2 * Copyright 2006-2008 Jacek Caban for CodeWeavers
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
28 #include "wine/debug.h"
30 #include "mshtml_private.h"
32 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
36 const IHTMLElementCollectionVtbl *lpHTMLElementCollectionVtbl;
43 } HTMLElementCollection;
45 #define HTMLELEMCOL(x) ((IHTMLElementCollection*) &(x)->lpHTMLElementCollectionVtbl)
53 static IHTMLElementCollection *HTMLElementCollection_Create(IUnknown *ref_unk,
54 HTMLElement **elems, DWORD len);
56 static void elem_vector_add(elem_vector_t *buf, HTMLElement *elem)
58 if(buf->len == buf->size) {
60 buf->buf = heap_realloc(buf->buf, buf->size*sizeof(HTMLElement**));
63 buf->buf[buf->len++] = elem;
66 static void elem_vector_normalize(elem_vector_t *buf)
71 }else if(buf->size > buf->len) {
72 buf->buf = heap_realloc(buf->buf, buf->len*sizeof(HTMLElement**));
78 static inline BOOL is_elem_node(nsIDOMNode *node)
82 nsIDOMNode_GetNodeType(node, &type);
84 return type == ELEMENT_NODE || type == COMMENT_NODE;
87 #define ELEMCOL_THIS(iface) DEFINE_THIS(HTMLElementCollection, HTMLElementCollection, iface)
88 #define HTMLELEM_NODE_THIS(iface) DEFINE_THIS2(HTMLElement, node, iface)
90 static HRESULT WINAPI HTMLElementCollection_QueryInterface(IHTMLElementCollection *iface,
91 REFIID riid, void **ppv)
93 HTMLElementCollection *This = ELEMCOL_THIS(iface);
97 if(IsEqualGUID(&IID_IUnknown, riid)) {
98 TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
99 *ppv = HTMLELEMCOL(This);
100 }else if(IsEqualGUID(&IID_IHTMLElementCollection, riid)) {
101 TRACE("(%p)->(IID_IHTMLElementCollection %p)\n", This, ppv);
102 *ppv = HTMLELEMCOL(This);
103 }else if(dispex_query_interface(&This->dispex, riid, ppv)) {
104 return *ppv ? S_OK : E_NOINTERFACE;
108 IHTMLElementCollection_AddRef(HTMLELEMCOL(This));
112 FIXME("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
113 return E_NOINTERFACE;
116 static ULONG WINAPI HTMLElementCollection_AddRef(IHTMLElementCollection *iface)
118 HTMLElementCollection *This = ELEMCOL_THIS(iface);
119 LONG ref = InterlockedIncrement(&This->ref);
121 TRACE("(%p) ref=%d\n", This, ref);
126 static ULONG WINAPI HTMLElementCollection_Release(IHTMLElementCollection *iface)
128 HTMLElementCollection *This = ELEMCOL_THIS(iface);
129 LONG ref = InterlockedDecrement(&This->ref);
131 TRACE("(%p) ref=%d\n", This, ref);
134 IUnknown_Release(This->ref_unk);
135 heap_free(This->elems);
142 static HRESULT WINAPI HTMLElementCollection_GetTypeInfoCount(IHTMLElementCollection *iface,
145 HTMLElementCollection *This = ELEMCOL_THIS(iface);
146 return IDispatchEx_GetTypeInfoCount(DISPATCHEX(&This->dispex), pctinfo);
149 static HRESULT WINAPI HTMLElementCollection_GetTypeInfo(IHTMLElementCollection *iface,
150 UINT iTInfo, LCID lcid, ITypeInfo **ppTInfo)
152 HTMLElementCollection *This = ELEMCOL_THIS(iface);
153 return IDispatchEx_GetTypeInfo(DISPATCHEX(&This->dispex), iTInfo, lcid, ppTInfo);
156 static HRESULT WINAPI HTMLElementCollection_GetIDsOfNames(IHTMLElementCollection *iface,
157 REFIID riid, LPOLESTR *rgszNames, UINT cNames, LCID lcid, DISPID *rgDispId)
159 HTMLElementCollection *This = ELEMCOL_THIS(iface);
160 return IDispatchEx_GetIDsOfNames(DISPATCHEX(&This->dispex), riid, rgszNames, cNames, lcid, rgDispId);
163 static HRESULT WINAPI HTMLElementCollection_Invoke(IHTMLElementCollection *iface,
164 DISPID dispIdMember, REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
165 VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
167 HTMLElementCollection *This = ELEMCOL_THIS(iface);
168 return IDispatchEx_Invoke(DISPATCHEX(&This->dispex), dispIdMember, riid, lcid,
169 wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
172 static HRESULT WINAPI HTMLElementCollection_toString(IHTMLElementCollection *iface,
175 HTMLElementCollection *This = ELEMCOL_THIS(iface);
176 FIXME("(%p)->(%p)\n", This, String);
180 static HRESULT WINAPI HTMLElementCollection_put_length(IHTMLElementCollection *iface,
183 HTMLElementCollection *This = ELEMCOL_THIS(iface);
184 FIXME("(%p)->(%d)\n", This, v);
188 static HRESULT WINAPI HTMLElementCollection_get_length(IHTMLElementCollection *iface,
191 HTMLElementCollection *This = ELEMCOL_THIS(iface);
193 TRACE("(%p)->(%p)\n", This, p);
199 static HRESULT WINAPI HTMLElementCollection_get__newEnum(IHTMLElementCollection *iface,
202 HTMLElementCollection *This = ELEMCOL_THIS(iface);
203 FIXME("(%p)->(%p)\n", This, p);
207 static BOOL is_elem_name(HTMLElement *elem, LPCWSTR name)
209 const PRUnichar *str;
210 nsAString nsstr, nsname;
214 static const PRUnichar nameW[] = {'n','a','m','e',0};
219 nsAString_Init(&nsstr, NULL);
220 nsIDOMHTMLElement_GetId(elem->nselem, &nsstr);
221 nsAString_GetData(&nsstr, &str);
222 if(!strcmpiW(str, name)) {
223 nsAString_Finish(&nsstr);
227 nsAString_Init(&nsname, nameW);
228 nsres = nsIDOMHTMLElement_GetAttribute(elem->nselem, &nsname, &nsstr);
229 nsAString_Finish(&nsname);
230 if(NS_SUCCEEDED(nsres)) {
231 nsAString_GetData(&nsstr, &str);
232 ret = !strcmpiW(str, name);
235 nsAString_Finish(&nsstr);
239 static HRESULT get_item_idx(HTMLElementCollection *This, UINT idx, IDispatch **ret)
241 if(idx < This->len) {
242 *ret = (IDispatch*)This->elems[idx];
243 IDispatch_AddRef(*ret);
249 static HRESULT WINAPI HTMLElementCollection_item(IHTMLElementCollection *iface,
250 VARIANT name, VARIANT index, IDispatch **pdisp)
252 HTMLElementCollection *This = ELEMCOL_THIS(iface);
255 TRACE("(%p)->(%s %s %p)\n", This, debugstr_variant(&name), debugstr_variant(&index), pdisp);
259 switch(V_VT(&name)) {
263 hres = get_item_idx(This, V_I4(&name), pdisp);
267 hres = get_item_idx(This, V_UINT(&name), pdisp);
273 if(V_VT(&index) == VT_I4) {
274 LONG idx = V_I4(&index);
279 for(i=0; i<This->len; i++) {
280 if(is_elem_name(This->elems[i], V_BSTR(&name)) && !idx--)
285 *pdisp = (IDispatch*)HTMLELEM(This->elems[i]);
286 IDispatch_AddRef(*pdisp);
289 elem_vector_t buf = {NULL, 0, 8};
291 buf.buf = heap_alloc(buf.size*sizeof(HTMLElement*));
293 for(i=0; i<This->len; i++) {
294 if(is_elem_name(This->elems[i], V_BSTR(&name)))
295 elem_vector_add(&buf, This->elems[i]);
299 elem_vector_normalize(&buf);
300 *pdisp = (IDispatch*)HTMLElementCollection_Create(This->ref_unk, buf.buf, buf.len);
303 *pdisp = (IDispatch*)HTMLELEM(buf.buf[0]);
304 IDispatch_AddRef(*pdisp);
314 FIXME("Unsupported name %s\n", debugstr_variant(&name));
319 TRACE("returning %p\n", *pdisp);
323 static HRESULT WINAPI HTMLElementCollection_tags(IHTMLElementCollection *iface,
324 VARIANT tagName, IDispatch **pdisp)
326 HTMLElementCollection *This = ELEMCOL_THIS(iface);
329 const PRUnichar *tag;
330 elem_vector_t buf = {NULL, 0, 8};
332 if(V_VT(&tagName) != VT_BSTR) {
333 WARN("Invalid arg\n");
334 return DISP_E_MEMBERNOTFOUND;
337 TRACE("(%p)->(%s %p)\n", This, debugstr_w(V_BSTR(&tagName)), pdisp);
339 buf.buf = heap_alloc(buf.size*sizeof(HTMLElement*));
341 nsAString_Init(&tag_str, NULL);
343 for(i=0; i<This->len; i++) {
344 if(!This->elems[i]->nselem)
347 nsIDOMElement_GetTagName(This->elems[i]->nselem, &tag_str);
348 nsAString_GetData(&tag_str, &tag);
350 if(CompareStringW(LOCALE_SYSTEM_DEFAULT, NORM_IGNORECASE, tag, -1,
351 V_BSTR(&tagName), -1) == CSTR_EQUAL)
352 elem_vector_add(&buf, This->elems[i]);
355 nsAString_Finish(&tag_str);
356 elem_vector_normalize(&buf);
358 TRACE("fount %d tags\n", buf.len);
360 *pdisp = (IDispatch*)HTMLElementCollection_Create(This->ref_unk, buf.buf, buf.len);
364 #define DISPID_ELEMCOL_0 MSHTML_DISPID_CUSTOM_MIN
366 static HRESULT HTMLElementCollection_get_dispid(IUnknown *iface, BSTR name, DWORD flags, DISPID *dispid)
368 HTMLElementCollection *This = ELEMCOL_THIS(iface);
373 return DISP_E_UNKNOWNNAME;
375 for(ptr = name; *ptr && isdigitW(*ptr); ptr++)
376 idx = idx*10 + (*ptr-'0');
378 if(*ptr || idx >= This->len)
379 return DISP_E_UNKNOWNNAME;
381 *dispid = DISPID_ELEMCOL_0 + idx;
382 TRACE("ret %x\n", *dispid);
386 static HRESULT HTMLElementCollection_invoke(IUnknown *iface, DISPID id, LCID lcid, WORD flags, DISPPARAMS *params,
387 VARIANT *res, EXCEPINFO *ei, IServiceProvider *caller)
389 HTMLElementCollection *This = ELEMCOL_THIS(iface);
392 TRACE("(%p)->(%x %x %x %p %p %p %p)\n", This, id, lcid, flags, params, res, ei, caller);
394 idx = id - DISPID_ELEMCOL_0;
396 return DISP_E_UNKNOWNNAME;
399 case INVOKE_PROPERTYGET:
400 V_VT(res) = VT_DISPATCH;
401 V_DISPATCH(res) = (IDispatch*)HTMLELEM(This->elems[idx]);
402 IHTMLElement_AddRef(HTMLELEM(This->elems[idx]));
405 FIXME("unimplemented flags %x\n", flags);
414 static const IHTMLElementCollectionVtbl HTMLElementCollectionVtbl = {
415 HTMLElementCollection_QueryInterface,
416 HTMLElementCollection_AddRef,
417 HTMLElementCollection_Release,
418 HTMLElementCollection_GetTypeInfoCount,
419 HTMLElementCollection_GetTypeInfo,
420 HTMLElementCollection_GetIDsOfNames,
421 HTMLElementCollection_Invoke,
422 HTMLElementCollection_toString,
423 HTMLElementCollection_put_length,
424 HTMLElementCollection_get_length,
425 HTMLElementCollection_get__newEnum,
426 HTMLElementCollection_item,
427 HTMLElementCollection_tags
430 static const dispex_static_data_vtbl_t HTMLElementColection_dispex_vtbl = {
431 HTMLElementCollection_get_dispid,
432 HTMLElementCollection_invoke
435 static const tid_t HTMLElementCollection_iface_tids[] = {
436 IHTMLElementCollection_tid,
439 static dispex_static_data_t HTMLElementCollection_dispex = {
440 &HTMLElementColection_dispex_vtbl,
441 DispHTMLElementCollection_tid,
443 HTMLElementCollection_iface_tids
446 static void create_all_list(HTMLDocument *doc, HTMLDOMNode *elem, elem_vector_t *buf)
448 nsIDOMNodeList *nsnode_list;
450 PRUint32 list_len = 0, i;
453 nsres = nsIDOMNode_GetChildNodes(elem->nsnode, &nsnode_list);
454 if(NS_FAILED(nsres)) {
455 ERR("GetChildNodes failed: %08x\n", nsres);
459 nsIDOMNodeList_GetLength(nsnode_list, &list_len);
463 for(i=0; i<list_len; i++) {
464 nsres = nsIDOMNodeList_Item(nsnode_list, i, &iter);
465 if(NS_FAILED(nsres)) {
466 ERR("Item failed: %08x\n", nsres);
470 if(is_elem_node(iter)) {
471 HTMLDOMNode *node = get_node(doc, iter, TRUE);
473 elem_vector_add(buf, HTMLELEM_NODE_THIS(node));
474 create_all_list(doc, node, buf);
479 IHTMLElementCollection *create_all_collection(HTMLDOMNode *node, BOOL include_root)
481 elem_vector_t buf = {NULL, 0, 8};
483 buf.buf = heap_alloc(buf.size*sizeof(HTMLElement**));
486 elem_vector_add(&buf, HTMLELEM_NODE_THIS(node));
487 create_all_list(node->doc, node, &buf);
488 elem_vector_normalize(&buf);
490 return HTMLElementCollection_Create((IUnknown*)HTMLDOMNODE(node), buf.buf, buf.len);
493 IHTMLElementCollection *create_collection_from_nodelist(HTMLDocument *doc, IUnknown *unk, nsIDOMNodeList *nslist)
495 PRUint32 length = 0, i;
498 nsIDOMNodeList_GetLength(nslist, &length);
505 buf.buf = heap_alloc(buf.size*sizeof(HTMLElement*));
507 for(i=0; i<length; i++) {
508 nsIDOMNodeList_Item(nslist, i, &nsnode);
509 if(is_elem_node(nsnode))
510 buf.buf[buf.len++] = HTMLELEM_NODE_THIS(get_node(doc, nsnode, TRUE));
511 nsIDOMNode_Release(nsnode);
514 elem_vector_normalize(&buf);
519 return HTMLElementCollection_Create(unk, buf.buf, buf.len);
522 IHTMLElementCollection *create_collection_from_htmlcol(HTMLDocument *doc, IUnknown *unk, nsIDOMHTMLCollection *nscol)
524 PRUint32 length = 0, i;
527 nsIDOMHTMLCollection_GetLength(nscol, &length);
529 buf.len = buf.size = length;
533 buf.buf = heap_alloc(buf.size*sizeof(HTMLElement*));
535 for(i=0; i<length; i++) {
536 nsIDOMHTMLCollection_Item(nscol, i, &nsnode);
537 buf.buf[i] = HTMLELEM_NODE_THIS(get_node(doc, nsnode, TRUE));
538 nsIDOMNode_Release(nsnode);
544 return HTMLElementCollection_Create(unk, buf.buf, buf.len);
547 static IHTMLElementCollection *HTMLElementCollection_Create(IUnknown *ref_unk,
548 HTMLElement **elems, DWORD len)
550 HTMLElementCollection *ret = heap_alloc_zero(sizeof(HTMLElementCollection));
552 ret->lpHTMLElementCollectionVtbl = &HTMLElementCollectionVtbl;
557 init_dispex(&ret->dispex, (IUnknown*)HTMLELEMCOL(ret), &HTMLElementCollection_dispex);
559 IUnknown_AddRef(ref_unk);
560 ret->ref_unk = ref_unk;
562 TRACE("ret=%p len=%d\n", ret, len);
564 return HTMLELEMCOL(ret);