QAudioInputSelectorControl Class
The QAudioInputSelectorControl class provides an audio input selector media control. 更多...
| 头文件: | #include <QAudioInputSelectorControl> |
| qmake: | QT += multimedia |
| 基类: | QMediaControl |
公有函数
| virtual | ~QAudioInputSelectorControl() |
| virtual QString | activeInput() const = 0 |
| virtual QList<QString> | availableInputs() const = 0 |
| virtual QString | defaultInput() const = 0 |
| virtual QString | inputDescription(const QString &name) const = 0 |
- 32 个公有函数继承自 QObject
公有槽函数
| virtual void | setActiveInput(const QString &name) = 0 |
- 1 个公有槽函数继承自 QObject
信号
| void | activeInputChanged(const QString &name) |
| void | availableInputsChanged() |
- 2 个信号继承自 QObject
受保护的函数
| QAudioInputSelectorControl(QObject *parent = Q_NULLPTR) |
- 9 个受保护的函数继承自 QObject
Macros
其他继承的成员
详细描述
The QAudioInputSelectorControl class provides an audio input selector media control.
The QAudioInputSelectorControl class provides descriptions of the audio inputs available on a system and allows one to be selected as the audio input of a media service.
The interface name of QAudioInputSelectorControl is org.qt-project.qt.audioinputselectorcontrol/5.0 as defined in QAudioInputSelectorControl_iid.
参见 QMediaService::requestControl().
成员函数
[protected] QAudioInputSelectorControl::QAudioInputSelectorControl(QObject *parent = Q_NULLPTR)
Constructs a new audio input selector control with the given parent.
[virtual] QAudioInputSelectorControl::~QAudioInputSelectorControl()
Destroys an audio input selector control.
[pure virtual] QString QAudioInputSelectorControl::activeInput() const
Returns the name of the currently selected audio input.
参见 setActiveInput().
[signal] void QAudioInputSelectorControl::activeInputChanged(const QString &name)
Signals that the audio input has changed to name.
[pure virtual] QList<QString> QAudioInputSelectorControl::availableInputs() const
Returns a list of the names of the available audio inputs.
[signal] void QAudioInputSelectorControl::availableInputsChanged()
Signals that list of available inputs has changed.
[pure virtual] QString QAudioInputSelectorControl::defaultInput() const
Returns the name of the default audio input.
[pure virtual] QString QAudioInputSelectorControl::inputDescription(const QString &name) const
Returns the description of the input name.
[pure virtual slot] void QAudioInputSelectorControl::setActiveInput(const QString &name)
Set the active audio input to name.
参见 activeInput().
宏
QAudioInputSelectorControl_iid
org.qt-project.qt.audioinputselectorcontrol/5.0
Defines the interface name of the QAudioInputSelectorControl class.