QAudioRoleControl Class
The QAudioRoleControl class provides control over the audio role of a media object. More...
| Header: | #include <QAudioRoleControl> |
| qmake: | QT += multimedia |
| Since: | Qt 5.6 |
| Inherits: | QMediaControl |
This class is obsolete. It is provided to keep old source code working. We strongly advise against using it in new code.
This class was introduced in Qt 5.6.
Public Functions
| virtual | ~QAudioRoleControl() |
| virtual QAudio::Role | audioRole() const = 0 |
| virtual void | setAudioRole(QAudio::Role role) = 0 |
| virtual QList<QAudio::Role> | supportedAudioRoles() const = 0 |
Signals
| void | audioRoleChanged(QAudio::Role role) |
Protected Functions
| QAudioRoleControl(QObject *parent = nullptr) |
Macros
Detailed Description
If a QMediaService supports audio roles it will implement QAudioRoleControl.
The functionality provided by this control is exposed to application code through the QMediaPlayer class.
The interface name of QAudioRoleControl is org.qt-project.qt.audiorolecontrol/5.6 as defined in QAudioRoleControl_iid.
See also QMediaService::requestControl() and QMediaPlayer.
Member Function Documentation
[protected] QAudioRoleControl::QAudioRoleControl(QObject *parent = nullptr)
Construct a QAudioRoleControl with the given parent.
[signal] void QAudioRoleControl::audioRoleChanged(QAudio::Role role)
Signal emitted when the audio role has changed.
[virtual] QAudioRoleControl::~QAudioRoleControl()
Destroys the audio role control.
[pure virtual] QAudio::Role QAudioRoleControl::audioRole() const
Returns the audio role of the media played by the media service.
See also setAudioRole().
[pure virtual] void QAudioRoleControl::setAudioRole(QAudio::Role role)
Sets the audio role of the media played by the media service.
See also audioRole().
[pure virtual] QList<QAudio::Role> QAudioRoleControl::supportedAudioRoles() const
Returns a list of audio roles that the media service supports.
Macro Documentation
QAudioRoleControl_iid
org.qt-project.qt.audiorolecontrol/5.6
Defines the interface name of the QAudioRoleControl class.
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