Andy De George
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title, ms.date, dev_langs, helpviewer_keywords, ms.assetid
| title | ms.date | dev_langs | helpviewer_keywords | ms.assetid | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| How to: Position a Custom Context Menu in a RichTextBox | 03/30/2017 |
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bf77c930-a546-4573-9a56-9af345ba189a |
How to: Position a Custom Context Menu in a RichTextBox
This example shows how to position a custom context menu for a xref:System.Windows.Controls.RichTextBox.
When you implement a custom context menu for a RichTextBox, you are responsible for handling the placement of the context menu. By default, a custom context menu is opened at the center of the RichTextBox.
Example
To override the default placement behavior, add a listener for the xref:System.Windows.FrameworkContentElement.ContextMenuOpening event. The following example shows how to do this programmatically.
[!code-csharpRichTextBox_ContextMenu#_AddListener] [!code-vbRichTextBox_ContextMenu#_AddListener]
Example
The following example shows an implementation the corresponding xref:System.Windows.FrameworkContentElement.ContextMenuOpening event listener.
[!code-csharpRichTextBox_ContextMenu#_ListenerBody] [!code-vbRichTextBox_ContextMenu#_ListenerBody]