of_setcompare

pfcapsrv.pbl   >   pfc_n_cst_linkedlistbase   >   of_setcompare

public function integer of_setcompare (n_cst_linkedlistnodecompare anv_compare);//////////////////////////////////////////////////////////////////////////////
//
//	Function:  of_SetCompare
//
//	Access:  public
//
//	Arguments : 
//	anv_compare   the object to be used to compare two nodes
//
//	Returns:  integer
//	1 = success
// -1 = failure
// -2 = failure, the compare object has already been set
//
//	Description:  
//	Allows the specification of a different comparison object.
//
//////////////////////////////////////////////////////////////////////////////
//
//	Revision History
//
//	Version
//	6.0   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.
//
//////////////////////////////////////////////////////////////////////////////

// Validate the passed in comparison object.
if IsNull(anv_compare) Or Not IsValid(anv_compare) then 
	return -1 
end if

// Confirm the compare object has not already been assigned.
If of_IsCompareObjectAssigned() Then
	// Cannot reset comparison object.
	return -2
end If

// Reset the comparison object.
inv_compare = anv_compare
return 1
end function

Name	Owner
systemfunctions.isnull	systemfunctions
systemfunctions.isvalid	systemfunctions
pfc_n_cst_linkedlistbase.of_iscompareobjectassigned	pfc_n_cst_linkedlistbase