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****************************************************************************/

#ifndef QPLUGIN_H

#define QPLUGIN_H

#include <QtCore/qobject.h>

#include <QtCore/qpointer.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Core)

#ifndef Q_EXTERN_C

#  ifdef __cplusplus

#    define Q_EXTERN_C extern "C"

#  else

#    define Q_EXTERN_C extern

#  endif

#endif

typedef QObject *(*QtPluginInstanceFunction)();

void Q_CORE_EXPORT qRegisterStaticPluginInstanceFunction(QtPluginInstanceFunction function);

#define Q_IMPORT_PLUGIN(PLUGIN) \

        extern QT_PREPEND_NAMESPACE(QObject) *qt_plugin_instance_##PLUGIN(); \

        class Static##PLUGIN##PluginInstance{ \

        public: \

                Static##PLUGIN##PluginInstance() { \

                qRegisterStaticPluginInstanceFunction(qt_plugin_instance_##PLUGIN); \

                } \

        }; \

       static Static##PLUGIN##PluginInstance static##PLUGIN##Instance;

#define Q_PLUGIN_INSTANCE(IMPLEMENTATION) \

        { \

            static QT_PREPEND_NAMESPACE(QPointer)<QT_PREPEND_NAMESPACE(QObject)> _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) \

            QT_PREPEND_NAMESPACE(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;

#  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 QT_PREPEND_NAMESPACE(QObject) * Q_STANDARD_CALL qt_plugin_instance() \

            Q_PLUGIN_INSTANCE(PLUGINCLASS)

#  define Q_EXPORT_STATIC_PLUGIN2(PLUGIN, PLUGINCLASS)

#endif

QT_END_NAMESPACE

QT_END_HEADER

#endif // Q_PLUGIN_H