Version

UndoManager Class Properties

For a list of all members of this type, see UndoManager members.

Public Properties
 NameDescription
Public PropertyAllowMergingReturns or sets a boolean indicating if the UndoUnit.Merge method may be used to merge changes.  
Public PropertyCanRedoReturns a boolean indicating if there is an operation that can be redone.  
Public PropertyCanUndoReturns a boolean indicating if there is an operation that can be undone.  
Public Propertystatic (Shared in Visual Basic)CurrentReturns a thread static singleton instance of an UndoManager.  
Public PropertyCurrentHistoryItemReturns the UndoHistoryItem from the UndoHistory or RedoHistory that is currently being executed or null if no undo/redo is in progress.  
Public PropertyCurrentTransactionReturns the current open leaf UndoTransaction  
Public PropertyIsPerformingRedoReturns a boolean indicating if the manager is performing a redo operation.  
Public PropertyIsPerformingRollbackReturns a boolean indicating if the UndoManager is performing a Rollback of a UndoTransaction  
Public PropertyIsPerformingUndoReturns a boolean indicating if the manager is performing an undo operation.  
Public PropertyIsSuspendedReturns a boolean indicating if the recording of UndoUnit instances in the history has been suspended using the Suspend method.  
Public PropertyMergeTimeoutReturns the amount of time since the last operation that a UndoUnit.Merge will be allowed.  
Public PropertyRedoHistoryReturns a read-only collection of the items in the redo history.  
Public PropertyRootTransactionReturns the outermost current open transaction or null if there is currently no transaction open.  
Public PropertyTopRedoHistoryItemReturns the next item on the top of the RedoHistory  
Public PropertyTopUndoHistoryItemReturns the next item on the top of the UndoHistory  
Public PropertyUndoHistoryReturns a read-only collection of the items in the undo history.  
Public PropertyUndoLimitReturns or sets the maximum number of items to maintain within the undo/redo history.  
Public PropertyUndoUnitFactoryReturns or sets an object that is used to create the default UndoUnit instances for this UndoManager  
Public PropertyUndoUnitFactoryResolvedRead-Only property that returns the UndoUnitFactory that the UndoManager uses to create the UndoUnit units.  
Protected Properties
 NameDescription
Protected PropertyHasListenersGets whether there are any listeners for the PropertyChanged event (Inherited from Infragistics.PropertyChangeNotifier)
See Also