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Code Issues Projects Releases Packages Wiki Activity Actions 2

enhance: leave the current state until we got the new diff result to reduce flickering

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This commit is contained in:
leo 2024-03-20 18:27:48 +08:00
parent 2782ef4cc1
commit 340fe9e3ba
10 changed files with 158 additions and 227 deletions
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166
src/SourceGit/Views/TextDiffView.axaml.cs
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@ -9,7 +9,6 @@ using Avalonia.Controls;
using Avalonia.Controls.Primitives;
using Avalonia.Interactivity;
using Avalonia.Media;
using Avalonia.Styling;
using Avalonia.VisualTree;
using AvaloniaEdit;
@ -19,8 +18,6 @@ using AvaloniaEdit.Rendering;
using AvaloniaEdit.TextMate;
using AvaloniaEdit.Utils;
using TextMateSharp.Grammars;
namespace SourceGit.Views
{
public class CombinedTextDiffPresenter : TextEditor
@ -160,10 +157,9 @@ namespace SourceGit.Views
private static readonly Brush HL_ADDED = new SolidColorBrush(Color.FromArgb(90, 0, 255, 0));
private static readonly Brush HL_DELETED = new SolidColorBrush(Color.FromArgb(80, 255, 0, 0));
public LineStyleTransformer(CombinedTextDiffPresenter editor, IBrush indicatorFG)
public LineStyleTransformer(CombinedTextDiffPresenter editor)
{
_editor = editor;
_indicatorFG = indicatorFG;
_indicatorTypeface = new Typeface("fonts:SourceGit#JetBrains Mono", FontStyle.Italic);
}
@ -177,7 +173,7 @@ namespace SourceGit.Views
{
ChangeLinePart(line.Offset, line.EndOffset, v =>
{
v.TextRunProperties.SetForegroundBrush(_indicatorFG);
v.TextRunProperties.SetForegroundBrush(_editor.SecondaryFG);
v.TextRunProperties.SetTypeface(_indicatorTypeface);
});
@ -198,7 +194,6 @@ namespace SourceGit.Views
}
private readonly CombinedTextDiffPresenter _editor;
private readonly IBrush _indicatorFG = Brushes.DarkGray;
private readonly Typeface _indicatorTypeface = Typeface.Default;
}
@ -233,14 +228,11 @@ namespace SourceGit.Views
public CombinedTextDiffPresenter() : base(new TextArea(), new TextDocument())
{
_lineStyleTransformer = new LineStyleTransformer(this);
IsReadOnly = true;
ShowLineNumbers = false;
WordWrap = false;
}
protected override void OnLoaded(RoutedEventArgs e)
{
base.OnLoaded(e);
TextArea.LeftMargins.Add(new LineNumberMargin(this, true) { Margin = new Thickness(8, 0) });
TextArea.LeftMargins.Add(new VerticalSeperatorMargin(this));
@ -249,37 +241,34 @@ namespace SourceGit.Views
TextArea.TextView.Margin = new Thickness(4, 0);
TextArea.TextView.BackgroundRenderers.Add(new LineBackgroundRenderer(this));
}
protected override void OnLoaded(RoutedEventArgs e)
{
base.OnLoaded(e);
_textMate = Models.TextMateHelper.CreateForEditor(this);
if (DiffData != null) Models.TextMateHelper.SetGrammarByFileName(_textMate, DiffData.File);
TextArea.TextView.LineTransformers.Add(_lineStyleTransformer);
TextArea.TextView.ContextRequested += OnTextViewContextRequested;
TextArea.TextView.ScrollOffsetChanged += OnTextViewScrollOffsetChanged;
if (App.Current?.ActualThemeVariant == ThemeVariant.Dark)
{
_registryOptions = new RegistryOptions(ThemeName.DarkPlus);
}
else
{
_registryOptions = new RegistryOptions(ThemeName.LightPlus);
}
_textMate = this.InstallTextMate(_registryOptions);
UpdateGrammar();
// This line must after InstallTextMate.
TextArea.TextView.LineTransformers.Add(new LineStyleTransformer(this, SecondaryFG));
}
protected override void OnUnloaded(RoutedEventArgs e)
{
base.OnUnloaded(e);
TextArea.LeftMargins.Clear();
TextArea.TextView.BackgroundRenderers.Clear();
TextArea.TextView.LineTransformers.Clear();
TextArea.TextView.LineTransformers.Remove(_lineStyleTransformer);
TextArea.TextView.ContextRequested -= OnTextViewContextRequested;
TextArea.TextView.ScrollOffsetChanged -= OnTextViewScrollOffsetChanged;
_registryOptions = null;
_textMate.Dispose();
_textMate = null;
if (_textMate != null)
{
_textMate.Dispose();
_textMate = null;
}
GC.Collect();
}
@ -328,7 +317,7 @@ namespace SourceGit.Views
builder.AppendLine(line.Content);
}
UpdateGrammar();
Models.TextMateHelper.SetGrammarByFileName(_textMate, DiffData.File);
Text = builder.ToString();
}
else
@ -344,36 +333,14 @@ namespace SourceGit.Views
scrollable.Offset = SyncScrollOffset;
}
}
else if (change.Property.Name == "ActualThemeVariant" && change.NewValue != null && _textMate != null)
else if (change.Property.Name == "ActualThemeVariant" && change.NewValue != null)
{
if (App.Current?.ActualThemeVariant == ThemeVariant.Dark)
{
_textMate.SetTheme(_registryOptions.LoadTheme(ThemeName.DarkPlus));
}
else
{
_textMate.SetTheme(_registryOptions.LoadTheme(ThemeName.LightPlus));
}
Models.TextMateHelper.SetThemeByApp(_textMate);
}
}
private void UpdateGrammar()
{
if (_textMate == null || DiffData == null) return;
var ext = Path.GetExtension(DiffData.File);
if (ext == ".h")
{
_textMate.SetGrammar(_registryOptions.GetScopeByLanguageId("cpp"));
}
else
{
_textMate.SetGrammar(_registryOptions.GetScopeByExtension(ext));
}
}
private RegistryOptions _registryOptions;
private TextMate.Installation _textMate;
private LineStyleTransformer _lineStyleTransformer = null;
}
public class SingleSideTextDiffPresenter : TextEditor
@ -513,10 +480,9 @@ namespace SourceGit.Views
private static readonly Brush HL_ADDED = new SolidColorBrush(Color.FromArgb(90, 0, 255, 0));
private static readonly Brush HL_DELETED = new SolidColorBrush(Color.FromArgb(80, 255, 0, 0));
public LineStyleTransformer(SingleSideTextDiffPresenter editor, IBrush indicatorFG)
public LineStyleTransformer(SingleSideTextDiffPresenter editor)
{
_editor = editor;
_indicatorFG = indicatorFG;
_indicatorTypeface = new Typeface("fonts:SourceGit#JetBrains Mono", FontStyle.Italic);
}
@ -531,7 +497,7 @@ namespace SourceGit.Views
{
ChangeLinePart(line.Offset, line.EndOffset, v =>
{
v.TextRunProperties.SetForegroundBrush(_indicatorFG);
v.TextRunProperties.SetForegroundBrush(_editor.SecondaryFG);
v.TextRunProperties.SetTypeface(_indicatorTypeface);
});
@ -552,7 +518,6 @@ namespace SourceGit.Views
}
private readonly SingleSideTextDiffPresenter _editor;
private readonly IBrush _indicatorFG = Brushes.DarkGray;
private readonly Typeface _indicatorTypeface = Typeface.Default;
}
@ -596,9 +561,16 @@ namespace SourceGit.Views
public SingleSideTextDiffPresenter() : base(new TextArea(), new TextDocument())
{
_lineStyleTransformer = new LineStyleTransformer(this);
IsReadOnly = true;
ShowLineNumbers = false;
WordWrap = false;
TextArea.LeftMargins.Add(new LineNumberMargin(this) { Margin = new Thickness(8, 0) });
TextArea.LeftMargins.Add(new VerticalSeperatorMargin(this));
TextArea.TextView.Margin = new Thickness(4, 0);
TextArea.TextView.BackgroundRenderers.Add(new LineBackgroundRenderer(this));
}
protected override void OnLoaded(RoutedEventArgs e)
@ -612,26 +584,11 @@ namespace SourceGit.Views
_scrollViewer.ScrollChanged += OnTextViewScrollChanged;
}
TextArea.LeftMargins.Add(new LineNumberMargin(this) { Margin = new Thickness(8, 0) });
TextArea.LeftMargins.Add(new VerticalSeperatorMargin(this));
TextArea.TextView.Margin = new Thickness(4, 0);
TextArea.TextView.BackgroundRenderers.Add(new LineBackgroundRenderer(this));
_textMate = Models.TextMateHelper.CreateForEditor(this);
if (DiffData != null) Models.TextMateHelper.SetGrammarByFileName(_textMate, DiffData.File);
TextArea.TextView.LineTransformers.Add(_lineStyleTransformer);
TextArea.TextView.ContextRequested += OnTextViewContextRequested;
if (App.Current?.ActualThemeVariant == ThemeVariant.Dark)
{
_registryOptions = new RegistryOptions(ThemeName.DarkPlus);
}
else
{
_registryOptions = new RegistryOptions(ThemeName.LightPlus);
}
_textMate = this.InstallTextMate(_registryOptions);
UpdateGrammar();
// This line must after InstallTextMate
TextArea.TextView.LineTransformers.Add(new LineStyleTransformer(this, SecondaryFG));
}
protected override void OnUnloaded(RoutedEventArgs e)
@ -644,13 +601,15 @@ namespace SourceGit.Views
_scrollViewer = null;
}
TextArea.LeftMargins.Clear();
TextArea.TextView.BackgroundRenderers.Clear();
TextArea.TextView.LineTransformers.Clear();
if (_textMate != null)
{
_textMate.Dispose();
_textMate = null;
}
TextArea.TextView.LineTransformers.Remove(_lineStyleTransformer);
TextArea.TextView.ContextRequested -= OnTextViewContextRequested;
_registryOptions = null;
_textMate.Dispose();
_textMate = null;
GC.Collect();
}
@ -716,7 +675,7 @@ namespace SourceGit.Views
}
}
UpdateGrammar();
Models.TextMateHelper.SetGrammarByFileName(_textMate, DiffData.File);
Text = builder.ToString();
}
else
@ -744,37 +703,14 @@ namespace SourceGit.Views
}
}
}
else if (change.Property.Name == "ActualThemeVariant" && change.NewValue != null && _textMate != null)
else if (change.Property.Name == "ActualThemeVariant" && change.NewValue != null)
{
if (App.Current?.ActualThemeVariant == ThemeVariant.Dark)
{
_textMate.SetTheme(_registryOptions.LoadTheme(ThemeName.DarkPlus));
}
else
{
_textMate.SetTheme(_registryOptions.LoadTheme(ThemeName.LightPlus));
}
Models.TextMateHelper.SetThemeByApp(_textMate);
}
}
private void UpdateGrammar()
{
if (_textMate == null || DiffData == null) return;
var ext = Path.GetExtension(DiffData.File);
if (ext == ".h")
{
_textMate.SetGrammar(_registryOptions.GetScopeByLanguageId("cpp"));
}
else
{
_textMate.SetGrammar(_registryOptions.GetScopeByExtension(ext));
}
}
private RegistryOptions _registryOptions;
private TextMate.Installation _textMate;
private LineStyleTransformer _lineStyleTransformer = null;
private ScrollViewer _scrollViewer = null;
private bool _syncScrollingByOthers = false;
}