DOMString AttrImpl::getValue()
{
if (value.child == null) {
return 0; // return "";
}
if (hasStringValue()) {
// change value into a DOMString*
DOMString *x = (value.str == null
?(value.str = new (getOwnerDocument()->getMemoryManager()) DOMString())
:value.str
);
// return the DOMString it points to
return *x;
}
ChildNode *firstChild = value.child;
ChildNode *node = firstChild->nextSibling;
if (node == null) {
return firstChild->getNodeValue().clone();
}
int length = 0;
for (node = firstChild; node != null; node = node->nextSibling)
length += node->getNodeValue().length();
DOMString retString;
retString.reserve(length);
for (node = firstChild; node != null; node = node->nextSibling)
{
retString.appendData(node->getNodeValue());
};
return retString;
};
ChildNode * Composite::GetPrevChild(ChildNode const * pNode, ID idMatch)
{
for (ChildNode * pSrchNode = GetPrevChild(pNode); pSrchNode; pSrchNode = GetPrevChild(pSrchNode))
{
if (pSrchNode->GetChunk()->m_idCk == idMatch && !pSrchNode->GetChunk()->IsUnknown()) return pSrchNode;
}
return NULL;
}
ChildNode * Composite::GetLastChild(ID idMatch) const
{
for (ChildNode * pSrchNode = m_pLast; pSrchNode; pSrchNode = GetPrevChild(pSrchNode))
{
if (pSrchNode->GetChunk()->m_idCk == idMatch && !pSrchNode->GetChunk()->IsUnknown()) return pSrchNode;
}
return NULL;
}
void
Attr::setOwnerDocument(Document * doc)
{
Node::setOwnerDocument(doc);
for (ChildNode * child = text;
child != null; child = child->nextSibling) {
child->setOwnerDocument(doc);
}
setId();
}
bool List::EnumChildren(ID idData, ID idChunk, bool (* pfnCallback) (Chunk *, void *), void * pData) const
{
for (ChildNode * pNode = GetFirstChild(); pNode; pNode = GetNextChild(pNode))
{
Composite const * pComposite = static_cast<Composite const *>(pNode->GetChunk());
if (pComposite->m_idData == idData && !pComposite->EnumChildren(idData,idChunk,pfnCallback,pData)) return false;
}
return true;
}
bool Composite::EnumChildren(ID idData, ID idChunk, bool (* pfnCallback) (Chunk *, void *), void * pData) const
{
if (m_idData != idData) return true;
for (ChildNode * pNode = GetFirstChild(idChunk); pNode; pNode = GetNextChild(pNode,idChunk))
{
if (!pfnCallback(pNode->GetChunk(),pData)) return false;
}
return true;
}
void ParentNode::setReadOnly(bool readOnl, bool deep)
{
NodeImpl::setReadOnly(readOnl, deep);
if (deep)
// Recursively set kids
for (ChildNode *mykid = firstChild;
mykid != null;
mykid = mykid->nextSibling)
if(! (mykid->isEntityReference()))
mykid->setReadOnly(readOnl,true);
};
void ParentNode::setReadOnly(bool readOnl, bool deep)
{
NodeImpl::setReadOnly(readOnl, deep);
if (deep)
// Recursively set kids
for (ChildNode *mykid = firstChild;
mykid != null;
mykid = mykid->nextSibling)
if(! (mykid->isEntityReference()))
mykid->setReadOnly(readOnl,true);
} /* SPEC_CPU: removed extra ';' for C++98 standards compliance -- yag */
void AttrImpl::setReadOnly(bool readOnl, bool deep) {
NodeImpl::setReadOnly(readOnl, deep);
if (deep) {
if (hasStringValue()) {
return;
}
// Recursively set kids
for (ChildNode *mykid = value.child;
mykid != null;
mykid = mykid->nextSibling)
if(! (mykid->isEntityReference()))
mykid->setReadOnly(readOnl,true);
}
}
Chunk * Composite::GetProperty(ChildNode const * pNode, ID idProp) const
{
// search backward for ID
ChildNode * pFindNode = GetPrevChild(pNode, idProp);
if (pFindNode) return pFindNode->GetChunk();
// if not found, search parent backwards, for "PROP ...." then get that
// and if not in the parent, search its parent similarly
// provided all these parents are of type LIST ....
for (Composite const * pThis = this; pThis->m_pParent && pThis->m_pParent->m_idCk == ID("LIST"); pThis = pThis->m_pParent)
{
if (pThis->m_pNode)
{
for (ChildNode * pFindProp = pThis->m_pParent->GetPrevChild(pThis->m_pNode,"PROP"); pFindProp; pFindProp = pThis->m_pParent->GetPrevChild(pFindProp,"PROP"))
{
Composite * pProp = static_cast<Composite *>(pFindProp->GetChunk());
if (pProp->m_idData == m_idData)
{
ChildNode * pFindNode = pProp->GetLastChild(idProp);
if (pFindNode) return pFindNode->GetChunk();
}
}
}
}
return NULL;
}
Node *
Attr::internalRemoveChild(Node * oldChild)
throw(DOMException)
{
Document * owner = getOwnerDocument();
if (isReadOnly())
throw DOMException(DOMException::NO_MODIFICATION_ALLOWED_ERR);
if (oldChild != null && oldChild->getParentNode() != this)
throw DOMException(DOMException::NOT_FOUND_ERR);
owner->removedChildNode(oldChild);
ChildNode * oldInternal = dynamic_cast<ChildNode*>(oldChild);
if (oldInternal == text) {
text->isFirstChild(false);
text = dynamic_cast<Text*>(text->nextSibling);
if (text != null) {
text->isFirstChild(true);
text->previousSibling = oldInternal->previousSibling;
}
}
else {
ChildNode * prev = oldInternal->previousSibling;
ChildNode * next = oldInternal->nextSibling;
prev->nextSibling = next;
if (next != null) {
text->previousSibling = prev;
}
else {
next->previousSibling = prev;
}
}
//ChildNode * oldPreviousSibling = oldInternal->previousSibling;
oldInternal->ownerNode = owner;
oldInternal->isOwned(false);
oldInternal->nextSibling = null;
oldInternal->previousSibling = null;
changed();
return oldInternal;
}
void Composite::Serialize(Archive * pArchv)
{
pArchv->Transfer(m_idData);
if (pArchv->m_bIsLoading)
{
DeleteAllChildren();
while (pArchv->GetSize())
{
Chunk * pChunk = LoadChunk(pArchv);
InsertChildLast(pChunk);
pChunk->Release();
}
}
else
{
for (ChildNode * pNode = m_pFirst; pNode; pNode = GetNextChild(pNode))
{
pNode->GetChunk()->Write(pArchv);
}
}
}
NodeImpl *ParentNode::removeChild(NodeImpl *oldChild)
{
if (ownerDocument->getErrorChecking()) {
if (isReadOnly()) {
throw DOM_DOMException(
DOM_DOMException::NO_MODIFICATION_ALLOWED_ERR,
null);
}
if (oldChild == null || oldChild->getParentNode() != this) {
throw DOM_DOMException(DOM_DOMException::NOT_FOUND_ERR, null);
}
}
//fix other ranges for change before deleting the node
if (getOwnerDocument() != null) {
typedef RefVectorOf<RangeImpl> RangeImpls;
RangeImpls* ranges = this->getOwnerDocument()->getRanges();
if (ranges != null) {
unsigned int sz = ranges->size();
if (sz != 0) {
for (unsigned int i =0; i<sz; i++) {
if (ranges->elementAt(i) != null)
ranges->elementAt(i)->updateRangeForDeletedNode(oldChild);
}
}
}
}
ChildNode * oldInternal = (ChildNode *) oldChild;
// update cached length if we have any
if (fCachedLength != -1) {
fCachedLength--;
}
if (fCachedChildIndex != -1) {
// if the removed node is the cached node
// move the cache to its (soon former) previous sibling
if (fCachedChild == oldInternal) {
fCachedChildIndex--;
fCachedChild = (ChildNode *)oldInternal->getPreviousSibling();
} else {
// otherwise just invalidate the cache
fCachedChildIndex = -1;
}
}
// Patch linked list around oldChild
// Note: lastChild == firstChild->previousSibling
if (oldInternal == firstChild) {
// removing first child
oldInternal->isFirstChild(false);
firstChild = oldInternal->nextSibling;
if (firstChild != null) {
firstChild->isFirstChild(true);
firstChild->previousSibling = oldInternal->previousSibling;
}
} else {
ChildNode *prev = oldInternal->previousSibling;
ChildNode *next = oldInternal->nextSibling;
prev->nextSibling = next;
if (next == null) {
// removing last child
firstChild->previousSibling = prev;
} else {
// removing some other child in the middle
next->previousSibling = prev;
}
}
// Remove oldInternal's references to tree
oldInternal->ownerNode = ownerDocument;
oldInternal->isOwned(false);
oldInternal->nextSibling = null;
oldInternal->previousSibling = null;
changed();
return oldInternal;
};
NodeImpl *ParentNode::insertBefore(NodeImpl *newChild, NodeImpl *refChild) {
bool errorChecking = ownerDocument->getErrorChecking();
if (newChild->isDocumentFragmentImpl()) {
// SLOW BUT SAFE: We could insert the whole subtree without
// juggling so many next/previous pointers. (Wipe out the
// parent's child-list, patch the parent pointers, set the
// ends of the list.) But we know some subclasses have special-
// case behavior they add to insertBefore(), so we don't risk it.
// This approch also takes fewer bytecodes.
// NOTE: If one of the children is not a legal child of this
// node, throw HIERARCHY_REQUEST_ERR before _any_ of the children
// have been transferred. (Alternative behaviors would be to
// reparent up to the first failure point or reparent all those
// which are acceptable to the target node, neither of which is
// as robust. PR-DOM-0818 isn't entirely clear on which it
// recommends?????
// No need to check kids for right-document; if they weren't,
// they wouldn't be kids of that DocFrag.
if (errorChecking) {
for (NodeImpl *kid = newChild->getFirstChild(); // Prescan
kid != null; kid = kid->getNextSibling()) {
if (!DocumentImpl::isKidOK(this, kid)) {
throw DOM_DOMException(
DOM_DOMException::HIERARCHY_REQUEST_ERR,
null);
}
}
}
while (newChild->hasChildNodes()) { // Move
insertBefore(newChild->getFirstChild(),refChild);
}
return newChild;
}
// it's a no-op if refChild is the same as newChild
if (refChild == newChild) {
return newChild;
}
if (errorChecking) {
if (isReadOnly()) {
throw DOM_DOMException(
DOM_DOMException::NO_MODIFICATION_ALLOWED_ERR,
null);
}
if (newChild->getOwnerDocument() != ownerDocument) {
throw DOM_DOMException(DOM_DOMException::WRONG_DOCUMENT_ERR, null);
}
if (!DocumentImpl::isKidOK(this, newChild)) {
throw DOM_DOMException(DOM_DOMException::HIERARCHY_REQUEST_ERR,
null);
}
// refChild must be a child of this node (or null)
if (refChild != null && refChild->getParentNode() != this) {
throw DOM_DOMException(DOM_DOMException::NOT_FOUND_ERR, null);
}
// Prevent cycles in the tree
// newChild cannot be ancestor of this Node,
// and actually cannot be this
bool treeSafe = true;
for (NodeImpl *a = this; treeSafe && a != null; a = a->getParentNode())
{
treeSafe = (newChild != a);
}
if (!treeSafe) {
throw DOM_DOMException(DOM_DOMException::HIERARCHY_REQUEST_ERR,
null);
}
}
// Convert to internal type, to avoid repeated casting
ChildNode * newInternal = (ChildNode *)newChild;
NodeImpl *oldparent = newInternal->getParentNode();
if (oldparent != null) {
oldparent->removeChild(newInternal);
}
// Convert to internal type, to avoid repeated casting
ChildNode *refInternal = (ChildNode *)refChild;
// Attach up
newInternal->ownerNode = this;
newInternal->isOwned(true);
// Attach before and after
// Note: firstChild.previousSibling == lastChild!!
if (firstChild == null) {
// this our first and only child
firstChild = newInternal;
newInternal->isFirstChild(true);
newInternal->previousSibling = newInternal;
}
else {
if (refInternal == null) {
// this is an append
ChildNode *lastChild = firstChild->previousSibling;
lastChild->nextSibling = newInternal;
newInternal->previousSibling = lastChild;
firstChild->previousSibling = newInternal;
}
else {
// this is an insert
if (refChild == firstChild) {
// at the head of the list
firstChild->isFirstChild(false);
newInternal->nextSibling = firstChild;
newInternal->previousSibling = firstChild->previousSibling;
firstChild->previousSibling = newInternal;
firstChild = newInternal;
newInternal->isFirstChild(true);
}
else {
// somewhere in the middle
ChildNode *prev = refInternal->previousSibling;
newInternal->nextSibling = refInternal;
prev->nextSibling = newInternal;
refInternal->previousSibling = newInternal;
newInternal->previousSibling = prev;
}
}
}
changed();
// update cached length if we have any
if (fCachedLength != -1) {
fCachedLength++;
}
if (fCachedChildIndex != -1) {
// if we happen to insert just before the cached node, update
// the cache to the new node to match the cached index
if (fCachedChild == refInternal) {
fCachedChild = newInternal;
}
else {
// otherwise just invalidate the cache
fCachedChildIndex = -1;
}
}
if (this->getOwnerDocument() != null) {
typedef RefVectorOf<RangeImpl> RangeImpls;
RangeImpls* ranges = this->getOwnerDocument()->getRanges();
if ( ranges != null) {
unsigned int sz = ranges->size();
for (unsigned int i =0; i<sz; i++) {
ranges->elementAt(i)->updateRangeForInsertedNode(newInternal);
}
}
}
return newInternal;
};
NodeImpl *AttrImpl::removeChild(NodeImpl *oldChild) {
DocumentImpl *ownerDocument = getOwnerDocument();
if (ownerDocument->getErrorChecking()) {
if (isReadOnly()) {
throw DOM_DOMException(
DOM_DOMException::NO_MODIFICATION_ALLOWED_ERR,
null);
}
if (oldChild == null || oldChild->getParentNode() != this) {
throw DOM_DOMException(DOM_DOMException::NOT_FOUND_ERR, null);
}
}
// fix other ranges for change before deleting the node
if (getOwnerDocument() != null) {
typedef RefVectorOf<RangeImpl> RangeImpls;
RangeImpls* ranges = this->getOwnerDocument()->getRanges();
if (ranges != null) {
unsigned int sz = ranges->size();
if (sz != 0) {
for (unsigned int i =0; i<sz; i++) {
if (ranges->elementAt(i) != null)
ranges->elementAt(i)->updateRangeForDeletedNode(oldChild);
}
}
}
}
ChildNode * oldInternal = (ChildNode *) oldChild;
// Patch linked list around oldChild
// Note: lastChild == firstChild->previousSibling
if (oldInternal == value.child) {
// removing first child
oldInternal->isFirstChild(false);
value.child = oldInternal->nextSibling; // firstChild = oldInternal->nextSibling
ChildNode *firstChild = value.child;
if (firstChild != null) {
firstChild->isFirstChild(true);
firstChild->previousSibling = oldInternal->previousSibling;
}
} else {
ChildNode *prev = oldInternal->previousSibling;
ChildNode *next = oldInternal->nextSibling;
prev->nextSibling = next;
if (next == null) {
// removing last child
ChildNode *firstChild = value.child;
firstChild->previousSibling = prev;
} else {
// removing some other child in the middle
next->previousSibling = prev;
}
}
// Remove oldInternal's references to tree
oldInternal->ownerNode = getOwnerDocument();
oldInternal->isOwned(false);
oldInternal->nextSibling = null;
oldInternal->previousSibling = null;
changed();
return oldInternal;
};
Node* Node::removeChild(Node *oldChild)
{
//ASSERT(0);
#if 0
// Do this first?
{
CComQIPtr<INotifySend> cp = thisNode;
if (cp)
{
cp->FireOnChanged(NOTIFY_REMOVE, oldChild, DISPID_UNKNOWN);
}
}
#endif
Document* ownerDocument = oldChild->get_ownerDocument();
if (ownerDocument)
{
ASSERT(ownerDocument != NULL);
DocumentEvent* ownerDocumentEvent = dynamic_cast<DocumentEvent*>(ownerDocument);
ASSERT(ownerDocumentEvent != NULL);
MutationEvent* evt = dynamic_cast<MutationEvent*>(ownerDocumentEvent->createEvent(S("MutationEvent")));
// Create a DOMNodeRemoved event
evt->initMutationEvent(S("DOMNodeRemoved"), true, false, this, nullptr, nullptr, nullptr, CHANGE_UNKNOWN);
EventTarget* target = dynamic_cast<EventTarget*>(oldChild);
target->dispatchEvent(evt);
NodeRemovedFromDocument(oldChild);
}
// Do the work
ChildNode* previous = oldChild->get_previousSibling();
ChildNode* next = oldChild->get_nextSibling();
if (previous != NULL)
previous->set_nextSibling(next);
else
m_firstChild = next;
if (next != NULL)
next->set_previousSibling(previous);
else
m_lastChild = previous;
oldChild->set_previousSibling(nullptr);
oldChild->set_nextSibling(nullptr);
for (int i = 0; i < m_childNodes->m_items.GetSize(); ++i)
{
if (m_childNodes->m_items[i] == oldChild)
{
#if 0
ASSERT(0);
/////////
CComQIPtr<INotifySend, &IID_INotifySend> cp = (IUnknown*)oldChild;
if (cp)
{
CComQIPtr<INotifyGet, &IID_INotifyGet> get = (IUnknown*)thisNode;
if (get)
{
cp->Unadvise(get);
}
}
#endif
/////////
// m_childNodes->m_items.erase(&m_childNodes->m_items[i]);
m_childNodes->m_items.RemoveAt(i);
break;
}
}
oldChild->set_parentNode(NULL);
return oldChild;
}
Node* Node::insertNode(Node* _newChild, Node* _pBefore)
{
ChildNode* newChild = dynamic_cast<ChildNode*>(_newChild);
ChildNode* pBefore = dynamic_cast<ChildNode*>(_pBefore);
Node* pPrevParent = newChild->get_parentNode();
if (pPrevParent)
{
pPrevParent->removeChild(newChild);
}
ChildNode* pAfter;
if (pBefore)
pAfter = pBefore->get_previousSibling();
else
pAfter = m_lastChild;
newChild->set_nextSibling(pBefore);
newChild->set_previousSibling(pAfter);
if (pAfter == NULL)
m_firstChild = newChild;
else
pAfter->set_nextSibling(newChild);
if (pBefore == NULL)
m_lastChild = newChild;
else
pBefore->set_previousSibling(newChild);
if (pBefore)
{
for (int i = 0; i < m_childNodes->m_items.GetSize(); i++)
{
if (m_childNodes->m_items[i] == pBefore)
{
m_childNodes->m_items.InsertAt(i, newChild);
// m_childNodes->m_items.insert(&m_childNodes->m_items[i], newChild);
break;
}
}
}
else
{
m_childNodes->m_items.Add(newChild);
}
// Set new child node's parent to this element
newChild->set_parentNode(this);
// TRACE("TODO\n");
#if 0
// Update computed xmlspace for inserted child(ren)
CComQIPtr<ILDOMElement> newElement((IUnknown*)newChild);
if (newElement)
{
CComBSTR xmlspace;
newElement->getAttribute(OLESTR("xml:space"), &xmlspace);
if (xmlspace.Length()==0) // inherit from parent
{
CComQIPtr<CLDOMElementImplImpl>((IUnknown*)newChild)->m_xmlspace = m_xmlspace;
}
else // explicitly set
{
CComQIPtr<CLDOMElementImplImpl>((IUnknown*)newChild)->m_xmlspace = cmpbstr(xmlspace, OLESTR("preserve")) == 0;
}
// TODO, update recursively for newChild
}
#endif
// SMIL Animation (TODO, not very well thought trough)
#if 0
{
CLDOMDocument* pDocument = static_cast<CLDOMDocument*>(static_cast<CLDOMDocumentImpl<ILDOMDocument>*>(m_ownerDocument));
if (pDocument)
{
CComQIPtr<ILDOMElement> newElement = newChild;
if (newElement)
{
// SMIL Animation (connect animate/set etc. elements to the elements they target)
pDocument->BuildAnimationListForAllElements(newElement, pDocument->m_documentElement);
// Set baseVal/animVal from attributes and parse 'style' attributes
pDocument->UpdateAnimationElements(newElement);
}
}
}
#endif
// TRACE("TODO\n");
#if 0
// Timing stuff (TODO)
{
ElementTimeImplImpl* elementTimeImpl((IUnknown*)newChild);
if (elementTimeImpl)
{
elementTimeImpl->CalculateTimeBeforeParent();
CComPtr<ILElementTimeContainer> parentTimeContainer;
elementTimeImpl->get_parentTimeContainer(&parentTimeContainer);
CComQIPtr<CLElementTimeContainerImplImpl> parentTimeContainerImpl((IUnknown*)parentTimeContainer);
if (parentTimeContainerImpl)
{
parentTimeContainerImpl->RecalculateTime();
}
elementTimeImpl->CalculateTimeAfterParent();
}
}
CComQIPtr<ILAnimationElement, &IID_ILAnimationElement> animation = (IUnknown*)newChild;
if (animation)
{
CComQIPtr<CLAnimationElementImplImpl> pAnimation((IUnknown*)animation);
pAnimation->SetValuesFromAttributes();
}
#endif
{
#if 0 // TODO
for (int i = 0; i < m_pNodes.GetSize(); i++)
{
ASSERT(0);
m_pNodes[i]->OnInsertedChild(newChild);
}
#endif
#if 0
if (TRUE) // TODO, probably remove this (use above loop only)
{
CComQIPtr<INotifySend, &IID_INotifySend> cp = newChild;
if (cp)
{
CComQIPtr<INotifyGet, &IID_INotifyGet> get = (IUnknown*)thisNode;
if (get)
{
DWORD cookie;
cp->Advise(get, &cookie);
}
cp->FireOnChanged(NOTIFY_ADD, newChild, DISPID_UNKNOWN);
}
}
#endif
}
// CComPtr<ILDOMDocument> ownerDocument;
// newChild->get_ownerDocument(&ownerDocument);
// if (ownerDocument)
{
////////////////////////////////
// create an event notification
DocumentEvent* ownerDocumentEvent = dynamic_cast<DocumentEvent*>(m_ownerDocument);
if (ownerDocumentEvent == NULL)
ownerDocumentEvent = dynamic_cast<DocumentEvent*>(this);
if (ownerDocumentEvent)
{
MutationEvent* event = dynamic_cast<MutationEvent*>(ownerDocumentEvent->createEvent(S("MutationEvent")));
EventTarget* eventTarget = dynamic_cast<EventTarget*>(newChild);
//
event->initMutationEvent(S("DOMNodeInserted"), true, false, this, nullptr, nullptr, nullptr, CHANGE_UNKNOWN);
bool doDefault = eventTarget->dispatchEvent(event);
if (IsDocumentOrPartOfDocument(this))
{
// Send "DOMNodeInsertedIntoDocument" to the node and it's children
NodeInsertedIntoDocument(newChild);
}
}
{
Node* p = this;
while (p)
{
if (p->m_pNode)
{
p->m_pNode->m_bArrangeValid = false;
}
p = p->get_parentNode();
}
}
#if 0
//
event->initMutationEvent(OLESTR("DOMSubtreeModified"), VARIANT_TRUE, VARIANT_FALSE, thisNode, NULL, NULL, NULL, CHANGE_UNKNOWN);
eventTarget->dispatchEvent(event, &doDefault);
#endif
}
return newChild;
}
