enhance: supports using Delete or Backspace to discard selected changes (#423)

src/Resources/Locales/en_US.axaml

@@ -319,6 +319,7 @@
   <x:String x:Key="Text.Hotkeys.Repo" xml:space="preserve">REPOSITORY</x:String>
   <x:String x:Key="Text.Hotkeys.Repo.Commit" xml:space="preserve">Commit staged changes</x:String>
   <x:String x:Key="Text.Hotkeys.Repo.CommitAndPush" xml:space="preserve">Commit and push staged changes</x:String>
+  <x:String x:Key="Text.Hotkeys.Repo.DiscardSelected" xml:space="preserve">Discard selected changes</x:String>
   <x:String x:Key="Text.Hotkeys.Repo.GoHome" xml:space="preserve">Dashboard mode (Default)</x:String>
   <x:String x:Key="Text.Hotkeys.Repo.Refresh" xml:space="preserve">Force to reload this repository</x:String>
   <x:String x:Key="Text.Hotkeys.Repo.StageOrUnstageSelected" xml:space="preserve">Stage/Unstage selected changes</x:String>

src/Resources/Locales/zh_CN.axaml

@@ -322,6 +322,7 @@
   <x:String x:Key="Text.Hotkeys.Repo" xml:space="preserve">仓库页面快捷键</x:String>
   <x:String x:Key="Text.Hotkeys.Repo.Commit" xml:space="preserve">提交暂存区更改</x:String>
   <x:String x:Key="Text.Hotkeys.Repo.CommitAndPush" xml:space="preserve">提交暂存区更改并推送</x:String>
+  <x:String x:Key="Text.Hotkeys.Repo.DiscardSelected" xml:space="preserve">丟棄選中的更改</x:String>
   <x:String x:Key="Text.Hotkeys.Repo.GoHome" xml:space="preserve">切换左边栏为分支/标签等显示模式（默认）</x:String>
   <x:String x:Key="Text.Hotkeys.Repo.Refresh" xml:space="preserve">重新加载仓库状态</x:String>
   <x:String x:Key="Text.Hotkeys.Repo.StageOrUnstageSelected" xml:space="preserve">将选中的变更暂存或从暂存列表中移除</x:String>

src/Resources/Locales/zh_TW.axaml

@@ -322,6 +322,7 @@
   <x:String x:Key="Text.Hotkeys.Repo" xml:space="preserve">存放庫頁面快速鍵</x:String>
   <x:String x:Key="Text.Hotkeys.Repo.Commit" xml:space="preserve">提交暫存區變更</x:String>
   <x:String x:Key="Text.Hotkeys.Repo.CommitAndPush" xml:space="preserve">提交暫存區變更並推送</x:String>
+  <x:String x:Key="Text.Hotkeys.Repo.DiscardSelected" xml:space="preserve">丢弃选中的更改</x:String>
   <x:String x:Key="Text.Hotkeys.Repo.GoHome" xml:space="preserve">切換左邊欄為分支/標籤等顯示模式 (預設)</x:String>
   <x:String x:Key="Text.Hotkeys.Repo.Refresh" xml:space="preserve">強制重新載入存放庫</x:String>
   <x:String x:Key="Text.Hotkeys.Repo.StageOrUnstageSelected" xml:space="preserve">暫存選取的變更或從暫存列表中移除</x:String>

src/Views/Hotkeys.axaml

@@ -85,7 +85,7 @@
                    FontSize="{Binding Source={x:Static vm:Preference.Instance}, Path=DefaultFontSize, Converter={x:Static c:DoubleConverters.Increase}}"
                    Margin="0,8"/>
 
-        <Grid RowDefinitions="20,20,20,20,20,20,20,20,20" ColumnDefinitions="150,*">
+        <Grid RowDefinitions="20,20,20,20,20,20,20,20,20,20" ColumnDefinitions="150,*">
           <TextBlock Grid.Row="0" Grid.Column="0" Classes="primary bold" Text="{OnPlatform Ctrl+Shift+H, macOS=⌘+⇧+H}"/>
           <TextBlock Grid.Row="0" Grid.Column="1" Margin="16,0,0,0" Text="{DynamicResource Text.Hotkeys.Repo.GoHome}" />
           
@@ -104,14 +104,17 @@
           <TextBlock Grid.Row="5" Grid.Column="0" Classes="primary bold" Text="{OnPlatform Space/Enter, macOS=␣/Enter}"/>
           <TextBlock Grid.Row="5" Grid.Column="1" Margin="16,0,0,0" Text="{DynamicResource Text.Hotkeys.Repo.StageOrUnstageSelected}" />
           
-          <TextBlock Grid.Row="6" Grid.Column="0" Classes="primary bold" Text="{OnPlatform Ctrl+Enter, macOS=⌘+Enter}"/>
+          <TextBlock Grid.Row="6" Grid.Column="0" Classes="primary bold" Text="{OnPlatform Delete/Backspace, macOS=⌫}"/>
-          <TextBlock Grid.Row="6" Grid.Column="1" Margin="16,0,0,0" Text="{DynamicResource Text.Hotkeys.Repo.Commit}" />
+          <TextBlock Grid.Row="6" Grid.Column="1" Margin="16,0,0,0" Text="{DynamicResource Text.Hotkeys.Repo.DiscardSelected}" />
 
-          <TextBlock Grid.Row="7" Grid.Column="0" Classes="primary bold" Text="{OnPlatform Ctrl+Shift+Enter, macOS=⌘+⇧+Enter}"/>
+          <TextBlock Grid.Row="7" Grid.Column="0" Classes="primary bold" Text="{OnPlatform Ctrl+Enter, macOS=⌘+Enter}"/>
-          <TextBlock Grid.Row="7" Grid.Column="1" Margin="16,0,0,0" Text="{DynamicResource Text.Hotkeys.Repo.CommitAndPush}" />
+          <TextBlock Grid.Row="7" Grid.Column="1" Margin="16,0,0,0" Text="{DynamicResource Text.Hotkeys.Repo.Commit}" />
 
-          <TextBlock Grid.Row="8" Grid.Column="0" Classes="primary bold" Text="F5"/>
+          <TextBlock Grid.Row="8" Grid.Column="0" Classes="primary bold" Text="{OnPlatform Ctrl+Shift+Enter, macOS=⌘+⇧+Enter}"/>
-          <TextBlock Grid.Row="8" Grid.Column="1" Margin="16,0,0,0" Text="{DynamicResource Text.Hotkeys.Repo.Refresh}" />
+          <TextBlock Grid.Row="8" Grid.Column="1" Margin="16,0,0,0" Text="{DynamicResource Text.Hotkeys.Repo.CommitAndPush}" />
+
+          <TextBlock Grid.Row="9" Grid.Column="0" Classes="primary bold" Text="F5"/>
+          <TextBlock Grid.Row="9" Grid.Column="1" Margin="16,0,0,0" Text="{DynamicResource Text.Hotkeys.Repo.Refresh}" />
         </Grid>
 
         <TextBlock Text="{DynamicResource Text.Hotkeys.TextEditor}"

src/Views/WorkingCopy.axaml.cs

@@ -62,10 +62,21 @@ namespace SourceGit.Views
 
         private void OnUnstagedKeyDown(object _, KeyEventArgs e)
         {
-            if (DataContext is ViewModels.WorkingCopy vm && e.Key is Key.Space or Key.Enter)
+            if (DataContext is ViewModels.WorkingCopy vm)
+            {
+                if (e.Key is Key.Space or Key.Enter)
                 {
                     vm.StageSelected();
                     e.Handled = true;
+                    return;
+                }
+
+                if (e.Key is Key.Delete or Key.Back && vm.SelectedUnstaged is { Count: > 0 } selected)
+                {
+                    vm.Discard(selected);
+                    e.Handled = true;
+                    return;
+                }
             }
         }