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TextBox_Undo Method

Description

This method calls the system undo function in the TextBox.

Parameters

MyControlReference
Reference to the control in the form of MyProject_MyForm_MyControl.
ProjectFile
String identifying the project as it was passed in LoadProject.
DialogName
String identifying the dialog by name.
ControlName
String identifying the control by name.

Return Values

Returns the following according to the situation:

  • T when successful.
  • Nil if the control is not found, is not visible or there is change made.

AutoLISP Syntax

The recommended convention is passing the control identifier directly:

CopyCode imageCopy Code
(Odcl_TextBox_Undo 
		MyControlReference [as Reference])

An alternative convention is to identify the control by providing the project file, the dialog name and the control name:

CopyCode imageCopy Code
(Odcl_TextBox_Undo
		ProjectFile [as String]
		DialogName [as String]
		ControlName [as String])

Applies For

TextBox.

Example

CopyCode imageCopy Code
; Undo the last change
(Odcl_TextBox_Undo MyProject_MyForm_MyControl)

See Also

TextBox_GetModify