Misaki/GhostEngine
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fix(dock): improve accessibility of drop target overlay

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Misaki
2026-03-28 13:38:36 +09:00
parent bb0f9be600
commit dee33958b9
2 changed files with 7 additions and 10 deletions
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6
src/Editor/Ghost.Editor/View/Controls/DockLayout.cs
View File

@@ -12,7 +12,7 @@ namespace Ghost.Editor.View.Controls;
/// A control that renders a docking layout tree. /// A control that renders a docking layout tree.
/// </summary> /// </summary>
[TemplatePart(Name = PART_ROOT_GRID, Type = typeof(Grid))] [TemplatePart(Name = PART_ROOT_GRID, Type = typeof(Grid))]
[TemplatePart(Name = PART_DROP_TARGET_OVERLAY, Type = typeof(Border))] [TemplatePart(Name = PART_DROP_TARGET_OVERLAY, Type = typeof(FrameworkElement))]
public sealed partial class DockLayout : Control public sealed partial class DockLayout : Control
{ {
private const string PART_ROOT_GRID = "PART_RootGrid"; private const string PART_ROOT_GRID = "PART_RootGrid";
@@ -20,7 +20,7 @@ public sealed partial class DockLayout : Control
private const double MIN_PANE_SIZE = 100; private const double MIN_PANE_SIZE = 100;
private const double SPLITTER_THICKNESS = 4; private const double SPLITTER_THICKNESS = 4;
private Border? _dropTargetOverlay; private FrameworkElement? _dropTargetOverlay;
private readonly HashSet<DockNode> _subscribedNodes = new(); private readonly HashSet<DockNode> _subscribedNodes = new();
internal enum DockPosition { Center, Top, Bottom, Left, Right, None } internal enum DockPosition { Center, Top, Bottom, Left, Right, None }
@@ -292,7 +292,7 @@ public sealed partial class DockLayout : Control
protected override void OnApplyTemplate() protected override void OnApplyTemplate()
{ {
base.OnApplyTemplate(); base.OnApplyTemplate();
_dropTargetOverlay = GetTemplateChild(PART_DROP_TARGET_OVERLAY) as Border; _dropTargetOverlay = GetTemplateChild(PART_DROP_TARGET_OVERLAY) as FrameworkElement;
RenderTree(); RenderTree();
} }
} }

11
src/Editor/Ghost.Editor/View/Controls/DockLayout.xaml
View File

@@ -9,13 +9,10 @@
<ControlTemplate TargetType="local:DockLayout"> <ControlTemplate TargetType="local:DockLayout">
<Grid> <Grid>
<Grid x:Name="PART_RootGrid" Background="{ThemeResource ApplicationPageBackgroundThemeBrush}" /> <Grid x:Name="PART_RootGrid" Background="{ThemeResource ApplicationPageBackgroundThemeBrush}" />
<Border x:Name="PART_DropTargetOverlay" <Grid x:Name="PART_DropTargetOverlay" Visibility="Collapsed" IsHitTestVisible="False">
Background="{ThemeResource SystemControlHighlightAccentBrush}" <Border Background="{ThemeResource SystemControlHighlightAccentBrush}" Opacity="0.4" />
Opacity="0.4" <Border BorderBrush="{ThemeResource SystemControlHighlightAccentBrush}" BorderThickness="2" />
BorderBrush="{ThemeResource SystemControlHighlightAccentBrush}" </Grid>
BorderThickness="2"
Visibility="Collapsed"
IsHitTestVisible="False" />
</Grid> </Grid>
</ControlTemplate> </ControlTemplate>
</Setter.Value> </Setter.Value>