Description

Begins a user-defined undo operation. All editing and fomatting changes made between BeginUndoAction and EndUndoAction belong to the undo operation. These changes are undone or redone in a single step. The specified user-defined name is available with the UndoActionName property.

Syntax

public void BeginUndoAction(string actionName);

Public Sub BeginUndoAction(actionName As String)

Parameters

Parameter	Description
actionName	Specifies the undo action's name. If an action name is not necessary, this parameter can be null or an empty string.

Examples

The following example starts a named, compound undo action. The created object is then available to the surrounding document workflow.

textControl.BeginUndoAction("CustomerName");
Console.WriteLine("Text Control is ready for use.");

textControl.BeginUndoAction("CustomerName")
Console.WriteLine("Text Control is ready for use.")