forked from OSchip/llvm-project
134 lines
2.9 KiB
Objective-C
134 lines
2.9 KiB
Objective-C
#import <Foundation/Foundation.h>
|
|
#include <stdio.h>
|
|
|
|
struct return_me
|
|
{
|
|
int first;
|
|
int second;
|
|
};
|
|
|
|
@interface SourceBase: NSObject
|
|
{
|
|
struct return_me my_return;
|
|
}
|
|
- (SourceBase *) initWithFirst: (int) first andSecond: (int) second;
|
|
- (void) randomMethod;
|
|
- (struct return_me) returnsStruct;
|
|
@end
|
|
|
|
@implementation SourceBase
|
|
- (void) randomMethod
|
|
{
|
|
printf ("Called in SourceBase version of randomMethod.\n"); // SourceBase randomMethod start line.
|
|
}
|
|
|
|
- (struct return_me) returnsStruct
|
|
{
|
|
return my_return; // SourceBase returnsStruct start line.
|
|
}
|
|
|
|
- (SourceBase *) initWithFirst: (int) first andSecond: (int) second
|
|
{
|
|
my_return.first = first;
|
|
my_return.second = second;
|
|
|
|
return self;
|
|
}
|
|
@end
|
|
|
|
@interface Source : SourceBase
|
|
{
|
|
int _property;
|
|
}
|
|
- (void) setProperty: (int) newValue;
|
|
- (void) randomMethod;
|
|
- (struct return_me) returnsStruct;
|
|
@end
|
|
|
|
@implementation Source
|
|
- (void) setProperty: (int) newValue
|
|
{
|
|
_property = newValue;
|
|
}
|
|
|
|
- (void) randomMethod
|
|
{
|
|
[super randomMethod]; // Source randomMethod start line.
|
|
printf ("Called in Source version of random method.");
|
|
}
|
|
|
|
- (struct return_me) returnsStruct
|
|
{
|
|
printf ("Called in Source version of returnsStruct.\n"); // Source returnsStruct start line.
|
|
return [super returnsStruct]; // Source returnsStruct call line.
|
|
}
|
|
|
|
@end
|
|
|
|
@interface Observer : NSObject
|
|
{
|
|
Source *_source;
|
|
}
|
|
+ (Observer *) observerWithSource: (Source *) source;
|
|
- (Observer *) initWithASource: (Source *) source;
|
|
- (void) observeValueForKeyPath: (NSString *) path
|
|
ofObject: (id) object
|
|
change: (NSDictionary *) change
|
|
context: (void *) context;
|
|
@end
|
|
|
|
@implementation Observer
|
|
|
|
+ (Observer *) observerWithSource: (Source *) inSource;
|
|
{
|
|
Observer *retval;
|
|
|
|
retval = [[Observer alloc] initWithASource: inSource];
|
|
return retval;
|
|
}
|
|
|
|
- (Observer *) initWithASource: (Source *) source
|
|
{
|
|
[super init];
|
|
_source = source;
|
|
[_source addObserver: self
|
|
forKeyPath: @"property"
|
|
options: (NSKeyValueObservingOptionNew | NSKeyValueObservingOptionOld)
|
|
context: NULL];
|
|
return self;
|
|
}
|
|
|
|
- (void) observeValueForKeyPath: (NSString *) path
|
|
ofObject: (id) object
|
|
change: (NSDictionary *) change
|
|
context: (void *) context
|
|
{
|
|
printf ("Observer function called.\n");
|
|
return;
|
|
}
|
|
@end
|
|
|
|
int main ()
|
|
{
|
|
Source *mySource;
|
|
Observer *myObserver;
|
|
struct return_me ret_val;
|
|
|
|
NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
|
|
|
|
mySource = [[Source alloc] init];
|
|
|
|
[mySource randomMethod]; // Set first breakpoint here.
|
|
ret_val = [mySource returnsStruct]; // Set second breakpoint here.
|
|
|
|
myObserver = [Observer observerWithSource: mySource];
|
|
|
|
[mySource randomMethod]; // Set third breakpoint here.
|
|
ret_val = [mySource returnsStruct]; // Set fourth breakpoint here.
|
|
[mySource setProperty: 5]; // Set fifth breakpoint here.
|
|
|
|
[pool release];
|
|
return 0;
|
|
|
|
}
|