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fix(dock): decouple DockLayout from App and fix multi-window shutdown

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Misaki
2026-03-28 15:56:53 +09:00
parent e83555498a
commit 8c136709ff
2 changed files with 23 additions and 5 deletions
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14
src/Editor/Ghost.Editor/View/Controls/DockLayout.cs
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@@ -295,6 +295,8 @@ public sealed partial class DockLayout : Control
return tabView;
}
public event EventHandler<TabTornOffEventArgs>? TabTornOff;
private void TabView_TabDroppedOutside(Microsoft.UI.Xaml.Controls.TabView sender, Microsoft.UI.Xaml.Controls.TabViewTabDroppedOutsideEventArgs args)
{
if (_sourceNode != null && _draggedItem != null)
@@ -304,16 +306,20 @@ public sealed partial class DockLayout : Control
{
DockMutationEngine.CleanupEmptyNodes(_sourceNode);
// Create new window and register it with App to prevent GC
var newWindow = new Ghost.Editor.View.Windows.DockWindow(_draggedItem);
App.AddSecondaryWindow(newWindow);
newWindow.Activate();
// Raise event to let the host handle window creation
TabTornOff?.Invoke(this, new TabTornOffEventArgs(_draggedItem));
}
ClearDragOperationState();
}
}
public class TabTornOffEventArgs : EventArgs
{
public object TabContent { get; }
public TabTornOffEventArgs(object tabContent) => TabContent = tabContent;
}
private object? _draggedItem;
private DockPanelNode? _sourceNode;
private DockPosition _currentDropPosition = DockPosition.None;