feat(controls): Add an “Add Button” and a “Close Button” to the tab control. Additionally, drag-and-drop functionality has been enabled. #1587
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- Implement TabAddingProperty and TabClosingProperty attached properties in TabControlExtensions to allow XAML-based event handler assignment - Add comprehensive XML documentation comments for the new properties and their change handlers - Add implementation examples in Gallery with detailed code samples - Enable XAML syntax: uiControls:TabControlExtensions.TabAdding="Handler" and uiControls:TabControlExtensions.TabClosing="Handler"
Koichi-Kobayashi
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* fix(controls): CardExpander has inconsistent CornerRadius * Add System.Windows.Data using directive
* chore: Fix readme header * chore: Update sitemap
…ting tabs Add TargetNullValue to SymbolIcon Symbol binding in scroll bar button styles to handle null Content values during tab deletion. - ScrollBar.xaml: Add TargetNullValue to UiScrollBarLineButton - DynamicScrollBar.xaml: Add TargetNullValue to DynamicScrollBarLineButton
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There was an issue where the close button was displayed even when tabs were set not to be closable. |
- Update TabControlExtensions to control close button visibility based on IsClosable property only - Fix tab spacing when close button is hidden by using fixed column width instead of Auto - Add example in TabControlPage to make first tab non-closable - Update method documentation comments in TabControlPage
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We have adjusted the display state and spacing of the close button on the tab control. Please review. |
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So, to align this with WinUI 3 where possible, I'm wondering if we should split the control in two:
It has close buttons, drag & drop, etc. Its description says "provides the user with a collection of tabs that can be used to display several documents".
…and WinUI 2(?) called it a Pivot: 
My thinking is that low-level, we can do these changes, but high-level, using TabControl directly through WPF-UI should be discouraged; rather, we provide two high-level controls
…that internally use TabControl, but externally expose the appropriate properties. Or maybe we can have a property |
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Pull request type
What is the current behavior?
Issue Number: #557 #770 #1402
What is the new behavior?
-Added an “Add Button” and a “Close Button”
-Enabled tab dragging and dropping
Other information
2025-11-29_11h33_36_TabContorl.mp4