ftp.nice.ch/pub/next/science/mathematics/nxyplot.NIHS.bs.tar.gz#/nxyplot/Source/ServicesHandler.m

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/* Generated by Interface Builder */

/*
 * This is a simplified version of the code in the AtYourService example
 * by Henry Krempel.
 */

#import "ServicesHandler.h"
#import <appkit/Button.h>
#import <appkit/Listener.h>

@implementation ServicesHandler

- serviceSetState
{
  [plotService setState:NXIsServicesMenuItemEnabled([plotService title])? 1 : 0];
  return self;
}

- serviceEnable:sender
{
  NXSetServicesMenuItemEnabled([sender title], [sender state]);
  return self;
}


@end

These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.