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optimize QAbstractSlider::keyPressEvent()

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Signed-off-by: Ivailo Monev <xakepa10@laimg.moc>
This commit is contained in:
Ivailo Monev 2020-06-22 16:58:24 +00:00
parent 4bc220b48a
commit 6df1dab6b8
1 changed files with 10 additions and 13 deletions
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23
src/gui/widgets/qabstractslider.cpp
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@ -756,44 +756,41 @@ void QAbstractSlider::keyPressEvent(QKeyEvent *ev)
SliderAction action = SliderNoAction;
switch (ev->key()) {
// It seems we need to use invertedAppearance for Left and right, otherwise, things look weird.
case Qt::Key_Left:
if (isRightToLeft())
action = d->invertedAppearance ? SliderSingleStepSub : SliderSingleStepAdd;
triggerAction(d->invertedAppearance ? SliderSingleStepSub : SliderSingleStepAdd);
else
action = !d->invertedAppearance ? SliderSingleStepSub : SliderSingleStepAdd;
triggerAction(!d->invertedAppearance ? SliderSingleStepSub : SliderSingleStepAdd);
break;
case Qt::Key_Right:
if (isRightToLeft())
action = d->invertedAppearance ? SliderSingleStepAdd : SliderSingleStepSub;
triggerAction(d->invertedAppearance ? SliderSingleStepAdd : SliderSingleStepSub);
else
action = !d->invertedAppearance ? SliderSingleStepAdd : SliderSingleStepSub;
triggerAction(!d->invertedAppearance ? SliderSingleStepAdd : SliderSingleStepSub);
break;
case Qt::Key_Up:
action = d->invertedControls ? SliderSingleStepSub : SliderSingleStepAdd;
triggerAction(d->invertedControls ? SliderSingleStepSub : SliderSingleStepAdd);
break;
case Qt::Key_Down:
action = d->invertedControls ? SliderSingleStepAdd : SliderSingleStepSub;
triggerAction(d->invertedControls ? SliderSingleStepAdd : SliderSingleStepSub);
break;
case Qt::Key_PageUp:
action = d->invertedControls ? SliderPageStepSub : SliderPageStepAdd;
triggerAction(d->invertedControls ? SliderPageStepSub : SliderPageStepAdd);
break;
case Qt::Key_PageDown:
action = d->invertedControls ? SliderPageStepAdd : SliderPageStepSub;
triggerAction(d->invertedControls ? SliderPageStepAdd : SliderPageStepSub);
break;
case Qt::Key_Home:
action = SliderToMinimum;
triggerAction(SliderToMinimum);
break;
case Qt::Key_End:
action = SliderToMaximum;
triggerAction(SliderToMaximum);
break;
default:
ev->ignore();
break;
}
if (action)
triggerAction(action);
}
/*!