project64/Source/Project64/Plugins/Plugin Base.h

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/****************************************************************************
* *
* Project 64 - A Nintendo 64 emulator. *
* http://www.pj64-emu.com/ *
* Copyright (C) 2012 Project64. All rights reserved. *
* *
* License: *
* GNU/GPLv2 http://www.gnu.org/licenses/gpl-2.0.html *
* *
****************************************************************************/
#pragma once
class CPlugin
{
public:
CPlugin();
virtual ~CPlugin();
inline stdstr PluginName() const { return m_PluginInfo.Name; }
inline bool Initilized() { return m_Initilized; }
virtual int GetDefaultSettingStartRange() const = 0;
virtual int GetSettingStartRange() const = 0;
bool Load ( const char * FileName );
void RomOpened();
void RomClose();
void GameReset();
void Close();
void(__cdecl *DllAbout) (HWND hWnd);
void(__cdecl *DllConfig) (DWORD hParent);
protected:
void UnloadPlugin();
const char * PluginType () const;
TraceType PluginTraceType () const;
virtual void UnloadPluginDetails() = 0;
virtual PLUGIN_TYPE type() = 0;
virtual bool LoadFunctions ( void ) = 0;
void(__cdecl *CloseDLL) (void);
void(__cdecl *RomOpen) (void);
void(__cdecl *RomClosed) (void);
void(__cdecl *PluginOpened)(void);
void(__cdecl *SetSettingInfo) (PLUGIN_SETTINGS *);
void(__cdecl *SetSettingInfo2) (PLUGIN_SETTINGS2 *);
void(__cdecl *SetSettingInfo3) (PLUGIN_SETTINGS3 *);
void * m_hDll;
bool m_Initilized, m_RomOpen;
PLUGIN_INFO m_PluginInfo;
// Loads a function pointer from the currently loaded DLL
template <typename T>
void _LoadFunction(const char * szFunctionName, T & functionPointer) {
functionPointer = (T)GetProcAddress((HMODULE)m_hDll, szFunctionName);
}
// Simple wrapper around _LoadFunction() to avoid having to specify the same two arguments
// i.e. _LoadFunction("CloseDLL", CloseDLL);
#define LoadFunction(functionName) _LoadFunction(#functionName, functionName)
};