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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 805 | - | 1 | // |
| 2 | // SynthesizeSingleton.h |
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| 3 | // CocoaWithLove |
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| 4 | // |
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| 5 | // Created by Matt Gallagher on 20/10/08. |
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| 6 | // Copyright 2009 Matt Gallagher. All rights reserved. |
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| 7 | // |
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| 8 | // Permission is given to use this source code file without charge in any |
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| 9 | // project, commercial or otherwise, entirely at your risk, with the condition |
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| 10 | // that any redistribution (in part or whole) of source code must retain |
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| 11 | // this copyright and permission notice. Attribution in compiled projects is |
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| 12 | // appreciated but not required. |
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| 13 | // |
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| 14 | |||
| 15 | #define SYNTHESIZE_SINGLETON_FOR_CLASS(classname) \ |
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| 16 | \ |
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| 17 | static classname *shared##classname = nil; \ |
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| 18 | \ |
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| 19 | + (classname *)shared##classname \ |
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| 20 | { \ |
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| 21 | @synchronized(self) \ |
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| 22 | { \ |
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| 23 | if (shared##classname == nil) \ |
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| 24 | { \ |
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| 25 | shared##classname = [[self alloc] init]; \ |
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| 26 | } \ |
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| 27 | } \ |
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| 28 | \ |
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| 29 | return shared##classname; \ |
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| 30 | } \ |
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| 31 | \ |
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| 32 | + (id)allocWithZone:(NSZone *)zone \ |
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| 33 | { \ |
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| 34 | @synchronized(self) \ |
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| 35 | { \ |
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| 36 | if (shared##classname == nil) \ |
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| 37 | { \ |
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| 38 | shared##classname = [super allocWithZone:zone]; \ |
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| 39 | return shared##classname; \ |
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| 40 | } \ |
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| 41 | } \ |
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| 42 | \ |
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| 43 | return nil; \ |
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| 44 | } \ |
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| 45 | \ |
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| 46 | - (id)copyWithZone:(NSZone *)zone \ |
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| 47 | { \ |
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| 48 | return self; \ |
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| 49 | } \ |
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| 50 | \ |
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| 51 | - (id)retain \ |
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| 52 | { \ |
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| 53 | return self; \ |
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| 54 | } \ |
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| 55 | \ |
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| 56 | - (NSUInteger)retainCount \ |
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| 57 | { \ |
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| 58 | return NSUIntegerMax; \ |
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| 59 | } \ |
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| 60 | \ |
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| 61 | - (void)release \ |
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| 62 | { \ |
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| 63 | } \ |
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| 64 | \ |
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| 65 | - (id)autorelease \ |
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| 66 | { \ |
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| 67 | return self; \ |
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| 68 | } |