dlls/mshtml/htmlnode.c

   1 /*
   2  * Copyright 2006 Jacek Caban for CodeWeavers
   3  *
   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.
   8  *
   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.
  13  *
  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
  17  */
  18
  19 #include "config.h"
  20
  21 #include <stdarg.h>
  22 #include <stdio.h>
  23
  24 #define COBJMACROS
  25
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winuser.h"
  29 #include "winnls.h"
  30 #include "ole2.h"
  31
  32 #include "wine/debug.h"
  33
  34 #include "mshtml_private.h"
  35
  36 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
  37
  38 #define NSSUPPORTS(x)  ((nsISupports*)  &(x)->lpSupportsVtbl)
  39
  40 #define HTMLDOMNODE_THIS(iface) DEFINE_THIS(HTMLDOMNode, HTMLDOMNode, iface)
  41
  42 static HRESULT WINAPI HTMLDOMNode_QueryInterface(IHTMLDOMNode *iface,
  43                                                  REFIID riid, void **ppv)
  44 {
  45     HTMLDOMNode *This = HTMLDOMNODE_THIS(iface);
  46     HRESULT hres;
  47
  48     if(This->impl.unk)
  49         return IUnknown_QueryInterface(This->impl.unk, riid, ppv);
  50
  51     hres = HTMLDOMNode_QI(This, riid, ppv);
  52     if(FAILED(hres))
  53         WARN("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
  54
  55     return hres;
  56 }
  57
  58 static ULONG WINAPI HTMLDOMNode_AddRef(IHTMLDOMNode *iface)
  59 {
  60     HTMLDOMNode *This = HTMLDOMNODE_THIS(iface);
  61
  62     if(This->impl.unk)
  63         return IUnknown_AddRef(This->impl.unk);
  64
  65     TRACE("(%p)\n", This);
  66     return IHTMLDocument2_AddRef(HTMLDOC(This->doc));
  67 }
  68
  69 static ULONG WINAPI HTMLDOMNode_Release(IHTMLDOMNode *iface)
  70 {
  71     HTMLDOMNode *This = HTMLDOMNODE_THIS(iface);
  72
  73     if(This->impl.unk)
  74         return IUnknown_Release(This->impl.unk);
  75
  76     TRACE("(%p)\n", This);
  77     return IHTMLDocument2_Release(HTMLDOC(This->doc));
  78 }
  79
  80 static HRESULT WINAPI HTMLDOMNode_GetTypeInfoCount(IHTMLDOMNode *iface, UINT *pctinfo)
  81 {
  82     HTMLDOMNode *This = HTMLDOMNODE_THIS(iface);
  83     FIXME("(%p)->(%p)\n", This, pctinfo);
  84     return E_NOTIMPL;
  85 }
  86
  87 static HRESULT WINAPI HTMLDOMNode_GetTypeInfo(IHTMLDOMNode *iface, UINT iTInfo,
  88                                               LCID lcid, ITypeInfo **ppTInfo)
  89 {
  90     HTMLDOMNode *This = HTMLDOMNODE_THIS(iface);
  91     FIXME("(%p)->(%u %u %p)\n", This, iTInfo, lcid, ppTInfo);
  92     return E_NOTIMPL;
  93 }
  94
  95 static HRESULT WINAPI HTMLDOMNode_GetIDsOfNames(IHTMLDOMNode *iface, REFIID riid,
  96                                                 LPOLESTR *rgszNames, UINT cNames,
  97                                                 LCID lcid, DISPID *rgDispId)
  98 {
  99     HTMLDOMNode *This = HTMLDOMNODE_THIS(iface);
 100     FIXME("(%p)->(%s %p %u %u %p)\n", This, debugstr_guid(riid), rgszNames, cNames,
 101                                         lcid, rgDispId);
 102     return E_NOTIMPL;
 103 }
 104
 105 static HRESULT WINAPI HTMLDOMNode_Invoke(IHTMLDOMNode *iface, DISPID dispIdMember,
 106                             REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
 107                             VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
 108 {
 109     HTMLDOMNode *This = HTMLDOMNODE_THIS(iface);
 110     FIXME("(%p)->(%d %s %d %d %p %p %p %p)\n", This, dispIdMember, debugstr_guid(riid),
 111             lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
 112     return E_NOTIMPL;
 113 }
 114
 115 static HRESULT WINAPI HTMLDOMNode_get_nodeType(IHTMLDOMNode *iface, long *p)
 116 {
 117     HTMLDOMNode *This = HTMLDOMNODE_THIS(iface);
 118     FIXME("(%p)->(%p)\n", This, p);
 119     return E_NOTIMPL;
 120 }
 121
 122 static HRESULT WINAPI HTMLDOMNode_get_parentNode(IHTMLDOMNode *iface, IHTMLDOMNode **p)
 123 {
 124     HTMLDOMNode *This = HTMLDOMNODE_THIS(iface);
 125     FIXME("(%p)->(%p)\n", This, p);
 126     return E_NOTIMPL;
 127 }
 128
 129 static HRESULT WINAPI HTMLDOMNode_hasChildNodes(IHTMLDOMNode *iface, VARIANT_BOOL *fChildren)
 130 {
 131     HTMLDOMNode *This = HTMLDOMNODE_THIS(iface);
 132     FIXME("(%p)->(%p)\n", This, fChildren);
 133     return E_NOTIMPL;
 134 }
 135
 136 static HRESULT WINAPI HTMLDOMNode_get_childNodes(IHTMLDOMNode *iface, IDispatch **p)
 137 {
 138     HTMLDOMNode *This = HTMLDOMNODE_THIS(iface);
 139     FIXME("(%p)->(%p)\n", This, p);
 140     return E_NOTIMPL;
 141 }
 142
 143 static HRESULT WINAPI HTMLDOMNode_get_attributes(IHTMLDOMNode *iface, IDispatch **p)
 144 {
 145     HTMLDOMNode *This = HTMLDOMNODE_THIS(iface);
 146     FIXME("(%p)->(%p)\n", This, p);
 147     return E_NOTIMPL;
 148 }
 149
 150 static HRESULT WINAPI HTMLDOMNode_insertBefore(IHTMLDOMNode *iface, IHTMLDOMNode *newChild,
 151                                                VARIANT refChild, IHTMLDOMNode **node)
 152 {
 153     HTMLDOMNode *This = HTMLDOMNODE_THIS(iface);
 154     FIXME("(%p)->(%p v %p)\n", This, newChild, node);
 155     return E_NOTIMPL;
 156 }
 157
 158 static HRESULT WINAPI HTMLDOMNode_removeChild(IHTMLDOMNode *iface, IHTMLDOMNode *newChild,
 159                                               IHTMLDOMNode **node)
 160 {
 161     HTMLDOMNode *This = HTMLDOMNODE_THIS(iface);
 162     FIXME("(%p)->(%p %p)\n", This, newChild, node);
 163     return E_NOTIMPL;
 164 }
 165
 166 static HRESULT WINAPI HTMLDOMNode_replaceChild(IHTMLDOMNode *iface, IHTMLDOMNode *newChild,
 167                                                IHTMLDOMNode *oldChild, IHTMLDOMNode **node)
 168 {
 169     HTMLDOMNode *This = HTMLDOMNODE_THIS(iface);
 170     FIXME("(%p)->(%p %p %p)\n", This, newChild, oldChild, node);
 171     return E_NOTIMPL;
 172 }
 173
 174 static HRESULT WINAPI HTMLDOMNode_cloneNode(IHTMLDOMNode *iface, VARIANT_BOOL fDeep,
 175                                             IHTMLDOMNode **clonedNode)
 176 {
 177     HTMLDOMNode *This = HTMLDOMNODE_THIS(iface);
 178     FIXME("(%p)->(%x %p)\n", This, fDeep, clonedNode);
 179     return E_NOTIMPL;
 180 }
 181
 182 static HRESULT WINAPI HTMLDOMNode_removeNode(IHTMLDOMNode *iface, VARIANT_BOOL fDeep,
 183                                              IHTMLDOMNode **removed)
 184 {
 185     HTMLDOMNode *This = HTMLDOMNODE_THIS(iface);
 186     FIXME("(%p)->(%x %p)\n", This, fDeep, removed);
 187     return E_NOTIMPL;
 188 }
 189
 190 static HRESULT WINAPI HTMLDOMNode_swapNode(IHTMLDOMNode *iface, IHTMLDOMNode *otherNode,
 191                                            IHTMLDOMNode **swappedNode)
 192 {
 193     HTMLDOMNode *This = HTMLDOMNODE_THIS(iface);
 194     FIXME("(%p)->(%p %p)\n", This, otherNode, swappedNode);
 195     return E_NOTIMPL;
 196 }
 197
 198 static HRESULT WINAPI HTMLDOMNode_replaceNode(IHTMLDOMNode *iface, IHTMLDOMNode *replacement,
 199                                               IHTMLDOMNode **replaced)
 200 {
 201     HTMLDOMNode *This = HTMLDOMNODE_THIS(iface);
 202     FIXME("(%p)->(%p %p)\n", This, replacement, replaced);
 203     return E_NOTIMPL;
 204 }
 205
 206 static HRESULT WINAPI HTMLDOMNode_appendChild(IHTMLDOMNode *iface, IHTMLDOMNode *newChild,
 207                                               IHTMLDOMNode **node)
 208 {
 209     HTMLDOMNode *This = HTMLDOMNODE_THIS(iface);
 210     FIXME("(%p)->(%p %p)\n", This, newChild, node);
 211     return E_NOTIMPL;
 212 }
 213
 214 static HRESULT WINAPI HTMLDOMNode_get_nodeName(IHTMLDOMNode *iface, BSTR *p)
 215 {
 216     HTMLDOMNode *This = HTMLDOMNODE_THIS(iface);
 217
 218     TRACE("(%p)->(%p)\n", This, p);
 219
 220     *p = NULL;
 221
 222     if(This->nsnode) {
 223         nsAString name_str;
 224         const PRUnichar *name;
 225         nsresult nsres;
 226
 227         nsAString_Init(&name_str, NULL);
 228         nsres = nsIDOMNode_GetNodeName(This->nsnode, &name_str);
 229
 230         if(NS_SUCCEEDED(nsres)) {
 231             nsAString_GetData(&name_str, &name, NULL);
 232             *p = SysAllocString(name);
 233         }else {
 234             ERR("GetNodeName failed: %08x\n", nsres);
 235         }
 236
 237         nsAString_Finish(&name_str);
 238     }
 239
 240     return S_OK;
 241 }
 242
 243 static HRESULT WINAPI HTMLDOMNode_put_nodeValue(IHTMLDOMNode *iface, VARIANT v)
 244 {
 245     HTMLDOMNode *This = HTMLDOMNODE_THIS(iface);
 246     FIXME("(%p)->()\n", This);
 247     return E_NOTIMPL;
 248 }
 249
 250 static HRESULT WINAPI HTMLDOMNode_get_nodeValue(IHTMLDOMNode *iface, VARIANT *p)
 251 {
 252     HTMLDOMNode *This = HTMLDOMNODE_THIS(iface);
 253     FIXME("(%p)->(%p)\n", This, p);
 254     return E_NOTIMPL;
 255 }
 256
 257 static HRESULT WINAPI HTMLDOMNode_get_firstChild(IHTMLDOMNode *iface, IHTMLDOMNode **p)
 258 {
 259     HTMLDOMNode *This = HTMLDOMNODE_THIS(iface);
 260     FIXME("(%p)->(%p)\n", This, p);
 261     return E_NOTIMPL;
 262 }
 263
 264 static HRESULT WINAPI HTMLDOMNode_get_lastChild(IHTMLDOMNode *iface, IHTMLDOMNode **p)
 265 {
 266     HTMLDOMNode *This = HTMLDOMNODE_THIS(iface);
 267     FIXME("(%p)->(%p)\n", This, p);
 268     return E_NOTIMPL;
 269 }
 270
 271 static HRESULT WINAPI HTMLDOMNode_get_previousSibling(IHTMLDOMNode *iface, IHTMLDOMNode **p)
 272 {
 273     HTMLDOMNode *This = HTMLDOMNODE_THIS(iface);
 274     FIXME("(%p)->(%p)\n", This, p);
 275     return E_NOTIMPL;
 276 }
 277
 278 static HRESULT WINAPI HTMLDOMNode_get_nextSibling(IHTMLDOMNode *iface, IHTMLDOMNode **p)
 279 {
 280     HTMLDOMNode *This = HTMLDOMNODE_THIS(iface);
 281     FIXME("(%p)->(%p)\n", This, p);
 282     return E_NOTIMPL;
 283 }
 284
 285 static const IHTMLDOMNodeVtbl HTMLDOMNodeVtbl = {
 286     HTMLDOMNode_QueryInterface,
 287     HTMLDOMNode_AddRef,
 288     HTMLDOMNode_Release,
 289     HTMLDOMNode_GetTypeInfoCount,
 290     HTMLDOMNode_GetTypeInfo,
 291     HTMLDOMNode_GetIDsOfNames,
 292     HTMLDOMNode_Invoke,
 293     HTMLDOMNode_get_nodeType,
 294     HTMLDOMNode_get_parentNode,
 295     HTMLDOMNode_hasChildNodes,
 296     HTMLDOMNode_get_childNodes,
 297     HTMLDOMNode_get_attributes,
 298     HTMLDOMNode_insertBefore,
 299     HTMLDOMNode_removeChild,
 300     HTMLDOMNode_replaceChild,
 301     HTMLDOMNode_cloneNode,
 302     HTMLDOMNode_removeNode,
 303     HTMLDOMNode_swapNode,
 304     HTMLDOMNode_replaceNode,
 305     HTMLDOMNode_appendChild,
 306     HTMLDOMNode_get_nodeName,
 307     HTMLDOMNode_put_nodeValue,
 308     HTMLDOMNode_get_nodeValue,
 309     HTMLDOMNode_get_firstChild,
 310     HTMLDOMNode_get_lastChild,
 311     HTMLDOMNode_get_previousSibling,
 312     HTMLDOMNode_get_nextSibling
 313 };
 314
 315 HRESULT HTMLDOMNode_QI(HTMLDOMNode *This, REFIID riid, void **ppv)
 316 {
 317     *ppv = NULL;
 318
 319     if(IsEqualGUID(&IID_IUnknown, riid)) {
 320         TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
 321         *ppv = HTMLDOMNODE(This);
 322     }else if(IsEqualGUID(&IID_IDispatch, riid)) {
 323         TRACE("(%p)->(IID_IDispatch %p)\n", This, ppv);
 324         *ppv = HTMLDOMNODE(This);
 325     }else if(IsEqualGUID(&IID_IHTMLDOMNode, riid)) {
 326         TRACE("(%p)->(IID_IHTMLDOMNode %p)\n", This, ppv);
 327         *ppv = HTMLDOMNODE(This);
 328     }
 329
 330     if(*ppv) {
 331         IUnknown_AddRef((IUnknown*)*ppv);
 332         return S_OK;
 333     }
 334
 335     return E_NOINTERFACE;
 336 }
 337
 338 /*
 339  * FIXME
 340  * List looks really ugly here. We should use a better data structure or
 341  * (better) find a way to store HTMLDOMelement poiner in nsIDOMNode.
 342  */
 343
 344 HTMLDOMNode *get_node(HTMLDocument *This, nsIDOMNode *nsnode)
 345 {
 346     HTMLDOMNode *iter = This->nodes, *ret;
 347     PRUint16 node_type;
 348
 349     while(iter) {
 350         if(iter->nsnode == nsnode)
 351             break;
 352         iter = iter->next;
 353     }
 354
 355     if(iter)
 356         return iter;
 357
 358     ret = mshtml_alloc(sizeof(HTMLDOMNode));
 359     ret->lpHTMLDOMNodeVtbl = &HTMLDOMNodeVtbl;
 360     ret->node_type = NT_UNKNOWN;
 361     ret->impl.unk = NULL;
 362     ret->destructor = NULL;
 363     ret->doc = This;
 364
 365     nsIDOMNode_AddRef(nsnode);
 366     ret->nsnode = nsnode;
 367
 368     ret->next = This->nodes;
 369     This->nodes = ret;
 370
 371     nsIDOMNode_GetNodeType(nsnode, &node_type);
 372
 373     if(node_type == NS_ELEMENT_NODE
 374        || node_type == NS_DOCUMENT_NODE)
 375         HTMLElement_Create(ret);
 376
 377     return ret;
 378 }
 379
 380 void release_nodes(HTMLDocument *This)
 381 {
 382     HTMLDOMNode *iter, *next;
 383
 384     if(!This->nodes)
 385         return;
 386
 387     for(iter = This->nodes; iter; iter = next) {
 388         next = iter->next;
 389         if(iter->destructor)
 390             iter->destructor(iter->impl.unk);
 391         nsIDOMNode_Release(iter->nsnode);
 392         mshtml_free(iter);
 393     }
 394 }