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SoSubEvent.h
1 #ifndef COIN_SOSUBEVENT_H
2 #define COIN_SOSUBEVENT_H
3 
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35 
36 #include <Inventor/C/tidbits.h>
37 
38 // *************************************************************************
39 
40 #define SO_EVENT_HEADER() \
41 private: \
42  static SoType classTypeId; \
43  static void cleanupClass(void) { classTypeId STATIC_SOTYPE_INIT; }; \
44  static void * createInstance(void); \
45 public: \
46  static SoType getClassTypeId(void); \
47  virtual SoType getTypeId(void) const
48 
49 #define SO_EVENT_ABSTRACT_HEADER() \
50 private: \
51  static SoType classTypeId; \
52  static void cleanupClass(void) { classTypeId STATIC_SOTYPE_INIT; }; \
53 public: \
54  static SoType getClassTypeId(void); \
55  virtual SoType getTypeId(void) const
56 
57 // *************************************************************************
58 
59 #define SO_EVENT_ABSTRACT_SOURCE(_class_) \
60 SoType _class_::getClassTypeId(void) { return _class_::classTypeId; } \
61 SoType _class_::getTypeId(void) const { return _class_::classTypeId; } \
62 SoType _class_::classTypeId STATIC_SOTYPE_INIT
63 
64 #define SO_EVENT_SOURCE(_class_) \
65 SoType _class_::getClassTypeId(void) { return _class_::classTypeId; } \
66 SoType _class_::getTypeId(void) const { return _class_::classTypeId; } \
67 void * _class_::createInstance(void) { return static_cast<void *>(new _class_); } \
68 SoType _class_::classTypeId STATIC_SOTYPE_INIT
69 
70 // *************************************************************************
71 
72 #define SO_EVENT_INIT_ABSTRACT_CLASS(_class_, _parentclass_) \
73  do { \
74  /* Make sure we only initialize once. */ \
75  assert(_class_::classTypeId == SoType::badType()); \
76  /* Make sure superclass get initialized before subclass. */ \
77  assert(_parentclass_::getClassTypeId() != SoType::badType()); \
78  \
79  _class_::classTypeId = \
80  SoType::createType(_parentclass_::getClassTypeId(), SO__QUOTE(_class_)); \
81  /* FIXME: internal code should not use this function, but use the coin_atexit() function */ \
82  /* with priority set to CC_ATEXIT_NORMAL. As it is now, the clean-up functions for */ \
83  /* these classes will always be run before all other Coin at-exit clean-ups. 20070126 mortene */ \
84  cc_coin_atexit(reinterpret_cast<coin_atexit_f *>(cleanupClass)); \
85  } WHILE_0
86 
87 #define SO_EVENT_INIT_CLASS(_class_, _parentclass_) \
88  do { \
89  /* Make sure we only initialize once. */ \
90  assert(_class_::classTypeId == SoType::badType()); \
91  /* Make sure superclass get initialized before subclass. */ \
92  assert(_parentclass_::getClassTypeId() != SoType::badType()); \
93  \
94  _class_::classTypeId = \
95  SoType::createType(_parentclass_::getClassTypeId(), SO__QUOTE(_class_), _class_::createInstance); \
96  /* FIXME: internal code should not use this function, but use the coin_atexit() function */ \
97  /* with priority set to CC_ATEXIT_NORMAL. As it is now, the clean-up functions for */ \
98  /* these classes will always be run before all other Coin at-exit clean-ups. 20070126 mortene */ \
99  cc_coin_atexit(reinterpret_cast<coin_atexit_f *>(cleanupClass)); \
100  } WHILE_0
101 
102 // *************************************************************************
103 
104 #endif // !COIN_SOSUBEVENT_H