QIfServiceInterface Class
Defines the interface for services. More...
| Header: | #include <QIfServiceInterface> |
| qmake: | QT += interfaceframework |
| Inherited By: |
Public Functions
| virtual | ~QIfServiceInterface() |
| virtual QIfFeatureInterface * | interfaceInstance(const QString &interfaceName) const = 0 |
| virtual QStringList | interfaces() const = 0 |
Related Non-Members
| T | qif_interface_cast(QObject *backend) |
Detailed Description
The QIfServiceInterface class defines the interface for services registered with QIfServiceManager.
Typically, service objects inherit the concrete class, QIfServiceObject, instead of using QIfServiceInterface directly.
See also QIfServiceObject.
Member Function Documentation
[virtual noexcept] QIfServiceInterface::~QIfServiceInterface()
Destructs the QIfServiceInterface instance.
[pure virtual] QIfFeatureInterface *QIfServiceInterface::interfaceInstance(const QString &interfaceName) const
Returns an object implementing the service interface requested through interfaceName.
[pure virtual] QStringList QIfServiceInterface::interfaces() const
Returns a list of service interface names supported by the service object instance.
Related Non-Members
template <typename T> T qif_interface_cast(QObject *backend)
Casts the given backend to the interface type T.
When implementing a QtInterfaceFramework Feature, use this function as it shows a meaningful error message when the cast fails.
See also qobject_cast.
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