void QDockWidgetPrivate::updateButtons()
{
Q_Q(QDockWidget);
QDockWidgetLayout *dwLayout = qobject_cast<QDockWidgetLayout*>(layout);
QStyleOptionDockWidget opt;
q->initStyleOption(&opt);
bool customTitleBar = dwLayout->widgetForRole(QDockWidgetLayout::TitleBar) != 0;
bool nativeDeco = dwLayout->nativeWindowDeco();
bool hideButtons = nativeDeco || customTitleBar;
bool canClose = hasFeature(this, QDockWidget::DockWidgetClosable);
bool canFloat = hasFeature(this, QDockWidget::DockWidgetFloatable);
QAbstractButton *button
= qobject_cast<QAbstractButton*>(dwLayout->widgetForRole(QDockWidgetLayout::FloatButton));
button->setIcon(q->style()->standardIcon(QStyle::SP_TitleBarNormalButton, &opt, q));
button->setVisible(canFloat && !hideButtons);
button
= qobject_cast <QAbstractButton*>(dwLayout->widgetForRole(QDockWidgetLayout::CloseButton));
button->setIcon(q->style()->standardIcon(QStyle::SP_TitleBarCloseButton, &opt, q));
button->setVisible(canClose && !hideButtons);
q->setAttribute(Qt::WA_ContentsPropagated,
(canFloat || canClose) && !hideButtons);
layout->invalidate();
}
/*! \reimp */
void QDockWidget::paintEvent(QPaintEvent *event)
{
Q_UNUSED(event)
QDockWidgetLayout *layout
= qobject_cast<QDockWidgetLayout*>(this->layout());
bool customTitleBar = layout->widgetForRole(QDockWidgetLayout::TitleBar) != 0;
bool nativeDeco = layout->nativeWindowDeco();
if (!nativeDeco && !customTitleBar) {
QStylePainter p(this);
// ### Add PixelMetric to change spacers, so style may show border
// when not floating.
if (isFloating()) {
QStyleOptionFrame framOpt;
framOpt.init(this);
p.drawPrimitive(QStyle::PE_FrameDockWidget, framOpt);
}
// Title must be painted after the frame, since the areas overlap, and
// the title may wish to extend out to all sides (eg. XP style)
QStyleOptionDockWidgetV2 titleOpt;
initStyleOption(&titleOpt);
p.drawControl(QStyle::CE_DockWidgetTitle, titleOpt);
}
}
void QDockWidgetPrivate::endDrag(bool abort)
{
Q_Q(QDockWidget);
Q_ASSERT(state != 0);
q->releaseMouse();
if (state->dragging) {
QMainWindowLayout *mwLayout =
qobject_cast<QMainWindowLayout *>(q->parentWidget()->layout());
Q_ASSERT(mwLayout != 0);
if (abort || !mwLayout->plug(state->widgetItem)) {
if (hasFeature(this, QDockWidget::DockWidgetFloatable)) {
if (state->ownWidgetItem)
delete state->widgetItem;
mwLayout->restore();
#ifdef Q_WS_X11
// get rid of the X11BypassWindowManager window flag and activate the resizer
Qt::WindowFlags flags = q->windowFlags();
flags &= ~Qt::X11BypassWindowManagerHint;
q->setWindowFlags(flags);
resizer->setActive(QWidgetResizeHandler::Resize, true);
q->show();
#else
QDockWidgetLayout *myLayout
= qobject_cast<QDockWidgetLayout*>(layout);
resizer->setActive(QWidgetResizeHandler::Resize,
myLayout->widgetForRole(QDockWidgetLayout::TitleBar) != 0);
#endif
undockedGeometry = q->geometry();
q->activateWindow();
} else {
mwLayout->revert(state->widgetItem);
}
}
}
delete state;
state = 0;
}
QWidget *QDockWidget::titleBarWidget() const
{
QDockWidgetLayout *layout
= qobject_cast<QDockWidgetLayout*>(this->layout());
return layout->widgetForRole(QDockWidgetLayout::TitleBar);
}
/*!
Returns the widget for the dock widget. This function returns zero
if the widget has not been set.
\sa setWidget()
*/
QWidget *QDockWidget::widget() const
{
QDockWidgetLayout *layout = qobject_cast<QDockWidgetLayout*>(this->layout());
return layout->widgetForRole(QDockWidgetLayout::Content);
}