runtime/NSObject.h

   1 /*      NSObject.h
   2         Copyright (c) 1994-2012, Apple Inc. All rights reserved.
   3 */
   4
   5 #ifndef _OBJC_NSOBJECT_H_
   6 #define _OBJC_NSOBJECT_H_
   7
   8 #if __OBJC__
   9
  10 #include <objc/objc.h>
  11 #include <objc/NSObjCRuntime.h>
  12
  13 @class NSString, NSMethodSignature, NSInvocation;
  14
  15 @protocol NSObject
  16
  17 - (BOOL)isEqual:(id)object;
  18 @property (readonly) NSUInteger hash;
  19
  20 @property (readonly) Class superclass;
  21 - (Class)class;
  22 - (instancetype)self;
  23
  24 - (id)performSelector:(SEL)aSelector;
  25 - (id)performSelector:(SEL)aSelector withObject:(id)object;
  26 - (id)performSelector:(SEL)aSelector withObject:(id)object1 withObject:(id)object2;
  27
  28 - (BOOL)isProxy;
  29
  30 - (BOOL)isKindOfClass:(Class)aClass;
  31 - (BOOL)isMemberOfClass:(Class)aClass;
  32 - (BOOL)conformsToProtocol:(Protocol *)aProtocol;
  33
  34 - (BOOL)respondsToSelector:(SEL)aSelector;
  35
  36 - (instancetype)retain OBJC_ARC_UNAVAILABLE;
  37 - (oneway void)release OBJC_ARC_UNAVAILABLE;
  38 - (instancetype)autorelease OBJC_ARC_UNAVAILABLE;
  39 - (NSUInteger)retainCount OBJC_ARC_UNAVAILABLE;
  40
  41 - (struct _NSZone *)zone OBJC_ARC_UNAVAILABLE;
  42
  43 @property (readonly, copy) NSString *description;
  44 @optional
  45 @property (readonly, copy) NSString *debugDescription;
  46
  47 @end
  48
  49
  50 __OSX_AVAILABLE_STARTING(__MAC_10_0, __IPHONE_2_0)
  51 OBJC_ROOT_CLASS
  52 OBJC_EXPORT
  53 @interface NSObject <NSObject> {
  54     Class isa  OBJC_ISA_AVAILABILITY;
  55 }
  56
  57 + (void)load;
  58
  59 + (void)initialize;
  60 - (instancetype)init;
  61
  62 + (instancetype)new;
  63 + (instancetype)allocWithZone:(struct _NSZone *)zone;
  64 + (instancetype)alloc;
  65 - (void)dealloc;
  66
  67 - (void)finalize;
  68
  69 - (id)copy;
  70 - (id)mutableCopy;
  71
  72 + (id)copyWithZone:(struct _NSZone *)zone OBJC_ARC_UNAVAILABLE;
  73 + (id)mutableCopyWithZone:(struct _NSZone *)zone OBJC_ARC_UNAVAILABLE;
  74
  75 + (BOOL)instancesRespondToSelector:(SEL)aSelector;
  76 + (BOOL)conformsToProtocol:(Protocol *)protocol;
  77 - (IMP)methodForSelector:(SEL)aSelector;
  78 + (IMP)instanceMethodForSelector:(SEL)aSelector;
  79 - (void)doesNotRecognizeSelector:(SEL)aSelector;
  80
  81 - (id)forwardingTargetForSelector:(SEL)aSelector __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0);
  82 - (void)forwardInvocation:(NSInvocation *)anInvocation;
  83 - (NSMethodSignature *)methodSignatureForSelector:(SEL)aSelector;
  84
  85 + (NSMethodSignature *)instanceMethodSignatureForSelector:(SEL)aSelector;
  86
  87 - (BOOL)allowsWeakReference UNAVAILABLE_ATTRIBUTE;
  88 - (BOOL)retainWeakReference UNAVAILABLE_ATTRIBUTE;
  89
  90 + (BOOL)isSubclassOfClass:(Class)aClass;
  91
  92 + (BOOL)resolveClassMethod:(SEL)sel __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0);
  93 + (BOOL)resolveInstanceMethod:(SEL)sel __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0);
  94
  95 + (NSUInteger)hash;
  96 + (Class)superclass;
  97 + (Class)class;
  98 + (NSString *)description;
  99 + (NSString *)debugDescription;
 100
 101 @end
 102
 103 #endif
 104
 105 #endif