extension.h File Reference

(7b27f46f27cedf651836002878b35d2afdeb43de)

#include <QtDesigner/extension_global.h>
#include <QtCore/qstring.h>
#include <QtCore/qobject.h>

Include dependency graph for extension.h:

Go to the source code of this file.

Classes
class	QAbstractExtensionFactory
	The QAbstractExtensionFactory class provides an interface for extension factories in \QD. More...
class	QAbstractExtensionManager
	The QAbstractExtensionManager class provides an interface for extension managers in \QD. More...

Macros
#define	Q_TYPEID(IFace)
#define	Q_DECLARE_EXTENSION_INTERFACE(IFace, IId)

Macro Definition Documentation

Q_DECLARE_EXTENSION_INTERFACE

#define Q_DECLARE_EXTENSION_INTERFACE	(		IFace,
			IId )

Value:

const char * const IFace##_iid = IId; \
Q_DECLARE_INTERFACE(IFace, IId) \
template <> inline IFace *qt_extension<IFace *>(QAbstractExtensionManager *manager, QObject *object) \
{ QObject *extension = manager->extension(object, Q_TYPEID(IFace)); return extension ? static_cast<IFace *>(extension->qt_metacast(IFace##_iid)) : static_cast<IFace *>(nullptr); }

Definition at line 41 of file extension.h.

Q_TYPEID

#define Q_TYPEID

(

IFace

)

Value:

QLatin1StringView(IFace##_iid)

Definition at line 14 of file extension.h.

Function Documentation

qt_extension()

template<class T>

T qt_extension ( QAbstractExtensionManager * , QObject *  )

related

Definition at line 38 of file extension.h.