dlls/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 #include "config.h"
  20
  21 #include <stdarg.h>
  22 #include <assert.h>
  23
  24 #define COBJMACROS
  25
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winuser.h"
  29 #include "winreg.h"
  30 #include "ole2.h"
  31 #include "shlobj.h"
  32
  33 #include "wine/debug.h"
  34
  35 #include "mshtml_private.h"
  36 #include "htmlevent.h"
  37 #include "binding.h"
  38
  39 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
  40 WINE_DECLARE_DEBUG_CHANNEL(gecko);
  41
  42 #define NS_APPSTARTUPNOTIFIER_CONTRACTID "@mozilla.org/embedcomp/appstartup-notifier;1"
  43 #define NS_WEBBROWSER_CONTRACTID "@mozilla.org/embedding/browser/nsWebBrowser;1"
  44 #define NS_MEMORY_CONTRACTID "@mozilla.org/xpcom/memory-service;1"
  45 #define NS_COMMANDPARAMS_CONTRACTID "@mozilla.org/embedcomp/command-params;1"
  46 #define NS_HTMLSERIALIZER_CONTRACTID "@mozilla.org/layout/contentserializer;1?mimetype=text/html"
  47 #define NS_EDITORCONTROLLER_CONTRACTID "@mozilla.org/editor/editorcontroller;1"
  48 #define NS_PREFERENCES_CONTRACTID "@mozilla.org/preferences;1"
  49 #define NS_VARIANT_CONTRACTID "@mozilla.org/variant;1"
  50
  51 #define PR_UINT32_MAX 0xffffffff
  52
  53 #define NS_STRING_CONTAINER_INIT_DEPEND  0x0002
  54 #define NS_CSTRING_CONTAINER_INIT_DEPEND 0x0002
  55
  56 static nsresult (CDECL *NS_InitXPCOM2)(nsIServiceManager**,void*,void*);
  57 static nsresult (CDECL *NS_ShutdownXPCOM)(nsIServiceManager*);
  58 static nsresult (CDECL *NS_GetComponentRegistrar)(nsIComponentRegistrar**);
  59 static nsresult (CDECL *NS_StringContainerInit2)(nsStringContainer*,const PRUnichar*,PRUint32,PRUint32);
  60 static nsresult (CDECL *NS_CStringContainerInit2)(nsCStringContainer*,const char*,PRUint32,PRUint32);
  61 static nsresult (CDECL *NS_StringContainerFinish)(nsStringContainer*);
  62 static nsresult (CDECL *NS_CStringContainerFinish)(nsCStringContainer*);
  63 static nsresult (CDECL *NS_StringSetData)(nsAString*,const PRUnichar*,PRUint32);
  64 static nsresult (CDECL *NS_CStringSetData)(nsACString*,const char*,PRUint32);
  65 static nsresult (CDECL *NS_NewLocalFile)(const nsAString*,cpp_bool,nsIFile**);
  66 static PRUint32 (CDECL *NS_StringGetData)(const nsAString*,const PRUnichar **,cpp_bool*);
  67 static PRUint32 (CDECL *NS_CStringGetData)(const nsACString*,const char**,cpp_bool*);
  68
  69 static HINSTANCE xul_handle = NULL;
  70
  71 static nsIServiceManager *pServMgr = NULL;
  72 static nsIComponentManager *pCompMgr = NULL;
  73 static nsIMemory *nsmem = NULL;
  74 static nsIFile *profile_directory, *plugin_directory;
  75
  76 static const WCHAR wszNsContainer[] = {'N','s','C','o','n','t','a','i','n','e','r',0};
  77
  78 static ATOM nscontainer_class;
  79 static WCHAR gecko_path[MAX_PATH];
  80 static unsigned gecko_path_len;
  81
  82 nsresult create_nsfile(const PRUnichar *path, nsIFile **ret)
  83 {
  84     nsAString str;
  85     nsresult nsres;
  86
  87     nsAString_InitDepend(&str, path);
  88     nsres = NS_NewLocalFile(&str, FALSE, ret);
  89     nsAString_Finish(&str);
  90
  91     if(NS_FAILED(nsres))
  92         WARN("NS_NewLocalFile failed: %08x\n", nsres);
  93     return nsres;
  94 }
  95
  96 typedef struct {
  97     nsISimpleEnumerator nsISimpleEnumerator_iface;
  98     LONG ref;
  99     nsISupports *value;
 100 } nsSingletonEnumerator;
 101
 102 static inline nsSingletonEnumerator *impl_from_nsISimpleEnumerator(nsISimpleEnumerator *iface)
 103 {
 104     return CONTAINING_RECORD(iface, nsSingletonEnumerator, nsISimpleEnumerator_iface);
 105 }
 106
 107 static nsresult NSAPI nsSingletonEnumerator_QueryInterface(nsISimpleEnumerator *iface, nsIIDRef riid, void **ppv)
 108 {
 109     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 110
 111     if(IsEqualGUID(&IID_nsISupports, riid)) {
 112         TRACE("(%p)->(IID_nsISupports %p)\n", This, ppv);
 113         *ppv = &This->nsISimpleEnumerator_iface;
 114     }else if(IsEqualGUID(&IID_nsISimpleEnumerator, riid)) {
 115         TRACE("(%p)->(IID_nsISimpleEnumerator %p)\n", This, ppv);
 116         *ppv = &This->nsISimpleEnumerator_iface;
 117     }else {
 118         TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
 119         *ppv = NULL;
 120         return NS_NOINTERFACE;
 121     }
 122
 123     nsISupports_AddRef((nsISupports*)*ppv);
 124     return NS_OK;
 125 }
 126
 127 static nsrefcnt NSAPI nsSingletonEnumerator_AddRef(nsISimpleEnumerator *iface)
 128 {
 129     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 130     nsrefcnt ref = InterlockedIncrement(&This->ref);
 131
 132     TRACE("(%p) ref=%d\n", This, ref);
 133
 134     return ref;
 135 }
 136
 137 static nsrefcnt NSAPI nsSingletonEnumerator_Release(nsISimpleEnumerator *iface)
 138 {
 139     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 140     nsrefcnt ref = InterlockedDecrement(&This->ref);
 141
 142     TRACE("(%p) ref=%d\n", This, ref);
 143
 144     if(!ref) {
 145         if(This->value)
 146             nsISupports_Release(This->value);
 147         heap_free(This);
 148     }
 149
 150     return ref;
 151 }
 152
 153 static nsresult NSAPI nsSingletonEnumerator_HasMoreElements(nsISimpleEnumerator *iface, cpp_bool *_retval)
 154 {
 155     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 156
 157     TRACE("(%p)->()\n", This);
 158
 159     *_retval = This->value != NULL;
 160     return NS_OK;
 161 }
 162
 163 static nsresult NSAPI nsSingletonEnumerator_GetNext(nsISimpleEnumerator *iface, nsISupports **_retval)
 164 {
 165     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 166
 167     TRACE("(%p)->()\n", This);
 168
 169     if(!This->value)
 170         return NS_ERROR_UNEXPECTED;
 171
 172     *_retval = This->value;
 173     This->value = NULL;
 174     return NS_OK;
 175 }
 176
 177 static const nsISimpleEnumeratorVtbl nsSingletonEnumeratorVtbl = {
 178     nsSingletonEnumerator_QueryInterface,
 179     nsSingletonEnumerator_AddRef,
 180     nsSingletonEnumerator_Release,
 181     nsSingletonEnumerator_HasMoreElements,
 182     nsSingletonEnumerator_GetNext
 183 };
 184
 185 static nsISimpleEnumerator *create_singleton_enumerator(nsISupports *value)
 186 {
 187     nsSingletonEnumerator *ret;
 188
 189     ret = heap_alloc(sizeof(*ret));
 190     if(!ret)
 191         return NULL;
 192
 193     ret->nsISimpleEnumerator_iface.lpVtbl = &nsSingletonEnumeratorVtbl;
 194     ret->ref = 1;
 195
 196     if(value)
 197         nsISupports_AddRef(value);
 198     ret->value = value;
 199     return &ret->nsISimpleEnumerator_iface;
 200 }
 201
 202 static nsresult NSAPI nsDirectoryServiceProvider2_QueryInterface(nsIDirectoryServiceProvider2 *iface,
 203         nsIIDRef riid, void **result)
 204 {
 205     if(IsEqualGUID(&IID_nsISupports, riid)) {
 206         TRACE("(IID_nsISupports %p)\n", result);
 207         *result = iface;
 208     }else if(IsEqualGUID(&IID_nsIDirectoryServiceProvider, riid)) {
 209         TRACE("(IID_nsIDirectoryServiceProvider %p)\n", result);
 210         *result = iface;
 211     }else if(IsEqualGUID(&IID_nsIDirectoryServiceProvider2, riid)) {
 212         TRACE("(IID_nsIDirectoryServiceProvider2 %p)\n", result);
 213         *result = iface;
 214     }else {
 215         WARN("(%s %p)\n", debugstr_guid(riid), result);
 216         *result = NULL;
 217         return NS_NOINTERFACE;
 218     }
 219
 220     nsISupports_AddRef((nsISupports*)*result);
 221     return NS_OK;
 222 }
 223
 224 static nsrefcnt NSAPI nsDirectoryServiceProvider2_AddRef(nsIDirectoryServiceProvider2 *iface)
 225 {
 226     return 2;
 227 }
 228
 229 static nsrefcnt NSAPI nsDirectoryServiceProvider2_Release(nsIDirectoryServiceProvider2 *iface)
 230 {
 231     return 1;
 232 }
 233
 234 static nsresult create_profile_directory(void)
 235 {
 236     static const WCHAR wine_geckoW[] = {'\\','w','i','n','e','_','g','e','c','k','o',0};
 237
 238     WCHAR path[MAX_PATH + sizeof(wine_geckoW)/sizeof(WCHAR)];
 239     cpp_bool exists;
 240     nsresult nsres;
 241     HRESULT hres;
 242
 243     hres = SHGetFolderPathW(NULL, CSIDL_APPDATA, NULL, SHGFP_TYPE_CURRENT, path);
 244     if(FAILED(hres)) {
 245         ERR("SHGetFolderPath failed: %08x\n", hres);
 246         return NS_ERROR_FAILURE;
 247     }
 248
 249     strcatW(path, wine_geckoW);
 250     nsres = create_nsfile(path, &profile_directory);
 251     if(NS_FAILED(nsres))
 252         return nsres;
 253
 254     nsres = nsIFile_Exists(profile_directory, &exists);
 255     if(NS_FAILED(nsres)) {
 256         ERR("Exists failed: %08x\n", nsres);
 257         return nsres;
 258     }
 259
 260     if(!exists) {
 261         nsres = nsIFile_Create(profile_directory, 1, 0700);
 262         if(NS_FAILED(nsres))
 263             ERR("Create failed: %08x\n", nsres);
 264     }
 265
 266     return nsres;
 267 }
 268
 269 static nsresult NSAPI nsDirectoryServiceProvider2_GetFile(nsIDirectoryServiceProvider2 *iface,
 270         const char *prop, cpp_bool *persistent, nsIFile **_retval)
 271 {
 272     TRACE("(%s %p %p)\n", debugstr_a(prop), persistent, _retval);
 273
 274     if(!strcmp(prop, "ProfD")) {
 275         if(!profile_directory) {
 276             nsresult nsres;
 277
 278             nsres = create_profile_directory();
 279             if(NS_FAILED(nsres))
 280                 return nsres;
 281         }
 282
 283         assert(profile_directory != NULL);
 284         return nsIFile_Clone(profile_directory, _retval);
 285     }
 286
 287     return NS_ERROR_FAILURE;
 288 }
 289
 290 static nsresult NSAPI nsDirectoryServiceProvider2_GetFiles(nsIDirectoryServiceProvider2 *iface,
 291         const char *prop, nsISimpleEnumerator **_retval)
 292 {
 293     TRACE("(%s %p)\n", debugstr_a(prop), _retval);
 294
 295     if(!strcmp(prop, "APluginsDL")) {
 296         WCHAR plugin_path[MAX_PATH];
 297         nsIFile *file;
 298         int len;
 299         nsresult nsres;
 300
 301         if(!plugin_directory) {
 302             static const WCHAR gecko_pluginW[] = {'\\','g','e','c','k','o','\\','p','l','u','g','i','n',0};
 303
 304             len = GetSystemDirectoryW(plugin_path, (sizeof(plugin_path)-sizeof(gecko_pluginW))/sizeof(WCHAR)+1);
 305             if(!len)
 306                 return NS_ERROR_UNEXPECTED;
 307
 308             strcpyW(plugin_path+len, gecko_pluginW);
 309             nsres = create_nsfile(plugin_path, &plugin_directory);
 310             if(NS_FAILED(nsres))
 311                 return nsres;
 312         }
 313
 314         nsres = nsIFile_Clone(plugin_directory, &file);
 315         if(NS_FAILED(nsres))
 316             return nsres;
 317
 318         *_retval = create_singleton_enumerator((nsISupports*)file);
 319         nsIFile_Release(file);
 320         if(!*_retval)
 321             return NS_ERROR_OUT_OF_MEMORY;
 322
 323         return NS_OK;
 324     }
 325
 326     return NS_ERROR_FAILURE;
 327 }
 328
 329 static const nsIDirectoryServiceProvider2Vtbl nsDirectoryServiceProvider2Vtbl = {
 330     nsDirectoryServiceProvider2_QueryInterface,
 331     nsDirectoryServiceProvider2_AddRef,
 332     nsDirectoryServiceProvider2_Release,
 333     nsDirectoryServiceProvider2_GetFile,
 334     nsDirectoryServiceProvider2_GetFiles
 335 };
 336
 337 static nsIDirectoryServiceProvider2 nsDirectoryServiceProvider2 =
 338     { &nsDirectoryServiceProvider2Vtbl };
 339
 340 static LRESULT WINAPI nsembed_proc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
 341 {
 342     NSContainer *This;
 343     nsresult nsres;
 344
 345     static const WCHAR wszTHIS[] = {'T','H','I','S',0};
 346
 347     if(msg == WM_CREATE) {
 348         This = *(NSContainer**)lParam;
 349         SetPropW(hwnd, wszTHIS, This);
 350     }else {
 351         This = GetPropW(hwnd, wszTHIS);
 352     }
 353
 354     switch(msg) {
 355     case WM_SIZE:
 356         TRACE("(%p)->(WM_SIZE)\n", This);
 357
 358         nsres = nsIBaseWindow_SetSize(This->window,
 359                 LOWORD(lParam), HIWORD(lParam), TRUE);
 360         if(NS_FAILED(nsres))
 361             WARN("SetSize failed: %08x\n", nsres);
 362         break;
 363
 364     case WM_PARENTNOTIFY:
 365         TRACE("WM_PARENTNOTIFY %x\n", (unsigned)wParam);
 366
 367         switch(wParam) {
 368         case WM_LBUTTONDOWN:
 369         case WM_RBUTTONDOWN:
 370             nsIWebBrowserFocus_Activate(This->focus);
 371         }
 372     }
 373
 374     return DefWindowProcW(hwnd, msg, wParam, lParam);
 375 }
 376
 377
 378 static void register_nscontainer_class(void)
 379 {
 380     static WNDCLASSEXW wndclass = {
 381         sizeof(WNDCLASSEXW),
 382         CS_DBLCLKS,
 383         nsembed_proc,
 384         0, 0, NULL, NULL, NULL, NULL, NULL,
 385         wszNsContainer,
 386         NULL,
 387     };
 388     wndclass.hInstance = hInst;
 389     nscontainer_class = RegisterClassExW(&wndclass);
 390 }
 391
 392 static BOOL install_wine_gecko(void)
 393 {
 394     PROCESS_INFORMATION pi;
 395     STARTUPINFOW si;
 396     WCHAR app[MAX_PATH];
 397     WCHAR *args;
 398     LONG len;
 399     BOOL ret;
 400
 401     static const WCHAR controlW[] = {'\\','c','o','n','t','r','o','l','.','e','x','e',0};
 402     static const WCHAR argsW[] =
 403         {' ','a','p','p','w','i','z','.','c','p','l',' ','i','n','s','t','a','l','l','_','g','e','c','k','o',0};
 404
 405     len = GetSystemDirectoryW(app, MAX_PATH-sizeof(controlW)/sizeof(WCHAR));
 406     memcpy(app+len, controlW, sizeof(controlW));
 407
 408     args = heap_alloc(len*sizeof(WCHAR) + sizeof(controlW) + sizeof(argsW));
 409     if(!args)
 410         return FALSE;
 411
 412     memcpy(args, app, len*sizeof(WCHAR) + sizeof(controlW));
 413     memcpy(args + len + sizeof(controlW)/sizeof(WCHAR)-1, argsW, sizeof(argsW));
 414
 415     TRACE("starting %s\n", debugstr_w(args));
 416
 417     memset(&si, 0, sizeof(si));
 418     si.cb = sizeof(si);
 419     ret = CreateProcessW(app, args, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi);
 420     heap_free(args);
 421     if (ret) {
 422         CloseHandle(pi.hThread);
 423         WaitForSingleObject(pi.hProcess, INFINITE);
 424         CloseHandle(pi.hProcess);
 425     }
 426
 427     return ret;
 428 }
 429
 430 static void set_environment(LPCWSTR gre_path)
 431 {
 432     WCHAR path_env[MAX_PATH], buf[20];
 433     int len, debug_level = 0;
 434
 435     static const WCHAR pathW[] = {'P','A','T','H',0};
 436     static const WCHAR warnW[] = {'w','a','r','n',0};
 437     static const WCHAR xpcom_debug_breakW[] =
 438         {'X','P','C','O','M','_','D','E','B','U','G','_','B','R','E','A','K',0};
 439     static const WCHAR nspr_log_modulesW[] =
 440         {'N','S','P','R','_','L','O','G','_','M','O','D','U','L','E','S',0};
 441     static const WCHAR debug_formatW[] = {'a','l','l',':','%','d',0};
 442
 443     /* We have to modify PATH as XPCOM loads other DLLs from this directory. */
 444     GetEnvironmentVariableW(pathW, path_env, sizeof(path_env)/sizeof(WCHAR));
 445     len = strlenW(path_env);
 446     path_env[len++] = ';';
 447     strcpyW(path_env+len, gre_path);
 448     SetEnvironmentVariableW(pathW, path_env);
 449
 450     SetEnvironmentVariableW(xpcom_debug_breakW, warnW);
 451
 452     if(TRACE_ON(gecko))
 453         debug_level = 5;
 454     else if(WARN_ON(gecko))
 455         debug_level = 3;
 456     else if(ERR_ON(gecko))
 457         debug_level = 2;
 458
 459     sprintfW(buf, debug_formatW, debug_level);
 460     SetEnvironmentVariableW(nspr_log_modulesW, buf);
 461 }
 462
 463 static BOOL load_xul(const PRUnichar *gre_path)
 464 {
 465     static const WCHAR xul_dllW[] = {'\\','x','u','l','.','d','l','l',0};
 466     WCHAR file_name[MAX_PATH];
 467
 468     strcpyW(file_name, gre_path);
 469     strcatW(file_name, xul_dllW);
 470
 471     TRACE("(%s)\n", debugstr_w(file_name));
 472
 473     set_environment(gre_path);
 474
 475     xul_handle = LoadLibraryExW(file_name, 0, LOAD_WITH_ALTERED_SEARCH_PATH);
 476     if(!xul_handle) {
 477         WARN("Could not load XUL: %d\n", GetLastError());
 478         return FALSE;
 479     }
 480
 481 #define NS_DLSYM(func) \
 482     func = (void *)GetProcAddress(xul_handle, #func "_P"); \
 483     if(!func) \
 484         ERR("Could not GetProcAddress(" #func ") failed\n")
 485
 486     NS_DLSYM(NS_InitXPCOM2);
 487     NS_DLSYM(NS_ShutdownXPCOM);
 488     NS_DLSYM(NS_GetComponentRegistrar);
 489     NS_DLSYM(NS_StringContainerInit2);
 490     NS_DLSYM(NS_CStringContainerInit2);
 491     NS_DLSYM(NS_StringContainerFinish);
 492     NS_DLSYM(NS_CStringContainerFinish);
 493     NS_DLSYM(NS_StringSetData);
 494     NS_DLSYM(NS_CStringSetData);
 495     NS_DLSYM(NS_NewLocalFile);
 496     NS_DLSYM(NS_StringGetData);
 497     NS_DLSYM(NS_CStringGetData);
 498
 499 #undef NS_DLSYM
 500
 501 #define NS_DLSYM(func) \
 502     func = (void *)GetProcAddress(xul_handle, #func); \
 503     if(!func) \
 504         ERR("Could not GetProcAddress(" #func ") failed\n")
 505
 506     NS_DLSYM(ccref_incr);
 507     NS_DLSYM(ccref_decr);
 508     NS_DLSYM(ccref_init);
 509     NS_DLSYM(ccref_unmark_if_purple);
 510     NS_DLSYM(ccp_init);
 511     NS_DLSYM(describe_cc_node);
 512     NS_DLSYM(note_cc_edge);
 513
 514 #undef NS_DLSYM
 515
 516     return TRUE;
 517 }
 518
 519 static BOOL check_version(LPCWSTR gre_path, const char *version_string)
 520 {
 521     WCHAR file_name[MAX_PATH];
 522     char version[128];
 523     DWORD read=0;
 524     HANDLE hfile;
 525
 526     static const WCHAR wszVersion[] = {'\\','V','E','R','S','I','O','N',0};
 527
 528     strcpyW(file_name, gre_path);
 529     strcatW(file_name, wszVersion);
 530
 531     hfile = CreateFileW(file_name, GENERIC_READ, FILE_SHARE_READ, NULL,
 532                         OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
 533     if(hfile == INVALID_HANDLE_VALUE) {
 534         ERR("Could not open VERSION file\n");
 535         return FALSE;
 536     }
 537
 538     ReadFile(hfile, version, sizeof(version), &read, NULL);
 539     version[read] = 0;
 540     CloseHandle(hfile);
 541
 542     TRACE("%s\n", debugstr_a(version));
 543
 544     if(strcmp(version, version_string)) {
 545         ERR("Unexpected version %s, expected %s\n", debugstr_a(version),
 546             debugstr_a(version_string));
 547         return FALSE;
 548     }
 549
 550     return TRUE;
 551 }
 552
 553 static BOOL load_wine_gecko_v(PRUnichar *gre_path, HKEY mshtml_key,
 554         const char *version, const char *version_string)
 555 {
 556     DWORD res, type, size = MAX_PATH;
 557     HKEY hkey = mshtml_key;
 558
 559     static const WCHAR wszGeckoPath[] =
 560         {'G','e','c','k','o','P','a','t','h',0};
 561
 562     if(version) {
 563         /* @@ Wine registry key: HKLM\Software\Wine\MSHTML\<version> */
 564         res = RegOpenKeyA(mshtml_key, version, &hkey);
 565         if(res != ERROR_SUCCESS)
 566             return FALSE;
 567     }
 568
 569     res = RegQueryValueExW(hkey, wszGeckoPath, NULL, &type, (LPBYTE)gre_path, &size);
 570     if(hkey != mshtml_key)
 571         RegCloseKey(hkey);
 572     if(res != ERROR_SUCCESS || type != REG_SZ)
 573         return FALSE;
 574
 575     if(!check_version(gre_path, version_string))
 576         return FALSE;
 577
 578     return load_xul(gre_path);
 579 }
 580
 581 static BOOL load_wine_gecko(PRUnichar *gre_path)
 582 {
 583     HKEY hkey;
 584     DWORD res;
 585     BOOL ret;
 586
 587     static const WCHAR wszMshtmlKey[] = {
 588         'S','o','f','t','w','a','r','e','\\','W','i','n','e',
 589         '\\','M','S','H','T','M','L',0};
 590
 591     /* @@ Wine registry key: HKLM\Software\Wine\MSHTML */
 592     res = RegOpenKeyW(HKEY_LOCAL_MACHINE, wszMshtmlKey, &hkey);
 593     if(res != ERROR_SUCCESS)
 594         return FALSE;
 595
 596     ret = load_wine_gecko_v(gre_path, hkey, GECKO_VERSION, GECKO_VERSION_STRING);
 597
 598     RegCloseKey(hkey);
 599     return ret;
 600 }
 601
 602 static void set_bool_pref(nsIPrefBranch *pref, const char *pref_name, BOOL val)
 603 {
 604     nsresult nsres;
 605
 606     nsres = nsIPrefBranch_SetBoolPref(pref, pref_name, val);
 607     if(NS_FAILED(nsres))
 608         ERR("Could not set pref %s\n", debugstr_a(pref_name));
 609 }
 610
 611 static void set_int_pref(nsIPrefBranch *pref, const char *pref_name, int val)
 612 {
 613     nsresult nsres;
 614
 615     nsres = nsIPrefBranch_SetIntPref(pref, pref_name, val);
 616     if(NS_FAILED(nsres))
 617         ERR("Could not set pref %s\n", debugstr_a(pref_name));
 618 }
 619
 620 static void set_string_pref(nsIPrefBranch *pref, const char *pref_name, const char *val)
 621 {
 622     nsresult nsres;
 623
 624     nsres = nsIPrefBranch_SetCharPref(pref, pref_name, val);
 625     if(NS_FAILED(nsres))
 626         ERR("Could not set pref %s\n", debugstr_a(pref_name));
 627 }
 628
 629 static void set_lang(nsIPrefBranch *pref)
 630 {
 631     char langs[100];
 632     DWORD res, size, type;
 633     HKEY hkey;
 634
 635     static const WCHAR international_keyW[] =
 636         {'S','o','f','t','w','a','r','e',
 637          '\\','M','i','c','r','o','s','o','f','t',
 638          '\\','I','n','t','e','r','n','e','t',' ','E','x','p','l','o','r','e','r',
 639          '\\','I','n','t','e','r','n','a','t','i','o','n','a','l',0};
 640
 641     res = RegOpenKeyW(HKEY_CURRENT_USER, international_keyW, &hkey);
 642     if(res != ERROR_SUCCESS)
 643         return;
 644
 645     size = sizeof(langs);
 646     res = RegQueryValueExA(hkey, "AcceptLanguage", 0, &type, (LPBYTE)langs, &size);
 647     RegCloseKey(hkey);
 648     if(res != ERROR_SUCCESS || type != REG_SZ)
 649         return;
 650
 651     TRACE("Setting lang %s\n", debugstr_a(langs));
 652
 653     set_string_pref(pref, "intl.accept_languages", langs);
 654 }
 655
 656 static void set_preferences(void)
 657 {
 658     nsIPrefBranch *pref;
 659     nsresult nsres;
 660
 661     nsres = nsIServiceManager_GetServiceByContractID(pServMgr, NS_PREFERENCES_CONTRACTID,
 662             &IID_nsIPrefBranch, (void**)&pref);
 663     if(NS_FAILED(nsres)) {
 664         ERR("Could not get preference service: %08x\n", nsres);
 665         return;
 666     }
 667
 668     set_lang(pref);
 669     set_bool_pref(pref, "security.warn_entering_secure", FALSE);
 670     set_bool_pref(pref, "security.warn_submit_insecure", FALSE);
 671     set_int_pref(pref, "layout.spellcheckDefault", 0);
 672
 673     nsIPrefBranch_Release(pref);
 674 }
 675
 676 static BOOL init_xpcom(const PRUnichar *gre_path)
 677 {
 678     nsIComponentRegistrar *registrar = NULL;
 679     nsIFile *gre_dir;
 680     WCHAR *ptr;
 681     nsresult nsres;
 682
 683     nsres = create_nsfile(gre_path, &gre_dir);
 684     if(NS_FAILED(nsres)) {
 685         FreeLibrary(xul_handle);
 686         return FALSE;
 687     }
 688
 689     nsres = NS_InitXPCOM2(&pServMgr, gre_dir, (nsIDirectoryServiceProvider*)&nsDirectoryServiceProvider2);
 690     if(NS_FAILED(nsres)) {
 691         ERR("NS_InitXPCOM2 failed: %08x\n", nsres);
 692         FreeLibrary(xul_handle);
 693         return FALSE;
 694     }
 695
 696     strcpyW(gecko_path, gre_path);
 697     for(ptr = gecko_path; *ptr; ptr++) {
 698         if(*ptr == '\\')
 699             *ptr = '/';
 700     }
 701     gecko_path_len = ptr-gecko_path;
 702
 703     nsres = nsIServiceManager_QueryInterface(pServMgr, &IID_nsIComponentManager, (void**)&pCompMgr);
 704     if(NS_FAILED(nsres))
 705         ERR("Could not get nsIComponentManager: %08x\n", nsres);
 706
 707     nsres = NS_GetComponentRegistrar(&registrar);
 708     if(NS_SUCCEEDED(nsres))
 709         init_nsio(pCompMgr, registrar);
 710     else
 711         ERR("NS_GetComponentRegistrar failed: %08x\n", nsres);
 712
 713     init_mutation(pCompMgr);
 714     set_preferences();
 715
 716     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr, NS_MEMORY_CONTRACTID,
 717             NULL, &IID_nsIMemory, (void**)&nsmem);
 718     if(NS_FAILED(nsres))
 719         ERR("Could not get nsIMemory: %08x\n", nsres);
 720
 721     if(registrar) {
 722         register_nsservice(registrar, pServMgr);
 723         nsIComponentRegistrar_Release(registrar);
 724     }
 725
 726     init_node_cc();
 727
 728     return TRUE;
 729 }
 730
 731 static CRITICAL_SECTION cs_load_gecko;
 732 static CRITICAL_SECTION_DEBUG cs_load_gecko_dbg =
 733 {
 734     0, 0, &cs_load_gecko,
 735     { &cs_load_gecko_dbg.ProcessLocksList, &cs_load_gecko_dbg.ProcessLocksList },
 736       0, 0, { (DWORD_PTR)(__FILE__ ": load_gecko") }
 737 };
 738 static CRITICAL_SECTION cs_load_gecko = { &cs_load_gecko_dbg, -1, 0, 0, 0, 0 };
 739
 740 BOOL load_gecko(void)
 741 {
 742     PRUnichar gre_path[MAX_PATH];
 743     BOOL ret = FALSE;
 744
 745     static DWORD loading_thread;
 746
 747     TRACE("()\n");
 748
 749     /* load_gecko may be called recursively */
 750     if(loading_thread == GetCurrentThreadId())
 751         return pCompMgr != NULL;
 752
 753     EnterCriticalSection(&cs_load_gecko);
 754
 755     if(!loading_thread) {
 756         loading_thread = GetCurrentThreadId();
 757
 758         if(load_wine_gecko(gre_path)
 759            || (install_wine_gecko() && load_wine_gecko(gre_path)))
 760             ret = init_xpcom(gre_path);
 761         else
 762            MESSAGE("Could not load wine-gecko. HTML rendering will be disabled.\n");
 763     }else {
 764         ret = pCompMgr != NULL;
 765     }
 766
 767     LeaveCriticalSection(&cs_load_gecko);
 768
 769     return ret;
 770 }
 771
 772 void *nsalloc(size_t size)
 773 {
 774     return nsIMemory_Alloc(nsmem, size);
 775 }
 776
 777 void nsfree(void *mem)
 778 {
 779     nsIMemory_Free(nsmem, mem);
 780 }
 781
 782 static BOOL nsACString_Init(nsACString *str, const char *data)
 783 {
 784     return NS_SUCCEEDED(NS_CStringContainerInit2(str, data, PR_UINT32_MAX, 0));
 785 }
 786
 787 /*
 788  * Initializes nsACString with data owned by caller.
 789  * Caller must ensure that data is valid during lifetime of string object.
 790  */
 791 void nsACString_InitDepend(nsACString *str, const char *data)
 792 {
 793     NS_CStringContainerInit2(str, data, PR_UINT32_MAX, NS_CSTRING_CONTAINER_INIT_DEPEND);
 794 }
 795
 796 void nsACString_SetData(nsACString *str, const char *data)
 797 {
 798     NS_CStringSetData(str, data, PR_UINT32_MAX);
 799 }
 800
 801 PRUint32 nsACString_GetData(const nsACString *str, const char **data)
 802 {
 803     return NS_CStringGetData(str, data, NULL);
 804 }
 805
 806 void nsACString_Finish(nsACString *str)
 807 {
 808     NS_CStringContainerFinish(str);
 809 }
 810
 811 BOOL nsAString_Init(nsAString *str, const PRUnichar *data)
 812 {
 813     return NS_SUCCEEDED(NS_StringContainerInit2(str, data, PR_UINT32_MAX, 0));
 814 }
 815
 816 /*
 817  * Initializes nsAString with data owned by caller.
 818  * Caller must ensure that data is valid during lifetime of string object.
 819  */
 820 void nsAString_InitDepend(nsAString *str, const PRUnichar *data)
 821 {
 822     NS_StringContainerInit2(str, data, PR_UINT32_MAX, NS_STRING_CONTAINER_INIT_DEPEND);
 823 }
 824
 825 void nsAString_SetData(nsAString *str, const PRUnichar *data)
 826 {
 827     NS_StringSetData(str, data, PR_UINT32_MAX);
 828 }
 829
 830 PRUint32 nsAString_GetData(const nsAString *str, const PRUnichar **data)
 831 {
 832     return NS_StringGetData(str, data, NULL);
 833 }
 834
 835 void nsAString_Finish(nsAString *str)
 836 {
 837     NS_StringContainerFinish(str);
 838 }
 839
 840 HRESULT return_nsstr(nsresult nsres, nsAString *nsstr, BSTR *p)
 841 {
 842     const PRUnichar *str;
 843
 844     if(NS_FAILED(nsres)) {
 845         ERR("failed: %08x\n", nsres);
 846         nsAString_Finish(nsstr);
 847         return E_FAIL;
 848     }
 849
 850     nsAString_GetData(nsstr, &str);
 851     TRACE("ret %s\n", debugstr_w(str));
 852     if(*str) {
 853         *p = SysAllocString(str);
 854         if(!*p)
 855             return E_OUTOFMEMORY;
 856     }else {
 857         *p = NULL;
 858     }
 859
 860     nsAString_Finish(nsstr);
 861     return S_OK;
 862 }
 863
 864 nsICommandParams *create_nscommand_params(void)
 865 {
 866     nsICommandParams *ret = NULL;
 867     nsresult nsres;
 868
 869     if(!pCompMgr)
 870         return NULL;
 871
 872     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
 873             NS_COMMANDPARAMS_CONTRACTID, NULL, &IID_nsICommandParams,
 874             (void**)&ret);
 875     if(NS_FAILED(nsres))
 876         ERR("Could not get nsICommandParams\n");
 877
 878     return ret;
 879 }
 880
 881 nsIWritableVariant *create_nsvariant(void)
 882 {
 883     nsIWritableVariant *ret = NULL;
 884     nsresult nsres;
 885
 886     if(!pCompMgr)
 887         return NULL;
 888
 889     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
 890             NS_VARIANT_CONTRACTID, NULL, &IID_nsIWritableVariant, (void**)&ret);
 891     if(NS_FAILED(nsres))
 892         ERR("Could not get nsIVariant\n");
 893
 894     return ret;
 895 }
 896
 897 nsresult get_nsinterface(nsISupports *iface, REFIID riid, void **ppv)
 898 {
 899     nsIInterfaceRequestor *iface_req;
 900     nsresult nsres;
 901
 902     nsres = nsISupports_QueryInterface(iface, &IID_nsIInterfaceRequestor, (void**)&iface_req);
 903     if(NS_FAILED(nsres))
 904         return nsres;
 905
 906     nsres = nsIInterfaceRequestor_GetInterface(iface_req, riid, ppv);
 907     nsIInterfaceRequestor_Release(iface_req);
 908
 909     return nsres;
 910 }
 911
 912 static HRESULT nsnode_to_nsstring_rec(nsIContentSerializer *serializer, nsIDOMNode *nsnode, nsAString *str)
 913 {
 914     nsIDOMNodeList *node_list = NULL;
 915     cpp_bool has_children = FALSE;
 916     nsIContent *nscontent;
 917     PRUint16 type;
 918     nsresult nsres;
 919
 920     nsIDOMNode_HasChildNodes(nsnode, &has_children);
 921
 922     nsres = nsIDOMNode_GetNodeType(nsnode, &type);
 923     if(NS_FAILED(nsres)) {
 924         ERR("GetType failed: %08x\n", nsres);
 925         return E_FAIL;
 926     }
 927
 928     if(type != DOCUMENT_NODE) {
 929         nsres = nsIDOMNode_QueryInterface(nsnode, &IID_nsIContent, (void**)&nscontent);
 930         if(NS_FAILED(nsres)) {
 931             ERR("Could not get nsIContent interface: %08x\n", nsres);
 932             return E_FAIL;
 933         }
 934     }
 935
 936     switch(type) {
 937     case ELEMENT_NODE:
 938         nsIContentSerializer_AppendElementStart(serializer, nscontent, nscontent, str);
 939         break;
 940     case TEXT_NODE:
 941         nsIContentSerializer_AppendText(serializer, nscontent, 0, -1, str);
 942         break;
 943     case COMMENT_NODE:
 944         nsres = nsIContentSerializer_AppendComment(serializer, nscontent, 0, -1, str);
 945         break;
 946     case DOCUMENT_NODE: {
 947         nsIDocument *nsdoc;
 948         nsIDOMNode_QueryInterface(nsnode, &IID_nsIDocument, (void**)&nsdoc);
 949         nsIContentSerializer_AppendDocumentStart(serializer, nsdoc, str);
 950         nsIDocument_Release(nsdoc);
 951         break;
 952     }
 953     case DOCUMENT_TYPE_NODE:
 954         WARN("Ignoring DOCUMENT_TYPE_NODE\n");
 955         break;
 956     case DOCUMENT_FRAGMENT_NODE:
 957         break;
 958     default:
 959         FIXME("Unhandled type %u\n", type);
 960     }
 961
 962     if(has_children) {
 963         PRUint32 child_cnt, i;
 964         nsIDOMNode *child_node;
 965
 966         nsIDOMNode_GetChildNodes(nsnode, &node_list);
 967         nsIDOMNodeList_GetLength(node_list, &child_cnt);
 968
 969         for(i=0; i<child_cnt; i++) {
 970             nsres = nsIDOMNodeList_Item(node_list, i, &child_node);
 971             if(NS_SUCCEEDED(nsres)) {
 972                 nsnode_to_nsstring_rec(serializer, child_node, str);
 973                 nsIDOMNode_Release(child_node);
 974             }else {
 975                 ERR("Item failed: %08x\n", nsres);
 976             }
 977         }
 978
 979         nsIDOMNodeList_Release(node_list);
 980     }
 981
 982     if(type == ELEMENT_NODE)
 983         nsIContentSerializer_AppendElementEnd(serializer, nscontent, str);
 984
 985     if(type != DOCUMENT_NODE)
 986         nsIContent_Release(nscontent);
 987     return S_OK;
 988 }
 989
 990 HRESULT nsnode_to_nsstring(nsIDOMNode *nsnode, nsAString *str)
 991 {
 992     nsIContentSerializer *serializer;
 993     nsresult nsres;
 994     HRESULT hres;
 995
 996     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
 997             NS_HTMLSERIALIZER_CONTRACTID, NULL, &IID_nsIContentSerializer,
 998             (void**)&serializer);
 999     if(NS_FAILED(nsres)) {
1000         ERR("Could not get nsIContentSerializer: %08x\n", nsres);
1001         return E_FAIL;
1002     }
1003
1004     nsres = nsIContentSerializer_Init(serializer, 0, 100, NULL, FALSE, FALSE /* FIXME */);
1005     if(NS_FAILED(nsres))
1006         ERR("Init failed: %08x\n", nsres);
1007
1008     hres = nsnode_to_nsstring_rec(serializer, nsnode, str);
1009     if(SUCCEEDED(hres)) {
1010         nsres = nsIContentSerializer_Flush(serializer, str);
1011         if(NS_FAILED(nsres))
1012             ERR("Flush failed: %08x\n", nsres);
1013     }
1014
1015     nsIContentSerializer_Release(serializer);
1016     return hres;
1017 }
1018
1019 void get_editor_controller(NSContainer *This)
1020 {
1021     nsIEditingSession *editing_session = NULL;
1022     nsIControllerContext *ctrlctx;
1023     nsresult nsres;
1024
1025     if(This->editor) {
1026         nsIEditor_Release(This->editor);
1027         This->editor = NULL;
1028     }
1029
1030     if(This->editor_controller) {
1031         nsIController_Release(This->editor_controller);
1032         This->editor_controller = NULL;
1033     }
1034
1035     nsres = get_nsinterface((nsISupports*)This->webbrowser, &IID_nsIEditingSession,
1036             (void**)&editing_session);
1037     if(NS_FAILED(nsres)) {
1038         ERR("Could not get nsIEditingSession: %08x\n", nsres);
1039         return;
1040     }
1041
1042     nsres = nsIEditingSession_GetEditorForWindow(editing_session,
1043             This->doc->basedoc.window->nswindow, &This->editor);
1044     nsIEditingSession_Release(editing_session);
1045     if(NS_FAILED(nsres)) {
1046         ERR("Could not get editor: %08x\n", nsres);
1047         return;
1048     }
1049
1050     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
1051             NS_EDITORCONTROLLER_CONTRACTID, NULL, &IID_nsIControllerContext, (void**)&ctrlctx);
1052     if(NS_SUCCEEDED(nsres)) {
1053         nsres = nsIControllerContext_SetCommandContext(ctrlctx, (nsISupports *)This->editor);
1054         if(NS_FAILED(nsres))
1055             ERR("SetCommandContext failed: %08x\n", nsres);
1056         nsres = nsIControllerContext_QueryInterface(ctrlctx, &IID_nsIController,
1057                 (void**)&This->editor_controller);
1058         nsIControllerContext_Release(ctrlctx);
1059         if(NS_FAILED(nsres))
1060             ERR("Could not get nsIController interface: %08x\n", nsres);
1061     }else {
1062         ERR("Could not create edit controller: %08x\n", nsres);
1063     }
1064 }
1065
1066 void close_gecko(void)
1067 {
1068     TRACE("()\n");
1069
1070     release_nsio();
1071     init_mutation(NULL);
1072
1073     if(profile_directory) {
1074         nsIFile_Release(profile_directory);
1075         profile_directory = NULL;
1076     }
1077
1078     if(plugin_directory) {
1079         nsIFile_Release(plugin_directory);
1080         plugin_directory = NULL;
1081     }
1082
1083     if(pCompMgr)
1084         nsIComponentManager_Release(pCompMgr);
1085
1086     if(pServMgr)
1087         nsIServiceManager_Release(pServMgr);
1088
1089     if(nsmem)
1090         nsIMemory_Release(nsmem);
1091
1092     /* Gecko doesn't really support being unloaded */
1093     /* if (hXPCOM) FreeLibrary(hXPCOM); */
1094
1095     DeleteCriticalSection(&cs_load_gecko);
1096 }
1097
1098 BOOL is_gecko_path(const char *path)
1099 {
1100     WCHAR *buf, *ptr;
1101     BOOL ret;
1102
1103     buf = heap_strdupUtoW(path);
1104     if(!buf || strlenW(buf) < gecko_path_len)
1105         return FALSE;
1106
1107     buf[gecko_path_len] = 0;
1108     for(ptr = buf; *ptr; ptr++) {
1109         if(*ptr == '\\')
1110             *ptr = '/';
1111     }
1112
1113     ret = !strcmpiW(buf, gecko_path);
1114     heap_free(buf);
1115     return ret;
1116 }
1117
1118 struct nsWeakReference {
1119     nsIWeakReference nsIWeakReference_iface;
1120
1121     LONG ref;
1122
1123     NSContainer *nscontainer;
1124 };
1125
1126 static inline nsWeakReference *impl_from_nsIWeakReference(nsIWeakReference *iface)
1127 {
1128     return CONTAINING_RECORD(iface, nsWeakReference, nsIWeakReference_iface);
1129 }
1130
1131 static nsresult NSAPI nsWeakReference_QueryInterface(nsIWeakReference *iface,
1132         nsIIDRef riid, void **result)
1133 {
1134     nsWeakReference *This = impl_from_nsIWeakReference(iface);
1135
1136     if(IsEqualGUID(&IID_nsISupports, riid)) {
1137         TRACE("(%p)->(IID_nsISupports %p)\n", This, result);
1138         *result = &This->nsIWeakReference_iface;
1139     }else if(IsEqualGUID(&IID_nsIWeakReference, riid)) {
1140         TRACE("(%p)->(IID_nsIWeakReference %p)\n", This, result);
1141         *result = &This->nsIWeakReference_iface;
1142     }else {
1143         WARN("(%p)->(%s %p)\n", This, debugstr_guid(riid), result);
1144         *result = NULL;
1145         return NS_NOINTERFACE;
1146     }
1147
1148     nsISupports_AddRef((nsISupports*)*result);
1149     return NS_OK;
1150 }
1151
1152 static nsrefcnt NSAPI nsWeakReference_AddRef(nsIWeakReference *iface)
1153 {
1154     nsWeakReference *This = impl_from_nsIWeakReference(iface);
1155     LONG ref = InterlockedIncrement(&This->ref);
1156
1157     TRACE("(%p) ref=%d\n", This, ref);
1158
1159     return ref;
1160 }
1161
1162 static nsrefcnt NSAPI nsWeakReference_Release(nsIWeakReference *iface)
1163 {
1164     nsWeakReference *This = impl_from_nsIWeakReference(iface);
1165     LONG ref = InterlockedIncrement(&This->ref);
1166
1167     TRACE("(%p) ref=%d\n", This, ref);
1168
1169     if(!ref) {
1170         assert(!This->nscontainer);
1171         heap_free(This);
1172     }
1173
1174     return ref;
1175 }
1176
1177 static nsresult NSAPI nsWeakReference_QueryReferent(nsIWeakReference *iface,
1178         const nsIID *riid, void **result)
1179 {
1180     nsWeakReference *This = impl_from_nsIWeakReference(iface);
1181
1182     if(!This->nscontainer)
1183         return NS_ERROR_NULL_POINTER;
1184
1185     return nsIWebBrowserChrome_QueryInterface(&This->nscontainer->nsIWebBrowserChrome_iface, riid, result);
1186 }
1187
1188 static const nsIWeakReferenceVtbl nsWeakReferenceVtbl = {
1189     nsWeakReference_QueryInterface,
1190     nsWeakReference_AddRef,
1191     nsWeakReference_Release,
1192     nsWeakReference_QueryReferent
1193 };
1194
1195 /**********************************************************
1196  *      nsIWebBrowserChrome interface
1197  */
1198
1199 static inline NSContainer *impl_from_nsIWebBrowserChrome(nsIWebBrowserChrome *iface)
1200 {
1201     return CONTAINING_RECORD(iface, NSContainer, nsIWebBrowserChrome_iface);
1202 }
1203
1204 static nsresult NSAPI nsWebBrowserChrome_QueryInterface(nsIWebBrowserChrome *iface,
1205         nsIIDRef riid, void **result)
1206 {
1207     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1208
1209     *result = NULL;
1210     if(IsEqualGUID(&IID_nsISupports, riid)) {
1211         TRACE("(%p)->(IID_nsISupports, %p)\n", This, result);
1212         *result = &This->nsIWebBrowserChrome_iface;
1213     }else if(IsEqualGUID(&IID_nsIWebBrowserChrome, riid)) {
1214         TRACE("(%p)->(IID_nsIWebBrowserChrome, %p)\n", This, result);
1215         *result = &This->nsIWebBrowserChrome_iface;
1216     }else if(IsEqualGUID(&IID_nsIContextMenuListener, riid)) {
1217         TRACE("(%p)->(IID_nsIContextMenuListener, %p)\n", This, result);
1218         *result = &This->nsIContextMenuListener_iface;
1219     }else if(IsEqualGUID(&IID_nsIURIContentListener, riid)) {
1220         TRACE("(%p)->(IID_nsIURIContentListener %p)\n", This, result);
1221         *result = &This->nsIURIContentListener_iface;
1222     }else if(IsEqualGUID(&IID_nsIEmbeddingSiteWindow, riid)) {
1223         TRACE("(%p)->(IID_nsIEmbeddingSiteWindow %p)\n", This, result);
1224         *result = &This->nsIEmbeddingSiteWindow_iface;
1225     }else if(IsEqualGUID(&IID_nsITooltipListener, riid)) {
1226         TRACE("(%p)->(IID_nsITooltipListener %p)\n", This, result);
1227         *result = &This->nsITooltipListener_iface;
1228     }else if(IsEqualGUID(&IID_nsIInterfaceRequestor, riid)) {
1229         TRACE("(%p)->(IID_nsIInterfaceRequestor %p)\n", This, result);
1230         *result = &This->nsIInterfaceRequestor_iface;
1231     }else if(IsEqualGUID(&IID_nsISupportsWeakReference, riid)) {
1232         TRACE("(%p)->(IID_nsISupportsWeakReference %p)\n", This, result);
1233         *result = &This->nsISupportsWeakReference_iface;
1234     }
1235
1236     if(*result) {
1237         nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1238         return NS_OK;
1239     }
1240
1241     TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), result);
1242     return NS_NOINTERFACE;
1243 }
1244
1245 static nsrefcnt NSAPI nsWebBrowserChrome_AddRef(nsIWebBrowserChrome *iface)
1246 {
1247     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1248     LONG ref = InterlockedIncrement(&This->ref);
1249
1250     TRACE("(%p) ref=%d\n", This, ref);
1251
1252     return ref;
1253 }
1254
1255 static nsrefcnt NSAPI nsWebBrowserChrome_Release(nsIWebBrowserChrome *iface)
1256 {
1257     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1258     LONG ref = InterlockedDecrement(&This->ref);
1259
1260     TRACE("(%p) ref=%d\n", This, ref);
1261
1262     if(!ref) {
1263         if(This->parent)
1264             nsIWebBrowserChrome_Release(&This->parent->nsIWebBrowserChrome_iface);
1265         if(This->weak_reference) {
1266             This->weak_reference->nscontainer = NULL;
1267             nsIWeakReference_Release(&This->weak_reference->nsIWeakReference_iface);
1268         }
1269         heap_free(This);
1270     }
1271
1272     return ref;
1273 }
1274
1275 static nsresult NSAPI nsWebBrowserChrome_SetStatus(nsIWebBrowserChrome *iface,
1276         PRUint32 statusType, const PRUnichar *status)
1277 {
1278     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1279     TRACE("(%p)->(%d %s)\n", This, statusType, debugstr_w(status));
1280     return NS_OK;
1281 }
1282
1283 static nsresult NSAPI nsWebBrowserChrome_GetWebBrowser(nsIWebBrowserChrome *iface,
1284         nsIWebBrowser **aWebBrowser)
1285 {
1286     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1287
1288     TRACE("(%p)->(%p)\n", This, aWebBrowser);
1289
1290     if(!aWebBrowser)
1291         return NS_ERROR_INVALID_ARG;
1292
1293     if(This->webbrowser)
1294         nsIWebBrowser_AddRef(This->webbrowser);
1295     *aWebBrowser = This->webbrowser;
1296     return S_OK;
1297 }
1298
1299 static nsresult NSAPI nsWebBrowserChrome_SetWebBrowser(nsIWebBrowserChrome *iface,
1300         nsIWebBrowser *aWebBrowser)
1301 {
1302     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1303
1304     TRACE("(%p)->(%p)\n", This, aWebBrowser);
1305
1306     if(aWebBrowser != This->webbrowser)
1307         ERR("Wrong nsWebBrowser!\n");
1308
1309     return NS_OK;
1310 }
1311
1312 static nsresult NSAPI nsWebBrowserChrome_GetChromeFlags(nsIWebBrowserChrome *iface,
1313         PRUint32 *aChromeFlags)
1314 {
1315     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1316     WARN("(%p)->(%p)\n", This, aChromeFlags);
1317     return NS_ERROR_NOT_IMPLEMENTED;
1318 }
1319
1320 static nsresult NSAPI nsWebBrowserChrome_SetChromeFlags(nsIWebBrowserChrome *iface,
1321         PRUint32 aChromeFlags)
1322 {
1323     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1324     WARN("(%p)->(%08x)\n", This, aChromeFlags);
1325     return NS_ERROR_NOT_IMPLEMENTED;
1326 }
1327
1328 static nsresult NSAPI nsWebBrowserChrome_DestroyBrowserWindow(nsIWebBrowserChrome *iface)
1329 {
1330     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1331     TRACE("(%p)\n", This);
1332     return NS_ERROR_NOT_IMPLEMENTED;
1333 }
1334
1335 static nsresult NSAPI nsWebBrowserChrome_SizeBrowserTo(nsIWebBrowserChrome *iface,
1336         PRInt32 aCX, PRInt32 aCY)
1337 {
1338     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1339     WARN("(%p)->(%d %d)\n", This, aCX, aCY);
1340     return NS_ERROR_NOT_IMPLEMENTED;
1341 }
1342
1343 static nsresult NSAPI nsWebBrowserChrome_ShowAsModal(nsIWebBrowserChrome *iface)
1344 {
1345     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1346     WARN("(%p)\n", This);
1347     return NS_ERROR_NOT_IMPLEMENTED;
1348 }
1349
1350 static nsresult NSAPI nsWebBrowserChrome_IsWindowModal(nsIWebBrowserChrome *iface, cpp_bool *_retval)
1351 {
1352     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1353     WARN("(%p)->(%p)\n", This, _retval);
1354     return NS_ERROR_NOT_IMPLEMENTED;
1355 }
1356
1357 static nsresult NSAPI nsWebBrowserChrome_ExitModalEventLoop(nsIWebBrowserChrome *iface,
1358         nsresult aStatus)
1359 {
1360     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1361     WARN("(%p)->(%08x)\n", This, aStatus);
1362     return NS_ERROR_NOT_IMPLEMENTED;
1363 }
1364
1365 static const nsIWebBrowserChromeVtbl nsWebBrowserChromeVtbl = {
1366     nsWebBrowserChrome_QueryInterface,
1367     nsWebBrowserChrome_AddRef,
1368     nsWebBrowserChrome_Release,
1369     nsWebBrowserChrome_SetStatus,
1370     nsWebBrowserChrome_GetWebBrowser,
1371     nsWebBrowserChrome_SetWebBrowser,
1372     nsWebBrowserChrome_GetChromeFlags,
1373     nsWebBrowserChrome_SetChromeFlags,
1374     nsWebBrowserChrome_DestroyBrowserWindow,
1375     nsWebBrowserChrome_SizeBrowserTo,
1376     nsWebBrowserChrome_ShowAsModal,
1377     nsWebBrowserChrome_IsWindowModal,
1378     nsWebBrowserChrome_ExitModalEventLoop
1379 };
1380
1381 /**********************************************************
1382  *      nsIContextMenuListener interface
1383  */
1384
1385 static inline NSContainer *impl_from_nsIContextMenuListener(nsIContextMenuListener *iface)
1386 {
1387     return CONTAINING_RECORD(iface, NSContainer, nsIContextMenuListener_iface);
1388 }
1389
1390 static nsresult NSAPI nsContextMenuListener_QueryInterface(nsIContextMenuListener *iface,
1391         nsIIDRef riid, void **result)
1392 {
1393     NSContainer *This = impl_from_nsIContextMenuListener(iface);
1394     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1395 }
1396
1397 static nsrefcnt NSAPI nsContextMenuListener_AddRef(nsIContextMenuListener *iface)
1398 {
1399     NSContainer *This = impl_from_nsIContextMenuListener(iface);
1400     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1401 }
1402
1403 static nsrefcnt NSAPI nsContextMenuListener_Release(nsIContextMenuListener *iface)
1404 {
1405     NSContainer *This = impl_from_nsIContextMenuListener(iface);
1406     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1407 }
1408
1409 static nsresult NSAPI nsContextMenuListener_OnShowContextMenu(nsIContextMenuListener *iface,
1410         PRUint32 aContextFlags, nsIDOMEvent *aEvent, nsIDOMNode *aNode)
1411 {
1412     NSContainer *This = impl_from_nsIContextMenuListener(iface);
1413     nsIDOMMouseEvent *event;
1414     HTMLDOMNode *node;
1415     POINT pt;
1416     DWORD dwID = CONTEXT_MENU_DEFAULT;
1417     nsresult nsres;
1418     HRESULT hres;
1419
1420     TRACE("(%p)->(%08x %p %p)\n", This, aContextFlags, aEvent, aNode);
1421
1422     fire_event(This->doc->basedoc.doc_node /* FIXME */, EVENTID_CONTEXTMENU, TRUE, aNode, aEvent, NULL);
1423
1424     nsres = nsIDOMEvent_QueryInterface(aEvent, &IID_nsIDOMMouseEvent, (void**)&event);
1425     if(NS_FAILED(nsres)) {
1426         ERR("Could not get nsIDOMMouseEvent interface: %08x\n", nsres);
1427         return nsres;
1428     }
1429
1430     nsIDOMMouseEvent_GetScreenX(event, &pt.x);
1431     nsIDOMMouseEvent_GetScreenY(event, &pt.y);
1432     nsIDOMMouseEvent_Release(event);
1433
1434     switch(aContextFlags) {
1435     case CONTEXT_NONE:
1436     case CONTEXT_DOCUMENT:
1437     case CONTEXT_TEXT:
1438         dwID = CONTEXT_MENU_DEFAULT;
1439         break;
1440     case CONTEXT_IMAGE:
1441     case CONTEXT_IMAGE|CONTEXT_LINK:
1442         dwID = CONTEXT_MENU_IMAGE;
1443         break;
1444     case CONTEXT_LINK:
1445         dwID = CONTEXT_MENU_ANCHOR;
1446         break;
1447     case CONTEXT_INPUT:
1448         dwID = CONTEXT_MENU_CONTROL;
1449         break;
1450     default:
1451         FIXME("aContextFlags=%08x\n", aContextFlags);
1452     };
1453
1454     hres = get_node(This->doc->basedoc.doc_node, aNode, TRUE, &node);
1455     if(FAILED(hres))
1456         return NS_ERROR_FAILURE;
1457
1458     show_context_menu(This->doc, dwID, &pt, (IDispatch*)&node->IHTMLDOMNode_iface);
1459     node_release(node);
1460     return NS_OK;
1461 }
1462
1463 static const nsIContextMenuListenerVtbl nsContextMenuListenerVtbl = {
1464     nsContextMenuListener_QueryInterface,
1465     nsContextMenuListener_AddRef,
1466     nsContextMenuListener_Release,
1467     nsContextMenuListener_OnShowContextMenu
1468 };
1469
1470 /**********************************************************
1471  *      nsIURIContentListener interface
1472  */
1473
1474 static inline NSContainer *impl_from_nsIURIContentListener(nsIURIContentListener *iface)
1475 {
1476     return CONTAINING_RECORD(iface, NSContainer, nsIURIContentListener_iface);
1477 }
1478
1479 static nsresult NSAPI nsURIContentListener_QueryInterface(nsIURIContentListener *iface,
1480         nsIIDRef riid, void **result)
1481 {
1482     NSContainer *This = impl_from_nsIURIContentListener(iface);
1483     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1484 }
1485
1486 static nsrefcnt NSAPI nsURIContentListener_AddRef(nsIURIContentListener *iface)
1487 {
1488     NSContainer *This = impl_from_nsIURIContentListener(iface);
1489     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1490 }
1491
1492 static nsrefcnt NSAPI nsURIContentListener_Release(nsIURIContentListener *iface)
1493 {
1494     NSContainer *This = impl_from_nsIURIContentListener(iface);
1495     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1496 }
1497
1498 static nsresult NSAPI nsURIContentListener_OnStartURIOpen(nsIURIContentListener *iface,
1499                                                           nsIURI *aURI, cpp_bool *_retval)
1500 {
1501     NSContainer *This = impl_from_nsIURIContentListener(iface);
1502     nsACString spec_str;
1503     const char *spec;
1504     nsresult nsres;
1505
1506     nsACString_Init(&spec_str, NULL);
1507     nsIURI_GetSpec(aURI, &spec_str);
1508     nsACString_GetData(&spec_str, &spec);
1509
1510     TRACE("(%p)->(%p(%s) %p)\n", This, aURI, debugstr_a(spec), _retval);
1511
1512     nsACString_Finish(&spec_str);
1513
1514     nsres = on_start_uri_open(This, aURI, _retval);
1515     if(NS_FAILED(nsres))
1516         return nsres;
1517
1518     return !*_retval && This->content_listener
1519         ? nsIURIContentListener_OnStartURIOpen(This->content_listener, aURI, _retval)
1520         : NS_OK;
1521 }
1522
1523 static nsresult NSAPI nsURIContentListener_DoContent(nsIURIContentListener *iface,
1524         const char *aContentType, cpp_bool aIsContentPreferred, nsIRequest *aRequest,
1525         nsIStreamListener **aContentHandler, cpp_bool *_retval)
1526 {
1527     NSContainer *This = impl_from_nsIURIContentListener(iface);
1528
1529     TRACE("(%p)->(%s %x %p %p %p)\n", This, debugstr_a(aContentType), aIsContentPreferred,
1530             aRequest, aContentHandler, _retval);
1531
1532     return This->content_listener
1533         ? nsIURIContentListener_DoContent(This->content_listener, aContentType,
1534                   aIsContentPreferred, aRequest, aContentHandler, _retval)
1535         : NS_ERROR_NOT_IMPLEMENTED;
1536 }
1537
1538 static nsresult NSAPI nsURIContentListener_IsPreferred(nsIURIContentListener *iface,
1539         const char *aContentType, char **aDesiredContentType, cpp_bool *_retval)
1540 {
1541     NSContainer *This = impl_from_nsIURIContentListener(iface);
1542
1543     TRACE("(%p)->(%s %p %p)\n", This, debugstr_a(aContentType), aDesiredContentType, _retval);
1544
1545     /* FIXME: Should we do something here? */
1546     *_retval = TRUE;
1547
1548     return This->content_listener
1549         ? nsIURIContentListener_IsPreferred(This->content_listener, aContentType,
1550                   aDesiredContentType, _retval)
1551         : NS_OK;
1552 }
1553
1554 static nsresult NSAPI nsURIContentListener_CanHandleContent(nsIURIContentListener *iface,
1555         const char *aContentType, cpp_bool aIsContentPreferred, char **aDesiredContentType,
1556         cpp_bool *_retval)
1557 {
1558     NSContainer *This = impl_from_nsIURIContentListener(iface);
1559
1560     TRACE("(%p)->(%s %x %p %p)\n", This, debugstr_a(aContentType), aIsContentPreferred,
1561             aDesiredContentType, _retval);
1562
1563     return This->content_listener
1564         ? nsIURIContentListener_CanHandleContent(This->content_listener, aContentType,
1565                 aIsContentPreferred, aDesiredContentType, _retval)
1566         : NS_ERROR_NOT_IMPLEMENTED;
1567 }
1568
1569 static nsresult NSAPI nsURIContentListener_GetLoadCookie(nsIURIContentListener *iface,
1570         nsISupports **aLoadCookie)
1571 {
1572     NSContainer *This = impl_from_nsIURIContentListener(iface);
1573
1574     WARN("(%p)->(%p)\n", This, aLoadCookie);
1575
1576     return This->content_listener
1577         ? nsIURIContentListener_GetLoadCookie(This->content_listener, aLoadCookie)
1578         : NS_ERROR_NOT_IMPLEMENTED;
1579 }
1580
1581 static nsresult NSAPI nsURIContentListener_SetLoadCookie(nsIURIContentListener *iface,
1582         nsISupports *aLoadCookie)
1583 {
1584     NSContainer *This = impl_from_nsIURIContentListener(iface);
1585
1586     WARN("(%p)->(%p)\n", This, aLoadCookie);
1587
1588     return This->content_listener
1589         ? nsIURIContentListener_SetLoadCookie(This->content_listener, aLoadCookie)
1590         : NS_ERROR_NOT_IMPLEMENTED;
1591 }
1592
1593 static nsresult NSAPI nsURIContentListener_GetParentContentListener(nsIURIContentListener *iface,
1594         nsIURIContentListener **aParentContentListener)
1595 {
1596     NSContainer *This = impl_from_nsIURIContentListener(iface);
1597
1598     TRACE("(%p)->(%p)\n", This, aParentContentListener);
1599
1600     if(This->content_listener)
1601         nsIURIContentListener_AddRef(This->content_listener);
1602
1603     *aParentContentListener = This->content_listener;
1604     return NS_OK;
1605 }
1606
1607 static nsresult NSAPI nsURIContentListener_SetParentContentListener(nsIURIContentListener *iface,
1608         nsIURIContentListener *aParentContentListener)
1609 {
1610     NSContainer *This = impl_from_nsIURIContentListener(iface);
1611
1612     TRACE("(%p)->(%p)\n", This, aParentContentListener);
1613
1614     if(aParentContentListener == &This->nsIURIContentListener_iface)
1615         return NS_OK;
1616
1617     if(This->content_listener)
1618         nsIURIContentListener_Release(This->content_listener);
1619
1620     This->content_listener = aParentContentListener;
1621     if(This->content_listener)
1622         nsIURIContentListener_AddRef(This->content_listener);
1623
1624     return NS_OK;
1625 }
1626
1627 static const nsIURIContentListenerVtbl nsURIContentListenerVtbl = {
1628     nsURIContentListener_QueryInterface,
1629     nsURIContentListener_AddRef,
1630     nsURIContentListener_Release,
1631     nsURIContentListener_OnStartURIOpen,
1632     nsURIContentListener_DoContent,
1633     nsURIContentListener_IsPreferred,
1634     nsURIContentListener_CanHandleContent,
1635     nsURIContentListener_GetLoadCookie,
1636     nsURIContentListener_SetLoadCookie,
1637     nsURIContentListener_GetParentContentListener,
1638     nsURIContentListener_SetParentContentListener
1639 };
1640
1641 /**********************************************************
1642  *      nsIEmbeddinSiteWindow interface
1643  */
1644
1645 static inline NSContainer *impl_from_nsIEmbeddingSiteWindow(nsIEmbeddingSiteWindow *iface)
1646 {
1647     return CONTAINING_RECORD(iface, NSContainer, nsIEmbeddingSiteWindow_iface);
1648 }
1649
1650 static nsresult NSAPI nsEmbeddingSiteWindow_QueryInterface(nsIEmbeddingSiteWindow *iface,
1651         nsIIDRef riid, void **result)
1652 {
1653     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1654     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1655 }
1656
1657 static nsrefcnt NSAPI nsEmbeddingSiteWindow_AddRef(nsIEmbeddingSiteWindow *iface)
1658 {
1659     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1660     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1661 }
1662
1663 static nsrefcnt NSAPI nsEmbeddingSiteWindow_Release(nsIEmbeddingSiteWindow *iface)
1664 {
1665     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1666     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1667 }
1668
1669 static nsresult NSAPI nsEmbeddingSiteWindow_SetDimensions(nsIEmbeddingSiteWindow *iface,
1670         PRUint32 flags, PRInt32 x, PRInt32 y, PRInt32 cx, PRInt32 cy)
1671 {
1672     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1673     WARN("(%p)->(%08x %d %d %d %d)\n", This, flags, x, y, cx, cy);
1674     return NS_ERROR_NOT_IMPLEMENTED;
1675 }
1676
1677 static nsresult NSAPI nsEmbeddingSiteWindow_GetDimensions(nsIEmbeddingSiteWindow *iface,
1678         PRUint32 flags, PRInt32 *x, PRInt32 *y, PRInt32 *cx, PRInt32 *cy)
1679 {
1680     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1681     WARN("(%p)->(%08x %p %p %p %p)\n", This, flags, x, y, cx, cy);
1682     return NS_ERROR_NOT_IMPLEMENTED;
1683 }
1684
1685 static nsresult NSAPI nsEmbeddingSiteWindow_SetFocus(nsIEmbeddingSiteWindow *iface)
1686 {
1687     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1688
1689     TRACE("(%p)\n", This);
1690
1691     return nsIBaseWindow_SetFocus(This->window);
1692 }
1693
1694 static nsresult NSAPI nsEmbeddingSiteWindow_GetVisibility(nsIEmbeddingSiteWindow *iface,
1695         cpp_bool *aVisibility)
1696 {
1697     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1698
1699     TRACE("(%p)->(%p)\n", This, aVisibility);
1700
1701     *aVisibility = This->doc && This->doc->hwnd && IsWindowVisible(This->doc->hwnd);
1702     return NS_OK;
1703 }
1704
1705 static nsresult NSAPI nsEmbeddingSiteWindow_SetVisibility(nsIEmbeddingSiteWindow *iface,
1706         cpp_bool aVisibility)
1707 {
1708     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1709
1710     TRACE("(%p)->(%x)\n", This, aVisibility);
1711
1712     return NS_OK;
1713 }
1714
1715 static nsresult NSAPI nsEmbeddingSiteWindow_GetTitle(nsIEmbeddingSiteWindow *iface,
1716         PRUnichar **aTitle)
1717 {
1718     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1719     WARN("(%p)->(%p)\n", This, aTitle);
1720     return NS_ERROR_NOT_IMPLEMENTED;
1721 }
1722
1723 static nsresult NSAPI nsEmbeddingSiteWindow_SetTitle(nsIEmbeddingSiteWindow *iface,
1724         const PRUnichar *aTitle)
1725 {
1726     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1727     WARN("(%p)->(%s)\n", This, debugstr_w(aTitle));
1728     return NS_ERROR_NOT_IMPLEMENTED;
1729 }
1730
1731 static nsresult NSAPI nsEmbeddingSiteWindow_GetSiteWindow(nsIEmbeddingSiteWindow *iface,
1732         void **aSiteWindow)
1733 {
1734     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1735
1736     TRACE("(%p)->(%p)\n", This, aSiteWindow);
1737
1738     *aSiteWindow = This->hwnd;
1739     return NS_OK;
1740 }
1741
1742 static const nsIEmbeddingSiteWindowVtbl nsEmbeddingSiteWindowVtbl = {
1743     nsEmbeddingSiteWindow_QueryInterface,
1744     nsEmbeddingSiteWindow_AddRef,
1745     nsEmbeddingSiteWindow_Release,
1746     nsEmbeddingSiteWindow_SetDimensions,
1747     nsEmbeddingSiteWindow_GetDimensions,
1748     nsEmbeddingSiteWindow_SetFocus,
1749     nsEmbeddingSiteWindow_GetVisibility,
1750     nsEmbeddingSiteWindow_SetVisibility,
1751     nsEmbeddingSiteWindow_GetTitle,
1752     nsEmbeddingSiteWindow_SetTitle,
1753     nsEmbeddingSiteWindow_GetSiteWindow
1754 };
1755
1756 static inline NSContainer *impl_from_nsITooltipListener(nsITooltipListener *iface)
1757 {
1758     return CONTAINING_RECORD(iface, NSContainer, nsITooltipListener_iface);
1759 }
1760
1761 static nsresult NSAPI nsTooltipListener_QueryInterface(nsITooltipListener *iface, nsIIDRef riid,
1762         void **result)
1763 {
1764     NSContainer *This = impl_from_nsITooltipListener(iface);
1765     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1766 }
1767
1768 static nsrefcnt NSAPI nsTooltipListener_AddRef(nsITooltipListener *iface)
1769 {
1770     NSContainer *This = impl_from_nsITooltipListener(iface);
1771     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1772 }
1773
1774 static nsrefcnt NSAPI nsTooltipListener_Release(nsITooltipListener *iface)
1775 {
1776     NSContainer *This = impl_from_nsITooltipListener(iface);
1777     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1778 }
1779
1780 static nsresult NSAPI nsTooltipListener_OnShowTooltip(nsITooltipListener *iface,
1781         PRInt32 aXCoord, PRInt32 aYCoord, const PRUnichar *aTipText)
1782 {
1783     NSContainer *This = impl_from_nsITooltipListener(iface);
1784
1785     if (This->doc)
1786         show_tooltip(This->doc, aXCoord, aYCoord, aTipText);
1787
1788     return NS_OK;
1789 }
1790
1791 static nsresult NSAPI nsTooltipListener_OnHideTooltip(nsITooltipListener *iface)
1792 {
1793     NSContainer *This = impl_from_nsITooltipListener(iface);
1794
1795     if (This->doc)
1796         hide_tooltip(This->doc);
1797
1798     return NS_OK;
1799 }
1800
1801 static const nsITooltipListenerVtbl nsTooltipListenerVtbl = {
1802     nsTooltipListener_QueryInterface,
1803     nsTooltipListener_AddRef,
1804     nsTooltipListener_Release,
1805     nsTooltipListener_OnShowTooltip,
1806     nsTooltipListener_OnHideTooltip
1807 };
1808
1809 static inline NSContainer *impl_from_nsIInterfaceRequestor(nsIInterfaceRequestor *iface)
1810 {
1811     return CONTAINING_RECORD(iface, NSContainer, nsIInterfaceRequestor_iface);
1812 }
1813
1814 static nsresult NSAPI nsInterfaceRequestor_QueryInterface(nsIInterfaceRequestor *iface,
1815         nsIIDRef riid, void **result)
1816 {
1817     NSContainer *This = impl_from_nsIInterfaceRequestor(iface);
1818     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1819 }
1820
1821 static nsrefcnt NSAPI nsInterfaceRequestor_AddRef(nsIInterfaceRequestor *iface)
1822 {
1823     NSContainer *This = impl_from_nsIInterfaceRequestor(iface);
1824     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1825 }
1826
1827 static nsrefcnt NSAPI nsInterfaceRequestor_Release(nsIInterfaceRequestor *iface)
1828 {
1829     NSContainer *This = impl_from_nsIInterfaceRequestor(iface);
1830     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1831 }
1832
1833 static nsresult NSAPI nsInterfaceRequestor_GetInterface(nsIInterfaceRequestor *iface,
1834         nsIIDRef riid, void **result)
1835 {
1836     NSContainer *This = impl_from_nsIInterfaceRequestor(iface);
1837
1838     if(IsEqualGUID(&IID_nsIDOMWindow, riid)) {
1839         TRACE("(%p)->(IID_nsIDOMWindow %p)\n", This, result);
1840         return nsIWebBrowser_GetContentDOMWindow(This->webbrowser, (nsIDOMWindow**)result);
1841     }
1842
1843     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1844 }
1845
1846 static const nsIInterfaceRequestorVtbl nsInterfaceRequestorVtbl = {
1847     nsInterfaceRequestor_QueryInterface,
1848     nsInterfaceRequestor_AddRef,
1849     nsInterfaceRequestor_Release,
1850     nsInterfaceRequestor_GetInterface
1851 };
1852
1853 static inline NSContainer *impl_from_nsISupportsWeakReference(nsISupportsWeakReference *iface)
1854 {
1855     return CONTAINING_RECORD(iface, NSContainer, nsISupportsWeakReference_iface);
1856 }
1857
1858 static nsresult NSAPI nsSupportsWeakReference_QueryInterface(nsISupportsWeakReference *iface,
1859         nsIIDRef riid, void **result)
1860 {
1861     NSContainer *This = impl_from_nsISupportsWeakReference(iface);
1862     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1863 }
1864
1865 static nsrefcnt NSAPI nsSupportsWeakReference_AddRef(nsISupportsWeakReference *iface)
1866 {
1867     NSContainer *This = impl_from_nsISupportsWeakReference(iface);
1868     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1869 }
1870
1871 static nsrefcnt NSAPI nsSupportsWeakReference_Release(nsISupportsWeakReference *iface)
1872 {
1873     NSContainer *This = impl_from_nsISupportsWeakReference(iface);
1874     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1875 }
1876
1877 static nsresult NSAPI nsSupportsWeakReference_GetWeakReference(nsISupportsWeakReference *iface,
1878         nsIWeakReference **_retval)
1879 {
1880     NSContainer *This = impl_from_nsISupportsWeakReference(iface);
1881
1882     TRACE("(%p)->(%p)\n", This, _retval);
1883
1884     if(!This->weak_reference) {
1885         This->weak_reference = heap_alloc(sizeof(nsWeakReference));
1886         if(!This->weak_reference)
1887             return NS_ERROR_OUT_OF_MEMORY;
1888
1889         This->weak_reference->nsIWeakReference_iface.lpVtbl = &nsWeakReferenceVtbl;
1890         This->weak_reference->ref = 1;
1891         This->weak_reference->nscontainer = This;
1892     }
1893
1894     *_retval = &This->weak_reference->nsIWeakReference_iface;
1895     nsIWeakReference_AddRef(*_retval);
1896     return NS_OK;
1897 }
1898
1899 static const nsISupportsWeakReferenceVtbl nsSupportsWeakReferenceVtbl = {
1900     nsSupportsWeakReference_QueryInterface,
1901     nsSupportsWeakReference_AddRef,
1902     nsSupportsWeakReference_Release,
1903     nsSupportsWeakReference_GetWeakReference
1904 };
1905
1906 static HRESULT init_nscontainer(NSContainer *nscontainer)
1907 {
1908     nsIWebBrowserSetup *wbsetup;
1909     nsIScrollable *scrollable;
1910     nsresult nsres;
1911
1912     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr, NS_WEBBROWSER_CONTRACTID,
1913             NULL, &IID_nsIWebBrowser, (void**)&nscontainer->webbrowser);
1914     if(NS_FAILED(nsres)) {
1915         ERR("Creating WebBrowser failed: %08x\n", nsres);
1916         return E_FAIL;
1917     }
1918
1919     nsres = nsIWebBrowser_SetContainerWindow(nscontainer->webbrowser, &nscontainer->nsIWebBrowserChrome_iface);
1920     if(NS_FAILED(nsres)) {
1921         ERR("SetContainerWindow failed: %08x\n", nsres);
1922         return E_FAIL;
1923     }
1924
1925     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIBaseWindow,
1926             (void**)&nscontainer->window);
1927     if(NS_FAILED(nsres)) {
1928         ERR("Could not get nsIBaseWindow interface: %08x\n", nsres);
1929         return E_FAIL;
1930     }
1931
1932     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIWebBrowserSetup,
1933                                          (void**)&wbsetup);
1934     if(NS_SUCCEEDED(nsres)) {
1935         nsres = nsIWebBrowserSetup_SetProperty(wbsetup, SETUP_IS_CHROME_WRAPPER, FALSE);
1936         nsIWebBrowserSetup_Release(wbsetup);
1937         if(NS_FAILED(nsres)) {
1938             ERR("SetProperty(SETUP_IS_CHROME_WRAPPER) failed: %08x\n", nsres);
1939             return E_FAIL;
1940         }
1941     }else {
1942         ERR("Could not get nsIWebBrowserSetup interface\n");
1943         return E_FAIL;
1944     }
1945
1946     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIWebNavigation,
1947             (void**)&nscontainer->navigation);
1948     if(NS_FAILED(nsres)) {
1949         ERR("Could not get nsIWebNavigation interface: %08x\n", nsres);
1950         return E_FAIL;
1951     }
1952
1953     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIWebBrowserFocus,
1954             (void**)&nscontainer->focus);
1955     if(NS_FAILED(nsres)) {
1956         ERR("Could not get nsIWebBrowserFocus interface: %08x\n", nsres);
1957         return E_FAIL;
1958     }
1959
1960     if(!nscontainer_class) {
1961         register_nscontainer_class();
1962         if(!nscontainer_class)
1963             return E_FAIL;
1964     }
1965
1966     nscontainer->hwnd = CreateWindowExW(0, wszNsContainer, NULL,
1967             WS_CHILD | WS_CLIPSIBLINGS | WS_CLIPCHILDREN, 0, 0, 100, 100,
1968             GetDesktopWindow(), NULL, hInst, nscontainer);
1969     if(!nscontainer->hwnd) {
1970         WARN("Could not create window\n");
1971         return E_FAIL;
1972     }
1973
1974     nsres = nsIBaseWindow_InitWindow(nscontainer->window, nscontainer->hwnd, NULL, 0, 0, 100, 100);
1975     if(NS_SUCCEEDED(nsres)) {
1976         nsres = nsIBaseWindow_Create(nscontainer->window);
1977         if(NS_FAILED(nsres)) {
1978             WARN("Creating window failed: %08x\n", nsres);
1979             return E_FAIL;
1980         }
1981
1982         nsIBaseWindow_SetVisibility(nscontainer->window, FALSE);
1983         nsIBaseWindow_SetEnabled(nscontainer->window, FALSE);
1984     }else {
1985         ERR("InitWindow failed: %08x\n", nsres);
1986         return E_FAIL;
1987     }
1988
1989     nsres = nsIWebBrowser_SetParentURIContentListener(nscontainer->webbrowser,
1990             &nscontainer->nsIURIContentListener_iface);
1991     if(NS_FAILED(nsres))
1992         ERR("SetParentURIContentListener failed: %08x\n", nsres);
1993
1994     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIScrollable, (void**)&scrollable);
1995     if(NS_SUCCEEDED(nsres)) {
1996         nsres = nsIScrollable_SetDefaultScrollbarPreferences(scrollable,
1997                 ScrollOrientation_Y, Scrollbar_Always);
1998         if(NS_FAILED(nsres))
1999             ERR("Could not set default Y scrollbar prefs: %08x\n", nsres);
2000
2001         nsres = nsIScrollable_SetDefaultScrollbarPreferences(scrollable,
2002                 ScrollOrientation_X, Scrollbar_Auto);
2003         if(NS_FAILED(nsres))
2004             ERR("Could not set default X scrollbar prefs: %08x\n", nsres);
2005
2006         nsIScrollable_Release(scrollable);
2007     }else {
2008         ERR("Could not get nsIScrollable: %08x\n", nsres);
2009     }
2010
2011     return S_OK;
2012 }
2013
2014 HRESULT create_nscontainer(HTMLDocumentObj *doc, NSContainer **_ret)
2015 {
2016     NSContainer *ret;
2017     HRESULT hres;
2018
2019     if(!load_gecko())
2020         return CLASS_E_CLASSNOTAVAILABLE;
2021
2022     ret = heap_alloc_zero(sizeof(NSContainer));
2023     if(!ret)
2024         return E_OUTOFMEMORY;
2025
2026     ret->nsIWebBrowserChrome_iface.lpVtbl = &nsWebBrowserChromeVtbl;
2027     ret->nsIContextMenuListener_iface.lpVtbl = &nsContextMenuListenerVtbl;
2028     ret->nsIURIContentListener_iface.lpVtbl = &nsURIContentListenerVtbl;
2029     ret->nsIEmbeddingSiteWindow_iface.lpVtbl = &nsEmbeddingSiteWindowVtbl;
2030     ret->nsITooltipListener_iface.lpVtbl = &nsTooltipListenerVtbl;
2031     ret->nsIInterfaceRequestor_iface.lpVtbl = &nsInterfaceRequestorVtbl;
2032     ret->nsISupportsWeakReference_iface.lpVtbl = &nsSupportsWeakReferenceVtbl;
2033
2034     ret->doc = doc;
2035     ret->ref = 1;
2036
2037     hres = init_nscontainer(ret);
2038     if(SUCCEEDED(hres))
2039         *_ret = ret;
2040     else
2041         nsIWebBrowserChrome_Release(&ret->nsIWebBrowserChrome_iface);
2042     return hres;
2043 }
2044
2045 void NSContainer_Release(NSContainer *This)
2046 {
2047     TRACE("(%p)\n", This);
2048
2049     This->doc = NULL;
2050
2051     ShowWindow(This->hwnd, SW_HIDE);
2052     SetParent(This->hwnd, NULL);
2053
2054     nsIBaseWindow_SetVisibility(This->window, FALSE);
2055     nsIBaseWindow_Destroy(This->window);
2056
2057     nsIWebBrowser_SetContainerWindow(This->webbrowser, NULL);
2058
2059     nsIWebBrowser_Release(This->webbrowser);
2060     This->webbrowser = NULL;
2061
2062     nsIWebNavigation_Release(This->navigation);
2063     This->navigation = NULL;
2064
2065     nsIBaseWindow_Release(This->window);
2066     This->window = NULL;
2067
2068     nsIWebBrowserFocus_Release(This->focus);
2069     This->focus = NULL;
2070
2071     if(This->editor_controller) {
2072         nsIController_Release(This->editor_controller);
2073         This->editor_controller = NULL;
2074     }
2075
2076     if(This->editor) {
2077         nsIEditor_Release(This->editor);
2078         This->editor = NULL;
2079     }
2080
2081     if(This->content_listener) {
2082         nsIURIContentListener_Release(This->content_listener);
2083         This->content_listener = NULL;
2084     }
2085
2086     if(This->hwnd) {
2087         DestroyWindow(This->hwnd);
2088         This->hwnd = NULL;
2089     }
2090
2091     nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
2092 }