22 #ifndef __XN_EVENT_H__
23 #define __XN_EVENT_H__
153 #if (XN_PLATFORM == XN_PLATFORM_WIN32)
154 #pragma warning (push)
155 #pragma warning (disable: 4127)
160 #if (XN_PLATFORM == XN_PLATFORM_WIN32)
161 #pragma warning (pop)
170 XnBool RemoveCallback(XnCallbackPtrList& list,
XnCallback* pCallback)
172 XnCallbackPtrList::Iterator handlerIt = list.Find(pCallback);
173 if (handlerIt != list.end())
175 list.Remove(handlerIt);
184 #define _XN_RAISE_WITH_RET_CODE(args) \
186 XnStatus nRetVal = pFunc(args pCallback->pCookie); \
187 if (nRetVal != XN_STATUS_OK) \
189 XnEvent::ApplyListChanges(); \
194 #define _XN_RAISE_NO_RET_CODE(args) \
195 pFunc(args pCallback->pCookie);
201 #define _XN_DECLARE_EVENT_CLASS(_class, _interface, _retVal, _raise, _signature, _raise_sign) \
202 XN_PRAGMA_START_DISABLED_WARNING_SECTION(XN_HIDES_PARENT_METHOD_WARNING_ID) \
203 class _interface : protected XnEvent \
206 typedef _retVal (XN_CALLBACK_TYPE* HandlerPtr)(_signature); \
207 virtual XnStatus Register(HandlerPtr pFunc, void* pCookie, XnCallbackHandle* pHandle = NULL) = 0; \
208 virtual XnStatus Unregister(XnCallbackHandle handle) = 0; \
210 class _class : public _interface \
213 XnStatus Register(HandlerPtr pFunc, void* pCookie, XnCallbackHandle* pHandle = NULL) \
215 return XnEvent::Register((XnEvent::HandlerPtr)pFunc, pCookie, pHandle); \
217 XnStatus Unregister(XnCallbackHandle handle) \
219 return XnEvent::Unregister(handle); \
221 XnStatus Raise(_raise_sign) \
223 XnAutoCSLocker lock(m_hLock); \
224 XnEvent::ApplyListChanges(); \
225 XnEvent::XnCallbackPtrList::Iterator it = XnEvent::m_Handlers.begin(); \
226 for (; it != XnEvent::m_Handlers.end(); ++it) \
228 XnCallback* pCallback = *it; \
229 HandlerPtr pFunc = (HandlerPtr)pCallback->pFuncPtr; \
232 XnEvent::ApplyListChanges(); \
233 return (XN_STATUS_OK); \
235 XnStatus Clear() { return XnEvent::Clear(); } \
237 XN_PRAGMA_STOP_DISABLED_WARNING_SECTION
240 #define _XN_SIGNATURE_0ARG()
241 #define _XN_FULL_SIGNATURE_0ARG() void* pCookie
242 #define _XN_ARGS_0ARG()
244 #define _XN_SIGNATURE_1ARG(_type1, _name1) _type1 _name1
245 #define _XN_FULL_SIGNATURE_1ARG(_type1, _name1) _type1 _name1, void* pCookie
246 #define _XN_ARGS_1ARG(_name1) _name1,
248 #define _XN_SIGNATURE_2ARG(_type1, _name1, _type2, _name2) _type1 _name1, _type2 _name2
249 #define _XN_FULL_SIGNATURE_2ARG(_type1, _name1, _type2, _name2) _type1 _name1, _type2 _name2, void* pCookie
250 #define _XN_ARGS_2ARG(_name1, _name2) _name1, _name2,
252 #define _XN_SIGNATURE_3ARG(_type1, _name1, _type2, _name2, _type3, _name3) _type1 _name1, _type2 _name2, _type3 _name3
253 #define _XN_FULL_SIGNATURE_3ARG(_type1, _name1, _type2, _name2, _type3, _name3) _type1 _name1, _type2 _name2, _type3 _name3, void* pCookie
254 #define _XN_ARGS_3ARG(_name1, _name2, _name3) _name1, _name2, _name3,
256 #define _XN_SIGNATURE_4ARG(_type1, _name1, _type2, _name2, _type3, _name3, _type4, _name4) _type1 _name1, _type2 _name2, _type3 _name3, _type4 _name4
257 #define _XN_FULL_SIGNATURE_4ARG(_type1, _name1, _type2, _name2, _type3, _name3, _type4, _name4) _type1 _name1, _type2 _name2, _type3 _name3, _type4 _name4, void* pCookie
258 #define _XN_ARGS_4ARG(_name1, _name2, _name3, _name4) _name1, _name2, _name3, _name4,
260 #define _XN_SIGNATURE_5ARG(_type1, _name1, _type2, _name2, _type3, _name3, _type4, _name4, _type5, _name5) _type1 _name1, _type2 _name2, _type3 _name3, _type4 _name4, _type5 _name5
261 #define _XN_FULL_SIGNATURE_5ARG(_type1, _name1, _type2, _name2, _type3, _name3, _type4, _name4, _type5, _name5) _type1 _name1, _type2 _name2, _type3 _name3, _type4 _name4, _type5 _name5, void* pCookie
262 #define _XN_ARGS_5ARG(_name1, _name2, _name3, _name4, _name5) _name1, _name2, _name3, _name4, _name5,
265 #define XN_DECLARE_EVENT_0ARG(_class, _interface) \
266 _XN_DECLARE_EVENT_CLASS(_class, _interface, void, _XN_RAISE_NO_RET_CODE(_XN_ARGS_0ARG()), _XN_FULL_SIGNATURE_0ARG(), _XN_SIGNATURE_0ARG())
268 #define XN_DECLARE_EVENT_0ARG_RETVAL(_class, _interface) \
269 _XN_DECLARE_EVENT_CLASS(_class, _interface, XnStatus, _XN_RAISE_WITH_RET_CODE(_XN_ARGS_0ARG()), _XN_FULL_SIGNATURE_0ARG(), _XN_SIGNATURE_0ARG())
271 #define XN_DECLARE_EVENT_1ARG(_class, _interface, _type1, _name1) \
272 _XN_DECLARE_EVENT_CLASS(_class, _interface, void, _XN_RAISE_NO_RET_CODE(_XN_ARGS_1ARG(_name1)), _XN_FULL_SIGNATURE_1ARG(_type1, _name1), _XN_SIGNATURE_1ARG(_type1, _name1))
274 #define XN_DECLARE_EVENT_1ARG_RETVAL(_class, _interface, _type1, _name1) \
275 _XN_DECLARE_EVENT_CLASS(_class, _interface, XnStatus, _XN_RAISE_WITH_RET_CODE(_XN_ARGS_1ARG(_name1)), _XN_FULL_SIGNATURE_1ARG(_type1, _name1), _XN_SIGNATURE_1ARG(_type1, _name1))
277 #define XN_DECLARE_EVENT_2ARG(_class, _interface, _type1, _name1, _type2, _name2) \
278 _XN_DECLARE_EVENT_CLASS(_class, _interface, void, _XN_RAISE_NO_RET_CODE(_XN_ARGS_2ARG(_name1, _name2)), _XN_FULL_SIGNATURE_2ARG(_type1, _name1, _type2, _name2), _XN_SIGNATURE_2ARG(_type1, _name1, _type2, _name2))
280 #define XN_DECLARE_EVENT_2ARG_RETVAL(_class, _interface, _type1, _name1, _type2, _name2) \
281 _XN_DECLARE_EVENT_CLASS(_class, _interface, XnStatus, _XN_RAISE_WITH_RET_CODE(_XN_ARGS_2ARG(_name1, _name2)), _XN_FULL_SIGNATURE_2ARG(_type1, _name1, _type2, _name2), _XN_SIGNATURE_2ARG(_type1, _name1, _type2, _name2))
283 #define XN_DECLARE_EVENT_3ARG(_class, _interface, _type1, _name1, _type2, _name2, _type3, _name3) \
284 _XN_DECLARE_EVENT_CLASS(_class, _interface, void, _XN_RAISE_NO_RET_CODE(_XN_ARGS_3ARG(_name1, _name2, _name3)), _XN_FULL_SIGNATURE_3ARG(_type1, _name1, _type2, _name2, _type3, _name3), _XN_SIGNATURE_3ARG(_type1, _name1, _type2, _name2, _type3, _name3))
286 #define XN_DECLARE_EVENT_3ARG_RETVAL(_class, _interface, _type1, _name1, _type2, _name2, _type3, _name3) \
287 _XN_DECLARE_EVENT_CLASS(_class, _interface, XnStatus, _XN_RAISE_WITH_RET_CODE(_XN_ARGS_3ARG(_name1, _name2, _name3)), _XN_FULL_SIGNATURE_3ARG(_type1, _name1, _type2, _name2, _type3, _name3), _XN_SIGNATURE_3ARG(_type1, _name1, _type2, _name2, _type3, _name3))
289 #define XN_DECLARE_EVENT_4ARG(_class, _interface, _type1, _name1, _type2, _name2, _type3, _name3, _type4, _name4) \
290 _XN_DECLARE_EVENT_CLASS(_class, _interface, void, _XN_RAISE_NO_RET_CODE(_XN_ARGS_4ARG(_name1, _name2, _name3, _name4)), _XN_FULL_SIGNATURE_4ARG(_type1, _name1, _type2, _name2, _type3, _name3, _type4, _name4), _XN_SIGNATURE_4ARG(_type1, _name1, _type2, _name2, _type3, _name3, _type4, _name4))
292 #define XN_DECLARE_EVENT_4ARG_RETVAL(_class, _interface, _type1, _name1, _type2, _name2, _type3, _name3, _type4, _name4) \
293 _XN_DECLARE_EVENT_CLASS(_class, _interface, XnStatus, _XN_RAISE_WITH_RET_CODE(_XN_ARGS_4ARG(_name1, _name2, _name3, _name4)), _XN_FULL_SIGNATURE_4ARG(_type1, _name1, _type2, _name2, _type3, _name3, _type4, _name4), _XN_SIGNATURE_4ARG(_type1, _name1, _type2, _name2, _type3, _name3, _type4, _name4))
295 #define XN_DECLARE_EVENT_5ARG(_class, _interface, _type1, _name1, _type2, _name2, _type3, _name3, _type4, _name4, _type5, _name5) \
296 _XN_DECLARE_EVENT_CLASS(_class, _interface, void, _XN_RAISE_NO_RET_CODE(_XN_ARGS_5ARG(_name1, _name2, _name3, _name4, _name5)), _XN_FULL_SIGNATURE_5ARG(_type1, _name1, _type2, _name2, _type3, _name3, _type4, _name4, _type5, _name5), _XN_SIGNATURE_5ARG(_type1, _name1, _type2, _name2, _type3, _name3, _type4, _name4, _type5, _name5))
298 #define XN_DECLARE_EVENT_5ARG_RETVAL(_class, _interface, _type1, _name1, _type2, _name2, _type3, _name3, _type4, _name4, _type5, _name5) \
299 _XN_DECLARE_EVENT_CLASS(_class, _interface, XnStatus, _XN_RAISE_WITH_RET_CODE(_XN_ARGS_5ARG(_name1, _name2, _name3, _name4, _name5)), _XN_FULL_SIGNATURE_5ARG(_type1, _name1, _type2, _name2, _type3, _name3, _type4, _name4, _type5, _name5), _XN_SIGNATURE_5ARG(_type1, _name1, _type2, _name2, _type3, _name3, _type4, _name4, _type5, _name5))
#define XN_DECLARE_LIST(Type, ClassName)
Definition: XnList.h:745
#define XN_IS_STATUS_OK(x)
Definition: XnMacros.h:60
#define XN_VALIDATE_INPUT_PTR(x)
Definition: XnOS.h:123
XN_C_API XnStatus XN_C_DECL xnOSCloseCriticalSection(XN_CRITICAL_SECTION_HANDLE *pCriticalSectionHandle)
#define XN_DELETE(p)
Definition: XnOS.h:336
#define XN_VALIDATE_NEW(ptr, type,...)
Definition: XnOS.h:168
XN_C_API XnStatus XN_C_DECL xnOSCreateCriticalSection(XN_CRITICAL_SECTION_HANDLE *pCriticalSectionHandle)
XnUInt32 XnStatus
Definition: XnStatus.h:34
#define XN_STATUS_OK
Definition: XnStatus.h:37
void * XnCallbackHandle
Definition: XnTypes.h:268
XnStatus Unregister(XnCallbackHandle handle)
Definition: XnEvent.h:93
XnStatus Clear()
Definition: XnEvent.h:116
XnCallbackPtrList m_Handlers
Definition: XnEvent.h:165
XN_CRITICAL_SECTION_HANDLE m_hLock
Definition: XnEvent.h:164
XnStatus Register(HandlerPtr pFunc, void *pCookie, XnCallbackHandle *pHandle)
Definition: XnEvent.h:62
XnEvent()
Definition: XnEvent.h:51
XnCallbackPtrList m_ToBeAdded
Definition: XnEvent.h:166
XnStatus ApplyListChanges()
Definition: XnEvent.h:133
XnCallbackPtrList m_ToBeRemoved
Definition: XnEvent.h:167
virtual ~XnEvent()
Definition: XnEvent.h:56
virtual XnStatus Unregister(XnCallbackHandle handle)=0
virtual ~XnEventInterface()
Definition: XnEvent.h:40
XnStatus(* HandlerPtr)(void *pCookie)
Definition: XnEvent.h:42
XnEventInterface()
Definition: XnEvent.h:39
virtual XnStatus Register(HandlerPtr pFunc, void *pCookie, XnCallbackHandle *pHandle=NULL)=0
Definition: XnCallback.h:32