void HTMLPlugInImageElement::restartSimilarPlugIns()
{
// Restart any other snapshotted plugins in the page with the same origin. Note that they
// may be in different frames, so traverse from the top of the document.
String plugInOrigin = m_loadedUrl.host();
String mimeType = loadedMimeType();
HTMLPlugInImageElementList similarPlugins;
if (!document()->page())
return;
for (Frame* frame = document()->page()->mainFrame(); frame; frame = frame->tree()->traverseNext()) {
if (!frame->loader()->subframeLoader()->containsPlugins())
continue;
if (!frame->document())
continue;
RefPtr<NodeList> plugIns = frame->document()->getElementsByTagName(embedTag.localName());
if (plugIns)
addPlugInsFromNodeListMatchingPlugInOrigin(similarPlugins, plugIns, plugInOrigin, mimeType);
plugIns = frame->document()->getElementsByTagName(objectTag.localName());
if (plugIns)
addPlugInsFromNodeListMatchingPlugInOrigin(similarPlugins, plugIns, plugInOrigin, mimeType);
}
for (size_t i = 0, length = similarPlugins.size(); i < length; ++i) {
HTMLPlugInImageElement* plugInToRestart = similarPlugins[i].get();
if (plugInToRestart->displayState() <= HTMLPlugInElement::DisplayingSnapshot) {
LOG(Plugins, "%p Plug-in looks similar to a restarted plug-in. Restart.", plugInToRestart);
plugInToRestart->setDisplayState(Playing);
plugInToRestart->restartSnapshottedPlugIn();
}
plugInToRestart->m_snapshotDecision = NeverSnapshot;
}
}
void RenderEmbeddedObject::layout()
{
StackStats::LayoutCheckPoint layoutCheckPoint;
ASSERT(needsLayout());
LayoutSize oldSize = contentBoxRect().size();
updateLogicalWidth();
updateLogicalHeight();
RenderPart::layout();
m_overflow.clear();
addVisualEffectOverflow();
updateLayerTransform();
bool wasMissingWidget = false;
if (!widget() && frameView() && canHaveWidget()) {
wasMissingWidget = true;
frameView()->addWidgetToUpdate(this);
}
setNeedsLayout(false);
LayoutSize newSize = contentBoxRect().size();
if (!wasMissingWidget && newSize.width() >= oldSize.width() && newSize.height() >= oldSize.height()) {
Element* element = toElement(node());
if (element && element->isPluginElement() && toHTMLPlugInElement(element)->isPlugInImageElement()) {
HTMLPlugInImageElement* plugInImageElement = toHTMLPlugInImageElement(element);
if (plugInImageElement->displayState() > HTMLPlugInElement::DisplayingSnapshot && plugInImageElement->snapshotDecision() == HTMLPlugInImageElement::MaySnapshotWhenResized && document()->view()) {
plugInImageElement->setNeedsCheckForSizeChange();
document()->view()->addWidgetToUpdate(this);
}
}
}
if (!canHaveChildren())
return;
// This code copied from RenderMedia::layout().
RenderObject* child = m_children.firstChild();
if (!child)
return;
RenderBox* childBox = toRenderBox(child);
if (!childBox)
return;
if (newSize == oldSize && !childBox->needsLayout())
return;
// When calling layout() on a child node, a parent must either push a LayoutStateMaintainter, or
// instantiate LayoutStateDisabler. Since using a LayoutStateMaintainer is slightly more efficient,
// and this method will be called many times per second during playback, use a LayoutStateMaintainer:
LayoutStateMaintainer statePusher(view(), this, locationOffset(), hasTransform() || hasReflection() || style()->isFlippedBlocksWritingMode());
childBox->setLocation(LayoutPoint(borderLeft(), borderTop()) + LayoutSize(paddingLeft(), paddingTop()));
childBox->style()->setHeight(Length(newSize.height(), Fixed));
childBox->style()->setWidth(Length(newSize.width(), Fixed));
childBox->setNeedsLayout(true, MarkOnlyThis);
childBox->layout();
setChildNeedsLayout(false);
statePusher.pop();
}