The UndoManager type exposes the following members.
Constructors
Name | Description | |
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UndoManager |
Initializes a new instance of the UndoManager.
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Methods
Name | Description | |
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CancelLastSnapshot |
Removes the last snapshot from the undo stack, and restores the redo stack.
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CanRedo |
Returns true if this UndoManager can currently perform a redo.
returns false otherwise.
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CanUndo |
Returns true if this UndoManager can currently perform an undo.
Returns false otherwise.
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Redo |
Performs a redo on the DiagramSurface known to this UndoManager.
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Reset |
Resets this UndoManager by deleting its undo history.
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TakeSnapshot |
Saves a DiagramState 'snapshot' of the DiagramSurface known
to this UndoManager. This method should be called AFTER an action has modified
the DiagramSurface.
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Undo |
Performs an undo on the DiagramSurface known to this UndoManager.
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