Added ToggleTwoSideDiff(), so we can refresh change-block indicator

Signed-off-by: leo <longshuang@msn.cn>

README.md

@@ -47,7 +47,7 @@
 
 ## Translation Status
 
-[![en_US](https://img.shields.io/badge/en__US-100%25-brightgreen)](TRANSLATION.md) [![de__DE](https://img.shields.io/badge/de__DE-99.57%25-yellow)](TRANSLATION.md) [![es__ES](https://img.shields.io/badge/es__ES-99.14%25-yellow)](TRANSLATION.md) [![fr__FR](https://img.shields.io/badge/fr__FR-98.42%25-yellow)](TRANSLATION.md) [![pt__BR](https://img.shields.io/badge/pt__BR-99.14%25-yellow)](TRANSLATION.md) [![ru__RU](https://img.shields.io/badge/ru__RU-100.00%25-brightgreen)](TRANSLATION.md) [![zh__CN](https://img.shields.io/badge/zh__CN-100.00%25-brightgreen)](TRANSLATION.md) [![zh__TW](https://img.shields.io/badge/zh__TW-100.00%25-brightgreen)](TRANSLATION.md)
+[![en_US](https://img.shields.io/badge/en__US-100%25-brightgreen)](TRANSLATION.md) [![de__DE](https://img.shields.io/badge/de__DE-100.00%25-brightgreen)](TRANSLATION.md) [![es__ES](https://img.shields.io/badge/es__ES-99.14%25-yellow)](TRANSLATION.md) [![fr__FR](https://img.shields.io/badge/fr__FR-98.42%25-yellow)](TRANSLATION.md) [![pt__BR](https://img.shields.io/badge/pt__BR-99.14%25-yellow)](TRANSLATION.md) [![ru__RU](https://img.shields.io/badge/ru__RU-100.00%25-brightgreen)](TRANSLATION.md) [![zh__CN](https://img.shields.io/badge/zh__CN-100.00%25-brightgreen)](TRANSLATION.md) [![zh__TW](https://img.shields.io/badge/zh__TW-100.00%25-brightgreen)](TRANSLATION.md)
 
 ## How to Use
 

TRANSLATION.md

@@ -1,12 +1,10 @@
-### de_DE.axaml: 99.57%
+### de_DE.axaml: 100.00%
 
 
 <details>
 <summary>Missing Keys</summary>
 
-- Text.Repository.FilterCommits.Default
+
-- Text.Repository.FilterCommits.Exclude
-- Text.Repository.FilterCommits.Include
 
 </details>
 

src/Resources/Locales/de_DE.axaml

@@ -58,7 +58,7 @@
   <x:String x:Key="Text.BranchCM.DeleteMultiBranches" xml:space="preserve">Lösche alle ausgewählten {0} Branches</x:String>
   <x:String x:Key="Text.BranchCM.DiscardAll" xml:space="preserve">Alle Änderungen verwerfen</x:String>
   <x:String x:Key="Text.BranchCM.FastForward" xml:space="preserve">Fast-Forward zu ${0}$</x:String>
-  <x:String x:Key="Text.BranchCM.FetchInto" xml:space="preserve">Fetche ${0}$ nach ${1}$...</x:String>
+  <x:String x:Key="Text.BranchCM.FetchInto" xml:space="preserve">Fetche ${0}$ in ${1}$ hinein...</x:String>
   <x:String x:Key="Text.BranchCM.Finish" xml:space="preserve">Git Flow - Abschließen ${0}$</x:String>
   <x:String x:Key="Text.BranchCM.Merge" xml:space="preserve">Merge ${0}$ in ${1}$ hinein...</x:String>
   <x:String x:Key="Text.BranchCM.Pull" xml:space="preserve">Pull ${0}$</x:String>
@@ -162,8 +162,8 @@
   <x:String x:Key="Text.Configure.IssueTracker" xml:space="preserve">TICKETSYSTEM</x:String>
   <x:String x:Key="Text.Configure.IssueTracker.AddSampleGithub" xml:space="preserve">Beispiel für Github-Regel hinzufügen</x:String>
   <x:String x:Key="Text.Configure.IssueTracker.AddSampleJira" xml:space="preserve">Beispiel für Jira-Regel hinzufügen</x:String>
-  <x:String x:Key="Text.Configure.IssueTracker.AddSampleGitLabIssue" xml:space="preserve">Beispiel für eine Gitlab Issue Regel einfügen</x:String>
+  <x:String x:Key="Text.Configure.IssueTracker.AddSampleGitLabIssue" xml:space="preserve">Beispiel für Gitlab Issue Regel einfügen</x:String>
-  <x:String x:Key="Text.Configure.IssueTracker.AddSampleGitLabMergeRequest" xml:space="preserve">Beispiel für einen Gitlab Merge Request einfügen</x:String>
+  <x:String x:Key="Text.Configure.IssueTracker.AddSampleGitLabMergeRequest" xml:space="preserve">Beispiel für Gitlab Merge Request einfügen</x:String>
   <x:String x:Key="Text.Configure.IssueTracker.NewRule" xml:space="preserve">Neue Regel</x:String>
   <x:String x:Key="Text.Configure.IssueTracker.Regex" xml:space="preserve">Ticketnummer Regex-Ausdruck:</x:String>
   <x:String x:Key="Text.Configure.IssueTracker.RuleName" xml:space="preserve">Name:</x:String>
@@ -171,7 +171,7 @@
   <x:String x:Key="Text.Configure.IssueTracker.URLTemplate.Tip" xml:space="preserve">Verwende bitte $1, $2 um auf Regex-Gruppenwerte zuzugreifen.</x:String>
   <x:String x:Key="Text.Configure.OpenAI" xml:space="preserve">OPEN AI</x:String>
   <x:String x:Key="Text.Configure.OpenAI.Prefered" xml:space="preserve">Bevorzugter Service:</x:String>
-  <x:String x:Key="Text.Configure.OpenAI.Prefered.Tip" xml:space="preserve">Wenn der 'Bevorzugte Service' aktiviert ist, wird SourceGit nur dieses Repository nutzen. Ansonsten wird, wenn mehrere Services verfügbar sind, eine Kontextmenü zur Auswahl angezeigt.</x:String>
+  <x:String x:Key="Text.Configure.OpenAI.Prefered.Tip" xml:space="preserve">Der ausgewählte 'Bevorzugte Service' wird nur in diesem Repository gesetzt und verwendet. Wenn keiner gesetzt ist und mehrere Servies verfügbar sind wird ein Kontextmenü zur Auswahl angezeigt.</x:String>
   <x:String x:Key="Text.Configure.Proxy" xml:space="preserve">HTTP Proxy</x:String>
   <x:String x:Key="Text.Configure.Proxy.Placeholder" xml:space="preserve">HTTP Proxy für dieses Repository</x:String>
   <x:String x:Key="Text.Configure.User" xml:space="preserve">Benutzername</x:String>
@@ -265,7 +265,7 @@
   <x:String x:Key="Text.EditRepositoryNode.Target" xml:space="preserve">Ziel:</x:String>
   <x:String x:Key="Text.EditRepositoryNode.TitleForGroup" xml:space="preserve">Ausgewählte Gruppe bearbeiten</x:String>
   <x:String x:Key="Text.EditRepositoryNode.TitleForRepository" xml:space="preserve">Ausgewähltes Repository bearbeiten</x:String>
-  <x:String x:Key="Text.ExecuteCustomAction" xml:space="preserve">Führe benutzerte Aktion aus</x:String>
+  <x:String x:Key="Text.ExecuteCustomAction" xml:space="preserve">Führe benutzerdefinierte Aktion aus</x:String>
   <x:String x:Key="Text.ExecuteCustomAction.Name" xml:space="preserve">Name der Aktion:</x:String>
   <x:String x:Key="Text.FastForwardWithoutCheck" xml:space="preserve">Fast-Forward (ohne Auschecken)</x:String>
   <x:String x:Key="Text.Fetch" xml:space="preserve">Fetch</x:String>
@@ -535,7 +535,7 @@
   <x:String x:Key="Text.Repository.AutoFetching" xml:space="preserve">Änderungen automatisch von Remote fetchen...</x:String>
   <x:String x:Key="Text.Repository.Clean" xml:space="preserve">Aufräumen (GC &amp; Prune)</x:String>
   <x:String x:Key="Text.Repository.CleanTips" xml:space="preserve">Führt `git gc` auf diesem Repository aus.</x:String>
-  <x:String x:Key="Text.Repository.ClearAllCommitsFilter" xml:space="preserve">Alles löschen</x:String>
+  <x:String x:Key="Text.Repository.ClearAllCommitsFilter" xml:space="preserve">Filter aufheben</x:String>
   <x:String x:Key="Text.Repository.Configure" xml:space="preserve">Repository Einstellungen</x:String>
   <x:String x:Key="Text.Repository.Continue" xml:space="preserve">WEITER</x:String>
   <x:String x:Key="Text.Repository.CustomActions" xml:space="preserve">Benutzerdefinierte Aktionen</x:String>
@@ -543,6 +543,9 @@
   <x:String x:Key="Text.Repository.EnableReflog" xml:space="preserve">Aktiviere '--reflog' Option</x:String>
   <x:String x:Key="Text.Repository.Explore" xml:space="preserve">Öffne im Datei-Browser</x:String>
   <x:String x:Key="Text.Repository.Filter" xml:space="preserve">Suche Branches/Tags/Submodule</x:String>
+  <x:String x:Key="Text.Repository.FilterCommits.Default" xml:space="preserve">Aufheben</x:String>
+  <x:String x:Key="Text.Repository.FilterCommits.Exclude" xml:space="preserve">Im Graph ausblenden</x:String>
+  <x:String x:Key="Text.Repository.FilterCommits.Include" xml:space="preserve">Im Graph filtern</x:String>
   <x:String x:Key="Text.Repository.LocalBranches" xml:space="preserve">LOKALE BRANCHES</x:String>
   <x:String x:Key="Text.Repository.NavigateToCurrentHead" xml:space="preserve">Zum HEAD wechseln</x:String>
   <x:String x:Key="Text.Repository.FirstParentFilterToggle" xml:space="preserve">Aktiviere '--first-parent' Option</x:String>
@@ -601,7 +604,7 @@
   <x:String x:Key="Text.Start" xml:space="preserve">START</x:String>
   <x:String x:Key="Text.Stash" xml:space="preserve">Stash</x:String>
   <x:String x:Key="Text.Stash.IncludeUntracked" xml:space="preserve">Inklusive nicht-verfolgter Dateien</x:String>
-  <x:String x:Key="Text.Stash.KeepIndex" xml:space="preserve">Behalte Dateien des Stages</x:String>
+  <x:String x:Key="Text.Stash.KeepIndex" xml:space="preserve">Behalte gestagte Dateien</x:String>
   <x:String x:Key="Text.Stash.Message" xml:space="preserve">Name:</x:String>
   <x:String x:Key="Text.Stash.Message.Placeholder" xml:space="preserve">Optional. Name dieses Stashes</x:String>
   <x:String x:Key="Text.Stash.OnlyStagedChanges" xml:space="preserve">Nur gestagte Änderungen</x:String>

src/ViewModels/CommitDetail.cs

@@ -293,7 +293,7 @@ namespace SourceGit.ViewModels
             history.Icon = App.CreateMenuIcon("Icons.Histories");
             history.Click += (_, ev) =>
             {
-                var window = new Views.FileHistories() { DataContext = new FileHistories(_repo, change.Path) };
+                var window = new Views.FileHistories() { DataContext = new FileHistories(_repo, change.Path, _commit.SHA) };
                 window.Show();
                 ev.Handled = true;
             };
@@ -434,7 +434,7 @@ namespace SourceGit.ViewModels
             history.Icon = App.CreateMenuIcon("Icons.Histories");
             history.Click += (_, ev) =>
             {
-                var window = new Views.FileHistories() { DataContext = new FileHistories(_repo, file.Path) };
+                var window = new Views.FileHistories() { DataContext = new FileHistories(_repo, file.Path, _commit.SHA) };
                 window.Show();
                 ev.Handled = true;
             };

src/ViewModels/DiffContext.cs

@@ -145,6 +145,12 @@ namespace SourceGit.ViewModels
             LoadDiffContent();
         }
 
+        public void ToggleTwoSideDiff()
+        {
+            Preference.Instance.UseSideBySideDiff = !Preference.Instance.UseSideBySideDiff;
+            RefreshChangeBlockIndicator();
+        }
+
         public void OpenExternalMergeTool()
         {
             var toolType = Preference.Instance.ExternalMergeToolType;

src/ViewModels/FileHistories.cs

@@ -57,14 +57,14 @@ namespace SourceGit.ViewModels
             private set => SetProperty(ref _viewContent, value);
         }
 
-        public FileHistories(Repository repo, string file)
+        public FileHistories(Repository repo, string file, string commit = null)
         {
             _repo = repo;
             _file = file;
 
             Task.Run(() =>
             {
-                var commits = new Commands.QueryCommits(_repo.FullPath, $"-n 10000 -- \"{file}\"", false).Result();
+                var commits = new Commands.QueryCommits(_repo.FullPath, $"-n 10000 {commit} -- \"{file}\"", false).Result();
                 Dispatcher.UIThread.Invoke(() =>
                 {
                     IsLoading = false;

src/Views/CommitRefsPresenter.cs

@@ -38,7 +38,7 @@ namespace SourceGit.Views
         }
 
         public static readonly StyledProperty<IBrush> BackgroundProperty =
-            AvaloniaProperty.Register<CommitRefsPresenter, IBrush>(nameof(Background), null);
+            AvaloniaProperty.Register<CommitRefsPresenter, IBrush>(nameof(Background), Brushes.Transparent);
 
         public IBrush Background
         {
@@ -56,7 +56,7 @@ namespace SourceGit.Views
         }
 
         public static readonly StyledProperty<bool> UseGraphColorProperty =
-            AvaloniaProperty.Register<CommitRefsPresenter, bool>(nameof(UseGraphColor), false);
+            AvaloniaProperty.Register<CommitRefsPresenter, bool>(nameof(UseGraphColor));
 
         public bool UseGraphColor
         {
@@ -96,7 +96,6 @@ namespace SourceGit.Views
             var x = 1.0;
             foreach (var item in _items)
             {
-                var iconRect = new RoundedRect(new Rect(x, 0, 16, 16), new CornerRadius(2, 0, 0, 2));
                 var entireRect = new RoundedRect(new Rect(x, 0, item.Width, 16), new CornerRadius(2));
 
                 if (item.IsHead)

src/Views/DiffView.axaml

@@ -131,7 +131,8 @@
 
             <ToggleButton Classes="line_path"
                           Width="28" Height="18"
-                          IsChecked="{Binding Source={x:Static vm:Preference.Instance}, Path=UseSideBySideDiff, Mode=TwoWay}"
+                          Command="{Binding ToggleTwoSideDiff}"
+                          IsChecked="{Binding Source={x:Static vm:Preference.Instance}, Path=UseSideBySideDiff, Mode=OneWay}"
                           IsVisible="{Binding IsTextDiff}"
                           ToolTip.Tip="{DynamicResource Text.Diff.SideBySide}">
               <Path Width="12" Height="12" Data="{StaticResource Icons.LayoutHorizontal}" Margin="0,2,0,0"/>

src/Views/TextDiffView.axaml

@@ -13,28 +13,40 @@
     <ContentControl x:Name="Editor">
       <ContentControl.DataTemplates>
         <DataTemplate DataType="m:TextDiff">
-          <v:CombinedTextDiffPresenter FileName="{Binding File}"
+          <Grid ColumnDefinitions="*,1,8">
-                                       Foreground="{DynamicResource Brush.FG1}"
+            <v:CombinedTextDiffPresenter Grid.Column="0" 
-                                       LineBrush="{DynamicResource Brush.Border2}"
+                                         x:Name="CombinedPresenter"
-                                       EmptyContentBackground="{DynamicResource Brush.Diff.EmptyBG}"
+                                         FileName="{Binding File}"
-                                       AddedContentBackground="{DynamicResource Brush.Diff.AddedBG}"
+                                         Foreground="{DynamicResource Brush.FG1}"
-                                       DeletedContentBackground="{DynamicResource Brush.Diff.DeletedBG}"
+                                         LineBrush="{DynamicResource Brush.Border2}"
-                                       AddedHighlightBrush="{DynamicResource Brush.Diff.AddedHighlight}"
+                                         EmptyContentBackground="{DynamicResource Brush.Diff.EmptyBG}"
-                                       DeletedHighlightBrush="{DynamicResource Brush.Diff.DeletedHighlight}"
+                                         AddedContentBackground="{DynamicResource Brush.Diff.AddedBG}"
-                                       IndicatorForeground="{DynamicResource Brush.FG2}"
+                                         DeletedContentBackground="{DynamicResource Brush.Diff.DeletedBG}"
-                                       FontFamily="{DynamicResource Fonts.Monospace}"
+                                         AddedHighlightBrush="{DynamicResource Brush.Diff.AddedHighlight}"
-                                       FontSize="{Binding Source={x:Static vm:Preference.Instance}, Path=EditorFontSize}"
+                                         DeletedHighlightBrush="{DynamicResource Brush.Diff.DeletedHighlight}"
-                                       UseSyntaxHighlighting="{Binding Source={x:Static vm:Preference.Instance}, Path=UseSyntaxHighlighting}"
+                                         IndicatorForeground="{DynamicResource Brush.FG2}"
-                                       WordWrap="{Binding Source={x:Static vm:Preference.Instance}, Path=EnableDiffViewWordWrap}"
+                                         FontFamily="{DynamicResource Fonts.Monospace}"
-                                       ShowHiddenSymbols="{Binding Source={x:Static vm:Preference.Instance}, Path=ShowHiddenSymbolsInDiffView}"
+                                         FontSize="{Binding Source={x:Static vm:Preference.Instance}, Path=EditorFontSize}"
-                                       CurrentChangeBlockIdx="{Binding #ThisControl.CurrentChangeBlockIdx}"
+                                         UseSyntaxHighlighting="{Binding Source={x:Static vm:Preference.Instance}, Path=UseSyntaxHighlighting}"
-                                       EnableChunkSelection="{Binding #ThisControl.EnableChunkSelection}"
+                                         WordWrap="{Binding Source={x:Static vm:Preference.Instance}, Path=EnableDiffViewWordWrap}"
-                                       SelectedChunk="{Binding #ThisControl.SelectedChunk, Mode=TwoWay}"/>
+                                         ShowHiddenSymbols="{Binding Source={x:Static vm:Preference.Instance}, Path=ShowHiddenSymbolsInDiffView}"
+                                         CurrentChangeBlockIdx="{Binding #ThisControl.CurrentChangeBlockIdx}"
+                                         EnableChunkSelection="{Binding #ThisControl.EnableChunkSelection}"
+                                         SelectedChunk="{Binding #ThisControl.SelectedChunk, Mode=TwoWay}"/>
+            
+            <Rectangle Grid.Column="1" Fill="{DynamicResource Brush.Border2}" Width="1" HorizontalAlignment="Center" VerticalAlignment="Stretch"/>
+
+            <v:TextDiffViewMinimap Grid.Column="2"
+                                   DisplayRange="{Binding #CombinedPresenter.DisplayRange}"
+                                   AddedLineBrush="{DynamicResource Brush.Diff.AddedBG}"
+                                   DeletedLineBrush="{DynamicResource Brush.Diff.DeletedBG}"/>
+          </Grid>
         </DataTemplate>
 
         <DataTemplate DataType="vm:TwoSideTextDiff">
-          <Grid ColumnDefinitions="*,1,*">
+          <Grid ColumnDefinitions="*,1,*,1,12">
             <v:SingleSideTextDiffPresenter Grid.Column="0"
+                                           x:Name="LeftSidePresenter"
                                            IsOld="True"
                                            FileName="{Binding File}"
                                            Foreground="{DynamicResource Brush.FG1}"
@@ -75,6 +87,13 @@
                                            CurrentChangeBlockIdx="{Binding #ThisControl.CurrentChangeBlockIdx}"
                                            EnableChunkSelection="{Binding #ThisControl.EnableChunkSelection}"
                                            SelectedChunk="{Binding #ThisControl.SelectedChunk, Mode=TwoWay}"/>
+            
+            <Rectangle Grid.Column="3" Fill="{DynamicResource Brush.Border2}" Width="1" HorizontalAlignment="Center" VerticalAlignment="Stretch"/>
+
+            <v:TextDiffViewMinimap Grid.Column="4"
+                                   DisplayRange="{Binding #LeftSidePresenter.DisplayRange}"
+                                   AddedLineBrush="{DynamicResource Brush.Diff.AddedBG}"
+                                   DeletedLineBrush="{DynamicResource Brush.Diff.DeletedBG}"/>
           </Grid>
         </DataTemplate>
       </ContentControl.DataTemplates>

src/Views/TextDiffView.axaml.cs

@@ -46,6 +46,18 @@ namespace SourceGit.Views
         }
     }
 
+    public record TextDiffViewRange
+    {
+        public int StartIdx { get; set; } = 0;
+        public int EndIdx { get; set; } = 0;
+
+        public TextDiffViewRange(int startIdx, int endIdx)
+        {
+            StartIdx = startIdx;
+            EndIdx = endIdx;
+        }
+    }
+
     public class ThemedTextDiffPresenter : TextEditor
     {
         public class VerticalSeperatorMargin : AbstractMargin
@@ -211,7 +223,6 @@ namespace SourceGit.Views
                 if (presenter == null)
                     return new Size(0, 0);
 
-                var maxLineNumber = presenter.GetMaxLineNumber();
                 var typeface = TextView.CreateTypeface();
                 var test = new FormattedText(
                     $"-",
@@ -483,6 +494,15 @@ namespace SourceGit.Views
             set => SetValue(SelectedChunkProperty, value);
         }
         
+        public static readonly StyledProperty<TextDiffViewRange> DisplayRangeProperty =
+            AvaloniaProperty.Register<ThemedTextDiffPresenter, TextDiffViewRange>(nameof(DisplayRange), new TextDiffViewRange(0, 0));
+
+        public TextDiffViewRange DisplayRange
+        {
+            get => GetValue(DisplayRangeProperty);
+            set => SetValue(DisplayRangeProperty, value);
+        }
+
         public static readonly StyledProperty<int> CurrentChangeBlockIdxProperty =
             AvaloniaProperty.Register<ThemedTextDiffPresenter, int>(nameof(CurrentChangeBlockIdx));
 
@@ -526,25 +546,11 @@ namespace SourceGit.Views
 
         public void GotoPrevChange()
         {
-            var view = TextArea.TextView;
+            var firstLineIdx = DisplayRange.StartIdx;
-            var lines = GetLines();
-            var firstLineIdx = lines.Count;
-            foreach (var line in view.VisualLines)
-            {
-                if (line.IsDisposed || line.FirstDocumentLine == null || line.FirstDocumentLine.IsDeleted)
-                    continue;
-
-                var index = line.FirstDocumentLine.LineNumber - 1;
-                if (index >= lines.Count)
-                    continue;
-
-                if (firstLineIdx > index)
-                    firstLineIdx = index;
-            }
-
             if (firstLineIdx <= 1)
                 return;
             
+            var lines = GetLines();
             var firstLineType = lines[firstLineIdx].Type;
             var prevLineType = lines[firstLineIdx - 1].Type;
             var isChangeFirstLine = firstLineType != Models.TextDiffLineType.Normal && firstLineType != Models.TextDiffLineType.Indicator;
@@ -583,22 +589,8 @@ namespace SourceGit.Views
 
         public void GotoNextChange()
         {
-            var view = TextArea.TextView;
             var lines = GetLines();
-            var lastLineIdx = -1;
+            var lastLineIdx = DisplayRange.EndIdx;
-            foreach (var line in view.VisualLines)
-            {
-                if (line.IsDisposed || line.FirstDocumentLine == null || line.FirstDocumentLine.IsDeleted)
-                    continue;
-
-                var index = line.FirstDocumentLine.LineNumber - 1;
-                if (index >= lines.Count)
-                    continue;
-
-                if (lastLineIdx < index)
-                    lastLineIdx = index;
-            }
-
             if (lastLineIdx >= lines.Count - 1)
                 return;
 
@@ -671,6 +663,7 @@ namespace SourceGit.Views
             TextArea.TextView.PointerEntered += OnTextViewPointerChanged;
             TextArea.TextView.PointerMoved += OnTextViewPointerChanged;
             TextArea.TextView.PointerWheelChanged += OnTextViewPointerWheelChanged;
+            TextArea.TextView.VisualLinesChanged += OnTextViewVisualLinesChanged;
 
             UpdateTextMate();
         }
@@ -683,6 +676,7 @@ namespace SourceGit.Views
             TextArea.TextView.PointerEntered -= OnTextViewPointerChanged;
             TextArea.TextView.PointerMoved -= OnTextViewPointerChanged;
             TextArea.TextView.PointerWheelChanged -= OnTextViewPointerWheelChanged;
+            TextArea.TextView.VisualLinesChanged -= OnTextViewVisualLinesChanged;
 
             if (_textMate != null)
             {
@@ -790,6 +784,34 @@ namespace SourceGit.Views
             }
         }
 
+        private void OnTextViewVisualLinesChanged(object sender, EventArgs e)
+        {
+            if (!TextArea.TextView.VisualLinesValid)
+            {
+                SetCurrentValue(DisplayRangeProperty, new TextDiffViewRange(0, 0));
+                return;
+            }
+
+            var lines = GetLines();
+            var start = int.MaxValue;
+            var count = 0;
+            foreach (var line in TextArea.TextView.VisualLines)
+            {
+                if (line.IsDisposed || line.FirstDocumentLine == null || line.FirstDocumentLine.IsDeleted)
+                    continue;
+
+                var index = line.FirstDocumentLine.LineNumber - 1;
+                if (index >= lines.Count)
+                    continue;
+
+                count++;
+                if (start > index)
+                    start = index;
+            }
+            
+            SetCurrentValue(DisplayRangeProperty, new TextDiffViewRange(start, start + count));
+        }
+
         protected void TrySetChunk(TextDiffViewChunk chunk)
         {
             var old = SelectedChunk;
@@ -1107,12 +1129,8 @@ namespace SourceGit.Views
 
         private void OnTextViewScrollGotFocus(object sender, GotFocusEventArgs e)
         {
-            if (EnableChunkSelection && sender is ScrollViewer viewer)
+            if (EnableChunkSelection && !TextArea.IsPointerOver)
-            {
+                TrySetChunk(null);
-                var area = viewer.FindDescendantOfType<TextArea>();
-                if (!area.IsPointerOver)
-                    TrySetChunk(null);
-            }
         }
     }
 
@@ -1127,6 +1145,8 @@ namespace SourceGit.Views
 
         public void ForceSyncScrollOffset()
         {
+            if (_scrollViewer == null)
+                return;
             if (DataContext is ViewModels.TwoSideTextDiff diff)
                 diff.SyncScrollOffset = _scrollViewer.Offset;
         }
@@ -1344,12 +1364,8 @@ namespace SourceGit.Views
 
         private void OnTextViewScrollGotFocus(object sender, GotFocusEventArgs e)
         {
-            if (EnableChunkSelection && sender is ScrollViewer viewer)
+            if (EnableChunkSelection && !TextArea.IsPointerOver)
-            {
+                TrySetChunk(null);
-                var area = viewer.FindDescendantOfType<TextArea>();
-                if (!area.IsPointerOver)
-                    TrySetChunk(null);
-            }
         }
 
         private void OnTextViewScrollChanged(object sender, ScrollChangedEventArgs e)
@@ -1367,6 +1383,124 @@ namespace SourceGit.Views
         private ScrollViewer _scrollViewer = null;
     }
     
+    public class TextDiffViewMinimap : Control
+    {   
+        public static readonly StyledProperty<IBrush> AddedLineBrushProperty =
+            AvaloniaProperty.Register<TextDiffViewMinimap, IBrush>(nameof(AddedLineBrush), new SolidColorBrush(Color.FromArgb(60, 0, 255, 0)));
+
+        public IBrush AddedLineBrush
+        {
+            get => GetValue(AddedLineBrushProperty);
+            set => SetValue(AddedLineBrushProperty, value);
+        }
+
+        public static readonly StyledProperty<IBrush> DeletedLineBrushProperty =
+            AvaloniaProperty.Register<TextDiffViewMinimap, IBrush>(nameof(DeletedLineBrush), new SolidColorBrush(Color.FromArgb(60, 255, 0, 0)));
+
+        public IBrush DeletedLineBrush
+        {
+            get => GetValue(DeletedLineBrushProperty);
+            set => SetValue(DeletedLineBrushProperty, value);
+        }
+        
+        public static readonly StyledProperty<TextDiffViewRange> DisplayRangeProperty =
+            AvaloniaProperty.Register<TextDiffViewMinimap, TextDiffViewRange>(nameof(DisplayRange), new TextDiffViewRange(0, 0));
+
+        public TextDiffViewRange DisplayRange
+        {
+            get => GetValue(DisplayRangeProperty);
+            set => SetValue(DisplayRangeProperty, value);
+        }
+        
+        public static readonly StyledProperty<Color> DisplayRangeColorProperty =
+            AvaloniaProperty.Register<TextDiffViewMinimap, Color>(nameof(DisplayRangeColor), Colors.RoyalBlue);
+
+        public Color DisplayRangeColor
+        {
+            get => GetValue(DisplayRangeColorProperty);
+            set => SetValue(DisplayRangeColorProperty, value);
+        }
+
+        static TextDiffViewMinimap()
+        {
+            AffectsRender<TextDiffViewMinimap>(
+                AddedLineBrushProperty,
+                DeletedLineBrushProperty,
+                DisplayRangeProperty,
+                DisplayRangeColorProperty);
+        }
+
+        public override void Render(DrawingContext context)
+        {
+            var total = 0;
+            if (DataContext is ViewModels.TwoSideTextDiff twoSideDiff)
+            {
+                var halfWidth = Bounds.Width * 0.5;
+                total = Math.Max(twoSideDiff.Old.Count, twoSideDiff.New.Count);
+                RenderSingleSide(context, twoSideDiff.Old, 0, halfWidth);
+                RenderSingleSide(context, twoSideDiff.New, halfWidth, halfWidth);
+            }
+            else if (DataContext is Models.TextDiff diff)
+            {
+                total = diff.Lines.Count;
+                RenderSingleSide(context, diff.Lines, 0, Bounds.Width);
+            }
+            
+            var range = DisplayRange;
+            if (range.EndIdx == 0)
+                return;
+
+            var startY = range.StartIdx / (total * 1.0) * Bounds.Height;
+            var endY = range.EndIdx / (total * 1.0) * Bounds.Height;
+            var color = DisplayRangeColor;
+            var brush = new SolidColorBrush(color, 0.2);
+            var pen = new Pen(color.ToUInt32());
+            var rect = new Rect(0, startY, Bounds.Width, endY - startY);
+
+            context.DrawRectangle(brush, null, rect);
+            context.DrawLine(pen, rect.TopLeft, rect.TopRight);
+            context.DrawLine(pen, rect.BottomLeft, rect.BottomRight);
+        }
+
+        protected override void OnDataContextChanged(EventArgs e)
+        {
+            base.OnDataContextChanged(e);
+            InvalidateVisual();
+        }
+
+        private void RenderSingleSide(DrawingContext context, List<Models.TextDiffLine> lines, double x, double width)
+        {
+            var total = lines.Count;
+            var lastLineType = Models.TextDiffLineType.Indicator;
+            var lastLineTypeStart = 0;
+
+            for (int i = 0; i < total; i++)
+            {
+                var line = lines[i];
+                if (line.Type != lastLineType)
+                {
+                    RenderBlock(context, lastLineType, lastLineTypeStart, i - lastLineTypeStart, total, x, width);
+
+                    lastLineType = line.Type;
+                    lastLineTypeStart = i;
+                }
+            }
+            
+            RenderBlock(context, lastLineType, lastLineTypeStart, total - lastLineTypeStart, total, x, width);
+        }
+
+        private void RenderBlock(DrawingContext context, Models.TextDiffLineType type, int start, int count, int total, double x, double width)
+        {
+            if (type == Models.TextDiffLineType.Added || type == Models.TextDiffLineType.Deleted)
+            {
+                var brush = type == Models.TextDiffLineType.Added ? AddedLineBrush : DeletedLineBrush;
+                var y = start / (total * 1.0) * Bounds.Height;
+                var h = count / (total * 1.0) * Bounds.Height;
+                context.DrawRectangle(brush, null, new Rect(x, y, width, h));
+            }
+        }
+    }
+    
     public partial class TextDiffView : UserControl
     {
         public static readonly StyledProperty<bool> UseSideBySideDiffProperty =
@@ -1452,7 +1586,7 @@ namespace SourceGit.Views
 
             CurrentChangeBlockIdxProperty.Changed.AddClassHandler<TextDiffView>((v, e) =>
             {
-                if (v.Editor.Presenter != null)
+                if ((int)e.NewValue >= 0 && v.Editor.Presenter != null)
                 {
                     foreach (var p in v.Editor.Presenter.GetVisualDescendants().OfType<ThemedTextDiffPresenter>())
                     {
@@ -1472,7 +1606,7 @@ namespace SourceGit.Views
         protected override void OnDataContextChanged(EventArgs e)
         {
             base.OnDataContextChanged(e);
-            RefreshContent(DataContext as Models.TextDiff, true);
+            RefreshContent(DataContext as Models.TextDiff);
         }
 
         protected override void OnPointerExited(PointerEventArgs e)