QWidget * PrefsDialog::createZoomerForm() {
QGroupBox * zoomer = new QGroupBox(tr("Mouse Wheel Behavior"), this );
QHBoxLayout * zhlayout = new QHBoxLayout();
zhlayout->setSpacing(SPACING);
QFrame * frame = new QFrame();
frame->setFixedWidth(FORMLABELWIDTH);
QVBoxLayout * vLayout = new QVBoxLayout();
vLayout->setSpacing(0);
vLayout->setMargin(0);
for (int i = 0; i < 3; i++) {
m_wheelLabel[i] = new QLabel();
vLayout->addWidget(m_wheelLabel[i]);
}
updateWheelText();
frame->setLayout(vLayout);
zhlayout->addWidget(frame);
QPushButton * pushButton = new QPushButton(tr("Change Wheel Behavior"), this);
connect(pushButton, SIGNAL(clicked()), this, SLOT(changeWheelBehavior()));
zhlayout->addWidget(pushButton);
zoomer->setLayout(zhlayout);
return zoomer;
}
void PrefsDialog::changeWheelBehavior() {
if (++m_wheelMapping >= ZoomableGraphicsView::WheelMappingCount) {
m_wheelMapping = 0;
}
m_settings.insert("wheelMapping", QString("%1").arg(m_wheelMapping));
updateWheelText();
}
