	pfc_undo

Item Location

pfcmain.pbl >

pfc_u_em >

pfc_undo

General Information

Full name	pfc_u_em.pfc_undo
Access	public
Extend of	integer
Return value	integer
Prototype	event integer pfc_undo()

Parameters

Name	Datatype
No Data

Local Variables

Name	Datatype
No Data

Source Code

event pfc_undo;//////////////////////////////////////////////////////////////////////////////
//
//	Event:  			pfc_undo
//
//	(Arguments:		None)
//
//	(Returns:  		integer
//						Return value from the PowerScript CanUndo function
//						0 If there is nothing to Undo.)
//
//	Description:	Cancels the last edit, restoring the text to the content
//						before the last change.
//
//////////////////////////////////////////////////////////////////////////////
//	
//	Revision History
//
//	Version
//	5.0   Initial version
//
//////////////////////////////////////////////////////////////////////////////
//
//	Copyright © 1996-1997 Sybase, Inc. and its subsidiaries.  All rights reserved.
//	Any distribution of the PowerBuilder Foundation Classes (PFC)
//	source code by other than Sybase, Inc. and its subsidiaries is prohibited.
//
//////////////////////////////////////////////////////////////////////////////

if this.CanUndo() then
	Return this.Undo()
end if

Return 0
end event

Functions/Events Referencing
The functions and events listed in the matrix below are using/calling the Event “pfc_undo”

Name	Owner
No Data

Functions and events referenced
The functions and events listed in the matrix below are used somewhere in the code of the Event “pfc_undo”

Name	Owner
multilineedit.canundo	multilineedit
multilineedit.undo	multilineedit

Referenced Classes
The objects listed in the matrix below are used somewhere in the code of the Event “pfc_undo”

Full name
No Data

Referenced Attributes
The variables and constants listed in the matrix below are used somewhere in the code of the Event “pfc_undo”

Name	Scope
No Data