QSensorGesture Class

The QSensorGesture class represents one or more sensor gesture recognizers. More...

Header: #include <QSensorGesture>
qmake: QT += sensors
Since: Qt 5.1

Public Functions

QSensorGesture(const QStringList &ids, QObject *parent = Q_NULLPTR)
~QSensorGesture()
QStringList gestureSignals() const
QStringList invalidIds() const
bool isActive()
void startDetection()
void stopDetection()
QStringList validIds() const

Signals

void detected(QString gestureId)

Detailed Description

The QSensorGesture class represents one or more sensor gesture recognizers.

In addition to the QSensorGesture::detected() signal, Sensor Gesture Recognizers can have their own specific signals, and may be discovered through QSensorGesture::gestureSignals().

Note that QSensorGesture uses a custom meta-object in order to provide recognizer-specific signals. This means it is not possible to sub-class QSensorGesture and use Q_OBJECT. Also qobject_cast<QSensorGesture*>(ptr) will not work.

You may use QSensorGestureManager to obtain the systems known sensor gesture ids.

See also QSensorGestureRecognizer and QSensorGestureManager.

Member Function Documentation

QSensorGesture::QSensorGesture(const QStringList &ids, QObject *parent = Q_NULLPTR)

Constructs the sensor gesture, and initializes the ids list of recognizers, with parent parent

QSensorGesture::~QSensorGesture()

Destroy the QSensorGesture

[signal] void QSensorGesture::detected(QString gestureId)

Signals when the gestureId gesture has been recognized.

QStringList QSensorGesture::gestureSignals() const

Returns all the possible gestures signals that may be emitted.

QStringList QSensorGesture::invalidIds() const

Returns the gesture recognizer ids that were not found.

bool QSensorGesture::isActive()

Returns whether this gesture is active or not.

void QSensorGesture::startDetection()

Starts the gesture detection routines in the recognizer.

void QSensorGesture::stopDetection()

Stops the gesture detection routines.

QStringList QSensorGesture::validIds() const

Returns the gesture recognizer ids that were found.