fix #33

2026-01-12 10:54:55 +08:00 · 2025-07-16 19:22:47 -04:00
parent df31d03da7
commit fd5e752b43
18 changed files with 165 additions and 77 deletions
--- a/BetterLyrics.WinUI3/BetterLyrics.WinUI3/Helper/LanguageHelper.cs
+++ b/BetterLyrics.WinUI3/BetterLyrics.WinUI3/Helper/LanguageHelper.cs
@@ -91,7 +91,7 @@ namespace BetterLyrics.WinUI3.Services

        public static bool IsCJK(string text)
        {
-            return DetectLanguageCode(text) switch
+            return DetectLanguageCode(text)?.Substring(0, 2) switch
            {
                "zh" or "ja" or "ko" => true,
                _ => false
--- a/BetterLyrics.WinUI3/BetterLyrics.WinUI3/Helper/LyricsParser.cs
+++ b/BetterLyrics.WinUI3/BetterLyrics.WinUI3/Helper/LyricsParser.cs
@@ -128,7 +128,6 @@ namespace BetterLyrics.WinUI3.Helper
                    var line = new LyricsLine
                    {
                        StartMs = start,
-                        EndMs = 0, // 稍后统一修正
                        OriginalText = text,
                        LyricsChars = [],
                    };
@@ -143,7 +142,6 @@ namespace BetterLyrics.WinUI3.Helper
                                new LyricsChar
                                {
                                    StartMs = charStart,
-                                    EndMs = 0, // Fixed later
                                    Text = charText ?? "",
                                    StartIndex = startIndex,
                                }
@@ -170,7 +168,9 @@ namespace BetterLyrics.WinUI3.Helper
                {
                    // 句级时间
                    string? pBegin = p.Attribute("begin")?.Value;
+                    string? pEnd = p.Attribute("end")?.Value;
                    int pStartMs = ParseTtmlTime(pBegin);
+                    int pEndMs = ParseTtmlTime(pEnd);

                    // 只获取一级span，且排除ttm:role="x-bg"的span
                    var spans = p.Elements()
@@ -202,11 +202,13 @@ namespace BetterLyrics.WinUI3.Helper
                    foreach (var span in originalTextSpans)
                    {
                        string? sBegin = span.Attribute("begin")?.Value;
+                        string? sEnd = span.Attribute("end")?.Value;
                        int sStartMs = ParseTtmlTime(sBegin);
+                        int sEndMs = ParseTtmlTime(sEnd);
                        originalCharTimings.Add(new LyricsChar
                        {
                            StartMs = sStartMs,
-                            EndMs = 0,
+                            EndMs = sEndMs,
                            StartIndex = originalStartIndex,
                            Text = span.Value
                        });
@@ -218,7 +220,7 @@ namespace BetterLyrics.WinUI3.Helper
                    originalLines.Add(new LyricsLine
                    {
                        StartMs = pStartMs,
-                        EndMs = 0,
+                        EndMs = pEndMs,
                        OriginalText = originalText,
                        LyricsChars = originalCharTimings,
                    });
@@ -230,11 +232,13 @@ namespace BetterLyrics.WinUI3.Helper
                    foreach (var span in translationTextSpans)
                    {
                        string? sBegin = span.Attribute("begin")?.Value;
+                        string? sEnd = span.Attribute("end")?.Value;
                        int sStartMs = ParseTtmlTime(sBegin);
+                        int sEndMs = ParseTtmlTime(sEnd);
                        translationCharTimings.Add(new LyricsChar
                        {
                            StartMs = sStartMs,
-                            EndMs = 0,
+                            EndMs = sEndMs,
                            StartIndex = translationStartIndex,
                            Text = span.Value
                        });
@@ -245,7 +249,7 @@ namespace BetterLyrics.WinUI3.Helper
                        translationLines.Add(new LyricsLine
                        {
                            StartMs = pStartMs,
-                            EndMs = 0,
+                            EndMs = pEndMs,
                            OriginalText = translationText,
                            LyricsChars = translationCharTimings,
                        });
@@ -336,7 +340,7 @@ namespace BetterLyrics.WinUI3.Helper
                    var lineWrite = new LyricsLine
                    {
                        StartMs = lineRead.StartTime ?? 0,
-                        EndMs = 0,
+                        EndMs = lineRead.EndTime ?? 0,
                        OriginalText = lineRead.Text,
                        LyricsChars = [],
                    };
@@ -355,18 +359,10 @@ namespace BetterLyrics.WinUI3.Helper
                            var charTiming = new LyricsChar
                            {
                                StartMs = syllable.StartTime,
-                                EndMs = 0,
+                                EndMs = syllable.EndTime,
                                Text = syllable.Text,
                                StartIndex = startIndex,
                            };
-                            if (syllableIndex + 1 < syllables.Count)
-                            {
-                                charTiming.EndMs = syllables[syllableIndex + 1].StartTime;
-                            }
-                            else
-                            {
-                                charTiming.EndMs = lineWrite.EndMs;
-                            }
                            lineWrite.LyricsChars.Add(charTiming);
                            startIndex += syllable.Text.Length;
                        }
@@ -384,34 +380,6 @@ namespace BetterLyrics.WinUI3.Helper
            for (int langIdx = 0; langIdx < _lyricsDataArr.Count; langIdx++)
            {
                var lines = _lyricsDataArr[langIdx].LyricsLines;
-                for (int i = 0; i < lines.Count; i++)
-                {
-                    if (i + 1 < lines.Count)
-                    {
-                        lines[i].EndMs = lines[i + 1].StartMs;
-                    }
-                    else
-                    {
-                        lines[i].EndMs = durationMs;
-                    }
-
-                    // 修正 CharTimings 的 EndMs
-                    var timings = lines[i].LyricsChars;
-                    if (timings.Count > 0)
-                    {
-                        for (int j = 0; j < timings.Count; j++)
-                        {
-                            if (j + 1 < timings.Count)
-                            {
-                                timings[j].EndMs = timings[j + 1].StartMs;
-                            }
-                            else
-                            {
-                                timings[j].EndMs = lines[i].EndMs;
-                            }
-                        }
-                    }
-                }
                if (lines.Count > 0)
                {
                    if (lines[0].StartMs > 0)
--- a/BetterLyrics.WinUI3/BetterLyrics.WinUI3/Models/LyricsChar.cs
+++ b/BetterLyrics.WinUI3/BetterLyrics.WinUI3/Models/LyricsChar.cs
@@ -6,7 +6,7 @@ namespace BetterLyrics.WinUI3.Models
 {
    public class LyricsChar
    {
-        public int EndMs { get; set; }
+        public int? EndMs { get; set; }
        public int StartIndex { get; set; }
        public int StartMs { get; set; }
        public string Text { get; set; } = string.Empty;
--- a/BetterLyrics.WinUI3/BetterLyrics.WinUI3/Models/LyricsLine.cs
+++ b/BetterLyrics.WinUI3/BetterLyrics.WinUI3/Models/LyricsLine.cs
@@ -23,8 +23,8 @@ namespace BetterLyrics.WinUI3.Models

        public List<LyricsChar> LyricsChars { get; set; } = [];

-        public int DurationMs => EndMs - StartMs;
-        public int EndMs { get; set; }
+        public int? DurationMs => EndMs - StartMs;
+        public int? EndMs { get; set; }
        public int StartMs { get; set; }

        public string DisplayedText { get; set; } = "";
--- a/BetterLyrics.WinUI3/BetterLyrics.WinUI3/Services/ISettingsService.cs
+++ b/BetterLyrics.WinUI3/BetterLyrics.WinUI3/Services/ISettingsService.cs
@@ -85,6 +85,7 @@ namespace BetterLyrics.WinUI3.Services
        bool IgnoreFullscreenWindow { get; set; }

        bool IsTranslationEnabled { get; set; }
+        bool ShowTranslationOnly { get; set; }

        LyricsDisplayType DisplayType { get; set; }

--- a/BetterLyrics.WinUI3/BetterLyrics.WinUI3/Services/SettingsService.cs
+++ b/BetterLyrics.WinUI3/BetterLyrics.WinUI3/Services/SettingsService.cs
@@ -72,6 +72,7 @@ namespace BetterLyrics.WinUI3.Services
        private const string MediaSourceProvidersInfoKey = "MediaSourceProvidersInfo";

        private const string IsTranslationEnabledKey = "IsTranslationEnabled";
+        private const string ShowTranslationOnlyKey = "ShowTranslationOnly";
        private const string LibreTranslateServerKey = "LibreTranslateServer";
        private const string SelectedTargetLanguageIndexKey = "SelectedTargetLanguageIndex";

@@ -198,7 +199,8 @@ namespace BetterLyrics.WinUI3.Services
            SetDefault(IsFanLyricsEnabledKey, false);

            SetDefault(LibreTranslateServerKey, "");
-            SetDefault(IsTranslationEnabledKey, false);
+            SetDefault(IsTranslationEnabledKey, true);
+            SetDefault(ShowTranslationOnlyKey, false);
            SetDefault(SelectedTargetLanguageIndexKey, LanguageHelper.GetDefaultTargetLanguageIndex());

            SetDefault(LXMusicServerKey, "");
@@ -219,6 +221,12 @@ namespace BetterLyrics.WinUI3.Services
            SetDefault(DockPlacementKey, (int)DockPlacement.Top);
        }

+        public bool ShowTranslationOnly
+        {
+            get => GetValue<bool>(ShowTranslationOnlyKey);
+            set => SetValue(ShowTranslationOnlyKey, value);
+        }
+
        public DockPlacement DockPlacement
        {
            get => (DockPlacement)GetValue<int>(DockPlacementKey);
--- a/BetterLyrics.WinUI3/BetterLyrics.WinUI3/Strings/en-US/Resources.resw
+++ b/BetterLyrics.WinUI3/BetterLyrics.WinUI3/Strings/en-US/Resources.resw
@@ -759,4 +759,10 @@
  <data name="SettingsPageDockPlacementBottom.Content" xml:space="preserve">
    <value>Bottom</value>
  </data>
+  <data name="LyricsPageTranslationEnabled.Header" xml:space="preserve">
+    <value>Enable translation</value>
+  </data>
+  <data name="LyricsPageTranslationOnly.Header" xml:space="preserve">
+    <value>Show translation only</value>
+  </data>
 </root>
--- a/BetterLyrics.WinUI3/BetterLyrics.WinUI3/Strings/ja-JP/Resources.resw
+++ b/BetterLyrics.WinUI3/BetterLyrics.WinUI3/Strings/ja-JP/Resources.resw
@@ -759,4 +759,10 @@
  <data name="SettingsPageDockPlacementBottom.Content" xml:space="preserve">
    <value>底</value>
  </data>
+  <data name="LyricsPageTranslationEnabled.Header" xml:space="preserve">
+    <value>翻訳を有効にします</value>
+  </data>
+  <data name="LyricsPageTranslationOnly.Header" xml:space="preserve">
+    <value>翻訳のみを表示します</value>
+  </data>
 </root>
--- a/BetterLyrics.WinUI3/BetterLyrics.WinUI3/Strings/ko-KR/Resources.resw
+++ b/BetterLyrics.WinUI3/BetterLyrics.WinUI3/Strings/ko-KR/Resources.resw
@@ -759,4 +759,10 @@
  <data name="SettingsPageDockPlacementBottom.Content" xml:space="preserve">
    <value>맨 아래</value>
  </data>
+  <data name="LyricsPageTranslationEnabled.Header" xml:space="preserve">
+    <value>번역 활성화</value>
+  </data>
+  <data name="LyricsPageTranslationOnly.Header" xml:space="preserve">
+    <value>번역 만 표시하십시오</value>
+  </data>
 </root>
--- a/BetterLyrics.WinUI3/BetterLyrics.WinUI3/Strings/zh-CN/Resources.resw
+++ b/BetterLyrics.WinUI3/BetterLyrics.WinUI3/Strings/zh-CN/Resources.resw
@@ -759,4 +759,10 @@
  <data name="SettingsPageDockPlacementBottom.Content" xml:space="preserve">
    <value>底部</value>
  </data>
+  <data name="LyricsPageTranslationEnabled.Header" xml:space="preserve">
+    <value>启用翻译</value>
+  </data>
+  <data name="LyricsPageTranslationOnly.Header" xml:space="preserve">
+    <value>仅显示翻译</value>
+  </data>
 </root>
--- a/BetterLyrics.WinUI3/BetterLyrics.WinUI3/Strings/zh-TW/Resources.resw
+++ b/BetterLyrics.WinUI3/BetterLyrics.WinUI3/Strings/zh-TW/Resources.resw
@@ -759,4 +759,10 @@
  <data name="SettingsPageDockPlacementBottom.Content" xml:space="preserve">
    <value>底部</value>
  </data>
+  <data name="LyricsPageTranslationEnabled.Header" xml:space="preserve">
+    <value>啟用翻譯</value>
+  </data>
+  <data name="LyricsPageTranslationOnly.Header" xml:space="preserve">
+    <value>僅顯示翻譯</value>
+  </data>
 </root>
--- a/BetterLyrics.WinUI3/BetterLyrics.WinUI3/ViewModels/LyricsPageViewModel.cs
+++ b/BetterLyrics.WinUI3/BetterLyrics.WinUI3/ViewModels/LyricsPageViewModel.cs
@@ -26,6 +26,8 @@ namespace BetterLyrics.WinUI3.ViewModels
            ResetPositionOffsetOnSongChanged = _settingsService.ResetPositionOffsetOnSongChanged;
            PositionOffset = _settingsService.PositionOffset;
            IsImmersiveMode = _settingsService.IsImmersiveMode;
+            ShowTranslationOnly = _settingsService.ShowTranslationOnly;
+
            OnIsImmersiveModeChanged(IsImmersiveMode);

            //Volume = SystemVolumeHelper.GetMasterVolume();
@@ -69,7 +71,7 @@ namespace BetterLyrics.WinUI3.ViewModels

        [ObservableProperty]
        [NotifyPropertyChangedRecipients]
-        public partial LyricsDisplayType DisplayType { get; set; } = LyricsDisplayType.PlaceholderOnly;
+        public partial LyricsDisplayType DisplayType { get; set; }

        [ObservableProperty]
        public partial bool IsFirstRun { get; set; }
@@ -88,6 +90,10 @@ namespace BetterLyrics.WinUI3.ViewModels
        [NotifyPropertyChangedRecipients]
        public partial bool IsTranslationEnabled { get; set; }

+        [ObservableProperty]
+        [NotifyPropertyChangedRecipients]
+        public partial bool ShowTranslationOnly { get; set; }
+
        [ObservableProperty]
        [NotifyPropertyChangedRecipients]
        public partial bool ResetPositionOffsetOnSongChanged { get; set; }
@@ -178,6 +184,11 @@ namespace BetterLyrics.WinUI3.ViewModels
            }
        }

+        partial void OnShowTranslationOnlyChanged(bool value)
+        {
+            _settingsService.ShowTranslationOnly = value;
+        }
+
        //partial void OnVolumeChanged(int value)
        //{
        //    SystemVolumeHelper.SetMasterVolume(value);
--- a/BetterLyrics.WinUI3/BetterLyrics.WinUI3/ViewModels/LyricsRendererViewModel.Ctor.cs
+++ b/BetterLyrics.WinUI3/BetterLyrics.WinUI3/ViewModels/LyricsRendererViewModel.Ctor.cs
@@ -43,6 +43,7 @@ namespace BetterLyrics.WinUI3.ViewModels
            _isFanLyricsEnabled = _settingsService.IsFanLyricsEnabled;
            _lyricsFontStrokeWidth = _settingsService.LyricsFontStrokeWidth;
            _isTranslationEnabled = _settingsService.IsTranslationEnabled;
+            _showTranslationOnly = _settingsService.ShowTranslationOnly;
            _targetLanguageIndex = _settingsService.SelectedTargetLanguageIndex;
            _titleTextFormat.HorizontalAlignment = _artistTextFormat.HorizontalAlignment = _settingsService.SongInfoAlignmentType.ToCanvasHorizontalAlignment();

--- a/BetterLyrics.WinUI3/BetterLyrics.WinUI3/ViewModels/LyricsRendererViewModel.Draw.cs
+++ b/BetterLyrics.WinUI3/BetterLyrics.WinUI3/ViewModels/LyricsRendererViewModel.Draw.cs
@@ -68,7 +68,7 @@ namespace BetterLyrics.WinUI3.ViewModels
                if (currentPlayingLine != null)
                {
                    GetLinePlayingProgress(
-                        currentPlayingLine,
+                        _playingLineIndex,
                        out int charStartIndex,
                        out int charLength,
                        out float charProgress
@@ -368,7 +368,7 @@ namespace BetterLyrics.WinUI3.ViewModels
                    if (i == _playingLineIndex)
                    {
                        GetLinePlayingProgress(
-                            line,
+                            i,
                            out int charStartIndex,
                            out int charLength,
                            out float charProgress
--- a/BetterLyrics.WinUI3/BetterLyrics.WinUI3/ViewModels/LyricsRendererViewModel.Messages.cs
+++ b/BetterLyrics.WinUI3/BetterLyrics.WinUI3/ViewModels/LyricsRendererViewModel.Messages.cs
@@ -113,6 +113,11 @@ namespace BetterLyrics.WinUI3.ViewModels
                    _logger.LogInformation("Translation enabled state changed: {IsEnabled}", _isTranslationEnabled);
                    UpdateTranslations();
                }
+                else if (message.PropertyName == nameof(LyricsPageViewModel.ShowTranslationOnly))
+                {
+                    _showTranslationOnly = message.NewValue;
+                    UpdateTranslations();
+                }
            }
        }

--- a/BetterLyrics.WinUI3/BetterLyrics.WinUI3/ViewModels/LyricsRendererViewModel.cs
+++ b/BetterLyrics.WinUI3/BetterLyrics.WinUI3/ViewModels/LyricsRendererViewModel.cs
@@ -34,6 +34,8 @@ namespace BetterLyrics.WinUI3.ViewModels
        private TimeSpan _totalTime = TimeSpan.Zero;
        private TimeSpan _positionOffset = TimeSpan.Zero;

+        private int _songDurationMs = (int)TimeSpan.FromMinutes(99).TotalMilliseconds;
+
        private SoftwareBitmap? _lastAlbumArtSwBitmap = null;
        private SoftwareBitmap? _albumArtSwBitmap = null;

@@ -140,8 +142,9 @@ namespace BetterLyrics.WinUI3.ViewModels

        private List<LyricsData> _lyricsDataArr = [];
        private List<string> _translationList = [];
-        private bool _isTranslationEnabled = false;
-        private int _targetLanguageIndex = 6;
+        private bool _isTranslationEnabled;
+        private bool _showTranslationOnly;
+        private int _targetLanguageIndex;

        private int _timelineSyncThreshold;

@@ -193,28 +196,37 @@ namespace BetterLyrics.WinUI3.ViewModels
            for (int i = 0; i < _lyricsDataArr.ElementAtOrDefault(_langIndex)?.LyricsLines.Count; i++)
            {
                var line = _lyricsDataArr.ElementAtOrDefault(_langIndex)?.LyricsLines[i];
-                if (line == null)
+                if (line == null) continue;
+                var nextLine = _lyricsDataArr.ElementAtOrDefault(_langIndex)?.LyricsLines.ElementAtOrDefault(i + 1);
+                var totalMs = _totalTime.TotalMilliseconds + _positionOffset.TotalMilliseconds;
+                if (nextLine != null && line.StartMs <= totalMs && totalMs < nextLine.StartMs)
                {
-                    continue;
+                    return i;
                }
-                if (
-                    line.StartMs <= _totalTime.TotalMilliseconds + _positionOffset.TotalMilliseconds
-                    && _totalTime.TotalMilliseconds + _positionOffset.TotalMilliseconds <= line.EndMs
-                )
+                else if (nextLine == null && line.StartMs <= totalMs)
                {
                    return i;
                }
            }

-            return -1;
+            return GetMaxLyricsLineIndexBoundaries().Item2;
        }

-        private void GetLinePlayingProgress(LyricsLine line, out int charStartIndex, out int charLength, out float charProgress)
+        private void GetLinePlayingProgress(int lineIndex, out int charStartIndex, out int charLength, out float charProgress)
        {
            charStartIndex = 0;
            charLength = 0;
            charProgress = 0f;

+            var line = _lyricsDataArr.ElementAtOrDefault(_langIndex)?.LyricsLines.ElementAtOrDefault(lineIndex);
+            if (line == null) return;
+            var nextLine = _lyricsDataArr.ElementAtOrDefault(_langIndex)?.LyricsLines.ElementAtOrDefault(lineIndex + 1);
+
+            int lineEndMs;
+            if (line.EndMs != null) lineEndMs = line.EndMs.Value;
+            else if (nextLine != null) lineEndMs = nextLine.StartMs;
+            else lineEndMs = _songDurationMs;
+
            float now = (float)_totalTime.TotalMilliseconds + (float)_positionOffset.TotalMilliseconds;

            // 1. 还没到本句
@@ -224,27 +236,37 @@ namespace BetterLyrics.WinUI3.ViewModels
            }

            // 2. 已经超过本句
-            if (now > line.EndMs)
+            if (now > lineEndMs)
            {
+                charProgress = 1f;
+                charStartIndex = 0;
+                charLength = line.OriginalText.Length;
                return;
            }

            // 3. 有逐字时间轴
-            if (line.LyricsChars != null && line.LyricsChars.Count > 0)
+            if (line.LyricsChars != null && line.LyricsChars.Count > 1)
            {
                int charTimingsCount = line.LyricsChars.Count;
                for (int i = 0; i < charTimingsCount; i++)
                {
                    var timing = line.LyricsChars[i];
+                    var nextTiming = line.LyricsChars.ElementAtOrDefault(i + 1);
+
+                    int timingEndMs;
+                    if (timing.EndMs != null) timingEndMs = timing.EndMs.Value;
+                    else if (nextTiming != null) timingEndMs = nextTiming.StartMs;
+                    else timingEndMs = lineEndMs;
+
+                    charStartIndex = timing.StartIndex;
+                    charLength = timing.Text.Length;

                    // 当前时间在某个字的高亮区间
-                    if (now >= timing.StartMs && now <= timing.EndMs)
+                    if (now >= timing.StartMs && now <= timingEndMs)
                    {
-                        charStartIndex = timing.StartIndex;
-                        charLength = timing.Text.Length;
-                        if (timing.EndMs != timing.StartMs)
+                        if (timingEndMs != timing.StartMs)
                        {
-                            charProgress = (now - timing.StartMs) / (timing.EndMs - timing.StartMs);
+                            charProgress = (now - timing.StartMs) / (timingEndMs - timing.StartMs);
                        }
                        else
                        {
@@ -252,12 +274,17 @@ namespace BetterLyrics.WinUI3.ViewModels
                        }
                        return;
                    }
+                    else if (now > timingEndMs && (nextTiming == null || now < nextTiming?.StartMs))
+                    {
+                        charProgress = 1f;
+                        return;
+                    }
                }
            }
            else
            {
                // 没有逐字时间轴，直接线性
-                charProgress = (now - line.StartMs) / line.DurationMs;
+                charProgress = (now - line.StartMs) / (lineEndMs - line.StartMs);
                charProgress = Math.Clamp(charProgress, 0f, 1f);
                charStartIndex = 0;
                charLength = line.OriginalText.Length;
@@ -312,6 +339,8 @@ namespace BetterLyrics.WinUI3.ViewModels
                _lastSongArtist = _songArtist;
                _songArtist = SongInfo?.Artist;

+                _songDurationMs = (int)(SongInfo?.DurationMs ?? TimeSpan.FromMinutes(99).TotalMilliseconds);
+
                _songInfoOpacityTransition.Reset(0f);
                _songInfoOpacityTransition.StartTransition(1f);

@@ -361,6 +390,7 @@ namespace BetterLyrics.WinUI3.ViewModels
            else
            {
                _lyricsDataArr.ElementAtOrDefault(0)?.SetDisplayedTextInOriginalText();
+                _langIndex = 0;
                IsTranslating = false;
                _isLayoutChanged = true;
            }
@@ -384,7 +414,16 @@ namespace BetterLyrics.WinUI3.ViewModels
                int found = _translateService.SearchTranslatedLyricsItself(_lyricsDataArr);
                if (found >= 0)
                {
-                    _lyricsDataArr[0].SetDisplayedTextAlongWith(_lyricsDataArr[found]);
+                    if (_showTranslationOnly)
+                    {
+                        _lyricsDataArr[found].SetDisplayedTextInOriginalText();
+                        _langIndex = found;
+                    }
+                    else
+                    {
+                        _lyricsDataArr[0].SetDisplayedTextAlongWith(_lyricsDataArr[found]);
+                        _langIndex = 0;
+                    }
                }
                else
                {
@@ -392,7 +431,17 @@ namespace BetterLyrics.WinUI3.ViewModels
                    {
                        var translated = await _translateService.TranslateTextAsync(originalText, targetLangCode, token);
                        token.ThrowIfCancellationRequested();
-                        _lyricsDataArr[0].SetDisplayedTextAlongWith(translated);
+                        if (_showTranslationOnly)
+                        {
+                            // TODO
+                            _lyricsDataArr[0].SetDisplayedTextAlongWith(translated);
+                            _langIndex = 0;
+                        }
+                        else
+                        {
+                            _lyricsDataArr[0].SetDisplayedTextAlongWith(translated);
+                            _langIndex = 0;
+                        }
                    }
                    catch (Exception) { }
                }
--- a/BetterLyrics.WinUI3/BetterLyrics.WinUI3/Views/LyricsPage.xaml
+++ b/BetterLyrics.WinUI3/BetterLyrics.WinUI3/Views/LyricsPage.xaml
@@ -246,16 +246,26 @@
                    </Button>

                    <!--  Translation  -->
-                    <ToggleButton
-                        x:Name="TranslationToggleButton"
+                    <Button
+                        Click="TranslationButton_Click"
                        Content="{ui:FontIcon FontFamily={StaticResource IconFontFamily},
                                              Glyph=&#xE8BD;}"
-                        IsChecked="{x:Bind ViewModel.IsTranslationEnabled, Mode=TwoWay}"
-                        Style="{StaticResource GhostToggleButtonStyle}">
+                        Style="{StaticResource GhostButtonStyle}">
                        <ToolTipService.ToolTip>
                            <ToolTip x:Name="TranslationToolTip" x:Uid="LyricsPageTranslationButtonToolTip" />
                        </ToolTipService.ToolTip>
-                    </ToggleButton>
+                        <Button.DataContext>
+                            <Flyout x:Name="TranslationFlyout" ShouldConstrainToRootBounds="False">
+                                <StackPanel>
+                                    <ToggleSwitch x:Uid="LyricsPageTranslationEnabled" IsOn="{x:Bind ViewModel.IsTranslationEnabled, Mode=TwoWay}" />
+                                    <ToggleSwitch
+                                        x:Uid="LyricsPageTranslationOnly"
+                                        IsEnabled="{x:Bind ViewModel.IsTranslationEnabled, Mode=OneWay}"
+                                        IsOn="{x:Bind ViewModel.ShowTranslationOnly, Mode=TwoWay}" />
+                                </StackPanel>
+                            </Flyout>
+                        </Button.DataContext>
+                    </Button>

                    <!--  Display type  -->
                    <Button
--- a/BetterLyrics.WinUI3/BetterLyrics.WinUI3/Views/LyricsPage.xaml.cs
+++ b/BetterLyrics.WinUI3/BetterLyrics.WinUI3/Views/LyricsPage.xaml.cs
@@ -71,5 +71,10 @@ namespace BetterLyrics.WinUI3.Views
        {
            TimelineOffsetFlyout.ShowAt(BottomRightCommandStackPanel);
        }
+
+        private void TranslationButton_Click(object sender, RoutedEventArgs e)
+        {
+            TranslationFlyout.ShowAt(BottomRightCommandStackPanel);
+        }
    }
 }