159 lines
6.0 KiB
C++
159 lines
6.0 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose: An application framework
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//
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// $Revision: $
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// $NoKeywords: $
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//===========================================================================//
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#ifndef APPFRAMEWORK_H
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#define APPFRAMEWORK_H
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#ifdef _WIN32
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#pragma once
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#endif
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#include "appframework/IAppSystemGroup.h"
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//-----------------------------------------------------------------------------
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// Gets the application instance..
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//-----------------------------------------------------------------------------
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void *GetAppInstance();
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//-----------------------------------------------------------------------------
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// Sets the application instance, should only be used if you're not calling AppMain.
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//-----------------------------------------------------------------------------
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void SetAppInstance( void* hInstance );
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//-----------------------------------------------------------------------------
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// Main entry point for the application
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//-----------------------------------------------------------------------------
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int AppMain( void* hInstance, void* hPrevInstance, const char* lpCmdLine, int nCmdShow, CAppSystemGroup *pAppSystemGroup );
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int AppMain( int argc, char **argv, CAppSystemGroup *pAppSystemGroup );
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//-----------------------------------------------------------------------------
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// Used to startup/shutdown the application
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//-----------------------------------------------------------------------------
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int AppStartup( void* hInstance, void* hPrevInstance, const char* lpCmdLine, int nCmdShow, CAppSystemGroup *pAppSystemGroup );
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int AppStartup( int argc, char **argv, CAppSystemGroup *pAppSystemGroup );
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void AppShutdown( CAppSystemGroup *pAppSystemGroup );
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//-----------------------------------------------------------------------------
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// Macros to create singleton application objects for windowed + console apps
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//-----------------------------------------------------------------------------
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#if !defined( _X360 )
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#ifdef WIN32
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#define DEFINE_WINDOWED_APPLICATION_OBJECT_GLOBALVAR( _globalVarName ) \
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int __stdcall WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow ) \
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{ \
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return AppMain( hInstance, hPrevInstance, lpCmdLine, nCmdShow, &_globalVarName ); \
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}
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#elif defined( OSX )
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#define DEFINE_WINDOWED_APPLICATION_OBJECT_GLOBALVAR( _globalVarName ) \
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int main( int argc, char **argv ) \
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{ \
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extern int ValveCocoaMain( int argc, char **argv, CAppSystemGroup *pAppSystemGroup ); \
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return ValveCocoaMain( argc, argv, &_globalVarName ); \
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}
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#elif defined( LINUX )
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#define DEFINE_WINDOWED_APPLICATION_OBJECT_GLOBALVAR( _globalVarName ) \
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int main( int argc, char **argv ) \
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{ \
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extern int ValveLinuxWindowedMain( int argc, char **argv, CAppSystemGroup *pAppSystemGroup ); \
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return ValveLinuxWindowedMain( argc, argv, &_globalVarName ); \
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}
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#else
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#error
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#endif
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#else
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#define DEFINE_WINDOWED_APPLICATION_OBJECT_GLOBALVAR( _globalVarName ) \
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void __cdecl main() \
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{ \
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AppMain( (HINSTANCE)1, (HINSTANCE)0, NULL, 0, &_globalVarName ); \
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}
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#endif
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#if !defined( _X360 )
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#define DEFINE_CONSOLE_APPLICATION_OBJECT_GLOBALVAR( _globalVarName ) \
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int main( int argc, char **argv ) \
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{ \
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return AppMain( argc, argv, &_globalVarName ); \
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}
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#else
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#define DEFINE_CONSOLE_APPLICATION_OBJECT_GLOBALVAR( _globalVarName ) \
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void __cdecl main() \
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{ \
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AppMain( 0, (char**)NULL, &_globalVarName ); \
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}
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#endif
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#define DEFINE_WINDOWED_APPLICATION_OBJECT( _className ) \
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static _className __s_ApplicationObject; \
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DEFINE_WINDOWED_APPLICATION_OBJECT_GLOBALVAR( __s_ApplicationObject )
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#define DEFINE_CONSOLE_APPLICATION_OBJECT( _className ) \
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static _className __s_ApplicationObject; \
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DEFINE_CONSOLE_APPLICATION_OBJECT_GLOBALVAR( __s_ApplicationObject )
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//-----------------------------------------------------------------------------
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// This class is a helper class used for steam-based applications.
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// It loads up the file system in preparation for using it to load other
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// required modules from steam.
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//-----------------------------------------------------------------------------
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class CSteamApplication : public CAppSystemGroup
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{
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typedef CAppSystemGroup BaseClass;
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public:
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CSteamApplication( CSteamAppSystemGroup *pAppSystemGroup );
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// Implementation of IAppSystemGroup
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virtual bool Create( );
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virtual bool PreInit( );
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virtual int Main( );
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virtual void PostShutdown();
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virtual void Destroy();
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// Use this version in cases where you can't control the main loop and
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// expect to be ticked
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virtual int Startup();
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virtual void Shutdown();
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protected:
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IFileSystem *m_pFileSystem;
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CSteamAppSystemGroup *m_pChildAppSystemGroup;
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bool m_bSteam;
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};
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//-----------------------------------------------------------------------------
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// Macros to help create singleton application objects for windowed + console steam apps
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//-----------------------------------------------------------------------------
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#define DEFINE_WINDOWED_STEAM_APPLICATION_OBJECT_GLOBALVAR( _className, _varName ) \
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static CSteamApplication __s_SteamApplicationObject( &_varName ); \
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DEFINE_WINDOWED_APPLICATION_OBJECT_GLOBALVAR( __s_SteamApplicationObject )
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#define DEFINE_WINDOWED_STEAM_APPLICATION_OBJECT( _className ) \
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static _className __s_ApplicationObject; \
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static CSteamApplication __s_SteamApplicationObject( &__s_ApplicationObject ); \
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DEFINE_WINDOWED_APPLICATION_OBJECT_GLOBALVAR( __s_SteamApplicationObject )
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#define DEFINE_CONSOLE_STEAM_APPLICATION_OBJECT_GLOBALVAR( _className, _varName ) \
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static CSteamApplication __s_SteamApplicationObject( &_varName ); \
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DEFINE_CONSOLE_APPLICATION_OBJECT_GLOBALVAR( __s_SteamApplicationObject )
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#define DEFINE_CONSOLE_STEAM_APPLICATION_OBJECT( _className ) \
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static _className __s_ApplicationObject; \
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static CSteamApplication __s_SteamApplicationObject( &__s_ApplicationObject ); \
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DEFINE_CONSOLE_APPLICATION_OBJECT_GLOBALVAR( __s_SteamApplicationObject )
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#endif // APPFRAMEWORK_H
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