/******************************************************************************** Copyright (C) 1992-2006 Trolltech ASA. All rights reserved.**** This file is part of the QtCore module of the Qt Toolkit.**** This file may be used under the terms of the GNU General Public** License version 2.0 as published by the Free Software Foundation** and appearing in the file LICENSE.GPL included in the packaging of** this file.  Please review the following information to ensure GNU** General Public Licensing requirements will be met:** http://www.trolltech.com/products/qt/opensource.html**** If you are unsure which license is appropriate for your use, please** review the following information:** http://www.trolltech.com/products/qt/licensing.html or contact the** sales department at sales@trolltech.com.**** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.******************************************************************************/#ifndef QPLUGIN_H#define QPLUGIN_H#include <QtCore/qobject.h>#include <QtCore/qpointer.h>QT_BEGIN_HEADERQT_MODULE(Core)#ifndef Q_EXTERN_C#  ifdef __cplusplus#    define Q_EXTERN_C extern "C"#  else#    define Q_EXTERN_C extern#  endif#endiftypedef QObject *(*QtPluginInstanceFunction)();#define Q_IMPORT_PLUGIN(PLUGIN) \        class Static##PLUGIN##PluginInstance{ \        public: \                Static##PLUGIN##PluginInstance() {                      \                extern void qRegisterStaticPluginInstanceFunction(QtPluginInstanceFunction); \                extern QObject *qt_plugin_instance_##PLUGIN(); \                qRegisterStaticPluginInstanceFunction(qt_plugin_instance_##PLUGIN); \                } \        }; \       static Static##PLUGIN##PluginInstance static##PLUGIN##Instance;#define Q_PLUGIN_INSTANCE(IMPLEMENTATION) \        { \            static QPointer<IMPLEMENTATION> _instance; \            if (!_instance)      \                _instance = new IMPLEMENTATION; \            return _instance; \        }#  define Q_EXPORT_PLUGIN(PLUGIN) \            Q_EXPORT_PLUGIN2(PLUGIN, PLUGIN)#  define Q_EXPORT_STATIC_PLUGIN(PLUGIN) \            Q_EXPORT_STATIC_PLUGIN2(PLUGIN, PLUGIN)#if defined(QT_STATICPLUGIN)#  define Q_EXPORT_PLUGIN2(PLUGIN, PLUGINCLASS) \            Q_DECL_EXPORT QObject *qt_plugin_instance_##PLUGIN() \            Q_PLUGIN_INSTANCE(PLUGINCLASS)#  define Q_EXPORT_STATIC_PLUGIN2(PLUGIN, PLUGINCLASS) \            Q_EXPORT_PLUGIN2(PLUGIN, PLUGINCLASS)#else// NOTE: if you change pattern, you MUST change the pattern in// qlibrary.cpp as well.  changing the pattern will break all// backwards compatibility as well (no old plugins will be loaded).#  ifdef QPLUGIN_DEBUG_STR#    undef QPLUGIN_DEBUG_STR#  endif#  ifdef QT_NO_DEBUG#    define QPLUGIN_DEBUG_STR "false"#  else#    define QPLUGIN_DEBUG_STR "true"#  endif#  define Q_PLUGIN_VERIFICATION_DATA \    static const char *qt_plugin_verification_data = \      "pattern=""QT_PLUGIN_VERIFICATION_DATA""\n" \      "version="QT_VERSION_STR"\n" \      "debug="QPLUGIN_DEBUG_STR"\n" \      "buildkey="QT_BUILD_KEY"\0";#  if defined (Q_OS_WIN32) && defined(Q_CC_BOR)#     define Q_STANDARD_CALL __stdcall#  else#     define Q_STANDARD_CALL#  endif#  define Q_EXPORT_PLUGIN2(PLUGIN, PLUGINCLASS)      \            Q_PLUGIN_VERIFICATION_DATA \            Q_EXTERN_C Q_DECL_EXPORT \            const char * Q_STANDARD_CALL qt_plugin_query_verification_data() \            { return qt_plugin_verification_data; } \            Q_EXTERN_C Q_DECL_EXPORT QObject * Q_STANDARD_CALL qt_plugin_instance() \            Q_PLUGIN_INSTANCE(PLUGINCLASS)#  define Q_EXPORT_STATIC_PLUGIN2(PLUGIN, PLUGINCLASS)#endifQT_END_HEADER#endif // Q_PLUGIN_H