static HRESULT WINAPI HTMLDOMChildrenCollection_item(IHTMLDOMChildrenCollection *iface, LONG index, IDispatch **ppItem) { HTMLDOMChildrenCollection *This = impl_from_IHTMLDOMChildrenCollection(iface); nsIDOMNode *nsnode = NULL; HTMLDOMNode *node; PRUint32 length=0; nsresult nsres; HRESULT hres; TRACE("(%p)->(%d %p)\n", This, index, ppItem); if (ppItem) *ppItem = NULL; else return E_POINTER; nsIDOMNodeList_GetLength(This->nslist, &length); if(index < 0 || index >= length) return E_INVALIDARG; nsres = nsIDOMNodeList_Item(This->nslist, index, &nsnode); if(NS_FAILED(nsres) || !nsnode) { ERR("Item failed: %08x\n", nsres); return E_FAIL; } hres = get_node(This->doc, nsnode, TRUE, &node); if(FAILED(hres)) return hres; *ppItem = (IDispatch*)&node->IHTMLDOMNode_iface; IDispatch_AddRef(*ppItem); return S_OK; }
IHTMLElementCollection *create_collection_from_nodelist(HTMLDocumentNode *doc, nsIDOMNodeList *nslist) { UINT32 length = 0, i; HTMLDOMNode *node; elem_vector_t buf; HRESULT hres; nsIDOMNodeList_GetLength(nslist, &length); buf.len = 0; buf.size = length; if(length) { nsIDOMNode *nsnode; buf.buf = heap_alloc(buf.size*sizeof(HTMLElement*)); for(i=0; i<length; i++) { nsIDOMNodeList_Item(nslist, i, &nsnode); if(is_elem_node(nsnode)) { hres = get_node(doc, nsnode, TRUE, &node); if(FAILED(hres)) continue; buf.buf[buf.len++] = elem_from_HTMLDOMNode(node); } nsIDOMNode_Release(nsnode); } elem_vector_normalize(&buf); }else { buf.buf = NULL; } return HTMLElementCollection_Create(buf.buf, buf.len); }
static HRESULT WINAPI HTMLDOMChildrenCollectionEnum_Next(IEnumVARIANT *iface, ULONG celt, VARIANT *rgVar, ULONG *pCeltFetched) { HTMLDOMChildrenCollectionEnum *This = impl_from_IEnumVARIANT(iface); ULONG fetched = 0, len; nsIDOMNode *nsnode; HTMLDOMNode *node; nsresult nsres; HRESULT hres; TRACE("(%p)->(%d %p %p)\n", This, celt, rgVar, pCeltFetched); len = get_enum_len(This); while(This->iter+fetched < len && fetched < celt) { nsres = nsIDOMNodeList_Item(This->col->nslist, This->iter+fetched, &nsnode); assert(nsres == NS_OK); hres = get_node(This->col->doc, nsnode, TRUE, &node); nsIDOMNode_Release(nsnode); if(FAILED(hres)) { ERR("get_node failed: %08x\n", hres); break; } V_VT(rgVar+fetched) = VT_DISPATCH; IHTMLDOMNode_AddRef(&node->IHTMLDOMNode_iface); V_DISPATCH(rgVar+fetched) = (IDispatch*)&node->IHTMLDOMNode_iface; fetched++; } This->iter += fetched; if(pCeltFetched) *pCeltFetched = fetched; return fetched == celt ? S_OK : S_FALSE; }
static void remove_child_attr(nsIDOMElement *elem, LPCWSTR tag, nsAString *attr_str) { cpp_bool has_children; UINT32 child_cnt, i; nsIDOMNode *child_node; nsIDOMNodeList *node_list; UINT16 node_type; nsIDOMElement_HasChildNodes(elem, &has_children); if(!has_children) return; nsIDOMElement_GetChildNodes(elem, &node_list); nsIDOMNodeList_GetLength(node_list, &child_cnt); for(i=0; i<child_cnt; i++) { nsIDOMNodeList_Item(node_list, i, &child_node); nsIDOMNode_GetNodeType(child_node, &node_type); if(node_type == ELEMENT_NODE) { nsIDOMElement *child_elem; nsAString tag_str; const PRUnichar *ctag; nsIDOMNode_QueryInterface(child_node, &IID_nsIDOMElement, (void**)&child_elem); nsAString_Init(&tag_str, NULL); nsIDOMElement_GetTagName(child_elem, &tag_str); nsAString_GetData(&tag_str, &ctag); if(!strcmpiW(ctag, tag)) /* FIXME: remove node if there are no more attributes */ nsIDOMElement_RemoveAttribute(child_elem, attr_str); nsAString_Finish(&tag_str); remove_child_attr(child_elem, tag, attr_str); nsIDOMElement_Release(child_elem); } nsIDOMNode_Release(child_node); } nsIDOMNodeList_Release(node_list); }
static void create_all_list(HTMLDocumentNode *doc, HTMLDOMNode *elem, elem_vector_t *buf) { nsIDOMNodeList *nsnode_list; nsIDOMNode *iter; UINT32 list_len = 0, i; nsresult nsres; HRESULT hres; nsres = nsIDOMNode_GetChildNodes(elem->nsnode, &nsnode_list); if(NS_FAILED(nsres)) { ERR("GetChildNodes failed: %08x\n", nsres); return; } nsIDOMNodeList_GetLength(nsnode_list, &list_len); if(!list_len) return; for(i=0; i<list_len; i++) { nsres = nsIDOMNodeList_Item(nsnode_list, i, &iter); if(NS_FAILED(nsres)) { ERR("Item failed: %08x\n", nsres); continue; } if(is_elem_node(iter)) { HTMLDOMNode *node; hres = get_node(doc, iter, TRUE, &node); if(FAILED(hres)) { FIXME("get_node failed: %08x\n", hres); continue; } elem_vector_add(buf, elem_from_HTMLDOMNode(node)); create_all_list(doc, node, buf); } } }
HRESULT get_doc_elem_by_id(HTMLDocumentNode *doc, const WCHAR *id, HTMLElement **ret) { nsIDOMNodeList *nsnode_list; nsIDOMElement *nselem; nsIDOMNode *nsnode; nsAString id_str; nsresult nsres; HRESULT hres; if(!doc->nsdoc) { WARN("NULL nsdoc\n"); return E_UNEXPECTED; } nsAString_InitDepend(&id_str, id); /* get element by id attribute */ nsres = nsIDOMHTMLDocument_GetElementById(doc->nsdoc, &id_str, &nselem); if(FAILED(nsres)) { ERR("GetElementById failed: %08x\n", nsres); nsAString_Finish(&id_str); return E_FAIL; } /* get first element by name attribute */ nsres = nsIDOMHTMLDocument_GetElementsByName(doc->nsdoc, &id_str, &nsnode_list); nsAString_Finish(&id_str); if(FAILED(nsres)) { ERR("getElementsByName failed: %08x\n", nsres); if(nselem) nsIDOMElement_Release(nselem); return E_FAIL; } nsres = nsIDOMNodeList_Item(nsnode_list, 0, &nsnode); nsIDOMNodeList_Release(nsnode_list); assert(nsres == NS_OK); if(nsnode && nselem) { UINT16 pos; nsres = nsIDOMNode_CompareDocumentPosition(nsnode, (nsIDOMNode*)nselem, &pos); if(NS_FAILED(nsres)) { FIXME("CompareDocumentPosition failed: 0x%08x\n", nsres); nsIDOMNode_Release(nsnode); nsIDOMElement_Release(nselem); return E_FAIL; } TRACE("CompareDocumentPosition gave: 0x%x\n", pos); if(!(pos & (DOCUMENT_POSITION_PRECEDING | DOCUMENT_POSITION_CONTAINS))) { nsIDOMElement_Release(nselem); nselem = NULL; } } if(nsnode) { if(!nselem) { nsres = nsIDOMNode_QueryInterface(nsnode, &IID_nsIDOMElement, (void**)&nselem); assert(nsres == NS_OK); } nsIDOMNode_Release(nsnode); } if(!nselem) { *ret = NULL; return S_OK; } hres = get_elem(doc, nselem, ret); nsIDOMElement_Release(nselem); return hres; }
static HRESULT WINAPI HTMLDocument3_getElementById(IHTMLDocument3 *iface, BSTR v, IHTMLElement **pel) { HTMLDocument *This = HTMLDOC3_THIS(iface); nsIDOMElement *nselem; HTMLDOMNode *node; nsIDOMNode *nsnode, *nsnode_by_id, *nsnode_by_name; nsIDOMNodeList *nsnode_list; nsAString id_str; nsresult nsres; TRACE("(%p)->(%s %p)\n", This, debugstr_w(v), pel); if(!This->doc_node->nsdoc) { WARN("NULL nsdoc\n"); return E_UNEXPECTED; } nsAString_InitDepend(&id_str, v); /* get element by id attribute */ nsres = nsIDOMHTMLDocument_GetElementById(This->doc_node->nsdoc, &id_str, &nselem); if(FAILED(nsres)) { ERR("GetElementById failed: %08x\n", nsres); nsAString_Finish(&id_str); return E_FAIL; } nsnode_by_id = (nsIDOMNode*)nselem; /* get first element by name attribute */ nsres = nsIDOMHTMLDocument_GetElementsByName(This->doc_node->nsdoc, &id_str, &nsnode_list); nsAString_Finish(&id_str); if(FAILED(nsres)) { ERR("getElementsByName failed: %08x\n", nsres); if(nsnode_by_id) nsIDOMNode_Release(nsnode_by_id); return E_FAIL; } nsIDOMNodeList_Item(nsnode_list, 0, &nsnode_by_name); nsIDOMNodeList_Release(nsnode_list); if(nsnode_by_name && nsnode_by_id) { nsIDOM3Node *node3; PRUint16 pos; nsres = nsIDOMNode_QueryInterface(nsnode_by_name, &IID_nsIDOM3Node, (void**)&node3); if(NS_FAILED(nsres)) { FIXME("failed to get nsIDOM3Node interface: 0x%08x\n", nsres); nsIDOMNode_Release(nsnode_by_name); nsIDOMNode_Release(nsnode_by_id); return E_FAIL; } nsres = nsIDOM3Node_CompareDocumentPosition(node3, nsnode_by_id, &pos); nsIDOM3Node_Release(node3); if(NS_FAILED(nsres)) { FIXME("nsIDOM3Node_CompareDocumentPosition failed: 0x%08x\n", nsres); nsIDOMNode_Release(nsnode_by_name); nsIDOMNode_Release(nsnode_by_id); return E_FAIL; } TRACE("CompareDocumentPosition gave: 0x%x\n", pos); if(pos & PRECEDING || pos & CONTAINS) { nsnode = nsnode_by_id; nsIDOMNode_Release(nsnode_by_name); }else { nsnode = nsnode_by_name; nsIDOMNode_Release(nsnode_by_id); } }else nsnode = nsnode_by_name ? nsnode_by_name : nsnode_by_id; if(nsnode) { node = get_node(This->doc_node, nsnode, TRUE); nsIDOMNode_Release(nsnode); IHTMLDOMNode_QueryInterface(HTMLDOMNODE(node), &IID_IHTMLElement, (void**)pel); }else { *pel = NULL; } return S_OK; }