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1 | /* Interface for the Object class for Objective-C. |
2 | Copyright (C) 1993, 1994, 1995 Free Software Foundation, Inc. | |
3 | ||
4 | This file is part of GNU CC. | |
5 | ||
6 | GNU CC is free software; you can redistribute it and/or modify it | |
7 | under the terms of the GNU General Public License as published by the | |
8 | Free Software Foundation; either version 2, or (at your option) any | |
9 | later version. | |
10 | ||
11 | GNU CC is distributed in the hope that it will be useful, but WITHOUT | |
12 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
13 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public | |
14 | License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with GNU CC; see the file COPYING. If not, write to | |
18 | the Free Software Foundation, 59 Temple Place - Suite 330, | |
19 | Boston, MA 02111-1307, USA. */ | |
20 | ||
21 | /* As a special exception, if you link this library with files compiled | |
22 | with GCC to produce an executable, this does not cause the resulting | |
23 | executable to be covered by the GNU General Public License. This | |
24 | exception does not however invalidate any other reasons why the | |
25 | executable file might be covered by the GNU General Public License. */ | |
26 | ||
27 | #ifndef __object_INCLUDE_GNU | |
28 | #define __object_INCLUDE_GNU | |
29 | ||
30 | #include <objc/objc.h> | |
31 | #include <objc/typedstream.h> | |
32 | ||
33 | /* | |
34 | * All classes are derived from Object. As such, | |
35 | * this is the overhead tacked onto those objects. | |
36 | */ | |
37 | @interface Object | |
38 | { | |
39 | Class isa; /* A pointer to the instance's class structure */ | |
40 | } | |
41 | ||
42 | /* Initializing classes and instances */ | |
43 | + initialize; | |
44 | - init; | |
45 | ||
46 | /* Creating, freeing, and copying instances */ | |
47 | + new; | |
48 | + alloc; | |
49 | - free; | |
50 | - copy; | |
51 | - shallowCopy; | |
52 | - deepen; | |
53 | - deepCopy; | |
54 | ||
55 | /* Identifying classes */ | |
56 | - (Class)class; | |
57 | - (Class)superClass; | |
58 | - (MetaClass)metaClass; | |
59 | - (const char *)name; | |
60 | ||
61 | /* Identifying and comparing objects */ | |
62 | - self; | |
63 | - (unsigned int)hash; | |
64 | - (BOOL)isEqual:anObject; | |
65 | - (int)compare:anotherObject; | |
66 | ||
67 | /* Testing object type */ | |
68 | - (BOOL)isMetaClass; | |
69 | - (BOOL)isClass; | |
70 | - (BOOL)isInstance; | |
71 | ||
72 | /* Testing inheritance relationships */ | |
73 | - (BOOL)isKindOf:(Class)aClassObject; | |
74 | - (BOOL)isMemberOf:(Class)aClassObject; | |
75 | - (BOOL)isKindOfClassNamed:(const char *)aClassName; | |
76 | - (BOOL)isMemberOfClassNamed:(const char *)aClassName; | |
77 | ||
78 | /* Testing class functionality */ | |
79 | + (BOOL)instancesRespondTo:(SEL)aSel; | |
80 | - (BOOL)respondsTo:(SEL)aSel; | |
81 | ||
82 | /* Testing protocol conformance */ | |
83 | - (BOOL)conformsTo:(Protocol*)aProtocol; | |
84 | ||
85 | /* Introspection */ | |
86 | + (IMP)instanceMethodFor:(SEL)aSel; | |
87 | - (IMP)methodFor:(SEL)aSel; | |
88 | + (struct objc_method_description *)descriptionForInstanceMethod:(SEL)aSel; | |
89 | - (struct objc_method_description *)descriptionForMethod:(SEL)aSel; | |
90 | ||
91 | /* Sending messages determined at run time */ | |
92 | - perform:(SEL)aSel; | |
93 | - perform:(SEL)aSel with:anObject; | |
94 | - perform:(SEL)aSel with:anObject1 with:anObject2; | |
95 | ||
96 | /* Forwarding */ | |
97 | - (retval_t)forward:(SEL)aSel :(arglist_t)argFrame; | |
98 | - (retval_t)performv:(SEL)aSel :(arglist_t)argFrame; | |
99 | ||
100 | /* Posing */ | |
101 | + poseAs:(Class)aClassObject; | |
102 | - (Class)transmuteClassTo:(Class)aClassObject; | |
103 | ||
104 | /* Enforcing intentions */ | |
105 | - subclassResponsibility:(SEL)aSel; | |
106 | - notImplemented:(SEL)aSel; | |
107 | - shouldNotImplement:(SEL)aSel; | |
108 | ||
109 | /* Error handling */ | |
110 | - doesNotRecognize:(SEL)aSel; | |
111 | - error:(const char *)aString, ...; | |
112 | ||
113 | /* Archiving */ | |
114 | + (int)version; | |
115 | + setVersion:(int)aVersion; | |
116 | + (int)streamVersion: (TypedStream*)aStream; | |
117 | ||
118 | - read: (TypedStream*)aStream; | |
119 | - write: (TypedStream*)aStream; | |
120 | - awake; | |
121 | ||
122 | @end | |
123 | ||
124 | #endif |