qplugin.h File Reference

#include <QtCore/qobject.h>
#include <QtCore/qpointer.h>
#include <QtCore/qjsonobject.h>
#include <QtCore/q20algorithm.h>

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Classes
struct	QPluginMetaData
struct	QPluginMetaData::Header
struct	QPluginMetaData::MagicHeader
struct	QPluginMetaData::ElfNoteHeader
class	QStaticPlugin
	\inmodule QtCore More...
class	QPluginMetaDataV2< PluginMetaData >

Macros
#define	QT_PLUGIN_METADATA_SECTION
#define	QT_PLUGIN_METADATAV2_SECTION   QT_PLUGIN_METADATA_SECTION
#define	Q_IMPORT_PLUGIN(PLUGIN)
#define	QT_PLUGIN_RESOURCE_INIT
#define	Q_PLUGIN_INSTANCE(IMPLEMENTATION)
#define	QT_MOC_EXPORT_PLUGIN_COMMON(PLUGINCLASS, MANGLEDNAME)
#define	QT_MOC_EXPORT_PLUGIN(PLUGINCLASS, PLUGINCLASSNAME)
#define	QT_MOC_EXPORT_PLUGIN_V2(PLUGINCLASS, MANGLEDNAME, MD)
#define	Q_EXPORT_PLUGIN(PLUGIN)    Q_EXPORT_PLUGIN2(PLUGIN, PLUGIN)
#define	Q_EXPORT_PLUGIN2(PLUGIN, PLUGINCLASS)    static_assert(false, "Old plugin system used")
#define	Q_EXPORT_STATIC_PLUGIN2(PLUGIN, PLUGINCLASS)    static_assert(false, "Old plugin system used")

Typedefs
typedef QObject *(*	QtPluginInstanceFunction) ()
typedef QPluginMetaData(*	QtPluginMetaDataFunction) ()

Functions
QT_BEGIN_NAMESPACE constexpr unsigned char	qPluginArchRequirements ()
	Q_DECLARE_TYPEINFO (QStaticPlugin, Q_PRIMITIVE_TYPE)
void Q_CORE_EXPORT	qRegisterStaticPluginFunction (QStaticPlugin staticPlugin)

Macro Definition Documentation

Q_EXPORT_PLUGIN

#define Q_EXPORT_PLUGIN

(

PLUGIN

)

Q_EXPORT_PLUGIN2(PLUGIN, PLUGIN)

Definition at line 257 of file qplugin.h.

Q_EXPORT_PLUGIN2

#define Q_EXPORT_PLUGIN2	(		PLUGIN,
			PLUGINCLASS
	)		static_assert(false, "Old plugin system used")

Definition at line 259 of file qplugin.h.

Q_EXPORT_STATIC_PLUGIN2

#define Q_EXPORT_STATIC_PLUGIN2	(		PLUGIN,
			PLUGINCLASS
	)		static_assert(false, "Old plugin system used")

Definition at line 262 of file qplugin.h.

Q_IMPORT_PLUGIN

#define Q_IMPORT_PLUGIN

(

PLUGIN

)

Value:

        extern const QT_PREPEND_NAMESPACE(QStaticPlugin) qt_static_plugin_##PLUGIN(); \
        class Static##PLUGIN##PluginInstance{ \
        public: \
                Static##PLUGIN##PluginInstance() { \
                    qRegisterStaticPluginFunction(qt_static_plugin_##PLUGIN()); \
                } \
        }; \
       static Static##PLUGIN##PluginInstance static##PLUGIN##Instance;

Definition at line 194 of file qplugin.h.

Q_PLUGIN_INSTANCE

#define Q_PLUGIN_INSTANCE

(

IMPLEMENTATION

)

Value:

        { \
            static QT_PREPEND_NAMESPACE(QPointer)<QT_PREPEND_NAMESPACE(QObject)> _instance; \
            if (!_instance) {    \
                QT_PLUGIN_RESOURCE_INIT \
                _instance = new IMPLEMENTATION; \
            } \
            return _instance; \
        }

Definition at line 212 of file qplugin.h.

QT_MOC_EXPORT_PLUGIN

#define QT_MOC_EXPORT_PLUGIN	(		PLUGINCLASS,
			PLUGINCLASSNAME
	)

Value:

            extern "C" Q_DECL_EXPORT \
            QPluginMetaData qt_plugin_query_metadata() \
            { return { qt_pluginMetaData_##PLUGINCLASSNAME, sizeof qt_pluginMetaData_##PLUGINCLASSNAME }; } \
            QT_MOC_EXPORT_PLUGIN_COMMON(PLUGINCLASS, PLUGINCLASSNAME)

Definition at line 245 of file qplugin.h.

QT_MOC_EXPORT_PLUGIN_COMMON

#define QT_MOC_EXPORT_PLUGIN_COMMON	(		PLUGINCLASS,
			MANGLEDNAME
	)

Value:

    extern "C" Q_DECL_EXPORT QT_PREPEND_NAMESPACE(QObject) *qt_plugin_instance()                \
    Q_PLUGIN_INSTANCE(PLUGINCLASS)                                                              \

Definition at line 240 of file qplugin.h.

QT_MOC_EXPORT_PLUGIN_V2

#define QT_MOC_EXPORT_PLUGIN_V2	(		PLUGINCLASS,
			MANGLEDNAME,
			MD
	)

Value:

    extern "C" Q_DECL_EXPORT QT_PREPEND_NAMESPACE(QPluginMetaData) qt_plugin_query_metadata_v2()\
    { static constexpr QT_PLUGIN_METADATAV2_SECTION QPluginMetaDataV2<MD> md{}; return md; }    \
    QT_MOC_EXPORT_PLUGIN_COMMON(PLUGINCLASS, MANGLEDNAME)

Definition at line 251 of file qplugin.h.

QT_PLUGIN_METADATA_SECTION

#define QT_PLUGIN_METADATA_SECTION

Definition at line 139 of file qplugin.h.

QT_PLUGIN_METADATAV2_SECTION

#define QT_PLUGIN_METADATAV2_SECTION   QT_PLUGIN_METADATA_SECTION

Definition at line 179 of file qplugin.h.

QT_PLUGIN_RESOURCE_INIT

#define QT_PLUGIN_RESOURCE_INIT

Definition at line 209 of file qplugin.h.

Typedef Documentation

QtPluginInstanceFunction

typedef QObject *(* QtPluginInstanceFunction) ()

Definition at line 36 of file qplugin.h.

QtPluginMetaDataFunction

typedef QPluginMetaData(* QtPluginMetaDataFunction) ()

Definition at line 106 of file qplugin.h.

Function Documentation

Q_DECLARE_TYPEINFO()

Q_DECLARE_TYPEINFO	(	QStaticPlugin	,
		Q_PRIMITIVE_TYPE
	)

qPluginArchRequirements()

QT_BEGIN_NAMESPACE constexpr unsigned char qPluginArchRequirements ( )

inlineconstexpr

Definition at line 21 of file qplugin.h.

qRegisterStaticPluginFunction()

void Q_CORE_EXPORT qRegisterStaticPluginFunction ( QStaticPlugin  staticPlugin )

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