Undo/Redo Framework Commands Reference

Topic Overview

This topic lists the available commands in the Infragistics Undo/Redo Framework™.

The following table lists the topics required as a prerequisite to understanding this topic.

Topic	Purpose
UndoManager Properties and Methods Reference	This topic lists some of the important properties and methods of the UndoManager class.

This topic contains the following sections:

The Infragistics Undo/Redo Framework provides several commands that can be used within the XAML code.

The following table summarizes the purpose and functionality of the commands in the Undo/Redo framework.

Command	Description
UndoManagerCommandSource	A custom `CommandSource` used to provide a command based on the specified CommandType, which is a custom enumeration of type UndoManagerCommandType.
UndoManagerUndoCommand	Executes the Undo method of a given UndoManager instance. The command takes an `UndoManager` instance or an object that has been registered using the RegisterReference method as a parameter.
UndoManagerRedoCommand	Executes the Redo method of a given `UndoManager` instance. The command takes an `UndoManager` instance or an object that has been registered using the `RegisterReference` method as a parameter.
UndoManagerHistoryItemCommand	Executes an undo or redo operation for a given UndoHistoryItem. This command can be used in a xamMenu control for the xamMenuItem that displays a list of the history items. The command takes an `UndoHistoryItem` from the UndoHistory/ RedoHistory of a specific `UndoManager` instance as a parameter.
UndoManagerPreventMergeCommand	Executes a PreventMerge method of a specific UndoManager. The command takes an `UndoManager` instance or an object that has been registered using the `RegisterReference` method as a parameter.

The following topics provide additional information related to this topic.

Topic	Purpose
Methods Reference for Adding UndoUnits to the Undo History	This topic lists the available methods for adding an UndoUnit derived class object to the undo history.
Methods Reference for Removing UndoUnits from the History	This topic lists the available methods for removing the UndoUnit instances from the undo/redo history.
Methods Reference for Registering/Unregistering Objects	This topic lists the methods that register/unregister a specific object to an UndoManager instance.
Methods Reference for Performing Undo/Redo Operations	This topic lists the available methods for performing undo and redo operations.
Methods and Properties Reference for Performing Transactions	This topic lists the available methods and properties for performing undo/redo transactions.
Methods and Properties Reference for Merging Undo/Redo Operations	This topic lists the available methods and properties related to the merging of undo/redo operations.
Methods Reference for Suspending and Resuming Saving History	This topic lists the available methods for suspending and resuming the saving of the undo/redo operations in history.
Methods and Properties Reference for Creating Custom UndoUnit	This topic lists the available methods and properties related to creating of a custom UndoUnit in the Infragistics Undo/Redo Framework™.