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CanUndo Property

Summary

Gets a value that indicates whether the user can undo the previous operation performed in this AnnAutomation.

Syntax
C#
VB
Objective-C
C++
Java
public virtual bool CanUndo { get; } 
Public Overridable ReadOnly Property CanUndo As Boolean 
public boolean canUndo() 
@property (nonatomic,readonly) BOOL canUndo; 
public:  
   virtual property bool CanUndo 
   { 
      bool get() 
   } 

Property Value

true if the user can undo the previous operation performed in this AnnAutomation; otherwise, it is false.

Remarks

If this property value is true, you can call Undo to undo the previous operation performed in this AnnAutomation. You can use this property to update your user interface; for example, to enable/disable an Undo menu item.

Use the UndoCapacity property to get or set the number of user actions that can be reversed using the Undo method, or reapplied using the Redo method. The default for the UndoCapacity property is 10 actions.

For information on undoing or redoing automation operations, refer to Undoing Annotation Automation Operations.

Please note: the Undo operation does not work for the Realize operation that has been performed with the Realize method to realize the an image.

Requirements

Target Platforms

Help Version 20.0.2019.12.5
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