double _animationDuration = 0.3;
+        public ValueTransition<double> AngleTransition { get; set; } = new(
+            initialValue: 0,
             durationSeconds: _animationDuration,
-            easingType: EasingType.EaseInOutSine
+            easingType: EasingType.EaseInOutQuad
         );
-        public ValueTransition<float> BlurAmountTransition { get; set; } = new(
-            initialValue: 0f,
+        public ValueTransition<double> BlurAmountTransition { get; set; } = new(
+            initialValue: 0,
             durationSeconds: _animationDuration,
-            easingType: EasingType.EaseInOutSine
+            easingType: EasingType.EaseInOutQuad
         );
-        public ValueTransition<float> HighlightOpacityTransition { get; set; } = new(
-            initialValue: 0f,
+        public ValueTransition<double> HighlightOpacityTransition { get; set; } = new(
+            initialValue: 0,
             durationSeconds: _animationDuration,
-            easingType: EasingType.EaseInOutSine
+            easingType: EasingType.EaseInOutQuad
         );
-        public ValueTransition<float> OpacityTransition { get; set; } = new(
-            initialValue: 0f,
+        public ValueTransition<double> OpacityTransition { get; set; } = new(
+            initialValue: 0,
             durationSeconds: _animationDuration,
-            easingType: EasingType.EaseInOutSine
+            easingType: EasingType.EaseInOutQuad
         );
-        public ValueTransition<float> ScaleTransition { get; set; } = new(
-            initialValue: 0f,
+        public ValueTransition<double> ScaleTransition { get; set; } = new(
+            initialValue: 0.75,
             durationSeconds: _animationDuration,
-            easingType: EasingType.EaseInOutSine
+            easingType: EasingType.EaseInOutQuad
+        );
+        public ValueTransition<double> YOffsetTransition { get; set; } = new(
+            initialValue: 0,
+            durationSeconds: 0.5,
+            easingType: EasingType.EaseInOutQuad
         );
 
         public CanvasTextLayout? CanvasTextLayout { get; private set; }
@@ -57,30 +69,32 @@ namespace BetterLyrics.WinUI3.Models
 
         public CanvasGeometry? TextGeometry { get; private set; }
 
-        public CanvasCommandList? BackgroundFontEffect { get; private set; }
-        public CanvasCommandList? ForegroundFontEffect { get; private set; }
-
-        public void UpdateCenterPosition(float maxWidth, TextAlignmentType type)
+        public void UpdateCenterPosition(double maxWidth, TextAlignmentType type)
         {
             if (CanvasTextLayout == null)
             {
                 return;
             }
-            float centerY = Position.Y + (float)CanvasTextLayout.LayoutBounds.Height;
+            double centerY = Position.Y + (double)CanvasTextLayout.LayoutBounds.Height;
             CenterPosition = type switch
             {
-                TextAlignmentType.Left => new Vector2(Position.X, centerY),
-                TextAlignmentType.Center => new Vector2(Position.X + maxWidth / 2, centerY),
-                TextAlignmentType.Right => new Vector2(Position.X + maxWidth, centerY),
+                TextAlignmentType.Left => new Vector2(Position.X, (float)centerY),
+                TextAlignmentType.Center => new Vector2((float)(Position.X + maxWidth / 2.0), (float)centerY),
+                TextAlignmentType.Right => new Vector2((float)(Position.X + maxWidth), (float)centerY),
                 _ => throw new System.ArgumentOutOfRangeException(nameof(type), type, null),
             };
         }
 
-        public void UpdateTextLayout(ICanvasAnimatedControl control, CanvasTextFormat textFormat, float maxWidth, float maxHeight, TextAlignmentType type)
+        public void DisposeTextLayout()
         {
             CanvasTextLayout?.Dispose();
             CanvasTextLayout = null;
-            CanvasTextLayout = new CanvasTextLayout(control, DisplayedText, textFormat, maxWidth, maxHeight);
+        }
+
+        public void RecreateTextLayout(ICanvasAnimatedControl control, CanvasTextFormat textFormat, double maxWidth, double maxHeight, TextAlignmentType type)
+        {
+            DisposeTextLayout();
+            CanvasTextLayout = new CanvasTextLayout(control, DisplayedText, textFormat, (float)maxWidth, (float)maxHeight);
             CanvasTextLayout.HorizontalAlignment = type.ToCanvasHorizontalAlignment();
         }
 
@@ -90,7 +104,7 @@ namespace BetterLyrics.WinUI3.Models
             TextGeometry = null;
         }
 
-        public void UpdateTextGeometry()
+        public void RecreateTextGeometry()
         {
             DisposeTextGeometry();
             if (CanvasTextLayout == null)
@@ -99,33 +113,5 @@ namespace BetterLyrics.WinUI3.Models
             }
             TextGeometry = CanvasGeometry.CreateText(CanvasTextLayout);
         }
-
-        public void DisposeFontEffects()
-        {
-            BackgroundFontEffect?.Dispose();
-            BackgroundFontEffect = null;
-            ForegroundFontEffect?.Dispose();
-            ForegroundFontEffect = null;
-        }
-
-        public void UpdateFontEffect(ICanvasAnimatedControl control, bool drawStroke, Color strokeColor, int strokeWidth, Color fontColor)
-        {
-            DisposeFontEffects();
-            if (TextGeometry == null)
-            {
-                return;
-            }
-            BackgroundFontEffect = new CanvasCommandList(control);
-            using var bgFontEffectDs = BackgroundFontEffect.CreateDrawingSession();
-            ForegroundFontEffect = new CanvasCommandList(control);
-            using var fgFontEffectDs = ForegroundFontEffect.CreateDrawingSession();
-            if (drawStroke)
-            {
-                bgFontEffectDs.DrawGeometry(TextGeometry, Position, strokeColor, strokeWidth); // 描边
-                fgFontEffectDs.DrawGeometry(TextGeometry, Position, strokeColor, strokeWidth); // 描边
-            }
-            bgFontEffectDs.FillGeometry(TextGeometry, Position, fontColor); // 填充
-            fgFontEffectDs.FillGeometry(TextGeometry, Position, fontColor); // 填充
-        }
     }
 }

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Models/LyricsSearchProviderInfo.cs

@@ -5,13 +5,11 @@ using CommunityToolkit.Mvvm.ComponentModel;
 
 namespace BetterLyrics.WinUI3.Models
 {
-    public partial class LyricsSearchProviderInfo : ObservableObject
+    public partial class LyricsSearchProviderInfo : ObservableRecipient
     {
-        [ObservableProperty]
-        public partial bool IsEnabled { get; set; }
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial bool IsEnabled { get; set; }
 
-        [ObservableProperty]
-        public partial LyricsSearchProvider Provider { get; set; }
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial LyricsSearchProvider Provider { get; set; }
 
         public LyricsSearchProviderInfo() { }
 

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Models/MediaSourceProviderInfo.cs

@@ -1,6 +1,7 @@
 // 2025/6/23 by Zhe Fang
 
 using BetterLyrics.WinUI3.Enums;
+using BetterLyrics.WinUI3.Extensions;
 using CommunityToolkit.Mvvm.ComponentModel;
 using System;
 using System.Collections.Generic;
@@ -9,47 +10,84 @@ using System.Linq;
 
 namespace BetterLyrics.WinUI3.Models
 {
-    public partial class MediaSourceProviderInfo : ObservableObject
+    public partial class MediaSourceProviderInfo : ObservableRecipient
     {
-        [ObservableProperty]
-        public partial bool IsEnabled { get; set; }
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial bool IsEnabled { get; set; }
 
-        [ObservableProperty]
-        public partial string Provider { get; set; }
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial string Provider { get; set; }
 
-        [ObservableProperty]
-        public partial bool IsLastFMTrackEnabled { get; set; }
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial bool IsLastFMTrackEnabled { get; set; }
 
-        [ObservableProperty]
-        public partial int TimelineSyncThreshold { get; set; }
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial int TimelineSyncThreshold { get; set; }
 
-        [ObservableProperty]
-        public partial int PositionOffset { get; set; }
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial int PositionOffset { get; set; }
 
-        [ObservableProperty]
-        public partial bool ResetPositionOffsetOnSongChanged { get; set; }
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial bool ResetPositionOffsetOnSongChanged { get; set; }
 
-        [ObservableProperty]
-        public partial ObservableCollection<LyricsSearchProviderInfo> LyricsSearchProvidersInfo { get; set; }
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial FullyObservableCollection<LyricsSearchProviderInfo> LyricsSearchProvidersInfo { get; set; }
+
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial FullyObservableCollection<AlbumArtSearchProviderInfo> AlbumArtSearchProvidersInfo { get; set; }
 
         public MediaSourceProviderInfo() { }
 
-        public MediaSourceProviderInfo(string provider)
+        public MediaSourceProviderInfo(string provider) : base()
         {
+            switch (provider)
+            {
+                case Constants.PlayerID.AppleMusic:
+                    // Apple Music 的特性
+                    TimelineSyncThreshold = 1000;
+                    PositionOffset = 1000;
+                    break;
+                default:
+                    // 设置 300 以防不必要的重复同步
+                    TimelineSyncThreshold = 300;
+                    PositionOffset = 0;
+                    break;
+            }
+
             Provider = provider;
             IsEnabled = true;
             IsLastFMTrackEnabled = false;
-            if (provider == Constants.PlayerID.AppleMusic)
-            {
-                TimelineSyncThreshold = PositionOffset = 1000;
-            }
-            else
-            {
-                TimelineSyncThreshold = 0;
-                PositionOffset = 0;
-            }
             ResetPositionOffsetOnSongChanged = false;
             LyricsSearchProvidersInfo = [.. Enum.GetValues<LyricsSearchProvider>().Select(p => new LyricsSearchProviderInfo(p, true))];
+            AlbumArtSearchProvidersInfo = [.. Enum.GetValues<AlbumArtSearchProvider>().Select(p => new AlbumArtSearchProviderInfo(p, true))];
+        }
+
+        partial void OnAlbumArtSearchProvidersInfoChanged(FullyObservableCollection<AlbumArtSearchProviderInfo> oldValue, FullyObservableCollection<AlbumArtSearchProviderInfo> newValue)
+        {
+            oldValue?.CollectionChanged -= AlbumArtSearchProvidersInfo_CollectionChanged;
+            oldValue?.ItemPropertyChanged -= AlbumArtSearchProvidersInfo_ItemPropertyChanged;
+            newValue?.CollectionChanged += AlbumArtSearchProvidersInfo_CollectionChanged;
+            newValue?.ItemPropertyChanged += AlbumArtSearchProvidersInfo_ItemPropertyChanged;
+        }
+
+        partial void OnLyricsSearchProvidersInfoChanged(FullyObservableCollection<LyricsSearchProviderInfo> oldValue, FullyObservableCollection<LyricsSearchProviderInfo> newValue)
+        {
+            oldValue?.CollectionChanged -= LyricsSearchProvidersInfo_CollectionChanged;
+            oldValue?.ItemPropertyChanged -= LyricsSearchProvidersInfo_ItemPropertyChanged;
+            newValue?.CollectionChanged += LyricsSearchProvidersInfo_CollectionChanged;
+            newValue?.ItemPropertyChanged += LyricsSearchProvidersInfo_ItemPropertyChanged;
+        }
+
+        private void AlbumArtSearchProvidersInfo_ItemPropertyChanged(object? sender, System.ComponentModel.PropertyChangedEventArgs e)
+        {
+            OnPropertyChanged(nameof(AlbumArtSearchProvidersInfo));
+        }
+
+        private void AlbumArtSearchProvidersInfo_CollectionChanged(object? sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e)
+        {
+            OnPropertyChanged(nameof(AlbumArtSearchProvidersInfo));
+        }
+
+        private void LyricsSearchProvidersInfo_CollectionChanged(object? sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e)
+        {
+            OnPropertyChanged(nameof(LyricsSearchProvidersInfo));
+        }
+
+        private void LyricsSearchProvidersInfo_ItemPropertyChanged(object? sender, System.ComponentModel.PropertyChangedEventArgs e)
+        {
+            OnPropertyChanged(nameof(LyricsSearchProvidersInfo));
         }
 
     }

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Models/Settings/AdvancedSettings.cs

@@ -0,0 +1,16 @@
+using BetterLyrics.WinUI3.Enums;
+using CommunityToolkit.Mvvm.ComponentModel;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BetterLyrics.WinUI3.Models.Settings
+{
+    public partial class AdvancedSettings : ObservableRecipient
+    {
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial bool IsFixedTimeStep { get; set; } = false;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial int FPS { get; set; } = 60;
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Models/Settings/AlbumArtLayoutSettings.cs

@@ -0,0 +1,19 @@
+using BetterLyrics.WinUI3.Enums;
+using CommunityToolkit.Mvvm.ComponentModel;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BetterLyrics.WinUI3.Models.Settings
+{
+    public partial class AlbumArtLayoutSettings : ObservableRecipient
+    {
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial TextAlignmentType SongInfoAlignmentType { get; set; } = TextAlignmentType.Left;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial int CoverImageRadius { get; set; } = 12; // 12 % of the cover image size
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial int CoverImageShadowAmount { get; set; } = 12;
+
+        public AlbumArtLayoutSettings() { }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Models/Settings/AppSettings.cs

@@ -0,0 +1,40 @@
+using BetterLyrics.WinUI3.Enums;
+using BetterLyrics.WinUI3.Extensions;
+using BetterLyrics.WinUI3.Services;
+using CommunityToolkit.Mvvm.ComponentModel;
+using System.Collections.ObjectModel;
+
+namespace BetterLyrics.WinUI3.Models.Settings
+{
+    public partial class AppSettings : ObservableRecipient
+    {
+        public string Version { get; set; } = Helper.MetadataHelper.AppVersion;
+
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial LyricsStyleSettings StandardLyricsStyleSettings { get; set; } = new LyricsStyleSettings(32, TextAlignmentType.Left, 0);
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial LyricsStyleSettings DesktopLyricsStyleSettings { get; set; } = new LyricsStyleSettings(28, TextAlignmentType.Center, 2);
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial LyricsStyleSettings DockLyricsStyleSettings { get; set; } = new LyricsStyleSettings(16, TextAlignmentType.Center, 0);
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial LyricsStyleSettings PictureInPictureLyricsStyleSettings { get; set; } = new LyricsStyleSettings(28, TextAlignmentType.Left, 0);
+
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial LyricsEffectSettings StandardLyricsEffectSettings { get; set; } = new LyricsEffectSettings(100, 500, 1000, EasingType.EaseInOutQuad);
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial LyricsEffectSettings DesktopLyricsEffectSettings { get; set; } = new LyricsEffectSettings(500, 500, 500, EasingType.EaseInOutQuad);
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial LyricsEffectSettings DockLyricsEffectSettings { get; set; } = new LyricsEffectSettings(500, 500, 500, EasingType.EaseInOutQuad);
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial LyricsEffectSettings PictureInPictureLyricsEffectSettings { get; set; } = new LyricsEffectSettings(500, 500, 500, EasingType.EaseInOutQuad);
+
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial StandardModeSettings StandardModeSettings { get; set; } = new StandardModeSettings();
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial DesktopModeSettings DesktopModeSettings { get; set; } = new DesktopModeSettings();
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial DockModeSettings DockModeSettings { get; set; } = new DockModeSettings();
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial PictureInPictureModeSettings PictureInPictureModeSettings { get; set; } = new PictureInPictureModeSettings();
+
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial LyricsBackgroundSettings LyricsBackgroundSettings { get; set; } = new LyricsBackgroundSettings();
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial AlbumArtLayoutSettings AlbumArtLayoutSettings { get; set; } = new AlbumArtLayoutSettings();
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial TranslationSettings TranslationSettings { get; set; } = new TranslationSettings();
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial GeneralSettings GeneralSettings { get; set; } = new GeneralSettings();
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial MusicGallerySettings MusicGallerySettings { get; set; } = new MusicGallerySettings();
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial AdvancedSettings AdvancedSettings { get; set; } = new AdvancedSettings();
+
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial FullyObservableCollection<LocalMediaFolder> LocalMediaFolders { get; set; } = [];
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial FullyObservableCollection<MediaSourceProviderInfo> MediaSourceProvidersInfo { get; set; } = [];
+
+        public AppSettings() { }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Models/Settings/BaseModeSettings.cs

@@ -0,0 +1,15 @@
+using BetterLyrics.WinUI3.Enums;
+using CommunityToolkit.Mvvm.ComponentModel;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BetterLyrics.WinUI3.Models.Settings
+{
+    public partial class BaseModeSettings : ObservableRecipient
+    {
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial LyricsDisplayType LyricsDisplayType { get; set; }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Models/Settings/DesktopModeSettings.cs

@@ -0,0 +1,24 @@
+using CommunityToolkit.Mvvm.ComponentModel;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Windows.Foundation;
+using Windows.Graphics;
+
+namespace BetterLyrics.WinUI3.Models.Settings
+{
+    public partial class DesktopModeSettings : BaseModeSettings
+    {
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial Rect WindowBounds { get; set; } = new Rect(100, 100, 400, 200);
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial bool AutoLockOnDesktopMode { get; set; } = false;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial List<string> LockShortcut { get; set; } = new List<string>() { "Ctrl", "Alt", "U" };
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial List<string> ToggleShortcut { get; set; } = new List<string>() { "Ctrl", "Alt", "D" };
+
+        public DesktopModeSettings()
+        {
+            LyricsDisplayType = Enums.LyricsDisplayType.LyricsOnly;
+        }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Models/Settings/DockModeSettings.cs

@@ -0,0 +1,24 @@
+using BetterLyrics.WinUI3.Enums;
+using BetterLyrics.WinUI3.Helper;
+using CommunityToolkit.Mvvm.ComponentModel;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BetterLyrics.WinUI3.Models.Settings
+{
+    public partial class DockModeSettings : BaseModeSettings
+    {
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial DockPlacement DockPlacement { get; set; } = DockPlacement.Top;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial int DockWindowHeight { get; set; } = 64;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial string DockMonitorDeviceName { get; set; } = MonitorHelper.GetPrimaryMonitorDeviceName();
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial List<string> ToggleShortcut { get; set; } = new List<string> { "Ctrl", "Shift", "D" };
+
+        public DockModeSettings()
+        {
+            LyricsDisplayType = LyricsDisplayType.LyricsOnly;
+        }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Models/Settings/GeneralSettings.cs

@@ -0,0 +1,27 @@
+using BetterLyrics.WinUI3.Enums;
+using CommunityToolkit.Mvvm.ComponentModel;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BetterLyrics.WinUI3.Models.Settings
+{
+    public partial class GeneralSettings : ObservableRecipient
+    {
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial LyricsWindowMode AutoStartWindowType { get; set; } = LyricsWindowMode.StandardMode;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial Language Language { get; set; } = Language.FollowSystem;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial bool IgnoreFullscreenWindow { get; set; } = false;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial string LXMusicServer { get; set; } = string.Empty;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial bool HideWindowWhenNotPlaying { get; set; } = true;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial bool IsDragEverywhereEnabled { get; set; } = false;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial bool IsImmersiveMode { get; set; } = false;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial bool ExitOnLyricsWindowClosed { get; set; } = true;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial List<string> PlayOrPauseShortcut { get; set; } = new List<string> { "Ctrl", "Alt", "P" };
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial List<string> NextSongShortcut { get; set; } = new List<string> { "Ctrl", "Alt", "Right" };
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial List<string> PreviousSongShortcut { get; set; } = new List<string> { "Ctrl", "Alt", "Left" };
+
+        public GeneralSettings() { }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Models/Settings/LastFMSettings.cs

@@ -0,0 +1,14 @@
+using CommunityToolkit.Mvvm.ComponentModel;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BetterLyrics.WinUI3.Models.Settings
+{
+    public partial class LastFMSettings : ObservableRecipient
+    {
+        public LastFMSettings() { }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Models/Settings/LyricsBackgroundSettings.cs

@@ -0,0 +1,22 @@
+using CommunityToolkit.Mvvm.ComponentModel;
+using Microsoft.UI.Xaml;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BetterLyrics.WinUI3.Models.Settings
+{
+    public partial class LyricsBackgroundSettings : ObservableRecipient
+    {
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial ElementTheme LyricsBackgroundTheme { get; set; } = ElementTheme.Dark;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial int CoverOverlayBlurAmount { get; set; } = 100; // 100 % of the cover image size
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial int CoverOverlayOpacity { get; set; } = 100; // 100 % = 1.0
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial int PureColorOverlayOpacity { get; set; } = 100; // 100 % = 1.0
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial int CoverOverlaySpeed { get; set; } = 50; // 50 % of the base rotate speed
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial int CoverAcrylicEffectAmount { get; set; } = 0;
+
+        public LyricsBackgroundSettings() { }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Models/Settings/LyricsEffectSettings.cs

@@ -0,0 +1,46 @@
+using BetterLyrics.WinUI3.Enums;
+using CommunityToolkit.Mvvm.ComponentModel;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BetterLyrics.WinUI3.Models.Settings
+{
+    public partial class LyricsEffectSettings : ObservableRecipient
+    {
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial int LyricsBlurAmount { get; set; } = 5;
+
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial bool IsLyricsLineFadeEnabled { get; set; } = false;
+
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial bool IsLyricsGlowEffectEnabled { get; set; } = true;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial LineRenderingType LyricsGlowEffectScope { get; set; } = LineRenderingType.CurrentChar;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial int LyricsGlowEffectAmount { get; set; } = 8;
+
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial bool IsLyricsShadowEnabled { get; set; } = false;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial LineRenderingType LyricsShadowScope { get; set; } = LineRenderingType.LineStartToCurrentChar;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial int LyricsShadowAmount { get; set; } = 8;
+
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial LineRenderingType LyricsHighlightScope { get; set; } = LineRenderingType.LineStartToCurrentChar;
+        
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial bool IsLyricsFloatAnimationEnabled { get; set; } = true;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial int LyricsFloatAmount { get; set; } = 1;
+
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial EasingType LyricsScrollEasingType { get; set; }
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial int LyricsScrollDuration { get; set; }
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial int LyricsScrollTopDuration { get; set; }
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial int LyricsScrollBottomDuration { get; set; }
+
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial int LyricsVerticalEdgeOpacity { get; set; } = 0; // 0% opacity
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial bool IsFanLyricsEnabled { get; set; } = false;
+
+        public LyricsEffectSettings(int lyricsScrollTopDuration, int lyricsScrollDuration, int lyricsScrollBottomDuration, EasingType lyricsScrollEasingType)
+        {
+            LyricsScrollTopDuration = lyricsScrollTopDuration;
+            LyricsScrollDuration = lyricsScrollDuration;
+            LyricsScrollBottomDuration = lyricsScrollBottomDuration;
+            LyricsScrollEasingType = lyricsScrollEasingType;
+        }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Models/Settings/LyricsStyleSettings.cs

@@ -0,0 +1,40 @@
+using BetterLyrics.WinUI3.Enums;
+using BetterLyrics.WinUI3.Helper;
+using CommunityToolkit.Mvvm.ComponentModel;
+using Microsoft.UI;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Windows.UI;
+
+namespace BetterLyrics.WinUI3.Models.Settings
+{
+    public partial class LyricsStyleSettings : ObservableRecipient
+    {
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial int LyricsFontSize { get; set; }
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial TextAlignmentType LyricsAlignmentType { get; set; }
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial int LyricsBgFontOpacity { get; set; } = 30; // 30% opacity
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial int LyricsFontStrokeWidth { get; set; }
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial Color LyricsCustomBgFontColor { get; set; } = Colors.White;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial Color LyricsCustomFgFontColor { get; set; } = Colors.White;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial Color LyricsCustomStrokeFontColor { get; set; } = Colors.White;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial LyricsFontColorType LyricsBgFontColorType { get; set; } = LyricsFontColorType.AdaptiveGrayed;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial LyricsFontColorType LyricsFgFontColorType { get; set; } = LyricsFontColorType.AdaptiveGrayed;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial LyricsFontColorType LyricsStrokeFontColorType { get; set; } = LyricsFontColorType.AdaptiveGrayed;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial LyricsFontWeight LyricsFontWeight { get; set; } = LyricsFontWeight.Bold;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial double LyricsLineSpacingFactor { get; set; } = 0.5;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial string LyricsTranslationSeparator { get; set; } = StringHelper.NewLine;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial string LyricsFontFamily { get; set; } = FontHelper.SystemFontFamilies.FirstOrDefault() ?? "";
+
+        public LyricsStyleSettings() { }
+
+        public LyricsStyleSettings(int lyricsFontSize, TextAlignmentType lyricsAlignmentType, int lyricsFontStrokeWidth)
+        {
+            LyricsFontSize = lyricsFontSize;
+            LyricsAlignmentType = lyricsAlignmentType;
+            LyricsFontStrokeWidth = lyricsFontStrokeWidth;
+        }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Models/Settings/MusicGallerySettings.cs

@@ -0,0 +1,17 @@
+using BetterLyrics.WinUI3.Enums;
+using CommunityToolkit.Mvvm.ComponentModel;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BetterLyrics.WinUI3.Models.Settings
+{
+    public partial class MusicGallerySettings : ObservableRecipient
+    {
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial PlaybackOrder PlaybackOrder { get; set; } = PlaybackOrder.RepeatAll;
+
+        public MusicGallerySettings() { }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Models/Settings/PictureInPictureModeSettings.cs

@@ -0,0 +1,19 @@
+using CommunityToolkit.Mvvm.ComponentModel;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BetterLyrics.WinUI3.Models.Settings
+{
+    public partial class PictureInPictureModeSettings : BaseModeSettings
+    {
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial List<string> ToggleShortcut { get; set; } = new List<string>() { "Ctrl", "Shift", "P" };
+
+        public PictureInPictureModeSettings()
+        {
+            LyricsDisplayType = Enums.LyricsDisplayType.SplitView;
+        }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Models/Settings/StandardModeSettings.cs

@@ -0,0 +1,22 @@
+using BetterLyrics.WinUI3.Enums;
+using CommunityToolkit.Mvvm.ComponentModel;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Windows.Foundation;
+using Windows.Graphics;
+
+namespace BetterLyrics.WinUI3.Models.Settings
+{
+    public partial class StandardModeSettings : BaseModeSettings
+    {
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial Rect WindowBounds { get; set; } = new Rect(100, 100, 1000, 600);
+    
+        public StandardModeSettings()
+        {
+            LyricsDisplayType = LyricsDisplayType.SplitView;
+        }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Models/Settings/TranslationSettings.cs

@@ -0,0 +1,21 @@
+using BetterLyrics.WinUI3.Services;
+using CommunityToolkit.Mvvm.ComponentModel;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BetterLyrics.WinUI3.Models.Settings
+{
+    public partial class TranslationSettings : ObservableRecipient
+    {
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial bool IsLibreTranslateEnabled { get; set; } = false;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial string LibreTranslateServer { get; set; } = string.Empty;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial bool IsTranslationEnabled { get; set; } = true;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial bool ShowTranslationOnly { get; set; } = false;
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial int SelectedTargetLanguageIndex { get; set; } = LanguageHelper.GetDefaultTargetLanguageIndex();
+
+        public TranslationSettings() { }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Renderer/LyricsRenderer.xaml

@@ -8,6 +8,7 @@
     xmlns:interactivity="using:Microsoft.Xaml.Interactivity"
     xmlns:local="using:BetterLyrics.WinUI3.Renderer"
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    Unloaded="LyricsCanvas_Unloaded"
     mc:Ignorable="d">
 
     <Grid>
@@ -15,15 +16,5 @@
             x:Name="LyricsCanvas"
             Draw="LyricsCanvas_Draw"
             Update="LyricsCanvas_Update" />
-        <Grid
-            Margin="36"
-            HorizontalAlignment="Right"
-            VerticalAlignment="Top"
-            Visibility="{x:Bind ViewModel.IsTranslating, Mode=OneWay, Converter={StaticResource BoolToVisibilityConverter}}">
-            <FontIcon
-                x:Name="RotatingIcon"
-                FontFamily="{StaticResource IconFontFamily}"
-                Glyph="&#xE8C1;" />
-        </Grid>
     </Grid>
 </UserControl>

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Renderer/LyricsRenderer.xaml.cs

@@ -25,5 +25,11 @@ namespace BetterLyrics.WinUI3.Renderer
         {
             ViewModel.Update(sender, args);
         }
+
+        private void LyricsCanvas_Unloaded(object sender, Microsoft.UI.Xaml.RoutedEventArgs e)
+        {
+            LyricsCanvas.RemoveFromVisualTree();
+            LyricsCanvas = null;
+        }
     }
 }

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Serialization/SourceGenerationContext.cs

@@ -1,20 +1,15 @@
 // 2025/6/23 by Zhe Fang
 
-using System.Collections.Generic;
+using BetterLyrics.WinUI3.Models;
+using BetterLyrics.WinUI3.Models.Settings;
 using System.Text.Json;
 using System.Text.Json.Serialization;
-using BetterLyrics.WinUI3.Models;
 
 namespace BetterLyrics.WinUI3.Serialization
 {
-
-    [JsonSerializable(typeof(List<AlbumArtSearchProviderInfo>))]
-    [JsonSerializable(typeof(List<LyricsSearchProviderInfo>))]
-    [JsonSerializable(typeof(List<MediaSourceProviderInfo>))]
-    [JsonSerializable(typeof(List<LocalMediaFolder>))]
-    [JsonSerializable(typeof(List<string>))]
     [JsonSerializable(typeof(TranslateResponse))]
     [JsonSerializable(typeof(JsonElement))]
+    [JsonSerializable(typeof(AppSettings))]
     [JsonSourceGenerationOptions(WriteIndented = true)]
     internal partial class SourceGenerationContext : JsonSerializerContext { }
 }

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Services/AlbumArtSearchService/AlbumArtSearchService.cs

@@ -1,6 +1,7 @@
 using ATL;
 using BetterLyrics.WinUI3.Enums;
 using BetterLyrics.WinUI3.Helper;
+using BetterLyrics.WinUI3.Helper.BetterLyrics.WinUI3.Helper;
 using BetterLyrics.WinUI3.Services.SettingsService;
 using CommunityToolkit.Mvvm.DependencyInjection;
 using Microsoft.Extensions.Logging;
@@ -10,8 +11,6 @@ using System.IO;
 using System.Linq;
 using System.Net;
 using System.Net.Http;
-using System.Text;
-using System.Text.Encodings.Web;
 using System.Text.Json;
 using System.Threading.Tasks;
 
@@ -31,56 +30,66 @@ namespace BetterLyrics.WinUI3.Services.AlbumArtSearchService
             _iTunesHttpClinet = new();
         }
 
-        public async Task<byte[]?> SearchAsync(string title, string artist, string album, byte[]? bytesFromSMTC = null)
+        public async Task<byte[]?> SearchAsync(string mediaSessionId, string title, string artist, string album, byte[]? bytesFromSMTC = null)
         {
             byte[]? result = null;
 
-            foreach (var provider in _settingsService.AlbumArtSearchProvidersInfo)
+            try
             {
-                if (!provider.IsEnabled)
+                foreach (var provider in _settingsService.AppSettings.MediaSourceProvidersInfo.Where(x => x.Provider == mediaSessionId).FirstOrDefault()?.AlbumArtSearchProvidersInfo ?? [])
                 {
-                    continue;
-                }
+                    if (!provider.IsEnabled)
+                    {
+                        continue;
+                    }
 
-                switch (provider.Provider)
-                {
-                    case AlbumArtSearchProvider.Local:
-                        result = SearchFile(artist, album);
-                        break;
-                    case AlbumArtSearchProvider.SMTC:
-                        result = bytesFromSMTC;
-                        break;
-                    case AlbumArtSearchProvider.iTunes:
-                        foreach (string countryCode in new List<string>() { "us", "cn", "jp", "kr" })
-                        {
-                            result = await SearchiTunesAsync(artist, album, title, countryCode);
-                            if (result != null) break;
-                        }
-                        break;
-                    default:
-                        break;
-                }
+                    switch (provider.Provider)
+                    {
+                        case AlbumArtSearchProvider.Local:
+                            result = SearchFile(artist, title);
+                            break;
+                        case AlbumArtSearchProvider.SMTC:
+                            result = bytesFromSMTC;
+                            break;
+                        case AlbumArtSearchProvider.iTunes:
+                            foreach (string countryCode in new List<string>() { "us", "cn", "jp", "kr" })
+                            {
+                                result = await SearchiTunesAsync(artist, album, title, countryCode);
+                                if (result != null) break;
+                            }
+                            break;
+                        default:
+                            break;
+                    }
 
-                if (result != null) return result;
+                    if (result != null) return result;
+                }
             }
+            catch (Exception)
+            {
+            }
+
             return null;
         }
 
-        private byte[]? SearchFile(string artist, string album)
+        private byte[]? SearchFile(string artist, string title)
         {
-            foreach (var folder in _settingsService.LocalMediaFolders)
+            foreach (var folder in _settingsService.AppSettings.LocalMediaFolders)
             {
                 if (Directory.Exists(folder.Path) && folder.IsEnabled)
                 {
-                    foreach (var file in Directory.GetFiles(folder.Path, $"*.*", SearchOption.AllDirectories))
+                    foreach (var file in DirectoryHelper.GetAllFiles(folder.Path))
                     {
-                        if (FileHelper.IsSwitchableNormalizedMatch(Path.GetFileNameWithoutExtension(file), album, artist))
+                        if (FileHelper.MusicExtensions.Contains(Path.GetExtension(file)))
                         {
                             Track track = new(file);
-                            var bytes = track.EmbeddedPictures.FirstOrDefault()?.PictureData;
-                            if (bytes != null)
+                            if ((track.Title == title && track.Artist == artist) || FileHelper.IsSwitchableNormalizedMatch(Path.GetFileNameWithoutExtension(file), artist, title))
                             {
-                                return bytes;
+                                var bytes = track.EmbeddedPictures.FirstOrDefault()?.PictureData;
+                                if (bytes != null)
+                                {
+                                    return bytes;
+                                }
                             }
                         }
                     }

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Services/AlbumArtSearchService/IAlbumArtSearchService.cs

@@ -8,6 +8,6 @@ namespace BetterLyrics.WinUI3.Services.AlbumArtSearchService
 {
     public interface IAlbumArtSearchService
     {
-        Task<byte[]?> SearchAsync(string title, string artist, string album, byte[]? bytesFromSMTC = null);
+        Task<byte[]?> SearchAsync(string mediaSessionId, string title, string artist, string album, byte[]? bytesFromSMTC = null);
     }
 }

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Services/LastFMService/LastFMService.cs

@@ -3,7 +3,6 @@ using BetterLyrics.WinUI3.Helper;
 using BetterLyrics.WinUI3.Models;
 using BetterLyrics.WinUI3.Services.SettingsService;
 using BetterLyrics.WinUI3.ViewModels;
-using BetterLyrics.WinUI3.ViewModels.SettingsPageViewModel;
 using BetterLyrics.WinUI3.Views;
 using CommunityToolkit.Mvvm.ComponentModel;
 using CommunityToolkit.Mvvm.Input;
@@ -40,7 +39,7 @@ namespace BetterLyrics.WinUI3.Services.LastFMService
             _settingsService = settingsService;
 
             _client = new LastfmClient(Constants.LastFM.ApiKey, Constants.LastFM.SharedSecret);
-            _client.Session.SessionKey = _settingsService.LastFMSessionKey;
+            _client.Session.SessionKey = PasswordVaultHelper.Get(Constants.App.AppName, Constants.LastFM.SessionKeyCredentialKey) ?? string.Empty;
             UpdateAuthStatusAsync();
         }
 
@@ -49,7 +48,7 @@ namespace BetterLyrics.WinUI3.Services.LastFMService
             try
             {
                 await _client.AuthenticateViaWebAsync();
-                _settingsService.LastFMSessionKey = _client.Session.SessionKey;
+                PasswordVaultHelper.Save(Constants.App.AppName, Constants.LastFM.SessionKeyCredentialKey, _client.Session.SessionKey);
                 await UpdateAuthStatusAsync();
             }
             catch (Exception)
@@ -61,7 +60,7 @@ namespace BetterLyrics.WinUI3.Services.LastFMService
         public async Task ConfirmUnAuthAsync()
         {
             _client.Session.SessionKey = "";
-            _settingsService.LastFMSessionKey = "";
+            PasswordVaultHelper.Delete(Constants.App.AppName, Constants.LastFM.SessionKeyCredentialKey);
             await UpdateAuthStatusAsync();
         }
 

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Services/LibWatcherService/ILibWatcherService.cs

@@ -13,7 +13,5 @@ namespace BetterLyrics.WinUI3.Services.LibWatcherService
     public interface ILibWatcherService
     {
         event EventHandler<LibChangedEventArgs>? MusicLibraryFilesChanged;
-
-        public void UpdateWatchers(List<LocalMediaFolder> folders);
     }
 }

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Services/LibWatcherService/LibWatcherService.cs

@@ -14,11 +14,25 @@ namespace BetterLyrics.WinUI3.Services.LibWatcherService
 {
     public class LibWatcherService : BaseViewModel, IDisposable, ILibWatcherService
     {
+        private readonly ISettingsService _settingsService;
         private readonly Dictionary<string, FileSystemWatcher> _watchers = [];
 
-        public LibWatcherService(ISettingsService settingsService) : base(settingsService)
+        public LibWatcherService(ISettingsService settingsService)
         {
-            UpdateWatchers(_settingsService.LocalMediaFolders);
+            _settingsService = settingsService;
+            _settingsService.AppSettings.LocalMediaFolders.CollectionChanged += LocalMediaFolders_CollectionChanged;
+            _settingsService.AppSettings.LocalMediaFolders.ItemPropertyChanged += LocalMediaFolders_ItemPropertyChanged;
+            UpdateWatchers();
+        }
+
+        private void LocalMediaFolders_ItemPropertyChanged(object? sender, Extensions.ItemPropertyChangedEventArgs e)
+        {
+            UpdateWatchers();
+        }
+
+        private void LocalMediaFolders_CollectionChanged(object? sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e)
+        {
+            UpdateWatchers();
         }
 
         public event EventHandler<LibChangedEventArgs>? MusicLibraryFilesChanged;
@@ -32,12 +46,13 @@ namespace BetterLyrics.WinUI3.Services.LibWatcherService
             _watchers.Clear();
         }
 
-        public void UpdateWatchers(List<LocalMediaFolder> folders)
+        private void UpdateWatchers()
         {
+            var folders = _settingsService.AppSettings.LocalMediaFolders;
             // 移除不再监听的
             foreach (var key in _watchers.Keys.ToList())
             {
-                if (!folders.Any(x => x.Path == key && x.IsEnabled))
+                if (!folders.Any(x => x.Path == key && x.IsEnabled && x.IsRealTimeWatchEnabled))
                 {
                     _watchers[key].Dispose();
                     _watchers.Remove(key);
@@ -47,11 +62,7 @@ namespace BetterLyrics.WinUI3.Services.LibWatcherService
             // 添加新的监听
             foreach (var folder in folders)
             {
-                if (
-                    !_watchers.ContainsKey(folder.Path)
-                    && Directory.Exists(folder.Path)
-                    && folder.IsEnabled
-                )
+                if (!_watchers.ContainsKey(folder.Path) && Directory.Exists(folder.Path) && folder.IsEnabled && folder.IsRealTimeWatchEnabled)
                 {
                     var watcher = new FileSystemWatcher(folder.Path)
                     {

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Services/LiveStatesService/ILiveStatesService.cs

@@ -0,0 +1,14 @@
+using BetterLyrics.WinUI3.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BetterLyrics.WinUI3.Services.LiveStatesService
+{
+    public interface ILiveStatesService
+    {
+        LiveStates LiveStates { get; set; }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Services/LiveStatesService/LiveStatesService.cs

@@ -0,0 +1,110 @@
+using BetterLyrics.WinUI3.Enums;
+using BetterLyrics.WinUI3.Models;
+using BetterLyrics.WinUI3.Models.Settings;
+using BetterLyrics.WinUI3.Services.SettingsService;
+using BetterLyrics.WinUI3.ViewModels;
+using CommunityToolkit.Mvvm.Messaging;
+using CommunityToolkit.Mvvm.Messaging.Messages;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BetterLyrics.WinUI3.Services.LiveStatesService
+{
+    public class LiveStatesService : BaseViewModel, ILiveStatesService,
+        IRecipient<PropertyChangedMessage<LyricsWindowMode>>,
+        IRecipient<PropertyChangedMessage<LyricsDisplayType>>
+    {
+        private readonly ISettingsService _settingsService;
+
+        public LiveStates LiveStates { get; set; }
+
+        public LiveStatesService(ISettingsService settingsService)
+        {
+            _settingsService = settingsService;
+
+            LiveStates = new LiveStates(_settingsService.AppSettings);
+        }
+
+        public void Receive(PropertyChangedMessage<LyricsWindowMode> message)
+        {
+            if (message.Sender is LiveStates)
+            {
+                if (message.PropertyName == nameof(LiveStates.CurrentLyricsWindowMode))
+                {
+                    switch (message.NewValue)
+                    {
+                        case LyricsWindowMode.StandardMode:
+                            LiveStates.CurrentLyricsStyleSettings = _settingsService.AppSettings.StandardLyricsStyleSettings;
+                            LiveStates.CurrentLyricsEffectSettings = _settingsService.AppSettings.StandardLyricsEffectSettings;
+                            LiveStates.CurrentLyricsDisplayType = _settingsService.AppSettings.StandardModeSettings.LyricsDisplayType;
+                            break;
+                        case LyricsWindowMode.DockMode:
+                            LiveStates.CurrentLyricsStyleSettings = _settingsService.AppSettings.DockLyricsStyleSettings;
+                            LiveStates.CurrentLyricsEffectSettings = _settingsService.AppSettings.DockLyricsEffectSettings;
+                            LiveStates.CurrentLyricsDisplayType = _settingsService.AppSettings.DockModeSettings.LyricsDisplayType;
+                            break;
+                        case LyricsWindowMode.DesktopMode:
+                            LiveStates.CurrentLyricsStyleSettings = _settingsService.AppSettings.DesktopLyricsStyleSettings;
+                            LiveStates.CurrentLyricsEffectSettings = _settingsService.AppSettings.DesktopLyricsEffectSettings;
+                            LiveStates.CurrentLyricsDisplayType = _settingsService.AppSettings.DesktopModeSettings.LyricsDisplayType;
+                            break;
+                        case LyricsWindowMode.PictureInPictureMode:
+                            LiveStates.CurrentLyricsStyleSettings = _settingsService.AppSettings.PictureInPictureLyricsStyleSettings;
+                            LiveStates.CurrentLyricsEffectSettings = _settingsService.AppSettings.PictureInPictureLyricsEffectSettings;
+                            LiveStates.CurrentLyricsDisplayType = _settingsService.AppSettings.PictureInPictureModeSettings.LyricsDisplayType;
+                            break;
+                        default:
+                            break;
+                    }
+                }
+            }
+        }
+
+        public void Receive(PropertyChangedMessage<LyricsDisplayType> message)
+        {
+            if (message.Sender is StandardModeSettings)
+            {
+                if (message.PropertyName == nameof(StandardModeSettings.LyricsDisplayType))
+                {
+                    if (LiveStates.CurrentLyricsWindowMode == LyricsWindowMode.StandardMode)
+                    {
+                        LiveStates.CurrentLyricsDisplayType = message.NewValue;
+                    }
+                }
+            }
+            else if (message.Sender is DockModeSettings)
+            {
+                if (message.PropertyName == nameof(DockModeSettings.LyricsDisplayType))
+                {
+                    if (LiveStates.CurrentLyricsWindowMode == LyricsWindowMode.DockMode)
+                    {
+                        LiveStates.CurrentLyricsDisplayType = message.NewValue;
+                    }
+                }
+            }
+            else if (message.Sender is DesktopModeSettings)
+            {
+                if (message.PropertyName == nameof(DesktopModeSettings.LyricsDisplayType))
+                {
+                    if (LiveStates.CurrentLyricsWindowMode == LyricsWindowMode.DesktopMode)
+                    {
+                        LiveStates.CurrentLyricsDisplayType = message.NewValue;
+                    }
+                }
+            }
+            else if (message.Sender is PictureInPictureModeSettings)
+            {
+                if (message.PropertyName == nameof(PictureInPictureModeSettings.LyricsDisplayType))
+                {
+                    if (LiveStates.CurrentLyricsWindowMode == LyricsWindowMode.PictureInPictureMode)
+                    {
+                        LiveStates.CurrentLyricsDisplayType = message.NewValue;
+                    }
+                }
+            }
+        }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Services/LyricsSearchService/LyricsSearchService.cs

@@ -3,6 +3,7 @@
 using ATL;
 using BetterLyrics.WinUI3.Enums;
 using BetterLyrics.WinUI3.Helper;
+using BetterLyrics.WinUI3.Helper.BetterLyrics.WinUI3.Helper;
 using BetterLyrics.WinUI3.Services.SettingsService;
 using CommunityToolkit.Mvvm.DependencyInjection;
 using Lyricify.Lyrics.Providers.Web.Kugou;
@@ -92,7 +93,7 @@ namespace BetterLyrics.WinUI3.Services.LyricsSearchService
 
             try
             {
-                foreach (var provider in _settingsService.MediaSourceProvidersInfo.Where(x => x.Provider == mediaSessionId).FirstOrDefault()?.LyricsSearchProvidersInfo ?? [])
+                foreach (var provider in _settingsService.AppSettings.MediaSourceProvidersInfo.Where(x => x.Provider == mediaSessionId).FirstOrDefault()?.LyricsSearchProvidersInfo ?? [])
                 {
                     if (!provider.IsEnabled)
                     {
@@ -169,21 +170,27 @@ namespace BetterLyrics.WinUI3.Services.LyricsSearchService
 
         private async Task<string?> SearchFile(string title, string artist, LyricsFormat format)
         {
-            foreach (var folder in _settingsService.LocalMediaFolders)
+            foreach (var folder in _settingsService.AppSettings.LocalMediaFolders)
             {
                 if (Directory.Exists(folder.Path) && folder.IsEnabled)
                 {
-                    foreach (var file in Directory.GetFiles(folder.Path, $"*{format.ToFileExtension()}", SearchOption.AllDirectories))
+                    try
                     {
-                        if (FileHelper.IsSwitchableNormalizedMatch(Path.GetFileNameWithoutExtension(file), title, artist))
+                        foreach (var file in DirectoryHelper.GetAllFiles(folder.Path, $"*{format.ToFileExtension()}"))
                         {
-                            string? raw = await File.ReadAllTextAsync(file, FileHelper.GetEncoding(file));
-                            if (raw != null)
+                            if (FileHelper.IsSwitchableNormalizedMatch(Path.GetFileNameWithoutExtension(file), title, artist))
                             {
-                                return raw;
+                                string? raw = await File.ReadAllTextAsync(file, FileHelper.GetEncoding(file));
+                                if (raw != null)
+                                {
+                                    return raw;
+                                }
                             }
                         }
                     }
+                    catch (Exception)
+                    {
+                    }
                 }
             }
             return null;
@@ -191,28 +198,27 @@ namespace BetterLyrics.WinUI3.Services.LyricsSearchService
 
         private string? SearchEmbedded(string title, string artist)
         {
-            foreach (var folder in _settingsService.LocalMediaFolders)
+            foreach (var folder in _settingsService.AppSettings.LocalMediaFolders)
             {
                 if (Directory.Exists(folder.Path) && folder.IsEnabled)
                 {
-                    foreach (var file in Directory.GetFiles(folder.Path, $"*.*", SearchOption.AllDirectories))
+                    foreach (var file in DirectoryHelper.GetAllFiles(folder.Path))
                     {
-                        if (FileHelper.IsSwitchableNormalizedMatch(Path.GetFileNameWithoutExtension(file), title, artist))
+                        if (FileHelper.MusicExtensions.Contains(Path.GetExtension(file)))
                         {
-                            try
+                            var track = new Track(file);
+                            if ((track.Title == title && track.Artist == artist) || FileHelper.IsSwitchableNormalizedMatch(Path.GetFileNameWithoutExtension(file), title, artist))
                             {
                                 var plain = TagLib.File.Create(file).Tag.Lyrics;
-                                if (plain != null && plain != string.Empty)
+                                if (!plain.IsNullOrEmpty())
                                 {
                                     return plain;
                                 }
                             }
-                            catch (Exception) { }
                         }
                     }
                 }
             }
-
             return null;
         }
 

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Services/MediaSessionsService/IMediaSessionsService.cs

@@ -1,9 +1,12 @@
 // 2025/6/23 by Zhe Fang
 
-using System;
-using System.Threading.Tasks;
+using BetterLyrics.WinUI3.Enums;
 using BetterLyrics.WinUI3.Events;
 using BetterLyrics.WinUI3.Models;
+using System;
+using System.Collections.Generic;
+using System.Threading.Tasks;
+using TagLib.Riff;
 
 namespace BetterLyrics.WinUI3.Services.MediaSessionsService
 {
@@ -12,7 +15,8 @@ namespace BetterLyrics.WinUI3.Services.MediaSessionsService
         event EventHandler<IsPlayingChangedEventArgs>? IsPlayingChanged;
         event EventHandler<TimelineChangedEventArgs>? TimelineChanged;
         event EventHandler<SongInfoChangedEventArgs>? SongInfoChanged;
-        event EventHandler<AlbumArtChangedEventArgs>? AlbumArtChangedChanged;
+        event EventHandler<AlbumArtChangedEventArgs>? AlbumArtChanged;
+        event EventHandler<LyricsChangedEventArgs>? LyricsChanged;
         event EventHandler<MediaSourceProvidersInfoEventArgs>? MediaSourceProvidersInfoChanged;
 
         Task PlayAsync();
@@ -21,8 +25,13 @@ namespace BetterLyrics.WinUI3.Services.MediaSessionsService
         Task NextAsync();
         Task ChangePosition(double seconds);
 
+        MediaSourceProviderInfo? GetCurrentMediaSourceProviderInfo();
+
         bool IsPlaying { get; }
         SongInfo? SongInfo { get; }
         TimeSpan Position { get; }
+
+        LyricsSearchProvider? LyricsSearchProvider { get; }
+        TranslationSearchProvider? TranslationSearchProvider { get; }
     }
 }

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Services/MediaSessionsService/MediaSessionsService.AlbumArtUpdater.cs

@@ -0,0 +1,66 @@
+using BetterLyrics.WinUI3.Events;
+using BetterLyrics.WinUI3.Helper;
+using Microsoft.Extensions.Logging;
+using Microsoft.UI.Dispatching;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.InteropServices.WindowsRuntime;
+using System.Text;
+using System.Threading.Tasks;
+using Windows.Graphics.Imaging;
+using Windows.Storage.Streams;
+
+namespace BetterLyrics.WinUI3.Services.MediaSessionsService
+{
+    public partial class MediaSessionsService : IMediaSessionsService
+    {
+        private readonly LatestOnlyTaskRunner _albumArtRefreshRunner = new();
+
+        public event EventHandler<AlbumArtChangedEventArgs>? AlbumArtChanged;
+
+        private void UpdateAlbumArt()
+        {
+            _albumArtRefreshRunner.RunAsync(async (token) =>
+            {
+                if (_cachedSongInfo == null)
+                {
+                    _logger.LogWarning("Cached song info is null, cannot update album art.");
+                    return;
+                }
+
+                byte[]? bytes = await _albumArtSearchService.SearchAsync(
+                    SongInfo?.SourceAppUserModelId ?? "",
+                    _cachedSongInfo.Title,
+                    _cachedSongInfo.Artist,
+                    _cachedSongInfo?.Album ?? string.Empty,
+                    _SMTCAlbumArtBytes
+                );
+                token.ThrowIfCancellationRequested();
+
+                if (bytes == null)
+                {
+                    bytes = await ImageHelper.CreateTextPlaceholderBytesAsync(500, 500);
+                    token.ThrowIfCancellationRequested();
+                }
+
+                bytes = ImageHelper.MakeSquareWithThemeColor(bytes);
+
+                using var stream = new InMemoryRandomAccessStream();
+                await stream.WriteAsync(bytes.AsBuffer());
+                token.ThrowIfCancellationRequested();
+
+                var decoder = await BitmapDecoder.CreateAsync(stream);
+                token.ThrowIfCancellationRequested();
+
+                var albumArtSwBitmap = await decoder.GetSoftwareBitmapAsync(BitmapPixelFormat.Rgba16, BitmapAlphaMode.Premultiplied);
+                token.ThrowIfCancellationRequested();
+
+                var albumArtLightAccentColor = ImageHelper.GetAccentColorsFromByte(bytes, 1, false).FirstOrDefault();
+                var albumArtDarkAccentColor = ImageHelper.GetAccentColorsFromByte(bytes, 1, true).FirstOrDefault();
+
+                AlbumArtChanged?.Invoke(this, new AlbumArtChangedEventArgs(null, albumArtSwBitmap, albumArtLightAccentColor, albumArtDarkAccentColor));
+            });
+        }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Services/MediaSessionsService/MediaSessionsService.LyricsUpdater.cs

@@ -0,0 +1,229 @@
+using BetterLyrics.WinUI3.Enums;
+using BetterLyrics.WinUI3.Events;
+using BetterLyrics.WinUI3.Helper;
+using BetterLyrics.WinUI3.Models;
+using CommunityToolkit.Mvvm.ComponentModel;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace BetterLyrics.WinUI3.Services.MediaSessionsService
+{
+    public partial class MediaSessionsService : IMediaSessionsService
+    {
+        private LatestOnlyTaskRunner _refreshLyricsRunner = new();
+        private LatestOnlyTaskRunner _showTranslationsRunner = new();
+
+        private int _langIndex = 0;
+        private List<LyricsData> _lyricsDataArr = [];
+
+        private LyricsData? CurrentLyricsData => _lyricsDataArr.ElementAtOrDefault(_langIndex);
+
+        public event EventHandler<LyricsChangedEventArgs>? LyricsChanged;
+
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial LyricsSearchProvider? LyricsSearchProvider { get; set; }
+
+        [ObservableProperty][NotifyPropertyChangedRecipients] public partial TranslationSearchProvider? TranslationSearchProvider { get; set; }
+
+        [ObservableProperty] public partial bool IsTranslating { get; set; } = false;
+
+        private void UpdateTranslations()
+        {
+            TranslationSearchProvider = null;
+            _lyricsDataArr.ElementAtOrDefault(0)?.SetDisplayedTextInOriginalText();
+            LyricsChanged?.Invoke(this, new LyricsChangedEventArgs(CurrentLyricsData));
+            IsTranslating = true;
+
+            if (_settingsService.AppSettings.TranslationSettings.IsTranslationEnabled)
+            {
+                _showTranslationsRunner.RunAsync(async token =>
+                {
+                    await SetDisplayedAlongWithTranslationsAsync(token);
+                    IsTranslating = false;
+                    LyricsChanged?.Invoke(this, new LyricsChangedEventArgs(CurrentLyricsData));
+                });
+            }
+            else
+            {
+                _lyricsDataArr.ElementAtOrDefault(0)?.SetDisplayedTextInOriginalText();
+                _langIndex = 0;
+                IsTranslating = false;
+                LyricsChanged?.Invoke(this, new LyricsChangedEventArgs(CurrentLyricsData));
+            }
+        }
+
+        private async Task SetDisplayedAlongWithTranslationsAsync(CancellationToken token)
+        {
+            _logger.LogInformation("Showing translation for lyrics...");
+            string targetLangCode = LanguageHelper.SupportedTargetLanguages[_settingsService.AppSettings.TranslationSettings.SelectedTargetLanguageIndex].Code;
+            _logger.LogInformation("Target language code: {TargetLangCode}", targetLangCode);
+            string? originalText = _lyricsDataArr.FirstOrDefault()?.WrappedOriginalText;
+            if (originalText == null) return;
+
+            string? originalLangCode = LanguageHelper.DetectLanguageCode(originalText);
+            _logger.LogInformation("Original language code: {OriginalLangCode}", originalLangCode ?? "null");
+
+            if (originalLangCode == targetLangCode)
+            {
+                _logger.LogInformation("Original lyrics already in target language: {TargetLangCode}", targetLangCode);
+
+                _lyricsDataArr[0].SetDisplayedTextInOriginalText();
+            }
+            else
+            {
+                // Try get translation from itself first
+                int found = _translateService.SearchTranslatedLyricsItself(_lyricsDataArr);
+                if (found >= 0)
+                {
+                    _logger.LogInformation("Found translation in lyrics data at index {FoundIndex}", found);
+                    if (_settingsService.AppSettings.TranslationSettings.ShowTranslationOnly)
+                    {
+                        _lyricsDataArr[found].SetDisplayedTextInOriginalText();
+                        _langIndex = found;
+                    }
+                    else
+                    {
+                        _lyricsDataArr[0].SetDisplayedTextAlongWith(_lyricsDataArr[found], _liveStatesService.LiveStates.CurrentLyricsStyleSettings.LyricsTranslationSeparator, 50);
+                        _langIndex = 0;
+                        TranslationSearchProvider = LyricsSearchProvider.ToTranslationSearchProvider();
+                    }
+                }
+                else if (_settingsService.AppSettings.TranslationSettings.IsLibreTranslateEnabled)
+                {
+                    _logger.LogInformation("LibreTranslate is enabled, trying to translate lyrics...");
+                    string translated = string.Empty;
+                    try
+                    {
+                        translated = await _translateService.TranslateTextAsync(originalText, targetLangCode, token);
+                        if (token.IsCancellationRequested) return;
+                        if (translated == string.Empty) return;
+
+                        if (_settingsService.AppSettings.TranslationSettings.ShowTranslationOnly)
+                        {
+                            _lyricsDataArr[^1] = _lyricsDataArr[0].CreateLyricsDataFrom(translated);
+                            _lyricsDataArr[^1].SetDisplayedTextInOriginalText();
+                            _langIndex = _lyricsDataArr.Count - 1;
+                        }
+                        else
+                        {
+                            _lyricsDataArr[0].SetDisplayedTextAlongWith(translated, _liveStatesService.LiveStates.CurrentLyricsStyleSettings.LyricsTranslationSeparator);
+                            _langIndex = 0;
+                        }
+                        TranslationSearchProvider = Enums.TranslationSearchProvider.LibreTranslate;
+                    }
+                    catch (Exception)
+                    {
+                        App.Current.LyricsWindowNotificationPanel?.Notify(App.ResourceLoader?.GetString("LibreTranslateFailed")!, Microsoft.UI.Xaml.Controls.InfoBarSeverity.Error);
+                    }
+                }
+            }
+        }
+
+        private async Task RefreshLyricsAsync(CancellationToken token)
+        {
+            _logger.LogInformation("Refreshing lyrics...");
+
+            LyricsSearchProvider = null;
+            _lyricsDataArr = [LyricsData.GetLoadingPlaceholder()];
+
+            LyricsChanged?.Invoke(this, new LyricsChangedEventArgs(CurrentLyricsData));
+
+            string? lyricsRaw = null;
+            LyricsSearchProvider? lyricsSearchProvider = null;
+            LyricsSearchProvider = lyricsSearchProvider;
+
+            if (SongInfo != null)
+            {
+                _logger.LogInformation("Searching lyrics for: Title={Title}, Artist={Artist}, Album={Album}, DurationMs={DurationMs}",
+                    SongInfo.Title, SongInfo.Artist, SongInfo.Album, SongInfo.DurationMs);
+                (lyricsRaw, lyricsSearchProvider) = await _lyrcsSearchService.SearchAsync(
+                    SongInfo.SourceAppUserModelId ?? "",
+                    SongInfo.Title,
+                    SongInfo.Artist,
+                    SongInfo.Album ?? "",
+                    SongInfo.DurationMs ?? 0,
+                    token
+                );
+                LyricsSearchProvider = lyricsSearchProvider;
+                _logger.LogInformation("Lyrics was found? {Found}, Provider: {LyricsSearchProvider}", lyricsRaw != null, LyricsSearchProvider?.ToString() ?? "null");
+                token.ThrowIfCancellationRequested();
+
+                _lyricsDataArr = new LyricsParser().Parse(lyricsRaw, (int?)SongInfo?.DurationMs);
+                FillTranslationFromCache(LyricsSearchProvider);
+            }
+            else
+            {
+                _logger.LogWarning("SongInfo is null, cannot search lyrics.");
+            }
+
+            _logger.LogInformation("Parsed lyrics: {MultiLangLyricsCount} languages", _lyricsDataArr.Count);
+
+            // This ensures that original lyrics are always shown while waiting for translations
+            _lyricsDataArr[0].SetDisplayedTextInOriginalText();
+            LyricsChanged?.Invoke(this, new LyricsChangedEventArgs(CurrentLyricsData));
+
+            UpdateTranslations();
+        }
+
+        private void FillTranslationFromCache(LyricsSearchProvider? provider)
+        {
+            string? translationRaw = null;
+            switch (provider)
+            {
+                case Enums.LyricsSearchProvider.QQ:
+                    translationRaw = Helper.FileHelper.ReadLyricsCache(SongInfo!.Title, SongInfo.Artist, LyricsFormat.Lrc, Helper.PathHelper.QQTranslationCacheDirectory);
+                    break;
+                case Enums.LyricsSearchProvider.Kugou:
+                    break;
+                case Enums.LyricsSearchProvider.Netease:
+                    translationRaw = Helper.FileHelper.ReadLyricsCache(SongInfo!.Title, SongInfo.Artist, LyricsFormat.Lrc, Helper.PathHelper.NeteaseTranslationCacheDirectory);
+                    break;
+                case Enums.LyricsSearchProvider.LrcLib:
+                    break;
+                case Enums.LyricsSearchProvider.AmllTtmlDb:
+                    break;
+                case Enums.LyricsSearchProvider.LocalMusicFile:
+                    break;
+                case Enums.LyricsSearchProvider.LocalLrcFile:
+                    break;
+                case Enums.LyricsSearchProvider.LocalEslrcFile:
+                    break;
+                case Enums.LyricsSearchProvider.LocalTtmlFile:
+                    break;
+                default:
+                    break;
+            }
+            if (translationRaw != null)
+            {
+                var translationData = new LyricsParser().Parse(translationRaw, (int?)SongInfo?.DurationMs);
+                if (provider == Enums.LyricsSearchProvider.QQ)
+                {
+                    foreach (var data in translationData)
+                    {
+                        foreach (var item in data.LyricsLines)
+                        {
+                            if (item.OriginalText == "//")
+                            {
+                                item.OriginalText = "";
+                            }
+                        }
+                    }
+                }
+
+                _lyricsDataArr = _lyricsDataArr.Concat(translationData).ToList();
+            }
+        }
+
+        private void UpdateLyrics()
+        {
+            _refreshLyricsRunner.RunAsync(async token =>
+            {
+                await RefreshLyricsAsync(token);
+            });
+        }
+    }
+}

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Services/MediaSessionsService/MediaSessionsService.cs

@@ -2,18 +2,25 @@
 
 using BetterLyrics.WinUI3.Enums;
 using BetterLyrics.WinUI3.Events;
+using BetterLyrics.WinUI3.Extensions;
 using BetterLyrics.WinUI3.Helper;
 using BetterLyrics.WinUI3.Models;
+using BetterLyrics.WinUI3.Models.Settings;
 using BetterLyrics.WinUI3.Services.AlbumArtSearchService;
 using BetterLyrics.WinUI3.Services.LastFMService;
+using BetterLyrics.WinUI3.Services.LibWatcherService;
+using BetterLyrics.WinUI3.Services.LiveStatesService;
+using BetterLyrics.WinUI3.Services.LyricsSearchService;
 using BetterLyrics.WinUI3.Services.SettingsService;
+using BetterLyrics.WinUI3.Services.TranslateService;
 using BetterLyrics.WinUI3.ViewModels;
-using BetterLyrics.WinUI3.ViewModels.SettingsPageViewModel;
+using BetterLyrics.WinUI3.Views;
 using CommunityToolkit.Mvvm.DependencyInjection;
 using CommunityToolkit.Mvvm.Messaging;
 using CommunityToolkit.Mvvm.Messaging.Messages;
 using EvtSource;
 using Microsoft.Extensions.Logging;
+using Microsoft.Graphics.Canvas;
 using Microsoft.UI.Dispatching;
 using SixLabors.ImageSharp.PixelFormats;
 using System;
@@ -33,10 +40,17 @@ using WindowsMediaController;
 namespace BetterLyrics.WinUI3.Services.MediaSessionsService
 {
     public partial class MediaSessionsService : BaseViewModel, IMediaSessionsService,
-        IRecipient<PropertyChangedMessage<ObservableCollection<MediaSourceProviderInfo>>>,
-        IRecipient<PropertyChangedMessage<ObservableCollection<AlbumArtSearchProviderInfo>>>
+        IRecipient<PropertyChangedMessage<int>>,
+        IRecipient<PropertyChangedMessage<bool>>,
+        IRecipient<PropertyChangedMessage<string>>,
+        IRecipient<PropertyChangedMessage<List<string>>>
     {
         private readonly IAlbumArtSearchService _albumArtSearchService;
+        private readonly ILyricsSearchService _lyrcsSearchService;
+        private readonly ITranslateService _translateService;
+        private readonly ISettingsService _settingsService;
+        private readonly ILibWatcherService _libWatcherService;
+        private readonly ILiveStatesService _liveStatesService;
         private readonly ILogger<MediaSessionsService> _logger;
 
         private double _lxMusicPositionSeconds = 0;
@@ -49,36 +63,118 @@ namespace BetterLyrics.WinUI3.Services.MediaSessionsService
 
         private readonly MediaManager _mediaManager = new();
 
-        private readonly LatestOnlyTaskRunner _albumArtRefreshRunner = new();
-        private readonly LatestOnlyTaskRunner _onAnyMediaPropertyChangedRunner = new();
-
         private SongInfo? _cachedSongInfo;
-        private List<MediaSourceProviderInfo> _mediaSourceProvidersInfo;
         private byte[]? _SMTCAlbumArtBytes = null;
-        private int _targetAlbumArtSize = 400;
 
         public event EventHandler<IsPlayingChangedEventArgs>? IsPlayingChanged;
         public event EventHandler<TimelineChangedEventArgs>? TimelineChanged;
         public event EventHandler<SongInfoChangedEventArgs>? SongInfoChanged;
-        public event EventHandler<AlbumArtChangedEventArgs>? AlbumArtChangedChanged;
         public event EventHandler<MediaSourceProvidersInfoEventArgs>? MediaSourceProvidersInfoChanged;
 
-        public MediaSessionsService(ISettingsService settingsService, IAlbumArtSearchService albumArtSearchService) : base(settingsService)
-        {
-            _albumArtSearchService = albumArtSearchService;
-            _logger = Ioc.Default.GetRequiredService<ILogger<MediaSessionsService>>();
-
-            _mediaSourceProvidersInfo = _settingsService.MediaSourceProvidersInfo;
-            InitMediaManager();
-        }
-
         public bool IsPlaying => _cachedIsPlaying;
         public SongInfo? SongInfo => _cachedSongInfo;
         public TimeSpan Position => _cachedPosition;
 
+        public MediaSessionsService(
+            ISettingsService settingsService,
+            IAlbumArtSearchService albumArtSearchService,
+            ILyricsSearchService musicSearchService,
+            ILibWatcherService libWatcherService,
+            ILiveStatesService liveStatesService,
+            ITranslateService libreTranslateService)
+        {
+            _settingsService = settingsService;
+            _albumArtSearchService = albumArtSearchService;
+            _lyrcsSearchService = musicSearchService;
+            _libWatcherService = libWatcherService;
+            _translateService = libreTranslateService;
+            _liveStatesService = liveStatesService;
+            _logger = Ioc.Default.GetRequiredService<ILogger<MediaSessionsService>>();
+
+            _settingsService.AppSettings.MediaSourceProvidersInfo.ItemPropertyChanged += MediaSourceProvidersInfo_ItemPropertyChanged;
+            _settingsService.AppSettings.LocalMediaFolders.CollectionChanged += LocalMediaFolders_CollectionChanged;
+            _settingsService.AppSettings.LocalMediaFolders.ItemPropertyChanged += LocalMediaFolders_ItemPropertyChanged;
+
+            _libWatcherService.MusicLibraryFilesChanged += LibWatcherService_MusicLibraryFilesChanged;
+
+            InitMediaManager();
+            InitPlaybackShortcuts();
+        }
+
+        private void InitPlaybackShortcuts()
+        {
+            UpdatePlayOrPauseSongShortcut();
+            UpdatePreviousSongShortcut();
+            UpdateNextSongShortcut();
+        }
+
+        private void UpdatePlayOrPauseSongShortcut()
+        {
+            GlobalHotKeyHelper.UpdateHotKey<LyricsWindow>(ShortcutID.PlayOrPauseSong, _settingsService.AppSettings.GeneralSettings.PlayOrPauseShortcut, () =>
+            {
+                if (_cachedIsPlaying)
+                {
+                    _ = PauseAsync();
+                }
+                else
+                {
+                    _ = PlayAsync();
+                }
+            });
+        }
+
+        private void UpdatePreviousSongShortcut()
+        {
+            GlobalHotKeyHelper.UpdateHotKey<LyricsWindow>(ShortcutID.PreviousSong, _settingsService.AppSettings.GeneralSettings.PreviousSongShortcut, () =>
+            {
+                _ = PreviousAsync();
+            });
+        }
+
+        private void UpdateNextSongShortcut()
+        {
+            GlobalHotKeyHelper.UpdateHotKey<LyricsWindow>(ShortcutID.NextSong, _settingsService.AppSettings.GeneralSettings.NextSongShortcut, () =>
+            {
+                _ = NextAsync();
+            });
+        }
+
+        private void LocalMediaFolders_ItemPropertyChanged(object? sender, ItemPropertyChangedEventArgs e)
+        {
+            UpdateAlbumArt();
+            UpdateLyrics();
+        }
+
+        private void LocalMediaFolders_CollectionChanged(object? sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e)
+        {
+            UpdateAlbumArt();
+            UpdateLyrics();
+        }
+
+        private void MediaSourceProvidersInfo_ItemPropertyChanged(object? sender, ItemPropertyChangedEventArgs e)
+        {
+            switch (e.PropertyName)
+            {
+                case nameof(MediaSourceProviderInfo.AlbumArtSearchProvidersInfo):
+                    UpdateAlbumArt();
+                    break;
+                case nameof(MediaSourceProviderInfo.LyricsSearchProvidersInfo):
+                    UpdateLyrics();
+                    break;
+                default:
+                    break;
+            }
+        }
+
+        private void LibWatcherService_MusicLibraryFilesChanged(object? sender, LibChangedEventArgs e)
+        {
+            UpdateAlbumArt();
+            UpdateLyrics();
+        }
+
         private bool IsMediaSourceEnabled(string id)
         {
-            return _mediaSourceProvidersInfo.FirstOrDefault(s => s.Provider == id)?.IsEnabled ?? true;
+            return _settingsService.AppSettings.MediaSourceProvidersInfo.FirstOrDefault(s => s.Provider == id)?.IsEnabled ?? true;
         }
 
         private void InitMediaManager()
@@ -91,93 +187,89 @@ namespace BetterLyrics.WinUI3.Services.MediaSessionsService
             _mediaManager.OnAnyTimelinePropertyChanged += MediaManager_OnAnyTimelinePropertyChanged;
 
             _mediaManager.Start();
-            Task.Run(() =>
-            {
-                MediaManager_OnFocusedSessionChanged(null);
-            });
+
+            MediaManager_OnFocusedSessionChanged(null);
+            _mediaManager.CurrentMediaSessions.ToList().ForEach(x => RecordMediaSourceProviderInfo(x.Value));
         }
 
         private void MediaManager_OnFocusedSessionChanged(MediaManager.MediaSession? mediaSession)
         {
             if (!_mediaManager.IsStarted) return;
 
-            SendFocusedMessagesAsync().ConfigureAwait(false);
+            SendFocusedMessagesAsync();
         }
 
         private void MediaManager_OnAnyTimelinePropertyChanged(MediaManager.MediaSession mediaSession, GlobalSystemMediaTransportControlsSessionTimelineProperties timelineProperties)
         {
-            if (!_mediaManager.IsStarted) return;
-            if (mediaSession == null) return;
-
-            var focusedSession = _mediaManager.GetFocusedSession();
-
-            if (mediaSession != focusedSession) return;
-
-            if (!IsMediaSourceEnabled(mediaSession.Id))
+            _dispatcherQueue.TryEnqueue(DispatcherQueuePriority.Low, () =>
             {
-                _cachedPosition = TimeSpan.Zero;
-                _dispatcherQueue.TryEnqueue(DispatcherQueuePriority.Low, () =>
+                if (!_mediaManager.IsStarted) return;
+                if (mediaSession == null) return;
+
+                var focusedSession = _mediaManager.GetFocusedSession();
+
+                if (mediaSession != focusedSession) return;
+
+                if (!IsMediaSourceEnabled(mediaSession.Id))
                 {
+                    _cachedPosition = TimeSpan.Zero;
                     TimelineChanged?.Invoke(this, new TimelineChangedEventArgs(_cachedPosition, TimeSpan.Zero));
-                });
-            }
-            else
-            {
-                _cachedPosition = timelineProperties.Position;
-                _dispatcherQueue.TryEnqueue(DispatcherQueuePriority.Low, () =>
+                }
+                else
                 {
+                    _cachedPosition = timelineProperties.Position;
                     TimelineChanged?.Invoke(this, new TimelineChangedEventArgs(_cachedPosition, timelineProperties.EndTime));
-                });
-            }
+                }
+            });
         }
 
         private void MediaManager_OnAnyPlaybackStateChanged(MediaManager.MediaSession mediaSession, GlobalSystemMediaTransportControlsSessionPlaybackInfo playbackInfo)
         {
-            if (!_mediaManager.IsStarted) return;
-            if (mediaSession == null) return;
-
-            var focusedSession = _mediaManager.GetFocusedSession();
-
-            RecordMediaSourceProviderInfo(mediaSession);
-            if (mediaSession != focusedSession) return;
-
-            if (!IsMediaSourceEnabled(mediaSession.Id))
-            {
-                _cachedIsPlaying = false;
-            }
-            else
-            {
-                _cachedIsPlaying = playbackInfo.PlaybackStatus switch
-                {
-                    GlobalSystemMediaTransportControlsSessionPlaybackStatus.Playing => true,
-                    _ => false,
-                };
-            }
-
             _dispatcherQueue.TryEnqueue(DispatcherQueuePriority.Low, () =>
             {
+                if (!_mediaManager.IsStarted) return;
+                if (mediaSession == null) return;
+
+                var focusedSession = _mediaManager.GetFocusedSession();
+
+                //RecordMediaSourceProviderInfo(mediaSession);
+                if (mediaSession != focusedSession) return;
+
+                if (!IsMediaSourceEnabled(mediaSession.Id))
+                {
+                    _cachedIsPlaying = false;
+                }
+                else
+                {
+                    _cachedIsPlaying = playbackInfo.PlaybackStatus switch
+                    {
+                        GlobalSystemMediaTransportControlsSessionPlaybackStatus.Playing => true,
+                        _ => false,
+                    };
+                }
+
                 IsPlayingChanged?.Invoke(this, new IsPlayingChangedEventArgs(_cachedIsPlaying));
             });
         }
 
         private void MediaManager_OnAnyMediaPropertyChanged(MediaManager.MediaSession mediaSession, GlobalSystemMediaTransportControlsSessionMediaProperties mediaProperties)
         {
-            if (!_mediaManager.IsStarted) return;
-            if (mediaSession == null) return;
-
-            string id = mediaSession.Id;
-
-            var focusedSession = _mediaManager.GetFocusedSession();
-
-            RecordMediaSourceProviderInfo(mediaSession);
-            if (mediaSession != focusedSession) return;
-
-            if (!IsMediaSourceEnabled(id))
+            _dispatcherQueue.TryEnqueue(DispatcherQueuePriority.Low, async () =>
             {
-                _cachedSongInfo = null;
+                if (!_mediaManager.IsStarted) return;
+                if (mediaSession == null) return;
 
-                _onAnyMediaPropertyChangedRunner.RunAsync(async token =>
+                string id = mediaSession.Id;
+
+                var focusedSession = _mediaManager.GetFocusedSession();
+
+                //RecordMediaSourceProviderInfo(mediaSession);
+                if (mediaSession != focusedSession) return;
+
+                if (!IsMediaSourceEnabled(id))
                 {
+                    _cachedSongInfo = null;
+
                     _logger.LogInformation("Media properties changed: Title: {Title}, Artist: {Artist}, Album: {Album}",
                         mediaProperties.Title, mediaProperties.Artist, mediaProperties.AlbumTitle);
 
@@ -187,36 +279,26 @@ namespace BetterLyrics.WinUI3.Services.MediaSessionsService
                     }
 
                     _SMTCAlbumArtBytes = null;
-
-                    await _albumArtRefreshRunner.RunAsync(async tokne =>
+                }
+                else
+                {
+                    var currentMediaSourceProviderInfo = GetCurrentMediaSourceProviderInfo();
+                    if (currentMediaSourceProviderInfo?.ResetPositionOffsetOnSongChanged == true)
                     {
-                        await UpdateAlbumArtRelated(tokne);
-                    });
-
-                    if (!token.IsCancellationRequested)
-                    {
-                        _dispatcherQueue.TryEnqueue(DispatcherQueuePriority.Low, () =>
-                        {
-                            SongInfoChanged?.Invoke(this, new SongInfoChangedEventArgs(_cachedSongInfo));
-                        });
+                        currentMediaSourceProviderInfo?.PositionOffset = 0;
                     }
-                }).ConfigureAwait(false);
-            }
-            else
-            {
-                _cachedSongInfo = new SongInfo
-                {
-                    Title = mediaProperties.Title,
-                    Artist = mediaProperties.Artist,
-                    Album = mediaProperties.AlbumTitle,
-                    DurationMs = mediaSession.ControlSession.GetTimelineProperties().EndTime.TotalMilliseconds,
-                    SourceAppUserModelId = id,
-                };
 
-                _cachedSongInfo.Duration = (int)(_cachedSongInfo.DurationMs / 1000f);
+                    _cachedSongInfo = new SongInfo
+                    {
+                        Title = mediaProperties.Title,
+                        Artist = mediaProperties.Artist,
+                        Album = mediaProperties.AlbumTitle,
+                        DurationMs = mediaSession.ControlSession.GetTimelineProperties().EndTime.TotalMilliseconds,
+                        SourceAppUserModelId = id,
+                    };
+
+                    _cachedSongInfo.Duration = (int)(_cachedSongInfo.DurationMs / 1000f);
 
-                _onAnyMediaPropertyChangedRunner.RunAsync(async token =>
-                {
                     _logger.LogInformation("Media properties changed: Title: {Title}, Artist: {Artist}, Album: {Album}",
                         mediaProperties.Title, mediaProperties.Artist, mediaProperties.AlbumTitle);
 
@@ -237,21 +319,12 @@ namespace BetterLyrics.WinUI3.Services.MediaSessionsService
                     {
                         _SMTCAlbumArtBytes = null;
                     }
+                }
 
-                    await _albumArtRefreshRunner.RunAsync(async tokne =>
-                    {
-                        await UpdateAlbumArtRelated(tokne);
-                    });
-
-                    if (!token.IsCancellationRequested)
-                    {
-                        _dispatcherQueue.TryEnqueue(DispatcherQueuePriority.Low, () =>
-                        {
-                            SongInfoChanged?.Invoke(this, new SongInfoChangedEventArgs(_cachedSongInfo));
-                        });
-                    }
-                }).ConfigureAwait(false);
-            }
+                SongInfoChanged?.Invoke(this, new SongInfoChangedEventArgs(_cachedSongInfo));
+                UpdateAlbumArt();
+                UpdateLyrics();
+            });
         }
 
         private void MediaManager_OnAnySessionClosed(MediaManager.MediaSession mediaSession)
@@ -282,18 +355,14 @@ namespace BetterLyrics.WinUI3.Services.MediaSessionsService
             var id = mediaSession?.Id;
             if (string.IsNullOrEmpty(id)) return;
 
-            var found = _mediaSourceProvidersInfo.FirstOrDefault(x => x.Provider == id);
-            if (found == null)
+            _dispatcherQueue.TryEnqueue(DispatcherQueuePriority.Low, () =>
             {
-                _mediaSourceProvidersInfo.Add(new MediaSourceProviderInfo(id));
-                // 在这里就写进设置
-                // 因为 SettingsPageViewModel 可能还没有初始化
-                _settingsService.MediaSourceProvidersInfo = _mediaSourceProvidersInfo;
-                _dispatcherQueue.TryEnqueue(DispatcherQueuePriority.Low, () =>
+                var found = _settingsService.AppSettings.MediaSourceProvidersInfo.FirstOrDefault(x => x.Provider == id);
+                if (found == null)
                 {
-                    MediaSourceProvidersInfoChanged?.Invoke(this, new MediaSourceProvidersInfoEventArgs(_mediaSourceProvidersInfo));
-                });
-            }
+                    _settingsService.AppSettings.MediaSourceProvidersInfo.Add(new MediaSourceProviderInfo(id));
+                }
+            });
         }
 
         private void SendNullMessages()
@@ -319,55 +388,11 @@ namespace BetterLyrics.WinUI3.Services.MediaSessionsService
             MediaManager_OnAnyPlaybackStateChanged(focusedSession, focusedSession.ControlSession.GetPlaybackInfo());
         }
 
-        private async Task UpdateAlbumArtRelated(CancellationToken token)
-        {
-            if (_cachedSongInfo == null)
-            {
-                _logger.LogWarning("Cached song info is null, cannot update album art.");
-                return;
-            }
-
-            byte[]? bytes = await _albumArtSearchService.SearchAsync(
-                _cachedSongInfo.Title,
-                _cachedSongInfo.Artist,
-                _cachedSongInfo?.Album ?? string.Empty,
-                _SMTCAlbumArtBytes
-            );
-            token.ThrowIfCancellationRequested();
-
-            if (bytes == null)
-            {
-                bytes = await ImageHelper.CreateTextPlaceholderBytesAsync(_targetAlbumArtSize, _targetAlbumArtSize);
-                token.ThrowIfCancellationRequested();
-            }
-
-            bytes = ImageHelper.Resize(bytes, _targetAlbumArtSize);
-            bytes = ImageHelper.MakeSquareWithThemeColor(bytes);
-
-            using var stream = new InMemoryRandomAccessStream();
-            await stream.WriteAsync(bytes.AsBuffer());
-            token.ThrowIfCancellationRequested();
-
-            var decoder = await BitmapDecoder.CreateAsync(stream);
-            token.ThrowIfCancellationRequested();
-
-            var albumArtSwBitmap = await decoder.GetSoftwareBitmapAsync(BitmapPixelFormat.Rgba8, BitmapAlphaMode.Premultiplied);
-            token.ThrowIfCancellationRequested();
-
-            var albumArtLightAccentColor = ImageHelper.GetAccentColorsFromByte(bytes, 1, false).FirstOrDefault();
-            var albumArtDarkAccentColor = ImageHelper.GetAccentColorsFromByte(bytes, 1, true).FirstOrDefault();
-
-            _dispatcherQueue.TryEnqueue(DispatcherQueuePriority.Low, () =>
-            {
-                AlbumArtChangedChanged?.Invoke(this, new AlbumArtChangedEventArgs(null, albumArtSwBitmap, albumArtLightAccentColor, albumArtDarkAccentColor));
-            });
-        }
-
         private void StartSSE()
         {
             try
             {
-                _sse = new EventSourceReader(new Uri($"{_settingsService.LXMusicServer}{Constants.LXMusic.QuerySuffix}")).Start();
+                _sse = new EventSourceReader(new Uri($"{_settingsService.AppSettings.GeneralSettings.LXMusicServer}{Constants.LXMusic.QuerySuffix}")).Start();
                 _sse.MessageReceived += Sse_MessageReceived;
                 _sse.Disconnected += Sse_Disconnected;
             }
@@ -395,7 +420,7 @@ namespace BetterLyrics.WinUI3.Services.MediaSessionsService
 
         private void Sse_Disconnected(object sender, DisconnectEventArgs e)
         {
-            Task.Run(async () =>
+            _dispatcherQueue.TryEnqueue(DispatcherQueuePriority.Low, async () =>
             {
                 await Task.Delay(e.ReconnectDelay);
                 if (_sse != null && !_sse.IsDisposed) _sse.Start();
@@ -404,25 +429,26 @@ namespace BetterLyrics.WinUI3.Services.MediaSessionsService
 
         private void Sse_MessageReceived(object sender, EventSourceMessageEventArgs e)
         {
-            if (_cachedSongInfo?.SourceAppUserModelId == Constants.PlayerID.LXMusic)
+            _dispatcherQueue.TryEnqueue(DispatcherQueuePriority.Low, () =>
             {
-                var data = JsonSerializer.Deserialize(e.Message, Serialization.SourceGenerationContext.Default.JsonElement);
-                if (data.ValueKind == JsonValueKind.Number)
+                if (_cachedSongInfo?.SourceAppUserModelId == Constants.PlayerID.LXMusic)
                 {
-                    if (e.Event == "progress")
-                    {
-                        _lxMusicPositionSeconds = data.GetDouble();
-                    }
-                    else if (e.Event == "duration")
-                    {
-                        _lxMusicDurationSeconds = data.GetDouble();
-                    }
-                    _dispatcherQueue.TryEnqueue(DispatcherQueuePriority.Low, () =>
+                    var data = JsonSerializer.Deserialize(e.Message, Serialization.SourceGenerationContext.Default.JsonElement);
+                    if (data.ValueKind == JsonValueKind.Number)
                     {
+                        if (e.Event == "progress")
+                        {
+                            _lxMusicPositionSeconds = data.GetDouble();
+                        }
+                        else if (e.Event == "duration")
+                        {
+                            _lxMusicDurationSeconds = data.GetDouble();
+                        }
+
                         TimelineChanged?.Invoke(this, new TimelineChangedEventArgs(TimeSpan.FromSeconds(_lxMusicPositionSeconds), TimeSpan.FromSeconds(_lxMusicDurationSeconds)));
-                    });
+                    }
                 }
-            }
+            });
         }
 
         public async Task PlayAsync()
@@ -470,30 +496,75 @@ namespace BetterLyrics.WinUI3.Services.MediaSessionsService
             }
         }
 
-        public void Receive(PropertyChangedMessage<ObservableCollection<MediaSourceProviderInfo>> message)
+        public MediaSourceProviderInfo? GetCurrentMediaSourceProviderInfo()
         {
-            if (message.Sender is SettingsPageViewModel)
+            return _settingsService.AppSettings.MediaSourceProvidersInfo.Where(x => x.Provider == _cachedSongInfo?.SourceAppUserModelId)?.FirstOrDefault();
+        }
+
+        public void Receive(PropertyChangedMessage<bool> message)
+        {
+            if (message.Sender is MediaSourceProviderInfo)
             {
-                if (message.PropertyName == nameof(SettingsPageViewModel.MediaSourceProvidersInfo))
+                if (message.PropertyName == nameof(MediaSourceProviderInfo.IsEnabled))
                 {
-                    _mediaSourceProvidersInfo = [.. message.NewValue];
                     MediaManager_OnFocusedSessionChanged(null);
                 }
             }
+            else if (message.Sender is TranslationSettings)
+            {
+                if (message.PropertyName == nameof(TranslationSettings.IsLibreTranslateEnabled))
+                {
+                    UpdateTranslations();
+                }
+                else if (message.PropertyName == nameof(TranslationSettings.IsTranslationEnabled))
+                {
+                    UpdateTranslations();
+                }
+                else if (message.PropertyName == nameof(TranslationSettings.ShowTranslationOnly))
+                {
+                    UpdateTranslations();
+                }
+            }
         }
 
-        public async void Receive(PropertyChangedMessage<ObservableCollection<AlbumArtSearchProviderInfo>> message)
+        public void Receive(PropertyChangedMessage<List<string>> message)
         {
-            if (message.Sender is SettingsPageViewModel)
+            if (message.Sender is GeneralSettings)
             {
-                if (message.PropertyName == nameof(SettingsPageViewModel.AlbumArtSearchProvidersInfo))
+                if (message.PropertyName == nameof(GeneralSettings.PlayOrPauseShortcut))
                 {
-                    // Album art search providers info changed, re-fetch album art
-                    _logger.LogInformation("Album art search providers info changed, refreshing album art.");
-                    await _albumArtRefreshRunner.RunAsync(async tokne =>
-                    {
-                        await UpdateAlbumArtRelated(tokne);
-                    });
+                    UpdatePlayOrPauseSongShortcut();
+                }
+                else if (message.PropertyName == nameof(GeneralSettings.PreviousSongShortcut))
+                {
+                    UpdatePreviousSongShortcut();
+                }
+                else if (message.PropertyName == nameof(GeneralSettings.NextSongShortcut))
+                {
+                    UpdateNextSongShortcut();
+                }
+            }
+        }
+
+        public void Receive(PropertyChangedMessage<int> message)
+        {
+            if (message.Sender is TranslationSettings)
+            {
+                if (message.PropertyName == nameof(TranslationSettings.SelectedTargetLanguageIndex))
+                {
+                    _logger.LogInformation("Target language index changed: {Index}", _settingsService.AppSettings.TranslationSettings.SelectedTargetLanguageIndex);
+                    UpdateTranslations();
+                }
+            }
+        }
+
+        public void Receive(PropertyChangedMessage<string> message)
+        {
+            if (message.Sender is LyricsStyleSettings)
+            {
+                if (message.PropertyName == nameof(LyricsStyleSettings.LyricsTranslationSeparator))
+                {
+                    UpdateTranslations();
                 }
             }
         }

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Services/SettingsService/ISettingsService.cs

@@ -3,6 +3,7 @@
 using System.Collections.Generic;
 using BetterLyrics.WinUI3.Enums;
 using BetterLyrics.WinUI3.Models;
+using BetterLyrics.WinUI3.Models.Settings;
 using Microsoft.UI.Xaml;
 using Windows.UI;
 
@@ -10,104 +11,10 @@ namespace BetterLyrics.WinUI3.Services.SettingsService
 {
     public interface ISettingsService
     {
+        AppSettings AppSettings { get; set; }
         // App behavior
 
-        AutoStartWindowType AutoStartWindowType { get; set; }
-
-        int CoverImageRadius { get; set; }
-
-        int CoverOverlayBlurAmount { get; set; }
-        int CoverOverlayOpacity { get; set; }
-        bool IsDynamicCoverOverlayEnabled { get; set; }
-        int CoverAcrylicEffectAmount { get; set; }
-        bool IsFanLyricsEnabled { get; set; }
-        bool IsFirstRun { get; set; }
-        bool IsLyricsGlowEffectEnabled { get; set; }
-        Language Language { get; set; }
-        int DesktopWindowLeft { get; set; }
-        int DesktopWindowTop { get; set; }
-        int DesktopWindowWidth { get; set; }
-        int DesktopWindowHeight { get; set; }
-
-        int StandardWindowWidth { get; set; }
-        int StandardWindowHeight { get; set; }
-        int StandardWindowLeft { get; set; }
-        int StandardWindowTop { get; set; }
-
-        bool AutoLockOnDesktopMode { get; set; }
-
-        string LibreTranslateServer { get; set; }
-        int SelectedTargetLanguageIndex { get; set; }
-        int PositionOffset { get; set; }
-        // Lyrics lib
-
-        List<LocalMediaFolder> LocalMediaFolders { get; set; }
-
-        // Lyrics style and effetc
-
-        TextAlignmentType LyricsAlignmentType { get; set; }
-        TextAlignmentType SongInfoAlignmentType { get; set; }
-
-        int LyricsBlurAmount { get; set; }
-
-        Color LyricsCustomBgFontColor { get; set; }
-        Color LyricsCustomFgFontColor { get; set; }
-        Color LyricsCustomStrokeFontColor { get; set; }
-
-        int LyricsBgFontOpacity { get; set; }
-
-        LyricsFontColorType LyricsBgFontColorType { get; set; }
-        LyricsFontColorType LyricsFgFontColorType { get; set; }
-        LyricsFontColorType LyricsStrokeFontColorType { get; set; }
-
-        int LyricsStandardFontSize { get; set; }
-        int LyricsDockFontSize { get; set; }
-        int LyricsDesktopFontSize { get; set; }
-
-        ElementTheme LyricsBackgroundTheme { get; set; }
-
-        int LyricsFontStrokeWidth { get; set; }
-
-        LyricsFontWeight LyricsFontWeight { get; set; }
-
-        LineRenderingType LyricsGlowEffectScope { get; set; }
-        LineRenderingType LyricsHighlightScope { get; set; }
-
-        bool IsLyricsFloatAnimationEnabled { get; set; }
-
-        float LyricsLineSpacingFactor { get; set; }
-
-        List<AlbumArtSearchProviderInfo> AlbumArtSearchProvidersInfo { get; set; }
-        List<MediaSourceProviderInfo> MediaSourceProvidersInfo { get; set; }
-
-        EasingType LyricsScrollEasingType { get; set; }
-        int LyricsScrollDuration { get; set; }
-
-        int LyricsVerticalEdgeOpacity { get; set; }
-
-        bool IgnoreFullscreenWindow { get; set; }
-
-        bool IsTranslationEnabled { get; set; }
-        bool ShowTranslationOnly { get; set; }
-
-        LyricsDisplayType DisplayType { get; set; }
-
-        int LockHotKeyIndex { get; set; }
-        bool IsImmersiveMode { get; set; }
-        string LXMusicServer { get; set; }
-        DockPlacement DockPlacement { get; set; }
-        bool HideWindowWhenNotPlaying { get; set; }
-        int DockWindowHeight { get; set; }
-        int SelectedFontFamilyIndex { get; set; }
-        string LyricsFontFamily { get; set; }
-        bool IsDragEverywhereEnabled { get; set; }
-        PlaybackOrder PlaybackOrder { get; set; }
-        bool IsLibreTranslateEnabled { get; set; }
-        string DockMonitorDeviceName { get; set; }
-
-        // LastFM
-        string LastFMSessionKey { get; set; }
-
-        string LyricsTranslationSeparator { get; set; }
+        bool ImportSettings(string importPath);
+        void ExportSettings(string exportPath);
     }
 }

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Services/SettingsService/SettingsService.cs

@@ -1,708 +1,217 @@
 // 2025/6/23 by Zhe Fang
 
 using BetterLyrics.WinUI3.Enums;
+using BetterLyrics.WinUI3.Extensions;
 using BetterLyrics.WinUI3.Helper;
 using BetterLyrics.WinUI3.Models;
+using BetterLyrics.WinUI3.Models.Settings;
 using BetterLyrics.WinUI3.Serialization;
-using CommunityToolkit.WinUI.Helpers;
-using Microsoft.UI;
-using Microsoft.UI.Xaml;
+using BetterLyrics.WinUI3.ViewModels;
+using BetterLyrics.WinUI3.Views;
+using CommunityToolkit.WinUI;
+using Microsoft.UI.Dispatching;
 using System;
-using System.Collections.Generic;
+using System.IO;
 using System.Linq;
-using Windows.Media.Core;
-using Windows.Storage;
-using Windows.UI;
+using Windows.Globalization;
 
 namespace BetterLyrics.WinUI3.Services.SettingsService
 {
-    public class SettingsService : ISettingsService
+    // TODO 初始化时从文件读取到对象，后续独写操作先操纵对象，写入用 Debounce 写入文件
+    // 新建一个 AppSettings 类
+    public partial class SettingsService : BaseViewModel, ISettingsService
     {
-        public const string LyricsCustomBgFontColorKey = "LyricsCustomBgFontColor";
-        public const string LyricsCustomFgFontColorKey = "LyricsCustomFgFontColor";
-        public const string LyricsCustomStrokeFontColorKey = "LyricsCustomStrokeFontColor";
-
-        // App behavior
-
-        private const string AutoStartWindowTypeKey = "AutoStartWindowType";
-
-        private const string CoverImageRadiusKey = "AlbumArtCornerRadius";
-        private const string CoverOverlayBlurAmountKey = "CoverOverlayBlurAmount";
-        private const string CoverOverlayOpacityKey = "CoverOverlayOpacity";
-        private const string IsCoverOverlayEnabledKey = "IsCoverOverlayEnabled";
-
-        private const string CoverAcrylicEffectAmountKey = "CoverAcrylicEffectAmount";
-
-        private const string DesktopWindowLeftKey = "DesktopWindowLeft";
-        private const string DesktopWindowTopKey = "DesktopWindowTop";
-        private const string DesktopWindowWidthKey = "DesktopWindowWidth";
-        private const string DesktopWindowHeightKey = "DesktopWindowHeight";
-
-        private const string StandardWindowLeftKey = "StandardWindowLeft";
-        private const string StandardWindowTopKey = "StandardWindowTop";
-        private const string StandardWindowWidthKey = "StandardWindowWidth";
-        private const string StandardWindowHeightKey = "StandardWindowHeight";
-
-        private const string AutoLockOnDesktopModeKey = "AutoLockOnDesktopMode";
-        private const string IsImmersiveModeKey = "IsImmersiveMode";
-
-        private const string IsDynamicCoverOverlayEnabledKey = "IsDynamicCoverOverlayEnabled";
-        private const string IsFanLyricsEnabledKey = "IsFanLyricsEnabled";
-        private const string IsFirstRunKey = "IsFirstRun";
-        private const string IsLyricsGlowEffectEnabledKey = "IsLyricsGlowEffectEnabled";
-        private const string LanguageKey = "Language";
-
-        private const string LocalMediaFoldersKey = "LocalLyricsFolders";
-        private const string LyricsAlignmentTypeKey = "TextAlignmentType";
-        private const string SongInfoAlignmentTypeKey = "SongInfoAlignmentType";
-        private const string LyricsBlurAmountKey = "LyricsBlurAmount";
-
-        private const string LyricsBgFontColorTypeKey = "_lyricsBgFontColorType";
-        private const string LyricsFgFontColorTypeKey = "LyricsFgFontColorType";
-        private const string LyricsStrokeFontColorTypeKey = "LyricsStrokeFontColorType";
-
-        private const string LyricsFontStrokeWidthKey = "LyricsFontStrokeWidth";
-
-        // Lyrics font size
-        private const string LyricsStandardFontSizeKey = "LyricsStandardFontSize";
-        private const string LyricsDockFontSizeKey = "LyricsDockFontSize";
-        private const string LyricsDesktopFontSizeKey = "LyricsDesktopFontSize";
-
-        private const string LyricsFontWeightKey = "LyricsFontWeightKey";
-        private const string LyricsGlowEffectScopeKey = "LyricsGlowEffectScope";
-        private const string LyricsHighlightSopeKey = "LyricsHighlightSope";
-        private const string LyricsLineSpacingFactorKey = "LyricsLineSpacingFactor";
-        private const string AlbumArtSearchProvidersInfoKey = "AlbumArtSearchProvidersInfo";
-        private const string LyricsVerticalEdgeOpacityKey = "LyricsVerticalEdgeOpacity";
-
-        private const string MediaSourceProvidersInfoKey = "MediaSourceProvidersInfo";
-
-        // Translation
-        private const string IsTranslationEnabledKey = "IsTranslationEnabled";
-        private const string ShowTranslationOnlyKey = "ShowTranslationOnly";
-        private const string IsLibreTranslateEnabledKey = "IsLibreTranslateEnabled";
-        private const string LibreTranslateServerKey = "LibreTranslateServer";
-        private const string SelectedTargetLanguageIndexKey = "SelectedTargetLanguageIndex";
-
-        // LX Music
-        private const string LXMusicServerKey = "LXMusicServer";
-
-        private const string LyricsBackgroundThemeKey = "LyricsBackgroundTheme";
-        private const string IgnoreFullscreenWindowKey = "IgnoreFullscreenWindow";
-        private const string PreferredDisplayTypeKey = "PreferredDisplayTypeKey";
-
-        private const string LyricsScrollEasingTypeKey = "LyricsScrollEasingType";
-        private const string LyricsScrollDurationKey = "LyricsScrollDuration";
-
-        private const string IsLyricsFloatAnimationEnabledKey = "IsLyricsFloatAnimationEnabled";
-
-        private const string PlaybackOrderKey = "PlaybackOrder";
-
-        private const string PositionOffsetKey = "PositionOffset";
-
-        private const string LockHotKeyIndexKey = "LockHotKeyIndex";
-        private const string DockPlacementKey = "DockPlacement";
-        private const string LyricsBgFontOpacityKey = "LyricsBgFontOpacity";
-        private const string HideWindowWhenNotPlayingKey = "HideWindowWhenNotPlaying";
-        private const string DockWindowHeightKey = "DockWindowHeight";
-
-        private const string SelectedFontFamilyIndexKey = "SelectedFontFamilyIndex";
-        private const string LyricsFontFamilyKey = "LyricsFontFamily";
-        private const string IsDragEverywhereEnabledKey = "IsDragEverywhereEnabled";
-
-        private const string DockMonitorDeviceNameKey = "DockMonitorDeviceName";
-
-        // LastFM
-        private const string LastFMSessionKeyKey = "LastFMSessionKey";
-
-        private const string LyricsTranslationSeparatorKey = "LyricsTranslationSeparator";
-
-        private readonly ApplicationDataContainer _localSettings;
+        public AppSettings AppSettings { get; set; }
 
         public SettingsService()
         {
-            _localSettings = ApplicationData.Current.LocalSettings;
+            AppSettings = ReadAppSettings();
 
-            SetDefault(IsFirstRunKey, true);
-            // Lyrics lib
-            SetDefault(LocalMediaFoldersKey, "[]");
-            SetDefault(
-                AlbumArtSearchProvidersInfoKey,
-                System.Text.Json.JsonSerializer.Serialize(
-                    Enum.GetValues<AlbumArtSearchProvider>()
-                        .Select(p => new AlbumArtSearchProviderInfo(p, true))
-                        .ToList(),
-                    SourceGenerationContext.Default.ListAlbumArtSearchProviderInfo
-                )
-            );
-            if (AlbumArtSearchProvidersInfo.Count != Enum.GetValues<AlbumArtSearchProvider>().Length)
-            {
-                AlbumArtSearchProvidersInfo = Enum.GetValues<AlbumArtSearchProvider>()
-                    .Select(p => new AlbumArtSearchProviderInfo(
-                        p,
-                        AlbumArtSearchProvidersInfo
-                            .Where(x => x.Provider == p)
-                            .FirstOrDefault()
-                            ?.IsEnabled ?? true
-                    ))
-                    .ToList();
-            }
+            AppSettings.PropertyChanged += AppSettings_PropertyChanged;
 
-            SetDefault(MediaSourceProvidersInfoKey, "[]");
-            var tmp = MediaSourceProvidersInfo;
-            for (int i = 0; i < tmp.Count; i++)
+            AppSettings.StandardModeSettings.PropertyChanged += AppSettings_PropertyChanged;
+            AppSettings.DesktopModeSettings.PropertyChanged += AppSettings_PropertyChanged;
+            AppSettings.DockModeSettings.PropertyChanged += AppSettings_PropertyChanged;
+            AppSettings.PictureInPictureModeSettings.PropertyChanged += AppSettings_PropertyChanged;
+
+            AppSettings.StandardLyricsStyleSettings.PropertyChanged += AppSettings_PropertyChanged;
+            AppSettings.DesktopLyricsStyleSettings.PropertyChanged += AppSettings_PropertyChanged;
+            AppSettings.DockLyricsStyleSettings.PropertyChanged += AppSettings_PropertyChanged;
+            AppSettings.PictureInPictureLyricsStyleSettings.PropertyChanged += AppSettings_PropertyChanged;
+
+            AppSettings.StandardLyricsEffectSettings.PropertyChanged += AppSettings_PropertyChanged;
+            AppSettings.DesktopLyricsEffectSettings.PropertyChanged += AppSettings_PropertyChanged;
+            AppSettings.DockLyricsEffectSettings.PropertyChanged += AppSettings_PropertyChanged;
+            AppSettings.PictureInPictureLyricsEffectSettings.PropertyChanged += AppSettings_PropertyChanged;
+
+            AppSettings.LyricsBackgroundSettings.PropertyChanged += AppSettings_PropertyChanged;
+            AppSettings.AlbumArtLayoutSettings.PropertyChanged += AppSettings_PropertyChanged;
+            AppSettings.TranslationSettings.PropertyChanged += AppSettings_PropertyChanged;
+            AppSettings.GeneralSettings.PropertyChanged += AppSettings_PropertyChanged;
+            AppSettings.MusicGallerySettings.PropertyChanged += AppSettings_PropertyChanged;
+            AppSettings.AdvancedSettings.PropertyChanged += AppSettings_PropertyChanged;
+
+            AppSettings.MediaSourceProvidersInfo.CollectionChanged += AppSettings_CollectionChanged;
+            AppSettings.MediaSourceProvidersInfo.ItemPropertyChanged += AppSettings_ItemPropertyChanged;
+
+            AppSettings.LocalMediaFolders.CollectionChanged += AppSettings_CollectionChanged;
+            AppSettings.LocalMediaFolders.ItemPropertyChanged += AppSettings_ItemPropertyChanged;
+
+            AppSettings.Version = MetadataHelper.AppVersion;
+
+            EnsureMediaSourceProvidersInfo();
+        }
+
+        private void EnsureMediaSourceProvidersInfo()
+        {
+            // 确保当 LyricsSearchProvider 和 AlbumArtSearchProvider 枚举更新时，AppSettings 中的相关信息也能更新
+            foreach (var x in AppSettings.MediaSourceProvidersInfo)
             {
-                var mediaSource = tmp[i];
-                if (mediaSource.LyricsSearchProvidersInfo == null || mediaSource.LyricsSearchProvidersInfo.Count != Enum.GetValues<LyricsSearchProvider>().Length)
+                // 更新 LyricsSearchProvidersInfo
+                foreach (var p in Enum.GetValues<LyricsSearchProvider>())
                 {
-                    mediaSource.LyricsSearchProvidersInfo = [..Enum.GetValues<LyricsSearchProvider>()
-                        .Select(p => new LyricsSearchProviderInfo(
-                            p,
-                            mediaSource.LyricsSearchProvidersInfo?
-                                .Where(x => x.Provider == p)
-                                .FirstOrDefault()
-                                ?.IsEnabled ?? true
-                        ))];
+                    var item = x.LyricsSearchProvidersInfo.FirstOrDefault(i => i.Provider == p);
+                    if (item == null)
+                    {
+                        x.LyricsSearchProvidersInfo.Add(new LyricsSearchProviderInfo(p, true));
+                    }
+                    // 可根据需要更新 item.IsEnabled
+                }
+                // 移除多余项
+                for (int i = x.LyricsSearchProvidersInfo.Count - 1; i >= 0; i--)
+                {
+                    if (!Enum.IsDefined(typeof(LyricsSearchProvider), x.LyricsSearchProvidersInfo[i].Provider))
+                        x.LyricsSearchProvidersInfo.RemoveAt(i);
+                }
+
+                // 更新 AlbumArtSearchProvidersInfo
+                foreach (var p in Enum.GetValues<AlbumArtSearchProvider>())
+                {
+                    var item = x.AlbumArtSearchProvidersInfo.FirstOrDefault(i => i.Provider == p);
+                    if (item == null)
+                    {
+                        x.AlbumArtSearchProvidersInfo.Add(new AlbumArtSearchProviderInfo(p, true));
+                    }
+                    // 可根据需要更新 item.IsEnabled
+                }
+                for (int i = x.AlbumArtSearchProvidersInfo.Count - 1; i >= 0; i--)
+                {
+                    if (!Enum.IsDefined(typeof(AlbumArtSearchProvider), x.AlbumArtSearchProvidersInfo[i].Provider))
+                        x.AlbumArtSearchProvidersInfo.RemoveAt(i);
                 }
             }
-            MediaSourceProvidersInfo = tmp;
-
-            // App appearance
-            SetDefault(LanguageKey, (int)Language.FollowSystem);
-
-            SetDefault(DesktopWindowHeightKey, 600);
-            SetDefault(DesktopWindowLeftKey, 200);
-            SetDefault(DesktopWindowTopKey, 200);
-            SetDefault(DesktopWindowWidthKey, 1200);
-
-            SetDefault(StandardWindowHeightKey, 800);
-            SetDefault(StandardWindowLeftKey, 200);
-            SetDefault(StandardWindowTopKey, 200);
-            SetDefault(StandardWindowWidthKey, 1600);
-
-            SetDefault(AutoLockOnDesktopModeKey, false);
-            SetDefault(IsImmersiveModeKey, false);
-            // App behavior
-            SetDefault(AutoStartWindowTypeKey, (int)AutoStartWindowType.StandardMode);
-            // Album art
-            SetDefault(IsCoverOverlayEnabledKey, true);
-            SetDefault(IsDynamicCoverOverlayEnabledKey, true);
-            SetDefault(CoverOverlayOpacityKey, 100); // 100 % = 1.0
-            SetDefault(CoverOverlayBlurAmountKey, 100);
-            SetDefault(CoverImageRadiusKey, 12); // 12 %
-            SetDefault(CoverAcrylicEffectAmountKey, 0);
-            // Lyrics
-            SetDefault(LyricsAlignmentTypeKey, (int)TextAlignmentType.Left);
-            SetDefault(SongInfoAlignmentTypeKey, (int)TextAlignmentType.Left);
-            SetDefault(LyricsFontWeightKey, (int)LyricsFontWeight.Bold);
-            SetDefault(LyricsBlurAmountKey, 5);
-
-            SetDefault(LyricsBackgroundThemeKey, (int)ElementTheme.Dark);
-
-            SetDefault(LyricsBgFontColorTypeKey, (int)LyricsFontColorType.AdaptiveGrayed);
-            SetDefault(LyricsFgFontColorTypeKey, (int)LyricsFontColorType.AdaptiveGrayed);
-            SetDefault(LyricsStrokeFontColorTypeKey, (int)LyricsFontColorType.AdaptiveGrayed);
-
-            SetDefault(LyricsCustomBgFontColorKey, Colors.White.ToInt());
-            SetDefault(LyricsCustomFgFontColorKey, Colors.White.ToInt());
-            SetDefault(LyricsCustomStrokeFontColorKey, Colors.White.ToInt());
-
-            SetDefault(LyricsStandardFontSizeKey, 32);
-            SetDefault(LyricsDockFontSizeKey, 16);
-            SetDefault(LyricsDesktopFontSizeKey, 28);
-
-            SetDefault(LyricsLineSpacingFactorKey, 0.5f);
-            SetDefault(LyricsVerticalEdgeOpacityKey, 0);
-            SetDefault(IsLyricsGlowEffectEnabledKey, true);
-            SetDefault(LyricsGlowEffectScopeKey, (int)LineRenderingType.CurrentChar);
-            SetDefault(LyricsHighlightSopeKey, (int)LineRenderingType.LineStartToCurrentChar);
-            SetDefault(IsFanLyricsEnabledKey, false);
-
-            SetDefault(LibreTranslateServerKey, "");
-            SetDefault(IsLibreTranslateEnabledKey, false);
-            SetDefault(IsTranslationEnabledKey, true);
-            SetDefault(ShowTranslationOnlyKey, false);
-            SetDefault(SelectedTargetLanguageIndexKey, LanguageHelper.GetDefaultTargetLanguageIndex());
-
-            SetDefault(LXMusicServerKey, "");
-
-            SetDefault(LyricsFontStrokeWidthKey, 3);
-            SetDefault(IgnoreFullscreenWindowKey, false);
-            SetDefault(PreferredDisplayTypeKey, (int)LyricsDisplayType.SplitView);
-
-            SetDefault(LyricsScrollEasingTypeKey, (int)EasingType.EaseInOutSine);
-            SetDefault(LyricsScrollDurationKey, 500); // 500ms
-
-            SetDefault(IsLyricsFloatAnimationEnabledKey, true);
-
-            SetDefault(PositionOffsetKey, 0);
-            SetDefault(LockHotKeyIndexKey, 'U' - 'A');
-            SetDefault(DockPlacementKey, (int)DockPlacement.Top);
-            SetDefault(LyricsBgFontOpacityKey, 30); // 30%
-            SetDefault(HideWindowWhenNotPlayingKey, false);
-            SetDefault(DockWindowHeightKey, 64); // 64px
-            SetDefault(SelectedFontFamilyIndexKey, 0);
-            SetDefault(LyricsFontFamilyKey, FontHelper.SystemFontFamilies.ElementAtOrDefault(0));
-            SetDefault(IsDragEverywhereEnabledKey, false);
-            SetDefault(DockMonitorDeviceNameKey, MonitorHelper.GetPrimaryMonitorDeviceName());
-
-            SetDefault(LastFMSessionKeyKey, "");
-
-            SetDefault(LyricsTranslationSeparatorKey, StringHelper.NewLine);
-        }
-
-        public bool IsDragEverywhereEnabled
-        {
-            get => GetValue<bool>(IsDragEverywhereEnabledKey);
-            set => SetValue(IsDragEverywhereEnabledKey, value);
-        }
-
-        public string LyricsFontFamily
-        {
-            get => GetValue<string>(LyricsFontFamilyKey)!;
-            set => SetValue(LyricsFontFamilyKey, value);
-        }
-
-        public int SelectedFontFamilyIndex
-        {
-            get => GetValue<int>(SelectedFontFamilyIndexKey);
-            set => SetValue(SelectedFontFamilyIndexKey, value);
-        }
-
-        public bool HideWindowWhenNotPlaying
-        {
-            get => GetValue<bool>(HideWindowWhenNotPlayingKey);
-            set => SetValue(HideWindowWhenNotPlayingKey, value);
-        }
-
-        public int DockWindowHeight
-        {
-            get => GetValue<int>(DockWindowHeightKey);
-            set => SetValue(DockWindowHeightKey, value);
-        }
-
-        public int LyricsBgFontOpacity
-        {
-            get => GetValue<int>(LyricsBgFontOpacityKey);
-            set => SetValue(LyricsBgFontOpacityKey, value);
-        }
-
-        public bool ShowTranslationOnly
-        {
-            get => GetValue<bool>(ShowTranslationOnlyKey);
-            set => SetValue(ShowTranslationOnlyKey, value);
-        }
-
-        public DockPlacement DockPlacement
-        {
-            get => (DockPlacement)GetValue<int>(DockPlacementKey);
-            set => SetValue(DockPlacementKey, (int)value);
-        }
-
-        public int LockHotKeyIndex
-        {
-            get => GetValue<int>(LockHotKeyIndexKey);
-            set => SetValue(LockHotKeyIndexKey, value);
-        }
-
-        public EasingType LyricsScrollEasingType
-        {
-            get => (EasingType)GetValue<int>(LyricsScrollEasingTypeKey);
-            set => SetValue(LyricsScrollEasingTypeKey, (int)value);
-        }
-
-        public int LyricsScrollDuration
-        {
-            get => GetValue<int>(LyricsScrollDurationKey);
-            set => SetValue(LyricsScrollDurationKey, value);
-        }
-
-        public LyricsDisplayType DisplayType
-        {
-            get => (LyricsDisplayType)GetValue<int>(PreferredDisplayTypeKey);
-            set => SetValue(PreferredDisplayTypeKey, (int)value);
         }
 
-        public ElementTheme LyricsBackgroundTheme
+        private void AppSettings_ItemPropertyChanged(object? sender, ItemPropertyChangedEventArgs e)
         {
-            get => (ElementTheme)GetValue<int>(LyricsBackgroundThemeKey);
-            set => SetValue(LyricsBackgroundThemeKey, (int)value);
+            WriteAppSettingsDebounce();
         }
 
-        public AutoStartWindowType AutoStartWindowType
+        private void AppSettings_CollectionChanged(object? sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e)
         {
-            get => (AutoStartWindowType)GetValue<int>(AutoStartWindowTypeKey);
-            set => SetValue(AutoStartWindowTypeKey, (int)value);
+            WriteAppSettingsDebounce();
         }
 
-        public int DesktopWindowLeft
-        {
-            get => GetValue<int>(DesktopWindowLeftKey);
-            set => SetValue(DesktopWindowLeftKey, value);
-        }
-
-        public int DesktopWindowTop
-        {
-            get => GetValue<int>(DesktopWindowTopKey);
-            set => SetValue(DesktopWindowTopKey, value);
-        }
-
-        public int DesktopWindowWidth
-        {
-            get => GetValue<int>(DesktopWindowWidthKey);
-            set => SetValue(DesktopWindowWidthKey, value);
-        }
-
-        public int DesktopWindowHeight
-        {
-            get => GetValue<int>(DesktopWindowHeightKey);
-            set => SetValue(DesktopWindowHeightKey, value);
-        }
-
-        public int StandardWindowLeft
-        {
-            get => GetValue<int>(StandardWindowLeftKey);
-            set => SetValue(StandardWindowLeftKey, value);
-        }
-
-        public int StandardWindowTop
-        {
-            get => GetValue<int>(StandardWindowTopKey);
-            set => SetValue(StandardWindowTopKey, value);
-        }
-
-        public int StandardWindowWidth
-        {
-            get => GetValue<int>(StandardWindowWidthKey);
-            set => SetValue(StandardWindowWidthKey, value);
-        }
-
-        public int StandardWindowHeight
-        {
-            get => GetValue<int>(StandardWindowHeightKey);
-            set => SetValue(StandardWindowHeightKey, value);
-        }
-
-        public bool AutoLockOnDesktopMode
-        {
-            get => GetValue<bool>(AutoLockOnDesktopModeKey);
-            set => SetValue(AutoLockOnDesktopModeKey, value);
-        }
-
-        public int CoverImageRadius
-        {
-            get => GetValue<int>(CoverImageRadiusKey);
-            set => SetValue(CoverImageRadiusKey, value);
-        }
-
-        public int CoverOverlayBlurAmount
-        {
-            get => GetValue<int>(CoverOverlayBlurAmountKey);
-            set => SetValue(CoverOverlayBlurAmountKey, value);
-        }
-
-        public int CoverOverlayOpacity
-        {
-            get => GetValue<int>(CoverOverlayOpacityKey);
-            set => SetValue(CoverOverlayOpacityKey, value);
-        }
-
-        public bool IsDynamicCoverOverlayEnabled
-        {
-            get => GetValue<bool>(IsDynamicCoverOverlayEnabledKey);
-            set => SetValue(IsDynamicCoverOverlayEnabledKey, value);
-        }
-
-        public int CoverAcrylicEffectAmount
-        {
-            get => GetValue<int>(CoverAcrylicEffectAmountKey);
-            set => SetValue(CoverAcrylicEffectAmountKey, value);
-        }
-
-        public bool IsFanLyricsEnabled
-        {
-            get => GetValue<bool>(IsFanLyricsEnabledKey);
-            set => SetValue(IsFanLyricsEnabledKey, value);
-        }
-
-        public bool IsFirstRun
-        {
-            get => GetValue<bool>(IsFirstRunKey);
-            set => SetValue(IsFirstRunKey, value);
-        }
-
-        public bool IsLyricsGlowEffectEnabled
-        {
-            get => GetValue<bool>(IsLyricsGlowEffectEnabledKey);
-            set => SetValue(IsLyricsGlowEffectEnabledKey, value);
-        }
-
-        public Language Language
-        {
-            get => (Language)GetValue<int>(LanguageKey);
-            set => SetValue(LanguageKey, (int)value);
-        }
-
-        public List<LocalMediaFolder> LocalMediaFolders
-        {
-            get =>
-                System.Text.Json.JsonSerializer.Deserialize(
-                    GetValue<string>(LocalMediaFoldersKey) ?? "[]",
-                    SourceGenerationContext.Default.ListLocalMediaFolder
-                )!;
-            set =>
-                SetValue(
-                    LocalMediaFoldersKey,
-                    System.Text.Json.JsonSerializer.Serialize(
-                        value,
-                        SourceGenerationContext.Default.ListLocalMediaFolder
-                    )
-                );
-        }
-
-        public TextAlignmentType LyricsAlignmentType
-        {
-            get => (TextAlignmentType)GetValue<int>(LyricsAlignmentTypeKey);
-            set => SetValue(LyricsAlignmentTypeKey, (int)value);
-        }
-
-        public TextAlignmentType SongInfoAlignmentType
-        {
-            get => (TextAlignmentType)GetValue<int>(SongInfoAlignmentTypeKey);
-            set => SetValue(SongInfoAlignmentTypeKey, (int)value);
-        }
-
-        public int LyricsBlurAmount
-        {
-            get => GetValue<int>(LyricsBlurAmountKey);
-            set => SetValue(LyricsBlurAmountKey, value);
-        }
-
-        public Color LyricsCustomBgFontColor
-        {
-            get => GetValue<int>(LyricsCustomBgFontColorKey)!.ToColor();
-            set => SetValue(LyricsCustomBgFontColorKey, value.ToInt());
-        }
-
-        public Color LyricsCustomFgFontColor
-        {
-            get => GetValue<int>(LyricsCustomFgFontColorKey)!.ToColor();
-            set => SetValue(LyricsCustomFgFontColorKey, value.ToInt());
-        }
-
-        public Color LyricsCustomStrokeFontColor
-        {
-            get => GetValue<int>(LyricsCustomStrokeFontColorKey)!.ToColor();
-            set => SetValue(LyricsCustomStrokeFontColorKey, value.ToInt());
-        }
-
-        public LyricsFontColorType LyricsBgFontColorType
-        {
-            get => (LyricsFontColorType)GetValue<int>(LyricsBgFontColorTypeKey);
-            set => SetValue(LyricsBgFontColorTypeKey, (int)value);
-        }
-
-        public LyricsFontColorType LyricsFgFontColorType
-        {
-            get => (LyricsFontColorType)GetValue<int>(LyricsFgFontColorTypeKey);
-            set => SetValue(LyricsFgFontColorTypeKey, (int)value);
-        }
-
-        public LyricsFontColorType LyricsStrokeFontColorType
-        {
-            get => (LyricsFontColorType)GetValue<int>(LyricsStrokeFontColorTypeKey);
-            set => SetValue(LyricsStrokeFontColorTypeKey, (int)value);
-        }
-
-        public int LyricsFontStrokeWidth
-        {
-            get => GetValue<int>(LyricsFontStrokeWidthKey);
-            set => SetValue(LyricsFontStrokeWidthKey, value);
-        }
-
-        public int LyricsStandardFontSize
-        {
-            get => GetValue<int>(LyricsStandardFontSizeKey);
-            set => SetValue(LyricsStandardFontSizeKey, value);
-        }
-
-        public int LyricsDockFontSize
-        {
-            get => GetValue<int>(LyricsDockFontSizeKey);
-            set => SetValue(LyricsDockFontSizeKey, value);
-        }
-
-        public int LyricsDesktopFontSize
-        {
-            get => GetValue<int>(LyricsDesktopFontSizeKey);
-            set => SetValue(LyricsDesktopFontSizeKey, value);
-        }
-
-        public LyricsFontWeight LyricsFontWeight
-        {
-            get => (LyricsFontWeight)GetValue<int>(LyricsFontWeightKey);
-            set => SetValue(LyricsFontWeightKey, (int)value);
-        }
-
-        public LineRenderingType LyricsGlowEffectScope
-        {
-            get => (LineRenderingType)GetValue<int>(LyricsGlowEffectScopeKey);
-            set => SetValue(LyricsGlowEffectScopeKey, (int)value);
-        }
-
-        public LineRenderingType LyricsHighlightScope
-        {
-            get => (LineRenderingType)GetValue<int>(LyricsHighlightSopeKey);
-            set => SetValue(LyricsHighlightSopeKey, (int)value);
-        }
-
-        public float LyricsLineSpacingFactor
-        {
-            get => GetValue<float>(LyricsLineSpacingFactorKey);
-            set => SetValue(LyricsLineSpacingFactorKey, value);
-        }
-
-        public List<AlbumArtSearchProviderInfo> AlbumArtSearchProvidersInfo
-        {
-            get =>
-                System.Text.Json.JsonSerializer.Deserialize(
-                    GetValue<string>(AlbumArtSearchProvidersInfoKey) ?? "[]",
-                    SourceGenerationContext.Default.ListAlbumArtSearchProviderInfo
-                )!;
-            set =>
-                SetValue(
-                    AlbumArtSearchProvidersInfoKey,
-                    System.Text.Json.JsonSerializer.Serialize(
-                        value,
-                        SourceGenerationContext.Default.ListAlbumArtSearchProviderInfo
-                    )
-                );
-        }
-
-        public List<MediaSourceProviderInfo> MediaSourceProvidersInfo
-        {
-            get =>
-                System.Text.Json.JsonSerializer.Deserialize(
-                    GetValue<string>(MediaSourceProvidersInfoKey) ?? "[]",
-                    SourceGenerationContext.Default.ListMediaSourceProviderInfo
-                )!;
-            set =>
-                SetValue(
-                    MediaSourceProvidersInfoKey,
-                    System.Text.Json.JsonSerializer.Serialize(
-                        value,
-                        SourceGenerationContext.Default.ListMediaSourceProviderInfo
-                    )
-                );
-        }
-
-        public int LyricsVerticalEdgeOpacity
-        {
-            get => GetValue<int>(LyricsVerticalEdgeOpacityKey);
-            set => SetValue(LyricsVerticalEdgeOpacityKey, value);
-        }
-
-        public string LibreTranslateServer
-        {
-            get => GetValue<string>(LibreTranslateServerKey)!;
-            set => SetValue(LibreTranslateServerKey, value);
-        }
-
-        public bool IsTranslationEnabled
-        {
-            get => GetValue<bool>(IsTranslationEnabledKey);
-            set => SetValue(IsTranslationEnabledKey, value);
-        }
-
-        public bool IsLibreTranslateEnabled
-        {
-            get => GetValue<bool>(IsLibreTranslateEnabledKey);
-            set => SetValue(IsLibreTranslateEnabledKey, value);
-        }
-
-        public int SelectedTargetLanguageIndex
-        {
-            get => GetValue<int>(SelectedTargetLanguageIndexKey);
-            set => SetValue(SelectedTargetLanguageIndexKey, value);
-        }
-
-        public string LXMusicServer
-        {
-            get => GetValue<string>(LXMusicServerKey)!;
-            set => SetValue(LXMusicServerKey, value);
-        }
-
-        public bool IgnoreFullscreenWindow
-        {
-            get => GetValue<bool>(IgnoreFullscreenWindowKey);
-            set => SetValue(IgnoreFullscreenWindowKey, value);
-        }
-
-        public bool IsLyricsFloatAnimationEnabled
-        {
-            get => GetValue<bool>(IsLyricsFloatAnimationEnabledKey);
-            set => SetValue(IsLyricsFloatAnimationEnabledKey, value);
-        }
-
-        public PlaybackOrder PlaybackOrder
-        {
-            get => (PlaybackOrder)GetValue<int>(PlaybackOrderKey);
-            set => SetValue(PlaybackOrderKey, (int)value);
-        }
-
-        public int PositionOffset
-        {
-            get => GetValue<int>(PositionOffsetKey);
-            set => SetValue(PositionOffsetKey, value);
-        }
-
-        public bool IsImmersiveMode
-        {
-            get => GetValue<bool>(IsImmersiveModeKey);
-            set => SetValue(IsImmersiveModeKey, value);
-        }
-
-        public string DockMonitorDeviceName
-        {
-            get => GetValue<string>(DockMonitorDeviceNameKey)!;
-            set => SetValue(DockMonitorDeviceNameKey, value);
-        }
-
-        // LastFM
-
-        public string LastFMSessionKey
-        {
-            get => GetValue<string>(LastFMSessionKeyKey)!;
-            set => SetValue(LastFMSessionKeyKey, value);
-        }
-
-        public string LyricsTranslationSeparator
-        {
-            get => GetValue<string>(LyricsTranslationSeparatorKey)!;
-            set => SetValue(LyricsTranslationSeparatorKey, value);
-        }
-
-        // Common methods
-
-        private T? GetValue<T>(string key)
+        private void AppSettings_PropertyChanged(object? sender, System.ComponentModel.PropertyChangedEventArgs e)
         {
-            if (_localSettings.Values.TryGetValue(key, out object? value))
+            switch (e.PropertyName)
             {
-                return (T)value;
+                case nameof(GeneralSettings.IsDragEverywhereEnabled):
+                    LyricsWindow? lyricsWindow = WindowHelper.GetWindowByWindowType<LyricsWindow>();
+                    lyricsWindow?.UpdateTitleBarArea();
+                    break;
+                case nameof(GeneralSettings.Language):
+                    switch (AppSettings.GeneralSettings.Language)
+                    {
+                        case Enums.Language.FollowSystem:
+                            ApplicationLanguages.PrimaryLanguageOverride = "";
+                            break;
+                        case Enums.Language.English:
+                            ApplicationLanguages.PrimaryLanguageOverride = "en-US";
+                            break;
+                        case Enums.Language.SimplifiedChinese:
+                            ApplicationLanguages.PrimaryLanguageOverride = "zh-CN";
+                            break;
+                        case Enums.Language.TraditionalChinese:
+                            ApplicationLanguages.PrimaryLanguageOverride = "zh-TW";
+                            break;
+                        case Enums.Language.Japanese:
+                            ApplicationLanguages.PrimaryLanguageOverride = "ja-JP";
+                            break;
+                        case Enums.Language.Korean:
+                            ApplicationLanguages.PrimaryLanguageOverride = "ko-KR";
+                            break;
+                        default:
+                            break;
+                    }
+                    break;
+                default:
+                    break;
             }
-            return default;
+            WriteAppSettingsDebounce();
         }
 
-        private void SetDefault<T>(string key, T value)
+        /// <summary>
+        /// Export settings to specific folder
+        /// </summary>
+        /// <param name="exportPath">Target folder path (not file path)</param>
+        public void ExportSettings(string exportPath)
         {
-            if (_localSettings.Values.ContainsKey(key) && _localSettings.Values[key] is T)
-                return;
-            _localSettings.Values[key] = value;
+            // 导出到文件
+            var exportJson = System.Text.Json.JsonSerializer.Serialize(AppSettings, SourceGenerationContext.Default.AppSettings);
+            File.WriteAllText(Path.Combine(exportPath, $"BetterLyrics_Settings_Export_{DateTime.Now:yyyyMMdd_HHmmss}.json"), exportJson);
         }
 
-        private void SetValue<T>(string key, T value)
+        /// <summary>
+        /// Indicate a value whether import action is successfullt done
+        /// </summary>
+        /// <param name="importPath"></param>
+        /// <returns></returns>
+        public bool ImportSettings(string importPath)
         {
-            _localSettings.Values[key] = value;
+            // TODO 导入有问题
+            if (!File.Exists(importPath))
+                return false;
+
+            var importJson = File.ReadAllText(importPath);
+            var importData = System.Text.Json.JsonSerializer.Deserialize(importJson, SourceGenerationContext.Default.AppSettings);
+
+            if (importData == null)
+                return false;
+
+            AppSettings = importData;
+            SaveAppSettings();
+            return true;
+        }
+
+        private static AppSettings ReadAppSettings()
+        {
+            if (!File.Exists(PathHelper.SettingsFilePath))
+                return new AppSettings();
+
+            var json = File.ReadAllText(PathHelper.SettingsFilePath);
+            var data = System.Text.Json.JsonSerializer.Deserialize(json, SourceGenerationContext.Default.AppSettings);
+
+            if (data == null)
+                return new AppSettings();
+
+            return data;
+        }
+
+        private void WriteAppSettingsDebounce()
+        {
+            _dispatcherQueueTimer.Debounce(() =>
+            {
+                _dispatcherQueue.TryEnqueue(DispatcherQueuePriority.Low, () =>
+                {
+                    SaveAppSettings();
+                });
+            }, Constants.Time.DebounceTimeout);
+        }
+
+        private void SaveAppSettings()
+        {
+            File.WriteAllText(PathHelper.SettingsFilePath, System.Text.Json.JsonSerializer.Serialize(AppSettings, SourceGenerationContext.Default.AppSettings));
         }
     }
 }

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Services/TranslateService/ITranslateService.cs

@@ -10,7 +10,7 @@ namespace BetterLyrics.WinUI3.Services.TranslateService
 {
     public interface ITranslateService
     {
-        Task<string> TranslateTextAsync(string text, string targetLangCode, CancellationToken? token);
+        Task<string> TranslateTextAsync(string text, string targetLangCode, CancellationToken token);
 
         int SearchTranslatedLyricsItself(List<LyricsData> lyricsDataArr);
     }

BetterLyrics.WinUI3/BetterLyrics.WinUI3/Services/TranslateService/TranslateService.cs

@@ -3,8 +3,6 @@ using BetterLyrics.WinUI3.Models;
 using BetterLyrics.WinUI3.Serialization;
 using BetterLyrics.WinUI3.Services.SettingsService;
 using BetterLyrics.WinUI3.ViewModels;
-using Lyricify.Lyrics.Helpers.General;
-using Microsoft.UI.Dispatching;
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -18,14 +16,16 @@ namespace BetterLyrics.WinUI3.Services.TranslateService
 {
     public class TranslateService : BaseViewModel, ITranslateService
     {
+        private readonly ISettingsService _settingsService;
         private readonly HttpClient _httpClient;
 
-        public TranslateService(ISettingsService settingsService) : base(settingsService)
+        public TranslateService(ISettingsService settingsService)
         {
+            _settingsService = settingsService;
             _httpClient = new HttpClient();
         }
 
-        public async Task<string> TranslateTextAsync(string text, string targetLangCode, CancellationToken? token)
+        public async Task<string> TranslateTextAsync(string text, string targetLangCode, CancellationToken token)
         {
             if (string.IsNullOrWhiteSpace(text))
             {
@@ -37,32 +37,22 @@ namespace BetterLyrics.WinUI3.Services.TranslateService
             {
                 return text; // No translation needed
             }
-            else if (originalLangCode == "zh-Hant" && targetLangCode == "zh-Hans")
-            {
-                return ChineseConverter.ConvertToSimplifiedChinese(text);
-            }
-            else if (originalLangCode == "zh-Hans" && targetLangCode == "zh-Hant")
-            {
-                return ChineseConverter.ConvertToTraditionalChinese(text);
-            }
 
-            if (string.IsNullOrEmpty(_settingsService.LibreTranslateServer))
+            if (string.IsNullOrEmpty(_settingsService.AppSettings.TranslationSettings.LibreTranslateServer))
             {
                 throw new Exception("LibreTranslate server URL is not set in settings.");
             }
 
-            var url = $"{_settingsService.LibreTranslateServer}/translate";
+            var url = $"{_settingsService.AppSettings.TranslationSettings.LibreTranslateServer}/translate";
             var response = await _httpClient.PostAsync(url, new FormUrlEncodedContent(
             [
                 new("q", text),
                 new("source", originalLangCode),
                 new("target", targetLangCode),
-            ]));
-            token?.ThrowIfCancellationRequested();
+            ]), token);
 
             response.EnsureSuccessStatusCode();
-            var json = await response.Content.ReadAsStringAsync();
-            token?.ThrowIfCancellationRequested();
+            var json = await response.Content.ReadAsStringAsync(token);
 
             var result = System.Text.Json.JsonSerializer.Deserialize(json, SourceGenerationContext.Default.TranslateResponse);
             return result?.TranslatedText ?? string.Empty;
@@ -70,12 +60,12 @@ namespace BetterLyrics.WinUI3.Services.TranslateService
 
         public int SearchTranslatedLyricsItself(List<LyricsData> lyricsDataArr)
         {
-            string targetLangCode = LanguageHelper.GetUserTargetLanguageCode().Substring(0, 2);
+            string targetLangCode = LanguageHelper.SupportedTargetLanguages[_settingsService.AppSettings.TranslationSettings.SelectedTargetLanguageIndex].Code;
             if (lyricsDataArr.Count > 1)
             {
                 for (int i = 1; i < lyricsDataArr.Count; i++)
                 {
-                    if (lyricsDataArr[i].LanguageCode?.Substring(0, 2) == targetLangCode)
+                    if (lyricsDataArr[i].LanguageCode == targetLangCode)
                     {
                         return i; // Translation lyrics data found
                     }

BetterLyrics.WinUI3/BetterLyrics.WinUI3/ViewModels/AlbumArtLayoutSettingsControlViewModel.cs

@@ -0,0 +1,25 @@
+using BetterLyrics.WinUI3.Models.Settings;
+using BetterLyrics.WinUI3.Services.SettingsService;
+using CommunityToolkit.Mvvm.ComponentModel;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BetterLyrics.WinUI3.ViewModels
+{
+    public partial class AlbumArtLayoutSettingsControlViewModel : BaseViewModel
+    {
+        private readonly ISettingsService _settingsService;
+
+        [ObservableProperty]
+        public partial AppSettings AppSettings { get; set; }
+
+        public AlbumArtLayoutSettingsControlViewModel(ISettingsService settingsService)
+        {
+            _settingsService = settingsService;
+            AppSettings = _settingsService.AppSettings;
+        }
+    }
+}