diff options
Diffstat (limited to 'src/gui/kernel/qevent.cpp')
| -rw-r--r-- | src/gui/kernel/qevent.cpp | 26 |
1 files changed, 6 insertions, 20 deletions
diff --git a/src/gui/kernel/qevent.cpp b/src/gui/kernel/qevent.cpp index e0ce334321..61ccaa5cfd 100644 --- a/src/gui/kernel/qevent.cpp +++ b/src/gui/kernel/qevent.cpp @@ -3323,7 +3323,7 @@ QWindowStateChangeEvent::~QWindowStateChangeEvent() \section1 Event Delivery and Propagation - By default, QWidget::event() translates the first non-primary touch point in a QTouchEvent into + By default, QGuiApplication translates the first touch point in a QTouchEvent into a QMouseEvent. This makes it possible to enable touch events on existing widgets that do not normally handle QTouchEvent. See below for information on some special considerations needed when doing this. @@ -3361,17 +3361,12 @@ QWindowStateChangeEvent::~QWindowStateChangeEvent() This makes it possible for sibling widgets to handle touch events independently while making sure that the sequence of QTouchEvents is always correct. - \section1 Mouse Events and the Primary Touch Point + \section1 Mouse Events and Touch Event synthesizing - QTouchEvent delivery is independent from that of QMouseEvent. On some windowing systems, mouse - events are also sent for the \l{QTouchEvent::TouchPoint::isPrimary()}{primary touch point}. - This means it is possible for your widget to receive both QTouchEvent and QMouseEvent for the - same user interaction point. You can use the QTouchEvent::TouchPoint::isPrimary() function to - identify the primary touch point. - - Note that on some systems, it is possible to receive touch events without a primary touch - point. All this means is that there will be no mouse event generated for the touch points in - the QTouchEvent. + QTouchEvent delivery is independent from that of QMouseEvent. The application flags + Qt::AA_SynthesizeTouchForUnhandledMouseEvents and Qt::AA_SynthesizeMouseForUnhandledTouchEvents + can be used to enable or disable automatic synthesizing of touch events to mouse events and + mouse events to touch events. \section1 Caveats @@ -3593,15 +3588,6 @@ Qt::TouchPointState QTouchEvent::TouchPoint::state() const } /*! - Returns true if this touch point is the primary touch point. The primary touch point is the - point for which the windowing system generates mouse events. -*/ -bool QTouchEvent::TouchPoint::isPrimary() const -{ - return (d->flags & Primary) != 0; -} - -/*! Returns the position of this touch point, relative to the widget or QGraphicsItem that received the event. |