void RemoteFrame::detach()
{
detachChildren();
if (!client())
return;
Frame::detach();
}
void detachRenderTree(Element* current, const AttachContext& context)
{
WidgetHierarchyUpdatesSuspensionScope suspendWidgetHierarchyUpdates;
if (current->hasCustomStyleResolveCallbacks())
current->willDetachRenderers();
current->clearStyleDerivedDataBeforeDetachingRenderer();
// Do not remove the element's hovered and active status
// if performing a reattach.
if (!context.performingReattach)
current->clearHoverAndActiveStatusBeforeDetachingRenderer();
if (ShadowRoot* shadowRoot = current->shadowRoot())
detachShadowRoot(shadowRoot, context);
detachChildren(current, context);
if (current->renderer())
current->renderer()->destroyAndCleanupAnonymousWrappers();
current->setRenderer(0);
current->setAttached(false);
if (current->hasCustomStyleResolveCallbacks())
current->didDetachRenderers();
}
static void detachRenderTree(Element& current, DetachType detachType)
{
WidgetHierarchyUpdatesSuspensionScope suspendWidgetHierarchyUpdates;
if (current.hasCustomStyleResolveCallbacks())
current.willDetachRenderers();
current.clearStyleDerivedDataBeforeDetachingRenderer();
// Do not remove the element's hovered and active status
// if performing a reattach.
if (detachType != ReattachDetach)
current.clearHoverAndActiveStatusBeforeDetachingRenderer();
if (ShadowRoot* shadowRoot = current.shadowRoot())
detachShadowRoot(*shadowRoot, detachType);
detachChildren(current, detachType);
if (current.renderer())
current.renderer()->destroyAndCleanupAnonymousWrappers();
current.setRenderer(0);
current.setAttached(false);
if (current.hasCustomStyleResolveCallbacks())
current.didDetachRenderers();
}
static void detachShadowRoot(ShadowRoot& shadowRoot, DetachType detachType)
{
if (!shadowRoot.attached())
return;
detachChildren(shadowRoot, detachType);
shadowRoot.setAttached(false);
}
SceneNode::~SceneNode()
{
Count--;
SceneNodeSPtr parent = getParent();
if ( parent )
{
parent->detachChild( shared_from_this() );
}
detachChildren();
}
void RemoteFrame::detach(FrameDetachType type)
{
PluginScriptForbiddenScope forbidPluginDestructorScripting;
// Frame::detach() requires the caller to keep a reference to this, since
// otherwise it may clear the last reference to this, causing it to be
// deleted, which can cause a use-after-free.
RefPtrWillBeRawPtr<RemoteFrame> protect(this);
detachChildren();
if (!client())
return;
client()->willBeDetached();
m_windowProxyManager->clearForClose();
setView(nullptr);
Frame::detach(type);
}
void LocalFrame::detach()
{
// A lot of the following steps can result in the current frame being
// detached, so protect a reference to it.
RefPtr<LocalFrame> protect(this);
m_deprecatedLoader.stopAllLoaders();
m_deprecatedLoader.closeURL();
detachChildren();
// stopAllLoaders() needs to be called after detachChildren(), because detachChildren()
// will trigger the unload event handlers of any child frames, and those event
// handlers might start a new subresource load in this frame.
m_deprecatedLoader.stopAllLoaders();
setView(nullptr);
willDetachFrameHost();
// After this, we must no longer talk to the client since this clears
// its owning reference back to our owning LocalFrame.
loaderClient()->detachedFromParent();
clearClient();
detachFromFrameHost();
}
void ContainerNode::detach()
{
detachChildren();
clearChildNeedsStyleRecalc();
Node::detach();
}
void Transform::onDestroy()
{
detachChildren();
setParent(NULL);
}
bool RemoteFrame::prepareForCommit()
{
detachChildren();
return !!host();
}
Entity::~Entity() {
detachChildren();
FLOG_DEBUG("Entity destroyed");
}
