reactos/dll/win32/mshtml/nsembed.c

   1 /*
   2  * Copyright 2005-2007 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 #define WIN32_NO_STATUS
  20 #define _INC_WINDOWS
  21
  22 #include <config.h>
  23
  24 #include <stdarg.h>
  25 #include <assert.h>
  26
  27 #define COBJMACROS
  28
  29 #include <windef.h>
  30 #include <winbase.h>
  31 //#include "winuser.h"
  32 #include <winreg.h>
  33 #include <ole2.h>
  34 #include "shlobj.h"
  35 #include "shlwapi.h"
  36
  37 #include <wine/debug.h>
  38
  39 #include "mshtml_private.h"
  40 #include "htmlevent.h"
  41 #include "binding.h"
  42
  43 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
  44 WINE_DECLARE_DEBUG_CHANNEL(gecko);
  45
  46 #define NS_APPSTARTUPNOTIFIER_CONTRACTID "@mozilla.org/embedcomp/appstartup-notifier;1"
  47 #define NS_WEBBROWSER_CONTRACTID "@mozilla.org/embedding/browser/nsWebBrowser;1"
  48 #define NS_MEMORY_CONTRACTID "@mozilla.org/xpcom/memory-service;1"
  49 #define NS_COMMANDPARAMS_CONTRACTID "@mozilla.org/embedcomp/command-params;1"
  50 #define NS_HTMLSERIALIZER_CONTRACTID "@mozilla.org/layout/contentserializer;1?mimetype=text/html"
  51 #define NS_EDITORCONTROLLER_CONTRACTID "@mozilla.org/editor/editorcontroller;1"
  52 #define NS_PREFERENCES_CONTRACTID "@mozilla.org/preferences;1"
  53 #define NS_VARIANT_CONTRACTID "@mozilla.org/variant;1"
  54
  55 #define PR_UINT32_MAX 0xffffffff
  56
  57 #define NS_STRING_CONTAINER_INIT_DEPEND  0x0002
  58 #define NS_CSTRING_CONTAINER_INIT_DEPEND 0x0002
  59
  60 typedef UINT32 PRUint32;
  61
  62 static nsresult (CDECL *NS_InitXPCOM2)(nsIServiceManager**,void*,void*);
  63 static nsresult (CDECL *NS_ShutdownXPCOM)(nsIServiceManager*);
  64 static nsresult (CDECL *NS_GetComponentRegistrar)(nsIComponentRegistrar**);
  65 static nsresult (CDECL *NS_StringContainerInit2)(nsStringContainer*,const PRUnichar*,PRUint32,PRUint32);
  66 static nsresult (CDECL *NS_CStringContainerInit2)(nsCStringContainer*,const char*,PRUint32,PRUint32);
  67 static nsresult (CDECL *NS_StringContainerFinish)(nsStringContainer*);
  68 static nsresult (CDECL *NS_CStringContainerFinish)(nsCStringContainer*);
  69 static nsresult (CDECL *NS_StringSetData)(nsAString*,const PRUnichar*,PRUint32);
  70 static nsresult (CDECL *NS_CStringSetData)(nsACString*,const char*,PRUint32);
  71 static nsresult (CDECL *NS_NewLocalFile)(const nsAString*,cpp_bool,nsIFile**);
  72 static PRUint32 (CDECL *NS_StringGetData)(const nsAString*,const PRUnichar **,cpp_bool*);
  73 static PRUint32 (CDECL *NS_CStringGetData)(const nsACString*,const char**,cpp_bool*);
  74
  75 static HINSTANCE xul_handle = NULL;
  76
  77 static nsIServiceManager *pServMgr = NULL;
  78 static nsIComponentManager *pCompMgr = NULL;
  79 static nsIMemory *nsmem = NULL;
  80 static nsIFile *profile_directory, *plugin_directory;
  81
  82 static const WCHAR wszNsContainer[] = {'N','s','C','o','n','t','a','i','n','e','r',0};
  83
  84 static ATOM nscontainer_class;
  85 static WCHAR gecko_path[MAX_PATH];
  86 static unsigned gecko_path_len;
  87
  88 nsresult create_nsfile(const PRUnichar *path, nsIFile **ret)
  89 {
  90     nsAString str;
  91     nsresult nsres;
  92
  93     nsAString_InitDepend(&str, path);
  94     nsres = NS_NewLocalFile(&str, FALSE, ret);
  95     nsAString_Finish(&str);
  96
  97     if(NS_FAILED(nsres))
  98         WARN("NS_NewLocalFile failed: %08x\n", nsres);
  99     return nsres;
 100 }
 101
 102 typedef struct {
 103     nsISimpleEnumerator nsISimpleEnumerator_iface;
 104     LONG ref;
 105     nsISupports *value;
 106 } nsSingletonEnumerator;
 107
 108 static inline nsSingletonEnumerator *impl_from_nsISimpleEnumerator(nsISimpleEnumerator *iface)
 109 {
 110     return CONTAINING_RECORD(iface, nsSingletonEnumerator, nsISimpleEnumerator_iface);
 111 }
 112
 113 static nsresult NSAPI nsSingletonEnumerator_QueryInterface(nsISimpleEnumerator *iface, nsIIDRef riid, void **ppv)
 114 {
 115     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 116
 117     if(IsEqualGUID(&IID_nsISupports, riid)) {
 118         TRACE("(%p)->(IID_nsISupports %p)\n", This, ppv);
 119         *ppv = &This->nsISimpleEnumerator_iface;
 120     }else if(IsEqualGUID(&IID_nsISimpleEnumerator, riid)) {
 121         TRACE("(%p)->(IID_nsISimpleEnumerator %p)\n", This, ppv);
 122         *ppv = &This->nsISimpleEnumerator_iface;
 123     }else {
 124         TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
 125         *ppv = NULL;
 126         return NS_NOINTERFACE;
 127     }
 128
 129     nsISupports_AddRef((nsISupports*)*ppv);
 130     return NS_OK;
 131 }
 132
 133 static nsrefcnt NSAPI nsSingletonEnumerator_AddRef(nsISimpleEnumerator *iface)
 134 {
 135     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 136     nsrefcnt ref = InterlockedIncrement(&This->ref);
 137
 138     TRACE("(%p) ref=%d\n", This, ref);
 139
 140     return ref;
 141 }
 142
 143 static nsrefcnt NSAPI nsSingletonEnumerator_Release(nsISimpleEnumerator *iface)
 144 {
 145     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 146     nsrefcnt ref = InterlockedDecrement(&This->ref);
 147
 148     TRACE("(%p) ref=%d\n", This, ref);
 149
 150     if(!ref) {
 151         if(This->value)
 152             nsISupports_Release(This->value);
 153         heap_free(This);
 154     }
 155
 156     return ref;
 157 }
 158
 159 static nsresult NSAPI nsSingletonEnumerator_HasMoreElements(nsISimpleEnumerator *iface, cpp_bool *_retval)
 160 {
 161     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 162
 163     TRACE("(%p)->()\n", This);
 164
 165     *_retval = This->value != NULL;
 166     return NS_OK;
 167 }
 168
 169 static nsresult NSAPI nsSingletonEnumerator_GetNext(nsISimpleEnumerator *iface, nsISupports **_retval)
 170 {
 171     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 172
 173     TRACE("(%p)->()\n", This);
 174
 175     if(!This->value)
 176         return NS_ERROR_UNEXPECTED;
 177
 178     *_retval = This->value;
 179     This->value = NULL;
 180     return NS_OK;
 181 }
 182
 183 static const nsISimpleEnumeratorVtbl nsSingletonEnumeratorVtbl = {
 184     nsSingletonEnumerator_QueryInterface,
 185     nsSingletonEnumerator_AddRef,
 186     nsSingletonEnumerator_Release,
 187     nsSingletonEnumerator_HasMoreElements,
 188     nsSingletonEnumerator_GetNext
 189 };
 190
 191 static nsISimpleEnumerator *create_singleton_enumerator(nsISupports *value)
 192 {
 193     nsSingletonEnumerator *ret;
 194
 195     ret = heap_alloc(sizeof(*ret));
 196     if(!ret)
 197         return NULL;
 198
 199     ret->nsISimpleEnumerator_iface.lpVtbl = &nsSingletonEnumeratorVtbl;
 200     ret->ref = 1;
 201
 202     if(value)
 203         nsISupports_AddRef(value);
 204     ret->value = value;
 205     return &ret->nsISimpleEnumerator_iface;
 206 }
 207
 208 static nsresult NSAPI nsDirectoryServiceProvider2_QueryInterface(nsIDirectoryServiceProvider2 *iface,
 209         nsIIDRef riid, void **result)
 210 {
 211     if(IsEqualGUID(&IID_nsISupports, riid)) {
 212         TRACE("(IID_nsISupports %p)\n", result);
 213         *result = iface;
 214     }else if(IsEqualGUID(&IID_nsIDirectoryServiceProvider, riid)) {
 215         TRACE("(IID_nsIDirectoryServiceProvider %p)\n", result);
 216         *result = iface;
 217     }else if(IsEqualGUID(&IID_nsIDirectoryServiceProvider2, riid)) {
 218         TRACE("(IID_nsIDirectoryServiceProvider2 %p)\n", result);
 219         *result = iface;
 220     }else {
 221         WARN("(%s %p)\n", debugstr_guid(riid), result);
 222         *result = NULL;
 223         return NS_NOINTERFACE;
 224     }
 225
 226     nsISupports_AddRef((nsISupports*)*result);
 227     return NS_OK;
 228 }
 229
 230 static nsrefcnt NSAPI nsDirectoryServiceProvider2_AddRef(nsIDirectoryServiceProvider2 *iface)
 231 {
 232     return 2;
 233 }
 234
 235 static nsrefcnt NSAPI nsDirectoryServiceProvider2_Release(nsIDirectoryServiceProvider2 *iface)
 236 {
 237     return 1;
 238 }
 239
 240 static nsresult create_profile_directory(void)
 241 {
 242     static const WCHAR wine_geckoW[] = {'\\','w','i','n','e','_','g','e','c','k','o',0};
 243
 244     WCHAR path[MAX_PATH + sizeof(wine_geckoW)/sizeof(WCHAR)];
 245     cpp_bool exists;
 246     nsresult nsres;
 247     HRESULT hres;
 248
 249     hres = SHGetFolderPathW(NULL, CSIDL_APPDATA, NULL, SHGFP_TYPE_CURRENT, path);
 250     if(FAILED(hres)) {
 251         ERR("SHGetFolderPath failed: %08x\n", hres);
 252         return NS_ERROR_FAILURE;
 253     }
 254
 255     strcatW(path, wine_geckoW);
 256     nsres = create_nsfile(path, &profile_directory);
 257     if(NS_FAILED(nsres))
 258         return nsres;
 259
 260     nsres = nsIFile_Exists(profile_directory, &exists);
 261     if(NS_FAILED(nsres)) {
 262         ERR("Exists failed: %08x\n", nsres);
 263         return nsres;
 264     }
 265
 266     if(!exists) {
 267         nsres = nsIFile_Create(profile_directory, 1, 0700);
 268         if(NS_FAILED(nsres))
 269             ERR("Create failed: %08x\n", nsres);
 270     }
 271
 272     return nsres;
 273 }
 274
 275 static nsresult NSAPI nsDirectoryServiceProvider2_GetFile(nsIDirectoryServiceProvider2 *iface,
 276         const char *prop, cpp_bool *persistent, nsIFile **_retval)
 277 {
 278     TRACE("(%s %p %p)\n", debugstr_a(prop), persistent, _retval);
 279
 280     if(!strcmp(prop, "ProfD")) {
 281         if(!profile_directory) {
 282             nsresult nsres;
 283
 284             nsres = create_profile_directory();
 285             if(NS_FAILED(nsres))
 286                 return nsres;
 287         }
 288
 289         assert(profile_directory != NULL);
 290         return nsIFile_Clone(profile_directory, _retval);
 291     }
 292
 293     *_retval = NULL;
 294     return NS_ERROR_FAILURE;
 295 }
 296
 297 static nsresult NSAPI nsDirectoryServiceProvider2_GetFiles(nsIDirectoryServiceProvider2 *iface,
 298         const char *prop, nsISimpleEnumerator **_retval)
 299 {
 300     TRACE("(%s %p)\n", debugstr_a(prop), _retval);
 301
 302     if(!strcmp(prop, "APluginsDL")) {
 303         WCHAR plugin_path[MAX_PATH];
 304         nsIFile *file;
 305         int len;
 306         nsresult nsres;
 307
 308         if(!plugin_directory) {
 309             static const WCHAR gecko_pluginW[] = {'\\','g','e','c','k','o','\\','p','l','u','g','i','n',0};
 310
 311             len = GetSystemDirectoryW(plugin_path, (sizeof(plugin_path)-sizeof(gecko_pluginW))/sizeof(WCHAR)+1);
 312             if(!len)
 313                 return NS_ERROR_UNEXPECTED;
 314
 315             strcpyW(plugin_path+len, gecko_pluginW);
 316             nsres = create_nsfile(plugin_path, &plugin_directory);
 317             if(NS_FAILED(nsres)) {
 318                 *_retval = NULL;
 319                 return nsres;
 320             }
 321         }
 322
 323         nsres = nsIFile_Clone(plugin_directory, &file);
 324         if(NS_FAILED(nsres))
 325             return nsres;
 326
 327         *_retval = create_singleton_enumerator((nsISupports*)file);
 328         nsIFile_Release(file);
 329         if(!*_retval)
 330             return NS_ERROR_OUT_OF_MEMORY;
 331
 332         return NS_OK;
 333     }
 334
 335     *_retval = NULL;
 336     return NS_ERROR_FAILURE;
 337 }
 338
 339 static const nsIDirectoryServiceProvider2Vtbl nsDirectoryServiceProvider2Vtbl = {
 340     nsDirectoryServiceProvider2_QueryInterface,
 341     nsDirectoryServiceProvider2_AddRef,
 342     nsDirectoryServiceProvider2_Release,
 343     nsDirectoryServiceProvider2_GetFile,
 344     nsDirectoryServiceProvider2_GetFiles
 345 };
 346
 347 static nsIDirectoryServiceProvider2 nsDirectoryServiceProvider2 =
 348     { &nsDirectoryServiceProvider2Vtbl };
 349
 350 static LRESULT WINAPI nsembed_proc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
 351 {
 352     NSContainer *This;
 353     nsresult nsres;
 354
 355     static const WCHAR wszTHIS[] = {'T','H','I','S',0};
 356
 357     if(msg == WM_CREATE) {
 358         This = *(NSContainer**)lParam;
 359         SetPropW(hwnd, wszTHIS, This);
 360     }else {
 361         This = GetPropW(hwnd, wszTHIS);
 362     }
 363
 364     switch(msg) {
 365     case WM_SIZE:
 366         TRACE("(%p)->(WM_SIZE)\n", This);
 367
 368         nsres = nsIBaseWindow_SetSize(This->window,
 369                 LOWORD(lParam), HIWORD(lParam), TRUE);
 370         if(NS_FAILED(nsres))
 371             WARN("SetSize failed: %08x\n", nsres);
 372         break;
 373
 374     case WM_PARENTNOTIFY:
 375         TRACE("WM_PARENTNOTIFY %x\n", (unsigned)wParam);
 376
 377         switch(wParam) {
 378         case WM_LBUTTONDOWN:
 379         case WM_RBUTTONDOWN:
 380             nsIWebBrowserFocus_Activate(This->focus);
 381         }
 382     }
 383
 384     return DefWindowProcW(hwnd, msg, wParam, lParam);
 385 }
 386
 387
 388 static void register_nscontainer_class(void)
 389 {
 390     static WNDCLASSEXW wndclass = {
 391         sizeof(WNDCLASSEXW),
 392         CS_DBLCLKS,
 393         nsembed_proc,
 394         0, 0, NULL, NULL, NULL, NULL, NULL,
 395         wszNsContainer,
 396         NULL,
 397     };
 398     wndclass.hInstance = hInst;
 399     nscontainer_class = RegisterClassExW(&wndclass);
 400 }
 401
 402 #ifndef __REACTOS__
 403 static BOOL install_wine_gecko(void)
 404 {
 405     PROCESS_INFORMATION pi;
 406     STARTUPINFOW si;
 407     WCHAR app[MAX_PATH];
 408     WCHAR *args;
 409     LONG len;
 410     BOOL ret;
 411
 412     static const WCHAR controlW[] = {'\\','c','o','n','t','r','o','l','.','e','x','e',0};
 413     static const WCHAR argsW[] =
 414         {' ','a','p','p','w','i','z','.','c','p','l',' ','i','n','s','t','a','l','l','_','g','e','c','k','o',0};
 415
 416     len = GetSystemDirectoryW(app, MAX_PATH-sizeof(controlW)/sizeof(WCHAR));
 417     memcpy(app+len, controlW, sizeof(controlW));
 418
 419     args = heap_alloc(len*sizeof(WCHAR) + sizeof(controlW) + sizeof(argsW));
 420     if(!args)
 421         return FALSE;
 422
 423     memcpy(args, app, len*sizeof(WCHAR) + sizeof(controlW));
 424     memcpy(args + len + sizeof(controlW)/sizeof(WCHAR)-1, argsW, sizeof(argsW));
 425
 426     TRACE("starting %s\n", debugstr_w(args));
 427
 428     memset(&si, 0, sizeof(si));
 429     si.cb = sizeof(si);
 430     ret = CreateProcessW(app, args, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi);
 431     heap_free(args);
 432     if (ret) {
 433         CloseHandle(pi.hThread);
 434         WaitForSingleObject(pi.hProcess, INFINITE);
 435         CloseHandle(pi.hProcess);
 436     }
 437
 438     return ret;
 439 }
 440 #endif
 441
 442 static void set_environment(LPCWSTR gre_path)
 443 {
 444     WCHAR path_env[MAX_PATH], buf[20];
 445     int len, debug_level = 0;
 446
 447     static const WCHAR pathW[] = {'P','A','T','H',0};
 448     static const WCHAR warnW[] = {'w','a','r','n',0};
 449     static const WCHAR xpcom_debug_breakW[] =
 450         {'X','P','C','O','M','_','D','E','B','U','G','_','B','R','E','A','K',0};
 451     static const WCHAR nspr_log_modulesW[] =
 452         {'N','S','P','R','_','L','O','G','_','M','O','D','U','L','E','S',0};
 453     static const WCHAR debug_formatW[] = {'a','l','l',':','%','d',0};
 454
 455     /* We have to modify PATH as XPCOM loads other DLLs from this directory. */
 456     GetEnvironmentVariableW(pathW, path_env, sizeof(path_env)/sizeof(WCHAR));
 457     len = strlenW(path_env);
 458     path_env[len++] = ';';
 459     strcpyW(path_env+len, gre_path);
 460     SetEnvironmentVariableW(pathW, path_env);
 461
 462     SetEnvironmentVariableW(xpcom_debug_breakW, warnW);
 463
 464     if(TRACE_ON(gecko))
 465         debug_level = 5;
 466     else if(WARN_ON(gecko))
 467         debug_level = 3;
 468     else if(ERR_ON(gecko))
 469         debug_level = 2;
 470
 471     sprintfW(buf, debug_formatW, debug_level);
 472     SetEnvironmentVariableW(nspr_log_modulesW, buf);
 473 }
 474
 475 static BOOL load_xul(const PRUnichar *gre_path)
 476 {
 477     static const WCHAR xul_dllW[] = {'\\','x','u','l','.','d','l','l',0};
 478     WCHAR file_name[MAX_PATH];
 479
 480     strcpyW(file_name, gre_path);
 481     strcatW(file_name, xul_dllW);
 482
 483     TRACE("(%s)\n", debugstr_w(file_name));
 484
 485     set_environment(gre_path);
 486
 487     xul_handle = LoadLibraryExW(file_name, 0, LOAD_WITH_ALTERED_SEARCH_PATH);
 488     if(!xul_handle) {
 489         WARN("Could not load XUL: %d\n", GetLastError());
 490         return FALSE;
 491     }
 492
 493 #define NS_DLSYM(func) \
 494     func = (void *)GetProcAddress(xul_handle, #func "_P"); \
 495     if(!func) \
 496         ERR("Could not GetProcAddress(" #func ") failed\n")
 497
 498     NS_DLSYM(NS_InitXPCOM2);
 499     NS_DLSYM(NS_ShutdownXPCOM);
 500     NS_DLSYM(NS_GetComponentRegistrar);
 501     NS_DLSYM(NS_StringContainerInit2);
 502     NS_DLSYM(NS_CStringContainerInit2);
 503     NS_DLSYM(NS_StringContainerFinish);
 504     NS_DLSYM(NS_CStringContainerFinish);
 505     NS_DLSYM(NS_StringSetData);
 506     NS_DLSYM(NS_CStringSetData);
 507     NS_DLSYM(NS_NewLocalFile);
 508     NS_DLSYM(NS_StringGetData);
 509     NS_DLSYM(NS_CStringGetData);
 510
 511 #undef NS_DLSYM
 512
 513 #define NS_DLSYM(func) \
 514     func = (void *)GetProcAddress(xul_handle, #func); \
 515     if(!func) \
 516         ERR("Could not GetProcAddress(" #func ") failed\n")
 517
 518     NS_DLSYM(ccref_incr);
 519     NS_DLSYM(ccref_decr);
 520     NS_DLSYM(ccref_init);
 521     NS_DLSYM(ccref_unmark_if_purple);
 522     NS_DLSYM(ccp_init);
 523     NS_DLSYM(describe_cc_node);
 524     NS_DLSYM(note_cc_edge);
 525
 526 #undef NS_DLSYM
 527
 528     return TRUE;
 529 }
 530
 531 static BOOL check_version(LPCWSTR gre_path, const char *version_string)
 532 {
 533     WCHAR file_name[MAX_PATH];
 534     char version[128];
 535     DWORD read=0;
 536     HANDLE hfile;
 537
 538     static const WCHAR wszVersion[] = {'\\','V','E','R','S','I','O','N',0};
 539
 540     strcpyW(file_name, gre_path);
 541     strcatW(file_name, wszVersion);
 542
 543     hfile = CreateFileW(file_name, GENERIC_READ, FILE_SHARE_READ, NULL,
 544                         OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
 545     if(hfile == INVALID_HANDLE_VALUE) {
 546         ERR("Could not open VERSION file\n");
 547         return FALSE;
 548     }
 549
 550     ReadFile(hfile, version, sizeof(version), &read, NULL);
 551     version[read] = 0;
 552     CloseHandle(hfile);
 553
 554     TRACE("%s\n", debugstr_a(version));
 555
 556     if(strcmp(version, version_string)) {
 557         ERR("Unexpected version %s, expected %s\n", debugstr_a(version),
 558             debugstr_a(version_string));
 559         return FALSE;
 560     }
 561
 562     return TRUE;
 563 }
 564
 565 static BOOL load_wine_gecko_v(PRUnichar *gre_path, HKEY mshtml_key,
 566         const char *version, const char *version_string)
 567 {
 568     DWORD res, type, size = MAX_PATH;
 569     HKEY hkey = mshtml_key;
 570
 571     static const WCHAR wszGeckoPath[] =
 572         {'G','e','c','k','o','P','a','t','h',0};
 573
 574     if(version) {
 575         /* @@ Wine registry key: HKLM\Software\Wine\MSHTML\<version> */
 576         res = RegOpenKeyA(mshtml_key, version, &hkey);
 577         if(res != ERROR_SUCCESS)
 578             return FALSE;
 579     }
 580
 581     res = RegQueryValueExW(hkey, wszGeckoPath, NULL, &type, (LPBYTE)gre_path, &size);
 582     if(hkey != mshtml_key)
 583         RegCloseKey(hkey);
 584     if(res != ERROR_SUCCESS || type != REG_SZ)
 585         return FALSE;
 586
 587     if(!check_version(gre_path, version_string))
 588         return FALSE;
 589
 590     return load_xul(gre_path);
 591 }
 592
 593 static BOOL load_wine_gecko(PRUnichar *gre_path)
 594 {
 595     HKEY hkey;
 596     DWORD res;
 597     BOOL ret;
 598
 599     static const WCHAR wszMshtmlKey[] = {
 600         'S','o','f','t','w','a','r','e','\\','W','i','n','e',
 601         '\\','M','S','H','T','M','L',0};
 602
 603     /* @@ Wine registry key: HKLM\Software\Wine\MSHTML */
 604     res = RegOpenKeyW(HKEY_LOCAL_MACHINE, wszMshtmlKey, &hkey);
 605     if(res != ERROR_SUCCESS)
 606         return FALSE;
 607
 608     ret = load_wine_gecko_v(gre_path, hkey, GECKO_VERSION, GECKO_VERSION_STRING);
 609
 610     RegCloseKey(hkey);
 611     return ret;
 612 }
 613
 614 static void set_bool_pref(nsIPrefBranch *pref, const char *pref_name, BOOL val)
 615 {
 616     nsresult nsres;
 617
 618     nsres = nsIPrefBranch_SetBoolPref(pref, pref_name, val);
 619     if(NS_FAILED(nsres))
 620         ERR("Could not set pref %s\n", debugstr_a(pref_name));
 621 }
 622
 623 static void set_int_pref(nsIPrefBranch *pref, const char *pref_name, int val)
 624 {
 625     nsresult nsres;
 626
 627     nsres = nsIPrefBranch_SetIntPref(pref, pref_name, val);
 628     if(NS_FAILED(nsres))
 629         ERR("Could not set pref %s\n", debugstr_a(pref_name));
 630 }
 631
 632 static void set_string_pref(nsIPrefBranch *pref, const char *pref_name, const char *val)
 633 {
 634     nsresult nsres;
 635
 636     nsres = nsIPrefBranch_SetCharPref(pref, pref_name, val);
 637     if(NS_FAILED(nsres))
 638         ERR("Could not set pref %s\n", debugstr_a(pref_name));
 639 }
 640
 641 static void set_lang(nsIPrefBranch *pref)
 642 {
 643     char langs[100];
 644     DWORD res, size, type;
 645     HKEY hkey;
 646
 647     static const WCHAR international_keyW[] =
 648         {'S','o','f','t','w','a','r','e',
 649          '\\','M','i','c','r','o','s','o','f','t',
 650          '\\','I','n','t','e','r','n','e','t',' ','E','x','p','l','o','r','e','r',
 651          '\\','I','n','t','e','r','n','a','t','i','o','n','a','l',0};
 652
 653     res = RegOpenKeyW(HKEY_CURRENT_USER, international_keyW, &hkey);
 654     if(res != ERROR_SUCCESS)
 655         return;
 656
 657     size = sizeof(langs);
 658     res = RegQueryValueExA(hkey, "AcceptLanguage", 0, &type, (LPBYTE)langs, &size);
 659     RegCloseKey(hkey);
 660     if(res != ERROR_SUCCESS || type != REG_SZ)
 661         return;
 662
 663     TRACE("Setting lang %s\n", debugstr_a(langs));
 664
 665     set_string_pref(pref, "intl.accept_languages", langs);
 666 }
 667
 668 static void set_preferences(void)
 669 {
 670     nsIPrefBranch *pref;
 671     nsresult nsres;
 672
 673     nsres = nsIServiceManager_GetServiceByContractID(pServMgr, NS_PREFERENCES_CONTRACTID,
 674             &IID_nsIPrefBranch, (void**)&pref);
 675     if(NS_FAILED(nsres)) {
 676         ERR("Could not get preference service: %08x\n", nsres);
 677         return;
 678     }
 679
 680     set_lang(pref);
 681     set_bool_pref(pref, "security.warn_entering_secure", FALSE);
 682     set_bool_pref(pref, "security.warn_submit_insecure", FALSE);
 683     set_int_pref(pref, "layout.spellcheckDefault", 0);
 684
 685     nsIPrefBranch_Release(pref);
 686 }
 687
 688 static BOOL init_xpcom(const PRUnichar *gre_path)
 689 {
 690     nsIComponentRegistrar *registrar = NULL;
 691     nsIFile *gre_dir;
 692     WCHAR *ptr;
 693     nsresult nsres;
 694
 695     nsres = create_nsfile(gre_path, &gre_dir);
 696     if(NS_FAILED(nsres)) {
 697         FreeLibrary(xul_handle);
 698         return FALSE;
 699     }
 700
 701     nsres = NS_InitXPCOM2(&pServMgr, gre_dir, (nsIDirectoryServiceProvider*)&nsDirectoryServiceProvider2);
 702     if(NS_FAILED(nsres)) {
 703         ERR("NS_InitXPCOM2 failed: %08x\n", nsres);
 704         FreeLibrary(xul_handle);
 705         return FALSE;
 706     }
 707
 708     strcpyW(gecko_path, gre_path);
 709     for(ptr = gecko_path; *ptr; ptr++) {
 710         if(*ptr == '\\')
 711             *ptr = '/';
 712     }
 713     gecko_path_len = ptr-gecko_path;
 714
 715     nsres = nsIServiceManager_QueryInterface(pServMgr, &IID_nsIComponentManager, (void**)&pCompMgr);
 716     if(NS_FAILED(nsres))
 717         ERR("Could not get nsIComponentManager: %08x\n", nsres);
 718
 719     nsres = NS_GetComponentRegistrar(&registrar);
 720     if(NS_SUCCEEDED(nsres))
 721         init_nsio(pCompMgr, registrar);
 722     else
 723         ERR("NS_GetComponentRegistrar failed: %08x\n", nsres);
 724
 725     init_mutation(pCompMgr);
 726     set_preferences();
 727
 728     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr, NS_MEMORY_CONTRACTID,
 729             NULL, &IID_nsIMemory, (void**)&nsmem);
 730     if(NS_FAILED(nsres))
 731         ERR("Could not get nsIMemory: %08x\n", nsres);
 732
 733     if(registrar) {
 734         register_nsservice(registrar, pServMgr);
 735         nsIComponentRegistrar_Release(registrar);
 736     }
 737
 738     init_node_cc();
 739
 740     return TRUE;
 741 }
 742
 743 static CRITICAL_SECTION cs_load_gecko;
 744 static CRITICAL_SECTION_DEBUG cs_load_gecko_dbg =
 745 {
 746     0, 0, &cs_load_gecko,
 747     { &cs_load_gecko_dbg.ProcessLocksList, &cs_load_gecko_dbg.ProcessLocksList },
 748       0, 0, { (DWORD_PTR)(__FILE__ ": load_gecko") }
 749 };
 750 static CRITICAL_SECTION cs_load_gecko = { &cs_load_gecko_dbg, -1, 0, 0, 0, 0 };
 751
 752 BOOL load_gecko(void)
 753 {
 754     PRUnichar gre_path[MAX_PATH];
 755     BOOL ret = FALSE;
 756
 757     static DWORD loading_thread;
 758
 759     TRACE("()\n");
 760
 761     /* load_gecko may be called recursively */
 762     if(loading_thread == GetCurrentThreadId())
 763         return pCompMgr != NULL;
 764
 765     EnterCriticalSection(&cs_load_gecko);
 766
 767     if(!loading_thread) {
 768         loading_thread = GetCurrentThreadId();
 769
 770 #ifdef __REACTOS__
 771         if(load_wine_gecko(gre_path))
 772 #else
 773         if(load_wine_gecko(gre_path)
 774            || (install_wine_gecko() && load_wine_gecko(gre_path)))
 775 #endif
 776             ret = init_xpcom(gre_path);
 777         else
 778            MESSAGE("Could not load wine-gecko. HTML rendering will be disabled.\n");
 779     }else {
 780         ret = pCompMgr != NULL;
 781     }
 782
 783     LeaveCriticalSection(&cs_load_gecko);
 784
 785     return ret;
 786 }
 787
 788 void *nsalloc(size_t size)
 789 {
 790     return nsIMemory_Alloc(nsmem, size);
 791 }
 792
 793 void nsfree(void *mem)
 794 {
 795     nsIMemory_Free(nsmem, mem);
 796 }
 797
 798 static BOOL nsACString_Init(nsACString *str, const char *data)
 799 {
 800     return NS_SUCCEEDED(NS_CStringContainerInit2(str, data, PR_UINT32_MAX, 0));
 801 }
 802
 803 /*
 804  * Initializes nsACString with data owned by caller.
 805  * Caller must ensure that data is valid during lifetime of string object.
 806  */
 807 void nsACString_InitDepend(nsACString *str, const char *data)
 808 {
 809     NS_CStringContainerInit2(str, data, PR_UINT32_MAX, NS_CSTRING_CONTAINER_INIT_DEPEND);
 810 }
 811
 812 void nsACString_SetData(nsACString *str, const char *data)
 813 {
 814     NS_CStringSetData(str, data, PR_UINT32_MAX);
 815 }
 816
 817 UINT32 nsACString_GetData(const nsACString *str, const char **data)
 818 {
 819     return NS_CStringGetData(str, data, NULL);
 820 }
 821
 822 void nsACString_Finish(nsACString *str)
 823 {
 824     NS_CStringContainerFinish(str);
 825 }
 826
 827 BOOL nsAString_Init(nsAString *str, const PRUnichar *data)
 828 {
 829     return NS_SUCCEEDED(NS_StringContainerInit2(str, data, PR_UINT32_MAX, 0));
 830 }
 831
 832 /*
 833  * Initializes nsAString with data owned by caller.
 834  * Caller must ensure that data is valid during lifetime of string object.
 835  */
 836 void nsAString_InitDepend(nsAString *str, const PRUnichar *data)
 837 {
 838     NS_StringContainerInit2(str, data, PR_UINT32_MAX, NS_STRING_CONTAINER_INIT_DEPEND);
 839 }
 840
 841 void nsAString_SetData(nsAString *str, const PRUnichar *data)
 842 {
 843     NS_StringSetData(str, data, PR_UINT32_MAX);
 844 }
 845
 846 UINT32 nsAString_GetData(const nsAString *str, const PRUnichar **data)
 847 {
 848     return NS_StringGetData(str, data, NULL);
 849 }
 850
 851 void nsAString_Finish(nsAString *str)
 852 {
 853     NS_StringContainerFinish(str);
 854 }
 855
 856 HRESULT return_nsstr(nsresult nsres, nsAString *nsstr, BSTR *p)
 857 {
 858     const PRUnichar *str;
 859
 860     if(NS_FAILED(nsres)) {
 861         ERR("failed: %08x\n", nsres);
 862         nsAString_Finish(nsstr);
 863         return E_FAIL;
 864     }
 865
 866     nsAString_GetData(nsstr, &str);
 867     TRACE("ret %s\n", debugstr_w(str));
 868     if(*str) {
 869         *p = SysAllocString(str);
 870         if(!*p)
 871             return E_OUTOFMEMORY;
 872     }else {
 873         *p = NULL;
 874     }
 875
 876     nsAString_Finish(nsstr);
 877     return S_OK;
 878 }
 879
 880 nsICommandParams *create_nscommand_params(void)
 881 {
 882     nsICommandParams *ret = NULL;
 883     nsresult nsres;
 884
 885     if(!pCompMgr)
 886         return NULL;
 887
 888     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
 889             NS_COMMANDPARAMS_CONTRACTID, NULL, &IID_nsICommandParams,
 890             (void**)&ret);
 891     if(NS_FAILED(nsres))
 892         ERR("Could not get nsICommandParams\n");
 893
 894     return ret;
 895 }
 896
 897 nsIWritableVariant *create_nsvariant(void)
 898 {
 899     nsIWritableVariant *ret = NULL;
 900     nsresult nsres;
 901
 902     if(!pCompMgr)
 903         return NULL;
 904
 905     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
 906             NS_VARIANT_CONTRACTID, NULL, &IID_nsIWritableVariant, (void**)&ret);
 907     if(NS_FAILED(nsres))
 908         ERR("Could not get nsIVariant\n");
 909
 910     return ret;
 911 }
 912
 913 nsresult get_nsinterface(nsISupports *iface, REFIID riid, void **ppv)
 914 {
 915     nsIInterfaceRequestor *iface_req;
 916     nsresult nsres;
 917
 918     nsres = nsISupports_QueryInterface(iface, &IID_nsIInterfaceRequestor, (void**)&iface_req);
 919     if(NS_FAILED(nsres))
 920         return nsres;
 921
 922     nsres = nsIInterfaceRequestor_GetInterface(iface_req, riid, ppv);
 923     nsIInterfaceRequestor_Release(iface_req);
 924
 925     return nsres;
 926 }
 927
 928 static HRESULT nsnode_to_nsstring_rec(nsIContentSerializer *serializer, nsIDOMNode *nsnode, nsAString *str)
 929 {
 930     nsIDOMNodeList *node_list = NULL;
 931     cpp_bool has_children = FALSE;
 932     nsIContent *nscontent;
 933     UINT16 type;
 934     nsresult nsres;
 935
 936     nsIDOMNode_HasChildNodes(nsnode, &has_children);
 937
 938     nsres = nsIDOMNode_GetNodeType(nsnode, &type);
 939     if(NS_FAILED(nsres)) {
 940         ERR("GetType failed: %08x\n", nsres);
 941         return E_FAIL;
 942     }
 943
 944     if(type != DOCUMENT_NODE) {
 945         nsres = nsIDOMNode_QueryInterface(nsnode, &IID_nsIContent, (void**)&nscontent);
 946         if(NS_FAILED(nsres)) {
 947             ERR("Could not get nsIContent interface: %08x\n", nsres);
 948             return E_FAIL;
 949         }
 950     }
 951
 952     switch(type) {
 953     case ELEMENT_NODE:
 954         nsIContentSerializer_AppendElementStart(serializer, nscontent, nscontent, str);
 955         break;
 956     case TEXT_NODE:
 957         nsIContentSerializer_AppendText(serializer, nscontent, 0, -1, str);
 958         break;
 959     case COMMENT_NODE:
 960         nsres = nsIContentSerializer_AppendComment(serializer, nscontent, 0, -1, str);
 961         break;
 962     case DOCUMENT_NODE: {
 963         nsIDocument *nsdoc;
 964         nsIDOMNode_QueryInterface(nsnode, &IID_nsIDocument, (void**)&nsdoc);
 965         nsIContentSerializer_AppendDocumentStart(serializer, nsdoc, str);
 966         nsIDocument_Release(nsdoc);
 967         break;
 968     }
 969     case DOCUMENT_TYPE_NODE:
 970         nsIContentSerializer_AppendDoctype(serializer, nscontent, str);
 971         break;
 972     case DOCUMENT_FRAGMENT_NODE:
 973         break;
 974     default:
 975         FIXME("Unhandled type %u\n", type);
 976     }
 977
 978     if(has_children) {
 979         UINT32 child_cnt, i;
 980         nsIDOMNode *child_node;
 981
 982         nsIDOMNode_GetChildNodes(nsnode, &node_list);
 983         nsIDOMNodeList_GetLength(node_list, &child_cnt);
 984
 985         for(i=0; i<child_cnt; i++) {
 986             nsres = nsIDOMNodeList_Item(node_list, i, &child_node);
 987             if(NS_SUCCEEDED(nsres)) {
 988                 nsnode_to_nsstring_rec(serializer, child_node, str);
 989                 nsIDOMNode_Release(child_node);
 990             }else {
 991                 ERR("Item failed: %08x\n", nsres);
 992             }
 993         }
 994
 995         nsIDOMNodeList_Release(node_list);
 996     }
 997
 998     if(type == ELEMENT_NODE)
 999         nsIContentSerializer_AppendElementEnd(serializer, nscontent, str);
1000
1001     if(type != DOCUMENT_NODE)
1002         nsIContent_Release(nscontent);
1003     return S_OK;
1004 }
1005
1006 HRESULT nsnode_to_nsstring(nsIDOMNode *nsnode, nsAString *str)
1007 {
1008     nsIContentSerializer *serializer;
1009     nsresult nsres;
1010     HRESULT hres;
1011
1012     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
1013             NS_HTMLSERIALIZER_CONTRACTID, NULL, &IID_nsIContentSerializer,
1014             (void**)&serializer);
1015     if(NS_FAILED(nsres)) {
1016         ERR("Could not get nsIContentSerializer: %08x\n", nsres);
1017         return E_FAIL;
1018     }
1019
1020     nsres = nsIContentSerializer_Init(serializer, 0, 100, NULL, FALSE, FALSE /* FIXME */);
1021     if(NS_FAILED(nsres))
1022         ERR("Init failed: %08x\n", nsres);
1023
1024     hres = nsnode_to_nsstring_rec(serializer, nsnode, str);
1025     if(SUCCEEDED(hres)) {
1026         nsres = nsIContentSerializer_Flush(serializer, str);
1027         if(NS_FAILED(nsres))
1028             ERR("Flush failed: %08x\n", nsres);
1029     }
1030
1031     nsIContentSerializer_Release(serializer);
1032     return hres;
1033 }
1034
1035 void get_editor_controller(NSContainer *This)
1036 {
1037     nsIEditingSession *editing_session = NULL;
1038     nsIControllerContext *ctrlctx;
1039     nsresult nsres;
1040
1041     if(This->editor) {
1042         nsIEditor_Release(This->editor);
1043         This->editor = NULL;
1044     }
1045
1046     if(This->editor_controller) {
1047         nsIController_Release(This->editor_controller);
1048         This->editor_controller = NULL;
1049     }
1050
1051     nsres = get_nsinterface((nsISupports*)This->webbrowser, &IID_nsIEditingSession,
1052             (void**)&editing_session);
1053     if(NS_FAILED(nsres)) {
1054         ERR("Could not get nsIEditingSession: %08x\n", nsres);
1055         return;
1056     }
1057
1058     nsres = nsIEditingSession_GetEditorForWindow(editing_session,
1059             This->doc->basedoc.window->nswindow, &This->editor);
1060     nsIEditingSession_Release(editing_session);
1061     if(NS_FAILED(nsres)) {
1062         ERR("Could not get editor: %08x\n", nsres);
1063         return;
1064     }
1065
1066     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
1067             NS_EDITORCONTROLLER_CONTRACTID, NULL, &IID_nsIControllerContext, (void**)&ctrlctx);
1068     if(NS_SUCCEEDED(nsres)) {
1069         nsres = nsIControllerContext_SetCommandContext(ctrlctx, (nsISupports *)This->editor);
1070         if(NS_FAILED(nsres))
1071             ERR("SetCommandContext failed: %08x\n", nsres);
1072         nsres = nsIControllerContext_QueryInterface(ctrlctx, &IID_nsIController,
1073                 (void**)&This->editor_controller);
1074         nsIControllerContext_Release(ctrlctx);
1075         if(NS_FAILED(nsres))
1076             ERR("Could not get nsIController interface: %08x\n", nsres);
1077     }else {
1078         ERR("Could not create edit controller: %08x\n", nsres);
1079     }
1080 }
1081
1082 void close_gecko(void)
1083 {
1084     TRACE("()\n");
1085
1086     release_nsio();
1087     init_mutation(NULL);
1088
1089     if(profile_directory) {
1090         nsIFile_Release(profile_directory);
1091         profile_directory = NULL;
1092     }
1093
1094     if(plugin_directory) {
1095         nsIFile_Release(plugin_directory);
1096         plugin_directory = NULL;
1097     }
1098
1099     if(pCompMgr)
1100         nsIComponentManager_Release(pCompMgr);
1101
1102     if(pServMgr)
1103         nsIServiceManager_Release(pServMgr);
1104
1105     if(nsmem)
1106         nsIMemory_Release(nsmem);
1107
1108     /* Gecko doesn't really support being unloaded */
1109     /* if (hXPCOM) FreeLibrary(hXPCOM); */
1110
1111     DeleteCriticalSection(&cs_load_gecko);
1112 }
1113
1114 BOOL is_gecko_path(const char *path)
1115 {
1116     WCHAR *buf, *ptr;
1117     BOOL ret;
1118
1119     buf = heap_strdupUtoW(path);
1120     if(!buf || strlenW(buf) < gecko_path_len)
1121         return FALSE;
1122
1123     for(ptr = buf; *ptr; ptr++) {
1124         if(*ptr == '\\')
1125             *ptr = '/';
1126     }
1127
1128     UrlUnescapeW(buf, NULL, NULL, URL_UNESCAPE_INPLACE);
1129     buf[gecko_path_len] = 0;
1130
1131     ret = !strcmpiW(buf, gecko_path);
1132     heap_free(buf);
1133     return ret;
1134 }
1135
1136 struct nsWeakReference {
1137     nsIWeakReference nsIWeakReference_iface;
1138
1139     LONG ref;
1140
1141     NSContainer *nscontainer;
1142 };
1143
1144 static inline nsWeakReference *impl_from_nsIWeakReference(nsIWeakReference *iface)
1145 {
1146     return CONTAINING_RECORD(iface, nsWeakReference, nsIWeakReference_iface);
1147 }
1148
1149 static nsresult NSAPI nsWeakReference_QueryInterface(nsIWeakReference *iface,
1150         nsIIDRef riid, void **result)
1151 {
1152     nsWeakReference *This = impl_from_nsIWeakReference(iface);
1153
1154     if(IsEqualGUID(&IID_nsISupports, riid)) {
1155         TRACE("(%p)->(IID_nsISupports %p)\n", This, result);
1156         *result = &This->nsIWeakReference_iface;
1157     }else if(IsEqualGUID(&IID_nsIWeakReference, riid)) {
1158         TRACE("(%p)->(IID_nsIWeakReference %p)\n", This, result);
1159         *result = &This->nsIWeakReference_iface;
1160     }else {
1161         WARN("(%p)->(%s %p)\n", This, debugstr_guid(riid), result);
1162         *result = NULL;
1163         return NS_NOINTERFACE;
1164     }
1165
1166     nsISupports_AddRef((nsISupports*)*result);
1167     return NS_OK;
1168 }
1169
1170 static nsrefcnt NSAPI nsWeakReference_AddRef(nsIWeakReference *iface)
1171 {
1172     nsWeakReference *This = impl_from_nsIWeakReference(iface);
1173     LONG ref = InterlockedIncrement(&This->ref);
1174
1175     TRACE("(%p) ref=%d\n", This, ref);
1176
1177     return ref;
1178 }
1179
1180 static nsrefcnt NSAPI nsWeakReference_Release(nsIWeakReference *iface)
1181 {
1182     nsWeakReference *This = impl_from_nsIWeakReference(iface);
1183     LONG ref = InterlockedIncrement(&This->ref);
1184
1185     TRACE("(%p) ref=%d\n", This, ref);
1186
1187     if(!ref) {
1188         assert(!This->nscontainer);
1189         heap_free(This);
1190     }
1191
1192     return ref;
1193 }
1194
1195 static nsresult NSAPI nsWeakReference_QueryReferent(nsIWeakReference *iface,
1196         const nsIID *riid, void **result)
1197 {
1198     nsWeakReference *This = impl_from_nsIWeakReference(iface);
1199
1200     if(!This->nscontainer)
1201         return NS_ERROR_NULL_POINTER;
1202
1203     return nsIWebBrowserChrome_QueryInterface(&This->nscontainer->nsIWebBrowserChrome_iface, riid, result);
1204 }
1205
1206 static const nsIWeakReferenceVtbl nsWeakReferenceVtbl = {
1207     nsWeakReference_QueryInterface,
1208     nsWeakReference_AddRef,
1209     nsWeakReference_Release,
1210     nsWeakReference_QueryReferent
1211 };
1212
1213 /**********************************************************
1214  *      nsIWebBrowserChrome interface
1215  */
1216
1217 static inline NSContainer *impl_from_nsIWebBrowserChrome(nsIWebBrowserChrome *iface)
1218 {
1219     return CONTAINING_RECORD(iface, NSContainer, nsIWebBrowserChrome_iface);
1220 }
1221
1222 static nsresult NSAPI nsWebBrowserChrome_QueryInterface(nsIWebBrowserChrome *iface,
1223         nsIIDRef riid, void **result)
1224 {
1225     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1226
1227     *result = NULL;
1228     if(IsEqualGUID(&IID_nsISupports, riid)) {
1229         TRACE("(%p)->(IID_nsISupports, %p)\n", This, result);
1230         *result = &This->nsIWebBrowserChrome_iface;
1231     }else if(IsEqualGUID(&IID_nsIWebBrowserChrome, riid)) {
1232         TRACE("(%p)->(IID_nsIWebBrowserChrome, %p)\n", This, result);
1233         *result = &This->nsIWebBrowserChrome_iface;
1234     }else if(IsEqualGUID(&IID_nsIContextMenuListener, riid)) {
1235         TRACE("(%p)->(IID_nsIContextMenuListener, %p)\n", This, result);
1236         *result = &This->nsIContextMenuListener_iface;
1237     }else if(IsEqualGUID(&IID_nsIURIContentListener, riid)) {
1238         TRACE("(%p)->(IID_nsIURIContentListener %p)\n", This, result);
1239         *result = &This->nsIURIContentListener_iface;
1240     }else if(IsEqualGUID(&IID_nsIEmbeddingSiteWindow, riid)) {
1241         TRACE("(%p)->(IID_nsIEmbeddingSiteWindow %p)\n", This, result);
1242         *result = &This->nsIEmbeddingSiteWindow_iface;
1243     }else if(IsEqualGUID(&IID_nsITooltipListener, riid)) {
1244         TRACE("(%p)->(IID_nsITooltipListener %p)\n", This, result);
1245         *result = &This->nsITooltipListener_iface;
1246     }else if(IsEqualGUID(&IID_nsIInterfaceRequestor, riid)) {
1247         TRACE("(%p)->(IID_nsIInterfaceRequestor %p)\n", This, result);
1248         *result = &This->nsIInterfaceRequestor_iface;
1249     }else if(IsEqualGUID(&IID_nsISupportsWeakReference, riid)) {
1250         TRACE("(%p)->(IID_nsISupportsWeakReference %p)\n", This, result);
1251         *result = &This->nsISupportsWeakReference_iface;
1252     }
1253
1254     if(*result) {
1255         nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1256         return NS_OK;
1257     }
1258
1259     TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), result);
1260     return NS_NOINTERFACE;
1261 }
1262
1263 static nsrefcnt NSAPI nsWebBrowserChrome_AddRef(nsIWebBrowserChrome *iface)
1264 {
1265     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1266     LONG ref = InterlockedIncrement(&This->ref);
1267
1268     TRACE("(%p) ref=%d\n", This, ref);
1269
1270     return ref;
1271 }
1272
1273 static nsrefcnt NSAPI nsWebBrowserChrome_Release(nsIWebBrowserChrome *iface)
1274 {
1275     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1276     LONG ref = InterlockedDecrement(&This->ref);
1277
1278     TRACE("(%p) ref=%d\n", This, ref);
1279
1280     if(!ref) {
1281         if(This->parent)
1282             nsIWebBrowserChrome_Release(&This->parent->nsIWebBrowserChrome_iface);
1283         if(This->weak_reference) {
1284             This->weak_reference->nscontainer = NULL;
1285             nsIWeakReference_Release(&This->weak_reference->nsIWeakReference_iface);
1286         }
1287         heap_free(This);
1288     }
1289
1290     return ref;
1291 }
1292
1293 static nsresult NSAPI nsWebBrowserChrome_SetStatus(nsIWebBrowserChrome *iface,
1294         UINT32 statusType, const PRUnichar *status)
1295 {
1296     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1297     TRACE("(%p)->(%d %s)\n", This, statusType, debugstr_w(status));
1298     return NS_OK;
1299 }
1300
1301 static nsresult NSAPI nsWebBrowserChrome_GetWebBrowser(nsIWebBrowserChrome *iface,
1302         nsIWebBrowser **aWebBrowser)
1303 {
1304     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1305
1306     TRACE("(%p)->(%p)\n", This, aWebBrowser);
1307
1308     if(!aWebBrowser)
1309         return NS_ERROR_INVALID_ARG;
1310
1311     if(This->webbrowser)
1312         nsIWebBrowser_AddRef(This->webbrowser);
1313     *aWebBrowser = This->webbrowser;
1314     return S_OK;
1315 }
1316
1317 static nsresult NSAPI nsWebBrowserChrome_SetWebBrowser(nsIWebBrowserChrome *iface,
1318         nsIWebBrowser *aWebBrowser)
1319 {
1320     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1321
1322     TRACE("(%p)->(%p)\n", This, aWebBrowser);
1323
1324     if(aWebBrowser != This->webbrowser)
1325         ERR("Wrong nsWebBrowser!\n");
1326
1327     return NS_OK;
1328 }
1329
1330 static nsresult NSAPI nsWebBrowserChrome_GetChromeFlags(nsIWebBrowserChrome *iface,
1331         UINT32 *aChromeFlags)
1332 {
1333     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1334     WARN("(%p)->(%p)\n", This, aChromeFlags);
1335     return NS_ERROR_NOT_IMPLEMENTED;
1336 }
1337
1338 static nsresult NSAPI nsWebBrowserChrome_SetChromeFlags(nsIWebBrowserChrome *iface,
1339         UINT32 aChromeFlags)
1340 {
1341     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1342     WARN("(%p)->(%08x)\n", This, aChromeFlags);
1343     return NS_ERROR_NOT_IMPLEMENTED;
1344 }
1345
1346 static nsresult NSAPI nsWebBrowserChrome_DestroyBrowserWindow(nsIWebBrowserChrome *iface)
1347 {
1348     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1349     TRACE("(%p)\n", This);
1350     return NS_ERROR_NOT_IMPLEMENTED;
1351 }
1352
1353 static nsresult NSAPI nsWebBrowserChrome_SizeBrowserTo(nsIWebBrowserChrome *iface,
1354         LONG aCX, LONG aCY)
1355 {
1356     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1357     WARN("(%p)->(%d %d)\n", This, aCX, aCY);
1358     return NS_ERROR_NOT_IMPLEMENTED;
1359 }
1360
1361 static nsresult NSAPI nsWebBrowserChrome_ShowAsModal(nsIWebBrowserChrome *iface)
1362 {
1363     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1364     WARN("(%p)\n", This);
1365     return NS_ERROR_NOT_IMPLEMENTED;
1366 }
1367
1368 static nsresult NSAPI nsWebBrowserChrome_IsWindowModal(nsIWebBrowserChrome *iface, cpp_bool *_retval)
1369 {
1370     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1371     WARN("(%p)->(%p)\n", This, _retval);
1372     return NS_ERROR_NOT_IMPLEMENTED;
1373 }
1374
1375 static nsresult NSAPI nsWebBrowserChrome_ExitModalEventLoop(nsIWebBrowserChrome *iface,
1376         nsresult aStatus)
1377 {
1378     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1379     WARN("(%p)->(%08x)\n", This, aStatus);
1380     return NS_ERROR_NOT_IMPLEMENTED;
1381 }
1382
1383 static const nsIWebBrowserChromeVtbl nsWebBrowserChromeVtbl = {
1384     nsWebBrowserChrome_QueryInterface,
1385     nsWebBrowserChrome_AddRef,
1386     nsWebBrowserChrome_Release,
1387     nsWebBrowserChrome_SetStatus,
1388     nsWebBrowserChrome_GetWebBrowser,
1389     nsWebBrowserChrome_SetWebBrowser,
1390     nsWebBrowserChrome_GetChromeFlags,
1391     nsWebBrowserChrome_SetChromeFlags,
1392     nsWebBrowserChrome_DestroyBrowserWindow,
1393     nsWebBrowserChrome_SizeBrowserTo,
1394     nsWebBrowserChrome_ShowAsModal,
1395     nsWebBrowserChrome_IsWindowModal,
1396     nsWebBrowserChrome_ExitModalEventLoop
1397 };
1398
1399 /**********************************************************
1400  *      nsIContextMenuListener interface
1401  */
1402
1403 static inline NSContainer *impl_from_nsIContextMenuListener(nsIContextMenuListener *iface)
1404 {
1405     return CONTAINING_RECORD(iface, NSContainer, nsIContextMenuListener_iface);
1406 }
1407
1408 static nsresult NSAPI nsContextMenuListener_QueryInterface(nsIContextMenuListener *iface,
1409         nsIIDRef riid, void **result)
1410 {
1411     NSContainer *This = impl_from_nsIContextMenuListener(iface);
1412     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1413 }
1414
1415 static nsrefcnt NSAPI nsContextMenuListener_AddRef(nsIContextMenuListener *iface)
1416 {
1417     NSContainer *This = impl_from_nsIContextMenuListener(iface);
1418     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1419 }
1420
1421 static nsrefcnt NSAPI nsContextMenuListener_Release(nsIContextMenuListener *iface)
1422 {
1423     NSContainer *This = impl_from_nsIContextMenuListener(iface);
1424     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1425 }
1426
1427 static nsresult NSAPI nsContextMenuListener_OnShowContextMenu(nsIContextMenuListener *iface,
1428         UINT32 aContextFlags, nsIDOMEvent *aEvent, nsIDOMNode *aNode)
1429 {
1430     NSContainer *This = impl_from_nsIContextMenuListener(iface);
1431     nsIDOMMouseEvent *event;
1432     HTMLDOMNode *node;
1433     POINT pt;
1434     DWORD dwID = CONTEXT_MENU_DEFAULT;
1435     nsresult nsres;
1436     HRESULT hres;
1437
1438     TRACE("(%p)->(%08x %p %p)\n", This, aContextFlags, aEvent, aNode);
1439
1440     fire_event(This->doc->basedoc.doc_node /* FIXME */, EVENTID_CONTEXTMENU, TRUE, aNode, aEvent, NULL);
1441
1442     nsres = nsIDOMEvent_QueryInterface(aEvent, &IID_nsIDOMMouseEvent, (void**)&event);
1443     if(NS_FAILED(nsres)) {
1444         ERR("Could not get nsIDOMMouseEvent interface: %08x\n", nsres);
1445         return nsres;
1446     }
1447
1448     nsIDOMMouseEvent_GetScreenX(event, &pt.x);
1449     nsIDOMMouseEvent_GetScreenY(event, &pt.y);
1450     nsIDOMMouseEvent_Release(event);
1451
1452     switch(aContextFlags) {
1453     case CONTEXT_NONE:
1454     case CONTEXT_DOCUMENT:
1455     case CONTEXT_TEXT:
1456         dwID = CONTEXT_MENU_DEFAULT;
1457         break;
1458     case CONTEXT_IMAGE:
1459     case CONTEXT_IMAGE|CONTEXT_LINK:
1460         dwID = CONTEXT_MENU_IMAGE;
1461         break;
1462     case CONTEXT_LINK:
1463         dwID = CONTEXT_MENU_ANCHOR;
1464         break;
1465     case CONTEXT_INPUT:
1466         dwID = CONTEXT_MENU_CONTROL;
1467         break;
1468     default:
1469         FIXME("aContextFlags=%08x\n", aContextFlags);
1470     };
1471
1472     hres = get_node(This->doc->basedoc.doc_node, aNode, TRUE, &node);
1473     if(FAILED(hres))
1474         return NS_ERROR_FAILURE;
1475
1476     show_context_menu(This->doc, dwID, &pt, (IDispatch*)&node->IHTMLDOMNode_iface);
1477     node_release(node);
1478     return NS_OK;
1479 }
1480
1481 static const nsIContextMenuListenerVtbl nsContextMenuListenerVtbl = {
1482     nsContextMenuListener_QueryInterface,
1483     nsContextMenuListener_AddRef,
1484     nsContextMenuListener_Release,
1485     nsContextMenuListener_OnShowContextMenu
1486 };
1487
1488 /**********************************************************
1489  *      nsIURIContentListener interface
1490  */
1491
1492 static inline NSContainer *impl_from_nsIURIContentListener(nsIURIContentListener *iface)
1493 {
1494     return CONTAINING_RECORD(iface, NSContainer, nsIURIContentListener_iface);
1495 }
1496
1497 static nsresult NSAPI nsURIContentListener_QueryInterface(nsIURIContentListener *iface,
1498         nsIIDRef riid, void **result)
1499 {
1500     NSContainer *This = impl_from_nsIURIContentListener(iface);
1501     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1502 }
1503
1504 static nsrefcnt NSAPI nsURIContentListener_AddRef(nsIURIContentListener *iface)
1505 {
1506     NSContainer *This = impl_from_nsIURIContentListener(iface);
1507     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1508 }
1509
1510 static nsrefcnt NSAPI nsURIContentListener_Release(nsIURIContentListener *iface)
1511 {
1512     NSContainer *This = impl_from_nsIURIContentListener(iface);
1513     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1514 }
1515
1516 static nsresult NSAPI nsURIContentListener_OnStartURIOpen(nsIURIContentListener *iface,
1517                                                           nsIURI *aURI, cpp_bool *_retval)
1518 {
1519     NSContainer *This = impl_from_nsIURIContentListener(iface);
1520     nsACString spec_str;
1521     const char *spec;
1522     nsresult nsres;
1523
1524     nsACString_Init(&spec_str, NULL);
1525     nsIURI_GetSpec(aURI, &spec_str);
1526     nsACString_GetData(&spec_str, &spec);
1527
1528     TRACE("(%p)->(%p(%s) %p)\n", This, aURI, debugstr_a(spec), _retval);
1529
1530     nsACString_Finish(&spec_str);
1531
1532     nsres = on_start_uri_open(This, aURI, _retval);
1533     if(NS_FAILED(nsres))
1534         return nsres;
1535
1536     return !*_retval && This->content_listener
1537         ? nsIURIContentListener_OnStartURIOpen(This->content_listener, aURI, _retval)
1538         : NS_OK;
1539 }
1540
1541 static nsresult NSAPI nsURIContentListener_DoContent(nsIURIContentListener *iface,
1542         const char *aContentType, cpp_bool aIsContentPreferred, nsIRequest *aRequest,
1543         nsIStreamListener **aContentHandler, cpp_bool *_retval)
1544 {
1545     NSContainer *This = impl_from_nsIURIContentListener(iface);
1546
1547     TRACE("(%p)->(%s %x %p %p %p)\n", This, debugstr_a(aContentType), aIsContentPreferred,
1548             aRequest, aContentHandler, _retval);
1549
1550     return This->content_listener
1551         ? nsIURIContentListener_DoContent(This->content_listener, aContentType,
1552                   aIsContentPreferred, aRequest, aContentHandler, _retval)
1553         : NS_ERROR_NOT_IMPLEMENTED;
1554 }
1555
1556 static nsresult NSAPI nsURIContentListener_IsPreferred(nsIURIContentListener *iface,
1557         const char *aContentType, char **aDesiredContentType, cpp_bool *_retval)
1558 {
1559     NSContainer *This = impl_from_nsIURIContentListener(iface);
1560
1561     TRACE("(%p)->(%s %p %p)\n", This, debugstr_a(aContentType), aDesiredContentType, _retval);
1562
1563     /* FIXME: Should we do something here? */
1564     *_retval = TRUE;
1565
1566     return This->content_listener
1567         ? nsIURIContentListener_IsPreferred(This->content_listener, aContentType,
1568                   aDesiredContentType, _retval)
1569         : NS_OK;
1570 }
1571
1572 static nsresult NSAPI nsURIContentListener_CanHandleContent(nsIURIContentListener *iface,
1573         const char *aContentType, cpp_bool aIsContentPreferred, char **aDesiredContentType,
1574         cpp_bool *_retval)
1575 {
1576     NSContainer *This = impl_from_nsIURIContentListener(iface);
1577
1578     TRACE("(%p)->(%s %x %p %p)\n", This, debugstr_a(aContentType), aIsContentPreferred,
1579             aDesiredContentType, _retval);
1580
1581     return This->content_listener
1582         ? nsIURIContentListener_CanHandleContent(This->content_listener, aContentType,
1583                 aIsContentPreferred, aDesiredContentType, _retval)
1584         : NS_ERROR_NOT_IMPLEMENTED;
1585 }
1586
1587 static nsresult NSAPI nsURIContentListener_GetLoadCookie(nsIURIContentListener *iface,
1588         nsISupports **aLoadCookie)
1589 {
1590     NSContainer *This = impl_from_nsIURIContentListener(iface);
1591
1592     WARN("(%p)->(%p)\n", This, aLoadCookie);
1593
1594     return This->content_listener
1595         ? nsIURIContentListener_GetLoadCookie(This->content_listener, aLoadCookie)
1596         : NS_ERROR_NOT_IMPLEMENTED;
1597 }
1598
1599 static nsresult NSAPI nsURIContentListener_SetLoadCookie(nsIURIContentListener *iface,
1600         nsISupports *aLoadCookie)
1601 {
1602     NSContainer *This = impl_from_nsIURIContentListener(iface);
1603
1604     WARN("(%p)->(%p)\n", This, aLoadCookie);
1605
1606     return This->content_listener
1607         ? nsIURIContentListener_SetLoadCookie(This->content_listener, aLoadCookie)
1608         : NS_ERROR_NOT_IMPLEMENTED;
1609 }
1610
1611 static nsresult NSAPI nsURIContentListener_GetParentContentListener(nsIURIContentListener *iface,
1612         nsIURIContentListener **aParentContentListener)
1613 {
1614     NSContainer *This = impl_from_nsIURIContentListener(iface);
1615
1616     TRACE("(%p)->(%p)\n", This, aParentContentListener);
1617
1618     if(This->content_listener)
1619         nsIURIContentListener_AddRef(This->content_listener);
1620
1621     *aParentContentListener = This->content_listener;
1622     return NS_OK;
1623 }
1624
1625 static nsresult NSAPI nsURIContentListener_SetParentContentListener(nsIURIContentListener *iface,
1626         nsIURIContentListener *aParentContentListener)
1627 {
1628     NSContainer *This = impl_from_nsIURIContentListener(iface);
1629
1630     TRACE("(%p)->(%p)\n", This, aParentContentListener);
1631
1632     if(aParentContentListener == &This->nsIURIContentListener_iface)
1633         return NS_OK;
1634
1635     if(This->content_listener)
1636         nsIURIContentListener_Release(This->content_listener);
1637
1638     This->content_listener = aParentContentListener;
1639     if(This->content_listener)
1640         nsIURIContentListener_AddRef(This->content_listener);
1641
1642     return NS_OK;
1643 }
1644
1645 static const nsIURIContentListenerVtbl nsURIContentListenerVtbl = {
1646     nsURIContentListener_QueryInterface,
1647     nsURIContentListener_AddRef,
1648     nsURIContentListener_Release,
1649     nsURIContentListener_OnStartURIOpen,
1650     nsURIContentListener_DoContent,
1651     nsURIContentListener_IsPreferred,
1652     nsURIContentListener_CanHandleContent,
1653     nsURIContentListener_GetLoadCookie,
1654     nsURIContentListener_SetLoadCookie,
1655     nsURIContentListener_GetParentContentListener,
1656     nsURIContentListener_SetParentContentListener
1657 };
1658
1659 /**********************************************************
1660  *      nsIEmbeddinSiteWindow interface
1661  */
1662
1663 static inline NSContainer *impl_from_nsIEmbeddingSiteWindow(nsIEmbeddingSiteWindow *iface)
1664 {
1665     return CONTAINING_RECORD(iface, NSContainer, nsIEmbeddingSiteWindow_iface);
1666 }
1667
1668 static nsresult NSAPI nsEmbeddingSiteWindow_QueryInterface(nsIEmbeddingSiteWindow *iface,
1669         nsIIDRef riid, void **result)
1670 {
1671     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1672     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1673 }
1674
1675 static nsrefcnt NSAPI nsEmbeddingSiteWindow_AddRef(nsIEmbeddingSiteWindow *iface)
1676 {
1677     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1678     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1679 }
1680
1681 static nsrefcnt NSAPI nsEmbeddingSiteWindow_Release(nsIEmbeddingSiteWindow *iface)
1682 {
1683     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1684     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1685 }
1686
1687 static nsresult NSAPI nsEmbeddingSiteWindow_SetDimensions(nsIEmbeddingSiteWindow *iface,
1688         UINT32 flags, LONG x, LONG y, LONG cx, LONG cy)
1689 {
1690     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1691     WARN("(%p)->(%08x %d %d %d %d)\n", This, flags, x, y, cx, cy);
1692     return NS_ERROR_NOT_IMPLEMENTED;
1693 }
1694
1695 static nsresult NSAPI nsEmbeddingSiteWindow_GetDimensions(nsIEmbeddingSiteWindow *iface,
1696         UINT32 flags, LONG *x, LONG *y, LONG *cx, LONG *cy)
1697 {
1698     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1699     WARN("(%p)->(%08x %p %p %p %p)\n", This, flags, x, y, cx, cy);
1700     return NS_ERROR_NOT_IMPLEMENTED;
1701 }
1702
1703 static nsresult NSAPI nsEmbeddingSiteWindow_SetFocus(nsIEmbeddingSiteWindow *iface)
1704 {
1705     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1706
1707     TRACE("(%p)\n", This);
1708
1709     return nsIBaseWindow_SetFocus(This->window);
1710 }
1711
1712 static nsresult NSAPI nsEmbeddingSiteWindow_GetVisibility(nsIEmbeddingSiteWindow *iface,
1713         cpp_bool *aVisibility)
1714 {
1715     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1716
1717     TRACE("(%p)->(%p)\n", This, aVisibility);
1718
1719     *aVisibility = This->doc && This->doc->hwnd && IsWindowVisible(This->doc->hwnd);
1720     return NS_OK;
1721 }
1722
1723 static nsresult NSAPI nsEmbeddingSiteWindow_SetVisibility(nsIEmbeddingSiteWindow *iface,
1724         cpp_bool aVisibility)
1725 {
1726     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1727
1728     TRACE("(%p)->(%x)\n", This, aVisibility);
1729
1730     return NS_OK;
1731 }
1732
1733 static nsresult NSAPI nsEmbeddingSiteWindow_GetTitle(nsIEmbeddingSiteWindow *iface,
1734         PRUnichar **aTitle)
1735 {
1736     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1737     WARN("(%p)->(%p)\n", This, aTitle);
1738     return NS_ERROR_NOT_IMPLEMENTED;
1739 }
1740
1741 static nsresult NSAPI nsEmbeddingSiteWindow_SetTitle(nsIEmbeddingSiteWindow *iface,
1742         const PRUnichar *aTitle)
1743 {
1744     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1745     WARN("(%p)->(%s)\n", This, debugstr_w(aTitle));
1746     return NS_ERROR_NOT_IMPLEMENTED;
1747 }
1748
1749 static nsresult NSAPI nsEmbeddingSiteWindow_GetSiteWindow(nsIEmbeddingSiteWindow *iface,
1750         void **aSiteWindow)
1751 {
1752     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1753
1754     TRACE("(%p)->(%p)\n", This, aSiteWindow);
1755
1756     *aSiteWindow = This->hwnd;
1757     return NS_OK;
1758 }
1759
1760 static const nsIEmbeddingSiteWindowVtbl nsEmbeddingSiteWindowVtbl = {
1761     nsEmbeddingSiteWindow_QueryInterface,
1762     nsEmbeddingSiteWindow_AddRef,
1763     nsEmbeddingSiteWindow_Release,
1764     nsEmbeddingSiteWindow_SetDimensions,
1765     nsEmbeddingSiteWindow_GetDimensions,
1766     nsEmbeddingSiteWindow_SetFocus,
1767     nsEmbeddingSiteWindow_GetVisibility,
1768     nsEmbeddingSiteWindow_SetVisibility,
1769     nsEmbeddingSiteWindow_GetTitle,
1770     nsEmbeddingSiteWindow_SetTitle,
1771     nsEmbeddingSiteWindow_GetSiteWindow
1772 };
1773
1774 static inline NSContainer *impl_from_nsITooltipListener(nsITooltipListener *iface)
1775 {
1776     return CONTAINING_RECORD(iface, NSContainer, nsITooltipListener_iface);
1777 }
1778
1779 static nsresult NSAPI nsTooltipListener_QueryInterface(nsITooltipListener *iface, nsIIDRef riid,
1780         void **result)
1781 {
1782     NSContainer *This = impl_from_nsITooltipListener(iface);
1783     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1784 }
1785
1786 static nsrefcnt NSAPI nsTooltipListener_AddRef(nsITooltipListener *iface)
1787 {
1788     NSContainer *This = impl_from_nsITooltipListener(iface);
1789     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1790 }
1791
1792 static nsrefcnt NSAPI nsTooltipListener_Release(nsITooltipListener *iface)
1793 {
1794     NSContainer *This = impl_from_nsITooltipListener(iface);
1795     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1796 }
1797
1798 static nsresult NSAPI nsTooltipListener_OnShowTooltip(nsITooltipListener *iface,
1799         LONG aXCoord, LONG aYCoord, const PRUnichar *aTipText)
1800 {
1801     NSContainer *This = impl_from_nsITooltipListener(iface);
1802
1803     if (This->doc)
1804         show_tooltip(This->doc, aXCoord, aYCoord, aTipText);
1805
1806     return NS_OK;
1807 }
1808
1809 static nsresult NSAPI nsTooltipListener_OnHideTooltip(nsITooltipListener *iface)
1810 {
1811     NSContainer *This = impl_from_nsITooltipListener(iface);
1812
1813     if (This->doc)
1814         hide_tooltip(This->doc);
1815
1816     return NS_OK;
1817 }
1818
1819 static const nsITooltipListenerVtbl nsTooltipListenerVtbl = {
1820     nsTooltipListener_QueryInterface,
1821     nsTooltipListener_AddRef,
1822     nsTooltipListener_Release,
1823     nsTooltipListener_OnShowTooltip,
1824     nsTooltipListener_OnHideTooltip
1825 };
1826
1827 static inline NSContainer *impl_from_nsIInterfaceRequestor(nsIInterfaceRequestor *iface)
1828 {
1829     return CONTAINING_RECORD(iface, NSContainer, nsIInterfaceRequestor_iface);
1830 }
1831
1832 static nsresult NSAPI nsInterfaceRequestor_QueryInterface(nsIInterfaceRequestor *iface,
1833         nsIIDRef riid, void **result)
1834 {
1835     NSContainer *This = impl_from_nsIInterfaceRequestor(iface);
1836     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1837 }
1838
1839 static nsrefcnt NSAPI nsInterfaceRequestor_AddRef(nsIInterfaceRequestor *iface)
1840 {
1841     NSContainer *This = impl_from_nsIInterfaceRequestor(iface);
1842     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1843 }
1844
1845 static nsrefcnt NSAPI nsInterfaceRequestor_Release(nsIInterfaceRequestor *iface)
1846 {
1847     NSContainer *This = impl_from_nsIInterfaceRequestor(iface);
1848     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1849 }
1850
1851 static nsresult NSAPI nsInterfaceRequestor_GetInterface(nsIInterfaceRequestor *iface,
1852         nsIIDRef riid, void **result)
1853 {
1854     NSContainer *This = impl_from_nsIInterfaceRequestor(iface);
1855
1856     if(IsEqualGUID(&IID_nsIDOMWindow, riid)) {
1857         TRACE("(%p)->(IID_nsIDOMWindow %p)\n", This, result);
1858         return nsIWebBrowser_GetContentDOMWindow(This->webbrowser, (nsIDOMWindow**)result);
1859     }
1860
1861     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1862 }
1863
1864 static const nsIInterfaceRequestorVtbl nsInterfaceRequestorVtbl = {
1865     nsInterfaceRequestor_QueryInterface,
1866     nsInterfaceRequestor_AddRef,
1867     nsInterfaceRequestor_Release,
1868     nsInterfaceRequestor_GetInterface
1869 };
1870
1871 static inline NSContainer *impl_from_nsISupportsWeakReference(nsISupportsWeakReference *iface)
1872 {
1873     return CONTAINING_RECORD(iface, NSContainer, nsISupportsWeakReference_iface);
1874 }
1875
1876 static nsresult NSAPI nsSupportsWeakReference_QueryInterface(nsISupportsWeakReference *iface,
1877         nsIIDRef riid, void **result)
1878 {
1879     NSContainer *This = impl_from_nsISupportsWeakReference(iface);
1880     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1881 }
1882
1883 static nsrefcnt NSAPI nsSupportsWeakReference_AddRef(nsISupportsWeakReference *iface)
1884 {
1885     NSContainer *This = impl_from_nsISupportsWeakReference(iface);
1886     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1887 }
1888
1889 static nsrefcnt NSAPI nsSupportsWeakReference_Release(nsISupportsWeakReference *iface)
1890 {
1891     NSContainer *This = impl_from_nsISupportsWeakReference(iface);
1892     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1893 }
1894
1895 static nsresult NSAPI nsSupportsWeakReference_GetWeakReference(nsISupportsWeakReference *iface,
1896         nsIWeakReference **_retval)
1897 {
1898     NSContainer *This = impl_from_nsISupportsWeakReference(iface);
1899
1900     TRACE("(%p)->(%p)\n", This, _retval);
1901
1902     if(!This->weak_reference) {
1903         This->weak_reference = heap_alloc(sizeof(nsWeakReference));
1904         if(!This->weak_reference)
1905             return NS_ERROR_OUT_OF_MEMORY;
1906
1907         This->weak_reference->nsIWeakReference_iface.lpVtbl = &nsWeakReferenceVtbl;
1908         This->weak_reference->ref = 1;
1909         This->weak_reference->nscontainer = This;
1910     }
1911
1912     *_retval = &This->weak_reference->nsIWeakReference_iface;
1913     nsIWeakReference_AddRef(*_retval);
1914     return NS_OK;
1915 }
1916
1917 static const nsISupportsWeakReferenceVtbl nsSupportsWeakReferenceVtbl = {
1918     nsSupportsWeakReference_QueryInterface,
1919     nsSupportsWeakReference_AddRef,
1920     nsSupportsWeakReference_Release,
1921     nsSupportsWeakReference_GetWeakReference
1922 };
1923
1924 static HRESULT init_nscontainer(NSContainer *nscontainer)
1925 {
1926     nsIWebBrowserSetup *wbsetup;
1927     nsIScrollable *scrollable;
1928     nsresult nsres;
1929
1930     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr, NS_WEBBROWSER_CONTRACTID,
1931             NULL, &IID_nsIWebBrowser, (void**)&nscontainer->webbrowser);
1932     if(NS_FAILED(nsres)) {
1933         ERR("Creating WebBrowser failed: %08x\n", nsres);
1934         return E_FAIL;
1935     }
1936
1937     nsres = nsIWebBrowser_SetContainerWindow(nscontainer->webbrowser, &nscontainer->nsIWebBrowserChrome_iface);
1938     if(NS_FAILED(nsres)) {
1939         ERR("SetContainerWindow failed: %08x\n", nsres);
1940         return E_FAIL;
1941     }
1942
1943     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIBaseWindow,
1944             (void**)&nscontainer->window);
1945     if(NS_FAILED(nsres)) {
1946         ERR("Could not get nsIBaseWindow interface: %08x\n", nsres);
1947         return E_FAIL;
1948     }
1949
1950     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIWebBrowserSetup,
1951                                          (void**)&wbsetup);
1952     if(NS_SUCCEEDED(nsres)) {
1953         nsres = nsIWebBrowserSetup_SetProperty(wbsetup, SETUP_IS_CHROME_WRAPPER, FALSE);
1954         nsIWebBrowserSetup_Release(wbsetup);
1955         if(NS_FAILED(nsres)) {
1956             ERR("SetProperty(SETUP_IS_CHROME_WRAPPER) failed: %08x\n", nsres);
1957             return E_FAIL;
1958         }
1959     }else {
1960         ERR("Could not get nsIWebBrowserSetup interface\n");
1961         return E_FAIL;
1962     }
1963
1964     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIWebNavigation,
1965             (void**)&nscontainer->navigation);
1966     if(NS_FAILED(nsres)) {
1967         ERR("Could not get nsIWebNavigation interface: %08x\n", nsres);
1968         return E_FAIL;
1969     }
1970
1971     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIWebBrowserFocus,
1972             (void**)&nscontainer->focus);
1973     if(NS_FAILED(nsres)) {
1974         ERR("Could not get nsIWebBrowserFocus interface: %08x\n", nsres);
1975         return E_FAIL;
1976     }
1977
1978     if(!nscontainer_class) {
1979         register_nscontainer_class();
1980         if(!nscontainer_class)
1981             return E_FAIL;
1982     }
1983
1984     nscontainer->hwnd = CreateWindowExW(0, wszNsContainer, NULL,
1985             WS_CHILD | WS_CLIPSIBLINGS | WS_CLIPCHILDREN, 0, 0, 100, 100,
1986             GetDesktopWindow(), NULL, hInst, nscontainer);
1987     if(!nscontainer->hwnd) {
1988         WARN("Could not create window\n");
1989         return E_FAIL;
1990     }
1991
1992     nsres = nsIBaseWindow_InitWindow(nscontainer->window, nscontainer->hwnd, NULL, 0, 0, 100, 100);
1993     if(NS_SUCCEEDED(nsres)) {
1994         nsres = nsIBaseWindow_Create(nscontainer->window);
1995         if(NS_FAILED(nsres)) {
1996             WARN("Creating window failed: %08x\n", nsres);
1997             return E_FAIL;
1998         }
1999
2000         nsIBaseWindow_SetVisibility(nscontainer->window, FALSE);
2001         nsIBaseWindow_SetEnabled(nscontainer->window, FALSE);
2002     }else {
2003         ERR("InitWindow failed: %08x\n", nsres);
2004         return E_FAIL;
2005     }
2006
2007     nsres = nsIWebBrowser_SetParentURIContentListener(nscontainer->webbrowser,
2008             &nscontainer->nsIURIContentListener_iface);
2009     if(NS_FAILED(nsres))
2010         ERR("SetParentURIContentListener failed: %08x\n", nsres);
2011
2012     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIScrollable, (void**)&scrollable);
2013     if(NS_SUCCEEDED(nsres)) {
2014         nsres = nsIScrollable_SetDefaultScrollbarPreferences(scrollable,
2015                 ScrollOrientation_Y, Scrollbar_Always);
2016         if(NS_FAILED(nsres))
2017             ERR("Could not set default Y scrollbar prefs: %08x\n", nsres);
2018
2019         nsres = nsIScrollable_SetDefaultScrollbarPreferences(scrollable,
2020                 ScrollOrientation_X, Scrollbar_Auto);
2021         if(NS_FAILED(nsres))
2022             ERR("Could not set default X scrollbar prefs: %08x\n", nsres);
2023
2024         nsIScrollable_Release(scrollable);
2025     }else {
2026         ERR("Could not get nsIScrollable: %08x\n", nsres);
2027     }
2028
2029     return S_OK;
2030 }
2031
2032 HRESULT create_nscontainer(HTMLDocumentObj *doc, NSContainer **_ret)
2033 {
2034     NSContainer *ret;
2035     HRESULT hres;
2036
2037     if(!load_gecko())
2038         return CLASS_E_CLASSNOTAVAILABLE;
2039
2040     ret = heap_alloc_zero(sizeof(NSContainer));
2041     if(!ret)
2042         return E_OUTOFMEMORY;
2043
2044     ret->nsIWebBrowserChrome_iface.lpVtbl = &nsWebBrowserChromeVtbl;
2045     ret->nsIContextMenuListener_iface.lpVtbl = &nsContextMenuListenerVtbl;
2046     ret->nsIURIContentListener_iface.lpVtbl = &nsURIContentListenerVtbl;
2047     ret->nsIEmbeddingSiteWindow_iface.lpVtbl = &nsEmbeddingSiteWindowVtbl;
2048     ret->nsITooltipListener_iface.lpVtbl = &nsTooltipListenerVtbl;
2049     ret->nsIInterfaceRequestor_iface.lpVtbl = &nsInterfaceRequestorVtbl;
2050     ret->nsISupportsWeakReference_iface.lpVtbl = &nsSupportsWeakReferenceVtbl;
2051
2052     ret->doc = doc;
2053     ret->ref = 1;
2054
2055     hres = init_nscontainer(ret);
2056     if(SUCCEEDED(hres))
2057         *_ret = ret;
2058     else
2059         nsIWebBrowserChrome_Release(&ret->nsIWebBrowserChrome_iface);
2060     return hres;
2061 }
2062
2063 void NSContainer_Release(NSContainer *This)
2064 {
2065     TRACE("(%p)\n", This);
2066
2067     This->doc = NULL;
2068
2069     ShowWindow(This->hwnd, SW_HIDE);
2070     SetParent(This->hwnd, NULL);
2071
2072     nsIBaseWindow_SetVisibility(This->window, FALSE);
2073     nsIBaseWindow_Destroy(This->window);
2074
2075     nsIWebBrowser_SetContainerWindow(This->webbrowser, NULL);
2076
2077     nsIWebBrowser_Release(This->webbrowser);
2078     This->webbrowser = NULL;
2079
2080     nsIWebNavigation_Release(This->navigation);
2081     This->navigation = NULL;
2082
2083     nsIBaseWindow_Release(This->window);
2084     This->window = NULL;
2085
2086     nsIWebBrowserFocus_Release(This->focus);
2087     This->focus = NULL;
2088
2089     if(This->editor_controller) {
2090         nsIController_Release(This->editor_controller);
2091         This->editor_controller = NULL;
2092     }
2093
2094     if(This->editor) {
2095         nsIEditor_Release(This->editor);
2096         This->editor = NULL;
2097     }
2098
2099     if(This->content_listener) {
2100         nsIURIContentListener_Release(This->content_listener);
2101         This->content_listener = NULL;
2102     }
2103
2104     if(This->hwnd) {
2105         DestroyWindow(This->hwnd);
2106         This->hwnd = NULL;
2107     }
2108
2109     nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
2110 }