QWaylandTouch Class
The QWaylandTouch class provides access to a touch device. More...
| Header: | #include <QWaylandTouch> |
| qmake: | QT += waylandcompositor |
| Since: | Qt 5.8 |
| Inherits: | QWaylandObject |
This class was introduced in Qt 5.8.
Public Functions
| QWaylandTouch(QWaylandSeat *seat, QObject *parent = nullptr) | |
| QWaylandCompositor * | compositor() const |
| QWaylandSeat * | seat() const |
| virtual void | sendCancelEvent(QWaylandClient *client) |
| virtual void | sendFrameEvent(QWaylandClient *client) |
| virtual void | sendFullTouchEvent(QWaylandSurface *surface, QTouchEvent *event) |
| virtual uint | sendTouchPointEvent(QWaylandSurface *surface, int id, const QPointF &position, Qt::TouchPointState state) |
Detailed Description
This class provides access to the touch device in a QWaylandSeat. It corresponds to the Wayland interface wl_touch.
Member Function Documentation
QWaylandTouch::QWaylandTouch(QWaylandSeat *seat, QObject *parent = nullptr)
Constructs a QWaylandTouch for the seat and with the given parent.
QWaylandCompositor *QWaylandTouch::compositor() const
Returns the compositor for this QWaylandTouch.
QWaylandSeat *QWaylandTouch::seat() const
Returns the input device for this QWaylandTouch.
[virtual] void QWaylandTouch::sendCancelEvent(QWaylandClient *client)
Sends a touch cancel event to the touch device of a client.
[virtual] void QWaylandTouch::sendFrameEvent(QWaylandClient *client)
Sends a touch frame event to the touch device of a client. This indicates the end of a contact point list.
[virtual] void QWaylandTouch::sendFullTouchEvent(QWaylandSurface *surface, QTouchEvent *event)
Sends all touch points in event to the specified surface, followed by a touch frame event.
See also sendTouchPointEvent() and sendFrameEvent().
[virtual] uint QWaylandTouch::sendTouchPointEvent(QWaylandSurface *surface, int id, const QPointF &position, Qt::TouchPointState state)
Sends a touch point event to the touch device of surface with the given id, position, and state.
Returns the serial of the down or up event if sent, otherwise 0.