QCameraViewfinderSettingsControl2 Class

The QCameraViewfinderSettingsControl2 class provides access to the viewfinder settings of a camera media service. 更多...

头：	#include <QCameraViewfinderSettingsControl2>
qmake:	QT += multimedia
Since:	Qt 5.5
继承：	QMediaControl

该类在 Qt 5.5 引入。

所有成员列表，包括继承成员

公共函数

virtual	~QCameraViewfinderSettingsControl2 ()
virtual void	setViewfinderSettings (const QCameraViewfinderSettings & settings ) = 0
virtual QList<QCameraViewfinderSettings>	supportedViewfinderSettings () const = 0
virtual QCameraViewfinderSettings	viewfinderSettings () const = 0

保护函数

QCameraViewfinderSettingsControl2 (QObject * parent = nullptr)

宏

QCameraViewfinderSettingsControl2_iid

详细描述

The functionality provided by this control is exposed to application code through the QCamera 类。

The interface name of QCameraViewfinderSettingsControl2 is org.qt-project.qt.cameraviewfindersettingscontrol2/5.5 作为定义在 QCameraViewfinderSettingsControl2_iid .

另请参阅 QMediaService::requestControl (), QCameraViewfinderSettings ，和 QCamera .

成员函数文档编制

`[protected]` QCameraViewfinderSettingsControl2:: QCameraViewfinderSettingsControl2 ( QObject * parent = nullptr)

Constructs a camera viewfinder settings control object with parent .

`[虚拟]` QCameraViewfinderSettingsControl2:: ~QCameraViewfinderSettingsControl2 ()

Destroys the camera viewfinder settings control object.

`[pure virtual]` void QCameraViewfinderSettingsControl2:: setViewfinderSettings (const QCameraViewfinderSettings & settings )

Sets the camera viewfinder settings .

另请参阅 viewfinderSettings ().

`[pure virtual]` QList < QCameraViewfinderSettings > QCameraViewfinderSettingsControl2:: supportedViewfinderSettings () const

Returns a list of supported camera viewfinder settings.

The list is ordered by preference; preferred settings come first.

`[pure virtual]` QCameraViewfinderSettings QCameraViewfinderSettingsControl2:: viewfinderSettings () const

Returns the viewfinder settings.

If undefined or unsupported values are passed to QCameraViewfinderSettingsControl2::setViewfinderSettings (), this function returns the actual settings used by the camera viewfinder. These may be available only once the camera is active.

另请参阅 setViewfinderSettings ().

宏文档编制

QCameraViewfinderSettingsControl2_iid

org.qt-project.qt.cameraviewfindersettingscontrol2/5.5

定义接口名为 QCameraViewfinderSettingsControl2 类。