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00029 #ifndef _CEGUIWindowRendererModule_h_
00030 #define _CEGUIWindowRendererModule_h_
00031
00032 #include "CEGUIExceptions.h"
00033 #include "CEGUIWindowRendererManager.h"
00034 #include "CEGUILogger.h"
00035
00036 #if (defined( __WIN32__ ) || defined( _WIN32 )) && !defined(CEGUI_STATIC)
00037 # ifdef CEGUIWRMODULE_EXPORTS
00038 # define CEGUIWRMODULE_API __declspec(dllexport)
00039 # else
00040 # define CEGUIWRMODULE_API __declspec(dllimport)
00041 # endif
00042 #else
00043 # define CEGUIWRMODULE_API
00044 #endif
00045
00046
00047 #define CEGUI_DECLARE_WR_MODULE( moduleName )\
00048 \
00049 class CEGUI::WindowRendererFactory;\
00050 \
00051 extern "C" CEGUIWRMODULE_API void registerFactoryFunction(const CEGUI::String& type_name);\
00052 extern "C" CEGUIWRMODULE_API CEGUI::uint registerAllFactoriesFunction(void);\
00053 void doSafeFactoryRegistration(CEGUI::WindowRendererFactory* factory);
00054
00055
00056 #define CEGUI_DEFINE_WR_FACTORY( className )\
00057 namespace CEGUI {\
00058 class className ## WRFactory : public WindowRendererFactory\
00059 {\
00060 public:\
00061 className ## WRFactory(void) : WindowRendererFactory(className::TypeName) { }\
00062 WindowRenderer* create(void)\
00063 { return new className(className::TypeName); }\
00064 void destroy(WindowRenderer* wr)\
00065 { delete wr; }\
00066 };\
00067 }\
00068 static CEGUI::className ## WRFactory s_ ## className ## WRFactory;
00069
00070
00071 #define CEGUI_START_WR_FACTORY_MAP( module )\
00072 struct module ## WRMapEntry\
00073 {\
00074 const CEGUI::utf8* d_name;\
00075 CEGUI::WindowRendererFactory* d_factory;\
00076 };\
00077 \
00078 module ## WRMapEntry module ## WRFactoriesMap[] =\
00079 {\
00080
00081
00082 #define CEGUI_END_WR_FACTORY_MAP {0,0}};
00083
00084
00085 #define CEGUI_WR_FACTORY_MAP_ENTRY( class )\
00086 {CEGUI::class::TypeName, &s_ ## class ## WRFactory},
00087
00088
00089 #define CEGUI_DEFINE_WR_MODULE( module )\
00090 void registerFactoryFunction(const CEGUI::String& type_name)\
00091 {\
00092 module ## WRMapEntry* entry = module ## WRFactoriesMap;\
00093 while (entry->d_name)\
00094 {\
00095 if (entry->d_name == type_name)\
00096 {\
00097 doSafeFactoryRegistration(entry->d_factory);\
00098 return;\
00099 }\
00100 ++entry;\
00101 }\
00102 \
00103 throw CEGUI::UnknownObjectException("::registerFactory - The window renderer factory for type '" + type_name + "' is not known in this module.");\
00104 }\
00105 \
00106 extern "C" CEGUI::uint registerAllFactoriesFunction(void)\
00107 {\
00108 CEGUI::uint count = 0;\
00109 module ## WRMapEntry* entry = module ## WRFactoriesMap;\
00110 while (entry->d_name)\
00111 {\
00112 doSafeFactoryRegistration(entry->d_factory);\
00113 ++entry;\
00114 ++count;\
00115 }\
00116 return count;\
00117 }\
00118 \
00119 void doSafeFactoryRegistration(CEGUI::WindowRendererFactory* factory)\
00120 {\
00121 assert(factory != 0);\
00122 \
00123 CEGUI::WindowRendererManager& wfm = CEGUI::WindowRendererManager::getSingleton();\
00124 if (wfm.isFactoryPresent(factory->getName()))\
00125 {\
00126 CEGUI::Logger::getSingleton().logEvent(\
00127 "WindowRenderer factory '" + factory->getName() + "' appears to be already registered, skipping.",\
00128 CEGUI::Informative);\
00129 }\
00130 else\
00131 {\
00132 wfm.addFactory(factory);\
00133 }\
00134 }
00135
00136 #endif // end of guard _CEGUIWindowRendererModule_h_