void ContainerNode::parserInsertBefore(PassRefPtr<Node> newChild, Node* nextChild)
{
ASSERT(newChild);
ASSERT(nextChild);
ASSERT(nextChild->parentNode() == this);
ASSERT(!newChild->isDocumentFragment());
#if ENABLE(TEMPLATE_ELEMENT)
ASSERT(!hasTagName(HTMLNames::templateTag));
#endif
if (nextChild->previousSibling() == newChild || nextChild == newChild) // nothing to do
return;
if (&document() != &newChild->document())
document().adoptNode(newChild.get(), ASSERT_NO_EXCEPTION);
insertBeforeCommon(nextChild, newChild.get());
newChild->updateAncestorConnectedSubframeCountForInsertion();
ChildListMutationScope(this).childAdded(newChild.get());
childrenChanged(true, newChild->previousSibling(), nextChild, 1);
ChildNodeInsertionNotifier(this).notify(newChild.get());
}
void ContainerNode::parserAppendChild(PassRefPtr<Node> newChild)
{
ASSERT(newChild);
ASSERT(!newChild->parentNode()); // Use appendChild if you need to handle reparenting (and want DOM mutation events).
ASSERT(!newChild->isDocumentFragment());
ASSERT(!hasTagName(HTMLNames::templateTag));
if (document() != newChild->document())
document()->adoptNode(newChild.get(), ASSERT_NO_EXCEPTION);
Node* last = m_lastChild;
{
NoEventDispatchAssertion assertNoEventDispatch;
// FIXME: This method should take a PassRefPtr.
appendChildToContainer(newChild.get(), this);
treeScope()->adoptIfNeeded(newChild.get());
}
newChild->updateAncestorConnectedSubframeCountForInsertion();
ChildListMutationScope(this).childAdded(newChild.get());
childrenChanged(true, last, 0, 1);
ChildNodeInsertionNotifier(this).notify(newChild.get());
}
static void updateTreeAfterInsertion(ContainerNode* parent, Node* child, bool shouldLazyAttach)
{
ASSERT(parent->refCount());
ASSERT(child->refCount());
#if ENABLE(MUTATION_OBSERVERS)
ChildListMutationScope(parent).childAdded(child);
#endif
#if ENABLE(UNDO_MANAGER)
if (UndoManager::isRecordingAutomaticTransaction(parent))
UndoManager::addTransactionStep(NodeInsertingDOMTransactionStep::create(parent, child));
#endif
parent->childrenChanged(false, child->previousSibling(), child->nextSibling(), 1);
ChildNodeInsertionNotifier(parent).notify(child);
// FIXME: Attachment should be the first operation in this function, but some code
// (for example, HTMLFormControlElement's autofocus support) requires this ordering.
if (parent->attached() && !child->attached() && child->parentNode() == parent) {
if (shouldLazyAttach)
child->lazyAttach();
else
child->attach();
}
dispatchChildInsertionEvents(child);
}
static void updateTreeAfterInsertion(ContainerNode* parent, Node* child, AttachBehavior attachBehavior)
{
ASSERT(parent->refCount());
ASSERT(child->refCount());
ChildListMutationScope(parent).childAdded(child);
parent->childrenChanged(false, child->previousSibling(), child->nextSibling(), 1);
ChildNodeInsertionNotifier(parent).notify(child);
// FIXME: Attachment should be the first operation in this function, but some code
// (for example, HTMLFormControlElement's autofocus support) requires this ordering.
if (parent->attached() && !child->attached() && child->parentNode() == parent) {
if (attachBehavior == AttachLazily) {
if (child->isElementNode())
toElement(child)->lazyAttach();
else if (child->isTextNode()) {
child->setAttached(true);
child->setNeedsStyleRecalc();
}
} else
attachChild(child);
}
dispatchChildInsertionEvents(child);
}
void ContainerNode::parserAppendChild(PassRefPtr<Node> newChild)
{
ASSERT(newChild);
ASSERT(!newChild->parentNode()); // Use appendChild if you need to handle reparenting (and want DOM mutation events).
ASSERT(!newChild->isDocumentFragment());
#if ENABLE(TEMPLATE_ELEMENT)
ASSERT(!hasTagName(HTMLNames::templateTag));
#endif
if (&document() != &newChild->document())
document().adoptNode(newChild.get(), ASSERT_NO_EXCEPTION);
{
NoEventDispatchAssertion assertNoEventDispatch;
// FIXME: This method should take a PassRefPtr.
appendChildToContainer(newChild.get(), *this);
treeScope().adoptIfNeeded(newChild.get());
}
newChild->updateAncestorConnectedSubframeCountForInsertion();
ChildListMutationScope(*this).childAdded(*newChild);
notifyChildInserted(*newChild, ChildChangeSourceParser);
ChildNodeInsertionNotifier(*this).notify(*newChild);
newChild->setNeedsStyleRecalc(ReconstructRenderTree);
}
static void willRemoveChild(Node* child)
{
ASSERT(child->parentNode());
ChildListMutationScope(child->parentNode()).willRemoveChild(child);
child->notifyMutationObserversNodeWillDetach();
dispatchChildRemovalEvents(child);
child->document()->nodeWillBeRemoved(child); // e.g. mutation event listener can create a new range.
ChildFrameDisconnector(child).disconnect();
}
void ContainerNode::updateTreeAfterInsertion(Node& child)
{
ASSERT(child.refCount());
ChildListMutationScope(*this).childAdded(child);
notifyChildInserted(child, ChildChangeSourceAPI);
ChildNodeInsertionNotifier(*this).notify(child);
child.setNeedsStyleRecalc(ReconstructRenderTree);
dispatchChildInsertionEvents(child);
}
void ContainerNode::willRemoveChild(Node& child)
{
ASSERT(child.parentNode());
ChildListMutationScope(*child.parentNode()).willRemoveChild(child);
child.notifyMutationObserversNodeWillDetach();
dispatchChildRemovalEvents(child);
if (child.parentNode() != this)
return;
child.document().nodeWillBeRemoved(&child); // e.g. mutation event listener can create a new range.
if (child.isContainerNode())
disconnectSubframesIfNeeded(toContainerNode(child), RootAndDescendants);
}
static void willRemoveChild(Node* child)
{
#if ENABLE(MUTATION_OBSERVERS)
ASSERT(child->parentNode());
ChildListMutationScope(child->parentNode()).willRemoveChild(child);
child->notifyMutationObserversNodeWillDetach();
#endif
#if ENABLE(UNDO_MANAGER)
if (UndoManager::isRecordingAutomaticTransaction(child->parentNode()))
UndoManager::addTransactionStep(NodeRemovingDOMTransactionStep::create(child->parentNode(), child));
#endif
dispatchChildRemovalEvents(child);
child->document()->nodeWillBeRemoved(child); // e.g. mutation event listener can create a new range.
ChildFrameDisconnector(child).disconnect();
}
void ContainerNode::parserRemoveChild(Node* oldChild)
{
ASSERT(oldChild);
ASSERT(oldChild->parentNode() == this);
ASSERT(!oldChild->isDocumentFragment());
Node* prev = oldChild->previousSibling();
Node* next = oldChild->nextSibling();
oldChild->updateAncestorConnectedSubframeCountForRemoval();
ChildListMutationScope(this).willRemoveChild(oldChild);
oldChild->notifyMutationObserversNodeWillDetach();
removeBetween(prev, next, oldChild);
childrenChanged(true, prev, next, -1);
ChildNodeRemovalNotifier(this).notify(oldChild);
}
void ContainerNode::parserRemoveChild(Node& oldChild)
{
ASSERT(oldChild.parentNode() == this);
ASSERT(!oldChild.isDocumentFragment());
Node* prev = oldChild.previousSibling();
Node* next = oldChild.nextSibling();
oldChild.updateAncestorConnectedSubframeCountForRemoval();
ChildListMutationScope(*this).willRemoveChild(oldChild);
oldChild.notifyMutationObserversNodeWillDetach();
removeBetween(prev, next, oldChild);
notifyChildRemoved(oldChild, prev, next, ChildChangeSourceParser);
ChildNodeRemovalNotifier(*this).notify(oldChild);
}
