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Code Issues Projects Releases Packages Wiki Activity Actions 2

feature<DiffViewer>: enable Alt+MouseWheel for horizontal scrolling in DiffViewer

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This commit is contained in:
leo 2021-05-12 21:01:08 +08:00
parent c4525201b4
commit 0810e19f93
1 changed files with 17 additions and 2 deletions
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19
src/Views/Widgets/DiffViewer.xaml.cs
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@ -412,8 +412,9 @@ namespace SourceGit.Views.Widgets {
grid.EnableColumnVirtualization = true; grid.EnableColumnVirtualization = true;
grid.RowHeight = 16.0; grid.RowHeight = 16.0;
grid.FrozenColumnCount = lineNumbers.Length; grid.FrozenColumnCount = lineNumbers.Length;
grid.ContextMenuOpening += OnTextDiffContextMenuOpening;
grid.RowStyle = FindResource("Style.DataGridRow.DiffViewer") as Style; grid.RowStyle = FindResource("Style.DataGridRow.DiffViewer") as Style;
grid.ContextMenuOpening += OnTextDiffContextMenuOpening;
grid.PreviewMouseWheel += OnTextDiffPreviewMouseWheel;
grid.CommandBindings.Add(new CommandBinding(ApplicationCommands.Copy, (o, e) => { grid.CommandBindings.Add(new CommandBinding(ApplicationCommands.Copy, (o, e) => {
var items = (o as DataGrid).SelectedItems; var items = (o as DataGrid).SelectedItems;
if (items.Count == 0) return; if (items.Count == 0) return;
@ -568,9 +569,23 @@ namespace SourceGit.Views.Widgets {
e.Handled = true; e.Handled = true;
} }
private void OnTextDiffPreviewMouseWheel(object sender, MouseWheelEventArgs e) {
if (Keyboard.IsKeyDown(Key.LeftAlt) || Keyboard.IsKeyDown(Key.RightAlt)) {
var editor = sender as DataGrid;
if (editor == null) return;
var scroller = GetVisualChild<ScrollViewer>(editor);
if (scroller == null || scroller.ComputedHorizontalScrollBarVisibility != Visibility.Visible) return;
if (e.Delta > 0) scroller.LineLeft();
else scroller.LineRight();
e.Handled = true;
}
}
private void OnTextDiffSyncScroll(object sender, ScrollChangedEventArgs e) { private void OnTextDiffSyncScroll(object sender, ScrollChangedEventArgs e) {
foreach (var editor in editors) { foreach (var editor in editors) {
var scroller = GetVisualChild<ScrollViewer>(editor); var scroller = GetVisualChild<ScrollViewer>(editor);
if (scroller == null) continue; if (scroller == null) continue;