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(Widget* widget)
{
if (widget != m_widget) {
if (m_widget) {
m_widget->removeFromParent();
widgetRendererMap().remove(m_widget);
deleteWidget();
}
m_widget = widget;
if (m_widget) {
widgetRendererMap().add(m_widget, this);
// if we've already received a layout, apply the calculated space to the
// widget immediately, but we have to have really been full constructed (with a non-null
// style pointer).
if (style()) {
if (!needsLayout())
setWidgetGeometry(absoluteContentBox());
if (style()->visibility() != VISIBLE)
m_widget->hide();
else
m_widget->show();
}
m_view->addChild(m_widget);
}
}
}
void RenderWidget::setWidget(Widget* widget)
{
if (widget != m_widget) {
if (m_widget) {
// removeFromParent is a no-op on Mac.
m_widget->removeFromParent();
widgetRendererMap().remove(m_widget);
deleteWidget();
}
m_widget = widget;
if (m_widget) {
widgetRendererMap().add(m_widget, this);
// if we've already received a layout, apply the calculated space to the
// widget immediately, but we have to have really been full constructed (with a non-null
// style pointer).
if (!needsLayout() && style())
resizeWidget(m_widget,
m_width - borderLeft() - borderRight() - paddingLeft() - paddingRight(),
m_height - borderTop() - borderBottom() - paddingTop() - paddingBottom());
if (style()) {
if (style()->visibility() != VISIBLE)
m_widget->hide();
else
m_widget->show();
}
m_view->addChild(m_widget);
}
}
}
void RenderWidget::destroy()
{
// We can't call the base class's destroy because we don't
// want to unconditionally delete ourselves (we're ref-counted).
// So the code below includes copied and pasted contents of
// both RenderBox::destroy() and RenderObject::destroy().
// Fix originally made for <rdar://problem/4228818>.
animation()->cancelAnimations(this);
if (RenderView* v = view())
v->removeWidget(this);
if (AXObjectCache::accessibilityEnabled()) {
document()->axObjectCache()->childrenChanged(this->parent());
document()->axObjectCache()->remove(this);
}
remove();
if (m_widget) {
if (m_view)
m_view->removeChild(m_widget);
widgetRendererMap().remove(m_widget);
}
// removes from override size map
if (hasOverrideSize())
setOverrideSize(-1);
RenderArena* arena = renderArena();
if (hasLayer())
layer()->clearClipRects();
if (style() && (style()->height().isPercent() || style()->minHeight().isPercent() || style()->maxHeight().isPercent()))
RenderBlock::removePercentHeightDescendant(this);
setNode(0);
if (hasLayer())
layer()->destroy(arena);
deref(arena);
}
void RenderWidget::destroy()
{
// We can't call the base class's destroy because we don't
// want to unconditionally delete ourselves (we're ref-counted).
// So the code below includes copied and pasted contents of
// both RenderBox::destroy() and RenderObject::destroy().
// Fix originally made for <rdar://problem/4228818>.
animation()->cancelImplicitAnimations(this);
if (RenderView* v = view())
v->removeWidget(this);
if (AXObjectCache::accessibilityEnabled())
document()->axObjectCache()->remove(this);
remove();
if (m_widget) {
if (m_view)
m_view->removeChild(m_widget);
widgetRendererMap().remove(m_widget);
}
// removes from override size map
if (hasOverrideSize())
setOverrideSize(-1);
RenderLayer* layer = m_layer;
RenderArena* arena = renderArena();
if (layer)
layer->clearClipRect();
setNode(0);
deref(arena);
if (layer)
layer->destroy(arena);
}
RenderWidget* RenderWidget::find(const Widget* widget)
{
return widgetRendererMap().get(widget);
}