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 #include "shlwapi.h"
  33
  34 #include "wine/debug.h"
  35
  36 #include "mshtml_private.h"
  37 #include "htmlevent.h"
  38 #include "binding.h"
  39
  40 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
  41 WINE_DECLARE_DEBUG_CHANNEL(gecko);
  42
  43 #define NS_APPSTARTUPNOTIFIER_CONTRACTID "@mozilla.org/embedcomp/appstartup-notifier;1"
  44 #define NS_WEBBROWSER_CONTRACTID "@mozilla.org/embedding/browser/nsWebBrowser;1"
  45 #define NS_MEMORY_CONTRACTID "@mozilla.org/xpcom/memory-service;1"
  46 #define NS_COMMANDPARAMS_CONTRACTID "@mozilla.org/embedcomp/command-params;1"
  47 #define NS_HTMLSERIALIZER_CONTRACTID "@mozilla.org/layout/contentserializer;1?mimetype=text/html"
  48 #define NS_EDITORCONTROLLER_CONTRACTID "@mozilla.org/editor/editorcontroller;1"
  49 #define NS_PREFERENCES_CONTRACTID "@mozilla.org/preferences;1"
  50 #define NS_VARIANT_CONTRACTID "@mozilla.org/variant;1"
  51 #define NS_CATEGORYMANAGER_CONTRACTID "@mozilla.org/categorymanager;1"
  52
  53 #define PR_UINT32_MAX 0xffffffff
  54
  55 #define NS_STRING_CONTAINER_INIT_DEPEND  0x0002
  56 #define NS_CSTRING_CONTAINER_INIT_DEPEND 0x0002
  57
  58 typedef UINT32 PRUint32;
  59
  60 static nsresult (CDECL *NS_InitXPCOM2)(nsIServiceManager**,void*,void*);
  61 static nsresult (CDECL *NS_ShutdownXPCOM)(nsIServiceManager*);
  62 static nsresult (CDECL *NS_GetComponentRegistrar)(nsIComponentRegistrar**);
  63 static nsresult (CDECL *NS_StringContainerInit2)(nsStringContainer*,const PRUnichar*,PRUint32,PRUint32);
  64 static nsresult (CDECL *NS_CStringContainerInit2)(nsCStringContainer*,const char*,PRUint32,PRUint32);
  65 static nsresult (CDECL *NS_StringContainerFinish)(nsStringContainer*);
  66 static nsresult (CDECL *NS_CStringContainerFinish)(nsCStringContainer*);
  67 static nsresult (CDECL *NS_StringSetData)(nsAString*,const PRUnichar*,PRUint32);
  68 static nsresult (CDECL *NS_CStringSetData)(nsACString*,const char*,PRUint32);
  69 static nsresult (CDECL *NS_NewLocalFile)(const nsAString*,cpp_bool,nsIFile**);
  70 static PRUint32 (CDECL *NS_StringGetData)(const nsAString*,const PRUnichar **,cpp_bool*);
  71 static PRUint32 (CDECL *NS_CStringGetData)(const nsACString*,const char**,cpp_bool*);
  72
  73 static HINSTANCE xul_handle = NULL;
  74
  75 static nsIServiceManager *pServMgr = NULL;
  76 static nsIComponentManager *pCompMgr = NULL;
  77 static nsICategoryManager *cat_mgr;
  78 static nsIMemory *nsmem = NULL;
  79 static nsIFile *profile_directory, *plugin_directory;
  80
  81 static const WCHAR wszNsContainer[] = {'N','s','C','o','n','t','a','i','n','e','r',0};
  82
  83 static ATOM nscontainer_class;
  84 static WCHAR gecko_path[MAX_PATH];
  85 static unsigned gecko_path_len;
  86
  87 nsresult create_nsfile(const PRUnichar *path, nsIFile **ret)
  88 {
  89     nsAString str;
  90     nsresult nsres;
  91
  92     nsAString_InitDepend(&str, path);
  93     nsres = NS_NewLocalFile(&str, FALSE, ret);
  94     nsAString_Finish(&str);
  95
  96     if(NS_FAILED(nsres))
  97         WARN("NS_NewLocalFile failed: %08x\n", nsres);
  98     return nsres;
  99 }
 100
 101 typedef struct {
 102     nsISimpleEnumerator nsISimpleEnumerator_iface;
 103     LONG ref;
 104     nsISupports *value;
 105 } nsSingletonEnumerator;
 106
 107 static inline nsSingletonEnumerator *impl_from_nsISimpleEnumerator(nsISimpleEnumerator *iface)
 108 {
 109     return CONTAINING_RECORD(iface, nsSingletonEnumerator, nsISimpleEnumerator_iface);
 110 }
 111
 112 static nsresult NSAPI nsSingletonEnumerator_QueryInterface(nsISimpleEnumerator *iface, nsIIDRef riid, void **ppv)
 113 {
 114     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 115
 116     if(IsEqualGUID(&IID_nsISupports, riid)) {
 117         TRACE("(%p)->(IID_nsISupports %p)\n", This, ppv);
 118         *ppv = &This->nsISimpleEnumerator_iface;
 119     }else if(IsEqualGUID(&IID_nsISimpleEnumerator, riid)) {
 120         TRACE("(%p)->(IID_nsISimpleEnumerator %p)\n", This, ppv);
 121         *ppv = &This->nsISimpleEnumerator_iface;
 122     }else {
 123         TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
 124         *ppv = NULL;
 125         return NS_NOINTERFACE;
 126     }
 127
 128     nsISupports_AddRef((nsISupports*)*ppv);
 129     return NS_OK;
 130 }
 131
 132 static nsrefcnt NSAPI nsSingletonEnumerator_AddRef(nsISimpleEnumerator *iface)
 133 {
 134     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 135     nsrefcnt ref = InterlockedIncrement(&This->ref);
 136
 137     TRACE("(%p) ref=%d\n", This, ref);
 138
 139     return ref;
 140 }
 141
 142 static nsrefcnt NSAPI nsSingletonEnumerator_Release(nsISimpleEnumerator *iface)
 143 {
 144     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 145     nsrefcnt ref = InterlockedDecrement(&This->ref);
 146
 147     TRACE("(%p) ref=%d\n", This, ref);
 148
 149     if(!ref) {
 150         if(This->value)
 151             nsISupports_Release(This->value);
 152         heap_free(This);
 153     }
 154
 155     return ref;
 156 }
 157
 158 static nsresult NSAPI nsSingletonEnumerator_HasMoreElements(nsISimpleEnumerator *iface, cpp_bool *_retval)
 159 {
 160     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 161
 162     TRACE("(%p)->()\n", This);
 163
 164     *_retval = This->value != NULL;
 165     return NS_OK;
 166 }
 167
 168 static nsresult NSAPI nsSingletonEnumerator_GetNext(nsISimpleEnumerator *iface, nsISupports **_retval)
 169 {
 170     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 171
 172     TRACE("(%p)->()\n", This);
 173
 174     if(!This->value)
 175         return NS_ERROR_UNEXPECTED;
 176
 177     *_retval = This->value;
 178     This->value = NULL;
 179     return NS_OK;
 180 }
 181
 182 static const nsISimpleEnumeratorVtbl nsSingletonEnumeratorVtbl = {
 183     nsSingletonEnumerator_QueryInterface,
 184     nsSingletonEnumerator_AddRef,
 185     nsSingletonEnumerator_Release,
 186     nsSingletonEnumerator_HasMoreElements,
 187     nsSingletonEnumerator_GetNext
 188 };
 189
 190 static nsISimpleEnumerator *create_singleton_enumerator(nsISupports *value)
 191 {
 192     nsSingletonEnumerator *ret;
 193
 194     ret = heap_alloc(sizeof(*ret));
 195     if(!ret)
 196         return NULL;
 197
 198     ret->nsISimpleEnumerator_iface.lpVtbl = &nsSingletonEnumeratorVtbl;
 199     ret->ref = 1;
 200
 201     if(value)
 202         nsISupports_AddRef(value);
 203     ret->value = value;
 204     return &ret->nsISimpleEnumerator_iface;
 205 }
 206
 207 static nsresult NSAPI nsDirectoryServiceProvider2_QueryInterface(nsIDirectoryServiceProvider2 *iface,
 208         nsIIDRef riid, void **result)
 209 {
 210     if(IsEqualGUID(&IID_nsISupports, riid)) {
 211         TRACE("(IID_nsISupports %p)\n", result);
 212         *result = iface;
 213     }else if(IsEqualGUID(&IID_nsIDirectoryServiceProvider, riid)) {
 214         TRACE("(IID_nsIDirectoryServiceProvider %p)\n", result);
 215         *result = iface;
 216     }else if(IsEqualGUID(&IID_nsIDirectoryServiceProvider2, riid)) {
 217         TRACE("(IID_nsIDirectoryServiceProvider2 %p)\n", result);
 218         *result = iface;
 219     }else {
 220         WARN("(%s %p)\n", debugstr_guid(riid), result);
 221         *result = NULL;
 222         return NS_NOINTERFACE;
 223     }
 224
 225     nsISupports_AddRef((nsISupports*)*result);
 226     return NS_OK;
 227 }
 228
 229 static nsrefcnt NSAPI nsDirectoryServiceProvider2_AddRef(nsIDirectoryServiceProvider2 *iface)
 230 {
 231     return 2;
 232 }
 233
 234 static nsrefcnt NSAPI nsDirectoryServiceProvider2_Release(nsIDirectoryServiceProvider2 *iface)
 235 {
 236     return 1;
 237 }
 238
 239 static nsresult create_profile_directory(void)
 240 {
 241     static const WCHAR wine_geckoW[] = {'\\','w','i','n','e','_','g','e','c','k','o',0};
 242
 243     WCHAR path[MAX_PATH + sizeof(wine_geckoW)/sizeof(WCHAR)];
 244     cpp_bool exists;
 245     nsresult nsres;
 246     HRESULT hres;
 247
 248     hres = SHGetFolderPathW(NULL, CSIDL_APPDATA, NULL, SHGFP_TYPE_CURRENT, path);
 249     if(FAILED(hres)) {
 250         ERR("SHGetFolderPath failed: %08x\n", hres);
 251         return NS_ERROR_FAILURE;
 252     }
 253
 254     strcatW(path, wine_geckoW);
 255     nsres = create_nsfile(path, &profile_directory);
 256     if(NS_FAILED(nsres))
 257         return nsres;
 258
 259     nsres = nsIFile_Exists(profile_directory, &exists);
 260     if(NS_FAILED(nsres)) {
 261         ERR("Exists failed: %08x\n", nsres);
 262         return nsres;
 263     }
 264
 265     if(!exists) {
 266         nsres = nsIFile_Create(profile_directory, 1, 0700);
 267         if(NS_FAILED(nsres))
 268             ERR("Create failed: %08x\n", nsres);
 269     }
 270
 271     return nsres;
 272 }
 273
 274 static nsresult NSAPI nsDirectoryServiceProvider2_GetFile(nsIDirectoryServiceProvider2 *iface,
 275         const char *prop, cpp_bool *persistent, nsIFile **_retval)
 276 {
 277     TRACE("(%s %p %p)\n", debugstr_a(prop), persistent, _retval);
 278
 279     if(!strcmp(prop, "ProfD")) {
 280         if(!profile_directory) {
 281             nsresult nsres;
 282
 283             nsres = create_profile_directory();
 284             if(NS_FAILED(nsres))
 285                 return nsres;
 286         }
 287
 288         assert(profile_directory != NULL);
 289         return nsIFile_Clone(profile_directory, _retval);
 290     }
 291
 292     *_retval = NULL;
 293     return NS_ERROR_FAILURE;
 294 }
 295
 296 static nsresult NSAPI nsDirectoryServiceProvider2_GetFiles(nsIDirectoryServiceProvider2 *iface,
 297         const char *prop, nsISimpleEnumerator **_retval)
 298 {
 299     TRACE("(%s %p)\n", debugstr_a(prop), _retval);
 300
 301     if(!strcmp(prop, "APluginsDL")) {
 302         WCHAR plugin_path[MAX_PATH];
 303         nsIFile *file;
 304         int len;
 305         nsresult nsres;
 306
 307         if(!plugin_directory) {
 308             static const WCHAR gecko_pluginW[] = {'\\','g','e','c','k','o','\\','p','l','u','g','i','n',0};
 309
 310             len = GetSystemDirectoryW(plugin_path, (sizeof(plugin_path)-sizeof(gecko_pluginW))/sizeof(WCHAR)+1);
 311             if(!len)
 312                 return NS_ERROR_UNEXPECTED;
 313
 314             strcpyW(plugin_path+len, gecko_pluginW);
 315             nsres = create_nsfile(plugin_path, &plugin_directory);
 316             if(NS_FAILED(nsres)) {
 317                 *_retval = NULL;
 318                 return nsres;
 319             }
 320         }
 321
 322         nsres = nsIFile_Clone(plugin_directory, &file);
 323         if(NS_FAILED(nsres))
 324             return nsres;
 325
 326         *_retval = create_singleton_enumerator((nsISupports*)file);
 327         nsIFile_Release(file);
 328         if(!*_retval)
 329             return NS_ERROR_OUT_OF_MEMORY;
 330
 331         return NS_OK;
 332     }
 333
 334     *_retval = NULL;
 335     return NS_ERROR_FAILURE;
 336 }
 337
 338 static const nsIDirectoryServiceProvider2Vtbl nsDirectoryServiceProvider2Vtbl = {
 339     nsDirectoryServiceProvider2_QueryInterface,
 340     nsDirectoryServiceProvider2_AddRef,
 341     nsDirectoryServiceProvider2_Release,
 342     nsDirectoryServiceProvider2_GetFile,
 343     nsDirectoryServiceProvider2_GetFiles
 344 };
 345
 346 static nsIDirectoryServiceProvider2 nsDirectoryServiceProvider2 =
 347     { &nsDirectoryServiceProvider2Vtbl };
 348
 349 static LRESULT WINAPI nsembed_proc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
 350 {
 351     NSContainer *This;
 352     nsresult nsres;
 353
 354     static const WCHAR wszTHIS[] = {'T','H','I','S',0};
 355
 356     if(msg == WM_CREATE) {
 357         This = *(NSContainer**)lParam;
 358         SetPropW(hwnd, wszTHIS, This);
 359     }else {
 360         This = GetPropW(hwnd, wszTHIS);
 361     }
 362
 363     switch(msg) {
 364     case WM_SIZE:
 365         TRACE("(%p)->(WM_SIZE)\n", This);
 366
 367         nsres = nsIBaseWindow_SetSize(This->window,
 368                 LOWORD(lParam), HIWORD(lParam), TRUE);
 369         if(NS_FAILED(nsres))
 370             WARN("SetSize failed: %08x\n", nsres);
 371         break;
 372
 373     case WM_PARENTNOTIFY:
 374         TRACE("WM_PARENTNOTIFY %x\n", (unsigned)wParam);
 375
 376         switch(wParam) {
 377         case WM_LBUTTONDOWN:
 378         case WM_RBUTTONDOWN:
 379             nsIWebBrowserFocus_Activate(This->focus);
 380         }
 381     }
 382
 383     return DefWindowProcW(hwnd, msg, wParam, lParam);
 384 }
 385
 386
 387 static void register_nscontainer_class(void)
 388 {
 389     static WNDCLASSEXW wndclass = {
 390         sizeof(WNDCLASSEXW),
 391         CS_DBLCLKS,
 392         nsembed_proc,
 393         0, 0, NULL, NULL, NULL, NULL, NULL,
 394         wszNsContainer,
 395         NULL,
 396     };
 397     wndclass.hInstance = hInst;
 398     nscontainer_class = RegisterClassExW(&wndclass);
 399 }
 400
 401 static BOOL install_wine_gecko(void)
 402 {
 403     PROCESS_INFORMATION pi;
 404     STARTUPINFOW si;
 405     WCHAR app[MAX_PATH];
 406     WCHAR *args;
 407     LONG len;
 408     BOOL ret;
 409
 410     static const WCHAR controlW[] = {'\\','c','o','n','t','r','o','l','.','e','x','e',0};
 411     static const WCHAR argsW[] =
 412         {' ','a','p','p','w','i','z','.','c','p','l',' ','i','n','s','t','a','l','l','_','g','e','c','k','o',0};
 413
 414     len = GetSystemDirectoryW(app, MAX_PATH-sizeof(controlW)/sizeof(WCHAR));
 415     memcpy(app+len, controlW, sizeof(controlW));
 416
 417     args = heap_alloc(len*sizeof(WCHAR) + sizeof(controlW) + sizeof(argsW));
 418     if(!args)
 419         return FALSE;
 420
 421     memcpy(args, app, len*sizeof(WCHAR) + sizeof(controlW));
 422     memcpy(args + len + sizeof(controlW)/sizeof(WCHAR)-1, argsW, sizeof(argsW));
 423
 424     TRACE("starting %s\n", debugstr_w(args));
 425
 426     memset(&si, 0, sizeof(si));
 427     si.cb = sizeof(si);
 428     ret = CreateProcessW(app, args, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi);
 429     heap_free(args);
 430     if (ret) {
 431         CloseHandle(pi.hThread);
 432         WaitForSingleObject(pi.hProcess, INFINITE);
 433         CloseHandle(pi.hProcess);
 434     }
 435
 436     return ret;
 437 }
 438
 439 static void set_environment(LPCWSTR gre_path)
 440 {
 441     WCHAR path_env[MAX_PATH], buf[20];
 442     int len, debug_level = 0;
 443
 444     static const WCHAR pathW[] = {'P','A','T','H',0};
 445     static const WCHAR warnW[] = {'w','a','r','n',0};
 446     static const WCHAR xpcom_debug_breakW[] =
 447         {'X','P','C','O','M','_','D','E','B','U','G','_','B','R','E','A','K',0};
 448     static const WCHAR nspr_log_modulesW[] =
 449         {'N','S','P','R','_','L','O','G','_','M','O','D','U','L','E','S',0};
 450     static const WCHAR debug_formatW[] = {'a','l','l',':','%','d',0};
 451
 452     /* We have to modify PATH as XPCOM loads other DLLs from this directory. */
 453     GetEnvironmentVariableW(pathW, path_env, sizeof(path_env)/sizeof(WCHAR));
 454     len = strlenW(path_env);
 455     path_env[len++] = ';';
 456     strcpyW(path_env+len, gre_path);
 457     SetEnvironmentVariableW(pathW, path_env);
 458
 459     SetEnvironmentVariableW(xpcom_debug_breakW, warnW);
 460
 461     if(TRACE_ON(gecko))
 462         debug_level = 5;
 463     else if(WARN_ON(gecko))
 464         debug_level = 3;
 465     else if(ERR_ON(gecko))
 466         debug_level = 2;
 467
 468     sprintfW(buf, debug_formatW, debug_level);
 469     SetEnvironmentVariableW(nspr_log_modulesW, buf);
 470 }
 471
 472 static BOOL load_xul(const PRUnichar *gre_path)
 473 {
 474     static const WCHAR xul_dllW[] = {'\\','x','u','l','.','d','l','l',0};
 475     WCHAR file_name[MAX_PATH];
 476
 477     strcpyW(file_name, gre_path);
 478     strcatW(file_name, xul_dllW);
 479
 480     TRACE("(%s)\n", debugstr_w(file_name));
 481
 482     set_environment(gre_path);
 483
 484     xul_handle = LoadLibraryExW(file_name, 0, LOAD_WITH_ALTERED_SEARCH_PATH);
 485     if(!xul_handle) {
 486         WARN("Could not load XUL: %d\n", GetLastError());
 487         return FALSE;
 488     }
 489
 490 #define NS_DLSYM(func) \
 491     func = (void *)GetProcAddress(xul_handle, #func); \
 492     if(!func) \
 493         ERR("Could not GetProcAddress(" #func ") failed\n")
 494
 495     NS_DLSYM(NS_InitXPCOM2);
 496     NS_DLSYM(NS_ShutdownXPCOM);
 497     NS_DLSYM(NS_GetComponentRegistrar);
 498     NS_DLSYM(NS_StringContainerInit2);
 499     NS_DLSYM(NS_CStringContainerInit2);
 500     NS_DLSYM(NS_StringContainerFinish);
 501     NS_DLSYM(NS_CStringContainerFinish);
 502     NS_DLSYM(NS_StringSetData);
 503     NS_DLSYM(NS_CStringSetData);
 504     NS_DLSYM(NS_NewLocalFile);
 505     NS_DLSYM(NS_StringGetData);
 506     NS_DLSYM(NS_CStringGetData);
 507
 508 #undef NS_DLSYM
 509
 510 #define NS_DLSYM(func) \
 511     func = (void *)GetProcAddress(xul_handle, #func); \
 512     if(!func) \
 513         ERR("Could not GetProcAddress(" #func ") failed\n")
 514
 515     NS_DLSYM(ccref_incr);
 516     NS_DLSYM(ccref_decr);
 517     NS_DLSYM(ccref_init);
 518     NS_DLSYM(ccref_unmark_if_purple);
 519     NS_DLSYM(ccp_init);
 520     NS_DLSYM(describe_cc_node);
 521     NS_DLSYM(note_cc_edge);
 522
 523 #undef NS_DLSYM
 524
 525     return TRUE;
 526 }
 527
 528 static BOOL check_version(LPCWSTR gre_path, const char *version_string)
 529 {
 530     WCHAR file_name[MAX_PATH];
 531     char version[128];
 532     DWORD read=0;
 533     HANDLE hfile;
 534
 535     static const WCHAR wszVersion[] = {'\\','V','E','R','S','I','O','N',0};
 536
 537     strcpyW(file_name, gre_path);
 538     strcatW(file_name, wszVersion);
 539
 540     hfile = CreateFileW(file_name, GENERIC_READ, FILE_SHARE_READ, NULL,
 541                         OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
 542     if(hfile == INVALID_HANDLE_VALUE) {
 543         ERR("Could not open VERSION file\n");
 544         return FALSE;
 545     }
 546
 547     ReadFile(hfile, version, sizeof(version), &read, NULL);
 548     version[read] = 0;
 549     CloseHandle(hfile);
 550
 551     TRACE("%s\n", debugstr_a(version));
 552
 553     if(strcmp(version, version_string)) {
 554         ERR("Unexpected version %s, expected %s\n", debugstr_a(version),
 555             debugstr_a(version_string));
 556         return FALSE;
 557     }
 558
 559     return TRUE;
 560 }
 561
 562 static BOOL load_wine_gecko_v(PRUnichar *gre_path, HKEY mshtml_key,
 563         const char *version, const char *version_string)
 564 {
 565     DWORD res, type, size = MAX_PATH;
 566     HKEY hkey = mshtml_key;
 567
 568     static const WCHAR wszGeckoPath[] =
 569         {'G','e','c','k','o','P','a','t','h',0};
 570
 571     if(version) {
 572         /* @@ Wine registry key: HKLM\Software\Wine\MSHTML\<version> */
 573         res = RegOpenKeyA(mshtml_key, version, &hkey);
 574         if(res != ERROR_SUCCESS)
 575             return FALSE;
 576     }
 577
 578     res = RegQueryValueExW(hkey, wszGeckoPath, NULL, &type, (LPBYTE)gre_path, &size);
 579     if(hkey != mshtml_key)
 580         RegCloseKey(hkey);
 581     if(res != ERROR_SUCCESS || type != REG_SZ)
 582         return FALSE;
 583
 584     if(!check_version(gre_path, version_string))
 585         return FALSE;
 586
 587     return load_xul(gre_path);
 588 }
 589
 590 static BOOL load_wine_gecko(PRUnichar *gre_path)
 591 {
 592     HKEY hkey;
 593     DWORD res;
 594     BOOL ret;
 595
 596     static const WCHAR wszMshtmlKey[] = {
 597         'S','o','f','t','w','a','r','e','\\','W','i','n','e',
 598         '\\','M','S','H','T','M','L',0};
 599
 600     /* @@ Wine registry key: HKLM\Software\Wine\MSHTML */
 601     res = RegOpenKeyW(HKEY_LOCAL_MACHINE, wszMshtmlKey, &hkey);
 602     if(res != ERROR_SUCCESS)
 603         return FALSE;
 604
 605     ret = load_wine_gecko_v(gre_path, hkey, GECKO_VERSION, GECKO_VERSION_STRING);
 606
 607     RegCloseKey(hkey);
 608     return ret;
 609 }
 610
 611 static void set_bool_pref(nsIPrefBranch *pref, const char *pref_name, BOOL val)
 612 {
 613     nsresult nsres;
 614
 615     nsres = nsIPrefBranch_SetBoolPref(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_int_pref(nsIPrefBranch *pref, const char *pref_name, int val)
 621 {
 622     nsresult nsres;
 623
 624     nsres = nsIPrefBranch_SetIntPref(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_string_pref(nsIPrefBranch *pref, const char *pref_name, const char *val)
 630 {
 631     nsresult nsres;
 632
 633     nsres = nsIPrefBranch_SetCharPref(pref, pref_name, val);
 634     if(NS_FAILED(nsres))
 635         ERR("Could not set pref %s\n", debugstr_a(pref_name));
 636 }
 637
 638 static void set_lang(nsIPrefBranch *pref)
 639 {
 640     char langs[100];
 641     DWORD res, size, type;
 642     HKEY hkey;
 643
 644     static const WCHAR international_keyW[] =
 645         {'S','o','f','t','w','a','r','e',
 646          '\\','M','i','c','r','o','s','o','f','t',
 647          '\\','I','n','t','e','r','n','e','t',' ','E','x','p','l','o','r','e','r',
 648          '\\','I','n','t','e','r','n','a','t','i','o','n','a','l',0};
 649
 650     res = RegOpenKeyW(HKEY_CURRENT_USER, international_keyW, &hkey);
 651     if(res != ERROR_SUCCESS)
 652         return;
 653
 654     size = sizeof(langs);
 655     res = RegQueryValueExA(hkey, "AcceptLanguage", 0, &type, (LPBYTE)langs, &size);
 656     RegCloseKey(hkey);
 657     if(res != ERROR_SUCCESS || type != REG_SZ)
 658         return;
 659
 660     TRACE("Setting lang %s\n", debugstr_a(langs));
 661
 662     set_string_pref(pref, "intl.accept_languages", langs);
 663 }
 664
 665 static void set_preferences(void)
 666 {
 667     nsIPrefBranch *pref;
 668     nsresult nsres;
 669
 670     nsres = nsIServiceManager_GetServiceByContractID(pServMgr, NS_PREFERENCES_CONTRACTID,
 671             &IID_nsIPrefBranch, (void**)&pref);
 672     if(NS_FAILED(nsres)) {
 673         ERR("Could not get preference service: %08x\n", nsres);
 674         return;
 675     }
 676
 677     set_lang(pref);
 678     set_bool_pref(pref, "security.warn_entering_secure", FALSE);
 679     set_bool_pref(pref, "security.warn_submit_insecure", FALSE);
 680     set_int_pref(pref, "layout.spellcheckDefault", 0);
 681
 682     nsIPrefBranch_Release(pref);
 683 }
 684
 685 static BOOL init_xpcom(const PRUnichar *gre_path)
 686 {
 687     nsIComponentRegistrar *registrar = NULL;
 688     nsIFile *gre_dir;
 689     WCHAR *ptr;
 690     nsresult nsres;
 691
 692     nsres = create_nsfile(gre_path, &gre_dir);
 693     if(NS_FAILED(nsres)) {
 694         FreeLibrary(xul_handle);
 695         return FALSE;
 696     }
 697
 698     nsres = NS_InitXPCOM2(&pServMgr, gre_dir, (nsIDirectoryServiceProvider*)&nsDirectoryServiceProvider2);
 699     if(NS_FAILED(nsres)) {
 700         ERR("NS_InitXPCOM2 failed: %08x\n", nsres);
 701         FreeLibrary(xul_handle);
 702         return FALSE;
 703     }
 704
 705     strcpyW(gecko_path, gre_path);
 706     for(ptr = gecko_path; *ptr; ptr++) {
 707         if(*ptr == '\\')
 708             *ptr = '/';
 709     }
 710     gecko_path_len = ptr-gecko_path;
 711
 712     nsres = nsIServiceManager_QueryInterface(pServMgr, &IID_nsIComponentManager, (void**)&pCompMgr);
 713     if(NS_FAILED(nsres))
 714         ERR("Could not get nsIComponentManager: %08x\n", nsres);
 715
 716     nsres = NS_GetComponentRegistrar(&registrar);
 717     if(NS_SUCCEEDED(nsres))
 718         init_nsio(pCompMgr, registrar);
 719     else
 720         ERR("NS_GetComponentRegistrar failed: %08x\n", nsres);
 721
 722     init_mutation(pCompMgr);
 723     set_preferences();
 724
 725     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr, NS_MEMORY_CONTRACTID,
 726             NULL, &IID_nsIMemory, (void**)&nsmem);
 727     if(NS_FAILED(nsres))
 728         ERR("Could not get nsIMemory: %08x\n", nsres);
 729
 730     nsres = nsIServiceManager_GetServiceByContractID(pServMgr, NS_CATEGORYMANAGER_CONTRACTID,
 731             &IID_nsICategoryManager, (void**)&cat_mgr);
 732     if(NS_FAILED(nsres))
 733         ERR("Could not get category manager service: %08x\n", nsres);
 734
 735     if(registrar) {
 736         register_nsservice(registrar, pServMgr);
 737         nsIComponentRegistrar_Release(registrar);
 738     }
 739
 740     init_node_cc();
 741
 742     return TRUE;
 743 }
 744
 745 static CRITICAL_SECTION cs_load_gecko;
 746 static CRITICAL_SECTION_DEBUG cs_load_gecko_dbg =
 747 {
 748     0, 0, &cs_load_gecko,
 749     { &cs_load_gecko_dbg.ProcessLocksList, &cs_load_gecko_dbg.ProcessLocksList },
 750       0, 0, { (DWORD_PTR)(__FILE__ ": load_gecko") }
 751 };
 752 static CRITICAL_SECTION cs_load_gecko = { &cs_load_gecko_dbg, -1, 0, 0, 0, 0 };
 753
 754 BOOL load_gecko(void)
 755 {
 756     PRUnichar gre_path[MAX_PATH];
 757     BOOL ret = FALSE;
 758
 759     static DWORD loading_thread;
 760
 761     TRACE("()\n");
 762
 763     /* load_gecko may be called recursively */
 764     if(loading_thread == GetCurrentThreadId())
 765         return pCompMgr != NULL;
 766
 767     EnterCriticalSection(&cs_load_gecko);
 768
 769     if(!loading_thread) {
 770         loading_thread = GetCurrentThreadId();
 771
 772         if(load_wine_gecko(gre_path)
 773            || (install_wine_gecko() && load_wine_gecko(gre_path)))
 774             ret = init_xpcom(gre_path);
 775         else
 776            MESSAGE("Could not load wine-gecko. HTML rendering will be disabled.\n");
 777     }else {
 778         ret = pCompMgr != NULL;
 779     }
 780
 781     LeaveCriticalSection(&cs_load_gecko);
 782
 783     return ret;
 784 }
 785
 786 void *nsalloc(size_t size)
 787 {
 788     return nsIMemory_Alloc(nsmem, size);
 789 }
 790
 791 void nsfree(void *mem)
 792 {
 793     nsIMemory_Free(nsmem, mem);
 794 }
 795
 796 static BOOL nsACString_Init(nsACString *str, const char *data)
 797 {
 798     return NS_SUCCEEDED(NS_CStringContainerInit2(str, data, PR_UINT32_MAX, 0));
 799 }
 800
 801 /*
 802  * Initializes nsACString with data owned by caller.
 803  * Caller must ensure that data is valid during lifetime of string object.
 804  */
 805 void nsACString_InitDepend(nsACString *str, const char *data)
 806 {
 807     NS_CStringContainerInit2(str, data, PR_UINT32_MAX, NS_CSTRING_CONTAINER_INIT_DEPEND);
 808 }
 809
 810 void nsACString_SetData(nsACString *str, const char *data)
 811 {
 812     NS_CStringSetData(str, data, PR_UINT32_MAX);
 813 }
 814
 815 UINT32 nsACString_GetData(const nsACString *str, const char **data)
 816 {
 817     return NS_CStringGetData(str, data, NULL);
 818 }
 819
 820 void nsACString_Finish(nsACString *str)
 821 {
 822     NS_CStringContainerFinish(str);
 823 }
 824
 825 BOOL nsAString_Init(nsAString *str, const PRUnichar *data)
 826 {
 827     return NS_SUCCEEDED(NS_StringContainerInit2(str, data, PR_UINT32_MAX, 0));
 828 }
 829
 830 /*
 831  * Initializes nsAString with data owned by caller.
 832  * Caller must ensure that data is valid during lifetime of string object.
 833  */
 834 void nsAString_InitDepend(nsAString *str, const PRUnichar *data)
 835 {
 836     NS_StringContainerInit2(str, data, PR_UINT32_MAX, NS_STRING_CONTAINER_INIT_DEPEND);
 837 }
 838
 839 void nsAString_SetData(nsAString *str, const PRUnichar *data)
 840 {
 841     NS_StringSetData(str, data, PR_UINT32_MAX);
 842 }
 843
 844 UINT32 nsAString_GetData(const nsAString *str, const PRUnichar **data)
 845 {
 846     return NS_StringGetData(str, data, NULL);
 847 }
 848
 849 void nsAString_Finish(nsAString *str)
 850 {
 851     NS_StringContainerFinish(str);
 852 }
 853
 854 HRESULT return_nsstr(nsresult nsres, nsAString *nsstr, BSTR *p)
 855 {
 856     const PRUnichar *str;
 857
 858     if(NS_FAILED(nsres)) {
 859         ERR("failed: %08x\n", nsres);
 860         nsAString_Finish(nsstr);
 861         return E_FAIL;
 862     }
 863
 864     nsAString_GetData(nsstr, &str);
 865     TRACE("ret %s\n", debugstr_w(str));
 866     if(*str) {
 867         *p = SysAllocString(str);
 868         if(!*p)
 869             return E_OUTOFMEMORY;
 870     }else {
 871         *p = NULL;
 872     }
 873
 874     nsAString_Finish(nsstr);
 875     return S_OK;
 876 }
 877
 878 nsICommandParams *create_nscommand_params(void)
 879 {
 880     nsICommandParams *ret = NULL;
 881     nsresult nsres;
 882
 883     if(!pCompMgr)
 884         return NULL;
 885
 886     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
 887             NS_COMMANDPARAMS_CONTRACTID, NULL, &IID_nsICommandParams,
 888             (void**)&ret);
 889     if(NS_FAILED(nsres))
 890         ERR("Could not get nsICommandParams\n");
 891
 892     return ret;
 893 }
 894
 895 nsIWritableVariant *create_nsvariant(void)
 896 {
 897     nsIWritableVariant *ret = NULL;
 898     nsresult nsres;
 899
 900     if(!pCompMgr)
 901         return NULL;
 902
 903     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
 904             NS_VARIANT_CONTRACTID, NULL, &IID_nsIWritableVariant, (void**)&ret);
 905     if(NS_FAILED(nsres))
 906         ERR("Could not get nsIVariant\n");
 907
 908     return ret;
 909 }
 910
 911 char *get_nscategory_entry(const char *category, const char *entry)
 912 {
 913     char *ret = NULL;
 914     nsresult nsres;
 915
 916     nsres = nsICategoryManager_GetCategoryEntry(cat_mgr, category, entry, &ret);
 917     return NS_SUCCEEDED(nsres) ? ret : NULL;
 918 }
 919
 920 nsresult get_nsinterface(nsISupports *iface, REFIID riid, void **ppv)
 921 {
 922     nsIInterfaceRequestor *iface_req;
 923     nsresult nsres;
 924
 925     nsres = nsISupports_QueryInterface(iface, &IID_nsIInterfaceRequestor, (void**)&iface_req);
 926     if(NS_FAILED(nsres))
 927         return nsres;
 928
 929     nsres = nsIInterfaceRequestor_GetInterface(iface_req, riid, ppv);
 930     nsIInterfaceRequestor_Release(iface_req);
 931
 932     return nsres;
 933 }
 934
 935 static HRESULT nsnode_to_nsstring_rec(nsIContentSerializer *serializer, nsIDOMNode *nsnode, nsAString *str)
 936 {
 937     nsIDOMNodeList *node_list = NULL;
 938     cpp_bool has_children = FALSE;
 939     nsIContent *nscontent;
 940     UINT16 type;
 941     nsresult nsres;
 942
 943     nsIDOMNode_HasChildNodes(nsnode, &has_children);
 944
 945     nsres = nsIDOMNode_GetNodeType(nsnode, &type);
 946     if(NS_FAILED(nsres)) {
 947         ERR("GetType failed: %08x\n", nsres);
 948         return E_FAIL;
 949     }
 950
 951     if(type != DOCUMENT_NODE) {
 952         nsres = nsIDOMNode_QueryInterface(nsnode, &IID_nsIContent, (void**)&nscontent);
 953         if(NS_FAILED(nsres)) {
 954             ERR("Could not get nsIContent interface: %08x\n", nsres);
 955             return E_FAIL;
 956         }
 957     }
 958
 959     switch(type) {
 960     case ELEMENT_NODE:
 961         nsIContentSerializer_AppendElementStart(serializer, nscontent, nscontent, str);
 962         break;
 963     case TEXT_NODE:
 964         nsIContentSerializer_AppendText(serializer, nscontent, 0, -1, str);
 965         break;
 966     case COMMENT_NODE:
 967         nsres = nsIContentSerializer_AppendComment(serializer, nscontent, 0, -1, str);
 968         break;
 969     case DOCUMENT_NODE: {
 970         nsIDocument *nsdoc;
 971         nsIDOMNode_QueryInterface(nsnode, &IID_nsIDocument, (void**)&nsdoc);
 972         nsIContentSerializer_AppendDocumentStart(serializer, nsdoc, str);
 973         nsIDocument_Release(nsdoc);
 974         break;
 975     }
 976     case DOCUMENT_TYPE_NODE:
 977         nsIContentSerializer_AppendDoctype(serializer, nscontent, str);
 978         break;
 979     case DOCUMENT_FRAGMENT_NODE:
 980         break;
 981     default:
 982         FIXME("Unhandled type %u\n", type);
 983     }
 984
 985     if(has_children) {
 986         UINT32 child_cnt, i;
 987         nsIDOMNode *child_node;
 988
 989         nsIDOMNode_GetChildNodes(nsnode, &node_list);
 990         nsIDOMNodeList_GetLength(node_list, &child_cnt);
 991
 992         for(i=0; i<child_cnt; i++) {
 993             nsres = nsIDOMNodeList_Item(node_list, i, &child_node);
 994             if(NS_SUCCEEDED(nsres)) {
 995                 nsnode_to_nsstring_rec(serializer, child_node, str);
 996                 nsIDOMNode_Release(child_node);
 997             }else {
 998                 ERR("Item failed: %08x\n", nsres);
 999             }
1000         }
1001
1002         nsIDOMNodeList_Release(node_list);
1003     }
1004
1005     if(type == ELEMENT_NODE)
1006         nsIContentSerializer_AppendElementEnd(serializer, nscontent, str);
1007
1008     if(type != DOCUMENT_NODE)
1009         nsIContent_Release(nscontent);
1010     return S_OK;
1011 }
1012
1013 HRESULT nsnode_to_nsstring(nsIDOMNode *nsnode, nsAString *str)
1014 {
1015     nsIContentSerializer *serializer;
1016     nsresult nsres;
1017     HRESULT hres;
1018
1019     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
1020             NS_HTMLSERIALIZER_CONTRACTID, NULL, &IID_nsIContentSerializer,
1021             (void**)&serializer);
1022     if(NS_FAILED(nsres)) {
1023         ERR("Could not get nsIContentSerializer: %08x\n", nsres);
1024         return E_FAIL;
1025     }
1026
1027     nsres = nsIContentSerializer_Init(serializer, 0, 100, NULL, FALSE, FALSE /* FIXME */);
1028     if(NS_FAILED(nsres))
1029         ERR("Init failed: %08x\n", nsres);
1030
1031     hres = nsnode_to_nsstring_rec(serializer, nsnode, str);
1032     if(SUCCEEDED(hres)) {
1033         nsres = nsIContentSerializer_Flush(serializer, str);
1034         if(NS_FAILED(nsres))
1035             ERR("Flush failed: %08x\n", nsres);
1036     }
1037
1038     nsIContentSerializer_Release(serializer);
1039     return hres;
1040 }
1041
1042 void get_editor_controller(NSContainer *This)
1043 {
1044     nsIEditingSession *editing_session = NULL;
1045     nsIControllerContext *ctrlctx;
1046     nsresult nsres;
1047
1048     if(This->editor) {
1049         nsIEditor_Release(This->editor);
1050         This->editor = NULL;
1051     }
1052
1053     if(This->editor_controller) {
1054         nsIController_Release(This->editor_controller);
1055         This->editor_controller = NULL;
1056     }
1057
1058     nsres = get_nsinterface((nsISupports*)This->webbrowser, &IID_nsIEditingSession,
1059             (void**)&editing_session);
1060     if(NS_FAILED(nsres)) {
1061         ERR("Could not get nsIEditingSession: %08x\n", nsres);
1062         return;
1063     }
1064
1065     nsres = nsIEditingSession_GetEditorForWindow(editing_session,
1066             This->doc->basedoc.window->nswindow, &This->editor);
1067     nsIEditingSession_Release(editing_session);
1068     if(NS_FAILED(nsres)) {
1069         ERR("Could not get editor: %08x\n", nsres);
1070         return;
1071     }
1072
1073     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
1074             NS_EDITORCONTROLLER_CONTRACTID, NULL, &IID_nsIControllerContext, (void**)&ctrlctx);
1075     if(NS_SUCCEEDED(nsres)) {
1076         nsres = nsIControllerContext_SetCommandContext(ctrlctx, (nsISupports *)This->editor);
1077         if(NS_FAILED(nsres))
1078             ERR("SetCommandContext failed: %08x\n", nsres);
1079         nsres = nsIControllerContext_QueryInterface(ctrlctx, &IID_nsIController,
1080                 (void**)&This->editor_controller);
1081         nsIControllerContext_Release(ctrlctx);
1082         if(NS_FAILED(nsres))
1083             ERR("Could not get nsIController interface: %08x\n", nsres);
1084     }else {
1085         ERR("Could not create edit controller: %08x\n", nsres);
1086     }
1087 }
1088
1089 void close_gecko(void)
1090 {
1091     TRACE("()\n");
1092
1093     release_nsio();
1094     init_mutation(NULL);
1095
1096     if(profile_directory) {
1097         nsIFile_Release(profile_directory);
1098         profile_directory = NULL;
1099     }
1100
1101     if(plugin_directory) {
1102         nsIFile_Release(plugin_directory);
1103         plugin_directory = NULL;
1104     }
1105
1106     if(pCompMgr)
1107         nsIComponentManager_Release(pCompMgr);
1108
1109     if(pServMgr)
1110         nsIServiceManager_Release(pServMgr);
1111
1112     if(cat_mgr)
1113         nsICategoryManager_Release(cat_mgr);
1114
1115     if(nsmem)
1116         nsIMemory_Release(nsmem);
1117
1118     /* Gecko doesn't really support being unloaded */
1119     /* if (hXPCOM) FreeLibrary(hXPCOM); */
1120
1121     DeleteCriticalSection(&cs_load_gecko);
1122 }
1123
1124 BOOL is_gecko_path(const char *path)
1125 {
1126     WCHAR *buf, *ptr;
1127     BOOL ret;
1128
1129     buf = heap_strdupUtoW(path);
1130     if(!buf || strlenW(buf) < gecko_path_len)
1131         return FALSE;
1132
1133     for(ptr = buf; *ptr; ptr++) {
1134         if(*ptr == '\\')
1135             *ptr = '/';
1136     }
1137
1138     UrlUnescapeW(buf, NULL, NULL, URL_UNESCAPE_INPLACE);
1139     buf[gecko_path_len] = 0;
1140
1141     ret = !strcmpiW(buf, gecko_path);
1142     heap_free(buf);
1143     return ret;
1144 }
1145
1146 struct nsWeakReference {
1147     nsIWeakReference nsIWeakReference_iface;
1148
1149     LONG ref;
1150
1151     NSContainer *nscontainer;
1152 };
1153
1154 static inline nsWeakReference *impl_from_nsIWeakReference(nsIWeakReference *iface)
1155 {
1156     return CONTAINING_RECORD(iface, nsWeakReference, nsIWeakReference_iface);
1157 }
1158
1159 static nsresult NSAPI nsWeakReference_QueryInterface(nsIWeakReference *iface,
1160         nsIIDRef riid, void **result)
1161 {
1162     nsWeakReference *This = impl_from_nsIWeakReference(iface);
1163
1164     if(IsEqualGUID(&IID_nsISupports, riid)) {
1165         TRACE("(%p)->(IID_nsISupports %p)\n", This, result);
1166         *result = &This->nsIWeakReference_iface;
1167     }else if(IsEqualGUID(&IID_nsIWeakReference, riid)) {
1168         TRACE("(%p)->(IID_nsIWeakReference %p)\n", This, result);
1169         *result = &This->nsIWeakReference_iface;
1170     }else {
1171         WARN("(%p)->(%s %p)\n", This, debugstr_guid(riid), result);
1172         *result = NULL;
1173         return NS_NOINTERFACE;
1174     }
1175
1176     nsISupports_AddRef((nsISupports*)*result);
1177     return NS_OK;
1178 }
1179
1180 static nsrefcnt NSAPI nsWeakReference_AddRef(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     return ref;
1188 }
1189
1190 static nsrefcnt NSAPI nsWeakReference_Release(nsIWeakReference *iface)
1191 {
1192     nsWeakReference *This = impl_from_nsIWeakReference(iface);
1193     LONG ref = InterlockedIncrement(&This->ref);
1194
1195     TRACE("(%p) ref=%d\n", This, ref);
1196
1197     if(!ref) {
1198         assert(!This->nscontainer);
1199         heap_free(This);
1200     }
1201
1202     return ref;
1203 }
1204
1205 static nsresult NSAPI nsWeakReference_QueryReferent(nsIWeakReference *iface,
1206         const nsIID *riid, void **result)
1207 {
1208     nsWeakReference *This = impl_from_nsIWeakReference(iface);
1209
1210     if(!This->nscontainer)
1211         return NS_ERROR_NULL_POINTER;
1212
1213     return nsIWebBrowserChrome_QueryInterface(&This->nscontainer->nsIWebBrowserChrome_iface, riid, result);
1214 }
1215
1216 static const nsIWeakReferenceVtbl nsWeakReferenceVtbl = {
1217     nsWeakReference_QueryInterface,
1218     nsWeakReference_AddRef,
1219     nsWeakReference_Release,
1220     nsWeakReference_QueryReferent
1221 };
1222
1223 /**********************************************************
1224  *      nsIWebBrowserChrome interface
1225  */
1226
1227 static inline NSContainer *impl_from_nsIWebBrowserChrome(nsIWebBrowserChrome *iface)
1228 {
1229     return CONTAINING_RECORD(iface, NSContainer, nsIWebBrowserChrome_iface);
1230 }
1231
1232 static nsresult NSAPI nsWebBrowserChrome_QueryInterface(nsIWebBrowserChrome *iface,
1233         nsIIDRef riid, void **result)
1234 {
1235     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1236
1237     *result = NULL;
1238     if(IsEqualGUID(&IID_nsISupports, riid)) {
1239         TRACE("(%p)->(IID_nsISupports, %p)\n", This, result);
1240         *result = &This->nsIWebBrowserChrome_iface;
1241     }else if(IsEqualGUID(&IID_nsIWebBrowserChrome, riid)) {
1242         TRACE("(%p)->(IID_nsIWebBrowserChrome, %p)\n", This, result);
1243         *result = &This->nsIWebBrowserChrome_iface;
1244     }else if(IsEqualGUID(&IID_nsIContextMenuListener, riid)) {
1245         TRACE("(%p)->(IID_nsIContextMenuListener, %p)\n", This, result);
1246         *result = &This->nsIContextMenuListener_iface;
1247     }else if(IsEqualGUID(&IID_nsIURIContentListener, riid)) {
1248         TRACE("(%p)->(IID_nsIURIContentListener %p)\n", This, result);
1249         *result = &This->nsIURIContentListener_iface;
1250     }else if(IsEqualGUID(&IID_nsIEmbeddingSiteWindow, riid)) {
1251         TRACE("(%p)->(IID_nsIEmbeddingSiteWindow %p)\n", This, result);
1252         *result = &This->nsIEmbeddingSiteWindow_iface;
1253     }else if(IsEqualGUID(&IID_nsITooltipListener, riid)) {
1254         TRACE("(%p)->(IID_nsITooltipListener %p)\n", This, result);
1255         *result = &This->nsITooltipListener_iface;
1256     }else if(IsEqualGUID(&IID_nsIInterfaceRequestor, riid)) {
1257         TRACE("(%p)->(IID_nsIInterfaceRequestor %p)\n", This, result);
1258         *result = &This->nsIInterfaceRequestor_iface;
1259     }else if(IsEqualGUID(&IID_nsISupportsWeakReference, riid)) {
1260         TRACE("(%p)->(IID_nsISupportsWeakReference %p)\n", This, result);
1261         *result = &This->nsISupportsWeakReference_iface;
1262     }
1263
1264     if(*result) {
1265         nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1266         return NS_OK;
1267     }
1268
1269     TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), result);
1270     return NS_NOINTERFACE;
1271 }
1272
1273 static nsrefcnt NSAPI nsWebBrowserChrome_AddRef(nsIWebBrowserChrome *iface)
1274 {
1275     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1276     LONG ref = InterlockedIncrement(&This->ref);
1277
1278     TRACE("(%p) ref=%d\n", This, ref);
1279
1280     return ref;
1281 }
1282
1283 static nsrefcnt NSAPI nsWebBrowserChrome_Release(nsIWebBrowserChrome *iface)
1284 {
1285     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1286     LONG ref = InterlockedDecrement(&This->ref);
1287
1288     TRACE("(%p) ref=%d\n", This, ref);
1289
1290     if(!ref) {
1291         if(This->parent)
1292             nsIWebBrowserChrome_Release(&This->parent->nsIWebBrowserChrome_iface);
1293         if(This->weak_reference) {
1294             This->weak_reference->nscontainer = NULL;
1295             nsIWeakReference_Release(&This->weak_reference->nsIWeakReference_iface);
1296         }
1297         heap_free(This);
1298     }
1299
1300     return ref;
1301 }
1302
1303 static nsresult NSAPI nsWebBrowserChrome_SetStatus(nsIWebBrowserChrome *iface,
1304         UINT32 statusType, const PRUnichar *status)
1305 {
1306     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1307     TRACE("(%p)->(%d %s)\n", This, statusType, debugstr_w(status));
1308     return NS_OK;
1309 }
1310
1311 static nsresult NSAPI nsWebBrowserChrome_GetWebBrowser(nsIWebBrowserChrome *iface,
1312         nsIWebBrowser **aWebBrowser)
1313 {
1314     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1315
1316     TRACE("(%p)->(%p)\n", This, aWebBrowser);
1317
1318     if(!aWebBrowser)
1319         return NS_ERROR_INVALID_ARG;
1320
1321     if(This->webbrowser)
1322         nsIWebBrowser_AddRef(This->webbrowser);
1323     *aWebBrowser = This->webbrowser;
1324     return S_OK;
1325 }
1326
1327 static nsresult NSAPI nsWebBrowserChrome_SetWebBrowser(nsIWebBrowserChrome *iface,
1328         nsIWebBrowser *aWebBrowser)
1329 {
1330     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1331
1332     TRACE("(%p)->(%p)\n", This, aWebBrowser);
1333
1334     if(aWebBrowser != This->webbrowser)
1335         ERR("Wrong nsWebBrowser!\n");
1336
1337     return NS_OK;
1338 }
1339
1340 static nsresult NSAPI nsWebBrowserChrome_GetChromeFlags(nsIWebBrowserChrome *iface,
1341         UINT32 *aChromeFlags)
1342 {
1343     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1344     WARN("(%p)->(%p)\n", This, aChromeFlags);
1345     return NS_ERROR_NOT_IMPLEMENTED;
1346 }
1347
1348 static nsresult NSAPI nsWebBrowserChrome_SetChromeFlags(nsIWebBrowserChrome *iface,
1349         UINT32 aChromeFlags)
1350 {
1351     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1352     WARN("(%p)->(%08x)\n", This, aChromeFlags);
1353     return NS_ERROR_NOT_IMPLEMENTED;
1354 }
1355
1356 static nsresult NSAPI nsWebBrowserChrome_DestroyBrowserWindow(nsIWebBrowserChrome *iface)
1357 {
1358     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1359     TRACE("(%p)\n", This);
1360     return NS_ERROR_NOT_IMPLEMENTED;
1361 }
1362
1363 static nsresult NSAPI nsWebBrowserChrome_SizeBrowserTo(nsIWebBrowserChrome *iface,
1364         LONG aCX, LONG aCY)
1365 {
1366     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1367     WARN("(%p)->(%d %d)\n", This, aCX, aCY);
1368     return NS_ERROR_NOT_IMPLEMENTED;
1369 }
1370
1371 static nsresult NSAPI nsWebBrowserChrome_ShowAsModal(nsIWebBrowserChrome *iface)
1372 {
1373     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1374     WARN("(%p)\n", This);
1375     return NS_ERROR_NOT_IMPLEMENTED;
1376 }
1377
1378 static nsresult NSAPI nsWebBrowserChrome_IsWindowModal(nsIWebBrowserChrome *iface, cpp_bool *_retval)
1379 {
1380     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1381     WARN("(%p)->(%p)\n", This, _retval);
1382     return NS_ERROR_NOT_IMPLEMENTED;
1383 }
1384
1385 static nsresult NSAPI nsWebBrowserChrome_ExitModalEventLoop(nsIWebBrowserChrome *iface,
1386         nsresult aStatus)
1387 {
1388     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1389     WARN("(%p)->(%08x)\n", This, aStatus);
1390     return NS_ERROR_NOT_IMPLEMENTED;
1391 }
1392
1393 static const nsIWebBrowserChromeVtbl nsWebBrowserChromeVtbl = {
1394     nsWebBrowserChrome_QueryInterface,
1395     nsWebBrowserChrome_AddRef,
1396     nsWebBrowserChrome_Release,
1397     nsWebBrowserChrome_SetStatus,
1398     nsWebBrowserChrome_GetWebBrowser,
1399     nsWebBrowserChrome_SetWebBrowser,
1400     nsWebBrowserChrome_GetChromeFlags,
1401     nsWebBrowserChrome_SetChromeFlags,
1402     nsWebBrowserChrome_DestroyBrowserWindow,
1403     nsWebBrowserChrome_SizeBrowserTo,
1404     nsWebBrowserChrome_ShowAsModal,
1405     nsWebBrowserChrome_IsWindowModal,
1406     nsWebBrowserChrome_ExitModalEventLoop
1407 };
1408
1409 /**********************************************************
1410  *      nsIContextMenuListener interface
1411  */
1412
1413 static inline NSContainer *impl_from_nsIContextMenuListener(nsIContextMenuListener *iface)
1414 {
1415     return CONTAINING_RECORD(iface, NSContainer, nsIContextMenuListener_iface);
1416 }
1417
1418 static nsresult NSAPI nsContextMenuListener_QueryInterface(nsIContextMenuListener *iface,
1419         nsIIDRef riid, void **result)
1420 {
1421     NSContainer *This = impl_from_nsIContextMenuListener(iface);
1422     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1423 }
1424
1425 static nsrefcnt NSAPI nsContextMenuListener_AddRef(nsIContextMenuListener *iface)
1426 {
1427     NSContainer *This = impl_from_nsIContextMenuListener(iface);
1428     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1429 }
1430
1431 static nsrefcnt NSAPI nsContextMenuListener_Release(nsIContextMenuListener *iface)
1432 {
1433     NSContainer *This = impl_from_nsIContextMenuListener(iface);
1434     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1435 }
1436
1437 static nsresult NSAPI nsContextMenuListener_OnShowContextMenu(nsIContextMenuListener *iface,
1438         UINT32 aContextFlags, nsIDOMEvent *aEvent, nsIDOMNode *aNode)
1439 {
1440     NSContainer *This = impl_from_nsIContextMenuListener(iface);
1441     nsIDOMMouseEvent *event;
1442     HTMLDOMNode *node;
1443     POINT pt;
1444     DWORD dwID = CONTEXT_MENU_DEFAULT;
1445     nsresult nsres;
1446     HRESULT hres;
1447
1448     TRACE("(%p)->(%08x %p %p)\n", This, aContextFlags, aEvent, aNode);
1449
1450     fire_event(This->doc->basedoc.doc_node /* FIXME */, EVENTID_CONTEXTMENU, TRUE, aNode, aEvent, NULL);
1451
1452     nsres = nsIDOMEvent_QueryInterface(aEvent, &IID_nsIDOMMouseEvent, (void**)&event);
1453     if(NS_FAILED(nsres)) {
1454         ERR("Could not get nsIDOMMouseEvent interface: %08x\n", nsres);
1455         return nsres;
1456     }
1457
1458     nsIDOMMouseEvent_GetScreenX(event, &pt.x);
1459     nsIDOMMouseEvent_GetScreenY(event, &pt.y);
1460     nsIDOMMouseEvent_Release(event);
1461
1462     switch(aContextFlags) {
1463     case CONTEXT_NONE:
1464     case CONTEXT_DOCUMENT:
1465     case CONTEXT_TEXT:
1466         dwID = CONTEXT_MENU_DEFAULT;
1467         break;
1468     case CONTEXT_IMAGE:
1469     case CONTEXT_IMAGE|CONTEXT_LINK:
1470         dwID = CONTEXT_MENU_IMAGE;
1471         break;
1472     case CONTEXT_LINK:
1473         dwID = CONTEXT_MENU_ANCHOR;
1474         break;
1475     case CONTEXT_INPUT:
1476         dwID = CONTEXT_MENU_CONTROL;
1477         break;
1478     default:
1479         FIXME("aContextFlags=%08x\n", aContextFlags);
1480     };
1481
1482     hres = get_node(This->doc->basedoc.doc_node, aNode, TRUE, &node);
1483     if(FAILED(hres))
1484         return NS_ERROR_FAILURE;
1485
1486     show_context_menu(This->doc, dwID, &pt, (IDispatch*)&node->IHTMLDOMNode_iface);
1487     node_release(node);
1488     return NS_OK;
1489 }
1490
1491 static const nsIContextMenuListenerVtbl nsContextMenuListenerVtbl = {
1492     nsContextMenuListener_QueryInterface,
1493     nsContextMenuListener_AddRef,
1494     nsContextMenuListener_Release,
1495     nsContextMenuListener_OnShowContextMenu
1496 };
1497
1498 /**********************************************************
1499  *      nsIURIContentListener interface
1500  */
1501
1502 static inline NSContainer *impl_from_nsIURIContentListener(nsIURIContentListener *iface)
1503 {
1504     return CONTAINING_RECORD(iface, NSContainer, nsIURIContentListener_iface);
1505 }
1506
1507 static nsresult NSAPI nsURIContentListener_QueryInterface(nsIURIContentListener *iface,
1508         nsIIDRef riid, void **result)
1509 {
1510     NSContainer *This = impl_from_nsIURIContentListener(iface);
1511     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1512 }
1513
1514 static nsrefcnt NSAPI nsURIContentListener_AddRef(nsIURIContentListener *iface)
1515 {
1516     NSContainer *This = impl_from_nsIURIContentListener(iface);
1517     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1518 }
1519
1520 static nsrefcnt NSAPI nsURIContentListener_Release(nsIURIContentListener *iface)
1521 {
1522     NSContainer *This = impl_from_nsIURIContentListener(iface);
1523     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1524 }
1525
1526 static nsresult NSAPI nsURIContentListener_OnStartURIOpen(nsIURIContentListener *iface,
1527                                                           nsIURI *aURI, cpp_bool *_retval)
1528 {
1529     NSContainer *This = impl_from_nsIURIContentListener(iface);
1530     nsACString spec_str;
1531     const char *spec;
1532     nsresult nsres;
1533
1534     nsACString_Init(&spec_str, NULL);
1535     nsIURI_GetSpec(aURI, &spec_str);
1536     nsACString_GetData(&spec_str, &spec);
1537
1538     TRACE("(%p)->(%p(%s) %p)\n", This, aURI, debugstr_a(spec), _retval);
1539
1540     nsACString_Finish(&spec_str);
1541
1542     nsres = on_start_uri_open(This, aURI, _retval);
1543     if(NS_FAILED(nsres))
1544         return nsres;
1545
1546     return !*_retval && This->content_listener
1547         ? nsIURIContentListener_OnStartURIOpen(This->content_listener, aURI, _retval)
1548         : NS_OK;
1549 }
1550
1551 static nsresult NSAPI nsURIContentListener_DoContent(nsIURIContentListener *iface,
1552         const char *aContentType, cpp_bool aIsContentPreferred, nsIRequest *aRequest,
1553         nsIStreamListener **aContentHandler, cpp_bool *_retval)
1554 {
1555     NSContainer *This = impl_from_nsIURIContentListener(iface);
1556
1557     TRACE("(%p)->(%s %x %p %p %p)\n", This, debugstr_a(aContentType), aIsContentPreferred,
1558             aRequest, aContentHandler, _retval);
1559
1560     return This->content_listener
1561         ? nsIURIContentListener_DoContent(This->content_listener, aContentType,
1562                   aIsContentPreferred, aRequest, aContentHandler, _retval)
1563         : NS_ERROR_NOT_IMPLEMENTED;
1564 }
1565
1566 static nsresult NSAPI nsURIContentListener_IsPreferred(nsIURIContentListener *iface,
1567         const char *aContentType, char **aDesiredContentType, cpp_bool *_retval)
1568 {
1569     NSContainer *This = impl_from_nsIURIContentListener(iface);
1570
1571     TRACE("(%p)->(%s %p %p)\n", This, debugstr_a(aContentType), aDesiredContentType, _retval);
1572
1573     /* FIXME: Should we do something here? */
1574     *_retval = TRUE;
1575
1576     return This->content_listener
1577         ? nsIURIContentListener_IsPreferred(This->content_listener, aContentType,
1578                   aDesiredContentType, _retval)
1579         : NS_OK;
1580 }
1581
1582 static nsresult NSAPI nsURIContentListener_CanHandleContent(nsIURIContentListener *iface,
1583         const char *aContentType, cpp_bool aIsContentPreferred, char **aDesiredContentType,
1584         cpp_bool *_retval)
1585 {
1586     NSContainer *This = impl_from_nsIURIContentListener(iface);
1587
1588     TRACE("(%p)->(%s %x %p %p)\n", This, debugstr_a(aContentType), aIsContentPreferred,
1589             aDesiredContentType, _retval);
1590
1591     return This->content_listener
1592         ? nsIURIContentListener_CanHandleContent(This->content_listener, aContentType,
1593                 aIsContentPreferred, aDesiredContentType, _retval)
1594         : NS_ERROR_NOT_IMPLEMENTED;
1595 }
1596
1597 static nsresult NSAPI nsURIContentListener_GetLoadCookie(nsIURIContentListener *iface,
1598         nsISupports **aLoadCookie)
1599 {
1600     NSContainer *This = impl_from_nsIURIContentListener(iface);
1601
1602     WARN("(%p)->(%p)\n", This, aLoadCookie);
1603
1604     return This->content_listener
1605         ? nsIURIContentListener_GetLoadCookie(This->content_listener, aLoadCookie)
1606         : NS_ERROR_NOT_IMPLEMENTED;
1607 }
1608
1609 static nsresult NSAPI nsURIContentListener_SetLoadCookie(nsIURIContentListener *iface,
1610         nsISupports *aLoadCookie)
1611 {
1612     NSContainer *This = impl_from_nsIURIContentListener(iface);
1613
1614     WARN("(%p)->(%p)\n", This, aLoadCookie);
1615
1616     return This->content_listener
1617         ? nsIURIContentListener_SetLoadCookie(This->content_listener, aLoadCookie)
1618         : NS_ERROR_NOT_IMPLEMENTED;
1619 }
1620
1621 static nsresult NSAPI nsURIContentListener_GetParentContentListener(nsIURIContentListener *iface,
1622         nsIURIContentListener **aParentContentListener)
1623 {
1624     NSContainer *This = impl_from_nsIURIContentListener(iface);
1625
1626     TRACE("(%p)->(%p)\n", This, aParentContentListener);
1627
1628     if(This->content_listener)
1629         nsIURIContentListener_AddRef(This->content_listener);
1630
1631     *aParentContentListener = This->content_listener;
1632     return NS_OK;
1633 }
1634
1635 static nsresult NSAPI nsURIContentListener_SetParentContentListener(nsIURIContentListener *iface,
1636         nsIURIContentListener *aParentContentListener)
1637 {
1638     NSContainer *This = impl_from_nsIURIContentListener(iface);
1639
1640     TRACE("(%p)->(%p)\n", This, aParentContentListener);
1641
1642     if(aParentContentListener == &This->nsIURIContentListener_iface)
1643         return NS_OK;
1644
1645     if(This->content_listener)
1646         nsIURIContentListener_Release(This->content_listener);
1647
1648     This->content_listener = aParentContentListener;
1649     if(This->content_listener)
1650         nsIURIContentListener_AddRef(This->content_listener);
1651
1652     return NS_OK;
1653 }
1654
1655 static const nsIURIContentListenerVtbl nsURIContentListenerVtbl = {
1656     nsURIContentListener_QueryInterface,
1657     nsURIContentListener_AddRef,
1658     nsURIContentListener_Release,
1659     nsURIContentListener_OnStartURIOpen,
1660     nsURIContentListener_DoContent,
1661     nsURIContentListener_IsPreferred,
1662     nsURIContentListener_CanHandleContent,
1663     nsURIContentListener_GetLoadCookie,
1664     nsURIContentListener_SetLoadCookie,
1665     nsURIContentListener_GetParentContentListener,
1666     nsURIContentListener_SetParentContentListener
1667 };
1668
1669 /**********************************************************
1670  *      nsIEmbeddinSiteWindow interface
1671  */
1672
1673 static inline NSContainer *impl_from_nsIEmbeddingSiteWindow(nsIEmbeddingSiteWindow *iface)
1674 {
1675     return CONTAINING_RECORD(iface, NSContainer, nsIEmbeddingSiteWindow_iface);
1676 }
1677
1678 static nsresult NSAPI nsEmbeddingSiteWindow_QueryInterface(nsIEmbeddingSiteWindow *iface,
1679         nsIIDRef riid, void **result)
1680 {
1681     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1682     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1683 }
1684
1685 static nsrefcnt NSAPI nsEmbeddingSiteWindow_AddRef(nsIEmbeddingSiteWindow *iface)
1686 {
1687     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1688     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1689 }
1690
1691 static nsrefcnt NSAPI nsEmbeddingSiteWindow_Release(nsIEmbeddingSiteWindow *iface)
1692 {
1693     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1694     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1695 }
1696
1697 static nsresult NSAPI nsEmbeddingSiteWindow_SetDimensions(nsIEmbeddingSiteWindow *iface,
1698         UINT32 flags, LONG x, LONG y, LONG cx, LONG cy)
1699 {
1700     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1701     WARN("(%p)->(%08x %d %d %d %d)\n", This, flags, x, y, cx, cy);
1702     return NS_ERROR_NOT_IMPLEMENTED;
1703 }
1704
1705 static nsresult NSAPI nsEmbeddingSiteWindow_GetDimensions(nsIEmbeddingSiteWindow *iface,
1706         UINT32 flags, LONG *x, LONG *y, LONG *cx, LONG *cy)
1707 {
1708     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1709     WARN("(%p)->(%08x %p %p %p %p)\n", This, flags, x, y, cx, cy);
1710     return NS_ERROR_NOT_IMPLEMENTED;
1711 }
1712
1713 static nsresult NSAPI nsEmbeddingSiteWindow_SetFocus(nsIEmbeddingSiteWindow *iface)
1714 {
1715     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1716
1717     TRACE("(%p)\n", This);
1718
1719     return nsIBaseWindow_SetFocus(This->window);
1720 }
1721
1722 static nsresult NSAPI nsEmbeddingSiteWindow_GetVisibility(nsIEmbeddingSiteWindow *iface,
1723         cpp_bool *aVisibility)
1724 {
1725     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1726
1727     TRACE("(%p)->(%p)\n", This, aVisibility);
1728
1729     *aVisibility = This->doc && This->doc->hwnd && IsWindowVisible(This->doc->hwnd);
1730     return NS_OK;
1731 }
1732
1733 static nsresult NSAPI nsEmbeddingSiteWindow_SetVisibility(nsIEmbeddingSiteWindow *iface,
1734         cpp_bool aVisibility)
1735 {
1736     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1737
1738     TRACE("(%p)->(%x)\n", This, aVisibility);
1739
1740     return NS_OK;
1741 }
1742
1743 static nsresult NSAPI nsEmbeddingSiteWindow_GetTitle(nsIEmbeddingSiteWindow *iface,
1744         PRUnichar **aTitle)
1745 {
1746     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1747     WARN("(%p)->(%p)\n", This, aTitle);
1748     return NS_ERROR_NOT_IMPLEMENTED;
1749 }
1750
1751 static nsresult NSAPI nsEmbeddingSiteWindow_SetTitle(nsIEmbeddingSiteWindow *iface,
1752         const PRUnichar *aTitle)
1753 {
1754     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1755     WARN("(%p)->(%s)\n", This, debugstr_w(aTitle));
1756     return NS_ERROR_NOT_IMPLEMENTED;
1757 }
1758
1759 static nsresult NSAPI nsEmbeddingSiteWindow_GetSiteWindow(nsIEmbeddingSiteWindow *iface,
1760         void **aSiteWindow)
1761 {
1762     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1763
1764     TRACE("(%p)->(%p)\n", This, aSiteWindow);
1765
1766     *aSiteWindow = This->hwnd;
1767     return NS_OK;
1768 }
1769
1770 static const nsIEmbeddingSiteWindowVtbl nsEmbeddingSiteWindowVtbl = {
1771     nsEmbeddingSiteWindow_QueryInterface,
1772     nsEmbeddingSiteWindow_AddRef,
1773     nsEmbeddingSiteWindow_Release,
1774     nsEmbeddingSiteWindow_SetDimensions,
1775     nsEmbeddingSiteWindow_GetDimensions,
1776     nsEmbeddingSiteWindow_SetFocus,
1777     nsEmbeddingSiteWindow_GetVisibility,
1778     nsEmbeddingSiteWindow_SetVisibility,
1779     nsEmbeddingSiteWindow_GetTitle,
1780     nsEmbeddingSiteWindow_SetTitle,
1781     nsEmbeddingSiteWindow_GetSiteWindow
1782 };
1783
1784 static inline NSContainer *impl_from_nsITooltipListener(nsITooltipListener *iface)
1785 {
1786     return CONTAINING_RECORD(iface, NSContainer, nsITooltipListener_iface);
1787 }
1788
1789 static nsresult NSAPI nsTooltipListener_QueryInterface(nsITooltipListener *iface, nsIIDRef riid,
1790         void **result)
1791 {
1792     NSContainer *This = impl_from_nsITooltipListener(iface);
1793     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1794 }
1795
1796 static nsrefcnt NSAPI nsTooltipListener_AddRef(nsITooltipListener *iface)
1797 {
1798     NSContainer *This = impl_from_nsITooltipListener(iface);
1799     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1800 }
1801
1802 static nsrefcnt NSAPI nsTooltipListener_Release(nsITooltipListener *iface)
1803 {
1804     NSContainer *This = impl_from_nsITooltipListener(iface);
1805     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1806 }
1807
1808 static nsresult NSAPI nsTooltipListener_OnShowTooltip(nsITooltipListener *iface,
1809         LONG aXCoord, LONG aYCoord, const PRUnichar *aTipText)
1810 {
1811     NSContainer *This = impl_from_nsITooltipListener(iface);
1812
1813     if (This->doc)
1814         show_tooltip(This->doc, aXCoord, aYCoord, aTipText);
1815
1816     return NS_OK;
1817 }
1818
1819 static nsresult NSAPI nsTooltipListener_OnHideTooltip(nsITooltipListener *iface)
1820 {
1821     NSContainer *This = impl_from_nsITooltipListener(iface);
1822
1823     if (This->doc)
1824         hide_tooltip(This->doc);
1825
1826     return NS_OK;
1827 }
1828
1829 static const nsITooltipListenerVtbl nsTooltipListenerVtbl = {
1830     nsTooltipListener_QueryInterface,
1831     nsTooltipListener_AddRef,
1832     nsTooltipListener_Release,
1833     nsTooltipListener_OnShowTooltip,
1834     nsTooltipListener_OnHideTooltip
1835 };
1836
1837 static inline NSContainer *impl_from_nsIInterfaceRequestor(nsIInterfaceRequestor *iface)
1838 {
1839     return CONTAINING_RECORD(iface, NSContainer, nsIInterfaceRequestor_iface);
1840 }
1841
1842 static nsresult NSAPI nsInterfaceRequestor_QueryInterface(nsIInterfaceRequestor *iface,
1843         nsIIDRef riid, void **result)
1844 {
1845     NSContainer *This = impl_from_nsIInterfaceRequestor(iface);
1846     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1847 }
1848
1849 static nsrefcnt NSAPI nsInterfaceRequestor_AddRef(nsIInterfaceRequestor *iface)
1850 {
1851     NSContainer *This = impl_from_nsIInterfaceRequestor(iface);
1852     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1853 }
1854
1855 static nsrefcnt NSAPI nsInterfaceRequestor_Release(nsIInterfaceRequestor *iface)
1856 {
1857     NSContainer *This = impl_from_nsIInterfaceRequestor(iface);
1858     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1859 }
1860
1861 static nsresult NSAPI nsInterfaceRequestor_GetInterface(nsIInterfaceRequestor *iface,
1862         nsIIDRef riid, void **result)
1863 {
1864     NSContainer *This = impl_from_nsIInterfaceRequestor(iface);
1865
1866     if(IsEqualGUID(&IID_nsIDOMWindow, riid)) {
1867         TRACE("(%p)->(IID_nsIDOMWindow %p)\n", This, result);
1868         return nsIWebBrowser_GetContentDOMWindow(This->webbrowser, (nsIDOMWindow**)result);
1869     }
1870
1871     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1872 }
1873
1874 static const nsIInterfaceRequestorVtbl nsInterfaceRequestorVtbl = {
1875     nsInterfaceRequestor_QueryInterface,
1876     nsInterfaceRequestor_AddRef,
1877     nsInterfaceRequestor_Release,
1878     nsInterfaceRequestor_GetInterface
1879 };
1880
1881 static inline NSContainer *impl_from_nsISupportsWeakReference(nsISupportsWeakReference *iface)
1882 {
1883     return CONTAINING_RECORD(iface, NSContainer, nsISupportsWeakReference_iface);
1884 }
1885
1886 static nsresult NSAPI nsSupportsWeakReference_QueryInterface(nsISupportsWeakReference *iface,
1887         nsIIDRef riid, void **result)
1888 {
1889     NSContainer *This = impl_from_nsISupportsWeakReference(iface);
1890     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1891 }
1892
1893 static nsrefcnt NSAPI nsSupportsWeakReference_AddRef(nsISupportsWeakReference *iface)
1894 {
1895     NSContainer *This = impl_from_nsISupportsWeakReference(iface);
1896     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1897 }
1898
1899 static nsrefcnt NSAPI nsSupportsWeakReference_Release(nsISupportsWeakReference *iface)
1900 {
1901     NSContainer *This = impl_from_nsISupportsWeakReference(iface);
1902     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1903 }
1904
1905 static nsresult NSAPI nsSupportsWeakReference_GetWeakReference(nsISupportsWeakReference *iface,
1906         nsIWeakReference **_retval)
1907 {
1908     NSContainer *This = impl_from_nsISupportsWeakReference(iface);
1909
1910     TRACE("(%p)->(%p)\n", This, _retval);
1911
1912     if(!This->weak_reference) {
1913         This->weak_reference = heap_alloc(sizeof(nsWeakReference));
1914         if(!This->weak_reference)
1915             return NS_ERROR_OUT_OF_MEMORY;
1916
1917         This->weak_reference->nsIWeakReference_iface.lpVtbl = &nsWeakReferenceVtbl;
1918         This->weak_reference->ref = 1;
1919         This->weak_reference->nscontainer = This;
1920     }
1921
1922     *_retval = &This->weak_reference->nsIWeakReference_iface;
1923     nsIWeakReference_AddRef(*_retval);
1924     return NS_OK;
1925 }
1926
1927 static const nsISupportsWeakReferenceVtbl nsSupportsWeakReferenceVtbl = {
1928     nsSupportsWeakReference_QueryInterface,
1929     nsSupportsWeakReference_AddRef,
1930     nsSupportsWeakReference_Release,
1931     nsSupportsWeakReference_GetWeakReference
1932 };
1933
1934 static HRESULT init_nscontainer(NSContainer *nscontainer)
1935 {
1936     nsIWebBrowserSetup *wbsetup;
1937     nsIScrollable *scrollable;
1938     nsresult nsres;
1939
1940     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr, NS_WEBBROWSER_CONTRACTID,
1941             NULL, &IID_nsIWebBrowser, (void**)&nscontainer->webbrowser);
1942     if(NS_FAILED(nsres)) {
1943         ERR("Creating WebBrowser failed: %08x\n", nsres);
1944         return E_FAIL;
1945     }
1946
1947     nsres = nsIWebBrowser_SetContainerWindow(nscontainer->webbrowser, &nscontainer->nsIWebBrowserChrome_iface);
1948     if(NS_FAILED(nsres)) {
1949         ERR("SetContainerWindow failed: %08x\n", nsres);
1950         return E_FAIL;
1951     }
1952
1953     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIBaseWindow,
1954             (void**)&nscontainer->window);
1955     if(NS_FAILED(nsres)) {
1956         ERR("Could not get nsIBaseWindow interface: %08x\n", nsres);
1957         return E_FAIL;
1958     }
1959
1960     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIWebBrowserSetup,
1961                                          (void**)&wbsetup);
1962     if(NS_SUCCEEDED(nsres)) {
1963         nsres = nsIWebBrowserSetup_SetProperty(wbsetup, SETUP_IS_CHROME_WRAPPER, FALSE);
1964         nsIWebBrowserSetup_Release(wbsetup);
1965         if(NS_FAILED(nsres)) {
1966             ERR("SetProperty(SETUP_IS_CHROME_WRAPPER) failed: %08x\n", nsres);
1967             return E_FAIL;
1968         }
1969     }else {
1970         ERR("Could not get nsIWebBrowserSetup interface\n");
1971         return E_FAIL;
1972     }
1973
1974     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIWebNavigation,
1975             (void**)&nscontainer->navigation);
1976     if(NS_FAILED(nsres)) {
1977         ERR("Could not get nsIWebNavigation interface: %08x\n", nsres);
1978         return E_FAIL;
1979     }
1980
1981     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIWebBrowserFocus,
1982             (void**)&nscontainer->focus);
1983     if(NS_FAILED(nsres)) {
1984         ERR("Could not get nsIWebBrowserFocus interface: %08x\n", nsres);
1985         return E_FAIL;
1986     }
1987
1988     if(!nscontainer_class) {
1989         register_nscontainer_class();
1990         if(!nscontainer_class)
1991             return E_FAIL;
1992     }
1993
1994     nscontainer->hwnd = CreateWindowExW(0, wszNsContainer, NULL,
1995             WS_CHILD | WS_CLIPSIBLINGS | WS_CLIPCHILDREN, 0, 0, 100, 100,
1996             GetDesktopWindow(), NULL, hInst, nscontainer);
1997     if(!nscontainer->hwnd) {
1998         WARN("Could not create window\n");
1999         return E_FAIL;
2000     }
2001
2002     nsres = nsIBaseWindow_InitWindow(nscontainer->window, nscontainer->hwnd, NULL, 0, 0, 100, 100);
2003     if(NS_SUCCEEDED(nsres)) {
2004         nsres = nsIBaseWindow_Create(nscontainer->window);
2005         if(NS_FAILED(nsres)) {
2006             WARN("Creating window failed: %08x\n", nsres);
2007             return E_FAIL;
2008         }
2009
2010         nsIBaseWindow_SetVisibility(nscontainer->window, FALSE);
2011         nsIBaseWindow_SetEnabled(nscontainer->window, FALSE);
2012     }else {
2013         ERR("InitWindow failed: %08x\n", nsres);
2014         return E_FAIL;
2015     }
2016
2017     nsres = nsIWebBrowser_SetParentURIContentListener(nscontainer->webbrowser,
2018             &nscontainer->nsIURIContentListener_iface);
2019     if(NS_FAILED(nsres))
2020         ERR("SetParentURIContentListener failed: %08x\n", nsres);
2021
2022     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIScrollable, (void**)&scrollable);
2023     if(NS_SUCCEEDED(nsres)) {
2024         nsres = nsIScrollable_SetDefaultScrollbarPreferences(scrollable,
2025                 ScrollOrientation_Y, Scrollbar_Always);
2026         if(NS_FAILED(nsres))
2027             ERR("Could not set default Y scrollbar prefs: %08x\n", nsres);
2028
2029         nsres = nsIScrollable_SetDefaultScrollbarPreferences(scrollable,
2030                 ScrollOrientation_X, Scrollbar_Auto);
2031         if(NS_FAILED(nsres))
2032             ERR("Could not set default X scrollbar prefs: %08x\n", nsres);
2033
2034         nsIScrollable_Release(scrollable);
2035     }else {
2036         ERR("Could not get nsIScrollable: %08x\n", nsres);
2037     }
2038
2039     return S_OK;
2040 }
2041
2042 HRESULT create_nscontainer(HTMLDocumentObj *doc, NSContainer **_ret)
2043 {
2044     NSContainer *ret;
2045     HRESULT hres;
2046
2047     if(!load_gecko())
2048         return CLASS_E_CLASSNOTAVAILABLE;
2049
2050     ret = heap_alloc_zero(sizeof(NSContainer));
2051     if(!ret)
2052         return E_OUTOFMEMORY;
2053
2054     ret->nsIWebBrowserChrome_iface.lpVtbl = &nsWebBrowserChromeVtbl;
2055     ret->nsIContextMenuListener_iface.lpVtbl = &nsContextMenuListenerVtbl;
2056     ret->nsIURIContentListener_iface.lpVtbl = &nsURIContentListenerVtbl;
2057     ret->nsIEmbeddingSiteWindow_iface.lpVtbl = &nsEmbeddingSiteWindowVtbl;
2058     ret->nsITooltipListener_iface.lpVtbl = &nsTooltipListenerVtbl;
2059     ret->nsIInterfaceRequestor_iface.lpVtbl = &nsInterfaceRequestorVtbl;
2060     ret->nsISupportsWeakReference_iface.lpVtbl = &nsSupportsWeakReferenceVtbl;
2061
2062     ret->doc = doc;
2063     ret->ref = 1;
2064
2065     hres = init_nscontainer(ret);
2066     if(SUCCEEDED(hres))
2067         *_ret = ret;
2068     else
2069         nsIWebBrowserChrome_Release(&ret->nsIWebBrowserChrome_iface);
2070     return hres;
2071 }
2072
2073 void NSContainer_Release(NSContainer *This)
2074 {
2075     TRACE("(%p)\n", This);
2076
2077     This->doc = NULL;
2078
2079     ShowWindow(This->hwnd, SW_HIDE);
2080     SetParent(This->hwnd, NULL);
2081
2082     nsIBaseWindow_SetVisibility(This->window, FALSE);
2083     nsIBaseWindow_Destroy(This->window);
2084
2085     nsIWebBrowser_SetContainerWindow(This->webbrowser, NULL);
2086
2087     nsIWebBrowser_Release(This->webbrowser);
2088     This->webbrowser = NULL;
2089
2090     nsIWebNavigation_Release(This->navigation);
2091     This->navigation = NULL;
2092
2093     nsIBaseWindow_Release(This->window);
2094     This->window = NULL;
2095
2096     nsIWebBrowserFocus_Release(This->focus);
2097     This->focus = NULL;
2098
2099     if(This->editor_controller) {
2100         nsIController_Release(This->editor_controller);
2101         This->editor_controller = NULL;
2102     }
2103
2104     if(This->editor) {
2105         nsIEditor_Release(This->editor);
2106         This->editor = NULL;
2107     }
2108
2109     if(This->content_listener) {
2110         nsIURIContentListener_Release(This->content_listener);
2111         This->content_listener = NULL;
2112     }
2113
2114     if(This->hwnd) {
2115         DestroyWindow(This->hwnd);
2116         This->hwnd = NULL;
2117     }
2118
2119     nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
2120 }