#import "Controller.h" 

@implementation  Controller

- ( IBAction )pushButton:( id )sender
{
NSGraphicsContext *gCon =
[NSGraphicsContext graphicsContextWithWindow:[sender window] ];
NSDictionary *dic =
[NSDictionary dictionaryWithObjectsAndKeys:
@"NSWindow" , @"NSGraphicsContextDestinationAttributeName" ,
@"NSGraphicsContextPDFFormat" , @"NSGraphicsContextRepresentationFormatAttributeName" ,
nil ];

NSGraphicsContext *gCon2 = [NSGraphicsContext graphicsContextWithAttributes:dic];
void  *gConPointer;

gConPointer = [gCon focusStack];


[gCon2 setFocusStack:gConPointer];


NSLog([NSString stringWithFormat: @"%d" ,gConPointer]);

}


@end