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