dlls/mshtml/dispex.c

   1 /*
   2  * Copyright 2008 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 <stdarg.h>
  20
  21 #define COBJMACROS
  22
  23 #include "windef.h"
  24 #include "winbase.h"
  25 #include "winuser.h"
  26 #include "ole2.h"
  27
  28 #include "wine/debug.h"
  29
  30 #include "mshtml_private.h"
  31
  32 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
  33
  34 typedef struct {
  35     DISPID id;
  36     BSTR name;
  37     tid_t tid;
  38 } func_info_t;
  39
  40 struct dispex_data_t {
  41     DWORD func_cnt;
  42     func_info_t *funcs;
  43     func_info_t **name_table;
  44
  45     struct list entry;
  46 };
  47
  48 typedef struct {
  49     VARIANT var;
  50     LPWSTR name;
  51 } dynamic_prop_t;
  52
  53 struct dispex_dynamic_data_t {
  54     DWORD buf_size;
  55     DWORD prop_cnt;
  56     dynamic_prop_t *props;
  57 };
  58
  59 #define DISPID_DYNPROP_0    0x50000000
  60 #define DISPID_DYNPROP_MAX  0x5fffffff
  61
  62 static ITypeLib *typelib;
  63 static ITypeInfo *typeinfos[LAST_tid];
  64 static struct list dispex_data_list = LIST_INIT(dispex_data_list);
  65
  66 static REFIID tid_ids[] = {
  67     &IID_NULL,
  68     &DIID_DispCEventObj,
  69     &DIID_DispDOMChildrenCollection,
  70     &DIID_DispHTMLBody,
  71     &DIID_DispHTMLCommentElement,
  72     &DIID_DispHTMLCurrentStyle,
  73     &DIID_DispHTMLDocument,
  74     &DIID_DispHTMLDOMTextNode,
  75     &DIID_DispHTMLElementCollection,
  76     &DIID_DispHTMLGenericElement,
  77     &DIID_DispHTMLIFrame,
  78     &DIID_DispHTMLImg,
  79     &DIID_DispHTMLInputElement,
  80     &DIID_DispHTMLOptionElement,
  81     &DIID_DispHTMLSelectElement,
  82     &DIID_DispHTMLStyle,
  83     &DIID_DispHTMLTable,
  84     &DIID_DispHTMLTableRow,
  85     &DIID_DispHTMLUnknownElement,
  86     &DIID_DispHTMLWindow2,
  87     &IID_IHTMLBodyElement,
  88     &IID_IHTMLBodyElement2,
  89     &IID_IHTMLCommentElement,
  90     &IID_IHTMLCurrentStyle,
  91     &IID_IHTMLCurrentStyle2,
  92     &IID_IHTMLCurrentStyle3,
  93     &IID_IHTMLCurrentStyle4,
  94     &IID_IHTMLDocument2,
  95     &IID_IHTMLDocument3,
  96     &IID_IHTMLDocument4,
  97     &IID_IHTMLDocument5,
  98     &IID_IHTMLDOMChildrenCollection,
  99     &IID_IHTMLDOMNode,
 100     &IID_IHTMLDOMNode2,
 101     &IID_IHTMLDOMTextNode,
 102     &IID_IHTMLElement,
 103     &IID_IHTMLElement2,
 104     &IID_IHTMLElement3,
 105     &IID_IHTMLElement4,
 106     &IID_IHTMLElementCollection,
 107     &IID_IHTMLEventObj,
 108     &IID_IHTMLFrameBase2,
 109     &IID_IHTMLGenericElement,
 110     &IID_IHTMLImgElement,
 111     &IID_IHTMLInputElement,
 112     &IID_IHTMLLocation,
 113     &IID_IHTMLOptionElement,
 114     &IID_IHTMLSelectElement,
 115     &IID_IHTMLStyle,
 116     &IID_IHTMLStyle2,
 117     &IID_IHTMLStyle3,
 118     &IID_IHTMLStyle4,
 119     &IID_IHTMLTable,
 120     &IID_IHTMLTableRow,
 121     &IID_IHTMLTextContainer,
 122     &IID_IHTMLUniqueName,
 123     &IID_IHTMLWindow2,
 124     &IID_IHTMLWindow3,
 125     &IID_IOmNavigator
 126 };
 127
 128 static HRESULT get_typeinfo(tid_t tid, ITypeInfo **typeinfo)
 129 {
 130     HRESULT hres;
 131
 132     if(!typelib) {
 133         ITypeLib *tl;
 134
 135         hres = LoadRegTypeLib(&LIBID_MSHTML, 4, 0, LOCALE_SYSTEM_DEFAULT, &tl);
 136         if(FAILED(hres)) {
 137             ERR("LoadRegTypeLib failed: %08x\n", hres);
 138             return hres;
 139         }
 140
 141         if(InterlockedCompareExchangePointer((void**)&typelib, tl, NULL))
 142             ITypeLib_Release(tl);
 143     }
 144
 145     if(!typeinfos[tid]) {
 146         ITypeInfo *typeinfo;
 147
 148         hres = ITypeLib_GetTypeInfoOfGuid(typelib, tid_ids[tid], &typeinfo);
 149         if(FAILED(hres)) {
 150             ERR("GetTypeInfoOfGuid(%s) failed: %08x\n", debugstr_guid(tid_ids[tid]), hres);
 151             return hres;
 152         }
 153
 154         if(InterlockedCompareExchangePointer((void**)(typeinfos+tid), typeinfo, NULL))
 155             ITypeInfo_Release(typeinfo);
 156     }
 157
 158     *typeinfo = typeinfos[tid];
 159     return S_OK;
 160 }
 161
 162 void release_typelib(void)
 163 {
 164     dispex_data_t *iter;
 165     unsigned i;
 166
 167     while(!list_empty(&dispex_data_list)) {
 168         iter = LIST_ENTRY(list_head(&dispex_data_list), dispex_data_t, entry);
 169         list_remove(&iter->entry);
 170
 171         for(i=0; i < iter->func_cnt; i++)
 172             SysFreeString(iter->funcs[i].name);
 173
 174         heap_free(iter->funcs);
 175         heap_free(iter->name_table);
 176         heap_free(iter);
 177     }
 178
 179     if(!typelib)
 180         return;
 181
 182     for(i=0; i < sizeof(typeinfos)/sizeof(*typeinfos); i++)
 183         if(typeinfos[i])
 184             ITypeInfo_Release(typeinfos[i]);
 185
 186     ITypeLib_Release(typelib);
 187 }
 188
 189 static void add_func_info(dispex_data_t *data, DWORD *size, tid_t tid, DISPID id, ITypeInfo *dti)
 190 {
 191     HRESULT hres;
 192
 193     if(data->func_cnt && data->funcs[data->func_cnt-1].id == id)
 194         return;
 195
 196     if(data->func_cnt == *size)
 197         data->funcs = heap_realloc(data->funcs, (*size <<= 1)*sizeof(func_info_t));
 198
 199     hres = ITypeInfo_GetDocumentation(dti, id, &data->funcs[data->func_cnt].name, NULL, NULL, NULL);
 200     if(FAILED(hres))
 201         return;
 202
 203     data->funcs[data->func_cnt].id = id;
 204     data->funcs[data->func_cnt].tid = tid;
 205
 206     data->func_cnt++;
 207 }
 208
 209 static int dispid_cmp(const void *p1, const void *p2)
 210 {
 211     return ((func_info_t*)p1)->id - ((func_info_t*)p2)->id;
 212 }
 213
 214 static int func_name_cmp(const void *p1, const void *p2)
 215 {
 216     return strcmpiW((*(func_info_t**)p1)->name, (*(func_info_t**)p2)->name);
 217 }
 218
 219 static dispex_data_t *preprocess_dispex_data(DispatchEx *This)
 220 {
 221     const tid_t *tid = This->data->iface_tids;
 222     FUNCDESC *funcdesc;
 223     dispex_data_t *data;
 224     DWORD size = 16, i;
 225     ITypeInfo *ti, *dti;
 226     HRESULT hres;
 227
 228     TRACE("(%p)\n", This);
 229
 230     hres = get_typeinfo(This->data->disp_tid, &dti);
 231     if(FAILED(hres)) {
 232         ERR("Could not get disp type info: %08x\n", hres);
 233         return NULL;
 234     }
 235
 236     data = heap_alloc(sizeof(dispex_data_t));
 237     data->func_cnt = 0;
 238     data->funcs = heap_alloc(size*sizeof(func_info_t));
 239     list_add_tail(&dispex_data_list, &data->entry);
 240
 241     while(*tid) {
 242         hres = get_typeinfo(*tid, &ti);
 243         if(FAILED(hres))
 244             break;
 245
 246         i=7;
 247         while(1) {
 248             hres = ITypeInfo_GetFuncDesc(ti, i++, &funcdesc);
 249             if(FAILED(hres))
 250                 break;
 251
 252             add_func_info(data, &size, *tid, funcdesc->memid, dti);
 253             ITypeInfo_ReleaseFuncDesc(ti, funcdesc);
 254         }
 255
 256         tid++;
 257     }
 258
 259     if(!data->func_cnt) {
 260         heap_free(data->funcs);
 261         data->funcs = NULL;
 262     }else if(data->func_cnt != size) {
 263         data->funcs = heap_realloc(data->funcs, data->func_cnt * sizeof(func_info_t));
 264     }
 265
 266     qsort(data->funcs, data->func_cnt, sizeof(func_info_t), dispid_cmp);
 267
 268     if(data->funcs) {
 269         data->name_table = heap_alloc(data->func_cnt * sizeof(func_info_t*));
 270         for(i=0; i < data->func_cnt; i++)
 271             data->name_table[i] = data->funcs+i;
 272         qsort(data->name_table, data->func_cnt, sizeof(func_info_t*), func_name_cmp);
 273     }else {
 274         data->name_table = NULL;
 275     }
 276
 277     return data;
 278 }
 279
 280 static CRITICAL_SECTION cs_dispex_static_data;
 281 static CRITICAL_SECTION_DEBUG cs_dispex_static_data_dbg =
 282 {
 283     0, 0, &cs_dispex_static_data,
 284     { &cs_dispex_static_data_dbg.ProcessLocksList, &cs_dispex_static_data_dbg.ProcessLocksList },
 285       0, 0, { (DWORD_PTR)(__FILE__ ": dispex_static_data") }
 286 };
 287 static CRITICAL_SECTION cs_dispex_static_data = { &cs_dispex_static_data_dbg, -1, 0, 0, 0, 0 };
 288
 289
 290 static dispex_data_t *get_dispex_data(DispatchEx *This)
 291 {
 292     if(This->data->data)
 293         return This->data->data;
 294
 295     EnterCriticalSection(&cs_dispex_static_data);
 296
 297     if(!This->data->data)
 298         This->data->data = preprocess_dispex_data(This);
 299
 300     LeaveCriticalSection(&cs_dispex_static_data);
 301
 302     return This->data->data;
 303 }
 304
 305 void call_disp_func(HTMLDocument *doc, IDispatch *disp, IDispatch *this_obj)
 306 {
 307     DISPID named_arg = DISPID_THIS;
 308     VARIANTARG arg;
 309     DISPPARAMS params = {&arg, &named_arg, 1, 1};
 310     EXCEPINFO ei;
 311     IDispatchEx *dispex;
 312     VARIANT res;
 313     HRESULT hres;
 314
 315     hres = IDispatch_QueryInterface(disp, &IID_IDispatchEx, (void**)&dispex);
 316     if(FAILED(hres)) {
 317         FIXME("Could not get IDispatchEx interface: %08x\n", hres);
 318         return;
 319     }
 320
 321     V_VT(&arg) = VT_DISPATCH;
 322     V_DISPATCH(&arg) = this_obj;
 323     VariantInit(&res);
 324     memset(&ei, 0, sizeof(ei));
 325
 326     hres = IDispatchEx_InvokeEx(dispex, 0, GetUserDefaultLCID(), DISPATCH_METHOD, &params, &res, &ei, NULL);
 327     IDispatchEx_Release(dispex);
 328
 329     TRACE("%p returned %08x\n", disp, hres);
 330
 331     VariantClear(&res);
 332 }
 333
 334 static inline BOOL is_custom_dispid(DISPID id)
 335 {
 336     return MSHTML_DISPID_CUSTOM_MIN <= id && id <= MSHTML_DISPID_CUSTOM_MAX;
 337 }
 338
 339 static inline BOOL is_dynamic_dispid(DISPID id)
 340 {
 341     return DISPID_DYNPROP_0 <= id && id <= DISPID_DYNPROP_MAX;
 342 }
 343
 344 static HRESULT get_dynamic_prop(DispatchEx *This, const WCHAR *name, BOOL alloc, dynamic_prop_t **ret)
 345 {
 346     dispex_dynamic_data_t *data = This->dynamic_data;
 347
 348     if(data) {
 349         unsigned i;
 350
 351         for(i=0; i < data->prop_cnt; i++) {
 352             if(!strcmpW(data->props[i].name, name)) {
 353                 *ret = data->props+i;
 354                 return S_OK;
 355             }
 356         }
 357     }
 358
 359     if(alloc) {
 360         TRACE("creating dynamic prop %s\n", debugstr_w(name));
 361
 362         if(!data) {
 363             data = This->dynamic_data = heap_alloc_zero(sizeof(dispex_dynamic_data_t));
 364             if(!data)
 365                 return E_OUTOFMEMORY;
 366         }
 367
 368         if(!data->buf_size) {
 369             data->props = heap_alloc(sizeof(dynamic_prop_t)*4);
 370             if(!data->props)
 371                 return E_OUTOFMEMORY;
 372             data->buf_size = 4;
 373         }else if(data->buf_size == data->prop_cnt) {
 374             dynamic_prop_t *new_props;
 375
 376             new_props = heap_realloc(data->props, sizeof(dynamic_prop_t)*(data->buf_size<<1));
 377             if(!new_props)
 378                 return E_OUTOFMEMORY;
 379
 380             data->props = new_props;
 381             data->buf_size <<= 1;
 382         }
 383
 384         data->props[data->prop_cnt].name = heap_strdupW(name);
 385         VariantInit(&data->props[data->prop_cnt].var);
 386         *ret = data->props + data->prop_cnt++;
 387
 388         return S_OK;
 389     }
 390
 391     TRACE("not found %s\n", debugstr_w(name));
 392     return DISP_E_UNKNOWNNAME;
 393 }
 394
 395 HRESULT dispex_get_dprop_ref(DispatchEx *This, const WCHAR *name, BOOL alloc, VARIANT **ret)
 396 {
 397     dynamic_prop_t *prop;
 398     HRESULT hres;
 399
 400     hres = get_dynamic_prop(This, name, alloc, &prop);
 401     if(FAILED(hres))
 402         return hres;
 403
 404     *ret = &prop->var;
 405     return S_OK;
 406 }
 407
 408 #define DISPATCHEX_THIS(iface) DEFINE_THIS(DispatchEx, IDispatchEx, iface)
 409
 410 static HRESULT WINAPI DispatchEx_QueryInterface(IDispatchEx *iface, REFIID riid, void **ppv)
 411 {
 412     DispatchEx *This = DISPATCHEX_THIS(iface);
 413
 414     return IUnknown_QueryInterface(This->outer, riid, ppv);
 415 }
 416
 417 static ULONG WINAPI DispatchEx_AddRef(IDispatchEx *iface)
 418 {
 419     DispatchEx *This = DISPATCHEX_THIS(iface);
 420
 421     return IUnknown_AddRef(This->outer);
 422 }
 423
 424 static ULONG WINAPI DispatchEx_Release(IDispatchEx *iface)
 425 {
 426     DispatchEx *This = DISPATCHEX_THIS(iface);
 427
 428     return IUnknown_Release(This->outer);
 429 }
 430
 431 static HRESULT WINAPI DispatchEx_GetTypeInfoCount(IDispatchEx *iface, UINT *pctinfo)
 432 {
 433     DispatchEx *This = DISPATCHEX_THIS(iface);
 434
 435     TRACE("(%p)->(%p)\n", This, pctinfo);
 436
 437     *pctinfo = 1;
 438     return S_OK;
 439 }
 440
 441 static HRESULT WINAPI DispatchEx_GetTypeInfo(IDispatchEx *iface, UINT iTInfo,
 442                                               LCID lcid, ITypeInfo **ppTInfo)
 443 {
 444     DispatchEx *This = DISPATCHEX_THIS(iface);
 445     HRESULT hres;
 446
 447     TRACE("(%p)->(%u %u %p)\n", This, iTInfo, lcid, ppTInfo);
 448
 449     hres = get_typeinfo(This->data->disp_tid, ppTInfo);
 450     if(FAILED(hres))
 451         return hres;
 452
 453     ITypeInfo_AddRef(*ppTInfo);
 454     return S_OK;
 455 }
 456
 457 static HRESULT WINAPI DispatchEx_GetIDsOfNames(IDispatchEx *iface, REFIID riid,
 458                                                 LPOLESTR *rgszNames, UINT cNames,
 459                                                 LCID lcid, DISPID *rgDispId)
 460 {
 461     DispatchEx *This = DISPATCHEX_THIS(iface);
 462     UINT i;
 463     HRESULT hres;
 464
 465     TRACE("(%p)->(%s %p %u %u %p)\n", This, debugstr_guid(riid), rgszNames, cNames,
 466           lcid, rgDispId);
 467
 468     for(i=0; i < cNames; i++) {
 469         hres = IDispatchEx_GetDispID(DISPATCHEX(This), rgszNames[i], 0, rgDispId+i);
 470         if(FAILED(hres))
 471             return hres;
 472     }
 473
 474     return S_OK;
 475 }
 476
 477 static HRESULT WINAPI DispatchEx_Invoke(IDispatchEx *iface, DISPID dispIdMember,
 478                             REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
 479                             VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
 480 {
 481     DispatchEx *This = DISPATCHEX_THIS(iface);
 482
 483     TRACE("(%p)->(%d %s %d %d %p %p %p %p)\n", This, dispIdMember, debugstr_guid(riid),
 484           lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
 485
 486     return IDispatchEx_InvokeEx(DISPATCHEX(This), dispIdMember, lcid, wFlags,
 487                                 pDispParams, pVarResult, pExcepInfo, NULL);
 488 }
 489
 490 static HRESULT WINAPI DispatchEx_GetDispID(IDispatchEx *iface, BSTR bstrName, DWORD grfdex, DISPID *pid)
 491 {
 492     DispatchEx *This = DISPATCHEX_THIS(iface);
 493     dynamic_prop_t *dprop;
 494     dispex_data_t *data;
 495     int min, max, n, c;
 496     HRESULT hres;
 497
 498     TRACE("(%p)->(%s %x %p)\n", This, debugstr_w(bstrName), grfdex, pid);
 499
 500     if(grfdex & ~(fdexNameCaseSensitive|fdexNameEnsure|fdexNameImplicit))
 501         FIXME("Unsupported grfdex %x\n", grfdex);
 502
 503     data = get_dispex_data(This);
 504     if(!data)
 505         return E_FAIL;
 506
 507     min = 0;
 508     max = data->func_cnt-1;
 509
 510     while(min <= max) {
 511         n = (min+max)/2;
 512
 513         c = strcmpiW(data->name_table[n]->name, bstrName);
 514         if(!c) {
 515             if((grfdex & fdexNameCaseSensitive) && strcmpW(data->name_table[n]->name, bstrName))
 516                 break;
 517
 518             *pid = data->name_table[n]->id;
 519             return S_OK;
 520         }
 521
 522         if(c > 0)
 523             max = n-1;
 524         else
 525             min = n+1;
 526     }
 527
 528     if(This->data->vtbl && This->data->vtbl->get_dispid) {
 529         HRESULT hres;
 530
 531         hres = This->data->vtbl->get_dispid(This->outer, bstrName, grfdex, pid);
 532         if(hres != DISP_E_UNKNOWNNAME)
 533             return hres;
 534     }
 535
 536     hres = get_dynamic_prop(This, bstrName, grfdex&fdexNameEnsure, &dprop);
 537     if(FAILED(hres))
 538         return hres;
 539
 540     *pid = DISPID_DYNPROP_0 + (dprop - This->dynamic_data->props);
 541     return S_OK;
 542 }
 543
 544 static HRESULT WINAPI DispatchEx_InvokeEx(IDispatchEx *iface, DISPID id, LCID lcid, WORD wFlags, DISPPARAMS *pdp,
 545         VARIANT *pvarRes, EXCEPINFO *pei, IServiceProvider *pspCaller)
 546 {
 547     DispatchEx *This = DISPATCHEX_THIS(iface);
 548     IUnknown *unk;
 549     ITypeInfo *ti;
 550     dispex_data_t *data;
 551     UINT argerr=0;
 552     int min, max, n;
 553     HRESULT hres;
 554
 555     TRACE("(%p)->(%x %x %x %p %p %p %p)\n", This, id, lcid, wFlags, pdp, pvarRes, pei, pspCaller);
 556
 557     if(is_custom_dispid(id) && This->data->vtbl && This->data->vtbl->invoke)
 558         return This->data->vtbl->invoke(This->outer, id, lcid, wFlags, pdp, pvarRes, pei, pspCaller);
 559
 560     if(wFlags == DISPATCH_CONSTRUCT) {
 561         FIXME("DISPATCH_CONSTRUCT not implemented\n");
 562         return E_NOTIMPL;
 563     }
 564
 565     if(is_dynamic_dispid(id)) {
 566         DWORD idx = id - DISPID_DYNPROP_0;
 567         VARIANT *var;
 568
 569         if(!This->dynamic_data || This->dynamic_data->prop_cnt <= idx)
 570             return DISP_E_UNKNOWNNAME;
 571
 572         var = &This->dynamic_data->props[idx].var;
 573
 574         switch(wFlags) {
 575         case INVOKE_FUNC: {
 576             DISPID named_arg = DISPID_THIS;
 577             DISPPARAMS dp = {NULL, &named_arg, 0, 1};
 578             IDispatchEx *dispex;
 579
 580             if(V_VT(var) != VT_DISPATCH) {
 581                 FIXME("invoke vt %d\n", V_VT(var));
 582                 return E_NOTIMPL;
 583             }
 584
 585             if(pdp->cNamedArgs) {
 586                 FIXME("named args not supported\n");
 587                 return E_NOTIMPL;
 588             }
 589
 590             dp.rgvarg = heap_alloc((pdp->cArgs+1)*sizeof(VARIANTARG));
 591             if(!dp.rgvarg)
 592                 return E_OUTOFMEMORY;
 593
 594             dp.cArgs = pdp->cArgs+1;
 595             memcpy(dp.rgvarg+1, pdp->rgvarg, pdp->cArgs*sizeof(VARIANTARG));
 596
 597             V_VT(dp.rgvarg) = VT_DISPATCH;
 598             V_DISPATCH(dp.rgvarg) = (IDispatch*)DISPATCHEX(This);
 599
 600             hres = IDispatch_QueryInterface(V_DISPATCH(var), &IID_IDispatchEx, (void**)&dispex);
 601             TRACE("%s call\n", debugstr_w(This->dynamic_data->props[idx].name));
 602             if(SUCCEEDED(hres)) {
 603                 hres = IDispatchEx_InvokeEx(dispex, DISPID_VALUE, lcid, wFlags, &dp, pvarRes, pei, pspCaller);
 604                 IDispatchEx_Release(dispex);
 605             }else {
 606                 ULONG err = 0;
 607                 hres = IDispatch_Invoke(V_DISPATCH(var), DISPID_VALUE, &IID_NULL, lcid, wFlags, pdp, pvarRes, pei, &err);
 608             }
 609             TRACE("%s ret %08x\n", debugstr_w(This->dynamic_data->props[idx].name), hres);
 610
 611             heap_free(dp.rgvarg);
 612             return hres;
 613         }
 614         case INVOKE_PROPERTYGET:
 615             return VariantCopy(pvarRes, var);
 616         case INVOKE_PROPERTYPUT:
 617             VariantClear(var);
 618             return VariantCopy(var, pdp->rgvarg);
 619         default:
 620             FIXME("unhandled wFlags %x\n", wFlags);
 621             return E_NOTIMPL;
 622         }
 623     }
 624
 625     data = get_dispex_data(This);
 626     if(!data)
 627         return E_FAIL;
 628
 629     min = 0;
 630     max = data->func_cnt-1;
 631
 632     while(min <= max) {
 633         n = (min+max)/2;
 634
 635         if(data->funcs[n].id == id)
 636             break;
 637
 638         if(data->funcs[n].id < id)
 639             min = n+1;
 640         else
 641             max = n-1;
 642     }
 643
 644     if(min > max) {
 645         WARN("invalid id %x\n", id);
 646         return DISP_E_UNKNOWNNAME;
 647     }
 648
 649     hres = get_typeinfo(data->funcs[n].tid, &ti);
 650     if(FAILED(hres)) {
 651         ERR("Could not get type info: %08x\n", hres);
 652         return hres;
 653     }
 654
 655     hres = IUnknown_QueryInterface(This->outer, tid_ids[data->funcs[n].tid], (void**)&unk);
 656     if(FAILED(hres)) {
 657         ERR("Could not get iface %s: %08x\n", debugstr_guid(tid_ids[data->funcs[n].tid]), hres);
 658         return E_FAIL;
 659     }
 660
 661     hres = ITypeInfo_Invoke(ti, unk, id, wFlags, pdp, pvarRes, pei, &argerr);
 662
 663     IUnknown_Release(unk);
 664     return hres;
 665 }
 666
 667 static HRESULT WINAPI DispatchEx_DeleteMemberByName(IDispatchEx *iface, BSTR bstrName, DWORD grfdex)
 668 {
 669     DispatchEx *This = DISPATCHEX_THIS(iface);
 670     FIXME("(%p)->(%s %x)\n", This, debugstr_w(bstrName), grfdex);
 671     return E_NOTIMPL;
 672 }
 673
 674 static HRESULT WINAPI DispatchEx_DeleteMemberByDispID(IDispatchEx *iface, DISPID id)
 675 {
 676     DispatchEx *This = DISPATCHEX_THIS(iface);
 677     FIXME("(%p)->(%x)\n", This, id);
 678     return E_NOTIMPL;
 679 }
 680
 681 static HRESULT WINAPI DispatchEx_GetMemberProperties(IDispatchEx *iface, DISPID id, DWORD grfdexFetch, DWORD *pgrfdex)
 682 {
 683     DispatchEx *This = DISPATCHEX_THIS(iface);
 684     FIXME("(%p)->(%x %x %p)\n", This, id, grfdexFetch, pgrfdex);
 685     return E_NOTIMPL;
 686 }
 687
 688 static HRESULT WINAPI DispatchEx_GetMemberName(IDispatchEx *iface, DISPID id, BSTR *pbstrName)
 689 {
 690     DispatchEx *This = DISPATCHEX_THIS(iface);
 691     FIXME("(%p)->(%x %p)\n", This, id, pbstrName);
 692     return E_NOTIMPL;
 693 }
 694
 695 static HRESULT WINAPI DispatchEx_GetNextDispID(IDispatchEx *iface, DWORD grfdex, DISPID id, DISPID *pid)
 696 {
 697     DispatchEx *This = DISPATCHEX_THIS(iface);
 698     FIXME("(%p)->(%x %x %p)\n", This, grfdex, id, pid);
 699     return E_NOTIMPL;
 700 }
 701
 702 static HRESULT WINAPI DispatchEx_GetNameSpaceParent(IDispatchEx *iface, IUnknown **ppunk)
 703 {
 704     DispatchEx *This = DISPATCHEX_THIS(iface);
 705     FIXME("(%p)->(%p)\n", This, ppunk);
 706     return E_NOTIMPL;
 707 }
 708
 709 #undef DISPATCHEX_THIS
 710
 711 static IDispatchExVtbl DispatchExVtbl = {
 712     DispatchEx_QueryInterface,
 713     DispatchEx_AddRef,
 714     DispatchEx_Release,
 715     DispatchEx_GetTypeInfoCount,
 716     DispatchEx_GetTypeInfo,
 717     DispatchEx_GetIDsOfNames,
 718     DispatchEx_Invoke,
 719     DispatchEx_GetDispID,
 720     DispatchEx_InvokeEx,
 721     DispatchEx_DeleteMemberByName,
 722     DispatchEx_DeleteMemberByDispID,
 723     DispatchEx_GetMemberProperties,
 724     DispatchEx_GetMemberName,
 725     DispatchEx_GetNextDispID,
 726     DispatchEx_GetNameSpaceParent
 727 };
 728
 729 BOOL dispex_query_interface(DispatchEx *This, REFIID riid, void **ppv)
 730 {
 731     static const IID IID_UndocumentedScriptIface =
 732         {0x719c3050,0xf9d3,0x11cf,{0xa4,0x93,0x00,0x40,0x05,0x23,0xa8,0xa0}};
 733     static const IID IID_IDispatchJS =
 734         {0x719c3050,0xf9d3,0x11cf,{0xa4,0x93,0x00,0x40,0x05,0x23,0xa8,0xa6}};
 735
 736     if(IsEqualGUID(&IID_IDispatch, riid)) {
 737         TRACE("(%p)->(IID_IDispatch %p)\n", This, ppv);
 738         *ppv = DISPATCHEX(This);
 739     }else if(IsEqualGUID(&IID_IDispatchEx, riid)) {
 740         TRACE("(%p)->(IID_IDispatchEx %p)\n", This, ppv);
 741         *ppv = DISPATCHEX(This);
 742     }else if(IsEqualGUID(&IID_IDispatchJS, riid)) {
 743         TRACE("(%p)->(IID_IDispatchJS %p) returning NULL\n", This, ppv);
 744         *ppv = NULL;
 745     }else if(IsEqualGUID(&IID_UndocumentedScriptIface, riid)) {
 746         TRACE("(%p)->(IID_UndocumentedScriptIface %p) returning NULL\n", This, ppv);
 747         *ppv = NULL;
 748     }else {
 749         return FALSE;
 750     }
 751
 752     if(*ppv)
 753         IUnknown_AddRef((IUnknown*)*ppv);
 754     return TRUE;
 755 }
 756
 757 void init_dispex(DispatchEx *dispex, IUnknown *outer, dispex_static_data_t *data)
 758 {
 759     dispex->lpIDispatchExVtbl = &DispatchExVtbl;
 760     dispex->outer = outer;
 761     dispex->data = data;
 762 }