void QgsDateTimeEdit::mousePressEvent( QMouseEvent *event )
{
// catch mouse press on the button (when the current value is null)
// in non-calendar mode: modifiy the date so it leads to showing current date (don't bother about time)
// in calendar mode: be sure NULL is displayed when needed and show page of current date in calendar widget
bool updateCalendar = false;
if ( mIsNull )
{
QStyle::SubControl control;
if ( calendarPopup() )
{
QStyleOptionComboBox optCombo;
optCombo.init( this );
optCombo.editable = true;
optCombo.subControls = QStyle::SC_All;
control = style()->hitTestComplexControl( QStyle::CC_ComboBox, &optCombo, event->pos(), this );
if ( control == QStyle::SC_ComboBoxArrow && calendarWidget() )
{
mCurrentPressEvent = true;
// ensure the line edit still displays NULL
updateCalendar = true;
displayNull( updateCalendar );
mCurrentPressEvent = false;
}
}
else
{
QStyleOptionSpinBox opt;
this->initStyleOption( &opt );
control = style()->hitTestComplexControl( QStyle::CC_SpinBox, &opt, event->pos(), this );
if ( control == QStyle::SC_SpinBoxDown || control == QStyle::SC_SpinBoxUp )
{
mCurrentPressEvent = true;
disconnect( this, &QDateTimeEdit::dateTimeChanged, this, &QgsDateTimeEdit::changed );
resetBeforeChange( control == QStyle::SC_SpinBoxDown ? -1 : 1 );
connect( this, &QDateTimeEdit::dateTimeChanged, this, &QgsDateTimeEdit::changed );
mCurrentPressEvent = false;
}
}
}
QDateTimeEdit::mousePressEvent( event );
if ( updateCalendar )
{
// set calendar page to current date to avoid going to minimal date page when value is null
calendarWidget()->setCurrentPage( QDate::currentDate().year(), QDate::currentDate().month() );
}
}
void KoSliderComboContainer::mousePressEvent(QMouseEvent *e)
{
QStyleOptionComboBox opt;
opt.init(m_parent);
opt.subControls = QStyle::SC_All;
opt.activeSubControls = QStyle::SC_ComboBoxArrow;
QStyle::SubControl sc = style()->hitTestComplexControl(QStyle::CC_ComboBox, &opt,
m_parent->mapFromGlobal(e->globalPos()),
m_parent);
if (sc == QStyle::SC_ComboBoxArrow)
setAttribute(Qt::WA_NoMouseReplay);
QMenu::mousePressEvent(e);
}
void KoSliderCombo::paintEvent(QPaintEvent *)
{
QStylePainter gc(this);
gc.setPen(palette().color(QPalette::Text));
QStyleOptionComboBox opt;
opt.init(this);
opt.subControls = QStyle::SC_All;
opt.editable = true;
gc.drawComplexControl(QStyle::CC_ComboBox, opt);
gc.drawControl(QStyle::CE_ComboBoxLabel, opt);
}
void KoSliderCombo::mousePressEvent(QMouseEvent *e)
{
QStyleOptionComboBox opt;
opt.init(this);
opt.subControls = QStyle::SC_All;
opt.editable = true;
QStyle::SubControl sc = style()->hitTestComplexControl(QStyle::CC_ComboBox, &opt, e->pos(),
this);
if (sc == QStyle::SC_ComboBoxArrow && !d->container->isVisible())
{
d->showPopup();
}
else
QComboBox::mousePressEvent(e);
}
QSize KoSliderCombo::minimumSizeHint() const
{
QSize sh;
const QFontMetrics &fm = fontMetrics();
sh.setWidth(5 * fm.width(QLatin1Char('8')));
sh.setHeight(qMax(fm.lineSpacing(), 14) + 2);
// add style and strut values
QStyleOptionComboBox opt;
opt.init(this);
opt.subControls = QStyle::SC_All;
opt.editable = true;
sh = style()->sizeFromContents(QStyle::CT_ComboBox, &opt, sh, this);
return sh.expandedTo(QApplication::globalStrut());
}
KoSliderCombo::KoSliderCombo(QWidget *parent)
: QComboBox(parent)
,d(new KoSliderComboPrivate())
{
d->thePublic = this;
d->minimum = 0.0;
d->maximum = 100.0;
d->decimals = 2;
d->container = new KoSliderComboContainer(this);
d->container->setAttribute(Qt::WA_WindowPropagation);
QStyleOptionComboBox opt;
opt.init(this);
// d->container->setFrameStyle(style()->styleHint(QStyle::SH_ComboBox_PopupFrameStyle, &opt, this));
d->slider = new QSlider(Qt::Horizontal);
d->slider->setMinimum(0);
d->slider->setMaximum(256);
d->slider->setPageStep(10);
d->slider->setValue(0);
// When set to true, causes flicker on Qt 4.6. Any reason to keep it?
d->firstShowOfSlider = false; //true;
QHBoxLayout * l = new QHBoxLayout();
l->setMargin(2);
l->setSpacing(2);
l->addWidget(d->slider);
d->container->setLayout(l);
d->container->resize(200, 30);
setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Fixed);
setEditable(true);
//setEditText(KGlobal::locale()->formatNumber(0, d->decimals));
setEditText(QString::number(0.0f, 'f', d->decimals));
connect(d->slider, SIGNAL(valueChanged(int)), SLOT(sliderValueChanged(int)));
connect(d->slider, SIGNAL(sliderReleased()), SLOT(sliderReleased()));
connect(lineEdit(), SIGNAL(editingFinished()), SLOT(lineEditFinished()));
}
void KoResourceSelector::mousePressEvent( QMouseEvent * event )
{
QStyleOptionComboBox opt;
opt.init( this );
opt.subControls = QStyle::SC_All;
opt.activeSubControls = QStyle::SC_ComboBoxArrow;
QStyle::SubControl sc = style()->hitTestComplexControl(QStyle::CC_ComboBox, &opt,
mapFromGlobal(event->globalPos()),
this);
// only clicking on combobox arrow shows popup,
// otherwise the resourceApplied signal is send with the current resource
if (sc == QStyle::SC_ComboBoxArrow)
QComboBox::mousePressEvent( event );
else {
QModelIndex index = view()->currentIndex();
if( ! index.isValid() )
return;
KoResource * resource = static_cast<KoResource*>( index.internalPointer() );
if( resource )
emit resourceApplied( resource );
}
}
void KoSliderCombo::KoSliderComboPrivate::showPopup()
{
if(firstShowOfSlider) {
container->show(); //show container a bit early so the slider can be layout'ed
firstShowOfSlider = false;
}
QStyleOptionSlider opt;
opt.init(slider);
opt.maximum=256;
opt.sliderPosition = opt.sliderValue = slider->value();
int hdlPos = thePublic->style()->subControlRect(QStyle::CC_Slider, &opt, QStyle::SC_SliderHandle).center().x();
QStyleOptionComboBox optThis;
optThis.init(thePublic);
optThis.subControls = QStyle::SC_All;
optThis.editable = true;
int arrowPos = thePublic->style()->subControlRect(QStyle::CC_ComboBox, &optThis, QStyle::SC_ComboBoxArrow).center().x();
QSize popSize = container->size();
QRect popupRect(thePublic->mapToGlobal(QPoint(arrowPos - hdlPos - slider->x(), thePublic->size().height())), popSize);
// Make sure the popup is not drawn outside the screen area
QRect screenRect = QApplication::desktop()->availableGeometry(thePublic);
if (popupRect.right() > screenRect.right())
popupRect.translate(screenRect.right() - popupRect.right(), 0);
if (popupRect.left() < screenRect.left())
popupRect.translate(screenRect.left() - popupRect.left(), 0);
if (popupRect.bottom() > screenRect.bottom())
popupRect.translate(0, -(thePublic->height() + container->height()));
container->setGeometry(popupRect);
container->raise();
container->show();
slider->setFocus();
}
