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     size_t len, gre_path_len;
 442     int debug_level = 0;
 443     WCHAR *path, buf[20];
 444     const WCHAR *ptr;
 445
 446     static const WCHAR pathW[] = {'P','A','T','H',0};
 447     static const WCHAR warnW[] = {'w','a','r','n',0};
 448     static const WCHAR xpcom_debug_breakW[] =
 449         {'X','P','C','O','M','_','D','E','B','U','G','_','B','R','E','A','K',0};
 450     static const WCHAR nspr_log_modulesW[] =
 451         {'N','S','P','R','_','L','O','G','_','M','O','D','U','L','E','S',0};
 452     static const WCHAR debug_formatW[] = {'a','l','l',':','%','d',0};
 453
 454     SetEnvironmentVariableW(xpcom_debug_breakW, warnW);
 455
 456     if(TRACE_ON(gecko))
 457         debug_level = 5;
 458     else if(WARN_ON(gecko))
 459         debug_level = 3;
 460     else if(ERR_ON(gecko))
 461         debug_level = 2;
 462
 463     sprintfW(buf, debug_formatW, debug_level);
 464     SetEnvironmentVariableW(nspr_log_modulesW, buf);
 465
 466     len = GetEnvironmentVariableW(pathW, NULL, 0);
 467     gre_path_len = strlenW(gre_path);
 468     path = heap_alloc((len+gre_path_len+1)*sizeof(WCHAR));
 469     if(!path)
 470         return;
 471     GetEnvironmentVariableW(pathW, path, len);
 472
 473     /* We have to modify PATH as xul.dll loads other DLLs from this directory. */
 474     if(!(ptr = strstrW(path, gre_path))
 475        || (ptr > path && *(ptr-1) != ';')
 476        || (ptr[gre_path_len] && ptr[gre_path_len] != ';')) {
 477         if(len)
 478             path[len-1] = ';';
 479         strcpyW(path+len, gre_path);
 480         SetEnvironmentVariableW(pathW, path);
 481     }
 482 }
 483
 484 static BOOL load_xul(const PRUnichar *gre_path)
 485 {
 486     static const WCHAR xul_dllW[] = {'\\','x','u','l','.','d','l','l',0};
 487     WCHAR file_name[MAX_PATH];
 488
 489     strcpyW(file_name, gre_path);
 490     strcatW(file_name, xul_dllW);
 491
 492     TRACE("(%s)\n", debugstr_w(file_name));
 493
 494     set_environment(gre_path);
 495
 496     xul_handle = LoadLibraryExW(file_name, 0, LOAD_WITH_ALTERED_SEARCH_PATH);
 497     if(!xul_handle) {
 498         WARN("Could not load XUL: %d\n", GetLastError());
 499         return FALSE;
 500     }
 501
 502 #define NS_DLSYM(func) \
 503     func = (void *)GetProcAddress(xul_handle, #func); \
 504     if(!func) \
 505         ERR("Could not GetProcAddress(" #func ") failed\n")
 506
 507     NS_DLSYM(NS_InitXPCOM2);
 508     NS_DLSYM(NS_ShutdownXPCOM);
 509     NS_DLSYM(NS_GetComponentRegistrar);
 510     NS_DLSYM(NS_StringContainerInit2);
 511     NS_DLSYM(NS_CStringContainerInit2);
 512     NS_DLSYM(NS_StringContainerFinish);
 513     NS_DLSYM(NS_CStringContainerFinish);
 514     NS_DLSYM(NS_StringSetData);
 515     NS_DLSYM(NS_CStringSetData);
 516     NS_DLSYM(NS_NewLocalFile);
 517     NS_DLSYM(NS_StringGetData);
 518     NS_DLSYM(NS_CStringGetData);
 519
 520 #undef NS_DLSYM
 521
 522 #define NS_DLSYM(func) \
 523     func = (void *)GetProcAddress(xul_handle, #func); \
 524     if(!func) \
 525         ERR("Could not GetProcAddress(" #func ") failed\n")
 526
 527     NS_DLSYM(ccref_incr);
 528     NS_DLSYM(ccref_decr);
 529     NS_DLSYM(ccref_init);
 530     NS_DLSYM(ccp_init);
 531     NS_DLSYM(describe_cc_node);
 532     NS_DLSYM(note_cc_edge);
 533
 534 #undef NS_DLSYM
 535
 536     return TRUE;
 537 }
 538
 539 static BOOL check_version(LPCWSTR gre_path, const char *version_string)
 540 {
 541     WCHAR file_name[MAX_PATH];
 542     char version[128];
 543     DWORD read=0;
 544     HANDLE hfile;
 545
 546     static const WCHAR wszVersion[] = {'\\','V','E','R','S','I','O','N',0};
 547
 548     strcpyW(file_name, gre_path);
 549     strcatW(file_name, wszVersion);
 550
 551     hfile = CreateFileW(file_name, GENERIC_READ, FILE_SHARE_READ, NULL,
 552                         OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
 553     if(hfile == INVALID_HANDLE_VALUE) {
 554         ERR("Could not open VERSION file\n");
 555         return FALSE;
 556     }
 557
 558     ReadFile(hfile, version, sizeof(version), &read, NULL);
 559     version[read] = 0;
 560     CloseHandle(hfile);
 561
 562     TRACE("%s\n", debugstr_a(version));
 563
 564     if(strcmp(version, version_string)) {
 565         ERR("Unexpected version %s, expected %s\n", debugstr_a(version),
 566             debugstr_a(version_string));
 567         return FALSE;
 568     }
 569
 570     return TRUE;
 571 }
 572
 573 static BOOL load_wine_gecko_v(PRUnichar *gre_path, HKEY mshtml_key,
 574         const char *version, const char *version_string)
 575 {
 576     DWORD res, type, size = MAX_PATH;
 577     HKEY hkey = mshtml_key;
 578
 579     static const WCHAR wszGeckoPath[] =
 580         {'G','e','c','k','o','P','a','t','h',0};
 581
 582     if(version) {
 583         /* @@ Wine registry key: HKLM\Software\Wine\MSHTML\<version> */
 584         res = RegOpenKeyA(mshtml_key, version, &hkey);
 585         if(res != ERROR_SUCCESS)
 586             return FALSE;
 587     }
 588
 589     res = RegQueryValueExW(hkey, wszGeckoPath, NULL, &type, (LPBYTE)gre_path, &size);
 590     if(hkey != mshtml_key)
 591         RegCloseKey(hkey);
 592     if(res != ERROR_SUCCESS || type != REG_SZ)
 593         return FALSE;
 594
 595     if(!check_version(gre_path, version_string))
 596         return FALSE;
 597
 598     return load_xul(gre_path);
 599 }
 600
 601 static BOOL load_wine_gecko(PRUnichar *gre_path)
 602 {
 603     HKEY hkey;
 604     DWORD res;
 605     BOOL ret;
 606
 607     static const WCHAR wszMshtmlKey[] = {
 608         'S','o','f','t','w','a','r','e','\\','W','i','n','e',
 609         '\\','M','S','H','T','M','L',0};
 610
 611     /* @@ Wine registry key: HKLM\Software\Wine\MSHTML */
 612     res = RegOpenKeyW(HKEY_LOCAL_MACHINE, wszMshtmlKey, &hkey);
 613     if(res != ERROR_SUCCESS)
 614         return FALSE;
 615
 616     ret = load_wine_gecko_v(gre_path, hkey, GECKO_VERSION, GECKO_VERSION_STRING);
 617
 618     RegCloseKey(hkey);
 619     return ret;
 620 }
 621
 622 static void set_bool_pref(nsIPrefBranch *pref, const char *pref_name, BOOL val)
 623 {
 624     nsresult nsres;
 625
 626     nsres = nsIPrefBranch_SetBoolPref(pref, pref_name, val);
 627     if(NS_FAILED(nsres))
 628         ERR("Could not set pref %s\n", debugstr_a(pref_name));
 629 }
 630
 631 static void set_int_pref(nsIPrefBranch *pref, const char *pref_name, int val)
 632 {
 633     nsresult nsres;
 634
 635     nsres = nsIPrefBranch_SetIntPref(pref, pref_name, val);
 636     if(NS_FAILED(nsres))
 637         ERR("Could not set pref %s\n", debugstr_a(pref_name));
 638 }
 639
 640 static void set_string_pref(nsIPrefBranch *pref, const char *pref_name, const char *val)
 641 {
 642     nsresult nsres;
 643
 644     nsres = nsIPrefBranch_SetCharPref(pref, pref_name, val);
 645     if(NS_FAILED(nsres))
 646         ERR("Could not set pref %s\n", debugstr_a(pref_name));
 647 }
 648
 649 static void set_lang(nsIPrefBranch *pref)
 650 {
 651     char langs[100];
 652     DWORD res, size, type;
 653     HKEY hkey;
 654
 655     static const WCHAR international_keyW[] =
 656         {'S','o','f','t','w','a','r','e',
 657          '\\','M','i','c','r','o','s','o','f','t',
 658          '\\','I','n','t','e','r','n','e','t',' ','E','x','p','l','o','r','e','r',
 659          '\\','I','n','t','e','r','n','a','t','i','o','n','a','l',0};
 660
 661     res = RegOpenKeyW(HKEY_CURRENT_USER, international_keyW, &hkey);
 662     if(res != ERROR_SUCCESS)
 663         return;
 664
 665     size = sizeof(langs);
 666     res = RegQueryValueExA(hkey, "AcceptLanguage", 0, &type, (LPBYTE)langs, &size);
 667     RegCloseKey(hkey);
 668     if(res != ERROR_SUCCESS || type != REG_SZ)
 669         return;
 670
 671     TRACE("Setting lang %s\n", debugstr_a(langs));
 672
 673     set_string_pref(pref, "intl.accept_languages", langs);
 674 }
 675
 676 static void set_preferences(void)
 677 {
 678     nsIPrefBranch *pref;
 679     nsresult nsres;
 680
 681     nsres = nsIServiceManager_GetServiceByContractID(pServMgr, NS_PREFERENCES_CONTRACTID,
 682             &IID_nsIPrefBranch, (void**)&pref);
 683     if(NS_FAILED(nsres)) {
 684         ERR("Could not get preference service: %08x\n", nsres);
 685         return;
 686     }
 687
 688     set_lang(pref);
 689     set_bool_pref(pref, "security.warn_entering_secure", FALSE);
 690     set_bool_pref(pref, "security.warn_submit_insecure", FALSE);
 691     set_int_pref(pref, "layout.spellcheckDefault", 0);
 692
 693     nsIPrefBranch_Release(pref);
 694 }
 695
 696 static BOOL init_xpcom(const PRUnichar *gre_path)
 697 {
 698     nsIComponentRegistrar *registrar = NULL;
 699     nsIFile *gre_dir;
 700     WCHAR *ptr;
 701     nsresult nsres;
 702
 703     nsres = create_nsfile(gre_path, &gre_dir);
 704     if(NS_FAILED(nsres)) {
 705         FreeLibrary(xul_handle);
 706         return FALSE;
 707     }
 708
 709     nsres = NS_InitXPCOM2(&pServMgr, gre_dir, (nsIDirectoryServiceProvider*)&nsDirectoryServiceProvider2);
 710     if(NS_FAILED(nsres)) {
 711         ERR("NS_InitXPCOM2 failed: %08x\n", nsres);
 712         FreeLibrary(xul_handle);
 713         return FALSE;
 714     }
 715
 716     strcpyW(gecko_path, gre_path);
 717     for(ptr = gecko_path; *ptr; ptr++) {
 718         if(*ptr == '\\')
 719             *ptr = '/';
 720     }
 721     gecko_path_len = ptr-gecko_path;
 722
 723     nsres = nsIServiceManager_QueryInterface(pServMgr, &IID_nsIComponentManager, (void**)&pCompMgr);
 724     if(NS_FAILED(nsres))
 725         ERR("Could not get nsIComponentManager: %08x\n", nsres);
 726
 727     nsres = NS_GetComponentRegistrar(&registrar);
 728     if(NS_SUCCEEDED(nsres))
 729         init_nsio(pCompMgr, registrar);
 730     else
 731         ERR("NS_GetComponentRegistrar failed: %08x\n", nsres);
 732
 733     init_mutation(pCompMgr);
 734     set_preferences();
 735
 736     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr, NS_MEMORY_CONTRACTID,
 737             NULL, &IID_nsIMemory, (void**)&nsmem);
 738     if(NS_FAILED(nsres))
 739         ERR("Could not get nsIMemory: %08x\n", nsres);
 740
 741     nsres = nsIServiceManager_GetServiceByContractID(pServMgr, NS_CATEGORYMANAGER_CONTRACTID,
 742             &IID_nsICategoryManager, (void**)&cat_mgr);
 743     if(NS_FAILED(nsres))
 744         ERR("Could not get category manager service: %08x\n", nsres);
 745
 746     if(registrar) {
 747         register_nsservice(registrar, pServMgr);
 748         nsIComponentRegistrar_Release(registrar);
 749     }
 750
 751     init_node_cc();
 752
 753     return TRUE;
 754 }
 755
 756 static CRITICAL_SECTION cs_load_gecko;
 757 static CRITICAL_SECTION_DEBUG cs_load_gecko_dbg =
 758 {
 759     0, 0, &cs_load_gecko,
 760     { &cs_load_gecko_dbg.ProcessLocksList, &cs_load_gecko_dbg.ProcessLocksList },
 761       0, 0, { (DWORD_PTR)(__FILE__ ": load_gecko") }
 762 };
 763 static CRITICAL_SECTION cs_load_gecko = { &cs_load_gecko_dbg, -1, 0, 0, 0, 0 };
 764
 765 BOOL load_gecko(void)
 766 {
 767     PRUnichar gre_path[MAX_PATH];
 768     BOOL ret = FALSE;
 769
 770     static DWORD loading_thread;
 771
 772     TRACE("()\n");
 773
 774     /* load_gecko may be called recursively */
 775     if(loading_thread == GetCurrentThreadId())
 776         return pCompMgr != NULL;
 777
 778     EnterCriticalSection(&cs_load_gecko);
 779
 780     if(!loading_thread) {
 781         loading_thread = GetCurrentThreadId();
 782
 783         if(load_wine_gecko(gre_path)
 784            || (install_wine_gecko() && load_wine_gecko(gre_path)))
 785             ret = init_xpcom(gre_path);
 786         else
 787            MESSAGE("Could not load wine-gecko. HTML rendering will be disabled.\n");
 788     }else {
 789         ret = pCompMgr != NULL;
 790     }
 791
 792     LeaveCriticalSection(&cs_load_gecko);
 793
 794     return ret;
 795 }
 796
 797 void *nsalloc(size_t size)
 798 {
 799     return nsIMemory_Alloc(nsmem, size);
 800 }
 801
 802 void nsfree(void *mem)
 803 {
 804     nsIMemory_Free(nsmem, mem);
 805 }
 806
 807 static BOOL nsACString_Init(nsACString *str, const char *data)
 808 {
 809     return NS_SUCCEEDED(NS_CStringContainerInit2(str, data, PR_UINT32_MAX, 0));
 810 }
 811
 812 /*
 813  * Initializes nsACString with data owned by caller.
 814  * Caller must ensure that data is valid during lifetime of string object.
 815  */
 816 void nsACString_InitDepend(nsACString *str, const char *data)
 817 {
 818     NS_CStringContainerInit2(str, data, PR_UINT32_MAX, NS_CSTRING_CONTAINER_INIT_DEPEND);
 819 }
 820
 821 void nsACString_SetData(nsACString *str, const char *data)
 822 {
 823     NS_CStringSetData(str, data, PR_UINT32_MAX);
 824 }
 825
 826 UINT32 nsACString_GetData(const nsACString *str, const char **data)
 827 {
 828     return NS_CStringGetData(str, data, NULL);
 829 }
 830
 831 void nsACString_Finish(nsACString *str)
 832 {
 833     NS_CStringContainerFinish(str);
 834 }
 835
 836 BOOL nsAString_Init(nsAString *str, const PRUnichar *data)
 837 {
 838     return NS_SUCCEEDED(NS_StringContainerInit2(str, data, PR_UINT32_MAX, 0));
 839 }
 840
 841 /*
 842  * Initializes nsAString with data owned by caller.
 843  * Caller must ensure that data is valid during lifetime of string object.
 844  */
 845 void nsAString_InitDepend(nsAString *str, const PRUnichar *data)
 846 {
 847     NS_StringContainerInit2(str, data, PR_UINT32_MAX, NS_STRING_CONTAINER_INIT_DEPEND);
 848 }
 849
 850 UINT32 nsAString_GetData(const nsAString *str, const PRUnichar **data)
 851 {
 852     return NS_StringGetData(str, data, NULL);
 853 }
 854
 855 void nsAString_Finish(nsAString *str)
 856 {
 857     NS_StringContainerFinish(str);
 858 }
 859
 860 HRESULT return_nsstr(nsresult nsres, nsAString *nsstr, BSTR *p)
 861 {
 862     const PRUnichar *str;
 863
 864     if(NS_FAILED(nsres)) {
 865         ERR("failed: %08x\n", nsres);
 866         nsAString_Finish(nsstr);
 867         return E_FAIL;
 868     }
 869
 870     nsAString_GetData(nsstr, &str);
 871     TRACE("ret %s\n", debugstr_w(str));
 872     if(*str) {
 873         *p = SysAllocString(str);
 874         if(!*p)
 875             return E_OUTOFMEMORY;
 876     }else {
 877         *p = NULL;
 878     }
 879
 880     nsAString_Finish(nsstr);
 881     return S_OK;
 882 }
 883
 884 nsICommandParams *create_nscommand_params(void)
 885 {
 886     nsICommandParams *ret = NULL;
 887     nsresult nsres;
 888
 889     if(!pCompMgr)
 890         return NULL;
 891
 892     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
 893             NS_COMMANDPARAMS_CONTRACTID, NULL, &IID_nsICommandParams,
 894             (void**)&ret);
 895     if(NS_FAILED(nsres))
 896         ERR("Could not get nsICommandParams\n");
 897
 898     return ret;
 899 }
 900
 901 nsIWritableVariant *create_nsvariant(void)
 902 {
 903     nsIWritableVariant *ret = NULL;
 904     nsresult nsres;
 905
 906     if(!pCompMgr)
 907         return NULL;
 908
 909     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
 910             NS_VARIANT_CONTRACTID, NULL, &IID_nsIWritableVariant, (void**)&ret);
 911     if(NS_FAILED(nsres))
 912         ERR("Could not get nsIVariant\n");
 913
 914     return ret;
 915 }
 916
 917 char *get_nscategory_entry(const char *category, const char *entry)
 918 {
 919     char *ret = NULL;
 920     nsresult nsres;
 921
 922     nsres = nsICategoryManager_GetCategoryEntry(cat_mgr, category, entry, &ret);
 923     return NS_SUCCEEDED(nsres) ? ret : NULL;
 924 }
 925
 926 nsresult get_nsinterface(nsISupports *iface, REFIID riid, void **ppv)
 927 {
 928     nsIInterfaceRequestor *iface_req;
 929     nsresult nsres;
 930
 931     nsres = nsISupports_QueryInterface(iface, &IID_nsIInterfaceRequestor, (void**)&iface_req);
 932     if(NS_FAILED(nsres))
 933         return nsres;
 934
 935     nsres = nsIInterfaceRequestor_GetInterface(iface_req, riid, ppv);
 936     nsIInterfaceRequestor_Release(iface_req);
 937
 938     return nsres;
 939 }
 940
 941 static HRESULT nsnode_to_nsstring_rec(nsIContentSerializer *serializer, nsIDOMNode *nsnode, nsAString *str)
 942 {
 943     nsIDOMNodeList *node_list = NULL;
 944     cpp_bool has_children = FALSE;
 945     nsIContent *nscontent;
 946     UINT16 type;
 947     nsresult nsres;
 948
 949     nsIDOMNode_HasChildNodes(nsnode, &has_children);
 950
 951     nsres = nsIDOMNode_GetNodeType(nsnode, &type);
 952     if(NS_FAILED(nsres)) {
 953         ERR("GetType failed: %08x\n", nsres);
 954         return E_FAIL;
 955     }
 956
 957     if(type != DOCUMENT_NODE) {
 958         nsres = nsIDOMNode_QueryInterface(nsnode, &IID_nsIContent, (void**)&nscontent);
 959         if(NS_FAILED(nsres)) {
 960             ERR("Could not get nsIContent interface: %08x\n", nsres);
 961             return E_FAIL;
 962         }
 963     }
 964
 965     switch(type) {
 966     case ELEMENT_NODE:
 967         nsIContentSerializer_AppendElementStart(serializer, nscontent, nscontent, str);
 968         break;
 969     case TEXT_NODE:
 970         nsIContentSerializer_AppendText(serializer, nscontent, 0, -1, str);
 971         break;
 972     case COMMENT_NODE:
 973         nsres = nsIContentSerializer_AppendComment(serializer, nscontent, 0, -1, str);
 974         break;
 975     case DOCUMENT_NODE: {
 976         nsIDocument *nsdoc;
 977         nsIDOMNode_QueryInterface(nsnode, &IID_nsIDocument, (void**)&nsdoc);
 978         nsIContentSerializer_AppendDocumentStart(serializer, nsdoc, str);
 979         nsIDocument_Release(nsdoc);
 980         break;
 981     }
 982     case DOCUMENT_TYPE_NODE:
 983         nsIContentSerializer_AppendDoctype(serializer, nscontent, str);
 984         break;
 985     case DOCUMENT_FRAGMENT_NODE:
 986         break;
 987     default:
 988         FIXME("Unhandled type %u\n", type);
 989     }
 990
 991     if(has_children) {
 992         UINT32 child_cnt, i;
 993         nsIDOMNode *child_node;
 994
 995         nsIDOMNode_GetChildNodes(nsnode, &node_list);
 996         nsIDOMNodeList_GetLength(node_list, &child_cnt);
 997
 998         for(i=0; i<child_cnt; i++) {
 999             nsres = nsIDOMNodeList_Item(node_list, i, &child_node);
1000             if(NS_SUCCEEDED(nsres)) {
1001                 nsnode_to_nsstring_rec(serializer, child_node, str);
1002                 nsIDOMNode_Release(child_node);
1003             }else {
1004                 ERR("Item failed: %08x\n", nsres);
1005             }
1006         }
1007
1008         nsIDOMNodeList_Release(node_list);
1009     }
1010
1011     if(type == ELEMENT_NODE)
1012         nsIContentSerializer_AppendElementEnd(serializer, nscontent, str);
1013
1014     if(type != DOCUMENT_NODE)
1015         nsIContent_Release(nscontent);
1016     return S_OK;
1017 }
1018
1019 HRESULT nsnode_to_nsstring(nsIDOMNode *nsnode, nsAString *str)
1020 {
1021     nsIContentSerializer *serializer;
1022     nsresult nsres;
1023     HRESULT hres;
1024
1025     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
1026             NS_HTMLSERIALIZER_CONTRACTID, NULL, &IID_nsIContentSerializer,
1027             (void**)&serializer);
1028     if(NS_FAILED(nsres)) {
1029         ERR("Could not get nsIContentSerializer: %08x\n", nsres);
1030         return E_FAIL;
1031     }
1032
1033     nsres = nsIContentSerializer_Init(serializer, 0, 100, NULL, FALSE, FALSE /* FIXME */);
1034     if(NS_FAILED(nsres))
1035         ERR("Init failed: %08x\n", nsres);
1036
1037     hres = nsnode_to_nsstring_rec(serializer, nsnode, str);
1038     if(SUCCEEDED(hres)) {
1039         nsres = nsIContentSerializer_Flush(serializer, str);
1040         if(NS_FAILED(nsres))
1041             ERR("Flush failed: %08x\n", nsres);
1042     }
1043
1044     nsIContentSerializer_Release(serializer);
1045     return hres;
1046 }
1047
1048 void get_editor_controller(NSContainer *This)
1049 {
1050     nsIEditingSession *editing_session = NULL;
1051     nsIControllerContext *ctrlctx;
1052     nsresult nsres;
1053
1054     if(This->editor) {
1055         nsIEditor_Release(This->editor);
1056         This->editor = NULL;
1057     }
1058
1059     if(This->editor_controller) {
1060         nsIController_Release(This->editor_controller);
1061         This->editor_controller = NULL;
1062     }
1063
1064     nsres = get_nsinterface((nsISupports*)This->webbrowser, &IID_nsIEditingSession,
1065             (void**)&editing_session);
1066     if(NS_FAILED(nsres)) {
1067         ERR("Could not get nsIEditingSession: %08x\n", nsres);
1068         return;
1069     }
1070
1071     nsres = nsIEditingSession_GetEditorForWindow(editing_session,
1072             This->doc->basedoc.window->nswindow, &This->editor);
1073     nsIEditingSession_Release(editing_session);
1074     if(NS_FAILED(nsres)) {
1075         ERR("Could not get editor: %08x\n", nsres);
1076         return;
1077     }
1078
1079     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
1080             NS_EDITORCONTROLLER_CONTRACTID, NULL, &IID_nsIControllerContext, (void**)&ctrlctx);
1081     if(NS_SUCCEEDED(nsres)) {
1082         nsres = nsIControllerContext_SetCommandContext(ctrlctx, (nsISupports *)This->editor);
1083         if(NS_FAILED(nsres))
1084             ERR("SetCommandContext failed: %08x\n", nsres);
1085         nsres = nsIControllerContext_QueryInterface(ctrlctx, &IID_nsIController,
1086                 (void**)&This->editor_controller);
1087         nsIControllerContext_Release(ctrlctx);
1088         if(NS_FAILED(nsres))
1089             ERR("Could not get nsIController interface: %08x\n", nsres);
1090     }else {
1091         ERR("Could not create edit controller: %08x\n", nsres);
1092     }
1093 }
1094
1095 void close_gecko(void)
1096 {
1097     TRACE("()\n");
1098
1099     release_nsio();
1100     init_mutation(NULL);
1101
1102     if(profile_directory) {
1103         nsIFile_Release(profile_directory);
1104         profile_directory = NULL;
1105     }
1106
1107     if(plugin_directory) {
1108         nsIFile_Release(plugin_directory);
1109         plugin_directory = NULL;
1110     }
1111
1112     if(pCompMgr)
1113         nsIComponentManager_Release(pCompMgr);
1114
1115     if(pServMgr)
1116         nsIServiceManager_Release(pServMgr);
1117
1118     if(cat_mgr)
1119         nsICategoryManager_Release(cat_mgr);
1120
1121     if(nsmem)
1122         nsIMemory_Release(nsmem);
1123
1124     /* Gecko doesn't really support being unloaded */
1125     /* if (hXPCOM) FreeLibrary(hXPCOM); */
1126
1127     DeleteCriticalSection(&cs_load_gecko);
1128 }
1129
1130 BOOL is_gecko_path(const char *path)
1131 {
1132     WCHAR *buf, *ptr;
1133     BOOL ret;
1134
1135     buf = heap_strdupUtoW(path);
1136     if(!buf || strlenW(buf) < gecko_path_len)
1137         return FALSE;
1138
1139     for(ptr = buf; *ptr; ptr++) {
1140         if(*ptr == '\\')
1141             *ptr = '/';
1142     }
1143
1144     UrlUnescapeW(buf, NULL, NULL, URL_UNESCAPE_INPLACE);
1145     buf[gecko_path_len] = 0;
1146
1147     ret = !strcmpiW(buf, gecko_path);
1148     heap_free(buf);
1149     return ret;
1150 }
1151
1152 struct nsWeakReference {
1153     nsIWeakReference nsIWeakReference_iface;
1154
1155     LONG ref;
1156
1157     NSContainer *nscontainer;
1158 };
1159
1160 static inline nsWeakReference *impl_from_nsIWeakReference(nsIWeakReference *iface)
1161 {
1162     return CONTAINING_RECORD(iface, nsWeakReference, nsIWeakReference_iface);
1163 }
1164
1165 static nsresult NSAPI nsWeakReference_QueryInterface(nsIWeakReference *iface,
1166         nsIIDRef riid, void **result)
1167 {
1168     nsWeakReference *This = impl_from_nsIWeakReference(iface);
1169
1170     if(IsEqualGUID(&IID_nsISupports, riid)) {
1171         TRACE("(%p)->(IID_nsISupports %p)\n", This, result);
1172         *result = &This->nsIWeakReference_iface;
1173     }else if(IsEqualGUID(&IID_nsIWeakReference, riid)) {
1174         TRACE("(%p)->(IID_nsIWeakReference %p)\n", This, result);
1175         *result = &This->nsIWeakReference_iface;
1176     }else {
1177         WARN("(%p)->(%s %p)\n", This, debugstr_guid(riid), result);
1178         *result = NULL;
1179         return NS_NOINTERFACE;
1180     }
1181
1182     nsISupports_AddRef((nsISupports*)*result);
1183     return NS_OK;
1184 }
1185
1186 static nsrefcnt NSAPI nsWeakReference_AddRef(nsIWeakReference *iface)
1187 {
1188     nsWeakReference *This = impl_from_nsIWeakReference(iface);
1189     LONG ref = InterlockedIncrement(&This->ref);
1190
1191     TRACE("(%p) ref=%d\n", This, ref);
1192
1193     return ref;
1194 }
1195
1196 static nsrefcnt NSAPI nsWeakReference_Release(nsIWeakReference *iface)
1197 {
1198     nsWeakReference *This = impl_from_nsIWeakReference(iface);
1199     LONG ref = InterlockedIncrement(&This->ref);
1200
1201     TRACE("(%p) ref=%d\n", This, ref);
1202
1203     if(!ref) {
1204         assert(!This->nscontainer);
1205         heap_free(This);
1206     }
1207
1208     return ref;
1209 }
1210
1211 static nsresult NSAPI nsWeakReference_QueryReferent(nsIWeakReference *iface,
1212         const nsIID *riid, void **result)
1213 {
1214     nsWeakReference *This = impl_from_nsIWeakReference(iface);
1215
1216     if(!This->nscontainer)
1217         return NS_ERROR_NULL_POINTER;
1218
1219     return nsIWebBrowserChrome_QueryInterface(&This->nscontainer->nsIWebBrowserChrome_iface, riid, result);
1220 }
1221
1222 static const nsIWeakReferenceVtbl nsWeakReferenceVtbl = {
1223     nsWeakReference_QueryInterface,
1224     nsWeakReference_AddRef,
1225     nsWeakReference_Release,
1226     nsWeakReference_QueryReferent
1227 };
1228
1229 /**********************************************************
1230  *      nsIWebBrowserChrome interface
1231  */
1232
1233 static inline NSContainer *impl_from_nsIWebBrowserChrome(nsIWebBrowserChrome *iface)
1234 {
1235     return CONTAINING_RECORD(iface, NSContainer, nsIWebBrowserChrome_iface);
1236 }
1237
1238 static nsresult NSAPI nsWebBrowserChrome_QueryInterface(nsIWebBrowserChrome *iface,
1239         nsIIDRef riid, void **result)
1240 {
1241     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1242
1243     *result = NULL;
1244     if(IsEqualGUID(&IID_nsISupports, riid)) {
1245         TRACE("(%p)->(IID_nsISupports, %p)\n", This, result);
1246         *result = &This->nsIWebBrowserChrome_iface;
1247     }else if(IsEqualGUID(&IID_nsIWebBrowserChrome, riid)) {
1248         TRACE("(%p)->(IID_nsIWebBrowserChrome, %p)\n", This, result);
1249         *result = &This->nsIWebBrowserChrome_iface;
1250     }else if(IsEqualGUID(&IID_nsIContextMenuListener, riid)) {
1251         TRACE("(%p)->(IID_nsIContextMenuListener, %p)\n", This, result);
1252         *result = &This->nsIContextMenuListener_iface;
1253     }else if(IsEqualGUID(&IID_nsIURIContentListener, riid)) {
1254         TRACE("(%p)->(IID_nsIURIContentListener %p)\n", This, result);
1255         *result = &This->nsIURIContentListener_iface;
1256     }else if(IsEqualGUID(&IID_nsIEmbeddingSiteWindow, riid)) {
1257         TRACE("(%p)->(IID_nsIEmbeddingSiteWindow %p)\n", This, result);
1258         *result = &This->nsIEmbeddingSiteWindow_iface;
1259     }else if(IsEqualGUID(&IID_nsITooltipListener, riid)) {
1260         TRACE("(%p)->(IID_nsITooltipListener %p)\n", This, result);
1261         *result = &This->nsITooltipListener_iface;
1262     }else if(IsEqualGUID(&IID_nsIInterfaceRequestor, riid)) {
1263         TRACE("(%p)->(IID_nsIInterfaceRequestor %p)\n", This, result);
1264         *result = &This->nsIInterfaceRequestor_iface;
1265     }else if(IsEqualGUID(&IID_nsISupportsWeakReference, riid)) {
1266         TRACE("(%p)->(IID_nsISupportsWeakReference %p)\n", This, result);
1267         *result = &This->nsISupportsWeakReference_iface;
1268     }
1269
1270     if(*result) {
1271         nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1272         return NS_OK;
1273     }
1274
1275     TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), result);
1276     return NS_NOINTERFACE;
1277 }
1278
1279 static nsrefcnt NSAPI nsWebBrowserChrome_AddRef(nsIWebBrowserChrome *iface)
1280 {
1281     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1282     LONG ref = InterlockedIncrement(&This->ref);
1283
1284     TRACE("(%p) ref=%d\n", This, ref);
1285
1286     return ref;
1287 }
1288
1289 static nsrefcnt NSAPI nsWebBrowserChrome_Release(nsIWebBrowserChrome *iface)
1290 {
1291     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1292     LONG ref = InterlockedDecrement(&This->ref);
1293
1294     TRACE("(%p) ref=%d\n", This, ref);
1295
1296     if(!ref) {
1297         if(This->parent)
1298             nsIWebBrowserChrome_Release(&This->parent->nsIWebBrowserChrome_iface);
1299         if(This->weak_reference) {
1300             This->weak_reference->nscontainer = NULL;
1301             nsIWeakReference_Release(&This->weak_reference->nsIWeakReference_iface);
1302         }
1303         heap_free(This);
1304     }
1305
1306     return ref;
1307 }
1308
1309 static nsresult NSAPI nsWebBrowserChrome_SetStatus(nsIWebBrowserChrome *iface,
1310         UINT32 statusType, const PRUnichar *status)
1311 {
1312     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1313     TRACE("(%p)->(%d %s)\n", This, statusType, debugstr_w(status));
1314     return NS_OK;
1315 }
1316
1317 static nsresult NSAPI nsWebBrowserChrome_GetWebBrowser(nsIWebBrowserChrome *iface,
1318         nsIWebBrowser **aWebBrowser)
1319 {
1320     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1321
1322     TRACE("(%p)->(%p)\n", This, aWebBrowser);
1323
1324     if(!aWebBrowser)
1325         return NS_ERROR_INVALID_ARG;
1326
1327     if(This->webbrowser)
1328         nsIWebBrowser_AddRef(This->webbrowser);
1329     *aWebBrowser = This->webbrowser;
1330     return S_OK;
1331 }
1332
1333 static nsresult NSAPI nsWebBrowserChrome_SetWebBrowser(nsIWebBrowserChrome *iface,
1334         nsIWebBrowser *aWebBrowser)
1335 {
1336     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1337
1338     TRACE("(%p)->(%p)\n", This, aWebBrowser);
1339
1340     if(aWebBrowser != This->webbrowser)
1341         ERR("Wrong nsWebBrowser!\n");
1342
1343     return NS_OK;
1344 }
1345
1346 static nsresult NSAPI nsWebBrowserChrome_GetChromeFlags(nsIWebBrowserChrome *iface,
1347         UINT32 *aChromeFlags)
1348 {
1349     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1350     WARN("(%p)->(%p)\n", This, aChromeFlags);
1351     return NS_ERROR_NOT_IMPLEMENTED;
1352 }
1353
1354 static nsresult NSAPI nsWebBrowserChrome_SetChromeFlags(nsIWebBrowserChrome *iface,
1355         UINT32 aChromeFlags)
1356 {
1357     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1358     WARN("(%p)->(%08x)\n", This, aChromeFlags);
1359     return NS_ERROR_NOT_IMPLEMENTED;
1360 }
1361
1362 static nsresult NSAPI nsWebBrowserChrome_DestroyBrowserWindow(nsIWebBrowserChrome *iface)
1363 {
1364     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1365     TRACE("(%p)\n", This);
1366     return NS_ERROR_NOT_IMPLEMENTED;
1367 }
1368
1369 static nsresult NSAPI nsWebBrowserChrome_SizeBrowserTo(nsIWebBrowserChrome *iface,
1370         LONG aCX, LONG aCY)
1371 {
1372     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1373     WARN("(%p)->(%d %d)\n", This, aCX, aCY);
1374     return NS_ERROR_NOT_IMPLEMENTED;
1375 }
1376
1377 static nsresult NSAPI nsWebBrowserChrome_ShowAsModal(nsIWebBrowserChrome *iface)
1378 {
1379     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1380     WARN("(%p)\n", This);
1381     return NS_ERROR_NOT_IMPLEMENTED;
1382 }
1383
1384 static nsresult NSAPI nsWebBrowserChrome_IsWindowModal(nsIWebBrowserChrome *iface, cpp_bool *_retval)
1385 {
1386     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1387     WARN("(%p)->(%p)\n", This, _retval);
1388     return NS_ERROR_NOT_IMPLEMENTED;
1389 }
1390
1391 static nsresult NSAPI nsWebBrowserChrome_ExitModalEventLoop(nsIWebBrowserChrome *iface,
1392         nsresult aStatus)
1393 {
1394     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1395     WARN("(%p)->(%08x)\n", This, aStatus);
1396     return NS_ERROR_NOT_IMPLEMENTED;
1397 }
1398
1399 static const nsIWebBrowserChromeVtbl nsWebBrowserChromeVtbl = {
1400     nsWebBrowserChrome_QueryInterface,
1401     nsWebBrowserChrome_AddRef,
1402     nsWebBrowserChrome_Release,
1403     nsWebBrowserChrome_SetStatus,
1404     nsWebBrowserChrome_GetWebBrowser,
1405     nsWebBrowserChrome_SetWebBrowser,
1406     nsWebBrowserChrome_GetChromeFlags,
1407     nsWebBrowserChrome_SetChromeFlags,
1408     nsWebBrowserChrome_DestroyBrowserWindow,
1409     nsWebBrowserChrome_SizeBrowserTo,
1410     nsWebBrowserChrome_ShowAsModal,
1411     nsWebBrowserChrome_IsWindowModal,
1412     nsWebBrowserChrome_ExitModalEventLoop
1413 };
1414
1415 /**********************************************************
1416  *      nsIContextMenuListener interface
1417  */
1418
1419 static inline NSContainer *impl_from_nsIContextMenuListener(nsIContextMenuListener *iface)
1420 {
1421     return CONTAINING_RECORD(iface, NSContainer, nsIContextMenuListener_iface);
1422 }
1423
1424 static nsresult NSAPI nsContextMenuListener_QueryInterface(nsIContextMenuListener *iface,
1425         nsIIDRef riid, void **result)
1426 {
1427     NSContainer *This = impl_from_nsIContextMenuListener(iface);
1428     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1429 }
1430
1431 static nsrefcnt NSAPI nsContextMenuListener_AddRef(nsIContextMenuListener *iface)
1432 {
1433     NSContainer *This = impl_from_nsIContextMenuListener(iface);
1434     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1435 }
1436
1437 static nsrefcnt NSAPI nsContextMenuListener_Release(nsIContextMenuListener *iface)
1438 {
1439     NSContainer *This = impl_from_nsIContextMenuListener(iface);
1440     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1441 }
1442
1443 static nsresult NSAPI nsContextMenuListener_OnShowContextMenu(nsIContextMenuListener *iface,
1444         UINT32 aContextFlags, nsIDOMEvent *aEvent, nsIDOMNode *aNode)
1445 {
1446     NSContainer *This = impl_from_nsIContextMenuListener(iface);
1447     nsIDOMMouseEvent *event;
1448     HTMLDOMNode *node;
1449     POINT pt;
1450     DWORD dwID = CONTEXT_MENU_DEFAULT;
1451     nsresult nsres;
1452     HRESULT hres;
1453
1454     TRACE("(%p)->(%08x %p %p)\n", This, aContextFlags, aEvent, aNode);
1455
1456     fire_event(This->doc->basedoc.doc_node /* FIXME */, EVENTID_CONTEXTMENU, TRUE, aNode, aEvent, NULL);
1457
1458     nsres = nsIDOMEvent_QueryInterface(aEvent, &IID_nsIDOMMouseEvent, (void**)&event);
1459     if(NS_FAILED(nsres)) {
1460         ERR("Could not get nsIDOMMouseEvent interface: %08x\n", nsres);
1461         return nsres;
1462     }
1463
1464     nsIDOMMouseEvent_GetScreenX(event, &pt.x);
1465     nsIDOMMouseEvent_GetScreenY(event, &pt.y);
1466     nsIDOMMouseEvent_Release(event);
1467
1468     switch(aContextFlags) {
1469     case CONTEXT_NONE:
1470     case CONTEXT_DOCUMENT:
1471     case CONTEXT_TEXT:
1472         dwID = CONTEXT_MENU_DEFAULT;
1473         break;
1474     case CONTEXT_IMAGE:
1475     case CONTEXT_IMAGE|CONTEXT_LINK:
1476         dwID = CONTEXT_MENU_IMAGE;
1477         break;
1478     case CONTEXT_LINK:
1479         dwID = CONTEXT_MENU_ANCHOR;
1480         break;
1481     case CONTEXT_INPUT:
1482         dwID = CONTEXT_MENU_CONTROL;
1483         break;
1484     default:
1485         FIXME("aContextFlags=%08x\n", aContextFlags);
1486     };
1487
1488     hres = get_node(This->doc->basedoc.doc_node, aNode, TRUE, &node);
1489     if(FAILED(hres))
1490         return NS_ERROR_FAILURE;
1491
1492     show_context_menu(This->doc, dwID, &pt, (IDispatch*)&node->IHTMLDOMNode_iface);
1493     node_release(node);
1494     return NS_OK;
1495 }
1496
1497 static const nsIContextMenuListenerVtbl nsContextMenuListenerVtbl = {
1498     nsContextMenuListener_QueryInterface,
1499     nsContextMenuListener_AddRef,
1500     nsContextMenuListener_Release,
1501     nsContextMenuListener_OnShowContextMenu
1502 };
1503
1504 /**********************************************************
1505  *      nsIURIContentListener interface
1506  */
1507
1508 static inline NSContainer *impl_from_nsIURIContentListener(nsIURIContentListener *iface)
1509 {
1510     return CONTAINING_RECORD(iface, NSContainer, nsIURIContentListener_iface);
1511 }
1512
1513 static nsresult NSAPI nsURIContentListener_QueryInterface(nsIURIContentListener *iface,
1514         nsIIDRef riid, void **result)
1515 {
1516     NSContainer *This = impl_from_nsIURIContentListener(iface);
1517     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1518 }
1519
1520 static nsrefcnt NSAPI nsURIContentListener_AddRef(nsIURIContentListener *iface)
1521 {
1522     NSContainer *This = impl_from_nsIURIContentListener(iface);
1523     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1524 }
1525
1526 static nsrefcnt NSAPI nsURIContentListener_Release(nsIURIContentListener *iface)
1527 {
1528     NSContainer *This = impl_from_nsIURIContentListener(iface);
1529     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1530 }
1531
1532 static nsresult NSAPI nsURIContentListener_OnStartURIOpen(nsIURIContentListener *iface,
1533                                                           nsIURI *aURI, cpp_bool *_retval)
1534 {
1535     NSContainer *This = impl_from_nsIURIContentListener(iface);
1536     nsACString spec_str;
1537     const char *spec;
1538     nsresult nsres;
1539
1540     nsACString_Init(&spec_str, NULL);
1541     nsIURI_GetSpec(aURI, &spec_str);
1542     nsACString_GetData(&spec_str, &spec);
1543
1544     TRACE("(%p)->(%p(%s) %p)\n", This, aURI, debugstr_a(spec), _retval);
1545
1546     nsACString_Finish(&spec_str);
1547
1548     nsres = on_start_uri_open(This, aURI, _retval);
1549     if(NS_FAILED(nsres))
1550         return nsres;
1551
1552     return !*_retval && This->content_listener
1553         ? nsIURIContentListener_OnStartURIOpen(This->content_listener, aURI, _retval)
1554         : NS_OK;
1555 }
1556
1557 static nsresult NSAPI nsURIContentListener_DoContent(nsIURIContentListener *iface,
1558         const char *aContentType, cpp_bool aIsContentPreferred, nsIRequest *aRequest,
1559         nsIStreamListener **aContentHandler, cpp_bool *_retval)
1560 {
1561     NSContainer *This = impl_from_nsIURIContentListener(iface);
1562
1563     TRACE("(%p)->(%s %x %p %p %p)\n", This, debugstr_a(aContentType), aIsContentPreferred,
1564             aRequest, aContentHandler, _retval);
1565
1566     return This->content_listener
1567         ? nsIURIContentListener_DoContent(This->content_listener, aContentType,
1568                   aIsContentPreferred, aRequest, aContentHandler, _retval)
1569         : NS_ERROR_NOT_IMPLEMENTED;
1570 }
1571
1572 static nsresult NSAPI nsURIContentListener_IsPreferred(nsIURIContentListener *iface,
1573         const char *aContentType, char **aDesiredContentType, cpp_bool *_retval)
1574 {
1575     NSContainer *This = impl_from_nsIURIContentListener(iface);
1576
1577     TRACE("(%p)->(%s %p %p)\n", This, debugstr_a(aContentType), aDesiredContentType, _retval);
1578
1579     /* FIXME: Should we do something here? */
1580     *_retval = TRUE;
1581
1582     return This->content_listener
1583         ? nsIURIContentListener_IsPreferred(This->content_listener, aContentType,
1584                   aDesiredContentType, _retval)
1585         : NS_OK;
1586 }
1587
1588 static nsresult NSAPI nsURIContentListener_CanHandleContent(nsIURIContentListener *iface,
1589         const char *aContentType, cpp_bool aIsContentPreferred, char **aDesiredContentType,
1590         cpp_bool *_retval)
1591 {
1592     NSContainer *This = impl_from_nsIURIContentListener(iface);
1593
1594     TRACE("(%p)->(%s %x %p %p)\n", This, debugstr_a(aContentType), aIsContentPreferred,
1595             aDesiredContentType, _retval);
1596
1597     return This->content_listener
1598         ? nsIURIContentListener_CanHandleContent(This->content_listener, aContentType,
1599                 aIsContentPreferred, aDesiredContentType, _retval)
1600         : NS_ERROR_NOT_IMPLEMENTED;
1601 }
1602
1603 static nsresult NSAPI nsURIContentListener_GetLoadCookie(nsIURIContentListener *iface,
1604         nsISupports **aLoadCookie)
1605 {
1606     NSContainer *This = impl_from_nsIURIContentListener(iface);
1607
1608     WARN("(%p)->(%p)\n", This, aLoadCookie);
1609
1610     return This->content_listener
1611         ? nsIURIContentListener_GetLoadCookie(This->content_listener, aLoadCookie)
1612         : NS_ERROR_NOT_IMPLEMENTED;
1613 }
1614
1615 static nsresult NSAPI nsURIContentListener_SetLoadCookie(nsIURIContentListener *iface,
1616         nsISupports *aLoadCookie)
1617 {
1618     NSContainer *This = impl_from_nsIURIContentListener(iface);
1619
1620     WARN("(%p)->(%p)\n", This, aLoadCookie);
1621
1622     return This->content_listener
1623         ? nsIURIContentListener_SetLoadCookie(This->content_listener, aLoadCookie)
1624         : NS_ERROR_NOT_IMPLEMENTED;
1625 }
1626
1627 static nsresult NSAPI nsURIContentListener_GetParentContentListener(nsIURIContentListener *iface,
1628         nsIURIContentListener **aParentContentListener)
1629 {
1630     NSContainer *This = impl_from_nsIURIContentListener(iface);
1631
1632     TRACE("(%p)->(%p)\n", This, aParentContentListener);
1633
1634     if(This->content_listener)
1635         nsIURIContentListener_AddRef(This->content_listener);
1636
1637     *aParentContentListener = This->content_listener;
1638     return NS_OK;
1639 }
1640
1641 static nsresult NSAPI nsURIContentListener_SetParentContentListener(nsIURIContentListener *iface,
1642         nsIURIContentListener *aParentContentListener)
1643 {
1644     NSContainer *This = impl_from_nsIURIContentListener(iface);
1645
1646     TRACE("(%p)->(%p)\n", This, aParentContentListener);
1647
1648     if(aParentContentListener == &This->nsIURIContentListener_iface)
1649         return NS_OK;
1650
1651     if(This->content_listener)
1652         nsIURIContentListener_Release(This->content_listener);
1653
1654     This->content_listener = aParentContentListener;
1655     if(This->content_listener)
1656         nsIURIContentListener_AddRef(This->content_listener);
1657
1658     return NS_OK;
1659 }
1660
1661 static const nsIURIContentListenerVtbl nsURIContentListenerVtbl = {
1662     nsURIContentListener_QueryInterface,
1663     nsURIContentListener_AddRef,
1664     nsURIContentListener_Release,
1665     nsURIContentListener_OnStartURIOpen,
1666     nsURIContentListener_DoContent,
1667     nsURIContentListener_IsPreferred,
1668     nsURIContentListener_CanHandleContent,
1669     nsURIContentListener_GetLoadCookie,
1670     nsURIContentListener_SetLoadCookie,
1671     nsURIContentListener_GetParentContentListener,
1672     nsURIContentListener_SetParentContentListener
1673 };
1674
1675 /**********************************************************
1676  *      nsIEmbeddinSiteWindow interface
1677  */
1678
1679 static inline NSContainer *impl_from_nsIEmbeddingSiteWindow(nsIEmbeddingSiteWindow *iface)
1680 {
1681     return CONTAINING_RECORD(iface, NSContainer, nsIEmbeddingSiteWindow_iface);
1682 }
1683
1684 static nsresult NSAPI nsEmbeddingSiteWindow_QueryInterface(nsIEmbeddingSiteWindow *iface,
1685         nsIIDRef riid, void **result)
1686 {
1687     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1688     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1689 }
1690
1691 static nsrefcnt NSAPI nsEmbeddingSiteWindow_AddRef(nsIEmbeddingSiteWindow *iface)
1692 {
1693     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1694     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1695 }
1696
1697 static nsrefcnt NSAPI nsEmbeddingSiteWindow_Release(nsIEmbeddingSiteWindow *iface)
1698 {
1699     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1700     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1701 }
1702
1703 static nsresult NSAPI nsEmbeddingSiteWindow_SetDimensions(nsIEmbeddingSiteWindow *iface,
1704         UINT32 flags, LONG x, LONG y, LONG cx, LONG cy)
1705 {
1706     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1707     WARN("(%p)->(%08x %d %d %d %d)\n", This, flags, x, y, cx, cy);
1708     return NS_ERROR_NOT_IMPLEMENTED;
1709 }
1710
1711 static nsresult NSAPI nsEmbeddingSiteWindow_GetDimensions(nsIEmbeddingSiteWindow *iface,
1712         UINT32 flags, LONG *x, LONG *y, LONG *cx, LONG *cy)
1713 {
1714     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1715     WARN("(%p)->(%08x %p %p %p %p)\n", This, flags, x, y, cx, cy);
1716     return NS_ERROR_NOT_IMPLEMENTED;
1717 }
1718
1719 static nsresult NSAPI nsEmbeddingSiteWindow_SetFocus(nsIEmbeddingSiteWindow *iface)
1720 {
1721     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1722
1723     TRACE("(%p)\n", This);
1724
1725     return nsIBaseWindow_SetFocus(This->window);
1726 }
1727
1728 static nsresult NSAPI nsEmbeddingSiteWindow_GetVisibility(nsIEmbeddingSiteWindow *iface,
1729         cpp_bool *aVisibility)
1730 {
1731     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1732
1733     TRACE("(%p)->(%p)\n", This, aVisibility);
1734
1735     *aVisibility = This->doc && This->doc->hwnd && IsWindowVisible(This->doc->hwnd);
1736     return NS_OK;
1737 }
1738
1739 static nsresult NSAPI nsEmbeddingSiteWindow_SetVisibility(nsIEmbeddingSiteWindow *iface,
1740         cpp_bool aVisibility)
1741 {
1742     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1743
1744     TRACE("(%p)->(%x)\n", This, aVisibility);
1745
1746     return NS_OK;
1747 }
1748
1749 static nsresult NSAPI nsEmbeddingSiteWindow_GetTitle(nsIEmbeddingSiteWindow *iface,
1750         PRUnichar **aTitle)
1751 {
1752     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1753     WARN("(%p)->(%p)\n", This, aTitle);
1754     return NS_ERROR_NOT_IMPLEMENTED;
1755 }
1756
1757 static nsresult NSAPI nsEmbeddingSiteWindow_SetTitle(nsIEmbeddingSiteWindow *iface,
1758         const PRUnichar *aTitle)
1759 {
1760     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1761     WARN("(%p)->(%s)\n", This, debugstr_w(aTitle));
1762     return NS_ERROR_NOT_IMPLEMENTED;
1763 }
1764
1765 static nsresult NSAPI nsEmbeddingSiteWindow_GetSiteWindow(nsIEmbeddingSiteWindow *iface,
1766         void **aSiteWindow)
1767 {
1768     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1769
1770     TRACE("(%p)->(%p)\n", This, aSiteWindow);
1771
1772     *aSiteWindow = This->hwnd;
1773     return NS_OK;
1774 }
1775
1776 static const nsIEmbeddingSiteWindowVtbl nsEmbeddingSiteWindowVtbl = {
1777     nsEmbeddingSiteWindow_QueryInterface,
1778     nsEmbeddingSiteWindow_AddRef,
1779     nsEmbeddingSiteWindow_Release,
1780     nsEmbeddingSiteWindow_SetDimensions,
1781     nsEmbeddingSiteWindow_GetDimensions,
1782     nsEmbeddingSiteWindow_SetFocus,
1783     nsEmbeddingSiteWindow_GetVisibility,
1784     nsEmbeddingSiteWindow_SetVisibility,
1785     nsEmbeddingSiteWindow_GetTitle,
1786     nsEmbeddingSiteWindow_SetTitle,
1787     nsEmbeddingSiteWindow_GetSiteWindow
1788 };
1789
1790 static inline NSContainer *impl_from_nsITooltipListener(nsITooltipListener *iface)
1791 {
1792     return CONTAINING_RECORD(iface, NSContainer, nsITooltipListener_iface);
1793 }
1794
1795 static nsresult NSAPI nsTooltipListener_QueryInterface(nsITooltipListener *iface, nsIIDRef riid,
1796         void **result)
1797 {
1798     NSContainer *This = impl_from_nsITooltipListener(iface);
1799     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1800 }
1801
1802 static nsrefcnt NSAPI nsTooltipListener_AddRef(nsITooltipListener *iface)
1803 {
1804     NSContainer *This = impl_from_nsITooltipListener(iface);
1805     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1806 }
1807
1808 static nsrefcnt NSAPI nsTooltipListener_Release(nsITooltipListener *iface)
1809 {
1810     NSContainer *This = impl_from_nsITooltipListener(iface);
1811     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1812 }
1813
1814 static nsresult NSAPI nsTooltipListener_OnShowTooltip(nsITooltipListener *iface,
1815         LONG aXCoord, LONG aYCoord, const PRUnichar *aTipText)
1816 {
1817     NSContainer *This = impl_from_nsITooltipListener(iface);
1818
1819     if (This->doc)
1820         show_tooltip(This->doc, aXCoord, aYCoord, aTipText);
1821
1822     return NS_OK;
1823 }
1824
1825 static nsresult NSAPI nsTooltipListener_OnHideTooltip(nsITooltipListener *iface)
1826 {
1827     NSContainer *This = impl_from_nsITooltipListener(iface);
1828
1829     if (This->doc)
1830         hide_tooltip(This->doc);
1831
1832     return NS_OK;
1833 }
1834
1835 static const nsITooltipListenerVtbl nsTooltipListenerVtbl = {
1836     nsTooltipListener_QueryInterface,
1837     nsTooltipListener_AddRef,
1838     nsTooltipListener_Release,
1839     nsTooltipListener_OnShowTooltip,
1840     nsTooltipListener_OnHideTooltip
1841 };
1842
1843 static inline NSContainer *impl_from_nsIInterfaceRequestor(nsIInterfaceRequestor *iface)
1844 {
1845     return CONTAINING_RECORD(iface, NSContainer, nsIInterfaceRequestor_iface);
1846 }
1847
1848 static nsresult NSAPI nsInterfaceRequestor_QueryInterface(nsIInterfaceRequestor *iface,
1849         nsIIDRef riid, void **result)
1850 {
1851     NSContainer *This = impl_from_nsIInterfaceRequestor(iface);
1852     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1853 }
1854
1855 static nsrefcnt NSAPI nsInterfaceRequestor_AddRef(nsIInterfaceRequestor *iface)
1856 {
1857     NSContainer *This = impl_from_nsIInterfaceRequestor(iface);
1858     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1859 }
1860
1861 static nsrefcnt NSAPI nsInterfaceRequestor_Release(nsIInterfaceRequestor *iface)
1862 {
1863     NSContainer *This = impl_from_nsIInterfaceRequestor(iface);
1864     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1865 }
1866
1867 static nsresult NSAPI nsInterfaceRequestor_GetInterface(nsIInterfaceRequestor *iface,
1868         nsIIDRef riid, void **result)
1869 {
1870     NSContainer *This = impl_from_nsIInterfaceRequestor(iface);
1871
1872     if(IsEqualGUID(&IID_nsIDOMWindow, riid)) {
1873         TRACE("(%p)->(IID_nsIDOMWindow %p)\n", This, result);
1874         return nsIWebBrowser_GetContentDOMWindow(This->webbrowser, (nsIDOMWindow**)result);
1875     }
1876
1877     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1878 }
1879
1880 static const nsIInterfaceRequestorVtbl nsInterfaceRequestorVtbl = {
1881     nsInterfaceRequestor_QueryInterface,
1882     nsInterfaceRequestor_AddRef,
1883     nsInterfaceRequestor_Release,
1884     nsInterfaceRequestor_GetInterface
1885 };
1886
1887 static inline NSContainer *impl_from_nsISupportsWeakReference(nsISupportsWeakReference *iface)
1888 {
1889     return CONTAINING_RECORD(iface, NSContainer, nsISupportsWeakReference_iface);
1890 }
1891
1892 static nsresult NSAPI nsSupportsWeakReference_QueryInterface(nsISupportsWeakReference *iface,
1893         nsIIDRef riid, void **result)
1894 {
1895     NSContainer *This = impl_from_nsISupportsWeakReference(iface);
1896     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1897 }
1898
1899 static nsrefcnt NSAPI nsSupportsWeakReference_AddRef(nsISupportsWeakReference *iface)
1900 {
1901     NSContainer *This = impl_from_nsISupportsWeakReference(iface);
1902     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1903 }
1904
1905 static nsrefcnt NSAPI nsSupportsWeakReference_Release(nsISupportsWeakReference *iface)
1906 {
1907     NSContainer *This = impl_from_nsISupportsWeakReference(iface);
1908     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1909 }
1910
1911 static nsresult NSAPI nsSupportsWeakReference_GetWeakReference(nsISupportsWeakReference *iface,
1912         nsIWeakReference **_retval)
1913 {
1914     NSContainer *This = impl_from_nsISupportsWeakReference(iface);
1915
1916     TRACE("(%p)->(%p)\n", This, _retval);
1917
1918     if(!This->weak_reference) {
1919         This->weak_reference = heap_alloc(sizeof(nsWeakReference));
1920         if(!This->weak_reference)
1921             return NS_ERROR_OUT_OF_MEMORY;
1922
1923         This->weak_reference->nsIWeakReference_iface.lpVtbl = &nsWeakReferenceVtbl;
1924         This->weak_reference->ref = 1;
1925         This->weak_reference->nscontainer = This;
1926     }
1927
1928     *_retval = &This->weak_reference->nsIWeakReference_iface;
1929     nsIWeakReference_AddRef(*_retval);
1930     return NS_OK;
1931 }
1932
1933 static const nsISupportsWeakReferenceVtbl nsSupportsWeakReferenceVtbl = {
1934     nsSupportsWeakReference_QueryInterface,
1935     nsSupportsWeakReference_AddRef,
1936     nsSupportsWeakReference_Release,
1937     nsSupportsWeakReference_GetWeakReference
1938 };
1939
1940 static HRESULT init_nscontainer(NSContainer *nscontainer)
1941 {
1942     nsIWebBrowserSetup *wbsetup;
1943     nsIScrollable *scrollable;
1944     nsresult nsres;
1945
1946     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr, NS_WEBBROWSER_CONTRACTID,
1947             NULL, &IID_nsIWebBrowser, (void**)&nscontainer->webbrowser);
1948     if(NS_FAILED(nsres)) {
1949         ERR("Creating WebBrowser failed: %08x\n", nsres);
1950         return E_FAIL;
1951     }
1952
1953     nsres = nsIWebBrowser_SetContainerWindow(nscontainer->webbrowser, &nscontainer->nsIWebBrowserChrome_iface);
1954     if(NS_FAILED(nsres)) {
1955         ERR("SetContainerWindow failed: %08x\n", nsres);
1956         return E_FAIL;
1957     }
1958
1959     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIBaseWindow,
1960             (void**)&nscontainer->window);
1961     if(NS_FAILED(nsres)) {
1962         ERR("Could not get nsIBaseWindow interface: %08x\n", nsres);
1963         return E_FAIL;
1964     }
1965
1966     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIWebBrowserSetup,
1967                                          (void**)&wbsetup);
1968     if(NS_SUCCEEDED(nsres)) {
1969         nsres = nsIWebBrowserSetup_SetProperty(wbsetup, SETUP_IS_CHROME_WRAPPER, FALSE);
1970         nsIWebBrowserSetup_Release(wbsetup);
1971         if(NS_FAILED(nsres)) {
1972             ERR("SetProperty(SETUP_IS_CHROME_WRAPPER) failed: %08x\n", nsres);
1973             return E_FAIL;
1974         }
1975     }else {
1976         ERR("Could not get nsIWebBrowserSetup interface\n");
1977         return E_FAIL;
1978     }
1979
1980     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIWebNavigation,
1981             (void**)&nscontainer->navigation);
1982     if(NS_FAILED(nsres)) {
1983         ERR("Could not get nsIWebNavigation interface: %08x\n", nsres);
1984         return E_FAIL;
1985     }
1986
1987     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIWebBrowserFocus,
1988             (void**)&nscontainer->focus);
1989     if(NS_FAILED(nsres)) {
1990         ERR("Could not get nsIWebBrowserFocus interface: %08x\n", nsres);
1991         return E_FAIL;
1992     }
1993
1994     if(!nscontainer_class) {
1995         register_nscontainer_class();
1996         if(!nscontainer_class)
1997             return E_FAIL;
1998     }
1999
2000     nscontainer->hwnd = CreateWindowExW(0, wszNsContainer, NULL,
2001             WS_CHILD | WS_CLIPSIBLINGS | WS_CLIPCHILDREN, 0, 0, 100, 100,
2002             GetDesktopWindow(), NULL, hInst, nscontainer);
2003     if(!nscontainer->hwnd) {
2004         WARN("Could not create window\n");
2005         return E_FAIL;
2006     }
2007
2008     nsres = nsIBaseWindow_InitWindow(nscontainer->window, nscontainer->hwnd, NULL, 0, 0, 100, 100);
2009     if(NS_SUCCEEDED(nsres)) {
2010         nsres = nsIBaseWindow_Create(nscontainer->window);
2011         if(NS_FAILED(nsres)) {
2012             WARN("Creating window failed: %08x\n", nsres);
2013             return E_FAIL;
2014         }
2015
2016         nsIBaseWindow_SetVisibility(nscontainer->window, FALSE);
2017         nsIBaseWindow_SetEnabled(nscontainer->window, FALSE);
2018     }else {
2019         ERR("InitWindow failed: %08x\n", nsres);
2020         return E_FAIL;
2021     }
2022
2023     nsres = nsIWebBrowser_SetParentURIContentListener(nscontainer->webbrowser,
2024             &nscontainer->nsIURIContentListener_iface);
2025     if(NS_FAILED(nsres))
2026         ERR("SetParentURIContentListener failed: %08x\n", nsres);
2027
2028     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIScrollable, (void**)&scrollable);
2029     if(NS_SUCCEEDED(nsres)) {
2030         nsres = nsIScrollable_SetDefaultScrollbarPreferences(scrollable,
2031                 ScrollOrientation_Y, Scrollbar_Always);
2032         if(NS_FAILED(nsres))
2033             ERR("Could not set default Y scrollbar prefs: %08x\n", nsres);
2034
2035         nsres = nsIScrollable_SetDefaultScrollbarPreferences(scrollable,
2036                 ScrollOrientation_X, Scrollbar_Auto);
2037         if(NS_FAILED(nsres))
2038             ERR("Could not set default X scrollbar prefs: %08x\n", nsres);
2039
2040         nsIScrollable_Release(scrollable);
2041     }else {
2042         ERR("Could not get nsIScrollable: %08x\n", nsres);
2043     }
2044
2045     return S_OK;
2046 }
2047
2048 HRESULT create_nscontainer(HTMLDocumentObj *doc, NSContainer **_ret)
2049 {
2050     NSContainer *ret;
2051     HRESULT hres;
2052
2053     if(!load_gecko())
2054         return CLASS_E_CLASSNOTAVAILABLE;
2055
2056     ret = heap_alloc_zero(sizeof(NSContainer));
2057     if(!ret)
2058         return E_OUTOFMEMORY;
2059
2060     ret->nsIWebBrowserChrome_iface.lpVtbl = &nsWebBrowserChromeVtbl;
2061     ret->nsIContextMenuListener_iface.lpVtbl = &nsContextMenuListenerVtbl;
2062     ret->nsIURIContentListener_iface.lpVtbl = &nsURIContentListenerVtbl;
2063     ret->nsIEmbeddingSiteWindow_iface.lpVtbl = &nsEmbeddingSiteWindowVtbl;
2064     ret->nsITooltipListener_iface.lpVtbl = &nsTooltipListenerVtbl;
2065     ret->nsIInterfaceRequestor_iface.lpVtbl = &nsInterfaceRequestorVtbl;
2066     ret->nsISupportsWeakReference_iface.lpVtbl = &nsSupportsWeakReferenceVtbl;
2067
2068     ret->doc = doc;
2069     ret->ref = 1;
2070
2071     hres = init_nscontainer(ret);
2072     if(SUCCEEDED(hres))
2073         *_ret = ret;
2074     else
2075         nsIWebBrowserChrome_Release(&ret->nsIWebBrowserChrome_iface);
2076     return hres;
2077 }
2078
2079 void NSContainer_Release(NSContainer *This)
2080 {
2081     TRACE("(%p)\n", This);
2082
2083     This->doc = NULL;
2084
2085     ShowWindow(This->hwnd, SW_HIDE);
2086     SetParent(This->hwnd, NULL);
2087
2088     nsIBaseWindow_SetVisibility(This->window, FALSE);
2089     nsIBaseWindow_Destroy(This->window);
2090
2091     nsIWebBrowser_SetContainerWindow(This->webbrowser, NULL);
2092
2093     nsIWebBrowser_Release(This->webbrowser);
2094     This->webbrowser = NULL;
2095
2096     nsIWebNavigation_Release(This->navigation);
2097     This->navigation = NULL;
2098
2099     nsIBaseWindow_Release(This->window);
2100     This->window = NULL;
2101
2102     nsIWebBrowserFocus_Release(This->focus);
2103     This->focus = NULL;
2104
2105     if(This->editor_controller) {
2106         nsIController_Release(This->editor_controller);
2107         This->editor_controller = NULL;
2108     }
2109
2110     if(This->editor) {
2111         nsIEditor_Release(This->editor);
2112         This->editor = NULL;
2113     }
2114
2115     if(This->content_listener) {
2116         nsIURIContentListener_Release(This->content_listener);
2117         This->content_listener = NULL;
2118     }
2119
2120     if(This->hwnd) {
2121         DestroyWindow(This->hwnd);
2122         This->hwnd = NULL;
2123     }
2124
2125     nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
2126 }