void RenderWidget::setWidget(PassRefPtr<Widget> widget)
{
if (widget == m_widget)
return;
if (m_widget) {
moveWidgetToParentSoon(m_widget.get(), 0);
view().frameView().willRemoveWidgetFromRenderTree(*m_widget);
widgetRendererMap().remove(m_widget.get());
m_widget = nullptr;
}
m_widget = widget;
if (m_widget) {
widgetRendererMap().add(m_widget.get(), this);
view().frameView().didAddWidgetToRenderTree(*m_widget);
// If we've already received a layout, apply the calculated space to the
// widget immediately, but we have to have really been fully constructed.
if (hasInitializedStyle()) {
if (!needsLayout()) {
WeakPtr<RenderWidget> weakThis = createWeakPtr();
updateWidgetGeometry();
if (!weakThis)
return;
}
if (style().visibility() != VISIBLE)
m_widget->hide();
else {
m_widget->show();
repaint();
}
}
moveWidgetToParentSoon(m_widget.get(), &view().frameView());
}
}
void RenderWidget::setWidget(PassRefPtr<Widget> widget)
{
if (widget == m_widget)
return;
if (m_widget) {
moveWidgetToParentSoon(m_widget.get(), 0);
clearWidget();
}
m_widget = widget;
if (m_widget) {
// If we've already received a layout, apply the calculated space to the
// widget immediately, but we have to have really been fully constructed (with a non-null
// style pointer).
if (style()) {
if (!needsLayout())
updateWidgetGeometry();
if (style()->visibility() != VISIBLE)
m_widget->hide();
else {
m_widget->show();
repaint();
}
}
moveWidgetToParentSoon(m_widget.get(), m_frameView);
}
if (AXObjectCache* cache = document().existingAXObjectCache())
cache->childrenChanged(this);
}
void RenderWidget::updateWidgetPosition()
{
if (!m_widget || !node()) // Check the node in case destroy() has been called.
return;
bool boundsChanged = updateWidgetGeometry();
// if the frame bounds got changed, or if view needs layout (possibly indicating
// content size is wrong) we have to do a layout to set the right widget size
if (m_widget && m_widget->isFrameView()) {
FrameView* frameView = toFrameView(m_widget.get());
// Check the frame's page to make sure that the frame isn't in the process of being destroyed.
if ((boundsChanged || frameView->needsLayout()) && frameView->frame().page())
frameView->layout();
}
}
void RenderWidget::updateWidgetPosition()
{
if (!m_widget)
return;
WeakPtr<RenderWidget> weakThis = createWeakPtr();
bool widgetSizeChanged = updateWidgetGeometry();
if (!weakThis)
return;
// if the frame size got changed, or if view needs layout (possibly indicating
// content size is wrong) we have to do a layout to set the right widget size.
if (m_widget->isFrameView()) {
FrameView* frameView = toFrameView(m_widget.get());
// Check the frame's page to make sure that the frame isn't in the process of being destroyed.
if ((widgetSizeChanged || frameView->needsLayout()) && frameView->frame().page())
frameView->layout();
}
}
RenderWidget::ChildWidgetState RenderWidget::updateWidgetPosition()
{
if (!m_widget)
return ChildWidgetState::Destroyed;
WeakPtr<RenderWidget> weakThis = createWeakPtr();
bool widgetSizeChanged = updateWidgetGeometry();
if (!weakThis || !m_widget)
return ChildWidgetState::Destroyed;
// if the frame size got changed, or if view needs layout (possibly indicating
// content size is wrong) we have to do a layout to set the right widget size.
if (is<FrameView>(*m_widget)) {
FrameView& frameView = downcast<FrameView>(*m_widget);
// Check the frame's page to make sure that the frame isn't in the process of being destroyed.
if ((widgetSizeChanged || frameView.needsLayout()) && frameView.frame().page())
frameView.layout();
}
return ChildWidgetState::Valid;
}
void RenderWidget::updateOnWidgetChange()
{
Widget* widget = this->widget();
if (!widget)
return;
if (!style())
return;
if (!needsLayout())
updateWidgetGeometry();
if (style()->visibility() != VISIBLE) {
widget->hide();
} else {
widget->show();
// FIXME: Why do we repaint in this case, but not the other?
repaint();
}
}
void RenderWidget::updateOnWidgetChange()
{
Widget* widget = this->widget();
if (!widget)
return;
if (!style())
return;
if (!needsLayout())
updateWidgetGeometry();
if (style()->visibility() != VISIBLE) {
widget->hide();
} else {
widget->show();
// FIXME: Why do we issue a full paint invalidation in this case, but not the other?
setShouldDoFullPaintInvalidation(true);
}
}
