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_IHTMLDocument2,
  92     &IID_IHTMLDocument3,
  93     &IID_IHTMLDocument4,
  94     &IID_IHTMLDocument5,
  95     &IID_IHTMLDOMChildrenCollection,
  96     &IID_IHTMLDOMNode,
  97     &IID_IHTMLDOMNode2,
  98     &IID_IHTMLDOMTextNode,
  99     &IID_IHTMLElement,
 100     &IID_IHTMLElement2,
 101     &IID_IHTMLElement3,
 102     &IID_IHTMLElement4,
 103     &IID_IHTMLElementCollection,
 104     &IID_IHTMLEventObj,
 105     &IID_IHTMLFrameBase2,
 106     &IID_IHTMLGenericElement,
 107     &IID_IHTMLImgElement,
 108     &IID_IHTMLInputElement,
 109     &IID_IHTMLOptionElement,
 110     &IID_IHTMLSelectElement,
 111     &IID_IHTMLStyle,
 112     &IID_IHTMLStyle2,
 113     &IID_IHTMLTable,
 114     &IID_IHTMLTableRow,
 115     &IID_IHTMLTextContainer,
 116     &IID_IHTMLUniqueName,
 117     &IID_IHTMLWindow2,
 118     &IID_IHTMLWindow3,
 119     &IID_IOmNavigator
 120 };
 121
 122 static HRESULT get_typeinfo(tid_t tid, ITypeInfo **typeinfo)
 123 {
 124     HRESULT hres;
 125
 126     if(!typelib) {
 127         ITypeLib *tl;
 128
 129         hres = LoadRegTypeLib(&LIBID_MSHTML, 4, 0, LOCALE_SYSTEM_DEFAULT, &tl);
 130         if(FAILED(hres)) {
 131             ERR("LoadRegTypeLib failed: %08x\n", hres);
 132             return hres;
 133         }
 134
 135         if(InterlockedCompareExchangePointer((void**)&typelib, tl, NULL))
 136             ITypeLib_Release(tl);
 137     }
 138
 139     if(!typeinfos[tid]) {
 140         ITypeInfo *typeinfo;
 141
 142         hres = ITypeLib_GetTypeInfoOfGuid(typelib, tid_ids[tid], &typeinfo);
 143         if(FAILED(hres)) {
 144             ERR("GetTypeInfoOfGuid(%s) failed: %08x\n", debugstr_guid(tid_ids[tid]), hres);
 145             return hres;
 146         }
 147
 148         if(InterlockedCompareExchangePointer((void**)(typeinfos+tid), typeinfo, NULL))
 149             ITypeInfo_Release(typeinfo);
 150     }
 151
 152     *typeinfo = typeinfos[tid];
 153     return S_OK;
 154 }
 155
 156 void release_typelib(void)
 157 {
 158     dispex_data_t *iter;
 159     unsigned i;
 160
 161     while(!list_empty(&dispex_data_list)) {
 162         iter = LIST_ENTRY(list_head(&dispex_data_list), dispex_data_t, entry);
 163         list_remove(&iter->entry);
 164
 165         for(i=0; i < iter->func_cnt; i++)
 166             SysFreeString(iter->funcs[i].name);
 167
 168         heap_free(iter->funcs);
 169         heap_free(iter->name_table);
 170         heap_free(iter);
 171     }
 172
 173     if(!typelib)
 174         return;
 175
 176     for(i=0; i < sizeof(typeinfos)/sizeof(*typeinfos); i++)
 177         if(typeinfos[i])
 178             ITypeInfo_Release(typeinfos[i]);
 179
 180     ITypeLib_Release(typelib);
 181 }
 182
 183 static void add_func_info(dispex_data_t *data, DWORD *size, tid_t tid, DISPID id, ITypeInfo *dti)
 184 {
 185     HRESULT hres;
 186
 187     if(data->func_cnt && data->funcs[data->func_cnt-1].id == id)
 188         return;
 189
 190     if(data->func_cnt == *size)
 191         data->funcs = heap_realloc(data->funcs, (*size <<= 1)*sizeof(func_info_t));
 192
 193     hres = ITypeInfo_GetDocumentation(dti, id, &data->funcs[data->func_cnt].name, NULL, NULL, NULL);
 194     if(FAILED(hres))
 195         return;
 196
 197     data->funcs[data->func_cnt].id = id;
 198     data->funcs[data->func_cnt].tid = tid;
 199
 200     data->func_cnt++;
 201 }
 202
 203 static int dispid_cmp(const void *p1, const void *p2)
 204 {
 205     return ((func_info_t*)p1)->id - ((func_info_t*)p2)->id;
 206 }
 207
 208 static int func_name_cmp(const void *p1, const void *p2)
 209 {
 210     return strcmpiW((*(func_info_t**)p1)->name, (*(func_info_t**)p2)->name);
 211 }
 212
 213 static dispex_data_t *preprocess_dispex_data(DispatchEx *This)
 214 {
 215     const tid_t *tid = This->data->iface_tids;
 216     FUNCDESC *funcdesc;
 217     dispex_data_t *data;
 218     DWORD size = 16, i;
 219     ITypeInfo *ti, *dti;
 220     HRESULT hres;
 221
 222     TRACE("(%p)\n", This);
 223
 224     hres = get_typeinfo(This->data->disp_tid, &dti);
 225     if(FAILED(hres)) {
 226         ERR("Could not get disp type info: %08x\n", hres);
 227         return NULL;
 228     }
 229
 230     data = heap_alloc(sizeof(dispex_data_t));
 231     data->func_cnt = 0;
 232     data->funcs = heap_alloc(size*sizeof(func_info_t));
 233     list_add_tail(&dispex_data_list, &data->entry);
 234
 235     while(*tid) {
 236         hres = get_typeinfo(*tid, &ti);
 237         if(FAILED(hres))
 238             break;
 239
 240         i=7;
 241         while(1) {
 242             hres = ITypeInfo_GetFuncDesc(ti, i++, &funcdesc);
 243             if(FAILED(hres))
 244                 break;
 245
 246             add_func_info(data, &size, *tid, funcdesc->memid, dti);
 247             ITypeInfo_ReleaseFuncDesc(ti, funcdesc);
 248         }
 249
 250         tid++;
 251     }
 252
 253     if(!data->func_cnt) {
 254         heap_free(data->funcs);
 255         data->funcs = NULL;
 256     }else if(data->func_cnt != size) {
 257         data->funcs = heap_realloc(data->funcs, data->func_cnt * sizeof(func_info_t));
 258     }
 259
 260     qsort(data->funcs, data->func_cnt, sizeof(func_info_t), dispid_cmp);
 261
 262     if(data->funcs) {
 263         data->name_table = heap_alloc(data->func_cnt * sizeof(func_info_t*));
 264         for(i=0; i < data->func_cnt; i++)
 265             data->name_table[i] = data->funcs+i;
 266         qsort(data->name_table, data->func_cnt, sizeof(func_info_t*), func_name_cmp);
 267     }else {
 268         data->name_table = NULL;
 269     }
 270
 271     return data;
 272 }
 273
 274 static CRITICAL_SECTION cs_dispex_static_data;
 275 static CRITICAL_SECTION_DEBUG cs_dispex_static_data_dbg =
 276 {
 277     0, 0, &cs_dispex_static_data,
 278     { &cs_dispex_static_data_dbg.ProcessLocksList, &cs_dispex_static_data_dbg.ProcessLocksList },
 279       0, 0, { (DWORD_PTR)(__FILE__ ": dispex_static_data") }
 280 };
 281 static CRITICAL_SECTION cs_dispex_static_data = { &cs_dispex_static_data_dbg, -1, 0, 0, 0, 0 };
 282
 283
 284 static dispex_data_t *get_dispex_data(DispatchEx *This)
 285 {
 286     if(This->data->data)
 287         return This->data->data;
 288
 289     EnterCriticalSection(&cs_dispex_static_data);
 290
 291     if(!This->data->data)
 292         This->data->data = preprocess_dispex_data(This);
 293
 294     LeaveCriticalSection(&cs_dispex_static_data);
 295
 296     return This->data->data;
 297 }
 298
 299 void call_disp_func(HTMLDocument *doc, IDispatch *disp, IDispatch *this_obj)
 300 {
 301     DISPID named_arg = DISPID_THIS;
 302     VARIANTARG arg;
 303     DISPPARAMS params = {&arg, &named_arg, 1, 1};
 304     EXCEPINFO ei;
 305     IDispatchEx *dispex;
 306     VARIANT res;
 307     HRESULT hres;
 308
 309     hres = IDispatch_QueryInterface(disp, &IID_IDispatchEx, (void**)&dispex);
 310     if(FAILED(hres)) {
 311         FIXME("Could not get IDispatchEx interface: %08x\n", hres);
 312         return;
 313     }
 314
 315     V_VT(&arg) = VT_DISPATCH;
 316     V_DISPATCH(&arg) = this_obj;
 317     VariantInit(&res);
 318     memset(&ei, 0, sizeof(ei));
 319
 320     hres = IDispatchEx_InvokeEx(dispex, 0, GetUserDefaultLCID(), DISPATCH_METHOD, &params, &res, &ei, NULL);
 321     IDispatchEx_Release(dispex);
 322
 323     TRACE("%p returned %08x\n", disp, hres);
 324
 325     VariantClear(&res);
 326 }
 327
 328 static inline BOOL is_custom_dispid(DISPID id)
 329 {
 330     return MSHTML_DISPID_CUSTOM_MIN <= id && id <= MSHTML_DISPID_CUSTOM_MAX;
 331 }
 332
 333 static inline BOOL is_dynamic_dispid(DISPID id)
 334 {
 335     return DISPID_DYNPROP_0 <= id && id <= DISPID_DYNPROP_MAX;
 336 }
 337
 338 static HRESULT get_dynamic_prop(DispatchEx *This, const WCHAR *name, BOOL alloc, dynamic_prop_t **ret)
 339 {
 340     dispex_dynamic_data_t *data = This->dynamic_data;
 341
 342     if(data) {
 343         unsigned i;
 344
 345         for(i=0; i < data->prop_cnt; i++) {
 346             if(!strcmpW(data->props[i].name, name)) {
 347                 *ret = data->props+i;
 348                 return S_OK;
 349             }
 350         }
 351     }
 352
 353     if(alloc) {
 354         TRACE("creating dynamic prop %s\n", debugstr_w(name));
 355
 356         if(!data) {
 357             data = This->dynamic_data = heap_alloc_zero(sizeof(dispex_dynamic_data_t));
 358             if(!data)
 359                 return E_OUTOFMEMORY;
 360         }
 361
 362         if(!data->buf_size) {
 363             data->props = heap_alloc(sizeof(dynamic_prop_t)*4);
 364             if(!data->props)
 365                 return E_OUTOFMEMORY;
 366             data->buf_size = 4;
 367         }else if(data->buf_size == data->prop_cnt) {
 368             dynamic_prop_t *new_props;
 369
 370             new_props = heap_realloc(data->props, sizeof(dynamic_prop_t)*(data->buf_size<<1));
 371             if(!new_props)
 372                 return E_OUTOFMEMORY;
 373
 374             data->props = new_props;
 375             data->buf_size <<= 1;
 376         }
 377
 378         data->props[data->prop_cnt].name = heap_strdupW(name);
 379         VariantInit(&data->props[data->prop_cnt].var);
 380         *ret = data->props + data->prop_cnt++;
 381
 382         return S_OK;
 383     }
 384
 385     TRACE("not found %s\n", debugstr_w(name));
 386     return DISP_E_UNKNOWNNAME;
 387 }
 388
 389 HRESULT dispex_get_dprop_ref(DispatchEx *This, const WCHAR *name, BOOL alloc, VARIANT **ret)
 390 {
 391     dynamic_prop_t *prop;
 392     HRESULT hres;
 393
 394     hres = get_dynamic_prop(This, name, alloc, &prop);
 395     if(FAILED(hres))
 396         return hres;
 397
 398     *ret = &prop->var;
 399     return S_OK;
 400 }
 401
 402 #define DISPATCHEX_THIS(iface) DEFINE_THIS(DispatchEx, IDispatchEx, iface)
 403
 404 static HRESULT WINAPI DispatchEx_QueryInterface(IDispatchEx *iface, REFIID riid, void **ppv)
 405 {
 406     DispatchEx *This = DISPATCHEX_THIS(iface);
 407
 408     return IUnknown_QueryInterface(This->outer, riid, ppv);
 409 }
 410
 411 static ULONG WINAPI DispatchEx_AddRef(IDispatchEx *iface)
 412 {
 413     DispatchEx *This = DISPATCHEX_THIS(iface);
 414
 415     return IUnknown_AddRef(This->outer);
 416 }
 417
 418 static ULONG WINAPI DispatchEx_Release(IDispatchEx *iface)
 419 {
 420     DispatchEx *This = DISPATCHEX_THIS(iface);
 421
 422     return IUnknown_Release(This->outer);
 423 }
 424
 425 static HRESULT WINAPI DispatchEx_GetTypeInfoCount(IDispatchEx *iface, UINT *pctinfo)
 426 {
 427     DispatchEx *This = DISPATCHEX_THIS(iface);
 428
 429     TRACE("(%p)->(%p)\n", This, pctinfo);
 430
 431     *pctinfo = 1;
 432     return S_OK;
 433 }
 434
 435 static HRESULT WINAPI DispatchEx_GetTypeInfo(IDispatchEx *iface, UINT iTInfo,
 436                                               LCID lcid, ITypeInfo **ppTInfo)
 437 {
 438     DispatchEx *This = DISPATCHEX_THIS(iface);
 439     HRESULT hres;
 440
 441     TRACE("(%p)->(%u %u %p)\n", This, iTInfo, lcid, ppTInfo);
 442
 443     hres = get_typeinfo(This->data->disp_tid, ppTInfo);
 444     if(FAILED(hres))
 445         return hres;
 446
 447     ITypeInfo_AddRef(*ppTInfo);
 448     return S_OK;
 449 }
 450
 451 static HRESULT WINAPI DispatchEx_GetIDsOfNames(IDispatchEx *iface, REFIID riid,
 452                                                 LPOLESTR *rgszNames, UINT cNames,
 453                                                 LCID lcid, DISPID *rgDispId)
 454 {
 455     DispatchEx *This = DISPATCHEX_THIS(iface);
 456     UINT i;
 457     HRESULT hres;
 458
 459     TRACE("(%p)->(%s %p %u %u %p)\n", This, debugstr_guid(riid), rgszNames, cNames,
 460           lcid, rgDispId);
 461
 462     for(i=0; i < cNames; i++) {
 463         hres = IDispatchEx_GetDispID(DISPATCHEX(This), rgszNames[i], 0, rgDispId+i);
 464         if(FAILED(hres))
 465             return hres;
 466     }
 467
 468     return S_OK;
 469 }
 470
 471 static HRESULT WINAPI DispatchEx_Invoke(IDispatchEx *iface, DISPID dispIdMember,
 472                             REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
 473                             VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
 474 {
 475     DispatchEx *This = DISPATCHEX_THIS(iface);
 476
 477     TRACE("(%p)->(%d %s %d %d %p %p %p %p)\n", This, dispIdMember, debugstr_guid(riid),
 478           lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
 479
 480     return IDispatchEx_InvokeEx(DISPATCHEX(This), dispIdMember, lcid, wFlags,
 481                                 pDispParams, pVarResult, pExcepInfo, NULL);
 482 }
 483
 484 static HRESULT WINAPI DispatchEx_GetDispID(IDispatchEx *iface, BSTR bstrName, DWORD grfdex, DISPID *pid)
 485 {
 486     DispatchEx *This = DISPATCHEX_THIS(iface);
 487     dynamic_prop_t *dprop;
 488     dispex_data_t *data;
 489     int min, max, n, c;
 490     HRESULT hres;
 491
 492     TRACE("(%p)->(%s %x %p)\n", This, debugstr_w(bstrName), grfdex, pid);
 493
 494     if(grfdex & ~(fdexNameCaseSensitive|fdexNameEnsure|fdexNameImplicit))
 495         FIXME("Unsupported grfdex %x\n", grfdex);
 496
 497     data = get_dispex_data(This);
 498     if(!data)
 499         return E_FAIL;
 500
 501     min = 0;
 502     max = data->func_cnt-1;
 503
 504     while(min <= max) {
 505         n = (min+max)/2;
 506
 507         c = strcmpiW(data->name_table[n]->name, bstrName);
 508         if(!c) {
 509             if((grfdex & fdexNameCaseSensitive) && strcmpW(data->name_table[n]->name, bstrName))
 510                 break;
 511
 512             *pid = data->name_table[n]->id;
 513             return S_OK;
 514         }
 515
 516         if(c > 0)
 517             max = n-1;
 518         else
 519             min = n+1;
 520     }
 521
 522     if(This->data->vtbl && This->data->vtbl->get_dispid) {
 523         HRESULT hres;
 524
 525         hres = This->data->vtbl->get_dispid(This->outer, bstrName, grfdex, pid);
 526         if(hres != DISP_E_UNKNOWNNAME)
 527             return hres;
 528     }
 529
 530     hres = get_dynamic_prop(This, bstrName, grfdex&fdexNameEnsure, &dprop);
 531     if(FAILED(hres))
 532         return hres;
 533
 534     *pid = DISPID_DYNPROP_0 + (dprop - This->dynamic_data->props);
 535     return S_OK;
 536 }
 537
 538 static HRESULT WINAPI DispatchEx_InvokeEx(IDispatchEx *iface, DISPID id, LCID lcid, WORD wFlags, DISPPARAMS *pdp,
 539         VARIANT *pvarRes, EXCEPINFO *pei, IServiceProvider *pspCaller)
 540 {
 541     DispatchEx *This = DISPATCHEX_THIS(iface);
 542     IUnknown *unk;
 543     ITypeInfo *ti;
 544     dispex_data_t *data;
 545     UINT argerr=0;
 546     int min, max, n;
 547     HRESULT hres;
 548
 549     TRACE("(%p)->(%x %x %x %p %p %p %p)\n", This, id, lcid, wFlags, pdp, pvarRes, pei, pspCaller);
 550
 551     if(is_custom_dispid(id) && This->data->vtbl && This->data->vtbl->invoke)
 552         return This->data->vtbl->invoke(This->outer, id, lcid, wFlags, pdp, pvarRes, pei, pspCaller);
 553
 554     if(wFlags == DISPATCH_CONSTRUCT) {
 555         FIXME("DISPATCH_CONSTRUCT not implemented\n");
 556         return E_NOTIMPL;
 557     }
 558
 559     if(is_dynamic_dispid(id)) {
 560         DWORD idx = id - DISPID_DYNPROP_0;
 561         VARIANT *var;
 562
 563         if(!This->dynamic_data || This->dynamic_data->prop_cnt <= idx)
 564             return DISP_E_UNKNOWNNAME;
 565
 566         var = &This->dynamic_data->props[idx].var;
 567
 568         switch(wFlags) {
 569         case INVOKE_FUNC: {
 570             DISPID named_arg = DISPID_THIS;
 571             DISPPARAMS dp = {NULL, &named_arg, 0, 1};
 572             IDispatchEx *dispex;
 573
 574             if(V_VT(var) != VT_DISPATCH) {
 575                 FIXME("invoke vt %d\n", V_VT(var));
 576                 return E_NOTIMPL;
 577             }
 578
 579             if(pdp->cNamedArgs) {
 580                 FIXME("named args not supported\n");
 581                 return E_NOTIMPL;
 582             }
 583
 584             dp.rgvarg = heap_alloc((pdp->cArgs+1)*sizeof(VARIANTARG));
 585             if(!dp.rgvarg)
 586                 return E_OUTOFMEMORY;
 587
 588             dp.cArgs = pdp->cArgs+1;
 589             memcpy(dp.rgvarg+1, pdp->rgvarg, pdp->cArgs*sizeof(VARIANTARG));
 590
 591             V_VT(dp.rgvarg) = VT_DISPATCH;
 592             V_DISPATCH(dp.rgvarg) = (IDispatch*)DISPATCHEX(This);
 593
 594             hres = IDispatch_QueryInterface(V_DISPATCH(var), &IID_IDispatchEx, (void**)&dispex);
 595             TRACE("%s call\n", debugstr_w(This->dynamic_data->props[idx].name));
 596             if(SUCCEEDED(hres)) {
 597                 hres = IDispatchEx_InvokeEx(dispex, DISPID_VALUE, lcid, wFlags, &dp, pvarRes, pei, pspCaller);
 598                 IDispatchEx_Release(dispex);
 599             }else {
 600                 ULONG err = 0;
 601                 hres = IDispatch_Invoke(V_DISPATCH(var), DISPID_VALUE, &IID_NULL, lcid, wFlags, pdp, pvarRes, pei, &err);
 602             }
 603             TRACE("%s ret %08x\n", debugstr_w(This->dynamic_data->props[idx].name), hres);
 604
 605             heap_free(dp.rgvarg);
 606             return hres;
 607         }
 608         case INVOKE_PROPERTYGET:
 609             return VariantCopy(pvarRes, var);
 610         case INVOKE_PROPERTYPUT:
 611             VariantClear(var);
 612             return VariantCopy(var, pdp->rgvarg);
 613         default:
 614             FIXME("unhandled wFlags %x\n", wFlags);
 615             return E_NOTIMPL;
 616         }
 617     }
 618
 619     data = get_dispex_data(This);
 620     if(!data)
 621         return E_FAIL;
 622
 623     min = 0;
 624     max = data->func_cnt-1;
 625
 626     while(min <= max) {
 627         n = (min+max)/2;
 628
 629         if(data->funcs[n].id == id)
 630             break;
 631
 632         if(data->funcs[n].id < id)
 633             min = n+1;
 634         else
 635             max = n-1;
 636     }
 637
 638     if(min > max) {
 639         WARN("invalid id %x\n", id);
 640         return DISP_E_UNKNOWNNAME;
 641     }
 642
 643     hres = get_typeinfo(data->funcs[n].tid, &ti);
 644     if(FAILED(hres)) {
 645         ERR("Could not get type info: %08x\n", hres);
 646         return hres;
 647     }
 648
 649     hres = IUnknown_QueryInterface(This->outer, tid_ids[data->funcs[n].tid], (void**)&unk);
 650     if(FAILED(hres)) {
 651         ERR("Could not get iface %s: %08x\n", debugstr_guid(tid_ids[data->funcs[n].tid]), hres);
 652         return E_FAIL;
 653     }
 654
 655     hres = ITypeInfo_Invoke(ti, unk, id, wFlags, pdp, pvarRes, pei, &argerr);
 656
 657     IUnknown_Release(unk);
 658     return hres;
 659 }
 660
 661 static HRESULT WINAPI DispatchEx_DeleteMemberByName(IDispatchEx *iface, BSTR bstrName, DWORD grfdex)
 662 {
 663     DispatchEx *This = DISPATCHEX_THIS(iface);
 664     FIXME("(%p)->(%s %x)\n", This, debugstr_w(bstrName), grfdex);
 665     return E_NOTIMPL;
 666 }
 667
 668 static HRESULT WINAPI DispatchEx_DeleteMemberByDispID(IDispatchEx *iface, DISPID id)
 669 {
 670     DispatchEx *This = DISPATCHEX_THIS(iface);
 671     FIXME("(%p)->(%x)\n", This, id);
 672     return E_NOTIMPL;
 673 }
 674
 675 static HRESULT WINAPI DispatchEx_GetMemberProperties(IDispatchEx *iface, DISPID id, DWORD grfdexFetch, DWORD *pgrfdex)
 676 {
 677     DispatchEx *This = DISPATCHEX_THIS(iface);
 678     FIXME("(%p)->(%x %x %p)\n", This, id, grfdexFetch, pgrfdex);
 679     return E_NOTIMPL;
 680 }
 681
 682 static HRESULT WINAPI DispatchEx_GetMemberName(IDispatchEx *iface, DISPID id, BSTR *pbstrName)
 683 {
 684     DispatchEx *This = DISPATCHEX_THIS(iface);
 685     FIXME("(%p)->(%x %p)\n", This, id, pbstrName);
 686     return E_NOTIMPL;
 687 }
 688
 689 static HRESULT WINAPI DispatchEx_GetNextDispID(IDispatchEx *iface, DWORD grfdex, DISPID id, DISPID *pid)
 690 {
 691     DispatchEx *This = DISPATCHEX_THIS(iface);
 692     FIXME("(%p)->(%x %x %p)\n", This, grfdex, id, pid);
 693     return E_NOTIMPL;
 694 }
 695
 696 static HRESULT WINAPI DispatchEx_GetNameSpaceParent(IDispatchEx *iface, IUnknown **ppunk)
 697 {
 698     DispatchEx *This = DISPATCHEX_THIS(iface);
 699     FIXME("(%p)->(%p)\n", This, ppunk);
 700     return E_NOTIMPL;
 701 }
 702
 703 #undef DISPATCHEX_THIS
 704
 705 static IDispatchExVtbl DispatchExVtbl = {
 706     DispatchEx_QueryInterface,
 707     DispatchEx_AddRef,
 708     DispatchEx_Release,
 709     DispatchEx_GetTypeInfoCount,
 710     DispatchEx_GetTypeInfo,
 711     DispatchEx_GetIDsOfNames,
 712     DispatchEx_Invoke,
 713     DispatchEx_GetDispID,
 714     DispatchEx_InvokeEx,
 715     DispatchEx_DeleteMemberByName,
 716     DispatchEx_DeleteMemberByDispID,
 717     DispatchEx_GetMemberProperties,
 718     DispatchEx_GetMemberName,
 719     DispatchEx_GetNextDispID,
 720     DispatchEx_GetNameSpaceParent
 721 };
 722
 723 BOOL dispex_query_interface(DispatchEx *This, REFIID riid, void **ppv)
 724 {
 725     static const IID IID_UndocumentedScriptIface =
 726         {0x719c3050,0xf9d3,0x11cf,{0xa4,0x93,0x00,0x40,0x05,0x23,0xa8,0xa0}};
 727     static const IID IID_IDispatchJS =
 728         {0x719c3050,0xf9d3,0x11cf,{0xa4,0x93,0x00,0x40,0x05,0x23,0xa8,0xa6}};
 729
 730     if(IsEqualGUID(&IID_IDispatch, riid)) {
 731         TRACE("(%p)->(IID_IDispatch %p)\n", This, ppv);
 732         *ppv = DISPATCHEX(This);
 733     }else if(IsEqualGUID(&IID_IDispatchEx, riid)) {
 734         TRACE("(%p)->(IID_IDispatchEx %p)\n", This, ppv);
 735         *ppv = DISPATCHEX(This);
 736     }else if(IsEqualGUID(&IID_IDispatchJS, riid)) {
 737         TRACE("(%p)->(IID_IDispatchJS %p) returning NULL\n", This, ppv);
 738         *ppv = NULL;
 739     }else if(IsEqualGUID(&IID_UndocumentedScriptIface, riid)) {
 740         TRACE("(%p)->(IID_UndocumentedScriptIface %p) returning NULL\n", This, ppv);
 741         *ppv = NULL;
 742     }else {
 743         return FALSE;
 744     }
 745
 746     if(*ppv)
 747         IUnknown_AddRef((IUnknown*)*ppv);
 748     return TRUE;
 749 }
 750
 751 void init_dispex(DispatchEx *dispex, IUnknown *outer, dispex_static_data_t *data)
 752 {
 753     dispex->lpIDispatchExVtbl = &DispatchExVtbl;
 754     dispex->outer = outer;
 755     dispex->data = data;
 756 }