dlls/mshtml/nsembed.c

   1 /*
   2  * Copyright 2005-2007 Jacek Caban for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #include "config.h"
  20
  21 #include <stdarg.h>
  22 #include <assert.h>
  23
  24 #define COBJMACROS
  25
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winuser.h"
  29 #include "winreg.h"
  30 #include "ole2.h"
  31 #include "shlobj.h"
  32 #include "shlwapi.h"
  33
  34 #include "wine/debug.h"
  35
  36 #include "mshtml_private.h"
  37 #include "htmlevent.h"
  38 #include "binding.h"
  39
  40 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
  41 WINE_DECLARE_DEBUG_CHANNEL(gecko);
  42
  43 #define NS_APPSTARTUPNOTIFIER_CONTRACTID "@mozilla.org/embedcomp/appstartup-notifier;1"
  44 #define NS_WEBBROWSER_CONTRACTID "@mozilla.org/embedding/browser/nsWebBrowser;1"
  45 #define NS_MEMORY_CONTRACTID "@mozilla.org/xpcom/memory-service;1"
  46 #define NS_COMMANDPARAMS_CONTRACTID "@mozilla.org/embedcomp/command-params;1"
  47 #define NS_HTMLSERIALIZER_CONTRACTID "@mozilla.org/layout/contentserializer;1?mimetype=text/html"
  48 #define NS_EDITORCONTROLLER_CONTRACTID "@mozilla.org/editor/editorcontroller;1"
  49 #define NS_PREFERENCES_CONTRACTID "@mozilla.org/preferences;1"
  50 #define NS_VARIANT_CONTRACTID "@mozilla.org/variant;1"
  51 #define NS_CATEGORYMANAGER_CONTRACTID "@mozilla.org/categorymanager;1"
  52
  53 #define PR_UINT32_MAX 0xffffffff
  54
  55 #define NS_STRING_CONTAINER_INIT_DEPEND  0x0002
  56 #define NS_CSTRING_CONTAINER_INIT_DEPEND 0x0002
  57
  58 typedef UINT32 PRUint32;
  59
  60 static nsresult (CDECL *NS_InitXPCOM2)(nsIServiceManager**,void*,void*);
  61 static nsresult (CDECL *NS_ShutdownXPCOM)(nsIServiceManager*);
  62 static nsresult (CDECL *NS_GetComponentRegistrar)(nsIComponentRegistrar**);
  63 static nsresult (CDECL *NS_StringContainerInit2)(nsStringContainer*,const PRUnichar*,PRUint32,PRUint32);
  64 static nsresult (CDECL *NS_CStringContainerInit2)(nsCStringContainer*,const char*,PRUint32,PRUint32);
  65 static nsresult (CDECL *NS_StringContainerFinish)(nsStringContainer*);
  66 static nsresult (CDECL *NS_CStringContainerFinish)(nsCStringContainer*);
  67 static nsresult (CDECL *NS_StringSetData)(nsAString*,const PRUnichar*,PRUint32);
  68 static nsresult (CDECL *NS_CStringSetData)(nsACString*,const char*,PRUint32);
  69 static nsresult (CDECL *NS_NewLocalFile)(const nsAString*,cpp_bool,nsIFile**);
  70 static PRUint32 (CDECL *NS_StringGetData)(const nsAString*,const PRUnichar **,cpp_bool*);
  71 static PRUint32 (CDECL *NS_CStringGetData)(const nsACString*,const char**,cpp_bool*);
  72
  73 static HINSTANCE xul_handle = NULL;
  74
  75 static nsIServiceManager *pServMgr = NULL;
  76 static nsIComponentManager *pCompMgr = NULL;
  77 static nsICategoryManager *cat_mgr;
  78 static nsIMemory *nsmem = NULL;
  79 static nsIFile *profile_directory, *plugin_directory;
  80
  81 static const WCHAR wszNsContainer[] = {'N','s','C','o','n','t','a','i','n','e','r',0};
  82
  83 static ATOM nscontainer_class;
  84 static WCHAR gecko_path[MAX_PATH];
  85 static unsigned gecko_path_len;
  86
  87 nsresult create_nsfile(const PRUnichar *path, nsIFile **ret)
  88 {
  89     nsAString str;
  90     nsresult nsres;
  91
  92     nsAString_InitDepend(&str, path);
  93     nsres = NS_NewLocalFile(&str, FALSE, ret);
  94     nsAString_Finish(&str);
  95
  96     if(NS_FAILED(nsres))
  97         WARN("NS_NewLocalFile failed: %08x\n", nsres);
  98     return nsres;
  99 }
 100
 101 typedef struct {
 102     nsISimpleEnumerator nsISimpleEnumerator_iface;
 103     LONG ref;
 104     nsISupports *value;
 105 } nsSingletonEnumerator;
 106
 107 static inline nsSingletonEnumerator *impl_from_nsISimpleEnumerator(nsISimpleEnumerator *iface)
 108 {
 109     return CONTAINING_RECORD(iface, nsSingletonEnumerator, nsISimpleEnumerator_iface);
 110 }
 111
 112 static nsresult NSAPI nsSingletonEnumerator_QueryInterface(nsISimpleEnumerator *iface, nsIIDRef riid, void **ppv)
 113 {
 114     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 115
 116     if(IsEqualGUID(&IID_nsISupports, riid)) {
 117         TRACE("(%p)->(IID_nsISupports %p)\n", This, ppv);
 118         *ppv = &This->nsISimpleEnumerator_iface;
 119     }else if(IsEqualGUID(&IID_nsISimpleEnumerator, riid)) {
 120         TRACE("(%p)->(IID_nsISimpleEnumerator %p)\n", This, ppv);
 121         *ppv = &This->nsISimpleEnumerator_iface;
 122     }else {
 123         TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
 124         *ppv = NULL;
 125         return NS_NOINTERFACE;
 126     }
 127
 128     nsISupports_AddRef((nsISupports*)*ppv);
 129     return NS_OK;
 130 }
 131
 132 static nsrefcnt NSAPI nsSingletonEnumerator_AddRef(nsISimpleEnumerator *iface)
 133 {
 134     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 135     nsrefcnt ref = InterlockedIncrement(&This->ref);
 136
 137     TRACE("(%p) ref=%d\n", This, ref);
 138
 139     return ref;
 140 }
 141
 142 static nsrefcnt NSAPI nsSingletonEnumerator_Release(nsISimpleEnumerator *iface)
 143 {
 144     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 145     nsrefcnt ref = InterlockedDecrement(&This->ref);
 146
 147     TRACE("(%p) ref=%d\n", This, ref);
 148
 149     if(!ref) {
 150         if(This->value)
 151             nsISupports_Release(This->value);
 152         heap_free(This);
 153     }
 154
 155     return ref;
 156 }
 157
 158 static nsresult NSAPI nsSingletonEnumerator_HasMoreElements(nsISimpleEnumerator *iface, cpp_bool *_retval)
 159 {
 160     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 161
 162     TRACE("(%p)->()\n", This);
 163
 164     *_retval = This->value != NULL;
 165     return NS_OK;
 166 }
 167
 168 static nsresult NSAPI nsSingletonEnumerator_GetNext(nsISimpleEnumerator *iface, nsISupports **_retval)
 169 {
 170     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 171
 172     TRACE("(%p)->()\n", This);
 173
 174     if(!This->value)
 175         return NS_ERROR_UNEXPECTED;
 176
 177     *_retval = This->value;
 178     This->value = NULL;
 179     return NS_OK;
 180 }
 181
 182 static const nsISimpleEnumeratorVtbl nsSingletonEnumeratorVtbl = {
 183     nsSingletonEnumerator_QueryInterface,
 184     nsSingletonEnumerator_AddRef,
 185     nsSingletonEnumerator_Release,
 186     nsSingletonEnumerator_HasMoreElements,
 187     nsSingletonEnumerator_GetNext
 188 };
 189
 190 static nsISimpleEnumerator *create_singleton_enumerator(nsISupports *value)
 191 {
 192     nsSingletonEnumerator *ret;
 193
 194     ret = heap_alloc(sizeof(*ret));
 195     if(!ret)
 196         return NULL;
 197
 198     ret->nsISimpleEnumerator_iface.lpVtbl = &nsSingletonEnumeratorVtbl;
 199     ret->ref = 1;
 200
 201     if(value)
 202         nsISupports_AddRef(value);
 203     ret->value = value;
 204     return &ret->nsISimpleEnumerator_iface;
 205 }
 206
 207 static nsresult NSAPI nsDirectoryServiceProvider2_QueryInterface(nsIDirectoryServiceProvider2 *iface,
 208         nsIIDRef riid, void **result)
 209 {
 210     if(IsEqualGUID(&IID_nsISupports, riid)) {
 211         TRACE("(IID_nsISupports %p)\n", result);
 212         *result = iface;
 213     }else if(IsEqualGUID(&IID_nsIDirectoryServiceProvider, riid)) {
 214         TRACE("(IID_nsIDirectoryServiceProvider %p)\n", result);
 215         *result = iface;
 216     }else if(IsEqualGUID(&IID_nsIDirectoryServiceProvider2, riid)) {
 217         TRACE("(IID_nsIDirectoryServiceProvider2 %p)\n", result);
 218         *result = iface;
 219     }else {
 220         WARN("(%s %p)\n", debugstr_guid(riid), result);
 221         *result = NULL;
 222         return NS_NOINTERFACE;
 223     }
 224
 225     nsISupports_AddRef((nsISupports*)*result);
 226     return NS_OK;
 227 }
 228
 229 static nsrefcnt NSAPI nsDirectoryServiceProvider2_AddRef(nsIDirectoryServiceProvider2 *iface)
 230 {
 231     return 2;
 232 }
 233
 234 static nsrefcnt NSAPI nsDirectoryServiceProvider2_Release(nsIDirectoryServiceProvider2 *iface)
 235 {
 236     return 1;
 237 }
 238
 239 static nsresult create_profile_directory(void)
 240 {
 241     static const WCHAR wine_geckoW[] = {'\\','w','i','n','e','_','g','e','c','k','o',0};
 242
 243     WCHAR path[MAX_PATH + sizeof(wine_geckoW)/sizeof(WCHAR)];
 244     cpp_bool exists;
 245     nsresult nsres;
 246     HRESULT hres;
 247
 248     hres = SHGetFolderPathW(NULL, CSIDL_APPDATA, NULL, SHGFP_TYPE_CURRENT, path);
 249     if(FAILED(hres)) {
 250         ERR("SHGetFolderPath failed: %08x\n", hres);
 251         return NS_ERROR_FAILURE;
 252     }
 253
 254     strcatW(path, wine_geckoW);
 255     nsres = create_nsfile(path, &profile_directory);
 256     if(NS_FAILED(nsres))
 257         return nsres;
 258
 259     nsres = nsIFile_Exists(profile_directory, &exists);
 260     if(NS_FAILED(nsres)) {
 261         ERR("Exists failed: %08x\n", nsres);
 262         return nsres;
 263     }
 264
 265     if(!exists) {
 266         nsres = nsIFile_Create(profile_directory, 1, 0700);
 267         if(NS_FAILED(nsres))
 268             ERR("Create failed: %08x\n", nsres);
 269     }
 270
 271     return nsres;
 272 }
 273
 274 static nsresult NSAPI nsDirectoryServiceProvider2_GetFile(nsIDirectoryServiceProvider2 *iface,
 275         const char *prop, cpp_bool *persistent, nsIFile **_retval)
 276 {
 277     TRACE("(%s %p %p)\n", debugstr_a(prop), persistent, _retval);
 278
 279     if(!strcmp(prop, "ProfD")) {
 280         if(!profile_directory) {
 281             nsresult nsres;
 282
 283             nsres = create_profile_directory();
 284             if(NS_FAILED(nsres))
 285                 return nsres;
 286         }
 287
 288         assert(profile_directory != NULL);
 289         return nsIFile_Clone(profile_directory, _retval);
 290     }
 291
 292     *_retval = NULL;
 293     return NS_ERROR_FAILURE;
 294 }
 295
 296 static nsresult NSAPI nsDirectoryServiceProvider2_GetFiles(nsIDirectoryServiceProvider2 *iface,
 297         const char *prop, nsISimpleEnumerator **_retval)
 298 {
 299     TRACE("(%s %p)\n", debugstr_a(prop), _retval);
 300
 301     if(!strcmp(prop, "APluginsDL")) {
 302         WCHAR plugin_path[MAX_PATH];
 303         nsIFile *file;
 304         int len;
 305         nsresult nsres;
 306
 307         if(!plugin_directory) {
 308             static const WCHAR gecko_pluginW[] = {'\\','g','e','c','k','o','\\','p','l','u','g','i','n',0};
 309
 310             len = GetSystemDirectoryW(plugin_path, (sizeof(plugin_path)-sizeof(gecko_pluginW))/sizeof(WCHAR)+1);
 311             if(!len)
 312                 return NS_ERROR_UNEXPECTED;
 313
 314             strcpyW(plugin_path+len, gecko_pluginW);
 315             nsres = create_nsfile(plugin_path, &plugin_directory);
 316             if(NS_FAILED(nsres)) {
 317                 *_retval = NULL;
 318                 return nsres;
 319             }
 320         }
 321
 322         nsres = nsIFile_Clone(plugin_directory, &file);
 323         if(NS_FAILED(nsres))
 324             return nsres;
 325
 326         *_retval = create_singleton_enumerator((nsISupports*)file);
 327         nsIFile_Release(file);
 328         if(!*_retval)
 329             return NS_ERROR_OUT_OF_MEMORY;
 330
 331         return NS_OK;
 332     }
 333
 334     *_retval = NULL;
 335     return NS_ERROR_FAILURE;
 336 }
 337
 338 static const nsIDirectoryServiceProvider2Vtbl nsDirectoryServiceProvider2Vtbl = {
 339     nsDirectoryServiceProvider2_QueryInterface,
 340     nsDirectoryServiceProvider2_AddRef,
 341     nsDirectoryServiceProvider2_Release,
 342     nsDirectoryServiceProvider2_GetFile,
 343     nsDirectoryServiceProvider2_GetFiles
 344 };
 345
 346 static nsIDirectoryServiceProvider2 nsDirectoryServiceProvider2 =
 347     { &nsDirectoryServiceProvider2Vtbl };
 348
 349 static LRESULT WINAPI nsembed_proc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
 350 {
 351     NSContainer *This;
 352     nsresult nsres;
 353
 354     static const WCHAR wszTHIS[] = {'T','H','I','S',0};
 355
 356     if(msg == WM_CREATE) {
 357         This = *(NSContainer**)lParam;
 358         SetPropW(hwnd, wszTHIS, This);
 359     }else {
 360         This = GetPropW(hwnd, wszTHIS);
 361     }
 362
 363     switch(msg) {
 364     case WM_SIZE:
 365         TRACE("(%p)->(WM_SIZE)\n", This);
 366
 367         nsres = nsIBaseWindow_SetSize(This->window,
 368                 LOWORD(lParam), HIWORD(lParam), TRUE);
 369         if(NS_FAILED(nsres))
 370             WARN("SetSize failed: %08x\n", nsres);
 371         break;
 372
 373     case WM_PARENTNOTIFY:
 374         TRACE("WM_PARENTNOTIFY %x\n", (unsigned)wParam);
 375
 376         switch(wParam) {
 377         case WM_LBUTTONDOWN:
 378         case WM_RBUTTONDOWN:
 379             nsIWebBrowserFocus_Activate(This->focus);
 380         }
 381     }
 382
 383     return DefWindowProcW(hwnd, msg, wParam, lParam);
 384 }
 385
 386
 387 static void register_nscontainer_class(void)
 388 {
 389     static WNDCLASSEXW wndclass = {
 390         sizeof(WNDCLASSEXW),
 391         CS_DBLCLKS,
 392         nsembed_proc,
 393         0, 0, NULL, NULL, NULL, NULL, NULL,
 394         wszNsContainer,
 395         NULL,
 396     };
 397     wndclass.hInstance = hInst;
 398     nscontainer_class = RegisterClassExW(&wndclass);
 399 }
 400
 401 static BOOL install_wine_gecko(void)
 402 {
 403     PROCESS_INFORMATION pi;
 404     STARTUPINFOW si;
 405     WCHAR app[MAX_PATH];
 406     WCHAR *args;
 407     LONG len;
 408     BOOL ret;
 409
 410     static const WCHAR controlW[] = {'\\','c','o','n','t','r','o','l','.','e','x','e',0};
 411     static const WCHAR argsW[] =
 412         {' ','a','p','p','w','i','z','.','c','p','l',' ','i','n','s','t','a','l','l','_','g','e','c','k','o',0};
 413
 414     len = GetSystemDirectoryW(app, MAX_PATH-sizeof(controlW)/sizeof(WCHAR));
 415     memcpy(app+len, controlW, sizeof(controlW));
 416
 417     args = heap_alloc(len*sizeof(WCHAR) + sizeof(controlW) + sizeof(argsW));
 418     if(!args)
 419         return FALSE;
 420
 421     memcpy(args, app, len*sizeof(WCHAR) + sizeof(controlW));
 422     memcpy(args + len + sizeof(controlW)/sizeof(WCHAR)-1, argsW, sizeof(argsW));
 423
 424     TRACE("starting %s\n", debugstr_w(args));
 425
 426     memset(&si, 0, sizeof(si));
 427     si.cb = sizeof(si);
 428     ret = CreateProcessW(app, args, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi);
 429     heap_free(args);
 430     if (ret) {
 431         CloseHandle(pi.hThread);
 432         WaitForSingleObject(pi.hProcess, INFINITE);
 433         CloseHandle(pi.hProcess);
 434     }
 435
 436     return ret;
 437 }
 438
 439 static void set_environment(LPCWSTR gre_path)
 440 {
 441     WCHAR path_env[MAX_PATH], buf[20];
 442     int len, debug_level = 0;
 443
 444     static const WCHAR pathW[] = {'P','A','T','H',0};
 445     static const WCHAR warnW[] = {'w','a','r','n',0};
 446     static const WCHAR xpcom_debug_breakW[] =
 447         {'X','P','C','O','M','_','D','E','B','U','G','_','B','R','E','A','K',0};
 448     static const WCHAR nspr_log_modulesW[] =
 449         {'N','S','P','R','_','L','O','G','_','M','O','D','U','L','E','S',0};
 450     static const WCHAR debug_formatW[] = {'a','l','l',':','%','d',0};
 451
 452     /* We have to modify PATH as XPCOM loads other DLLs from this directory. */
 453     GetEnvironmentVariableW(pathW, path_env, sizeof(path_env)/sizeof(WCHAR));
 454     len = strlenW(path_env);
 455     path_env[len++] = ';';
 456     strcpyW(path_env+len, gre_path);
 457     SetEnvironmentVariableW(pathW, path_env);
 458
 459     SetEnvironmentVariableW(xpcom_debug_breakW, warnW);
 460
 461     if(TRACE_ON(gecko))
 462         debug_level = 5;
 463     else if(WARN_ON(gecko))
 464         debug_level = 3;
 465     else if(ERR_ON(gecko))
 466         debug_level = 2;
 467
 468     sprintfW(buf, debug_formatW, debug_level);
 469     SetEnvironmentVariableW(nspr_log_modulesW, buf);
 470 }
 471
 472 static BOOL load_xul(const PRUnichar *gre_path)
 473 {
 474     static const WCHAR xul_dllW[] = {'\\','x','u','l','.','d','l','l',0};
 475     WCHAR file_name[MAX_PATH];
 476
 477     strcpyW(file_name, gre_path);
 478     strcatW(file_name, xul_dllW);
 479
 480     TRACE("(%s)\n", debugstr_w(file_name));
 481
 482     set_environment(gre_path);
 483
 484     xul_handle = LoadLibraryExW(file_name, 0, LOAD_WITH_ALTERED_SEARCH_PATH);
 485     if(!xul_handle) {
 486         WARN("Could not load XUL: %d\n", GetLastError());
 487         return FALSE;
 488     }
 489
 490 #define NS_DLSYM(func) \
 491     func = (void *)GetProcAddress(xul_handle, #func); \
 492     if(!func) \
 493         ERR("Could not GetProcAddress(" #func ") failed\n")
 494
 495     NS_DLSYM(NS_InitXPCOM2);
 496     NS_DLSYM(NS_ShutdownXPCOM);
 497     NS_DLSYM(NS_GetComponentRegistrar);
 498     NS_DLSYM(NS_StringContainerInit2);
 499     NS_DLSYM(NS_CStringContainerInit2);
 500     NS_DLSYM(NS_StringContainerFinish);
 501     NS_DLSYM(NS_CStringContainerFinish);
 502     NS_DLSYM(NS_StringSetData);
 503     NS_DLSYM(NS_CStringSetData);
 504     NS_DLSYM(NS_NewLocalFile);
 505     NS_DLSYM(NS_StringGetData);
 506     NS_DLSYM(NS_CStringGetData);
 507
 508 #undef NS_DLSYM
 509
 510 #define NS_DLSYM(func) \
 511     func = (void *)GetProcAddress(xul_handle, #func); \
 512     if(!func) \
 513         ERR("Could not GetProcAddress(" #func ") failed\n")
 514
 515     NS_DLSYM(ccref_incr);
 516     NS_DLSYM(ccref_decr);
 517     NS_DLSYM(ccref_init);
 518     NS_DLSYM(ccref_unmark_if_purple);
 519     NS_DLSYM(ccp_init);
 520     NS_DLSYM(describe_cc_node);
 521     NS_DLSYM(note_cc_edge);
 522
 523 #undef NS_DLSYM
 524
 525     return TRUE;
 526 }
 527
 528 static BOOL check_version(LPCWSTR gre_path, const char *version_string)
 529 {
 530     WCHAR file_name[MAX_PATH];
 531     char version[128];
 532     DWORD read=0;
 533     HANDLE hfile;
 534
 535     static const WCHAR wszVersion[] = {'\\','V','E','R','S','I','O','N',0};
 536
 537     strcpyW(file_name, gre_path);
 538     strcatW(file_name, wszVersion);
 539
 540     hfile = CreateFileW(file_name, GENERIC_READ, FILE_SHARE_READ, NULL,
 541                         OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
 542     if(hfile == INVALID_HANDLE_VALUE) {
 543         ERR("Could not open VERSION file\n");
 544         return FALSE;
 545     }
 546
 547     ReadFile(hfile, version, sizeof(version), &read, NULL);
 548     version[read] = 0;
 549     CloseHandle(hfile);
 550
 551     TRACE("%s\n", debugstr_a(version));
 552
 553     if(strcmp(version, version_string)) {
 554         ERR("Unexpected version %s, expected %s\n", debugstr_a(version),
 555             debugstr_a(version_string));
 556         return FALSE;
 557     }
 558
 559     return TRUE;
 560 }
 561
 562 static BOOL load_wine_gecko_v(PRUnichar *gre_path, HKEY mshtml_key,
 563         const char *version, const char *version_string)
 564 {
 565     DWORD res, type, size = MAX_PATH;
 566     HKEY hkey = mshtml_key;
 567
 568     static const WCHAR wszGeckoPath[] =
 569         {'G','e','c','k','o','P','a','t','h',0};
 570
 571     if(version) {
 572         /* @@ Wine registry key: HKLM\Software\Wine\MSHTML\<version> */
 573         res = RegOpenKeyA(mshtml_key, version, &hkey);
 574         if(res != ERROR_SUCCESS)
 575             return FALSE;
 576     }
 577
 578     res = RegQueryValueExW(hkey, wszGeckoPath, NULL, &type, (LPBYTE)gre_path, &size);
 579     if(hkey != mshtml_key)
 580         RegCloseKey(hkey);
 581     if(res != ERROR_SUCCESS || type != REG_SZ)
 582         return FALSE;
 583
 584     if(!check_version(gre_path, version_string))
 585         return FALSE;
 586
 587     return load_xul(gre_path);
 588 }
 589
 590 static BOOL load_wine_gecko(PRUnichar *gre_path)
 591 {
 592     HKEY hkey;
 593     DWORD res;
 594     BOOL ret;
 595
 596     static const WCHAR wszMshtmlKey[] = {
 597         'S','o','f','t','w','a','r','e','\\','W','i','n','e',
 598         '\\','M','S','H','T','M','L',0};
 599
 600     /* @@ Wine registry key: HKLM\Software\Wine\MSHTML */
 601     res = RegOpenKeyW(HKEY_LOCAL_MACHINE, wszMshtmlKey, &hkey);
 602     if(res != ERROR_SUCCESS)
 603         return FALSE;
 604
 605     ret = load_wine_gecko_v(gre_path, hkey, GECKO_VERSION, GECKO_VERSION_STRING);
 606
 607     RegCloseKey(hkey);
 608     return ret;
 609 }
 610
 611 static void set_bool_pref(nsIPrefBranch *pref, const char *pref_name, BOOL val)
 612 {
 613     nsresult nsres;
 614
 615     nsres = nsIPrefBranch_SetBoolPref(pref, pref_name, val);
 616     if(NS_FAILED(nsres))
 617         ERR("Could not set pref %s\n", debugstr_a(pref_name));
 618 }
 619
 620 static void set_int_pref(nsIPrefBranch *pref, const char *pref_name, int val)
 621 {
 622     nsresult nsres;
 623
 624     nsres = nsIPrefBranch_SetIntPref(pref, pref_name, val);
 625     if(NS_FAILED(nsres))
 626         ERR("Could not set pref %s\n", debugstr_a(pref_name));
 627 }
 628
 629 static void set_string_pref(nsIPrefBranch *pref, const char *pref_name, const char *val)
 630 {
 631     nsresult nsres;
 632
 633     nsres = nsIPrefBranch_SetCharPref(pref, pref_name, val);
 634     if(NS_FAILED(nsres))
 635         ERR("Could not set pref %s\n", debugstr_a(pref_name));
 636 }
 637
 638 static void set_lang(nsIPrefBranch *pref)
 639 {
 640     char langs[100];
 641     DWORD res, size, type;
 642     HKEY hkey;
 643
 644     static const WCHAR international_keyW[] =
 645         {'S','o','f','t','w','a','r','e',
 646          '\\','M','i','c','r','o','s','o','f','t',
 647          '\\','I','n','t','e','r','n','e','t',' ','E','x','p','l','o','r','e','r',
 648          '\\','I','n','t','e','r','n','a','t','i','o','n','a','l',0};
 649
 650     res = RegOpenKeyW(HKEY_CURRENT_USER, international_keyW, &hkey);
 651     if(res != ERROR_SUCCESS)
 652         return;
 653
 654     size = sizeof(langs);
 655     res = RegQueryValueExA(hkey, "AcceptLanguage", 0, &type, (LPBYTE)langs, &size);
 656     RegCloseKey(hkey);
 657     if(res != ERROR_SUCCESS || type != REG_SZ)
 658         return;
 659
 660     TRACE("Setting lang %s\n", debugstr_a(langs));
 661
 662     set_string_pref(pref, "intl.accept_languages", langs);
 663 }
 664
 665 static void set_preferences(void)
 666 {
 667     nsIPrefBranch *pref;
 668     nsresult nsres;
 669
 670     nsres = nsIServiceManager_GetServiceByContractID(pServMgr, NS_PREFERENCES_CONTRACTID,
 671             &IID_nsIPrefBranch, (void**)&pref);
 672     if(NS_FAILED(nsres)) {
 673         ERR("Could not get preference service: %08x\n", nsres);
 674         return;
 675     }
 676
 677     set_lang(pref);
 678     set_bool_pref(pref, "security.warn_entering_secure", FALSE);
 679     set_bool_pref(pref, "security.warn_submit_insecure", FALSE);
 680     set_int_pref(pref, "layout.spellcheckDefault", 0);
 681
 682     nsIPrefBranch_Release(pref);
 683 }
 684
 685 static BOOL init_xpcom(const PRUnichar *gre_path)
 686 {
 687     nsIComponentRegistrar *registrar = NULL;
 688     nsIFile *gre_dir;
 689     WCHAR *ptr;
 690     nsresult nsres;
 691
 692     nsres = create_nsfile(gre_path, &gre_dir);
 693     if(NS_FAILED(nsres)) {
 694         FreeLibrary(xul_handle);
 695         return FALSE;
 696     }
 697
 698     nsres = NS_InitXPCOM2(&pServMgr, gre_dir, (nsIDirectoryServiceProvider*)&nsDirectoryServiceProvider2);
 699     if(NS_FAILED(nsres)) {
 700         ERR("NS_InitXPCOM2 failed: %08x\n", nsres);
 701         FreeLibrary(xul_handle);
 702         return FALSE;
 703     }
 704
 705     strcpyW(gecko_path, gre_path);
 706     for(ptr = gecko_path; *ptr; ptr++) {
 707         if(*ptr == '\\')
 708             *ptr = '/';
 709     }
 710     gecko_path_len = ptr-gecko_path;
 711
 712     nsres = nsIServiceManager_QueryInterface(pServMgr, &IID_nsIComponentManager, (void**)&pCompMgr);
 713     if(NS_FAILED(nsres))
 714         ERR("Could not get nsIComponentManager: %08x\n", nsres);
 715
 716     nsres = NS_GetComponentRegistrar(&registrar);
 717     if(NS_SUCCEEDED(nsres))
 718         init_nsio(pCompMgr, registrar);
 719     else
 720         ERR("NS_GetComponentRegistrar failed: %08x\n", nsres);
 721
 722     init_mutation(pCompMgr);
 723     set_preferences();
 724
 725     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr, NS_MEMORY_CONTRACTID,
 726             NULL, &IID_nsIMemory, (void**)&nsmem);
 727     if(NS_FAILED(nsres))
 728         ERR("Could not get nsIMemory: %08x\n", nsres);
 729
 730     nsres = nsIServiceManager_GetServiceByContractID(pServMgr, NS_CATEGORYMANAGER_CONTRACTID,
 731             &IID_nsICategoryManager, (void**)&cat_mgr);
 732     if(NS_FAILED(nsres))
 733         ERR("Could not get category manager service: %08x\n", nsres);
 734
 735     if(registrar) {
 736         register_nsservice(registrar, pServMgr);
 737         nsIComponentRegistrar_Release(registrar);
 738     }
 739
 740     init_node_cc();
 741
 742     return TRUE;
 743 }
 744
 745 static CRITICAL_SECTION cs_load_gecko;
 746 static CRITICAL_SECTION_DEBUG cs_load_gecko_dbg =
 747 {
 748     0, 0, &cs_load_gecko,
 749     { &cs_load_gecko_dbg.ProcessLocksList, &cs_load_gecko_dbg.ProcessLocksList },
 750       0, 0, { (DWORD_PTR)(__FILE__ ": load_gecko") }
 751 };
 752 static CRITICAL_SECTION cs_load_gecko = { &cs_load_gecko_dbg, -1, 0, 0, 0, 0 };
 753
 754 BOOL load_gecko(void)
 755 {
 756     PRUnichar gre_path[MAX_PATH];
 757     BOOL ret = FALSE;
 758
 759     static DWORD loading_thread;
 760
 761     TRACE("()\n");
 762
 763     /* load_gecko may be called recursively */
 764     if(loading_thread == GetCurrentThreadId())
 765         return pCompMgr != NULL;
 766
 767     EnterCriticalSection(&cs_load_gecko);
 768
 769     if(!loading_thread) {
 770         loading_thread = GetCurrentThreadId();
 771
 772         if(load_wine_gecko(gre_path)
 773            || (install_wine_gecko() && load_wine_gecko(gre_path)))
 774             ret = init_xpcom(gre_path);
 775         else
 776            MESSAGE("Could not load wine-gecko. HTML rendering will be disabled.\n");
 777     }else {
 778         ret = pCompMgr != NULL;
 779     }
 780
 781     LeaveCriticalSection(&cs_load_gecko);
 782
 783     return ret;
 784 }
 785
 786 void *nsalloc(size_t size)
 787 {
 788     return nsIMemory_Alloc(nsmem, size);
 789 }
 790
 791 void nsfree(void *mem)
 792 {
 793     nsIMemory_Free(nsmem, mem);
 794 }
 795
 796 static BOOL nsACString_Init(nsACString *str, const char *data)
 797 {
 798     return NS_SUCCEEDED(NS_CStringContainerInit2(str, data, PR_UINT32_MAX, 0));
 799 }
 800
 801 /*
 802  * Initializes nsACString with data owned by caller.
 803  * Caller must ensure that data is valid during lifetime of string object.
 804  */
 805 void nsACString_InitDepend(nsACString *str, const char *data)
 806 {
 807     NS_CStringContainerInit2(str, data, PR_UINT32_MAX, NS_CSTRING_CONTAINER_INIT_DEPEND);
 808 }
 809
 810 void nsACString_SetData(nsACString *str, const char *data)
 811 {
 812     NS_CStringSetData(str, data, PR_UINT32_MAX);
 813 }
 814
 815 UINT32 nsACString_GetData(const nsACString *str, const char **data)
 816 {
 817     return NS_CStringGetData(str, data, NULL);
 818 }
 819
 820 void nsACString_Finish(nsACString *str)
 821 {
 822     NS_CStringContainerFinish(str);
 823 }
 824
 825 BOOL nsAString_Init(nsAString *str, const PRUnichar *data)
 826 {
 827     return NS_SUCCEEDED(NS_StringContainerInit2(str, data, PR_UINT32_MAX, 0));
 828 }
 829
 830 /*
 831  * Initializes nsAString with data owned by caller.
 832  * Caller must ensure that data is valid during lifetime of string object.
 833  */
 834 void nsAString_InitDepend(nsAString *str, const PRUnichar *data)
 835 {
 836     NS_StringContainerInit2(str, data, PR_UINT32_MAX, NS_STRING_CONTAINER_INIT_DEPEND);
 837 }
 838
 839 UINT32 nsAString_GetData(const nsAString *str, const PRUnichar **data)
 840 {
 841     return NS_StringGetData(str, data, NULL);
 842 }
 843
 844 void nsAString_Finish(nsAString *str)
 845 {
 846     NS_StringContainerFinish(str);
 847 }
 848
 849 HRESULT return_nsstr(nsresult nsres, nsAString *nsstr, BSTR *p)
 850 {
 851     const PRUnichar *str;
 852
 853     if(NS_FAILED(nsres)) {
 854         ERR("failed: %08x\n", nsres);
 855         nsAString_Finish(nsstr);
 856         return E_FAIL;
 857     }
 858
 859     nsAString_GetData(nsstr, &str);
 860     TRACE("ret %s\n", debugstr_w(str));
 861     if(*str) {
 862         *p = SysAllocString(str);
 863         if(!*p)
 864             return E_OUTOFMEMORY;
 865     }else {
 866         *p = NULL;
 867     }
 868
 869     nsAString_Finish(nsstr);
 870     return S_OK;
 871 }
 872
 873 nsICommandParams *create_nscommand_params(void)
 874 {
 875     nsICommandParams *ret = NULL;
 876     nsresult nsres;
 877
 878     if(!pCompMgr)
 879         return NULL;
 880
 881     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
 882             NS_COMMANDPARAMS_CONTRACTID, NULL, &IID_nsICommandParams,
 883             (void**)&ret);
 884     if(NS_FAILED(nsres))
 885         ERR("Could not get nsICommandParams\n");
 886
 887     return ret;
 888 }
 889
 890 nsIWritableVariant *create_nsvariant(void)
 891 {
 892     nsIWritableVariant *ret = NULL;
 893     nsresult nsres;
 894
 895     if(!pCompMgr)
 896         return NULL;
 897
 898     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
 899             NS_VARIANT_CONTRACTID, NULL, &IID_nsIWritableVariant, (void**)&ret);
 900     if(NS_FAILED(nsres))
 901         ERR("Could not get nsIVariant\n");
 902
 903     return ret;
 904 }
 905
 906 char *get_nscategory_entry(const char *category, const char *entry)
 907 {
 908     char *ret = NULL;
 909     nsresult nsres;
 910
 911     nsres = nsICategoryManager_GetCategoryEntry(cat_mgr, category, entry, &ret);
 912     return NS_SUCCEEDED(nsres) ? ret : NULL;
 913 }
 914
 915 nsresult get_nsinterface(nsISupports *iface, REFIID riid, void **ppv)
 916 {
 917     nsIInterfaceRequestor *iface_req;
 918     nsresult nsres;
 919
 920     nsres = nsISupports_QueryInterface(iface, &IID_nsIInterfaceRequestor, (void**)&iface_req);
 921     if(NS_FAILED(nsres))
 922         return nsres;
 923
 924     nsres = nsIInterfaceRequestor_GetInterface(iface_req, riid, ppv);
 925     nsIInterfaceRequestor_Release(iface_req);
 926
 927     return nsres;
 928 }
 929
 930 static HRESULT nsnode_to_nsstring_rec(nsIContentSerializer *serializer, nsIDOMNode *nsnode, nsAString *str)
 931 {
 932     nsIDOMNodeList *node_list = NULL;
 933     cpp_bool has_children = FALSE;
 934     nsIContent *nscontent;
 935     UINT16 type;
 936     nsresult nsres;
 937
 938     nsIDOMNode_HasChildNodes(nsnode, &has_children);
 939
 940     nsres = nsIDOMNode_GetNodeType(nsnode, &type);
 941     if(NS_FAILED(nsres)) {
 942         ERR("GetType failed: %08x\n", nsres);
 943         return E_FAIL;
 944     }
 945
 946     if(type != DOCUMENT_NODE) {
 947         nsres = nsIDOMNode_QueryInterface(nsnode, &IID_nsIContent, (void**)&nscontent);
 948         if(NS_FAILED(nsres)) {
 949             ERR("Could not get nsIContent interface: %08x\n", nsres);
 950             return E_FAIL;
 951         }
 952     }
 953
 954     switch(type) {
 955     case ELEMENT_NODE:
 956         nsIContentSerializer_AppendElementStart(serializer, nscontent, nscontent, str);
 957         break;
 958     case TEXT_NODE:
 959         nsIContentSerializer_AppendText(serializer, nscontent, 0, -1, str);
 960         break;
 961     case COMMENT_NODE:
 962         nsres = nsIContentSerializer_AppendComment(serializer, nscontent, 0, -1, str);
 963         break;
 964     case DOCUMENT_NODE: {
 965         nsIDocument *nsdoc;
 966         nsIDOMNode_QueryInterface(nsnode, &IID_nsIDocument, (void**)&nsdoc);
 967         nsIContentSerializer_AppendDocumentStart(serializer, nsdoc, str);
 968         nsIDocument_Release(nsdoc);
 969         break;
 970     }
 971     case DOCUMENT_TYPE_NODE:
 972         nsIContentSerializer_AppendDoctype(serializer, nscontent, str);
 973         break;
 974     case DOCUMENT_FRAGMENT_NODE:
 975         break;
 976     default:
 977         FIXME("Unhandled type %u\n", type);
 978     }
 979
 980     if(has_children) {
 981         UINT32 child_cnt, i;
 982         nsIDOMNode *child_node;
 983
 984         nsIDOMNode_GetChildNodes(nsnode, &node_list);
 985         nsIDOMNodeList_GetLength(node_list, &child_cnt);
 986
 987         for(i=0; i<child_cnt; i++) {
 988             nsres = nsIDOMNodeList_Item(node_list, i, &child_node);
 989             if(NS_SUCCEEDED(nsres)) {
 990                 nsnode_to_nsstring_rec(serializer, child_node, str);
 991                 nsIDOMNode_Release(child_node);
 992             }else {
 993                 ERR("Item failed: %08x\n", nsres);
 994             }
 995         }
 996
 997         nsIDOMNodeList_Release(node_list);
 998     }
 999
1000     if(type == ELEMENT_NODE)
1001         nsIContentSerializer_AppendElementEnd(serializer, nscontent, str);
1002
1003     if(type != DOCUMENT_NODE)
1004         nsIContent_Release(nscontent);
1005     return S_OK;
1006 }
1007
1008 HRESULT nsnode_to_nsstring(nsIDOMNode *nsnode, nsAString *str)
1009 {
1010     nsIContentSerializer *serializer;
1011     nsresult nsres;
1012     HRESULT hres;
1013
1014     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
1015             NS_HTMLSERIALIZER_CONTRACTID, NULL, &IID_nsIContentSerializer,
1016             (void**)&serializer);
1017     if(NS_FAILED(nsres)) {
1018         ERR("Could not get nsIContentSerializer: %08x\n", nsres);
1019         return E_FAIL;
1020     }
1021
1022     nsres = nsIContentSerializer_Init(serializer, 0, 100, NULL, FALSE, FALSE /* FIXME */);
1023     if(NS_FAILED(nsres))
1024         ERR("Init failed: %08x\n", nsres);
1025
1026     hres = nsnode_to_nsstring_rec(serializer, nsnode, str);
1027     if(SUCCEEDED(hres)) {
1028         nsres = nsIContentSerializer_Flush(serializer, str);
1029         if(NS_FAILED(nsres))
1030             ERR("Flush failed: %08x\n", nsres);
1031     }
1032
1033     nsIContentSerializer_Release(serializer);
1034     return hres;
1035 }
1036
1037 void get_editor_controller(NSContainer *This)
1038 {
1039     nsIEditingSession *editing_session = NULL;
1040     nsIControllerContext *ctrlctx;
1041     nsresult nsres;
1042
1043     if(This->editor) {
1044         nsIEditor_Release(This->editor);
1045         This->editor = NULL;
1046     }
1047
1048     if(This->editor_controller) {
1049         nsIController_Release(This->editor_controller);
1050         This->editor_controller = NULL;
1051     }
1052
1053     nsres = get_nsinterface((nsISupports*)This->webbrowser, &IID_nsIEditingSession,
1054             (void**)&editing_session);
1055     if(NS_FAILED(nsres)) {
1056         ERR("Could not get nsIEditingSession: %08x\n", nsres);
1057         return;
1058     }
1059
1060     nsres = nsIEditingSession_GetEditorForWindow(editing_session,
1061             This->doc->basedoc.window->nswindow, &This->editor);
1062     nsIEditingSession_Release(editing_session);
1063     if(NS_FAILED(nsres)) {
1064         ERR("Could not get editor: %08x\n", nsres);
1065         return;
1066     }
1067
1068     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
1069             NS_EDITORCONTROLLER_CONTRACTID, NULL, &IID_nsIControllerContext, (void**)&ctrlctx);
1070     if(NS_SUCCEEDED(nsres)) {
1071         nsres = nsIControllerContext_SetCommandContext(ctrlctx, (nsISupports *)This->editor);
1072         if(NS_FAILED(nsres))
1073             ERR("SetCommandContext failed: %08x\n", nsres);
1074         nsres = nsIControllerContext_QueryInterface(ctrlctx, &IID_nsIController,
1075                 (void**)&This->editor_controller);
1076         nsIControllerContext_Release(ctrlctx);
1077         if(NS_FAILED(nsres))
1078             ERR("Could not get nsIController interface: %08x\n", nsres);
1079     }else {
1080         ERR("Could not create edit controller: %08x\n", nsres);
1081     }
1082 }
1083
1084 void close_gecko(void)
1085 {
1086     TRACE("()\n");
1087
1088     release_nsio();
1089     init_mutation(NULL);
1090
1091     if(profile_directory) {
1092         nsIFile_Release(profile_directory);
1093         profile_directory = NULL;
1094     }
1095
1096     if(plugin_directory) {
1097         nsIFile_Release(plugin_directory);
1098         plugin_directory = NULL;
1099     }
1100
1101     if(pCompMgr)
1102         nsIComponentManager_Release(pCompMgr);
1103
1104     if(pServMgr)
1105         nsIServiceManager_Release(pServMgr);
1106
1107     if(cat_mgr)
1108         nsICategoryManager_Release(cat_mgr);
1109
1110     if(nsmem)
1111         nsIMemory_Release(nsmem);
1112
1113     /* Gecko doesn't really support being unloaded */
1114     /* if (hXPCOM) FreeLibrary(hXPCOM); */
1115
1116     DeleteCriticalSection(&cs_load_gecko);
1117 }
1118
1119 BOOL is_gecko_path(const char *path)
1120 {
1121     WCHAR *buf, *ptr;
1122     BOOL ret;
1123
1124     buf = heap_strdupUtoW(path);
1125     if(!buf || strlenW(buf) < gecko_path_len)
1126         return FALSE;
1127
1128     for(ptr = buf; *ptr; ptr++) {
1129         if(*ptr == '\\')
1130             *ptr = '/';
1131     }
1132
1133     UrlUnescapeW(buf, NULL, NULL, URL_UNESCAPE_INPLACE);
1134     buf[gecko_path_len] = 0;
1135
1136     ret = !strcmpiW(buf, gecko_path);
1137     heap_free(buf);
1138     return ret;
1139 }
1140
1141 struct nsWeakReference {
1142     nsIWeakReference nsIWeakReference_iface;
1143
1144     LONG ref;
1145
1146     NSContainer *nscontainer;
1147 };
1148
1149 static inline nsWeakReference *impl_from_nsIWeakReference(nsIWeakReference *iface)
1150 {
1151     return CONTAINING_RECORD(iface, nsWeakReference, nsIWeakReference_iface);
1152 }
1153
1154 static nsresult NSAPI nsWeakReference_QueryInterface(nsIWeakReference *iface,
1155         nsIIDRef riid, void **result)
1156 {
1157     nsWeakReference *This = impl_from_nsIWeakReference(iface);
1158
1159     if(IsEqualGUID(&IID_nsISupports, riid)) {
1160         TRACE("(%p)->(IID_nsISupports %p)\n", This, result);
1161         *result = &This->nsIWeakReference_iface;
1162     }else if(IsEqualGUID(&IID_nsIWeakReference, riid)) {
1163         TRACE("(%p)->(IID_nsIWeakReference %p)\n", This, result);
1164         *result = &This->nsIWeakReference_iface;
1165     }else {
1166         WARN("(%p)->(%s %p)\n", This, debugstr_guid(riid), result);
1167         *result = NULL;
1168         return NS_NOINTERFACE;
1169     }
1170
1171     nsISupports_AddRef((nsISupports*)*result);
1172     return NS_OK;
1173 }
1174
1175 static nsrefcnt NSAPI nsWeakReference_AddRef(nsIWeakReference *iface)
1176 {
1177     nsWeakReference *This = impl_from_nsIWeakReference(iface);
1178     LONG ref = InterlockedIncrement(&This->ref);
1179
1180     TRACE("(%p) ref=%d\n", This, ref);
1181
1182     return ref;
1183 }
1184
1185 static nsrefcnt NSAPI nsWeakReference_Release(nsIWeakReference *iface)
1186 {
1187     nsWeakReference *This = impl_from_nsIWeakReference(iface);
1188     LONG ref = InterlockedIncrement(&This->ref);
1189
1190     TRACE("(%p) ref=%d\n", This, ref);
1191
1192     if(!ref) {
1193         assert(!This->nscontainer);
1194         heap_free(This);
1195     }
1196
1197     return ref;
1198 }
1199
1200 static nsresult NSAPI nsWeakReference_QueryReferent(nsIWeakReference *iface,
1201         const nsIID *riid, void **result)
1202 {
1203     nsWeakReference *This = impl_from_nsIWeakReference(iface);
1204
1205     if(!This->nscontainer)
1206         return NS_ERROR_NULL_POINTER;
1207
1208     return nsIWebBrowserChrome_QueryInterface(&This->nscontainer->nsIWebBrowserChrome_iface, riid, result);
1209 }
1210
1211 static const nsIWeakReferenceVtbl nsWeakReferenceVtbl = {
1212     nsWeakReference_QueryInterface,
1213     nsWeakReference_AddRef,
1214     nsWeakReference_Release,
1215     nsWeakReference_QueryReferent
1216 };
1217
1218 /**********************************************************
1219  *      nsIWebBrowserChrome interface
1220  */
1221
1222 static inline NSContainer *impl_from_nsIWebBrowserChrome(nsIWebBrowserChrome *iface)
1223 {
1224     return CONTAINING_RECORD(iface, NSContainer, nsIWebBrowserChrome_iface);
1225 }
1226
1227 static nsresult NSAPI nsWebBrowserChrome_QueryInterface(nsIWebBrowserChrome *iface,
1228         nsIIDRef riid, void **result)
1229 {
1230     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1231
1232     *result = NULL;
1233     if(IsEqualGUID(&IID_nsISupports, riid)) {
1234         TRACE("(%p)->(IID_nsISupports, %p)\n", This, result);
1235         *result = &This->nsIWebBrowserChrome_iface;
1236     }else if(IsEqualGUID(&IID_nsIWebBrowserChrome, riid)) {
1237         TRACE("(%p)->(IID_nsIWebBrowserChrome, %p)\n", This, result);
1238         *result = &This->nsIWebBrowserChrome_iface;
1239     }else if(IsEqualGUID(&IID_nsIContextMenuListener, riid)) {
1240         TRACE("(%p)->(IID_nsIContextMenuListener, %p)\n", This, result);
1241         *result = &This->nsIContextMenuListener_iface;
1242     }else if(IsEqualGUID(&IID_nsIURIContentListener, riid)) {
1243         TRACE("(%p)->(IID_nsIURIContentListener %p)\n", This, result);
1244         *result = &This->nsIURIContentListener_iface;
1245     }else if(IsEqualGUID(&IID_nsIEmbeddingSiteWindow, riid)) {
1246         TRACE("(%p)->(IID_nsIEmbeddingSiteWindow %p)\n", This, result);
1247         *result = &This->nsIEmbeddingSiteWindow_iface;
1248     }else if(IsEqualGUID(&IID_nsITooltipListener, riid)) {
1249         TRACE("(%p)->(IID_nsITooltipListener %p)\n", This, result);
1250         *result = &This->nsITooltipListener_iface;
1251     }else if(IsEqualGUID(&IID_nsIInterfaceRequestor, riid)) {
1252         TRACE("(%p)->(IID_nsIInterfaceRequestor %p)\n", This, result);
1253         *result = &This->nsIInterfaceRequestor_iface;
1254     }else if(IsEqualGUID(&IID_nsISupportsWeakReference, riid)) {
1255         TRACE("(%p)->(IID_nsISupportsWeakReference %p)\n", This, result);
1256         *result = &This->nsISupportsWeakReference_iface;
1257     }
1258
1259     if(*result) {
1260         nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1261         return NS_OK;
1262     }
1263
1264     TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), result);
1265     return NS_NOINTERFACE;
1266 }
1267
1268 static nsrefcnt NSAPI nsWebBrowserChrome_AddRef(nsIWebBrowserChrome *iface)
1269 {
1270     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1271     LONG ref = InterlockedIncrement(&This->ref);
1272
1273     TRACE("(%p) ref=%d\n", This, ref);
1274
1275     return ref;
1276 }
1277
1278 static nsrefcnt NSAPI nsWebBrowserChrome_Release(nsIWebBrowserChrome *iface)
1279 {
1280     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1281     LONG ref = InterlockedDecrement(&This->ref);
1282
1283     TRACE("(%p) ref=%d\n", This, ref);
1284
1285     if(!ref) {
1286         if(This->parent)
1287             nsIWebBrowserChrome_Release(&This->parent->nsIWebBrowserChrome_iface);
1288         if(This->weak_reference) {
1289             This->weak_reference->nscontainer = NULL;
1290             nsIWeakReference_Release(&This->weak_reference->nsIWeakReference_iface);
1291         }
1292         heap_free(This);
1293     }
1294
1295     return ref;
1296 }
1297
1298 static nsresult NSAPI nsWebBrowserChrome_SetStatus(nsIWebBrowserChrome *iface,
1299         UINT32 statusType, const PRUnichar *status)
1300 {
1301     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1302     TRACE("(%p)->(%d %s)\n", This, statusType, debugstr_w(status));
1303     return NS_OK;
1304 }
1305
1306 static nsresult NSAPI nsWebBrowserChrome_GetWebBrowser(nsIWebBrowserChrome *iface,
1307         nsIWebBrowser **aWebBrowser)
1308 {
1309     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1310
1311     TRACE("(%p)->(%p)\n", This, aWebBrowser);
1312
1313     if(!aWebBrowser)
1314         return NS_ERROR_INVALID_ARG;
1315
1316     if(This->webbrowser)
1317         nsIWebBrowser_AddRef(This->webbrowser);
1318     *aWebBrowser = This->webbrowser;
1319     return S_OK;
1320 }
1321
1322 static nsresult NSAPI nsWebBrowserChrome_SetWebBrowser(nsIWebBrowserChrome *iface,
1323         nsIWebBrowser *aWebBrowser)
1324 {
1325     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1326
1327     TRACE("(%p)->(%p)\n", This, aWebBrowser);
1328
1329     if(aWebBrowser != This->webbrowser)
1330         ERR("Wrong nsWebBrowser!\n");
1331
1332     return NS_OK;
1333 }
1334
1335 static nsresult NSAPI nsWebBrowserChrome_GetChromeFlags(nsIWebBrowserChrome *iface,
1336         UINT32 *aChromeFlags)
1337 {
1338     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1339     WARN("(%p)->(%p)\n", This, aChromeFlags);
1340     return NS_ERROR_NOT_IMPLEMENTED;
1341 }
1342
1343 static nsresult NSAPI nsWebBrowserChrome_SetChromeFlags(nsIWebBrowserChrome *iface,
1344         UINT32 aChromeFlags)
1345 {
1346     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1347     WARN("(%p)->(%08x)\n", This, aChromeFlags);
1348     return NS_ERROR_NOT_IMPLEMENTED;
1349 }
1350
1351 static nsresult NSAPI nsWebBrowserChrome_DestroyBrowserWindow(nsIWebBrowserChrome *iface)
1352 {
1353     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1354     TRACE("(%p)\n", This);
1355     return NS_ERROR_NOT_IMPLEMENTED;
1356 }
1357
1358 static nsresult NSAPI nsWebBrowserChrome_SizeBrowserTo(nsIWebBrowserChrome *iface,
1359         LONG aCX, LONG aCY)
1360 {
1361     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1362     WARN("(%p)->(%d %d)\n", This, aCX, aCY);
1363     return NS_ERROR_NOT_IMPLEMENTED;
1364 }
1365
1366 static nsresult NSAPI nsWebBrowserChrome_ShowAsModal(nsIWebBrowserChrome *iface)
1367 {
1368     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1369     WARN("(%p)\n", This);
1370     return NS_ERROR_NOT_IMPLEMENTED;
1371 }
1372
1373 static nsresult NSAPI nsWebBrowserChrome_IsWindowModal(nsIWebBrowserChrome *iface, cpp_bool *_retval)
1374 {
1375     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1376     WARN("(%p)->(%p)\n", This, _retval);
1377     return NS_ERROR_NOT_IMPLEMENTED;
1378 }
1379
1380 static nsresult NSAPI nsWebBrowserChrome_ExitModalEventLoop(nsIWebBrowserChrome *iface,
1381         nsresult aStatus)
1382 {
1383     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1384     WARN("(%p)->(%08x)\n", This, aStatus);
1385     return NS_ERROR_NOT_IMPLEMENTED;
1386 }
1387
1388 static const nsIWebBrowserChromeVtbl nsWebBrowserChromeVtbl = {
1389     nsWebBrowserChrome_QueryInterface,
1390     nsWebBrowserChrome_AddRef,
1391     nsWebBrowserChrome_Release,
1392     nsWebBrowserChrome_SetStatus,
1393     nsWebBrowserChrome_GetWebBrowser,
1394     nsWebBrowserChrome_SetWebBrowser,
1395     nsWebBrowserChrome_GetChromeFlags,
1396     nsWebBrowserChrome_SetChromeFlags,
1397     nsWebBrowserChrome_DestroyBrowserWindow,
1398     nsWebBrowserChrome_SizeBrowserTo,
1399     nsWebBrowserChrome_ShowAsModal,
1400     nsWebBrowserChrome_IsWindowModal,
1401     nsWebBrowserChrome_ExitModalEventLoop
1402 };
1403
1404 /**********************************************************
1405  *      nsIContextMenuListener interface
1406  */
1407
1408 static inline NSContainer *impl_from_nsIContextMenuListener(nsIContextMenuListener *iface)
1409 {
1410     return CONTAINING_RECORD(iface, NSContainer, nsIContextMenuListener_iface);
1411 }
1412
1413 static nsresult NSAPI nsContextMenuListener_QueryInterface(nsIContextMenuListener *iface,
1414         nsIIDRef riid, void **result)
1415 {
1416     NSContainer *This = impl_from_nsIContextMenuListener(iface);
1417     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1418 }
1419
1420 static nsrefcnt NSAPI nsContextMenuListener_AddRef(nsIContextMenuListener *iface)
1421 {
1422     NSContainer *This = impl_from_nsIContextMenuListener(iface);
1423     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1424 }
1425
1426 static nsrefcnt NSAPI nsContextMenuListener_Release(nsIContextMenuListener *iface)
1427 {
1428     NSContainer *This = impl_from_nsIContextMenuListener(iface);
1429     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1430 }
1431
1432 static nsresult NSAPI nsContextMenuListener_OnShowContextMenu(nsIContextMenuListener *iface,
1433         UINT32 aContextFlags, nsIDOMEvent *aEvent, nsIDOMNode *aNode)
1434 {
1435     NSContainer *This = impl_from_nsIContextMenuListener(iface);
1436     nsIDOMMouseEvent *event;
1437     HTMLDOMNode *node;
1438     POINT pt;
1439     DWORD dwID = CONTEXT_MENU_DEFAULT;
1440     nsresult nsres;
1441     HRESULT hres;
1442
1443     TRACE("(%p)->(%08x %p %p)\n", This, aContextFlags, aEvent, aNode);
1444
1445     fire_event(This->doc->basedoc.doc_node /* FIXME */, EVENTID_CONTEXTMENU, TRUE, aNode, aEvent, NULL);
1446
1447     nsres = nsIDOMEvent_QueryInterface(aEvent, &IID_nsIDOMMouseEvent, (void**)&event);
1448     if(NS_FAILED(nsres)) {
1449         ERR("Could not get nsIDOMMouseEvent interface: %08x\n", nsres);
1450         return nsres;
1451     }
1452
1453     nsIDOMMouseEvent_GetScreenX(event, &pt.x);
1454     nsIDOMMouseEvent_GetScreenY(event, &pt.y);
1455     nsIDOMMouseEvent_Release(event);
1456
1457     switch(aContextFlags) {
1458     case CONTEXT_NONE:
1459     case CONTEXT_DOCUMENT:
1460     case CONTEXT_TEXT:
1461         dwID = CONTEXT_MENU_DEFAULT;
1462         break;
1463     case CONTEXT_IMAGE:
1464     case CONTEXT_IMAGE|CONTEXT_LINK:
1465         dwID = CONTEXT_MENU_IMAGE;
1466         break;
1467     case CONTEXT_LINK:
1468         dwID = CONTEXT_MENU_ANCHOR;
1469         break;
1470     case CONTEXT_INPUT:
1471         dwID = CONTEXT_MENU_CONTROL;
1472         break;
1473     default:
1474         FIXME("aContextFlags=%08x\n", aContextFlags);
1475     };
1476
1477     hres = get_node(This->doc->basedoc.doc_node, aNode, TRUE, &node);
1478     if(FAILED(hres))
1479         return NS_ERROR_FAILURE;
1480
1481     show_context_menu(This->doc, dwID, &pt, (IDispatch*)&node->IHTMLDOMNode_iface);
1482     node_release(node);
1483     return NS_OK;
1484 }
1485
1486 static const nsIContextMenuListenerVtbl nsContextMenuListenerVtbl = {
1487     nsContextMenuListener_QueryInterface,
1488     nsContextMenuListener_AddRef,
1489     nsContextMenuListener_Release,
1490     nsContextMenuListener_OnShowContextMenu
1491 };
1492
1493 /**********************************************************
1494  *      nsIURIContentListener interface
1495  */
1496
1497 static inline NSContainer *impl_from_nsIURIContentListener(nsIURIContentListener *iface)
1498 {
1499     return CONTAINING_RECORD(iface, NSContainer, nsIURIContentListener_iface);
1500 }
1501
1502 static nsresult NSAPI nsURIContentListener_QueryInterface(nsIURIContentListener *iface,
1503         nsIIDRef riid, void **result)
1504 {
1505     NSContainer *This = impl_from_nsIURIContentListener(iface);
1506     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1507 }
1508
1509 static nsrefcnt NSAPI nsURIContentListener_AddRef(nsIURIContentListener *iface)
1510 {
1511     NSContainer *This = impl_from_nsIURIContentListener(iface);
1512     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1513 }
1514
1515 static nsrefcnt NSAPI nsURIContentListener_Release(nsIURIContentListener *iface)
1516 {
1517     NSContainer *This = impl_from_nsIURIContentListener(iface);
1518     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1519 }
1520
1521 static nsresult NSAPI nsURIContentListener_OnStartURIOpen(nsIURIContentListener *iface,
1522                                                           nsIURI *aURI, cpp_bool *_retval)
1523 {
1524     NSContainer *This = impl_from_nsIURIContentListener(iface);
1525     nsACString spec_str;
1526     const char *spec;
1527     nsresult nsres;
1528
1529     nsACString_Init(&spec_str, NULL);
1530     nsIURI_GetSpec(aURI, &spec_str);
1531     nsACString_GetData(&spec_str, &spec);
1532
1533     TRACE("(%p)->(%p(%s) %p)\n", This, aURI, debugstr_a(spec), _retval);
1534
1535     nsACString_Finish(&spec_str);
1536
1537     nsres = on_start_uri_open(This, aURI, _retval);
1538     if(NS_FAILED(nsres))
1539         return nsres;
1540
1541     return !*_retval && This->content_listener
1542         ? nsIURIContentListener_OnStartURIOpen(This->content_listener, aURI, _retval)
1543         : NS_OK;
1544 }
1545
1546 static nsresult NSAPI nsURIContentListener_DoContent(nsIURIContentListener *iface,
1547         const char *aContentType, cpp_bool aIsContentPreferred, nsIRequest *aRequest,
1548         nsIStreamListener **aContentHandler, cpp_bool *_retval)
1549 {
1550     NSContainer *This = impl_from_nsIURIContentListener(iface);
1551
1552     TRACE("(%p)->(%s %x %p %p %p)\n", This, debugstr_a(aContentType), aIsContentPreferred,
1553             aRequest, aContentHandler, _retval);
1554
1555     return This->content_listener
1556         ? nsIURIContentListener_DoContent(This->content_listener, aContentType,
1557                   aIsContentPreferred, aRequest, aContentHandler, _retval)
1558         : NS_ERROR_NOT_IMPLEMENTED;
1559 }
1560
1561 static nsresult NSAPI nsURIContentListener_IsPreferred(nsIURIContentListener *iface,
1562         const char *aContentType, char **aDesiredContentType, cpp_bool *_retval)
1563 {
1564     NSContainer *This = impl_from_nsIURIContentListener(iface);
1565
1566     TRACE("(%p)->(%s %p %p)\n", This, debugstr_a(aContentType), aDesiredContentType, _retval);
1567
1568     /* FIXME: Should we do something here? */
1569     *_retval = TRUE;
1570
1571     return This->content_listener
1572         ? nsIURIContentListener_IsPreferred(This->content_listener, aContentType,
1573                   aDesiredContentType, _retval)
1574         : NS_OK;
1575 }
1576
1577 static nsresult NSAPI nsURIContentListener_CanHandleContent(nsIURIContentListener *iface,
1578         const char *aContentType, cpp_bool aIsContentPreferred, char **aDesiredContentType,
1579         cpp_bool *_retval)
1580 {
1581     NSContainer *This = impl_from_nsIURIContentListener(iface);
1582
1583     TRACE("(%p)->(%s %x %p %p)\n", This, debugstr_a(aContentType), aIsContentPreferred,
1584             aDesiredContentType, _retval);
1585
1586     return This->content_listener
1587         ? nsIURIContentListener_CanHandleContent(This->content_listener, aContentType,
1588                 aIsContentPreferred, aDesiredContentType, _retval)
1589         : NS_ERROR_NOT_IMPLEMENTED;
1590 }
1591
1592 static nsresult NSAPI nsURIContentListener_GetLoadCookie(nsIURIContentListener *iface,
1593         nsISupports **aLoadCookie)
1594 {
1595     NSContainer *This = impl_from_nsIURIContentListener(iface);
1596
1597     WARN("(%p)->(%p)\n", This, aLoadCookie);
1598
1599     return This->content_listener
1600         ? nsIURIContentListener_GetLoadCookie(This->content_listener, aLoadCookie)
1601         : NS_ERROR_NOT_IMPLEMENTED;
1602 }
1603
1604 static nsresult NSAPI nsURIContentListener_SetLoadCookie(nsIURIContentListener *iface,
1605         nsISupports *aLoadCookie)
1606 {
1607     NSContainer *This = impl_from_nsIURIContentListener(iface);
1608
1609     WARN("(%p)->(%p)\n", This, aLoadCookie);
1610
1611     return This->content_listener
1612         ? nsIURIContentListener_SetLoadCookie(This->content_listener, aLoadCookie)
1613         : NS_ERROR_NOT_IMPLEMENTED;
1614 }
1615
1616 static nsresult NSAPI nsURIContentListener_GetParentContentListener(nsIURIContentListener *iface,
1617         nsIURIContentListener **aParentContentListener)
1618 {
1619     NSContainer *This = impl_from_nsIURIContentListener(iface);
1620
1621     TRACE("(%p)->(%p)\n", This, aParentContentListener);
1622
1623     if(This->content_listener)
1624         nsIURIContentListener_AddRef(This->content_listener);
1625
1626     *aParentContentListener = This->content_listener;
1627     return NS_OK;
1628 }
1629
1630 static nsresult NSAPI nsURIContentListener_SetParentContentListener(nsIURIContentListener *iface,
1631         nsIURIContentListener *aParentContentListener)
1632 {
1633     NSContainer *This = impl_from_nsIURIContentListener(iface);
1634
1635     TRACE("(%p)->(%p)\n", This, aParentContentListener);
1636
1637     if(aParentContentListener == &This->nsIURIContentListener_iface)
1638         return NS_OK;
1639
1640     if(This->content_listener)
1641         nsIURIContentListener_Release(This->content_listener);
1642
1643     This->content_listener = aParentContentListener;
1644     if(This->content_listener)
1645         nsIURIContentListener_AddRef(This->content_listener);
1646
1647     return NS_OK;
1648 }
1649
1650 static const nsIURIContentListenerVtbl nsURIContentListenerVtbl = {
1651     nsURIContentListener_QueryInterface,
1652     nsURIContentListener_AddRef,
1653     nsURIContentListener_Release,
1654     nsURIContentListener_OnStartURIOpen,
1655     nsURIContentListener_DoContent,
1656     nsURIContentListener_IsPreferred,
1657     nsURIContentListener_CanHandleContent,
1658     nsURIContentListener_GetLoadCookie,
1659     nsURIContentListener_SetLoadCookie,
1660     nsURIContentListener_GetParentContentListener,
1661     nsURIContentListener_SetParentContentListener
1662 };
1663
1664 /**********************************************************
1665  *      nsIEmbeddinSiteWindow interface
1666  */
1667
1668 static inline NSContainer *impl_from_nsIEmbeddingSiteWindow(nsIEmbeddingSiteWindow *iface)
1669 {
1670     return CONTAINING_RECORD(iface, NSContainer, nsIEmbeddingSiteWindow_iface);
1671 }
1672
1673 static nsresult NSAPI nsEmbeddingSiteWindow_QueryInterface(nsIEmbeddingSiteWindow *iface,
1674         nsIIDRef riid, void **result)
1675 {
1676     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1677     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1678 }
1679
1680 static nsrefcnt NSAPI nsEmbeddingSiteWindow_AddRef(nsIEmbeddingSiteWindow *iface)
1681 {
1682     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1683     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1684 }
1685
1686 static nsrefcnt NSAPI nsEmbeddingSiteWindow_Release(nsIEmbeddingSiteWindow *iface)
1687 {
1688     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1689     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1690 }
1691
1692 static nsresult NSAPI nsEmbeddingSiteWindow_SetDimensions(nsIEmbeddingSiteWindow *iface,
1693         UINT32 flags, LONG x, LONG y, LONG cx, LONG cy)
1694 {
1695     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1696     WARN("(%p)->(%08x %d %d %d %d)\n", This, flags, x, y, cx, cy);
1697     return NS_ERROR_NOT_IMPLEMENTED;
1698 }
1699
1700 static nsresult NSAPI nsEmbeddingSiteWindow_GetDimensions(nsIEmbeddingSiteWindow *iface,
1701         UINT32 flags, LONG *x, LONG *y, LONG *cx, LONG *cy)
1702 {
1703     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1704     WARN("(%p)->(%08x %p %p %p %p)\n", This, flags, x, y, cx, cy);
1705     return NS_ERROR_NOT_IMPLEMENTED;
1706 }
1707
1708 static nsresult NSAPI nsEmbeddingSiteWindow_SetFocus(nsIEmbeddingSiteWindow *iface)
1709 {
1710     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1711
1712     TRACE("(%p)\n", This);
1713
1714     return nsIBaseWindow_SetFocus(This->window);
1715 }
1716
1717 static nsresult NSAPI nsEmbeddingSiteWindow_GetVisibility(nsIEmbeddingSiteWindow *iface,
1718         cpp_bool *aVisibility)
1719 {
1720     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1721
1722     TRACE("(%p)->(%p)\n", This, aVisibility);
1723
1724     *aVisibility = This->doc && This->doc->hwnd && IsWindowVisible(This->doc->hwnd);
1725     return NS_OK;
1726 }
1727
1728 static nsresult NSAPI nsEmbeddingSiteWindow_SetVisibility(nsIEmbeddingSiteWindow *iface,
1729         cpp_bool aVisibility)
1730 {
1731     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1732
1733     TRACE("(%p)->(%x)\n", This, aVisibility);
1734
1735     return NS_OK;
1736 }
1737
1738 static nsresult NSAPI nsEmbeddingSiteWindow_GetTitle(nsIEmbeddingSiteWindow *iface,
1739         PRUnichar **aTitle)
1740 {
1741     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1742     WARN("(%p)->(%p)\n", This, aTitle);
1743     return NS_ERROR_NOT_IMPLEMENTED;
1744 }
1745
1746 static nsresult NSAPI nsEmbeddingSiteWindow_SetTitle(nsIEmbeddingSiteWindow *iface,
1747         const PRUnichar *aTitle)
1748 {
1749     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1750     WARN("(%p)->(%s)\n", This, debugstr_w(aTitle));
1751     return NS_ERROR_NOT_IMPLEMENTED;
1752 }
1753
1754 static nsresult NSAPI nsEmbeddingSiteWindow_GetSiteWindow(nsIEmbeddingSiteWindow *iface,
1755         void **aSiteWindow)
1756 {
1757     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1758
1759     TRACE("(%p)->(%p)\n", This, aSiteWindow);
1760
1761     *aSiteWindow = This->hwnd;
1762     return NS_OK;
1763 }
1764
1765 static const nsIEmbeddingSiteWindowVtbl nsEmbeddingSiteWindowVtbl = {
1766     nsEmbeddingSiteWindow_QueryInterface,
1767     nsEmbeddingSiteWindow_AddRef,
1768     nsEmbeddingSiteWindow_Release,
1769     nsEmbeddingSiteWindow_SetDimensions,
1770     nsEmbeddingSiteWindow_GetDimensions,
1771     nsEmbeddingSiteWindow_SetFocus,
1772     nsEmbeddingSiteWindow_GetVisibility,
1773     nsEmbeddingSiteWindow_SetVisibility,
1774     nsEmbeddingSiteWindow_GetTitle,
1775     nsEmbeddingSiteWindow_SetTitle,
1776     nsEmbeddingSiteWindow_GetSiteWindow
1777 };
1778
1779 static inline NSContainer *impl_from_nsITooltipListener(nsITooltipListener *iface)
1780 {
1781     return CONTAINING_RECORD(iface, NSContainer, nsITooltipListener_iface);
1782 }
1783
1784 static nsresult NSAPI nsTooltipListener_QueryInterface(nsITooltipListener *iface, nsIIDRef riid,
1785         void **result)
1786 {
1787     NSContainer *This = impl_from_nsITooltipListener(iface);
1788     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1789 }
1790
1791 static nsrefcnt NSAPI nsTooltipListener_AddRef(nsITooltipListener *iface)
1792 {
1793     NSContainer *This = impl_from_nsITooltipListener(iface);
1794     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1795 }
1796
1797 static nsrefcnt NSAPI nsTooltipListener_Release(nsITooltipListener *iface)
1798 {
1799     NSContainer *This = impl_from_nsITooltipListener(iface);
1800     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1801 }
1802
1803 static nsresult NSAPI nsTooltipListener_OnShowTooltip(nsITooltipListener *iface,
1804         LONG aXCoord, LONG aYCoord, const PRUnichar *aTipText)
1805 {
1806     NSContainer *This = impl_from_nsITooltipListener(iface);
1807
1808     if (This->doc)
1809         show_tooltip(This->doc, aXCoord, aYCoord, aTipText);
1810
1811     return NS_OK;
1812 }
1813
1814 static nsresult NSAPI nsTooltipListener_OnHideTooltip(nsITooltipListener *iface)
1815 {
1816     NSContainer *This = impl_from_nsITooltipListener(iface);
1817
1818     if (This->doc)
1819         hide_tooltip(This->doc);
1820
1821     return NS_OK;
1822 }
1823
1824 static const nsITooltipListenerVtbl nsTooltipListenerVtbl = {
1825     nsTooltipListener_QueryInterface,
1826     nsTooltipListener_AddRef,
1827     nsTooltipListener_Release,
1828     nsTooltipListener_OnShowTooltip,
1829     nsTooltipListener_OnHideTooltip
1830 };
1831
1832 static inline NSContainer *impl_from_nsIInterfaceRequestor(nsIInterfaceRequestor *iface)
1833 {
1834     return CONTAINING_RECORD(iface, NSContainer, nsIInterfaceRequestor_iface);
1835 }
1836
1837 static nsresult NSAPI nsInterfaceRequestor_QueryInterface(nsIInterfaceRequestor *iface,
1838         nsIIDRef riid, void **result)
1839 {
1840     NSContainer *This = impl_from_nsIInterfaceRequestor(iface);
1841     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1842 }
1843
1844 static nsrefcnt NSAPI nsInterfaceRequestor_AddRef(nsIInterfaceRequestor *iface)
1845 {
1846     NSContainer *This = impl_from_nsIInterfaceRequestor(iface);
1847     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1848 }
1849
1850 static nsrefcnt NSAPI nsInterfaceRequestor_Release(nsIInterfaceRequestor *iface)
1851 {
1852     NSContainer *This = impl_from_nsIInterfaceRequestor(iface);
1853     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1854 }
1855
1856 static nsresult NSAPI nsInterfaceRequestor_GetInterface(nsIInterfaceRequestor *iface,
1857         nsIIDRef riid, void **result)
1858 {
1859     NSContainer *This = impl_from_nsIInterfaceRequestor(iface);
1860
1861     if(IsEqualGUID(&IID_nsIDOMWindow, riid)) {
1862         TRACE("(%p)->(IID_nsIDOMWindow %p)\n", This, result);
1863         return nsIWebBrowser_GetContentDOMWindow(This->webbrowser, (nsIDOMWindow**)result);
1864     }
1865
1866     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1867 }
1868
1869 static const nsIInterfaceRequestorVtbl nsInterfaceRequestorVtbl = {
1870     nsInterfaceRequestor_QueryInterface,
1871     nsInterfaceRequestor_AddRef,
1872     nsInterfaceRequestor_Release,
1873     nsInterfaceRequestor_GetInterface
1874 };
1875
1876 static inline NSContainer *impl_from_nsISupportsWeakReference(nsISupportsWeakReference *iface)
1877 {
1878     return CONTAINING_RECORD(iface, NSContainer, nsISupportsWeakReference_iface);
1879 }
1880
1881 static nsresult NSAPI nsSupportsWeakReference_QueryInterface(nsISupportsWeakReference *iface,
1882         nsIIDRef riid, void **result)
1883 {
1884     NSContainer *This = impl_from_nsISupportsWeakReference(iface);
1885     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1886 }
1887
1888 static nsrefcnt NSAPI nsSupportsWeakReference_AddRef(nsISupportsWeakReference *iface)
1889 {
1890     NSContainer *This = impl_from_nsISupportsWeakReference(iface);
1891     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1892 }
1893
1894 static nsrefcnt NSAPI nsSupportsWeakReference_Release(nsISupportsWeakReference *iface)
1895 {
1896     NSContainer *This = impl_from_nsISupportsWeakReference(iface);
1897     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1898 }
1899
1900 static nsresult NSAPI nsSupportsWeakReference_GetWeakReference(nsISupportsWeakReference *iface,
1901         nsIWeakReference **_retval)
1902 {
1903     NSContainer *This = impl_from_nsISupportsWeakReference(iface);
1904
1905     TRACE("(%p)->(%p)\n", This, _retval);
1906
1907     if(!This->weak_reference) {
1908         This->weak_reference = heap_alloc(sizeof(nsWeakReference));
1909         if(!This->weak_reference)
1910             return NS_ERROR_OUT_OF_MEMORY;
1911
1912         This->weak_reference->nsIWeakReference_iface.lpVtbl = &nsWeakReferenceVtbl;
1913         This->weak_reference->ref = 1;
1914         This->weak_reference->nscontainer = This;
1915     }
1916
1917     *_retval = &This->weak_reference->nsIWeakReference_iface;
1918     nsIWeakReference_AddRef(*_retval);
1919     return NS_OK;
1920 }
1921
1922 static const nsISupportsWeakReferenceVtbl nsSupportsWeakReferenceVtbl = {
1923     nsSupportsWeakReference_QueryInterface,
1924     nsSupportsWeakReference_AddRef,
1925     nsSupportsWeakReference_Release,
1926     nsSupportsWeakReference_GetWeakReference
1927 };
1928
1929 static HRESULT init_nscontainer(NSContainer *nscontainer)
1930 {
1931     nsIWebBrowserSetup *wbsetup;
1932     nsIScrollable *scrollable;
1933     nsresult nsres;
1934
1935     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr, NS_WEBBROWSER_CONTRACTID,
1936             NULL, &IID_nsIWebBrowser, (void**)&nscontainer->webbrowser);
1937     if(NS_FAILED(nsres)) {
1938         ERR("Creating WebBrowser failed: %08x\n", nsres);
1939         return E_FAIL;
1940     }
1941
1942     nsres = nsIWebBrowser_SetContainerWindow(nscontainer->webbrowser, &nscontainer->nsIWebBrowserChrome_iface);
1943     if(NS_FAILED(nsres)) {
1944         ERR("SetContainerWindow failed: %08x\n", nsres);
1945         return E_FAIL;
1946     }
1947
1948     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIBaseWindow,
1949             (void**)&nscontainer->window);
1950     if(NS_FAILED(nsres)) {
1951         ERR("Could not get nsIBaseWindow interface: %08x\n", nsres);
1952         return E_FAIL;
1953     }
1954
1955     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIWebBrowserSetup,
1956                                          (void**)&wbsetup);
1957     if(NS_SUCCEEDED(nsres)) {
1958         nsres = nsIWebBrowserSetup_SetProperty(wbsetup, SETUP_IS_CHROME_WRAPPER, FALSE);
1959         nsIWebBrowserSetup_Release(wbsetup);
1960         if(NS_FAILED(nsres)) {
1961             ERR("SetProperty(SETUP_IS_CHROME_WRAPPER) failed: %08x\n", nsres);
1962             return E_FAIL;
1963         }
1964     }else {
1965         ERR("Could not get nsIWebBrowserSetup interface\n");
1966         return E_FAIL;
1967     }
1968
1969     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIWebNavigation,
1970             (void**)&nscontainer->navigation);
1971     if(NS_FAILED(nsres)) {
1972         ERR("Could not get nsIWebNavigation interface: %08x\n", nsres);
1973         return E_FAIL;
1974     }
1975
1976     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIWebBrowserFocus,
1977             (void**)&nscontainer->focus);
1978     if(NS_FAILED(nsres)) {
1979         ERR("Could not get nsIWebBrowserFocus interface: %08x\n", nsres);
1980         return E_FAIL;
1981     }
1982
1983     if(!nscontainer_class) {
1984         register_nscontainer_class();
1985         if(!nscontainer_class)
1986             return E_FAIL;
1987     }
1988
1989     nscontainer->hwnd = CreateWindowExW(0, wszNsContainer, NULL,
1990             WS_CHILD | WS_CLIPSIBLINGS | WS_CLIPCHILDREN, 0, 0, 100, 100,
1991             GetDesktopWindow(), NULL, hInst, nscontainer);
1992     if(!nscontainer->hwnd) {
1993         WARN("Could not create window\n");
1994         return E_FAIL;
1995     }
1996
1997     nsres = nsIBaseWindow_InitWindow(nscontainer->window, nscontainer->hwnd, NULL, 0, 0, 100, 100);
1998     if(NS_SUCCEEDED(nsres)) {
1999         nsres = nsIBaseWindow_Create(nscontainer->window);
2000         if(NS_FAILED(nsres)) {
2001             WARN("Creating window failed: %08x\n", nsres);
2002             return E_FAIL;
2003         }
2004
2005         nsIBaseWindow_SetVisibility(nscontainer->window, FALSE);
2006         nsIBaseWindow_SetEnabled(nscontainer->window, FALSE);
2007     }else {
2008         ERR("InitWindow failed: %08x\n", nsres);
2009         return E_FAIL;
2010     }
2011
2012     nsres = nsIWebBrowser_SetParentURIContentListener(nscontainer->webbrowser,
2013             &nscontainer->nsIURIContentListener_iface);
2014     if(NS_FAILED(nsres))
2015         ERR("SetParentURIContentListener failed: %08x\n", nsres);
2016
2017     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIScrollable, (void**)&scrollable);
2018     if(NS_SUCCEEDED(nsres)) {
2019         nsres = nsIScrollable_SetDefaultScrollbarPreferences(scrollable,
2020                 ScrollOrientation_Y, Scrollbar_Always);
2021         if(NS_FAILED(nsres))
2022             ERR("Could not set default Y scrollbar prefs: %08x\n", nsres);
2023
2024         nsres = nsIScrollable_SetDefaultScrollbarPreferences(scrollable,
2025                 ScrollOrientation_X, Scrollbar_Auto);
2026         if(NS_FAILED(nsres))
2027             ERR("Could not set default X scrollbar prefs: %08x\n", nsres);
2028
2029         nsIScrollable_Release(scrollable);
2030     }else {
2031         ERR("Could not get nsIScrollable: %08x\n", nsres);
2032     }
2033
2034     return S_OK;
2035 }
2036
2037 HRESULT create_nscontainer(HTMLDocumentObj *doc, NSContainer **_ret)
2038 {
2039     NSContainer *ret;
2040     HRESULT hres;
2041
2042     if(!load_gecko())
2043         return CLASS_E_CLASSNOTAVAILABLE;
2044
2045     ret = heap_alloc_zero(sizeof(NSContainer));
2046     if(!ret)
2047         return E_OUTOFMEMORY;
2048
2049     ret->nsIWebBrowserChrome_iface.lpVtbl = &nsWebBrowserChromeVtbl;
2050     ret->nsIContextMenuListener_iface.lpVtbl = &nsContextMenuListenerVtbl;
2051     ret->nsIURIContentListener_iface.lpVtbl = &nsURIContentListenerVtbl;
2052     ret->nsIEmbeddingSiteWindow_iface.lpVtbl = &nsEmbeddingSiteWindowVtbl;
2053     ret->nsITooltipListener_iface.lpVtbl = &nsTooltipListenerVtbl;
2054     ret->nsIInterfaceRequestor_iface.lpVtbl = &nsInterfaceRequestorVtbl;
2055     ret->nsISupportsWeakReference_iface.lpVtbl = &nsSupportsWeakReferenceVtbl;
2056
2057     ret->doc = doc;
2058     ret->ref = 1;
2059
2060     hres = init_nscontainer(ret);
2061     if(SUCCEEDED(hres))
2062         *_ret = ret;
2063     else
2064         nsIWebBrowserChrome_Release(&ret->nsIWebBrowserChrome_iface);
2065     return hres;
2066 }
2067
2068 void NSContainer_Release(NSContainer *This)
2069 {
2070     TRACE("(%p)\n", This);
2071
2072     This->doc = NULL;
2073
2074     ShowWindow(This->hwnd, SW_HIDE);
2075     SetParent(This->hwnd, NULL);
2076
2077     nsIBaseWindow_SetVisibility(This->window, FALSE);
2078     nsIBaseWindow_Destroy(This->window);
2079
2080     nsIWebBrowser_SetContainerWindow(This->webbrowser, NULL);
2081
2082     nsIWebBrowser_Release(This->webbrowser);
2083     This->webbrowser = NULL;
2084
2085     nsIWebNavigation_Release(This->navigation);
2086     This->navigation = NULL;
2087
2088     nsIBaseWindow_Release(This->window);
2089     This->window = NULL;
2090
2091     nsIWebBrowserFocus_Release(This->focus);
2092     This->focus = NULL;
2093
2094     if(This->editor_controller) {
2095         nsIController_Release(This->editor_controller);
2096         This->editor_controller = NULL;
2097     }
2098
2099     if(This->editor) {
2100         nsIEditor_Release(This->editor);
2101         This->editor = NULL;
2102     }
2103
2104     if(This->content_listener) {
2105         nsIURIContentListener_Release(This->content_listener);
2106         This->content_listener = NULL;
2107     }
2108
2109     if(This->hwnd) {
2110         DestroyWindow(This->hwnd);
2111         This->hwnd = NULL;
2112     }
2113
2114     nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
2115 }