| Name | Description | |
|---|---|---|
 | UndoManager | Overloaded. Initializes a new instance of the |
UndoManager Class Members
In This Topic
The following tables list the members exposed by UndoManager.
Public Constructors
Public Properties
| Name | Description | |
|---|---|---|
 | CurrentAction | Gets or sets the current undo action. |
| CurrentActionIndex | Gets or sets an index, in history, of current undo action. |
| DataStorage | Gets or sets the data storage that stores objects. |
| IsCompositeActionStarted | Gets a value indicating whether the composite action is started. |
| IsEnabled | Gets or sets a value indicating whether the undo manager is enabled. |
| IsInitializing | Gets a value indicating whether the undo manager is initializing. |
| PreviousAction | Gets the previous action. |
| RedoCount | Gets a count of possible redo steps. |
| RedoDescription | Gets the description of next redo action. |
| UndoCount | Gets a count of possible undo steps. |
| UndoDescription | Gets the description of next undo action. |
| UndoLevel | Gets or sets the maximum number of undo levels. |
Public Methods
| Name | Description | |
|---|---|---|
 | AddAction | Overloaded. Adds the action, which allows to restore the object state in the action. |
| BeginCompositeAction | Begins the composite action. |
| BeginInit | Begins initialization of undo manager. |
| Clear | Clears the action history. |
| ContainsActionForSourceObject | Returns a value indicating whether the undo manager contains action associated with specified source. |
| Dispose | Disposes the undo manager. |
| EndCompositeAction | Ends the composite action. |
| EndInit | Ends initialization of undo manager. |
| GetActions | Returns the read-only collection of actions. |
| GetUndoActions | Overloaded. Returns the undo actions. |
| Redo | Overloaded. Redos the changes in object(s). |
| RemoveCompositeAction | Removes the composite action from the undo manager. |
| RemoveFirstAction | Removes the first action in the action history. |
| RemoveRedoActions | Removes all redo actions from the action history. |
| Undo | Overloaded. Undoes the several changes in object(s). |
Protected Methods
| Name | Description | |
|---|---|---|
 | OnChanged | Raises the Changed event. |
| OnChanging | Raises the Changing event. |
| OnNavigated | Raises the Navigated event. |
Public Events
| Name | Description | |
|---|---|---|
 | Changed | Occurs when the undo action collection is changed (undo action is added/removed). |
| Changing | Occurs when the undo action collection is changing (undo action is added/removed). |
| Navigated | Occurs when the undo manager is navigated in action history (current undo action is changed). |
See Also