scummvm/engines/wintermute/persistent.h
2012-06-02 13:01:15 +02:00

93 lines
3.0 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
/*
* This file is based on WME Lite.
* http://dead-code.org/redir.php?target=wmelite
* Copyright (c) 2011 Jan Nedoma
*/
#ifndef WINTERMUTE_PERSISTENT_H
#define WINTERMUTE_PERSISTENT_H
#include "wintypes.h"
namespace WinterMute {
class CBPersistMgr;
// persistence support
typedef void *(WINAPI *PERSISTBUILD)(void);
typedef HRESULT(WINAPI *PERSISTLOAD)(void *, CBPersistMgr *);
typedef void (*SYS_INSTANCE_CALLBACK)(void *Instance, void *Data);
} // end of namespace WinterMute
#include "SysClass.h"
#include "SysClassRegistry.h"
namespace WinterMute {
#define DECLARE_PERSISTENT(class_name, parent_class)\
static const char _className[];\
static void* WINAPI PersistBuild(void);\
virtual const char* GetClassName();\
static HRESULT WINAPI PersistLoad(void* Instance, CBPersistMgr* PersistMgr);\
class_name(TDynamicConstructor p1, TDynamicConstructor p2):parent_class(p1, p2){ /*memset(this, 0, sizeof(class_name));*/ };\
virtual HRESULT Persist(CBPersistMgr* PersistMgr);\
void* operator new (size_t size);\
void operator delete(void* p);\
#define IMPLEMENT_PERSISTENT(class_name, persistent_class)\
const char class_name::_className[] = #class_name;\
void* class_name::PersistBuild(){\
return ::new class_name(DYNAMIC_CONSTRUCTOR, DYNAMIC_CONSTRUCTOR);\
}\
\
HRESULT class_name::PersistLoad(void* Instance, CBPersistMgr* PersistMgr){\
return ((class_name*)Instance)->Persist(PersistMgr);\
}\
\
const char* class_name::GetClassName(){\
return #class_name;\
}\
\
CSysClass Register##class_name(class_name::_className, class_name::PersistBuild, class_name::PersistLoad, persistent_class);\
\
void* class_name::operator new (size_t size){\
void* ret = ::operator new(size);\
CSysClassRegistry::GetInstance()->RegisterInstance(#class_name, ret);\
return ret;\
}\
\
void class_name::operator delete (void* p){\
CSysClassRegistry::GetInstance()->UnregisterInstance(#class_name, p);\
::operator delete(p);\
}\
#define TMEMBER(member_name) #member_name, &member_name
#define TMEMBER_INT(member_name) #member_name, (int*)&member_name
} // end of namespace WinterMute
#endif // WINTERMUTE_PERSISTENT_H