IStateNavigable Members
The IStateNavigable type exposes the following members.
Methods
| Name | Description | |
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ClearHistory |
Discards both undo and redo history. |
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ClearRedoHistory |
Discards redo history. |
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ClearUndoHistory |
Discards undo history. |
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Redo | Overloaded. Redoes last undone change. |
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SaveState |
Saves state of the object. |
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Undo | Overloaded. Undoes last made change. |
Properties
| Name | Description | |
|---|---|---|
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CanRedo |
Indicates if last reverted action can be redone. |
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CanUndo |
Indicates if last change can be undone. |
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MaxUndoStepCount |
Gets/sets maximum number of available undo steps (levels). |
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RedoStepCount |
Returns number of available redo levels (i.e. how much time method Redo() can be called). |
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UndoRedoEnabled |
Enables or disables undo/redo functionality. |
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UndoRedoTrackingEnabled |
Enables or disables the automatic change tracking. |
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UndoStepCount |
Returns number of available undo levels (i.e. how much time method Undo() can be called). |
Events
| Name | Description | |
|---|---|---|
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Redoing |
Fires when image is being redone (before starting). |
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Redone |
Fires when operation has been redone (after finishing). |
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Undoing |
Fires when image is being undone (before starting). |
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Undone |
Fires when operation has been undone (after finishing). |