dlls/mshtml/nsembed.c

   1 /*
   2  * Copyright 2005-2007 Jacek Caban for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #include "config.h"
  20
  21 #include <stdarg.h>
  22 #include <assert.h>
  23
  24 #define COBJMACROS
  25
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winuser.h"
  29 #include "winreg.h"
  30 #include "ole2.h"
  31 #include "shlobj.h"
  32
  33 #include "wine/debug.h"
  34
  35 #include "mshtml_private.h"
  36 #include "htmlevent.h"
  37 #include "binding.h"
  38
  39 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
  40 WINE_DECLARE_DEBUG_CHANNEL(gecko);
  41
  42 #define NS_APPSTARTUPNOTIFIER_CONTRACTID "@mozilla.org/embedcomp/appstartup-notifier;1"
  43 #define NS_WEBBROWSER_CONTRACTID "@mozilla.org/embedding/browser/nsWebBrowser;1"
  44 #define NS_MEMORY_CONTRACTID "@mozilla.org/xpcom/memory-service;1"
  45 #define NS_COMMANDPARAMS_CONTRACTID "@mozilla.org/embedcomp/command-params;1"
  46 #define NS_HTMLSERIALIZER_CONTRACTID "@mozilla.org/layout/contentserializer;1?mimetype=text/html"
  47 #define NS_EDITORCONTROLLER_CONTRACTID "@mozilla.org/editor/editorcontroller;1"
  48 #define NS_PREFERENCES_CONTRACTID "@mozilla.org/preferences;1"
  49 #define NS_VARIANT_CONTRACTID "@mozilla.org/variant;1"
  50
  51 #define PR_UINT32_MAX 0xffffffff
  52
  53 #define NS_STRING_CONTAINER_INIT_DEPEND  0x0002
  54 #define NS_CSTRING_CONTAINER_INIT_DEPEND 0x0002
  55
  56 static nsresult (CDECL *NS_InitXPCOM2)(nsIServiceManager**,void*,void*);
  57 static nsresult (CDECL *NS_ShutdownXPCOM)(nsIServiceManager*);
  58 static nsresult (CDECL *NS_GetComponentRegistrar)(nsIComponentRegistrar**);
  59 static nsresult (CDECL *NS_StringContainerInit2)(nsStringContainer*,const PRUnichar*,PRUint32,PRUint32);
  60 static nsresult (CDECL *NS_CStringContainerInit2)(nsCStringContainer*,const char*,PRUint32,PRUint32);
  61 static nsresult (CDECL *NS_StringContainerFinish)(nsStringContainer*);
  62 static nsresult (CDECL *NS_CStringContainerFinish)(nsCStringContainer*);
  63 static nsresult (CDECL *NS_StringSetData)(nsAString*,const PRUnichar*,PRUint32);
  64 static nsresult (CDECL *NS_CStringSetData)(nsACString*,const char*,PRUint32);
  65 static nsresult (CDECL *NS_NewLocalFile)(const nsAString*,cpp_bool,nsIFile**);
  66 static PRUint32 (CDECL *NS_StringGetData)(const nsAString*,const PRUnichar **,cpp_bool*);
  67 static PRUint32 (CDECL *NS_CStringGetData)(const nsACString*,const char**,cpp_bool*);
  68
  69 static HINSTANCE xul_handle = NULL;
  70
  71 static nsIServiceManager *pServMgr = NULL;
  72 static nsIComponentManager *pCompMgr = NULL;
  73 static nsIMemory *nsmem = NULL;
  74 static nsIFile *profile_directory, *plugin_directory;
  75
  76 static const WCHAR wszNsContainer[] = {'N','s','C','o','n','t','a','i','n','e','r',0};
  77
  78 static ATOM nscontainer_class;
  79 static WCHAR gecko_path[MAX_PATH];
  80 static unsigned gecko_path_len;
  81
  82 nsresult create_nsfile(const PRUnichar *path, nsIFile **ret)
  83 {
  84     nsAString str;
  85     nsresult nsres;
  86
  87     nsAString_InitDepend(&str, path);
  88     nsres = NS_NewLocalFile(&str, FALSE, ret);
  89     nsAString_Finish(&str);
  90
  91     if(NS_FAILED(nsres))
  92         WARN("NS_NewLocalFile failed: %08x\n", nsres);
  93     return nsres;
  94 }
  95
  96 typedef struct {
  97     nsISimpleEnumerator nsISimpleEnumerator_iface;
  98     LONG ref;
  99     nsISupports *value;
 100 } nsSingletonEnumerator;
 101
 102 static inline nsSingletonEnumerator *impl_from_nsISimpleEnumerator(nsISimpleEnumerator *iface)
 103 {
 104     return CONTAINING_RECORD(iface, nsSingletonEnumerator, nsISimpleEnumerator_iface);
 105 }
 106
 107 static nsresult NSAPI nsSingletonEnumerator_QueryInterface(nsISimpleEnumerator *iface, nsIIDRef riid, void **ppv)
 108 {
 109     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 110
 111     if(IsEqualGUID(&IID_nsISupports, riid)) {
 112         TRACE("(%p)->(IID_nsISupports %p)\n", This, ppv);
 113         *ppv = &This->nsISimpleEnumerator_iface;
 114     }else if(IsEqualGUID(&IID_nsISimpleEnumerator, riid)) {
 115         TRACE("(%p)->(IID_nsISimpleEnumerator %p)\n", This, ppv);
 116         *ppv = &This->nsISimpleEnumerator_iface;
 117     }else {
 118         TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
 119         *ppv = NULL;
 120         return NS_NOINTERFACE;
 121     }
 122
 123     nsISupports_AddRef((nsISupports*)*ppv);
 124     return NS_OK;
 125 }
 126
 127 static nsrefcnt NSAPI nsSingletonEnumerator_AddRef(nsISimpleEnumerator *iface)
 128 {
 129     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 130     nsrefcnt ref = InterlockedIncrement(&This->ref);
 131
 132     TRACE("(%p) ref=%d\n", This, ref);
 133
 134     return ref;
 135 }
 136
 137 static nsrefcnt NSAPI nsSingletonEnumerator_Release(nsISimpleEnumerator *iface)
 138 {
 139     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 140     nsrefcnt ref = InterlockedDecrement(&This->ref);
 141
 142     TRACE("(%p) ref=%d\n", This, ref);
 143
 144     if(!ref) {
 145         if(This->value)
 146             nsISupports_Release(This->value);
 147         heap_free(This);
 148     }
 149
 150     return ref;
 151 }
 152
 153 static nsresult NSAPI nsSingletonEnumerator_HasMoreElements(nsISimpleEnumerator *iface, cpp_bool *_retval)
 154 {
 155     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 156
 157     TRACE("(%p)->()\n", This);
 158
 159     *_retval = This->value != NULL;
 160     return NS_OK;
 161 }
 162
 163 static nsresult NSAPI nsSingletonEnumerator_GetNext(nsISimpleEnumerator *iface, nsISupports **_retval)
 164 {
 165     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 166
 167     TRACE("(%p)->()\n", This);
 168
 169     if(!This->value)
 170         return NS_ERROR_UNEXPECTED;
 171
 172     *_retval = This->value;
 173     This->value = NULL;
 174     return NS_OK;
 175 }
 176
 177 static const nsISimpleEnumeratorVtbl nsSingletonEnumeratorVtbl = {
 178     nsSingletonEnumerator_QueryInterface,
 179     nsSingletonEnumerator_AddRef,
 180     nsSingletonEnumerator_Release,
 181     nsSingletonEnumerator_HasMoreElements,
 182     nsSingletonEnumerator_GetNext
 183 };
 184
 185 static nsISimpleEnumerator *create_singleton_enumerator(nsISupports *value)
 186 {
 187     nsSingletonEnumerator *ret;
 188
 189     ret = heap_alloc(sizeof(*ret));
 190     if(!ret)
 191         return NULL;
 192
 193     ret->nsISimpleEnumerator_iface.lpVtbl = &nsSingletonEnumeratorVtbl;
 194     ret->ref = 1;
 195
 196     if(value)
 197         nsISupports_AddRef(value);
 198     ret->value = value;
 199     return &ret->nsISimpleEnumerator_iface;
 200 }
 201
 202 static nsresult NSAPI nsDirectoryServiceProvider2_QueryInterface(nsIDirectoryServiceProvider2 *iface,
 203         nsIIDRef riid, void **result)
 204 {
 205     if(IsEqualGUID(&IID_nsISupports, riid)) {
 206         TRACE("(IID_nsISupports %p)\n", result);
 207         *result = iface;
 208     }else if(IsEqualGUID(&IID_nsIDirectoryServiceProvider, riid)) {
 209         TRACE("(IID_nsIDirectoryServiceProvider %p)\n", result);
 210         *result = iface;
 211     }else if(IsEqualGUID(&IID_nsIDirectoryServiceProvider2, riid)) {
 212         TRACE("(IID_nsIDirectoryServiceProvider2 %p)\n", result);
 213         *result = iface;
 214     }else {
 215         WARN("(%s %p)\n", debugstr_guid(riid), result);
 216         *result = NULL;
 217         return NS_NOINTERFACE;
 218     }
 219
 220     nsISupports_AddRef((nsISupports*)*result);
 221     return NS_OK;
 222 }
 223
 224 static nsrefcnt NSAPI nsDirectoryServiceProvider2_AddRef(nsIDirectoryServiceProvider2 *iface)
 225 {
 226     return 2;
 227 }
 228
 229 static nsrefcnt NSAPI nsDirectoryServiceProvider2_Release(nsIDirectoryServiceProvider2 *iface)
 230 {
 231     return 1;
 232 }
 233
 234 static nsresult create_profile_directory(void)
 235 {
 236     static const WCHAR wine_geckoW[] = {'\\','w','i','n','e','_','g','e','c','k','o',0};
 237
 238     WCHAR path[MAX_PATH + sizeof(wine_geckoW)/sizeof(WCHAR)];
 239     cpp_bool exists;
 240     nsresult nsres;
 241     HRESULT hres;
 242
 243     hres = SHGetFolderPathW(NULL, CSIDL_APPDATA, NULL, SHGFP_TYPE_CURRENT, path);
 244     if(FAILED(hres)) {
 245         ERR("SHGetFolderPath failed: %08x\n", hres);
 246         return NS_ERROR_FAILURE;
 247     }
 248
 249     strcatW(path, wine_geckoW);
 250     nsres = create_nsfile(path, &profile_directory);
 251     if(NS_FAILED(nsres))
 252         return nsres;
 253
 254     nsres = nsIFile_Exists(profile_directory, &exists);
 255     if(NS_FAILED(nsres)) {
 256         ERR("Exists failed: %08x\n", nsres);
 257         return nsres;
 258     }
 259
 260     if(!exists) {
 261         nsres = nsIFile_Create(profile_directory, 1, 0700);
 262         if(NS_FAILED(nsres))
 263             ERR("Create failed: %08x\n", nsres);
 264     }
 265
 266     return nsres;
 267 }
 268
 269 static nsresult NSAPI nsDirectoryServiceProvider2_GetFile(nsIDirectoryServiceProvider2 *iface,
 270         const char *prop, cpp_bool *persistent, nsIFile **_retval)
 271 {
 272     TRACE("(%s %p %p)\n", debugstr_a(prop), persistent, _retval);
 273
 274     if(!strcmp(prop, "ProfD")) {
 275         if(!profile_directory) {
 276             nsresult nsres;
 277
 278             nsres = create_profile_directory();
 279             if(NS_FAILED(nsres))
 280                 return nsres;
 281         }
 282
 283         return nsIFile_Clone(profile_directory, _retval);
 284     }
 285
 286     return NS_ERROR_FAILURE;
 287 }
 288
 289 static nsresult NSAPI nsDirectoryServiceProvider2_GetFiles(nsIDirectoryServiceProvider2 *iface,
 290         const char *prop, nsISimpleEnumerator **_retval)
 291 {
 292     TRACE("(%s %p)\n", debugstr_a(prop), _retval);
 293
 294     if(!strcmp(prop, "APluginsDL")) {
 295         WCHAR plugin_path[MAX_PATH];
 296         nsIFile *file;
 297         int len;
 298         nsresult nsres;
 299
 300         if(!plugin_directory) {
 301             static const WCHAR gecko_pluginW[] = {'\\','g','e','c','k','o','\\','p','l','u','g','i','n',0};
 302
 303             len = GetSystemDirectoryW(plugin_path, (sizeof(plugin_path)-sizeof(gecko_pluginW))/sizeof(WCHAR)+1);
 304             if(!len)
 305                 return NS_ERROR_UNEXPECTED;
 306
 307             strcpyW(plugin_path+len, gecko_pluginW);
 308             nsres = create_nsfile(plugin_path, &plugin_directory);
 309             if(NS_FAILED(nsres))
 310                 return nsres;
 311         }
 312
 313         nsres = nsIFile_Clone(plugin_directory, &file);
 314         if(NS_FAILED(nsres))
 315             return nsres;
 316
 317         *_retval = create_singleton_enumerator((nsISupports*)file);
 318         nsIFile_Release(file);
 319         if(!*_retval)
 320             return NS_ERROR_OUT_OF_MEMORY;
 321
 322         return NS_OK;
 323     }
 324
 325     return NS_ERROR_FAILURE;
 326 }
 327
 328 static const nsIDirectoryServiceProvider2Vtbl nsDirectoryServiceProvider2Vtbl = {
 329     nsDirectoryServiceProvider2_QueryInterface,
 330     nsDirectoryServiceProvider2_AddRef,
 331     nsDirectoryServiceProvider2_Release,
 332     nsDirectoryServiceProvider2_GetFile,
 333     nsDirectoryServiceProvider2_GetFiles
 334 };
 335
 336 static nsIDirectoryServiceProvider2 nsDirectoryServiceProvider2 =
 337     { &nsDirectoryServiceProvider2Vtbl };
 338
 339 static LRESULT WINAPI nsembed_proc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
 340 {
 341     NSContainer *This;
 342     nsresult nsres;
 343
 344     static const WCHAR wszTHIS[] = {'T','H','I','S',0};
 345
 346     if(msg == WM_CREATE) {
 347         This = *(NSContainer**)lParam;
 348         SetPropW(hwnd, wszTHIS, This);
 349     }else {
 350         This = GetPropW(hwnd, wszTHIS);
 351     }
 352
 353     switch(msg) {
 354     case WM_SIZE:
 355         TRACE("(%p)->(WM_SIZE)\n", This);
 356
 357         nsres = nsIBaseWindow_SetSize(This->window,
 358                 LOWORD(lParam), HIWORD(lParam), TRUE);
 359         if(NS_FAILED(nsres))
 360             WARN("SetSize failed: %08x\n", nsres);
 361         break;
 362
 363     case WM_PARENTNOTIFY:
 364         TRACE("WM_PARENTNOTIFY %x\n", (unsigned)wParam);
 365
 366         switch(wParam) {
 367         case WM_LBUTTONDOWN:
 368         case WM_RBUTTONDOWN:
 369             nsIWebBrowserFocus_Activate(This->focus);
 370         }
 371     }
 372
 373     return DefWindowProcW(hwnd, msg, wParam, lParam);
 374 }
 375
 376
 377 static void register_nscontainer_class(void)
 378 {
 379     static WNDCLASSEXW wndclass = {
 380         sizeof(WNDCLASSEXW),
 381         CS_DBLCLKS,
 382         nsembed_proc,
 383         0, 0, NULL, NULL, NULL, NULL, NULL,
 384         wszNsContainer,
 385         NULL,
 386     };
 387     wndclass.hInstance = hInst;
 388     nscontainer_class = RegisterClassExW(&wndclass);
 389 }
 390
 391 static BOOL install_wine_gecko(void)
 392 {
 393     PROCESS_INFORMATION pi;
 394     STARTUPINFOW si;
 395     WCHAR app[MAX_PATH];
 396     WCHAR *args;
 397     LONG len;
 398     BOOL ret;
 399
 400     static const WCHAR controlW[] = {'\\','c','o','n','t','r','o','l','.','e','x','e',0};
 401     static const WCHAR argsW[] =
 402         {' ','a','p','p','w','i','z','.','c','p','l',' ','i','n','s','t','a','l','l','_','g','e','c','k','o',0};
 403
 404     len = GetSystemDirectoryW(app, MAX_PATH-sizeof(controlW)/sizeof(WCHAR));
 405     memcpy(app+len, controlW, sizeof(controlW));
 406
 407     args = heap_alloc(len*sizeof(WCHAR) + sizeof(controlW) + sizeof(argsW));
 408     if(!args)
 409         return FALSE;
 410
 411     memcpy(args, app, len*sizeof(WCHAR) + sizeof(controlW));
 412     memcpy(args + len + sizeof(controlW)/sizeof(WCHAR)-1, argsW, sizeof(argsW));
 413
 414     TRACE("starting %s\n", debugstr_w(args));
 415
 416     memset(&si, 0, sizeof(si));
 417     si.cb = sizeof(si);
 418     ret = CreateProcessW(app, args, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi);
 419     heap_free(args);
 420     if (ret) {
 421         CloseHandle(pi.hThread);
 422         WaitForSingleObject(pi.hProcess, INFINITE);
 423         CloseHandle(pi.hProcess);
 424     }
 425
 426     return ret;
 427 }
 428
 429 static void set_environment(LPCWSTR gre_path)
 430 {
 431     WCHAR path_env[MAX_PATH], buf[20];
 432     int len, debug_level = 0;
 433
 434     static const WCHAR pathW[] = {'P','A','T','H',0};
 435     static const WCHAR warnW[] = {'w','a','r','n',0};
 436     static const WCHAR xpcom_debug_breakW[] =
 437         {'X','P','C','O','M','_','D','E','B','U','G','_','B','R','E','A','K',0};
 438     static const WCHAR nspr_log_modulesW[] =
 439         {'N','S','P','R','_','L','O','G','_','M','O','D','U','L','E','S',0};
 440     static const WCHAR debug_formatW[] = {'a','l','l',':','%','d',0};
 441
 442     /* We have to modify PATH as XPCOM loads other DLLs from this directory. */
 443     GetEnvironmentVariableW(pathW, path_env, sizeof(path_env)/sizeof(WCHAR));
 444     len = strlenW(path_env);
 445     path_env[len++] = ';';
 446     strcpyW(path_env+len, gre_path);
 447     SetEnvironmentVariableW(pathW, path_env);
 448
 449     SetEnvironmentVariableW(xpcom_debug_breakW, warnW);
 450
 451     if(TRACE_ON(gecko))
 452         debug_level = 5;
 453     else if(WARN_ON(gecko))
 454         debug_level = 3;
 455     else if(ERR_ON(gecko))
 456         debug_level = 2;
 457
 458     sprintfW(buf, debug_formatW, debug_level);
 459     SetEnvironmentVariableW(nspr_log_modulesW, buf);
 460 }
 461
 462 static BOOL load_xul(const PRUnichar *gre_path)
 463 {
 464     static const WCHAR xul_dllW[] = {'\\','x','u','l','.','d','l','l',0};
 465     WCHAR file_name[MAX_PATH];
 466
 467     strcpyW(file_name, gre_path);
 468     strcatW(file_name, xul_dllW);
 469
 470     TRACE("(%s)\n", debugstr_w(file_name));
 471
 472     set_environment(gre_path);
 473
 474     xul_handle = LoadLibraryExW(file_name, 0, LOAD_WITH_ALTERED_SEARCH_PATH);
 475     if(!xul_handle) {
 476         WARN("Could not load XUL: %d\n", GetLastError());
 477         return FALSE;
 478     }
 479
 480 #define NS_DLSYM(func) \
 481     func = (void *)GetProcAddress(xul_handle, #func "_P"); \
 482     if(!func) \
 483         ERR("Could not GetProcAddress(" #func ") failed\n")
 484
 485     NS_DLSYM(NS_InitXPCOM2);
 486     NS_DLSYM(NS_ShutdownXPCOM);
 487     NS_DLSYM(NS_GetComponentRegistrar);
 488     NS_DLSYM(NS_StringContainerInit2);
 489     NS_DLSYM(NS_CStringContainerInit2);
 490     NS_DLSYM(NS_StringContainerFinish);
 491     NS_DLSYM(NS_CStringContainerFinish);
 492     NS_DLSYM(NS_StringSetData);
 493     NS_DLSYM(NS_CStringSetData);
 494     NS_DLSYM(NS_NewLocalFile);
 495     NS_DLSYM(NS_StringGetData);
 496     NS_DLSYM(NS_CStringGetData);
 497
 498 #undef NS_DLSYM
 499
 500 #define NS_DLSYM(func) \
 501     func = (void *)GetProcAddress(xul_handle, #func); \
 502     if(!func) \
 503         ERR("Could not GetProcAddress(" #func ") failed\n")
 504
 505     NS_DLSYM(ccref_incr);
 506     NS_DLSYM(ccref_decr);
 507     NS_DLSYM(ccref_init);
 508     NS_DLSYM(ccref_unmark_if_purple);
 509     NS_DLSYM(ccp_init);
 510     NS_DLSYM(describe_cc_node);
 511     NS_DLSYM(note_cc_edge);
 512
 513 #undef NS_DLSYM
 514
 515     return TRUE;
 516 }
 517
 518 static BOOL check_version(LPCWSTR gre_path, const char *version_string)
 519 {
 520     WCHAR file_name[MAX_PATH];
 521     char version[128];
 522     DWORD read=0;
 523     HANDLE hfile;
 524
 525     static const WCHAR wszVersion[] = {'\\','V','E','R','S','I','O','N',0};
 526
 527     strcpyW(file_name, gre_path);
 528     strcatW(file_name, wszVersion);
 529
 530     hfile = CreateFileW(file_name, GENERIC_READ, FILE_SHARE_READ, NULL,
 531                         OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
 532     if(hfile == INVALID_HANDLE_VALUE) {
 533         ERR("Could not open VERSION file\n");
 534         return FALSE;
 535     }
 536
 537     ReadFile(hfile, version, sizeof(version), &read, NULL);
 538     version[read] = 0;
 539     CloseHandle(hfile);
 540
 541     TRACE("%s\n", debugstr_a(version));
 542
 543     if(strcmp(version, version_string)) {
 544         ERR("Unexpected version %s, expected %s\n", debugstr_a(version),
 545             debugstr_a(version_string));
 546         return FALSE;
 547     }
 548
 549     return TRUE;
 550 }
 551
 552 static BOOL load_wine_gecko_v(PRUnichar *gre_path, HKEY mshtml_key,
 553         const char *version, const char *version_string)
 554 {
 555     DWORD res, type, size = MAX_PATH;
 556     HKEY hkey = mshtml_key;
 557
 558     static const WCHAR wszGeckoPath[] =
 559         {'G','e','c','k','o','P','a','t','h',0};
 560
 561     if(version) {
 562         /* @@ Wine registry key: HKLM\Software\Wine\MSHTML\<version> */
 563         res = RegOpenKeyA(mshtml_key, version, &hkey);
 564         if(res != ERROR_SUCCESS)
 565             return FALSE;
 566     }
 567
 568     res = RegQueryValueExW(hkey, wszGeckoPath, NULL, &type, (LPBYTE)gre_path, &size);
 569     if(hkey != mshtml_key)
 570         RegCloseKey(hkey);
 571     if(res != ERROR_SUCCESS || type != REG_SZ)
 572         return FALSE;
 573
 574     if(!check_version(gre_path, version_string))
 575         return FALSE;
 576
 577     return load_xul(gre_path);
 578 }
 579
 580 static BOOL load_wine_gecko(PRUnichar *gre_path)
 581 {
 582     HKEY hkey;
 583     DWORD res;
 584     BOOL ret;
 585
 586     static const WCHAR wszMshtmlKey[] = {
 587         'S','o','f','t','w','a','r','e','\\','W','i','n','e',
 588         '\\','M','S','H','T','M','L',0};
 589
 590     /* @@ Wine registry key: HKLM\Software\Wine\MSHTML */
 591     res = RegOpenKeyW(HKEY_LOCAL_MACHINE, wszMshtmlKey, &hkey);
 592     if(res != ERROR_SUCCESS)
 593         return FALSE;
 594
 595     ret = load_wine_gecko_v(gre_path, hkey, GECKO_VERSION, GECKO_VERSION_STRING);
 596
 597     RegCloseKey(hkey);
 598     return ret;
 599 }
 600
 601 static void set_bool_pref(nsIPrefBranch *pref, const char *pref_name, BOOL val)
 602 {
 603     nsresult nsres;
 604
 605     nsres = nsIPrefBranch_SetBoolPref(pref, pref_name, val);
 606     if(NS_FAILED(nsres))
 607         ERR("Could not set pref %s\n", debugstr_a(pref_name));
 608 }
 609
 610 static void set_int_pref(nsIPrefBranch *pref, const char *pref_name, int val)
 611 {
 612     nsresult nsres;
 613
 614     nsres = nsIPrefBranch_SetIntPref(pref, pref_name, val);
 615     if(NS_FAILED(nsres))
 616         ERR("Could not set pref %s\n", debugstr_a(pref_name));
 617 }
 618
 619 static void set_string_pref(nsIPrefBranch *pref, const char *pref_name, const char *val)
 620 {
 621     nsresult nsres;
 622
 623     nsres = nsIPrefBranch_SetCharPref(pref, pref_name, val);
 624     if(NS_FAILED(nsres))
 625         ERR("Could not set pref %s\n", debugstr_a(pref_name));
 626 }
 627
 628 static void set_lang(nsIPrefBranch *pref)
 629 {
 630     char langs[100];
 631     DWORD res, size, type;
 632     HKEY hkey;
 633
 634     static const WCHAR international_keyW[] =
 635         {'S','o','f','t','w','a','r','e',
 636          '\\','M','i','c','r','o','s','o','f','t',
 637          '\\','I','n','t','e','r','n','e','t',' ','E','x','p','l','o','r','e','r',
 638          '\\','I','n','t','e','r','n','a','t','i','o','n','a','l',0};
 639
 640     res = RegOpenKeyW(HKEY_CURRENT_USER, international_keyW, &hkey);
 641     if(res != ERROR_SUCCESS)
 642         return;
 643
 644     size = sizeof(langs);
 645     res = RegQueryValueExA(hkey, "AcceptLanguage", 0, &type, (LPBYTE)langs, &size);
 646     RegCloseKey(hkey);
 647     if(res != ERROR_SUCCESS || type != REG_SZ)
 648         return;
 649
 650     TRACE("Setting lang %s\n", debugstr_a(langs));
 651
 652     set_string_pref(pref, "intl.accept_languages", langs);
 653 }
 654
 655 static void set_preferences(void)
 656 {
 657     nsIPrefBranch *pref;
 658     nsresult nsres;
 659
 660     nsres = nsIServiceManager_GetServiceByContractID(pServMgr, NS_PREFERENCES_CONTRACTID,
 661             &IID_nsIPrefBranch, (void**)&pref);
 662     if(NS_FAILED(nsres)) {
 663         ERR("Could not get preference service: %08x\n", nsres);
 664         return;
 665     }
 666
 667     set_lang(pref);
 668     set_bool_pref(pref, "security.warn_entering_secure", FALSE);
 669     set_bool_pref(pref, "security.warn_submit_insecure", FALSE);
 670     set_int_pref(pref, "layout.spellcheckDefault", 0);
 671
 672     nsIPrefBranch_Release(pref);
 673 }
 674
 675 static BOOL init_xpcom(const PRUnichar *gre_path)
 676 {
 677     nsIComponentRegistrar *registrar = NULL;
 678     nsIFile *gre_dir;
 679     WCHAR *ptr;
 680     nsresult nsres;
 681
 682     nsres = create_nsfile(gre_path, &gre_dir);
 683     if(NS_FAILED(nsres)) {
 684         FreeLibrary(xul_handle);
 685         return FALSE;
 686     }
 687
 688     nsres = NS_InitXPCOM2(&pServMgr, gre_dir, (nsIDirectoryServiceProvider*)&nsDirectoryServiceProvider2);
 689     if(NS_FAILED(nsres)) {
 690         ERR("NS_InitXPCOM2 failed: %08x\n", nsres);
 691         FreeLibrary(xul_handle);
 692         return FALSE;
 693     }
 694
 695     strcpyW(gecko_path, gre_path);
 696     for(ptr = gecko_path; *ptr; ptr++) {
 697         if(*ptr == '\\')
 698             *ptr = '/';
 699     }
 700     gecko_path_len = ptr-gecko_path;
 701
 702     nsres = nsIServiceManager_QueryInterface(pServMgr, &IID_nsIComponentManager, (void**)&pCompMgr);
 703     if(NS_FAILED(nsres))
 704         ERR("Could not get nsIComponentManager: %08x\n", nsres);
 705
 706     nsres = NS_GetComponentRegistrar(&registrar);
 707     if(NS_SUCCEEDED(nsres))
 708         init_nsio(pCompMgr, registrar);
 709     else
 710         ERR("NS_GetComponentRegistrar failed: %08x\n", nsres);
 711
 712     init_mutation(pCompMgr);
 713     set_preferences();
 714
 715     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr, NS_MEMORY_CONTRACTID,
 716             NULL, &IID_nsIMemory, (void**)&nsmem);
 717     if(NS_FAILED(nsres))
 718         ERR("Could not get nsIMemory: %08x\n", nsres);
 719
 720     if(registrar) {
 721         register_nsservice(registrar, pServMgr);
 722         nsIComponentRegistrar_Release(registrar);
 723     }
 724
 725     init_node_cc();
 726
 727     return TRUE;
 728 }
 729
 730 static CRITICAL_SECTION cs_load_gecko;
 731 static CRITICAL_SECTION_DEBUG cs_load_gecko_dbg =
 732 {
 733     0, 0, &cs_load_gecko,
 734     { &cs_load_gecko_dbg.ProcessLocksList, &cs_load_gecko_dbg.ProcessLocksList },
 735       0, 0, { (DWORD_PTR)(__FILE__ ": load_gecko") }
 736 };
 737 static CRITICAL_SECTION cs_load_gecko = { &cs_load_gecko_dbg, -1, 0, 0, 0, 0 };
 738
 739 BOOL load_gecko(void)
 740 {
 741     PRUnichar gre_path[MAX_PATH];
 742     BOOL ret = FALSE;
 743
 744     static DWORD loading_thread;
 745
 746     TRACE("()\n");
 747
 748     /* load_gecko may be called recursively */
 749     if(loading_thread == GetCurrentThreadId())
 750         return pCompMgr != NULL;
 751
 752     EnterCriticalSection(&cs_load_gecko);
 753
 754     if(!loading_thread) {
 755         loading_thread = GetCurrentThreadId();
 756
 757         if(load_wine_gecko(gre_path)
 758            || (install_wine_gecko() && load_wine_gecko(gre_path)))
 759             ret = init_xpcom(gre_path);
 760         else
 761            MESSAGE("Could not load wine-gecko. HTML rendering will be disabled.\n");
 762     }else {
 763         ret = pCompMgr != NULL;
 764     }
 765
 766     LeaveCriticalSection(&cs_load_gecko);
 767
 768     return ret;
 769 }
 770
 771 void *nsalloc(size_t size)
 772 {
 773     return nsIMemory_Alloc(nsmem, size);
 774 }
 775
 776 void nsfree(void *mem)
 777 {
 778     nsIMemory_Free(nsmem, mem);
 779 }
 780
 781 static BOOL nsACString_Init(nsACString *str, const char *data)
 782 {
 783     return NS_SUCCEEDED(NS_CStringContainerInit2(str, data, PR_UINT32_MAX, 0));
 784 }
 785
 786 /*
 787  * Initializes nsACString with data owned by caller.
 788  * Caller must ensure that data is valid during lifetime of string object.
 789  */
 790 void nsACString_InitDepend(nsACString *str, const char *data)
 791 {
 792     NS_CStringContainerInit2(str, data, PR_UINT32_MAX, NS_CSTRING_CONTAINER_INIT_DEPEND);
 793 }
 794
 795 void nsACString_SetData(nsACString *str, const char *data)
 796 {
 797     NS_CStringSetData(str, data, PR_UINT32_MAX);
 798 }
 799
 800 PRUint32 nsACString_GetData(const nsACString *str, const char **data)
 801 {
 802     return NS_CStringGetData(str, data, NULL);
 803 }
 804
 805 void nsACString_Finish(nsACString *str)
 806 {
 807     NS_CStringContainerFinish(str);
 808 }
 809
 810 BOOL nsAString_Init(nsAString *str, const PRUnichar *data)
 811 {
 812     return NS_SUCCEEDED(NS_StringContainerInit2(str, data, PR_UINT32_MAX, 0));
 813 }
 814
 815 /*
 816  * Initializes nsAString with data owned by caller.
 817  * Caller must ensure that data is valid during lifetime of string object.
 818  */
 819 void nsAString_InitDepend(nsAString *str, const PRUnichar *data)
 820 {
 821     NS_StringContainerInit2(str, data, PR_UINT32_MAX, NS_STRING_CONTAINER_INIT_DEPEND);
 822 }
 823
 824 void nsAString_SetData(nsAString *str, const PRUnichar *data)
 825 {
 826     NS_StringSetData(str, data, PR_UINT32_MAX);
 827 }
 828
 829 PRUint32 nsAString_GetData(const nsAString *str, const PRUnichar **data)
 830 {
 831     return NS_StringGetData(str, data, NULL);
 832 }
 833
 834 void nsAString_Finish(nsAString *str)
 835 {
 836     NS_StringContainerFinish(str);
 837 }
 838
 839 HRESULT return_nsstr(nsresult nsres, nsAString *nsstr, BSTR *p)
 840 {
 841     const PRUnichar *str;
 842
 843     if(NS_FAILED(nsres)) {
 844         ERR("failed: %08x\n", nsres);
 845         nsAString_Finish(nsstr);
 846         return E_FAIL;
 847     }
 848
 849     nsAString_GetData(nsstr, &str);
 850     TRACE("ret %s\n", debugstr_w(str));
 851     if(*str) {
 852         *p = SysAllocString(str);
 853         if(!*p)
 854             return E_OUTOFMEMORY;
 855     }else {
 856         *p = NULL;
 857     }
 858
 859     nsAString_Finish(nsstr);
 860     return S_OK;
 861 }
 862
 863 nsICommandParams *create_nscommand_params(void)
 864 {
 865     nsICommandParams *ret = NULL;
 866     nsresult nsres;
 867
 868     if(!pCompMgr)
 869         return NULL;
 870
 871     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
 872             NS_COMMANDPARAMS_CONTRACTID, NULL, &IID_nsICommandParams,
 873             (void**)&ret);
 874     if(NS_FAILED(nsres))
 875         ERR("Could not get nsICommandParams\n");
 876
 877     return ret;
 878 }
 879
 880 nsIWritableVariant *create_nsvariant(void)
 881 {
 882     nsIWritableVariant *ret = NULL;
 883     nsresult nsres;
 884
 885     if(!pCompMgr)
 886         return NULL;
 887
 888     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
 889             NS_VARIANT_CONTRACTID, NULL, &IID_nsIWritableVariant, (void**)&ret);
 890     if(NS_FAILED(nsres))
 891         ERR("Could not get nsIVariant\n");
 892
 893     return ret;
 894 }
 895
 896 nsresult get_nsinterface(nsISupports *iface, REFIID riid, void **ppv)
 897 {
 898     nsIInterfaceRequestor *iface_req;
 899     nsresult nsres;
 900
 901     nsres = nsISupports_QueryInterface(iface, &IID_nsIInterfaceRequestor, (void**)&iface_req);
 902     if(NS_FAILED(nsres))
 903         return nsres;
 904
 905     nsres = nsIInterfaceRequestor_GetInterface(iface_req, riid, ppv);
 906     nsIInterfaceRequestor_Release(iface_req);
 907
 908     return nsres;
 909 }
 910
 911 static HRESULT nsnode_to_nsstring_rec(nsIContentSerializer *serializer, nsIDOMNode *nsnode, nsAString *str)
 912 {
 913     nsIDOMNodeList *node_list = NULL;
 914     cpp_bool has_children = FALSE;
 915     nsIContent *nscontent;
 916     PRUint16 type;
 917     nsresult nsres;
 918
 919     nsIDOMNode_HasChildNodes(nsnode, &has_children);
 920
 921     nsres = nsIDOMNode_GetNodeType(nsnode, &type);
 922     if(NS_FAILED(nsres)) {
 923         ERR("GetType failed: %08x\n", nsres);
 924         return E_FAIL;
 925     }
 926
 927     if(type != DOCUMENT_NODE) {
 928         nsres = nsIDOMNode_QueryInterface(nsnode, &IID_nsIContent, (void**)&nscontent);
 929         if(NS_FAILED(nsres)) {
 930             ERR("Could not get nsIContent interface: %08x\n", nsres);
 931             return E_FAIL;
 932         }
 933     }
 934
 935     switch(type) {
 936     case ELEMENT_NODE:
 937         nsIContentSerializer_AppendElementStart(serializer, nscontent, nscontent, str);
 938         break;
 939     case TEXT_NODE:
 940         nsIContentSerializer_AppendText(serializer, nscontent, 0, -1, str);
 941         break;
 942     case COMMENT_NODE:
 943         nsres = nsIContentSerializer_AppendComment(serializer, nscontent, 0, -1, str);
 944         break;
 945     case DOCUMENT_NODE: {
 946         nsIDocument *nsdoc;
 947         nsIDOMNode_QueryInterface(nsnode, &IID_nsIDocument, (void**)&nsdoc);
 948         nsIContentSerializer_AppendDocumentStart(serializer, nsdoc, str);
 949         nsIDocument_Release(nsdoc);
 950         break;
 951     }
 952     case DOCUMENT_TYPE_NODE:
 953         WARN("Ignoring DOCUMENT_TYPE_NODE\n");
 954         break;
 955     case DOCUMENT_FRAGMENT_NODE:
 956         break;
 957     default:
 958         FIXME("Unhandled type %u\n", type);
 959     }
 960
 961     if(has_children) {
 962         PRUint32 child_cnt, i;
 963         nsIDOMNode *child_node;
 964
 965         nsIDOMNode_GetChildNodes(nsnode, &node_list);
 966         nsIDOMNodeList_GetLength(node_list, &child_cnt);
 967
 968         for(i=0; i<child_cnt; i++) {
 969             nsres = nsIDOMNodeList_Item(node_list, i, &child_node);
 970             if(NS_SUCCEEDED(nsres)) {
 971                 nsnode_to_nsstring_rec(serializer, child_node, str);
 972                 nsIDOMNode_Release(child_node);
 973             }else {
 974                 ERR("Item failed: %08x\n", nsres);
 975             }
 976         }
 977
 978         nsIDOMNodeList_Release(node_list);
 979     }
 980
 981     if(type == ELEMENT_NODE)
 982         nsIContentSerializer_AppendElementEnd(serializer, nscontent, str);
 983
 984     if(type != DOCUMENT_NODE)
 985         nsIContent_Release(nscontent);
 986     return S_OK;
 987 }
 988
 989 HRESULT nsnode_to_nsstring(nsIDOMNode *nsnode, nsAString *str)
 990 {
 991     nsIContentSerializer *serializer;
 992     nsresult nsres;
 993     HRESULT hres;
 994
 995     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
 996             NS_HTMLSERIALIZER_CONTRACTID, NULL, &IID_nsIContentSerializer,
 997             (void**)&serializer);
 998     if(NS_FAILED(nsres)) {
 999         ERR("Could not get nsIContentSerializer: %08x\n", nsres);
1000         return E_FAIL;
1001     }
1002
1003     nsres = nsIContentSerializer_Init(serializer, 0, 100, NULL, FALSE, FALSE /* FIXME */);
1004     if(NS_FAILED(nsres))
1005         ERR("Init failed: %08x\n", nsres);
1006
1007     hres = nsnode_to_nsstring_rec(serializer, nsnode, str);
1008     if(SUCCEEDED(hres)) {
1009         nsres = nsIContentSerializer_Flush(serializer, str);
1010         if(NS_FAILED(nsres))
1011             ERR("Flush failed: %08x\n", nsres);
1012     }
1013
1014     nsIContentSerializer_Release(serializer);
1015     return hres;
1016 }
1017
1018 void get_editor_controller(NSContainer *This)
1019 {
1020     nsIEditingSession *editing_session = NULL;
1021     nsIControllerContext *ctrlctx;
1022     nsresult nsres;
1023
1024     if(This->editor) {
1025         nsIEditor_Release(This->editor);
1026         This->editor = NULL;
1027     }
1028
1029     if(This->editor_controller) {
1030         nsIController_Release(This->editor_controller);
1031         This->editor_controller = NULL;
1032     }
1033
1034     nsres = get_nsinterface((nsISupports*)This->webbrowser, &IID_nsIEditingSession,
1035             (void**)&editing_session);
1036     if(NS_FAILED(nsres)) {
1037         ERR("Could not get nsIEditingSession: %08x\n", nsres);
1038         return;
1039     }
1040
1041     nsres = nsIEditingSession_GetEditorForWindow(editing_session,
1042             This->doc->basedoc.window->nswindow, &This->editor);
1043     nsIEditingSession_Release(editing_session);
1044     if(NS_FAILED(nsres)) {
1045         ERR("Could not get editor: %08x\n", nsres);
1046         return;
1047     }
1048
1049     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
1050             NS_EDITORCONTROLLER_CONTRACTID, NULL, &IID_nsIControllerContext, (void**)&ctrlctx);
1051     if(NS_SUCCEEDED(nsres)) {
1052         nsres = nsIControllerContext_SetCommandContext(ctrlctx, (nsISupports *)This->editor);
1053         if(NS_FAILED(nsres))
1054             ERR("SetCommandContext failed: %08x\n", nsres);
1055         nsres = nsIControllerContext_QueryInterface(ctrlctx, &IID_nsIController,
1056                 (void**)&This->editor_controller);
1057         nsIControllerContext_Release(ctrlctx);
1058         if(NS_FAILED(nsres))
1059             ERR("Could not get nsIController interface: %08x\n", nsres);
1060     }else {
1061         ERR("Could not create edit controller: %08x\n", nsres);
1062     }
1063 }
1064
1065 void close_gecko(void)
1066 {
1067     TRACE("()\n");
1068
1069     release_nsio();
1070     init_mutation(NULL);
1071
1072     if(profile_directory) {
1073         nsIFile_Release(profile_directory);
1074         profile_directory = NULL;
1075     }
1076
1077     if(plugin_directory) {
1078         nsIFile_Release(plugin_directory);
1079         plugin_directory = NULL;
1080     }
1081
1082     if(pCompMgr)
1083         nsIComponentManager_Release(pCompMgr);
1084
1085     if(pServMgr)
1086         nsIServiceManager_Release(pServMgr);
1087
1088     if(nsmem)
1089         nsIMemory_Release(nsmem);
1090
1091     /* Gecko doesn't really support being unloaded */
1092     /* if (hXPCOM) FreeLibrary(hXPCOM); */
1093
1094     DeleteCriticalSection(&cs_load_gecko);
1095 }
1096
1097 BOOL is_gecko_path(const char *path)
1098 {
1099     WCHAR *buf, *ptr;
1100     BOOL ret;
1101
1102     buf = heap_strdupAtoW(path);
1103     if(strlenW(buf) < gecko_path_len)
1104         return FALSE;
1105
1106     buf[gecko_path_len] = 0;
1107     for(ptr = buf; *ptr; ptr++) {
1108         if(*ptr == '\\')
1109             *ptr = '/';
1110     }
1111
1112     ret = !strcmpiW(buf, gecko_path);
1113     heap_free(buf);
1114     return ret;
1115 }
1116
1117 struct nsWeakReference {
1118     nsIWeakReference nsIWeakReference_iface;
1119
1120     LONG ref;
1121
1122     NSContainer *nscontainer;
1123 };
1124
1125 static inline nsWeakReference *impl_from_nsIWeakReference(nsIWeakReference *iface)
1126 {
1127     return CONTAINING_RECORD(iface, nsWeakReference, nsIWeakReference_iface);
1128 }
1129
1130 static nsresult NSAPI nsWeakReference_QueryInterface(nsIWeakReference *iface,
1131         nsIIDRef riid, void **result)
1132 {
1133     nsWeakReference *This = impl_from_nsIWeakReference(iface);
1134
1135     if(IsEqualGUID(&IID_nsISupports, riid)) {
1136         TRACE("(%p)->(IID_nsISupports %p)\n", This, result);
1137         *result = &This->nsIWeakReference_iface;
1138     }else if(IsEqualGUID(&IID_nsIWeakReference, riid)) {
1139         TRACE("(%p)->(IID_nsIWeakReference %p)\n", This, result);
1140         *result = &This->nsIWeakReference_iface;
1141     }else {
1142         WARN("(%p)->(%s %p)\n", This, debugstr_guid(riid), result);
1143         *result = NULL;
1144         return NS_NOINTERFACE;
1145     }
1146
1147     nsISupports_AddRef((nsISupports*)*result);
1148     return NS_OK;
1149 }
1150
1151 static nsrefcnt NSAPI nsWeakReference_AddRef(nsIWeakReference *iface)
1152 {
1153     nsWeakReference *This = impl_from_nsIWeakReference(iface);
1154     LONG ref = InterlockedIncrement(&This->ref);
1155
1156     TRACE("(%p) ref=%d\n", This, ref);
1157
1158     return ref;
1159 }
1160
1161 static nsrefcnt NSAPI nsWeakReference_Release(nsIWeakReference *iface)
1162 {
1163     nsWeakReference *This = impl_from_nsIWeakReference(iface);
1164     LONG ref = InterlockedIncrement(&This->ref);
1165
1166     TRACE("(%p) ref=%d\n", This, ref);
1167
1168     if(!ref) {
1169         assert(!This->nscontainer);
1170         heap_free(This);
1171     }
1172
1173     return ref;
1174 }
1175
1176 static nsresult NSAPI nsWeakReference_QueryReferent(nsIWeakReference *iface,
1177         const nsIID *riid, void **result)
1178 {
1179     nsWeakReference *This = impl_from_nsIWeakReference(iface);
1180
1181     if(!This->nscontainer)
1182         return NS_ERROR_NULL_POINTER;
1183
1184     return nsIWebBrowserChrome_QueryInterface(&This->nscontainer->nsIWebBrowserChrome_iface, riid, result);
1185 }
1186
1187 static const nsIWeakReferenceVtbl nsWeakReferenceVtbl = {
1188     nsWeakReference_QueryInterface,
1189     nsWeakReference_AddRef,
1190     nsWeakReference_Release,
1191     nsWeakReference_QueryReferent
1192 };
1193
1194 /**********************************************************
1195  *      nsIWebBrowserChrome interface
1196  */
1197
1198 static inline NSContainer *impl_from_nsIWebBrowserChrome(nsIWebBrowserChrome *iface)
1199 {
1200     return CONTAINING_RECORD(iface, NSContainer, nsIWebBrowserChrome_iface);
1201 }
1202
1203 static nsresult NSAPI nsWebBrowserChrome_QueryInterface(nsIWebBrowserChrome *iface,
1204         nsIIDRef riid, void **result)
1205 {
1206     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1207
1208     *result = NULL;
1209     if(IsEqualGUID(&IID_nsISupports, riid)) {
1210         TRACE("(%p)->(IID_nsISupports, %p)\n", This, result);
1211         *result = &This->nsIWebBrowserChrome_iface;
1212     }else if(IsEqualGUID(&IID_nsIWebBrowserChrome, riid)) {
1213         TRACE("(%p)->(IID_nsIWebBrowserChrome, %p)\n", This, result);
1214         *result = &This->nsIWebBrowserChrome_iface;
1215     }else if(IsEqualGUID(&IID_nsIContextMenuListener, riid)) {
1216         TRACE("(%p)->(IID_nsIContextMenuListener, %p)\n", This, result);
1217         *result = &This->nsIContextMenuListener_iface;
1218     }else if(IsEqualGUID(&IID_nsIURIContentListener, riid)) {
1219         TRACE("(%p)->(IID_nsIURIContentListener %p)\n", This, result);
1220         *result = &This->nsIURIContentListener_iface;
1221     }else if(IsEqualGUID(&IID_nsIEmbeddingSiteWindow, riid)) {
1222         TRACE("(%p)->(IID_nsIEmbeddingSiteWindow %p)\n", This, result);
1223         *result = &This->nsIEmbeddingSiteWindow_iface;
1224     }else if(IsEqualGUID(&IID_nsITooltipListener, riid)) {
1225         TRACE("(%p)->(IID_nsITooltipListener %p)\n", This, result);
1226         *result = &This->nsITooltipListener_iface;
1227     }else if(IsEqualGUID(&IID_nsIInterfaceRequestor, riid)) {
1228         TRACE("(%p)->(IID_nsIInterfaceRequestor %p)\n", This, result);
1229         *result = &This->nsIInterfaceRequestor_iface;
1230     }else if(IsEqualGUID(&IID_nsISupportsWeakReference, riid)) {
1231         TRACE("(%p)->(IID_nsISupportsWeakReference %p)\n", This, result);
1232         *result = &This->nsISupportsWeakReference_iface;
1233     }
1234
1235     if(*result) {
1236         nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1237         return NS_OK;
1238     }
1239
1240     TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), result);
1241     return NS_NOINTERFACE;
1242 }
1243
1244 static nsrefcnt NSAPI nsWebBrowserChrome_AddRef(nsIWebBrowserChrome *iface)
1245 {
1246     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1247     LONG ref = InterlockedIncrement(&This->ref);
1248
1249     TRACE("(%p) ref=%d\n", This, ref);
1250
1251     return ref;
1252 }
1253
1254 static nsrefcnt NSAPI nsWebBrowserChrome_Release(nsIWebBrowserChrome *iface)
1255 {
1256     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1257     LONG ref = InterlockedDecrement(&This->ref);
1258
1259     TRACE("(%p) ref=%d\n", This, ref);
1260
1261     if(!ref) {
1262         if(This->parent)
1263             nsIWebBrowserChrome_Release(&This->parent->nsIWebBrowserChrome_iface);
1264         if(This->weak_reference) {
1265             This->weak_reference->nscontainer = NULL;
1266             nsIWeakReference_Release(&This->weak_reference->nsIWeakReference_iface);
1267         }
1268         heap_free(This);
1269     }
1270
1271     return ref;
1272 }
1273
1274 static nsresult NSAPI nsWebBrowserChrome_SetStatus(nsIWebBrowserChrome *iface,
1275         PRUint32 statusType, const PRUnichar *status)
1276 {
1277     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1278     TRACE("(%p)->(%d %s)\n", This, statusType, debugstr_w(status));
1279     return NS_OK;
1280 }
1281
1282 static nsresult NSAPI nsWebBrowserChrome_GetWebBrowser(nsIWebBrowserChrome *iface,
1283         nsIWebBrowser **aWebBrowser)
1284 {
1285     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1286
1287     TRACE("(%p)->(%p)\n", This, aWebBrowser);
1288
1289     if(!aWebBrowser)
1290         return NS_ERROR_INVALID_ARG;
1291
1292     if(This->webbrowser)
1293         nsIWebBrowser_AddRef(This->webbrowser);
1294     *aWebBrowser = This->webbrowser;
1295     return S_OK;
1296 }
1297
1298 static nsresult NSAPI nsWebBrowserChrome_SetWebBrowser(nsIWebBrowserChrome *iface,
1299         nsIWebBrowser *aWebBrowser)
1300 {
1301     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1302
1303     TRACE("(%p)->(%p)\n", This, aWebBrowser);
1304
1305     if(aWebBrowser != This->webbrowser)
1306         ERR("Wrong nsWebBrowser!\n");
1307
1308     return NS_OK;
1309 }
1310
1311 static nsresult NSAPI nsWebBrowserChrome_GetChromeFlags(nsIWebBrowserChrome *iface,
1312         PRUint32 *aChromeFlags)
1313 {
1314     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1315     WARN("(%p)->(%p)\n", This, aChromeFlags);
1316     return NS_ERROR_NOT_IMPLEMENTED;
1317 }
1318
1319 static nsresult NSAPI nsWebBrowserChrome_SetChromeFlags(nsIWebBrowserChrome *iface,
1320         PRUint32 aChromeFlags)
1321 {
1322     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1323     WARN("(%p)->(%08x)\n", This, aChromeFlags);
1324     return NS_ERROR_NOT_IMPLEMENTED;
1325 }
1326
1327 static nsresult NSAPI nsWebBrowserChrome_DestroyBrowserWindow(nsIWebBrowserChrome *iface)
1328 {
1329     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1330     TRACE("(%p)\n", This);
1331     return NS_ERROR_NOT_IMPLEMENTED;
1332 }
1333
1334 static nsresult NSAPI nsWebBrowserChrome_SizeBrowserTo(nsIWebBrowserChrome *iface,
1335         PRInt32 aCX, PRInt32 aCY)
1336 {
1337     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1338     WARN("(%p)->(%d %d)\n", This, aCX, aCY);
1339     return NS_ERROR_NOT_IMPLEMENTED;
1340 }
1341
1342 static nsresult NSAPI nsWebBrowserChrome_ShowAsModal(nsIWebBrowserChrome *iface)
1343 {
1344     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1345     WARN("(%p)\n", This);
1346     return NS_ERROR_NOT_IMPLEMENTED;
1347 }
1348
1349 static nsresult NSAPI nsWebBrowserChrome_IsWindowModal(nsIWebBrowserChrome *iface, cpp_bool *_retval)
1350 {
1351     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1352     WARN("(%p)->(%p)\n", This, _retval);
1353     return NS_ERROR_NOT_IMPLEMENTED;
1354 }
1355
1356 static nsresult NSAPI nsWebBrowserChrome_ExitModalEventLoop(nsIWebBrowserChrome *iface,
1357         nsresult aStatus)
1358 {
1359     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1360     WARN("(%p)->(%08x)\n", This, aStatus);
1361     return NS_ERROR_NOT_IMPLEMENTED;
1362 }
1363
1364 static const nsIWebBrowserChromeVtbl nsWebBrowserChromeVtbl = {
1365     nsWebBrowserChrome_QueryInterface,
1366     nsWebBrowserChrome_AddRef,
1367     nsWebBrowserChrome_Release,
1368     nsWebBrowserChrome_SetStatus,
1369     nsWebBrowserChrome_GetWebBrowser,
1370     nsWebBrowserChrome_SetWebBrowser,
1371     nsWebBrowserChrome_GetChromeFlags,
1372     nsWebBrowserChrome_SetChromeFlags,
1373     nsWebBrowserChrome_DestroyBrowserWindow,
1374     nsWebBrowserChrome_SizeBrowserTo,
1375     nsWebBrowserChrome_ShowAsModal,
1376     nsWebBrowserChrome_IsWindowModal,
1377     nsWebBrowserChrome_ExitModalEventLoop
1378 };
1379
1380 /**********************************************************
1381  *      nsIContextMenuListener interface
1382  */
1383
1384 static inline NSContainer *impl_from_nsIContextMenuListener(nsIContextMenuListener *iface)
1385 {
1386     return CONTAINING_RECORD(iface, NSContainer, nsIContextMenuListener_iface);
1387 }
1388
1389 static nsresult NSAPI nsContextMenuListener_QueryInterface(nsIContextMenuListener *iface,
1390         nsIIDRef riid, void **result)
1391 {
1392     NSContainer *This = impl_from_nsIContextMenuListener(iface);
1393     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1394 }
1395
1396 static nsrefcnt NSAPI nsContextMenuListener_AddRef(nsIContextMenuListener *iface)
1397 {
1398     NSContainer *This = impl_from_nsIContextMenuListener(iface);
1399     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1400 }
1401
1402 static nsrefcnt NSAPI nsContextMenuListener_Release(nsIContextMenuListener *iface)
1403 {
1404     NSContainer *This = impl_from_nsIContextMenuListener(iface);
1405     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1406 }
1407
1408 static nsresult NSAPI nsContextMenuListener_OnShowContextMenu(nsIContextMenuListener *iface,
1409         PRUint32 aContextFlags, nsIDOMEvent *aEvent, nsIDOMNode *aNode)
1410 {
1411     NSContainer *This = impl_from_nsIContextMenuListener(iface);
1412     nsIDOMMouseEvent *event;
1413     HTMLDOMNode *node;
1414     POINT pt;
1415     DWORD dwID = CONTEXT_MENU_DEFAULT;
1416     nsresult nsres;
1417     HRESULT hres;
1418
1419     TRACE("(%p)->(%08x %p %p)\n", This, aContextFlags, aEvent, aNode);
1420
1421     fire_event(This->doc->basedoc.doc_node /* FIXME */, EVENTID_CONTEXTMENU, TRUE, aNode, aEvent);
1422
1423     nsres = nsIDOMEvent_QueryInterface(aEvent, &IID_nsIDOMMouseEvent, (void**)&event);
1424     if(NS_FAILED(nsres)) {
1425         ERR("Could not get nsIDOMMouseEvent interface: %08x\n", nsres);
1426         return nsres;
1427     }
1428
1429     nsIDOMMouseEvent_GetScreenX(event, &pt.x);
1430     nsIDOMMouseEvent_GetScreenY(event, &pt.y);
1431     nsIDOMMouseEvent_Release(event);
1432
1433     switch(aContextFlags) {
1434     case CONTEXT_NONE:
1435     case CONTEXT_DOCUMENT:
1436     case CONTEXT_TEXT:
1437         dwID = CONTEXT_MENU_DEFAULT;
1438         break;
1439     case CONTEXT_IMAGE:
1440     case CONTEXT_IMAGE|CONTEXT_LINK:
1441         dwID = CONTEXT_MENU_IMAGE;
1442         break;
1443     case CONTEXT_LINK:
1444         dwID = CONTEXT_MENU_ANCHOR;
1445         break;
1446     case CONTEXT_INPUT:
1447         dwID = CONTEXT_MENU_CONTROL;
1448         break;
1449     default:
1450         FIXME("aContextFlags=%08x\n", aContextFlags);
1451     };
1452
1453     hres = get_node(This->doc->basedoc.doc_node, aNode, TRUE, &node);
1454     if(FAILED(hres))
1455         return NS_ERROR_FAILURE;
1456
1457     show_context_menu(This->doc, dwID, &pt, (IDispatch*)&node->IHTMLDOMNode_iface);
1458     node_release(node);
1459     return NS_OK;
1460 }
1461
1462 static const nsIContextMenuListenerVtbl nsContextMenuListenerVtbl = {
1463     nsContextMenuListener_QueryInterface,
1464     nsContextMenuListener_AddRef,
1465     nsContextMenuListener_Release,
1466     nsContextMenuListener_OnShowContextMenu
1467 };
1468
1469 /**********************************************************
1470  *      nsIURIContentListener interface
1471  */
1472
1473 static inline NSContainer *impl_from_nsIURIContentListener(nsIURIContentListener *iface)
1474 {
1475     return CONTAINING_RECORD(iface, NSContainer, nsIURIContentListener_iface);
1476 }
1477
1478 static nsresult NSAPI nsURIContentListener_QueryInterface(nsIURIContentListener *iface,
1479         nsIIDRef riid, void **result)
1480 {
1481     NSContainer *This = impl_from_nsIURIContentListener(iface);
1482     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1483 }
1484
1485 static nsrefcnt NSAPI nsURIContentListener_AddRef(nsIURIContentListener *iface)
1486 {
1487     NSContainer *This = impl_from_nsIURIContentListener(iface);
1488     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1489 }
1490
1491 static nsrefcnt NSAPI nsURIContentListener_Release(nsIURIContentListener *iface)
1492 {
1493     NSContainer *This = impl_from_nsIURIContentListener(iface);
1494     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1495 }
1496
1497 static nsresult NSAPI nsURIContentListener_OnStartURIOpen(nsIURIContentListener *iface,
1498                                                           nsIURI *aURI, cpp_bool *_retval)
1499 {
1500     NSContainer *This = impl_from_nsIURIContentListener(iface);
1501     nsACString spec_str;
1502     const char *spec;
1503     nsresult nsres;
1504
1505     nsACString_Init(&spec_str, NULL);
1506     nsIURI_GetSpec(aURI, &spec_str);
1507     nsACString_GetData(&spec_str, &spec);
1508
1509     TRACE("(%p)->(%p(%s) %p)\n", This, aURI, debugstr_a(spec), _retval);
1510
1511     nsACString_Finish(&spec_str);
1512
1513     nsres = on_start_uri_open(This, aURI, _retval);
1514     if(NS_FAILED(nsres))
1515         return nsres;
1516
1517     return !*_retval && This->content_listener
1518         ? nsIURIContentListener_OnStartURIOpen(This->content_listener, aURI, _retval)
1519         : NS_OK;
1520 }
1521
1522 static nsresult NSAPI nsURIContentListener_DoContent(nsIURIContentListener *iface,
1523         const char *aContentType, cpp_bool aIsContentPreferred, nsIRequest *aRequest,
1524         nsIStreamListener **aContentHandler, cpp_bool *_retval)
1525 {
1526     NSContainer *This = impl_from_nsIURIContentListener(iface);
1527
1528     TRACE("(%p)->(%s %x %p %p %p)\n", This, debugstr_a(aContentType), aIsContentPreferred,
1529             aRequest, aContentHandler, _retval);
1530
1531     return This->content_listener
1532         ? nsIURIContentListener_DoContent(This->content_listener, aContentType,
1533                   aIsContentPreferred, aRequest, aContentHandler, _retval)
1534         : NS_ERROR_NOT_IMPLEMENTED;
1535 }
1536
1537 static nsresult NSAPI nsURIContentListener_IsPreferred(nsIURIContentListener *iface,
1538         const char *aContentType, char **aDesiredContentType, cpp_bool *_retval)
1539 {
1540     NSContainer *This = impl_from_nsIURIContentListener(iface);
1541
1542     TRACE("(%p)->(%s %p %p)\n", This, debugstr_a(aContentType), aDesiredContentType, _retval);
1543
1544     /* FIXME: Should we do something here? */
1545     *_retval = TRUE;
1546
1547     return This->content_listener
1548         ? nsIURIContentListener_IsPreferred(This->content_listener, aContentType,
1549                   aDesiredContentType, _retval)
1550         : NS_OK;
1551 }
1552
1553 static nsresult NSAPI nsURIContentListener_CanHandleContent(nsIURIContentListener *iface,
1554         const char *aContentType, cpp_bool aIsContentPreferred, char **aDesiredContentType,
1555         cpp_bool *_retval)
1556 {
1557     NSContainer *This = impl_from_nsIURIContentListener(iface);
1558
1559     TRACE("(%p)->(%s %x %p %p)\n", This, debugstr_a(aContentType), aIsContentPreferred,
1560             aDesiredContentType, _retval);
1561
1562     return This->content_listener
1563         ? nsIURIContentListener_CanHandleContent(This->content_listener, aContentType,
1564                 aIsContentPreferred, aDesiredContentType, _retval)
1565         : NS_ERROR_NOT_IMPLEMENTED;
1566 }
1567
1568 static nsresult NSAPI nsURIContentListener_GetLoadCookie(nsIURIContentListener *iface,
1569         nsISupports **aLoadCookie)
1570 {
1571     NSContainer *This = impl_from_nsIURIContentListener(iface);
1572
1573     WARN("(%p)->(%p)\n", This, aLoadCookie);
1574
1575     return This->content_listener
1576         ? nsIURIContentListener_GetLoadCookie(This->content_listener, aLoadCookie)
1577         : NS_ERROR_NOT_IMPLEMENTED;
1578 }
1579
1580 static nsresult NSAPI nsURIContentListener_SetLoadCookie(nsIURIContentListener *iface,
1581         nsISupports *aLoadCookie)
1582 {
1583     NSContainer *This = impl_from_nsIURIContentListener(iface);
1584
1585     WARN("(%p)->(%p)\n", This, aLoadCookie);
1586
1587     return This->content_listener
1588         ? nsIURIContentListener_SetLoadCookie(This->content_listener, aLoadCookie)
1589         : NS_ERROR_NOT_IMPLEMENTED;
1590 }
1591
1592 static nsresult NSAPI nsURIContentListener_GetParentContentListener(nsIURIContentListener *iface,
1593         nsIURIContentListener **aParentContentListener)
1594 {
1595     NSContainer *This = impl_from_nsIURIContentListener(iface);
1596
1597     TRACE("(%p)->(%p)\n", This, aParentContentListener);
1598
1599     if(This->content_listener)
1600         nsIURIContentListener_AddRef(This->content_listener);
1601
1602     *aParentContentListener = This->content_listener;
1603     return NS_OK;
1604 }
1605
1606 static nsresult NSAPI nsURIContentListener_SetParentContentListener(nsIURIContentListener *iface,
1607         nsIURIContentListener *aParentContentListener)
1608 {
1609     NSContainer *This = impl_from_nsIURIContentListener(iface);
1610
1611     TRACE("(%p)->(%p)\n", This, aParentContentListener);
1612
1613     if(aParentContentListener == &This->nsIURIContentListener_iface)
1614         return NS_OK;
1615
1616     if(This->content_listener)
1617         nsIURIContentListener_Release(This->content_listener);
1618
1619     This->content_listener = aParentContentListener;
1620     if(This->content_listener)
1621         nsIURIContentListener_AddRef(This->content_listener);
1622
1623     return NS_OK;
1624 }
1625
1626 static const nsIURIContentListenerVtbl nsURIContentListenerVtbl = {
1627     nsURIContentListener_QueryInterface,
1628     nsURIContentListener_AddRef,
1629     nsURIContentListener_Release,
1630     nsURIContentListener_OnStartURIOpen,
1631     nsURIContentListener_DoContent,
1632     nsURIContentListener_IsPreferred,
1633     nsURIContentListener_CanHandleContent,
1634     nsURIContentListener_GetLoadCookie,
1635     nsURIContentListener_SetLoadCookie,
1636     nsURIContentListener_GetParentContentListener,
1637     nsURIContentListener_SetParentContentListener
1638 };
1639
1640 /**********************************************************
1641  *      nsIEmbeddinSiteWindow interface
1642  */
1643
1644 static inline NSContainer *impl_from_nsIEmbeddingSiteWindow(nsIEmbeddingSiteWindow *iface)
1645 {
1646     return CONTAINING_RECORD(iface, NSContainer, nsIEmbeddingSiteWindow_iface);
1647 }
1648
1649 static nsresult NSAPI nsEmbeddingSiteWindow_QueryInterface(nsIEmbeddingSiteWindow *iface,
1650         nsIIDRef riid, void **result)
1651 {
1652     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1653     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1654 }
1655
1656 static nsrefcnt NSAPI nsEmbeddingSiteWindow_AddRef(nsIEmbeddingSiteWindow *iface)
1657 {
1658     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1659     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1660 }
1661
1662 static nsrefcnt NSAPI nsEmbeddingSiteWindow_Release(nsIEmbeddingSiteWindow *iface)
1663 {
1664     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1665     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1666 }
1667
1668 static nsresult NSAPI nsEmbeddingSiteWindow_SetDimensions(nsIEmbeddingSiteWindow *iface,
1669         PRUint32 flags, PRInt32 x, PRInt32 y, PRInt32 cx, PRInt32 cy)
1670 {
1671     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1672     WARN("(%p)->(%08x %d %d %d %d)\n", This, flags, x, y, cx, cy);
1673     return NS_ERROR_NOT_IMPLEMENTED;
1674 }
1675
1676 static nsresult NSAPI nsEmbeddingSiteWindow_GetDimensions(nsIEmbeddingSiteWindow *iface,
1677         PRUint32 flags, PRInt32 *x, PRInt32 *y, PRInt32 *cx, PRInt32 *cy)
1678 {
1679     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1680     WARN("(%p)->(%08x %p %p %p %p)\n", This, flags, x, y, cx, cy);
1681     return NS_ERROR_NOT_IMPLEMENTED;
1682 }
1683
1684 static nsresult NSAPI nsEmbeddingSiteWindow_SetFocus(nsIEmbeddingSiteWindow *iface)
1685 {
1686     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1687
1688     TRACE("(%p)\n", This);
1689
1690     return nsIBaseWindow_SetFocus(This->window);
1691 }
1692
1693 static nsresult NSAPI nsEmbeddingSiteWindow_GetVisibility(nsIEmbeddingSiteWindow *iface,
1694         cpp_bool *aVisibility)
1695 {
1696     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1697
1698     TRACE("(%p)->(%p)\n", This, aVisibility);
1699
1700     *aVisibility = This->doc && This->doc->hwnd && IsWindowVisible(This->doc->hwnd);
1701     return NS_OK;
1702 }
1703
1704 static nsresult NSAPI nsEmbeddingSiteWindow_SetVisibility(nsIEmbeddingSiteWindow *iface,
1705         cpp_bool aVisibility)
1706 {
1707     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1708
1709     TRACE("(%p)->(%x)\n", This, aVisibility);
1710
1711     return NS_OK;
1712 }
1713
1714 static nsresult NSAPI nsEmbeddingSiteWindow_GetTitle(nsIEmbeddingSiteWindow *iface,
1715         PRUnichar **aTitle)
1716 {
1717     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1718     WARN("(%p)->(%p)\n", This, aTitle);
1719     return NS_ERROR_NOT_IMPLEMENTED;
1720 }
1721
1722 static nsresult NSAPI nsEmbeddingSiteWindow_SetTitle(nsIEmbeddingSiteWindow *iface,
1723         const PRUnichar *aTitle)
1724 {
1725     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1726     WARN("(%p)->(%s)\n", This, debugstr_w(aTitle));
1727     return NS_ERROR_NOT_IMPLEMENTED;
1728 }
1729
1730 static nsresult NSAPI nsEmbeddingSiteWindow_GetSiteWindow(nsIEmbeddingSiteWindow *iface,
1731         void **aSiteWindow)
1732 {
1733     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1734
1735     TRACE("(%p)->(%p)\n", This, aSiteWindow);
1736
1737     *aSiteWindow = This->hwnd;
1738     return NS_OK;
1739 }
1740
1741 static const nsIEmbeddingSiteWindowVtbl nsEmbeddingSiteWindowVtbl = {
1742     nsEmbeddingSiteWindow_QueryInterface,
1743     nsEmbeddingSiteWindow_AddRef,
1744     nsEmbeddingSiteWindow_Release,
1745     nsEmbeddingSiteWindow_SetDimensions,
1746     nsEmbeddingSiteWindow_GetDimensions,
1747     nsEmbeddingSiteWindow_SetFocus,
1748     nsEmbeddingSiteWindow_GetVisibility,
1749     nsEmbeddingSiteWindow_SetVisibility,
1750     nsEmbeddingSiteWindow_GetTitle,
1751     nsEmbeddingSiteWindow_SetTitle,
1752     nsEmbeddingSiteWindow_GetSiteWindow
1753 };
1754
1755 static inline NSContainer *impl_from_nsITooltipListener(nsITooltipListener *iface)
1756 {
1757     return CONTAINING_RECORD(iface, NSContainer, nsITooltipListener_iface);
1758 }
1759
1760 static nsresult NSAPI nsTooltipListener_QueryInterface(nsITooltipListener *iface, nsIIDRef riid,
1761         void **result)
1762 {
1763     NSContainer *This = impl_from_nsITooltipListener(iface);
1764     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1765 }
1766
1767 static nsrefcnt NSAPI nsTooltipListener_AddRef(nsITooltipListener *iface)
1768 {
1769     NSContainer *This = impl_from_nsITooltipListener(iface);
1770     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1771 }
1772
1773 static nsrefcnt NSAPI nsTooltipListener_Release(nsITooltipListener *iface)
1774 {
1775     NSContainer *This = impl_from_nsITooltipListener(iface);
1776     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1777 }
1778
1779 static nsresult NSAPI nsTooltipListener_OnShowTooltip(nsITooltipListener *iface,
1780         PRInt32 aXCoord, PRInt32 aYCoord, const PRUnichar *aTipText)
1781 {
1782     NSContainer *This = impl_from_nsITooltipListener(iface);
1783
1784     if (This->doc)
1785         show_tooltip(This->doc, aXCoord, aYCoord, aTipText);
1786
1787     return NS_OK;
1788 }
1789
1790 static nsresult NSAPI nsTooltipListener_OnHideTooltip(nsITooltipListener *iface)
1791 {
1792     NSContainer *This = impl_from_nsITooltipListener(iface);
1793
1794     if (This->doc)
1795         hide_tooltip(This->doc);
1796
1797     return NS_OK;
1798 }
1799
1800 static const nsITooltipListenerVtbl nsTooltipListenerVtbl = {
1801     nsTooltipListener_QueryInterface,
1802     nsTooltipListener_AddRef,
1803     nsTooltipListener_Release,
1804     nsTooltipListener_OnShowTooltip,
1805     nsTooltipListener_OnHideTooltip
1806 };
1807
1808 static inline NSContainer *impl_from_nsIInterfaceRequestor(nsIInterfaceRequestor *iface)
1809 {
1810     return CONTAINING_RECORD(iface, NSContainer, nsIInterfaceRequestor_iface);
1811 }
1812
1813 static nsresult NSAPI nsInterfaceRequestor_QueryInterface(nsIInterfaceRequestor *iface,
1814         nsIIDRef riid, void **result)
1815 {
1816     NSContainer *This = impl_from_nsIInterfaceRequestor(iface);
1817     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1818 }
1819
1820 static nsrefcnt NSAPI nsInterfaceRequestor_AddRef(nsIInterfaceRequestor *iface)
1821 {
1822     NSContainer *This = impl_from_nsIInterfaceRequestor(iface);
1823     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1824 }
1825
1826 static nsrefcnt NSAPI nsInterfaceRequestor_Release(nsIInterfaceRequestor *iface)
1827 {
1828     NSContainer *This = impl_from_nsIInterfaceRequestor(iface);
1829     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1830 }
1831
1832 static nsresult NSAPI nsInterfaceRequestor_GetInterface(nsIInterfaceRequestor *iface,
1833         nsIIDRef riid, void **result)
1834 {
1835     NSContainer *This = impl_from_nsIInterfaceRequestor(iface);
1836
1837     if(IsEqualGUID(&IID_nsIDOMWindow, riid)) {
1838         TRACE("(%p)->(IID_nsIDOMWindow %p)\n", This, result);
1839         return nsIWebBrowser_GetContentDOMWindow(This->webbrowser, (nsIDOMWindow**)result);
1840     }
1841
1842     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1843 }
1844
1845 static const nsIInterfaceRequestorVtbl nsInterfaceRequestorVtbl = {
1846     nsInterfaceRequestor_QueryInterface,
1847     nsInterfaceRequestor_AddRef,
1848     nsInterfaceRequestor_Release,
1849     nsInterfaceRequestor_GetInterface
1850 };
1851
1852 static inline NSContainer *impl_from_nsISupportsWeakReference(nsISupportsWeakReference *iface)
1853 {
1854     return CONTAINING_RECORD(iface, NSContainer, nsISupportsWeakReference_iface);
1855 }
1856
1857 static nsresult NSAPI nsSupportsWeakReference_QueryInterface(nsISupportsWeakReference *iface,
1858         nsIIDRef riid, void **result)
1859 {
1860     NSContainer *This = impl_from_nsISupportsWeakReference(iface);
1861     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1862 }
1863
1864 static nsrefcnt NSAPI nsSupportsWeakReference_AddRef(nsISupportsWeakReference *iface)
1865 {
1866     NSContainer *This = impl_from_nsISupportsWeakReference(iface);
1867     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1868 }
1869
1870 static nsrefcnt NSAPI nsSupportsWeakReference_Release(nsISupportsWeakReference *iface)
1871 {
1872     NSContainer *This = impl_from_nsISupportsWeakReference(iface);
1873     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1874 }
1875
1876 static nsresult NSAPI nsSupportsWeakReference_GetWeakReference(nsISupportsWeakReference *iface,
1877         nsIWeakReference **_retval)
1878 {
1879     NSContainer *This = impl_from_nsISupportsWeakReference(iface);
1880
1881     TRACE("(%p)->(%p)\n", This, _retval);
1882
1883     if(!This->weak_reference) {
1884         This->weak_reference = heap_alloc(sizeof(nsWeakReference));
1885         if(!This->weak_reference)
1886             return NS_ERROR_OUT_OF_MEMORY;
1887
1888         This->weak_reference->nsIWeakReference_iface.lpVtbl = &nsWeakReferenceVtbl;
1889         This->weak_reference->ref = 1;
1890         This->weak_reference->nscontainer = This;
1891     }
1892
1893     *_retval = &This->weak_reference->nsIWeakReference_iface;
1894     nsIWeakReference_AddRef(*_retval);
1895     return NS_OK;
1896 }
1897
1898 static const nsISupportsWeakReferenceVtbl nsSupportsWeakReferenceVtbl = {
1899     nsSupportsWeakReference_QueryInterface,
1900     nsSupportsWeakReference_AddRef,
1901     nsSupportsWeakReference_Release,
1902     nsSupportsWeakReference_GetWeakReference
1903 };
1904
1905 static HRESULT init_nscontainer(NSContainer *nscontainer)
1906 {
1907     nsIWebBrowserSetup *wbsetup;
1908     nsIScrollable *scrollable;
1909     nsresult nsres;
1910
1911     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr, NS_WEBBROWSER_CONTRACTID,
1912             NULL, &IID_nsIWebBrowser, (void**)&nscontainer->webbrowser);
1913     if(NS_FAILED(nsres)) {
1914         ERR("Creating WebBrowser failed: %08x\n", nsres);
1915         return E_FAIL;
1916     }
1917
1918     nsres = nsIWebBrowser_SetContainerWindow(nscontainer->webbrowser, &nscontainer->nsIWebBrowserChrome_iface);
1919     if(NS_FAILED(nsres)) {
1920         ERR("SetContainerWindow failed: %08x\n", nsres);
1921         return E_FAIL;
1922     }
1923
1924     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIBaseWindow,
1925             (void**)&nscontainer->window);
1926     if(NS_FAILED(nsres)) {
1927         ERR("Could not get nsIBaseWindow interface: %08x\n", nsres);
1928         return E_FAIL;
1929     }
1930
1931     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIWebBrowserSetup,
1932                                          (void**)&wbsetup);
1933     if(NS_SUCCEEDED(nsres)) {
1934         nsres = nsIWebBrowserSetup_SetProperty(wbsetup, SETUP_IS_CHROME_WRAPPER, FALSE);
1935         nsIWebBrowserSetup_Release(wbsetup);
1936         if(NS_FAILED(nsres)) {
1937             ERR("SetProperty(SETUP_IS_CHROME_WRAPPER) failed: %08x\n", nsres);
1938             return E_FAIL;
1939         }
1940     }else {
1941         ERR("Could not get nsIWebBrowserSetup interface\n");
1942         return E_FAIL;
1943     }
1944
1945     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIWebNavigation,
1946             (void**)&nscontainer->navigation);
1947     if(NS_FAILED(nsres)) {
1948         ERR("Could not get nsIWebNavigation interface: %08x\n", nsres);
1949         return E_FAIL;
1950     }
1951
1952     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIWebBrowserFocus,
1953             (void**)&nscontainer->focus);
1954     if(NS_FAILED(nsres)) {
1955         ERR("Could not get nsIWebBrowserFocus interface: %08x\n", nsres);
1956         return E_FAIL;
1957     }
1958
1959     if(!nscontainer_class) {
1960         register_nscontainer_class();
1961         if(!nscontainer_class)
1962             return E_FAIL;
1963     }
1964
1965     nscontainer->hwnd = CreateWindowExW(0, wszNsContainer, NULL,
1966             WS_CHILD | WS_CLIPSIBLINGS | WS_CLIPCHILDREN, 0, 0, 100, 100,
1967             GetDesktopWindow(), NULL, hInst, nscontainer);
1968     if(!nscontainer->hwnd) {
1969         WARN("Could not create window\n");
1970         return E_FAIL;
1971     }
1972
1973     nsres = nsIBaseWindow_InitWindow(nscontainer->window, nscontainer->hwnd, NULL, 0, 0, 100, 100);
1974     if(NS_SUCCEEDED(nsres)) {
1975         nsres = nsIBaseWindow_Create(nscontainer->window);
1976         if(NS_FAILED(nsres)) {
1977             WARN("Creating window failed: %08x\n", nsres);
1978             return E_FAIL;
1979         }
1980
1981         nsIBaseWindow_SetVisibility(nscontainer->window, FALSE);
1982         nsIBaseWindow_SetEnabled(nscontainer->window, FALSE);
1983     }else {
1984         ERR("InitWindow failed: %08x\n", nsres);
1985         return E_FAIL;
1986     }
1987
1988     nsres = nsIWebBrowser_SetParentURIContentListener(nscontainer->webbrowser,
1989             &nscontainer->nsIURIContentListener_iface);
1990     if(NS_FAILED(nsres))
1991         ERR("SetParentURIContentListener failed: %08x\n", nsres);
1992
1993     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIScrollable, (void**)&scrollable);
1994     if(NS_SUCCEEDED(nsres)) {
1995         nsres = nsIScrollable_SetDefaultScrollbarPreferences(scrollable,
1996                 ScrollOrientation_Y, Scrollbar_Always);
1997         if(NS_FAILED(nsres))
1998             ERR("Could not set default Y scrollbar prefs: %08x\n", nsres);
1999
2000         nsres = nsIScrollable_SetDefaultScrollbarPreferences(scrollable,
2001                 ScrollOrientation_X, Scrollbar_Auto);
2002         if(NS_FAILED(nsres))
2003             ERR("Could not set default X scrollbar prefs: %08x\n", nsres);
2004
2005         nsIScrollable_Release(scrollable);
2006     }else {
2007         ERR("Could not get nsIScrollable: %08x\n", nsres);
2008     }
2009
2010     return S_OK;
2011 }
2012
2013 HRESULT create_nscontainer(HTMLDocumentObj *doc, NSContainer **_ret)
2014 {
2015     NSContainer *ret;
2016     HRESULT hres;
2017
2018     if(!load_gecko())
2019         return CLASS_E_CLASSNOTAVAILABLE;
2020
2021     ret = heap_alloc_zero(sizeof(NSContainer));
2022     if(!ret)
2023         return E_OUTOFMEMORY;
2024
2025     ret->nsIWebBrowserChrome_iface.lpVtbl = &nsWebBrowserChromeVtbl;
2026     ret->nsIContextMenuListener_iface.lpVtbl = &nsContextMenuListenerVtbl;
2027     ret->nsIURIContentListener_iface.lpVtbl = &nsURIContentListenerVtbl;
2028     ret->nsIEmbeddingSiteWindow_iface.lpVtbl = &nsEmbeddingSiteWindowVtbl;
2029     ret->nsITooltipListener_iface.lpVtbl = &nsTooltipListenerVtbl;
2030     ret->nsIInterfaceRequestor_iface.lpVtbl = &nsInterfaceRequestorVtbl;
2031     ret->nsISupportsWeakReference_iface.lpVtbl = &nsSupportsWeakReferenceVtbl;
2032
2033     ret->doc = doc;
2034     ret->ref = 1;
2035
2036     hres = init_nscontainer(ret);
2037     if(SUCCEEDED(hres))
2038         *_ret = ret;
2039     else
2040         nsIWebBrowserChrome_Release(&ret->nsIWebBrowserChrome_iface);
2041     return hres;
2042 }
2043
2044 void NSContainer_Release(NSContainer *This)
2045 {
2046     TRACE("(%p)\n", This);
2047
2048     This->doc = NULL;
2049
2050     ShowWindow(This->hwnd, SW_HIDE);
2051     SetParent(This->hwnd, NULL);
2052
2053     nsIBaseWindow_SetVisibility(This->window, FALSE);
2054     nsIBaseWindow_Destroy(This->window);
2055
2056     nsIWebBrowser_SetContainerWindow(This->webbrowser, NULL);
2057
2058     nsIWebBrowser_Release(This->webbrowser);
2059     This->webbrowser = NULL;
2060
2061     nsIWebNavigation_Release(This->navigation);
2062     This->navigation = NULL;
2063
2064     nsIBaseWindow_Release(This->window);
2065     This->window = NULL;
2066
2067     nsIWebBrowserFocus_Release(This->focus);
2068     This->focus = NULL;
2069
2070     if(This->editor_controller) {
2071         nsIController_Release(This->editor_controller);
2072         This->editor_controller = NULL;
2073     }
2074
2075     if(This->editor) {
2076         nsIEditor_Release(This->editor);
2077         This->editor = NULL;
2078     }
2079
2080     if(This->content_listener) {
2081         nsIURIContentListener_Release(This->content_listener);
2082         This->content_listener = NULL;
2083     }
2084
2085     if(This->hwnd) {
2086         DestroyWindow(This->hwnd);
2087         This->hwnd = NULL;
2088     }
2089
2090     nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
2091 }