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Diffstat (limited to 'examples/gestures/imageviewer/tapandholdgesture.cpp')
-rw-r--r--examples/gestures/imageviewer/tapandholdgesture.cpp33
1 files changed, 26 insertions, 7 deletions
diff --git a/examples/gestures/imageviewer/tapandholdgesture.cpp b/examples/gestures/imageviewer/tapandholdgesture.cpp
index ff5284e..5fe52cc 100644
--- a/examples/gestures/imageviewer/tapandholdgesture.cpp
+++ b/examples/gestures/imageviewer/tapandholdgesture.cpp
@@ -43,6 +43,8 @@
#include <QtGui/qevent.h>
+// #define TAPANDHOLD_USING_MOUSE
+
/*!
\class TapAndHoldGesture
\since 4.6
@@ -95,6 +97,26 @@ bool TapAndHoldGesture::filterEvent(QEvent *event)
case QEvent::TouchEnd:
reset();
break;
+#ifdef TAPANDHOLD_USING_MOUSE
+ case QEvent::MouseButtonPress: {
+ if (timer.isActive())
+ timer.stop();
+ timer.start(TapAndHoldGesture::iterationTimeout, this);
+ const QPoint p = static_cast<QMouseEvent*>(event)->pos();
+ position = startPosition = p;
+ break;
+ }
+ case QEvent::MouseMove: {
+ const QPoint startPos = startPosition;
+ const QPoint pos = static_cast<QMouseEvent*>(event)->pos();
+ if ((startPos - pos).manhattanLength() > 15)
+ reset();
+ break;
+ }
+ case QEvent::MouseButtonRelease:
+ reset();
+ break;
+#endif // TAPANDHOLD_USING_MOUSE
default:
break;
}
@@ -108,11 +130,9 @@ void TapAndHoldGesture::timerEvent(QTimerEvent *event)
return;
if (iteration == TapAndHoldGesture::iterationCount) {
timer.stop();
- setState(Qt::GestureFinished);
- emit triggered();
+ updateState(Qt::GestureFinished);
} else {
- setState(Qt::GestureStarted);
- emit triggered();
+ updateState(Qt::GestureUpdated);
}
++iteration;
}
@@ -120,11 +140,10 @@ void TapAndHoldGesture::timerEvent(QTimerEvent *event)
/*! \internal */
void TapAndHoldGesture::reset()
{
- if (state() != Qt::NoGesture)
- emit cancelled();
- setState(Qt::NoGesture);
timer.stop();
iteration = 0;
+ position = startPosition = QPoint();
+ updateState(Qt::NoGesture);
}
/*!