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UndoAction Enumeration
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UndoAction Enumeration

How the undo stack caused or is affected by a text change.

Namespace: System.Windows.Controls
Assembly: PresentationFramework (in presentationframework.dll)
XML Namespace:  http://schemas.microsoft.com/winfx/2006/xaml/presentation

public enum class UndoAction
public enum UndoAction
public enum UndoAction
<object property="EnumerationValue" .../>

 Member nameDescription
Clear This change will clear the undo stack  
Create This change will create a new undo unit  
Merge This change will merge into the previous undo unit  
None This change will not affect the undo stack at all  
Redo This change is the result of a call to Redo()  
Undo This change is the result of a call to Undo()  

Windows 98, Windows Server 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0

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