mirror of
https://port.numenaute.org/aleajactaest/khanat-opennel-code.git
synced 2024-12-17 14:48:42 +00:00
327 lines
10 KiB
C++
327 lines
10 KiB
C++
/*
|
|
|
|
Copyright (c) 2009-2014, Jan BOON
|
|
All rights reserved.
|
|
|
|
Redistribution and use in source and binary forms, with or without
|
|
modification, are permitted provided that the following conditions are met:
|
|
|
|
* Redistributions of source code must retain the above copyright notice, this
|
|
list of conditions and the following disclaimer.
|
|
|
|
* Redistributions in binary form must reproduce the above copyright notice,
|
|
this list of conditions and the following disclaimer in the documentation
|
|
and/or other materials provided with the distribution.
|
|
|
|
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
|
|
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
|
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
|
|
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
|
|
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
|
|
*/
|
|
|
|
#ifndef NLMISC_CALLBACK_H
|
|
#define NLMISC_CALLBACK_H
|
|
#include <nel/misc/types_nl.h>
|
|
|
|
// STL includes
|
|
|
|
// NeL includes
|
|
#include <nel/misc/debug.h>
|
|
|
|
// Project includes
|
|
|
|
namespace NLMISC {
|
|
|
|
#define NLMISC_CALLBACK_TEMPLATE \
|
|
/** \
|
|
* \brief NLMISC_CALLBACK_ARGS_CLASS \
|
|
* \date 2009-03-03 18:09GMT \
|
|
* \author Jan BOON \
|
|
* Callback template \
|
|
*/ \
|
|
template<typename TReturn NLMISC_CALLBACK_ARGS_TYPENAME> \
|
|
class NLMISC_CALLBACK_ARGS_CLASS \
|
|
{ \
|
|
/* Very simple reference counting callback base */ \
|
|
class CCallbackBase \
|
|
{ \
|
|
public: \
|
|
CCallbackBase() : m_RefCount(0) \
|
|
{ \
|
|
\
|
|
} \
|
|
\
|
|
virtual ~CCallbackBase() \
|
|
{ \
|
|
nlassert(!m_RefCount); \
|
|
} \
|
|
\
|
|
void refAdd() \
|
|
{ \
|
|
++m_RefCount; \
|
|
} \
|
|
\
|
|
void refRemove() \
|
|
{ \
|
|
--m_RefCount; \
|
|
if (!m_RefCount) \
|
|
delete this; \
|
|
} \
|
|
\
|
|
virtual TReturn callback(NLMISC_CALLBACK_ARGS_DECL) = 0; \
|
|
\
|
|
virtual bool equals(const CCallbackBase *callbackBase) = 0; \
|
|
\
|
|
/* disable copy */ \
|
|
CCallbackBase(const CCallbackBase &); \
|
|
CCallbackBase &operator=(const CCallbackBase &); \
|
|
\
|
|
private: \
|
|
uint m_RefCount; \
|
|
}; \
|
|
\
|
|
typedef TReturn TCallbackFunction(NLMISC_CALLBACK_ARGS_DECL); \
|
|
class CCallbackFunction : public CCallbackBase \
|
|
{ \
|
|
public: \
|
|
CCallbackFunction(TCallbackFunction *callbackFunction) : m_CallbackFunction(callbackFunction) \
|
|
{ \
|
|
nlassert(m_CallbackFunction); \
|
|
} \
|
|
\
|
|
virtual ~CCallbackFunction() \
|
|
{ \
|
|
m_CallbackFunction = NULL; \
|
|
} \
|
|
\
|
|
virtual TReturn callback(NLMISC_CALLBACK_ARGS_DECL) \
|
|
{ \
|
|
return m_CallbackFunction(NLMISC_CALLBACK_ARGS_IMPL); \
|
|
} \
|
|
\
|
|
virtual bool equals(const CCallbackBase *callbackBase) \
|
|
{ \
|
|
const CCallbackFunction *callbackFunction = \
|
|
dynamic_cast<const CCallbackFunction *>(callbackBase); \
|
|
if (!callbackFunction) return false; \
|
|
return m_CallbackFunction == callbackFunction->m_CallbackFunction; \
|
|
} \
|
|
\
|
|
private: \
|
|
TCallbackFunction *m_CallbackFunction; \
|
|
}; \
|
|
\
|
|
template<typename TClass> \
|
|
class CCallbackMethod : public CCallbackBase \
|
|
{ \
|
|
typedef TReturn (TClass::*TCallbackMethod)(NLMISC_CALLBACK_ARGS_DECL); \
|
|
public: \
|
|
CCallbackMethod(TClass *callbackObject, TCallbackMethod callbackMethod) : m_CallbackObject(callbackObject), m_CallbackMethod(callbackMethod) \
|
|
{ \
|
|
nlassert(m_CallbackObject); \
|
|
nlassert(m_CallbackMethod); \
|
|
} \
|
|
\
|
|
virtual ~CCallbackMethod() \
|
|
{ \
|
|
m_CallbackObject = NULL; \
|
|
m_CallbackMethod = NULL; \
|
|
} \
|
|
\
|
|
virtual TReturn callback(NLMISC_CALLBACK_ARGS_DECL) \
|
|
{ \
|
|
return (m_CallbackObject->*m_CallbackMethod)(NLMISC_CALLBACK_ARGS_IMPL); \
|
|
} \
|
|
\
|
|
virtual bool equals(const CCallbackBase *callbackBase) \
|
|
{ \
|
|
const CCallbackMethod *callbackMethod = \
|
|
dynamic_cast<const CCallbackMethod *>(callbackBase); \
|
|
if (!callbackMethod) return false; \
|
|
return m_CallbackObject == callbackMethod->m_CallbackObject \
|
|
&& m_CallbackMethod == callbackMethod->m_CallbackMethod; \
|
|
} \
|
|
\
|
|
private: \
|
|
TClass *m_CallbackObject; \
|
|
TCallbackMethod m_CallbackMethod; \
|
|
}; \
|
|
\
|
|
public: \
|
|
CCallback() : m_CallbackBase(NULL) \
|
|
{ \
|
|
\
|
|
} \
|
|
\
|
|
CCallback(TCallbackFunction *callbackFunction) : m_CallbackBase(new CCallbackFunction(callbackFunction)) \
|
|
{ \
|
|
nlassert(m_CallbackBase); \
|
|
m_CallbackBase->refAdd(); \
|
|
} \
|
|
\
|
|
template<typename TClass> \
|
|
CCallback(TClass *callbackObject, TReturn (TClass::*callbackMethod)(NLMISC_CALLBACK_ARGS_DECL)) : m_CallbackBase(new CCallbackMethod<TClass>(callbackObject, callbackMethod)) \
|
|
{ \
|
|
nlassert(m_CallbackBase); \
|
|
m_CallbackBase->refAdd(); \
|
|
} \
|
|
\
|
|
CCallback(const CCallback &callback) \
|
|
{ \
|
|
m_CallbackBase = callback.m_CallbackBase; \
|
|
if (m_CallbackBase) \
|
|
m_CallbackBase->refAdd(); \
|
|
} \
|
|
\
|
|
CCallback &operator=(const CCallback &callback) \
|
|
{ \
|
|
if (m_CallbackBase != callback.m_CallbackBase) \
|
|
{ \
|
|
if (m_CallbackBase) \
|
|
m_CallbackBase->refRemove(); \
|
|
m_CallbackBase = callback.m_CallbackBase; \
|
|
if (m_CallbackBase) \
|
|
m_CallbackBase->refAdd(); \
|
|
} \
|
|
return *this; \
|
|
} \
|
|
\
|
|
~CCallback() \
|
|
{ \
|
|
if (m_CallbackBase) \
|
|
{ \
|
|
m_CallbackBase->refRemove(); \
|
|
m_CallbackBase = NULL; \
|
|
} \
|
|
} \
|
|
\
|
|
TReturn callback(NLMISC_CALLBACK_ARGS_DECL) \
|
|
{ \
|
|
nlassert(m_CallbackBase); \
|
|
return m_CallbackBase->callback(NLMISC_CALLBACK_ARGS_IMPL); \
|
|
} \
|
|
\
|
|
TReturn operator()(NLMISC_CALLBACK_ARGS_DECL) \
|
|
{ \
|
|
nlassert(m_CallbackBase); \
|
|
return m_CallbackBase->callback(NLMISC_CALLBACK_ARGS_IMPL); \
|
|
} \
|
|
\
|
|
bool valid() const \
|
|
{ \
|
|
return m_CallbackBase != NULL; \
|
|
} \
|
|
\
|
|
operator bool() const \
|
|
{ \
|
|
return m_CallbackBase != NULL; \
|
|
} \
|
|
\
|
|
bool operator==(const CCallback &callback) \
|
|
{ \
|
|
return m_CallbackBase->equals(callback.m_CallbackBase); \
|
|
} \
|
|
\
|
|
private: \
|
|
CCallbackBase *m_CallbackBase; \
|
|
\
|
|
}; /* class CCallback */ \
|
|
|
|
template<typename TReturn, typename TArgsA = void, typename TArgsB = void, typename TArgsC = void, typename TArgsD = void, typename TArgsE = void, typename TArgsF = void, typename TArgsG = void, typename TDummy = void>
|
|
class CCallback;
|
|
|
|
#define NLMISC_CALLBACK_ARGS_CLASS CCallback<TReturn, void, void, void, void, void, void, void, void>
|
|
#define NLMISC_CALLBACK_ARGS_TYPENAME
|
|
#define NLMISC_CALLBACK_ARGS_DECL
|
|
#define NLMISC_CALLBACK_ARGS_IMPL
|
|
NLMISC_CALLBACK_TEMPLATE
|
|
#undef NLMISC_CALLBACK_ARGS_CLASS
|
|
#undef NLMISC_CALLBACK_ARGS_TYPENAME
|
|
#undef NLMISC_CALLBACK_ARGS_DECL
|
|
#undef NLMISC_CALLBACK_ARGS_IMPL
|
|
|
|
#define NLMISC_CALLBACK_ARGS_CLASS CCallback<TReturn, TArgsA, void, void, void, void, void, void, void>
|
|
#define NLMISC_CALLBACK_ARGS_TYPENAME , typename TArgsA
|
|
#define NLMISC_CALLBACK_ARGS_DECL TArgsA argsA
|
|
#define NLMISC_CALLBACK_ARGS_IMPL argsA
|
|
NLMISC_CALLBACK_TEMPLATE
|
|
#undef NLMISC_CALLBACK_ARGS_CLASS
|
|
#undef NLMISC_CALLBACK_ARGS_TYPENAME
|
|
#undef NLMISC_CALLBACK_ARGS_DECL
|
|
#undef NLMISC_CALLBACK_ARGS_IMPL
|
|
|
|
#define NLMISC_CALLBACK_ARGS_CLASS CCallback<TReturn, TArgsA, TArgsB, void, void, void, void, void, void>
|
|
#define NLMISC_CALLBACK_ARGS_TYPENAME , typename TArgsA, typename TArgsB
|
|
#define NLMISC_CALLBACK_ARGS_DECL TArgsA argsA, TArgsB argsB
|
|
#define NLMISC_CALLBACK_ARGS_IMPL argsA, argsB
|
|
NLMISC_CALLBACK_TEMPLATE
|
|
#undef NLMISC_CALLBACK_ARGS_CLASS
|
|
#undef NLMISC_CALLBACK_ARGS_TYPENAME
|
|
#undef NLMISC_CALLBACK_ARGS_DECL
|
|
#undef NLMISC_CALLBACK_ARGS_IMPL
|
|
|
|
#define NLMISC_CALLBACK_ARGS_CLASS CCallback<TReturn, TArgsA, TArgsB, TArgsC, void, void, void, void, void>
|
|
#define NLMISC_CALLBACK_ARGS_TYPENAME , typename TArgsA, typename TArgsB, typename TArgsC
|
|
#define NLMISC_CALLBACK_ARGS_DECL TArgsA argsA, TArgsB argsB, TArgsC argsC
|
|
#define NLMISC_CALLBACK_ARGS_IMPL argsA, argsB, argsC
|
|
NLMISC_CALLBACK_TEMPLATE
|
|
#undef NLMISC_CALLBACK_ARGS_CLASS
|
|
#undef NLMISC_CALLBACK_ARGS_TYPENAME
|
|
#undef NLMISC_CALLBACK_ARGS_DECL
|
|
#undef NLMISC_CALLBACK_ARGS_IMPL
|
|
|
|
#define NLMISC_CALLBACK_ARGS_CLASS CCallback<TReturn, TArgsA, TArgsB, TArgsC, TArgsD, void, void, void, void>
|
|
#define NLMISC_CALLBACK_ARGS_TYPENAME , typename TArgsA, typename TArgsB, typename TArgsC, typename TArgsD
|
|
#define NLMISC_CALLBACK_ARGS_DECL TArgsA argsA, TArgsB argsB, TArgsC argsC, TArgsD argsD
|
|
#define NLMISC_CALLBACK_ARGS_IMPL argsA, argsB, argsC, argsD
|
|
NLMISC_CALLBACK_TEMPLATE
|
|
#undef NLMISC_CALLBACK_ARGS_CLASS
|
|
#undef NLMISC_CALLBACK_ARGS_TYPENAME
|
|
#undef NLMISC_CALLBACK_ARGS_DECL
|
|
#undef NLMISC_CALLBACK_ARGS_IMPL
|
|
|
|
#define NLMISC_CALLBACK_ARGS_CLASS CCallback<TReturn, TArgsA, TArgsB, TArgsC, TArgsD, TArgsE, void, void, void>
|
|
#define NLMISC_CALLBACK_ARGS_TYPENAME , typename TArgsA, typename TArgsB, typename TArgsC, typename TArgsD, typename TArgsE
|
|
#define NLMISC_CALLBACK_ARGS_DECL TArgsA argsA, TArgsB argsB, TArgsC argsC, TArgsD argsD, TArgsE argsE
|
|
#define NLMISC_CALLBACK_ARGS_IMPL argsA, argsB, argsC, argsD, argsE
|
|
NLMISC_CALLBACK_TEMPLATE
|
|
#undef NLMISC_CALLBACK_ARGS_CLASS
|
|
#undef NLMISC_CALLBACK_ARGS_TYPENAME
|
|
#undef NLMISC_CALLBACK_ARGS_DECL
|
|
#undef NLMISC_CALLBACK_ARGS_IMPL
|
|
|
|
#define NLMISC_CALLBACK_ARGS_CLASS CCallback<TReturn, TArgsA, TArgsB, TArgsC, TArgsD, TArgsE, TArgsF, void, void>
|
|
#define NLMISC_CALLBACK_ARGS_TYPENAME , typename TArgsA, typename TArgsB, typename TArgsC, typename TArgsD, typename TArgsE, typename TArgsF
|
|
#define NLMISC_CALLBACK_ARGS_DECL TArgsA argsA, TArgsB argsB, TArgsC argsC, TArgsD argsD, TArgsE argsE, TArgsF argsF
|
|
#define NLMISC_CALLBACK_ARGS_IMPL argsA, argsB, argsC, argsD, argsE, argsF
|
|
NLMISC_CALLBACK_TEMPLATE
|
|
#undef NLMISC_CALLBACK_ARGS_CLASS
|
|
#undef NLMISC_CALLBACK_ARGS_TYPENAME
|
|
#undef NLMISC_CALLBACK_ARGS_DECL
|
|
#undef NLMISC_CALLBACK_ARGS_IMPL
|
|
|
|
#define NLMISC_CALLBACK_ARGS_CLASS CCallback<TReturn, TArgsA, TArgsB, TArgsC, TArgsD, TArgsE, TArgsF, TArgsG, void>
|
|
#define NLMISC_CALLBACK_ARGS_TYPENAME , typename TArgsA, typename TArgsB, typename TArgsC, typename TArgsD, typename TArgsE, typename TArgsF, typename TArgsG
|
|
#define NLMISC_CALLBACK_ARGS_DECL TArgsA argsA, TArgsB argsB, TArgsC argsC, TArgsD argsD, TArgsE argsE, TArgsF argsF, TArgsG argsG
|
|
#define NLMISC_CALLBACK_ARGS_IMPL argsA, argsB, argsC, argsD, argsE, argsF, argsG
|
|
NLMISC_CALLBACK_TEMPLATE
|
|
#undef NLMISC_CALLBACK_ARGS_CLASS
|
|
#undef NLMISC_CALLBACK_ARGS_TYPENAME
|
|
#undef NLMISC_CALLBACK_ARGS_DECL
|
|
#undef NLMISC_CALLBACK_ARGS_IMPL
|
|
#undef NLMISC_CALLBACK_ARGS_CLASSNAME
|
|
|
|
#undef NLMISC_CALLBACK_TEMPLATE
|
|
|
|
} /* namespace NLMISC */
|
|
|
|
#endif /* #ifndef NLMISC_CALLBACK_H */
|
|
|
|
/* end of file */
|