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28 lines
724 B
Mathematica
28 lines
724 B
Mathematica
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#import <Foundation/Foundation.h>
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#include <objc/runtime.h>
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#import "ObjectTesting.h"
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@interface Toggle : NSObject @end
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@implementation Toggle
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- (void)foo: (NSNotification*)n
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{
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assert(0);
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}
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- (void)bar: (NSNotification*)n {}
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@end
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int main(void)
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{
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[NSAutoreleasePool new];
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NSNotificationCenter *nc = [NSNotificationCenter new];
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id t = [Toggle new];
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[nc addObserver: t selector: @selector(foo:) name: nil object: nil];
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class_replaceMethod([Toggle class],
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@selector(foo:),
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class_getMethodImplementation([Toggle class],
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@selector(bar:)),
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"v@:@");
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[nc postNotificationName: @"foo" object: t];
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return 0;
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}
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