of_Update

pfcmain.pbl   >   pfc_u_dw   >   of_Update

Name	Datatype
li_rc	integer
lpo_notvalid	powerobject

public function integer of_Update (boolean ab_accepttext, boolean ab_resetflag, powerobject apo_requestor);//////////////////////////////////////////////////////////////////////////////
//	Public Function:of_Update
//	Arguments:		ab_accepttext		When applicable, specifying whether control should perform an
//												AcceptText prior to performing the update:
//						ab_resetflag		Value specifying whether object should automatically 
//												reset its update flags.
//						apo_requestor		An object requesting the update within a transaction.
//	Returns:			Integer
//	 					1 = The update was successful
//						-1 = The update failed
//	Description:	Execute the specific Update logic.  
// 					Note: Specific Update logic should be coded in descendant pfc_Update event.
//////////////////////////////////////////////////////////////////////////////
//	Rev. History	Version
//						6.0   Initial version
//////////////////////////////////////////////////////////////////////////////
//	Copyright © 1996-1999 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.
//////////////////////////////////////////////////////////////////////////////
integer		li_rc
powerobject	lpo_notvalid

if IsValid(inv_Linkage) then
	// Set the object requesting the update.
	if inv_Linkage.of_SetUpdateRequestor(apo_requestor) <0 then return FAILURE
	
	// Perform the actual update.
	li_rc = this.of_Update(ab_accepttext, ab_resetflag)
	
	// Clear the object which requested the update.
	inv_Linkage.of_SetUpdateRequestor(lpo_notvalid)
else
	// Set the object requesting the update.
	if this.of_SetUpdateRequestor(apo_requestor) <0 then return FAILURE
	
	// Perform the actual update.	
	li_rc = this.of_Update(ab_accepttext, ab_resetflag)
	
	// Clear the object which requested the update.
	this.of_SetUpdateRequestor(lpo_notvalid)
end if

return li_rc
end function

Name	Owner
systemfunctions.isvalid	systemfunctions
pfc_n_cst_dwsrv_linkage.of_setupdaterequestor	pfc_n_cst_dwsrv_linkage
pfc_u_dw.of_SetUpdateRequestor	pfc_u_dw
pfc_u_dw.of_Update	pfc_u_dw