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
  23 #define COBJMACROS
  24
  25 #include "windef.h"
  26 #include "winbase.h"
  27 #include "winuser.h"
  28 #include "winreg.h"
  29 #include "ole2.h"
  30
  31 #include "wine/debug.h"
  32 #include "wine/unicode.h"
  33
  34 #include "mshtml_private.h"
  35
  36 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
  37
  38 #define NS_APPSTARTUPNOTIFIER_CONTRACTID "@mozilla.org/embedcomp/appstartup-notifier;1"
  39 #define NS_WEBBROWSER_CONTRACTID "@mozilla.org/embedding/browser/nsWebBrowser;1"
  40 #define NS_PROFILE_CONTRACTID "@mozilla.org/profile/manager;1"
  41 #define NS_MEMORY_CONTRACTID "@mozilla.org/xpcom/memory-service;1"
  42 #define NS_STRINGSTREAM_CONTRACTID "@mozilla.org/io/string-input-stream;1"
  43 #define NS_COMMANDPARAMS_CONTRACTID "@mozilla.org/embedcomp/command-params;1"
  44 #define NS_HTMLSERIALIZER_CONTRACTID "@mozilla.org/layout/contentserializer;1?mimetype=text/html"
  45 #define NS_EDITORCONTROLLER_CONTRACTID "@mozilla.org/editor/editorcontroller;1"
  46 #define NS_ARRAY_CONTRACTID "@mozilla.org/array;1"
  47 #define NS_VARIANT_CONTRACTID "@mozilla.org/variant;1"
  48 #define NS_PREFERENCES_CONTRACTID "@mozilla.org/preferences;1"
  49
  50 #define APPSTARTUP_TOPIC "app-startup"
  51
  52 #define PR_UINT32_MAX 0xffffffff
  53
  54 struct nsCStringContainer {
  55     void *v;
  56     void *d1;
  57     PRUint32 d2;
  58     void *d3;
  59 };
  60
  61 static nsresult (*NS_InitXPCOM2)(nsIServiceManager**,void*,void*);
  62 static nsresult (*NS_ShutdownXPCOM)(nsIServiceManager*);
  63 static nsresult (*NS_GetComponentRegistrar)(nsIComponentRegistrar**);
  64 static nsresult (*NS_StringContainerInit)(nsStringContainer*);
  65 static nsresult (*NS_CStringContainerInit)(nsCStringContainer*);
  66 static nsresult (*NS_StringContainerFinish)(nsStringContainer*);
  67 static nsresult (*NS_CStringContainerFinish)(nsCStringContainer*);
  68 static nsresult (*NS_StringSetData)(nsAString*,const PRUnichar*,PRUint32);
  69 static nsresult (*NS_CStringSetData)(nsACString*,const char*,PRUint32);
  70 static nsresult (*NS_NewLocalFile)(const nsAString*,PRBool,nsIFile**);
  71 static PRUint32 (*NS_StringGetData)(const nsAString*,const PRUnichar **,PRBool*);
  72 static PRUint32 (*NS_CStringGetData)(const nsACString*,const char**,PRBool*);
  73
  74 static HINSTANCE hXPCOM = NULL;
  75
  76 static nsIServiceManager *pServMgr = NULL;
  77 static nsIComponentManager *pCompMgr = NULL;
  78 static nsIMemory *nsmem = NULL;
  79
  80 static const WCHAR wszNsContainer[] = {'N','s','C','o','n','t','a','i','n','e','r',0};
  81
  82 static ATOM nscontainer_class;
  83
  84 static LRESULT WINAPI nsembed_proc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
  85 {
  86     NSContainer *This;
  87     nsresult nsres;
  88
  89     static const WCHAR wszTHIS[] = {'T','H','I','S',0};
  90
  91     if(msg == WM_CREATE) {
  92         This = *(NSContainer**)lParam;
  93         SetPropW(hwnd, wszTHIS, This);
  94     }else {
  95         This = (NSContainer*)GetPropW(hwnd, wszTHIS);
  96     }
  97
  98     switch(msg) {
  99         case WM_SIZE:
 100             TRACE("(%p)->(WM_SIZE)\n", This);
 101
 102             nsres = nsIBaseWindow_SetSize(This->window,
 103                     LOWORD(lParam), HIWORD(lParam), TRUE);
 104             if(NS_FAILED(nsres))
 105                 WARN("SetSize failed: %08x\n", nsres);
 106     }
 107
 108     return DefWindowProcW(hwnd, msg, wParam, lParam);
 109 }
 110
 111
 112 static void register_nscontainer_class(void)
 113 {
 114     static WNDCLASSEXW wndclass = {
 115         sizeof(WNDCLASSEXW),
 116         CS_DBLCLKS,
 117         nsembed_proc,
 118         0, 0, NULL, NULL, NULL, NULL, NULL,
 119         wszNsContainer,
 120         NULL,
 121     };
 122     wndclass.hInstance = hInst;
 123     nscontainer_class = RegisterClassExW(&wndclass);
 124 }
 125
 126 static BOOL load_xpcom(const PRUnichar *gre_path)
 127 {
 128     WCHAR path_env[MAX_PATH];
 129     int len;
 130
 131     static const WCHAR wszPATH[] = {'P','A','T','H',0};
 132     static const WCHAR strXPCOM[] = {'x','p','c','o','m','.','d','l','l',0};
 133
 134     TRACE("(%s)\n", debugstr_w(gre_path));
 135
 136     /* We have to modify PATH as XPCOM loads other DLLs from this directory. */
 137     GetEnvironmentVariableW(wszPATH, path_env, sizeof(path_env)/sizeof(WCHAR));
 138     len = strlenW(path_env);
 139     path_env[len++] = ';';
 140     strcpyW(path_env+len, gre_path);
 141     SetEnvironmentVariableW(wszPATH, path_env);
 142
 143     hXPCOM = LoadLibraryW(strXPCOM);
 144     if(!hXPCOM) {
 145         WARN("Could not load XPCOM: %d\n", GetLastError());
 146         return FALSE;
 147     }
 148
 149 #define NS_DLSYM(func) \
 150     func = (typeof(func))GetProcAddress(hXPCOM, #func); \
 151     if(!func) \
 152         ERR("Could not GetProcAddress(" #func ") failed\n")
 153
 154     NS_DLSYM(NS_InitXPCOM2);
 155     NS_DLSYM(NS_ShutdownXPCOM);
 156     NS_DLSYM(NS_GetComponentRegistrar);
 157     NS_DLSYM(NS_StringContainerInit);
 158     NS_DLSYM(NS_CStringContainerInit);
 159     NS_DLSYM(NS_StringContainerFinish);
 160     NS_DLSYM(NS_CStringContainerFinish);
 161     NS_DLSYM(NS_StringSetData);
 162     NS_DLSYM(NS_CStringSetData);
 163     NS_DLSYM(NS_NewLocalFile);
 164     NS_DLSYM(NS_StringGetData);
 165     NS_DLSYM(NS_CStringGetData);
 166
 167 #undef NS_DLSYM
 168
 169     return TRUE;
 170 }
 171
 172 static BOOL check_version(LPCWSTR gre_path, const char *version_string)
 173 {
 174     WCHAR file_name[MAX_PATH];
 175     char version[128];
 176     DWORD read=0;
 177     HANDLE hfile;
 178
 179     static const WCHAR wszVersion[] = {'\\','V','E','R','S','I','O','N',0};
 180
 181     strcpyW(file_name, gre_path);
 182     strcatW(file_name, wszVersion);
 183
 184     hfile = CreateFileW(file_name, GENERIC_READ, FILE_SHARE_READ, NULL,
 185                         OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
 186     if(hfile == INVALID_HANDLE_VALUE) {
 187         ERR("Could not open VERSION file\n");
 188         return FALSE;
 189     }
 190
 191     ReadFile(hfile, version, sizeof(version), &read, NULL);
 192     version[read] = 0;
 193     CloseHandle(hfile);
 194
 195     TRACE("%s\n", debugstr_a(version));
 196
 197     if(strcmp(version, version_string)) {
 198         ERR("Unexpected version %s, expected %s\n", debugstr_a(version),
 199             debugstr_a(version_string));
 200         return FALSE;
 201     }
 202
 203     return TRUE;
 204 }
 205
 206 static BOOL load_wine_gecko_v(PRUnichar *gre_path, HKEY mshtml_key,
 207         const char *version, const char *version_string)
 208 {
 209     DWORD res, type, size = MAX_PATH;
 210     HKEY hkey = mshtml_key;
 211
 212     static const WCHAR wszGeckoPath[] =
 213         {'G','e','c','k','o','P','a','t','h',0};
 214
 215     if(version) {
 216         /* @@ Wine registry key: HKCU\Software\Wine\MSHTML\<version> */
 217         res = RegOpenKeyA(mshtml_key, version, &hkey);
 218         if(res != ERROR_SUCCESS)
 219             return FALSE;
 220     }
 221
 222     res = RegQueryValueExW(hkey, wszGeckoPath, NULL, &type, (LPBYTE)gre_path, &size);
 223     if(hkey != mshtml_key)
 224         RegCloseKey(hkey);
 225     if(res != ERROR_SUCCESS || type != REG_SZ)
 226         return FALSE;
 227
 228     if(!check_version(gre_path, version_string))
 229         return FALSE;
 230
 231     return load_xpcom(gre_path);
 232 }
 233
 234 static BOOL load_wine_gecko(PRUnichar *gre_path)
 235 {
 236     HKEY hkey;
 237     DWORD res;
 238     BOOL ret;
 239
 240     static const WCHAR wszMshtmlKey[] = {
 241         'S','o','f','t','w','a','r','e','\\','W','i','n','e',
 242         '\\','M','S','H','T','M','L',0};
 243
 244     /* @@ Wine registry key: HKCU\Software\Wine\MSHTML */
 245     res = RegOpenKeyW(HKEY_CURRENT_USER, wszMshtmlKey, &hkey);
 246     if(res != ERROR_SUCCESS)
 247         return FALSE;
 248
 249     ret = load_wine_gecko_v(gre_path, hkey, GECKO_VERSION, GECKO_VERSION_STRING)
 250         || load_wine_gecko_v(gre_path, hkey, "0.0.1", "Wine Gecko 0.0.1\n")
 251         || load_wine_gecko_v(gre_path, hkey, NULL, "Wine Gecko 0.0.1\n");
 252
 253     RegCloseKey(hkey);
 254     return ret;
 255 }
 256
 257 static void set_lang(nsIPrefBranch *pref)
 258 {
 259     char langs[100];
 260     DWORD res, size, type;
 261     HKEY hkey;
 262     nsresult nsres;
 263
 264     static const WCHAR international_keyW[] =
 265         {'S','o','f','t','w','a','r','e',
 266          '\\','M','i','c','r','o','s','o','f','t',
 267          '\\','I','n','t','e','r','n','e','t',' ','E','x','p','l','o','r','e','r',
 268          '\\','I','n','t','e','r','n','a','t','i','o','n','a','l',0};
 269
 270     res = RegOpenKeyW(HKEY_CURRENT_USER, international_keyW, &hkey);
 271     if(res != ERROR_SUCCESS)
 272         return;
 273
 274     size = sizeof(langs);
 275     res = RegQueryValueExA(hkey, "AcceptLanguage", 0, &type, (LPBYTE)langs, &size);
 276     RegCloseKey(hkey);
 277     if(res != ERROR_SUCCESS || type != REG_SZ)
 278         return;
 279
 280     TRACE("Setting lang %s\n", debugstr_a(langs));
 281
 282     nsres = nsIPrefBranch_SetCharPref(pref, "intl.accept_languages", langs);
 283     if(NS_FAILED(nsres))
 284         ERR("SetCharPref failed: %08x\n", nsres);
 285 }
 286
 287 static void set_profile(void)
 288 {
 289     nsIPrefBranch *pref;
 290     nsIProfile *profile;
 291     PRBool exists = FALSE;
 292     nsresult nsres;
 293
 294     static const WCHAR wszMSHTML[] = {'M','S','H','T','M','L',0};
 295
 296     nsres = nsIServiceManager_GetServiceByContractID(pServMgr, NS_PROFILE_CONTRACTID,
 297             &IID_nsIProfile, (void**)&profile);
 298     if(NS_FAILED(nsres)) {
 299         ERR("Could not get profile service: %08x\n", nsres);
 300         return;
 301     }
 302
 303     nsres = nsIProfile_ProfileExists(profile, wszMSHTML, &exists);
 304     if(!exists) {
 305         nsres = nsIProfile_CreateNewProfile(profile, wszMSHTML, NULL, NULL, FALSE);
 306         if(NS_FAILED(nsres))
 307             ERR("CreateNewProfile failed: %08x\n", nsres);
 308     }
 309
 310     nsres = nsIProfile_SetCurrentProfile(profile, wszMSHTML);
 311     if(NS_FAILED(nsres))
 312         ERR("SetCurrentProfile failed: %08x\n", nsres);
 313
 314     nsIProfile_Release(profile);
 315
 316     nsres = nsIServiceManager_GetServiceByContractID(pServMgr, NS_PREFERENCES_CONTRACTID,
 317             &IID_nsIPrefBranch, (void**)&pref);
 318     if(NS_FAILED(nsres)) {
 319         ERR("Could not get preference service: %08x\n", nsres);
 320         return;
 321     }
 322
 323     set_lang(pref);
 324
 325     nsIPrefBranch_Release(pref);
 326 }
 327
 328 static BOOL init_xpcom(const PRUnichar *gre_path)
 329 {
 330     nsresult nsres;
 331     nsIObserver *pStartNotif;
 332     nsIComponentRegistrar *registrar = NULL;
 333     nsAString path;
 334     nsIFile *gre_dir;
 335
 336     nsAString_Init(&path, gre_path);
 337     nsres = NS_NewLocalFile(&path, FALSE, &gre_dir);
 338     nsAString_Finish(&path);
 339     if(NS_FAILED(nsres)) {
 340         ERR("NS_NewLocalFile failed: %08x\n", nsres);
 341         FreeLibrary(hXPCOM);
 342         return FALSE;
 343     }
 344
 345     nsres = NS_InitXPCOM2(&pServMgr, gre_dir, NULL);
 346     if(NS_FAILED(nsres)) {
 347         ERR("NS_InitXPCOM2 failed: %08x\n", nsres);
 348         FreeLibrary(hXPCOM);
 349         return FALSE;
 350     }
 351
 352     nsres = nsIServiceManager_QueryInterface(pServMgr, &IID_nsIComponentManager, (void**)&pCompMgr);
 353     if(NS_FAILED(nsres))
 354         ERR("Could not get nsIComponentManager: %08x\n", nsres);
 355
 356     nsres = NS_GetComponentRegistrar(&registrar);
 357     if(NS_SUCCEEDED(nsres)) {
 358         nsres = nsIComponentRegistrar_AutoRegister(registrar, NULL);
 359         if(NS_FAILED(nsres))
 360             ERR("AutoRegister(NULL) failed: %08x\n", nsres);
 361
 362         nsres = nsIComponentRegistrar_AutoRegister(registrar, gre_dir);
 363         if(NS_FAILED(nsres))
 364             ERR("AutoRegister(gre_dir) failed: %08x\n", nsres);
 365
 366         init_nsio(pCompMgr, registrar);
 367     }else {
 368         ERR("NS_GetComponentRegistrar failed: %08x\n", nsres);
 369     }
 370
 371     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr, NS_APPSTARTUPNOTIFIER_CONTRACTID,
 372             NULL, &IID_nsIObserver, (void**)&pStartNotif);
 373     if(NS_SUCCEEDED(nsres)) {
 374         nsres = nsIObserver_Observe(pStartNotif, NULL, APPSTARTUP_TOPIC, NULL);
 375         if(NS_FAILED(nsres))
 376             ERR("Observe failed: %08x\n", nsres);
 377
 378         nsIObserver_Release(pStartNotif);
 379     }else {
 380         ERR("could not get appstartup-notifier: %08x\n", nsres);
 381     }
 382
 383     set_profile();
 384
 385     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr, NS_MEMORY_CONTRACTID,
 386             NULL, &IID_nsIMemory, (void**)&nsmem);
 387     if(NS_FAILED(nsres))
 388         ERR("Could not get nsIMemory: %08x\n", nsres);
 389
 390     if(registrar) {
 391         register_nsservice(registrar, pServMgr);
 392         nsIComponentRegistrar_Release(registrar);
 393     }
 394
 395     return TRUE;
 396 }
 397
 398 static CRITICAL_SECTION cs_load_gecko;
 399 static CRITICAL_SECTION_DEBUG cs_load_gecko_dbg =
 400 {
 401     0, 0, &cs_load_gecko,
 402     { &cs_load_gecko_dbg.ProcessLocksList, &cs_load_gecko_dbg.ProcessLocksList },
 403       0, 0, { (DWORD_PTR)(__FILE__ ": load_gecko") }
 404 };
 405 static CRITICAL_SECTION cs_load_gecko = { &cs_load_gecko_dbg, -1, 0, 0, 0, 0 };
 406
 407 BOOL load_gecko(BOOL silent)
 408 {
 409     PRUnichar gre_path[MAX_PATH];
 410     BOOL ret = FALSE;
 411
 412     static LONG loading_thread;
 413
 414     TRACE("()\n");
 415
 416     /* load_gecko may be called recursively */
 417     if(loading_thread == GetCurrentThreadId())
 418         return pCompMgr != NULL;
 419
 420     EnterCriticalSection(&cs_load_gecko);
 421
 422     if(!loading_thread) {
 423         loading_thread = GetCurrentThreadId();
 424
 425         if(load_wine_gecko(gre_path)
 426            || (install_wine_gecko(silent) && load_wine_gecko(gre_path)))
 427             ret = init_xpcom(gre_path);
 428         else
 429            MESSAGE("Could not load Mozilla. HTML rendering will be disabled.\n");
 430     }else {
 431         ret = pCompMgr != NULL;
 432     }
 433
 434     LeaveCriticalSection(&cs_load_gecko);
 435
 436     return ret;
 437 }
 438
 439 void *nsalloc(size_t size)
 440 {
 441     return nsIMemory_Alloc(nsmem, size);
 442 }
 443
 444 void nsfree(void *mem)
 445 {
 446     nsIMemory_Free(nsmem, mem);
 447 }
 448
 449 void nsACString_Init(nsACString *str, const char *data)
 450 {
 451     NS_CStringContainerInit(str);
 452     if(data)
 453         nsACString_SetData(str, data);
 454 }
 455
 456 void nsACString_SetData(nsACString *str, const char *data)
 457 {
 458     NS_CStringSetData(str, data, PR_UINT32_MAX);
 459 }
 460
 461 PRUint32 nsACString_GetData(const nsACString *str, const char **data, PRBool *termited)
 462 {
 463     return NS_CStringGetData(str, data, termited);
 464 }
 465
 466 void nsACString_Finish(nsACString *str)
 467 {
 468     NS_CStringContainerFinish(str);
 469 }
 470
 471 void nsAString_Init(nsAString *str, const PRUnichar *data)
 472 {
 473     NS_StringContainerInit(str);
 474     if(data)
 475         NS_StringSetData(str, data, PR_UINT32_MAX);
 476 }
 477
 478 PRUint32 nsAString_GetData(const nsAString *str, const PRUnichar **data, PRBool *termited)
 479 {
 480     return NS_StringGetData(str, data, termited);
 481 }
 482
 483 void nsAString_Finish(nsAString *str)
 484 {
 485     NS_StringContainerFinish(str);
 486 }
 487
 488 nsIInputStream *create_nsstream(const char *data, PRInt32 data_len)
 489 {
 490     nsIStringInputStream *ret;
 491     nsresult nsres;
 492
 493     if(!pCompMgr)
 494         return NULL;
 495
 496     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
 497             NS_STRINGSTREAM_CONTRACTID, NULL, &IID_nsIStringInputStream,
 498             (void**)&ret);
 499     if(NS_FAILED(nsres)) {
 500         ERR("Could not get nsIStringInputStream\n");
 501         return NULL;
 502     }
 503
 504     nsres = nsIStringInputStream_SetData(ret, data, data_len);
 505     if(NS_FAILED(nsres)) {
 506         ERR("AdoptData failed: %08x\n", nsres);
 507         nsIStringInputStream_Release(ret);
 508         return NULL;
 509     }
 510
 511     return (nsIInputStream*)ret;
 512 }
 513
 514 nsIMutableArray *create_nsarray(void)
 515 {
 516     nsIMutableArray *ret;
 517     nsresult nsres;
 518
 519     if(!pCompMgr)
 520         return NULL;
 521
 522     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
 523             NS_ARRAY_CONTRACTID, NULL, &IID_nsIMutableArray,
 524             (void**)&ret);
 525     if(NS_FAILED(nsres)) {
 526         ERR("Could not get nsIArray: %08x\n", nsres);
 527         return NULL;
 528     }
 529
 530     return ret;
 531 }
 532
 533 nsIWritableVariant *create_nsvariant(void)
 534 {
 535     nsIWritableVariant *ret;
 536     nsresult nsres;
 537
 538     if(!pCompMgr)
 539         return NULL;
 540
 541     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
 542             NS_VARIANT_CONTRACTID, NULL, &IID_nsIWritableVariant,
 543             (void**)&ret);
 544     if(NS_FAILED(nsres)) {
 545         ERR("Could not get nsIWritableVariant: %08x\n", nsres);
 546         return NULL;
 547     }
 548
 549     return ret;
 550 }
 551
 552 nsICommandParams *create_nscommand_params(void)
 553 {
 554     nsICommandParams *ret = NULL;
 555     nsresult nsres;
 556
 557     if(!pCompMgr)
 558         return NULL;
 559
 560     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
 561             NS_COMMANDPARAMS_CONTRACTID, NULL, &IID_nsICommandParams,
 562             (void**)&ret);
 563     if(NS_FAILED(nsres))
 564         ERR("Could not get nsICommandParams\n");
 565
 566     return ret;
 567 }
 568
 569 nsresult get_nsinterface(nsISupports *iface, REFIID riid, void **ppv)
 570 {
 571     nsIInterfaceRequestor *iface_req;
 572     nsresult nsres;
 573
 574     nsres = nsISupports_QueryInterface(iface, &IID_nsIInterfaceRequestor, (void**)&iface_req);
 575     if(NS_FAILED(nsres))
 576         return nsres;
 577
 578     nsres = nsIInterfaceRequestor_GetInterface(iface_req, riid, ppv);
 579     nsIInterfaceRequestor_Release(iface_req);
 580
 581     return nsres;
 582 }
 583
 584 static void nsnode_to_nsstring_rec(nsIContentSerializer *serializer, nsIDOMNode *nsnode, nsAString *str)
 585 {
 586     nsIDOMNodeList *node_list = NULL;
 587     PRBool has_children = FALSE;
 588     PRUint16 type;
 589     nsresult nsres;
 590
 591     nsIDOMNode_HasChildNodes(nsnode, &has_children);
 592
 593     nsres = nsIDOMNode_GetNodeType(nsnode, &type);
 594     if(NS_FAILED(nsres)) {
 595         ERR("GetType failed: %08x\n", nsres);
 596         return;
 597     }
 598
 599     switch(type) {
 600     case ELEMENT_NODE: {
 601         nsIDOMElement *nselem;
 602         nsIDOMNode_QueryInterface(nsnode, &IID_nsIDOMElement, (void**)&nselem);
 603         nsIContentSerializer_AppendElementStart(serializer, nselem, has_children, str);
 604         nsIDOMElement_Release(nselem);
 605         break;
 606     }
 607     case TEXT_NODE: {
 608         nsIDOMText *nstext;
 609         nsIDOMNode_QueryInterface(nsnode, &IID_nsIDOMText, (void**)&nstext);
 610         nsIContentSerializer_AppendText(serializer, nstext, 0, -1, str);
 611         nsIDOMText_Release(nstext);
 612         break;
 613     }
 614     case COMMENT_NODE: {
 615         nsIDOMComment *nscomment;
 616         nsres = nsIDOMNode_QueryInterface(nsnode, &IID_nsIDOMComment, (void**)&nscomment);
 617         nsres = nsIContentSerializer_AppendComment(serializer, nscomment, 0, -1, str);
 618         break;
 619     }
 620     case DOCUMENT_NODE: {
 621         nsIDOMDocument *nsdoc;
 622         nsIDOMNode_QueryInterface(nsnode, &IID_nsIDOMDocument, (void**)&nsdoc);
 623         nsIContentSerializer_AppendDocumentStart(serializer, nsdoc, str);
 624         nsIDOMDocument_Release(nsdoc);
 625         break;
 626     }
 627     case DOCUMENT_FRAGMENT_NODE:
 628         break;
 629     default:
 630         FIXME("Unhandled type %u\n", type);
 631     }
 632
 633     if(has_children) {
 634         PRUint32 child_cnt, i;
 635         nsIDOMNode *child_node;
 636
 637         nsIDOMNode_GetChildNodes(nsnode, &node_list);
 638         nsIDOMNodeList_GetLength(node_list, &child_cnt);
 639
 640         for(i=0; i<child_cnt; i++) {
 641             nsres = nsIDOMNodeList_Item(node_list, i, &child_node);
 642             if(NS_SUCCEEDED(nsres)) {
 643                 nsnode_to_nsstring_rec(serializer, child_node, str);
 644                 nsIDOMNode_Release(child_node);
 645             }else {
 646                 ERR("Item failed: %08x\n", nsres);
 647             }
 648         }
 649
 650         nsIDOMNodeList_Release(node_list);
 651     }
 652
 653     if(type == ELEMENT_NODE) {
 654         nsIDOMElement *nselem;
 655         nsIDOMNode_QueryInterface(nsnode, &IID_nsIDOMElement, (void**)&nselem);
 656         nsIContentSerializer_AppendElementEnd(serializer, nselem, str);
 657         nsIDOMElement_Release(nselem);
 658     }
 659 }
 660
 661 void nsnode_to_nsstring(nsIDOMNode *nsdoc, nsAString *str)
 662 {
 663     nsIContentSerializer *serializer;
 664     nsIDOMNode *nsnode;
 665     nsresult nsres;
 666
 667     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
 668             NS_HTMLSERIALIZER_CONTRACTID, NULL, &IID_nsIContentSerializer,
 669             (void**)&serializer);
 670     if(NS_FAILED(nsres)) {
 671         ERR("Could not get nsIContentSerializer: %08x\n", nsres);
 672         return;
 673     }
 674
 675     nsres = nsIContentSerializer_Init(serializer, 0, 100, NULL, FALSE);
 676     if(NS_FAILED(nsres))
 677         ERR("Init failed: %08x\n", nsres);
 678
 679     nsIDOMDocument_QueryInterface(nsdoc, &IID_nsIDOMNode, (void**)&nsnode);
 680     nsnode_to_nsstring_rec(serializer, nsnode, str);
 681     nsIDOMNode_Release(nsnode);
 682
 683     nsres = nsIContentSerializer_Flush(serializer, str);
 684     if(NS_FAILED(nsres))
 685         ERR("Flush failed: %08x\n", nsres);
 686
 687     nsIContentSerializer_Release(serializer);
 688 }
 689
 690 void get_editor_controller(NSContainer *This)
 691 {
 692     nsIEditingSession *editing_session = NULL;
 693     nsIControllerContext *ctrlctx;
 694     nsresult nsres;
 695
 696     if(This->editor) {
 697         nsIEditor_Release(This->editor);
 698         This->editor = NULL;
 699     }
 700
 701     if(This->editor_controller) {
 702         nsIController_Release(This->editor_controller);
 703         This->editor_controller = NULL;
 704     }
 705
 706     nsres = get_nsinterface((nsISupports*)This->webbrowser, &IID_nsIEditingSession,
 707             (void**)&editing_session);
 708     if(NS_FAILED(nsres)) {
 709         ERR("Could not get nsIEditingSession: %08x\n", nsres);
 710         return;
 711     }
 712
 713     nsres = nsIEditingSession_GetEditorForWindow(editing_session,
 714             This->doc->window->nswindow, &This->editor);
 715     nsIEditingSession_Release(editing_session);
 716     if(NS_FAILED(nsres)) {
 717         ERR("Could not get editor: %08x\n", nsres);
 718         return;
 719     }
 720
 721     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
 722             NS_EDITORCONTROLLER_CONTRACTID, NULL, &IID_nsIControllerContext, (void**)&ctrlctx);
 723     if(NS_SUCCEEDED(nsres)) {
 724         nsres = nsIControllerContext_SetCommandContext(ctrlctx, (nsISupports *)This->editor);
 725         if(NS_FAILED(nsres))
 726             ERR("SetCommandContext failed: %08x\n", nsres);
 727         nsres = nsIControllerContext_QueryInterface(ctrlctx, &IID_nsIController,
 728                 (void**)&This->editor_controller);
 729         nsIControllerContext_Release(ctrlctx);
 730         if(NS_FAILED(nsres))
 731             ERR("Could not get nsIController interface: %08x\n", nsres);
 732     }else {
 733         ERR("Could not create edit controller: %08x\n", nsres);
 734     }
 735 }
 736
 737 void set_ns_editmode(NSContainer *This)
 738 {
 739     nsIEditingSession *editing_session = NULL;
 740     nsIURIContentListener *listener = NULL;
 741     nsIDOMWindow *dom_window = NULL;
 742     nsresult nsres;
 743
 744     nsres = get_nsinterface((nsISupports*)This->webbrowser, &IID_nsIEditingSession,
 745             (void**)&editing_session);
 746     if(NS_FAILED(nsres)) {
 747         ERR("Could not get nsIEditingSession: %08x\n", nsres);
 748         return;
 749     }
 750
 751     nsres = nsIWebBrowser_GetContentDOMWindow(This->webbrowser, &dom_window);
 752     if(NS_FAILED(nsres)) {
 753         ERR("Could not get content DOM window: %08x\n", nsres);
 754         nsIEditingSession_Release(editing_session);
 755         return;
 756     }
 757
 758     nsres = nsIEditingSession_MakeWindowEditable(editing_session, dom_window, NULL, FALSE);
 759     nsIEditingSession_Release(editing_session);
 760     nsIDOMWindow_Release(dom_window);
 761     if(NS_FAILED(nsres)) {
 762         ERR("MakeWindowEditable failed: %08x\n", nsres);
 763         return;
 764     }
 765
 766     /* MakeWindowEditable changes WebBrowser's parent URI content listener.
 767      * It seams to be a bug in Gecko. To workaround it we set our content
 768      * listener again and Gecko's one as its parent.
 769      */
 770     nsIWebBrowser_GetParentURIContentListener(This->webbrowser, &listener);
 771     nsIURIContentListener_SetParentContentListener(NSURICL(This), listener);
 772     nsIURIContentListener_Release(listener);
 773     nsIWebBrowser_SetParentURIContentListener(This->webbrowser, NSURICL(This));
 774 }
 775
 776 void close_gecko(void)
 777 {
 778     TRACE("()\n");
 779
 780     if(pCompMgr)
 781         nsIComponentManager_Release(pCompMgr);
 782
 783     if(pServMgr)
 784         nsIServiceManager_Release(pServMgr);
 785
 786     if(nsmem)
 787         nsIMemory_Release(nsmem);
 788
 789     if(hXPCOM)
 790         FreeLibrary(hXPCOM);
 791 }
 792
 793 /**********************************************************
 794  *      nsIWebBrowserChrome interface
 795  */
 796
 797 #define NSWBCHROME_THIS(iface) DEFINE_THIS(NSContainer, WebBrowserChrome, iface)
 798
 799 static nsresult NSAPI nsWebBrowserChrome_QueryInterface(nsIWebBrowserChrome *iface,
 800         nsIIDRef riid, nsQIResult result)
 801 {
 802     NSContainer *This = NSWBCHROME_THIS(iface);
 803
 804     *result = NULL;
 805     if(IsEqualGUID(&IID_nsISupports, riid)) {
 806         TRACE("(%p)->(IID_nsISupports, %p)\n", This, result);
 807         *result = NSWBCHROME(This);
 808     }else if(IsEqualGUID(&IID_nsIWebBrowserChrome, riid)) {
 809         TRACE("(%p)->(IID_nsIWebBrowserChrome, %p)\n", This, result);
 810         *result = NSWBCHROME(This);
 811     }else if(IsEqualGUID(&IID_nsIContextMenuListener, riid)) {
 812         TRACE("(%p)->(IID_nsIContextMenuListener, %p)\n", This, result);
 813         *result = NSCML(This);
 814     }else if(IsEqualGUID(&IID_nsIURIContentListener, riid)) {
 815         TRACE("(%p)->(IID_nsIURIContentListener %p)\n", This, result);
 816         *result = NSURICL(This);
 817     }else if(IsEqualGUID(&IID_nsIEmbeddingSiteWindow, riid)) {
 818         TRACE("(%p)->(IID_nsIEmbeddingSiteWindow %p)\n", This, result);
 819         *result = NSEMBWNDS(This);
 820     }else if(IsEqualGUID(&IID_nsITooltipListener, riid)) {
 821         TRACE("(%p)->(IID_nsITooltipListener %p)\n", This, result);
 822         *result = NSTOOLTIP(This);
 823     }else if(IsEqualGUID(&IID_nsIInterfaceRequestor, riid)) {
 824         TRACE("(%p)->(IID_nsIInterfaceRequestor %p)\n", This, result);
 825         *result = NSIFACEREQ(This);
 826     }else if(IsEqualGUID(&IID_nsIWeakReference, riid)) {
 827         TRACE("(%p)->(IID_nsIWeakReference %p)\n", This, result);
 828         *result = NSWEAKREF(This);
 829     }else if(IsEqualGUID(&IID_nsISupportsWeakReference, riid)) {
 830         TRACE("(%p)->(IID_nsISupportsWeakReference %p)\n", This, result);
 831         *result = NSSUPWEAKREF(This);
 832     }
 833
 834     if(*result) {
 835         nsIWebBrowserChrome_AddRef(NSWBCHROME(This));
 836         return NS_OK;
 837     }
 838
 839     TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), result);
 840     return NS_NOINTERFACE;
 841 }
 842
 843 static nsrefcnt NSAPI nsWebBrowserChrome_AddRef(nsIWebBrowserChrome *iface)
 844 {
 845     NSContainer *This = NSWBCHROME_THIS(iface);
 846     LONG ref = InterlockedIncrement(&This->ref);
 847
 848     TRACE("(%p) ref=%d\n", This, ref);
 849
 850     return ref;
 851 }
 852
 853 static nsrefcnt NSAPI nsWebBrowserChrome_Release(nsIWebBrowserChrome *iface)
 854 {
 855     NSContainer *This = NSWBCHROME_THIS(iface);
 856     LONG ref = InterlockedDecrement(&This->ref);
 857
 858     TRACE("(%p) ref=%d\n", This, ref);
 859
 860     if(!ref) {
 861         if(This->parent)
 862             nsIWebBrowserChrome_Release(NSWBCHROME(This->parent));
 863         mshtml_free(This);
 864     }
 865
 866     return ref;
 867 }
 868
 869 static nsresult NSAPI nsWebBrowserChrome_SetStatus(nsIWebBrowserChrome *iface,
 870         PRUint32 statusType, const PRUnichar *status)
 871 {
 872     NSContainer *This = NSWBCHROME_THIS(iface);
 873     TRACE("(%p)->(%d %s)\n", This, statusType, debugstr_w(status));
 874     return NS_ERROR_NOT_IMPLEMENTED;
 875 }
 876
 877 static nsresult NSAPI nsWebBrowserChrome_GetWebBrowser(nsIWebBrowserChrome *iface,
 878         nsIWebBrowser **aWebBrowser)
 879 {
 880     NSContainer *This = NSWBCHROME_THIS(iface);
 881
 882     TRACE("(%p)->(%p)\n", This, aWebBrowser);
 883
 884     if(!aWebBrowser)
 885         return NS_ERROR_INVALID_ARG;
 886
 887     if(This->webbrowser)
 888         nsIWebBrowser_AddRef(This->webbrowser);
 889     *aWebBrowser = This->webbrowser;
 890     return S_OK;
 891 }
 892
 893 static nsresult NSAPI nsWebBrowserChrome_SetWebBrowser(nsIWebBrowserChrome *iface,
 894         nsIWebBrowser *aWebBrowser)
 895 {
 896     NSContainer *This = NSWBCHROME_THIS(iface);
 897
 898     TRACE("(%p)->(%p)\n", This, aWebBrowser);
 899
 900     if(aWebBrowser != This->webbrowser)
 901         ERR("Wrong nsWebBrowser!\n");
 902
 903     return NS_OK;
 904 }
 905
 906 static nsresult NSAPI nsWebBrowserChrome_GetChromeFlags(nsIWebBrowserChrome *iface,
 907         PRUint32 *aChromeFlags)
 908 {
 909     NSContainer *This = NSWBCHROME_THIS(iface);
 910     WARN("(%p)->(%p)\n", This, aChromeFlags);
 911     return NS_ERROR_NOT_IMPLEMENTED;
 912 }
 913
 914 static nsresult NSAPI nsWebBrowserChrome_SetChromeFlags(nsIWebBrowserChrome *iface,
 915         PRUint32 aChromeFlags)
 916 {
 917     NSContainer *This = NSWBCHROME_THIS(iface);
 918     WARN("(%p)->(%08x)\n", This, aChromeFlags);
 919     return NS_ERROR_NOT_IMPLEMENTED;
 920 }
 921
 922 static nsresult NSAPI nsWebBrowserChrome_DestroyBrowserWindow(nsIWebBrowserChrome *iface)
 923 {
 924     NSContainer *This = NSWBCHROME_THIS(iface);
 925     TRACE("(%p)\n", This);
 926     return NS_ERROR_NOT_IMPLEMENTED;
 927 }
 928
 929 static nsresult NSAPI nsWebBrowserChrome_SizeBrowserTo(nsIWebBrowserChrome *iface,
 930         PRInt32 aCX, PRInt32 aCY)
 931 {
 932     NSContainer *This = NSWBCHROME_THIS(iface);
 933     WARN("(%p)->(%d %d)\n", This, aCX, aCY);
 934     return NS_ERROR_NOT_IMPLEMENTED;
 935 }
 936
 937 static nsresult NSAPI nsWebBrowserChrome_ShowAsModal(nsIWebBrowserChrome *iface)
 938 {
 939     NSContainer *This = NSWBCHROME_THIS(iface);
 940     WARN("(%p)\n", This);
 941     return NS_ERROR_NOT_IMPLEMENTED;
 942 }
 943
 944 static nsresult NSAPI nsWebBrowserChrome_IsWindowModal(nsIWebBrowserChrome *iface, PRBool *_retval)
 945 {
 946     NSContainer *This = NSWBCHROME_THIS(iface);
 947     WARN("(%p)->(%p)\n", This, _retval);
 948     return NS_ERROR_NOT_IMPLEMENTED;
 949 }
 950
 951 static nsresult NSAPI nsWebBrowserChrome_ExitModalEventLoop(nsIWebBrowserChrome *iface,
 952         nsresult aStatus)
 953 {
 954     NSContainer *This = NSWBCHROME_THIS(iface);
 955     WARN("(%p)->(%08x)\n", This, aStatus);
 956     return NS_ERROR_NOT_IMPLEMENTED;
 957 }
 958
 959 #undef NSWBCHROME_THIS
 960
 961 static const nsIWebBrowserChromeVtbl nsWebBrowserChromeVtbl = {
 962     nsWebBrowserChrome_QueryInterface,
 963     nsWebBrowserChrome_AddRef,
 964     nsWebBrowserChrome_Release,
 965     nsWebBrowserChrome_SetStatus,
 966     nsWebBrowserChrome_GetWebBrowser,
 967     nsWebBrowserChrome_SetWebBrowser,
 968     nsWebBrowserChrome_GetChromeFlags,
 969     nsWebBrowserChrome_SetChromeFlags,
 970     nsWebBrowserChrome_DestroyBrowserWindow,
 971     nsWebBrowserChrome_SizeBrowserTo,
 972     nsWebBrowserChrome_ShowAsModal,
 973     nsWebBrowserChrome_IsWindowModal,
 974     nsWebBrowserChrome_ExitModalEventLoop
 975 };
 976
 977 /**********************************************************
 978  *      nsIContextMenuListener interface
 979  */
 980
 981 #define NSCML_THIS(iface) DEFINE_THIS(NSContainer, ContextMenuListener, iface)
 982
 983 static nsresult NSAPI nsContextMenuListener_QueryInterface(nsIContextMenuListener *iface,
 984         nsIIDRef riid, nsQIResult result)
 985 {
 986     NSContainer *This = NSCML_THIS(iface);
 987     return nsIWebBrowserChrome_QueryInterface(NSWBCHROME(This), riid, result);
 988 }
 989
 990 static nsrefcnt NSAPI nsContextMenuListener_AddRef(nsIContextMenuListener *iface)
 991 {
 992     NSContainer *This = NSCML_THIS(iface);
 993     return nsIWebBrowserChrome_AddRef(NSWBCHROME(This));
 994 }
 995
 996 static nsrefcnt NSAPI nsContextMenuListener_Release(nsIContextMenuListener *iface)
 997 {
 998     NSContainer *This = NSCML_THIS(iface);
 999     return nsIWebBrowserChrome_Release(NSWBCHROME(This));
1000 }
1001
1002 static nsresult NSAPI nsContextMenuListener_OnShowContextMenu(nsIContextMenuListener *iface,
1003         PRUint32 aContextFlags, nsIDOMEvent *aEvent, nsIDOMNode *aNode)
1004 {
1005     NSContainer *This = NSCML_THIS(iface);
1006     nsIDOMMouseEvent *event;
1007     POINT pt;
1008     DWORD dwID = CONTEXT_MENU_DEFAULT;
1009     nsresult nsres;
1010
1011     TRACE("(%p)->(%08x %p %p)\n", This, aContextFlags, aEvent, aNode);
1012
1013     nsres = nsIDOMEvent_QueryInterface(aEvent, &IID_nsIDOMMouseEvent, (void**)&event);
1014     if(NS_FAILED(nsres)) {
1015         ERR("Could not get nsIDOMMouseEvent interface: %08x\n", nsres);
1016         return nsres;
1017     }
1018
1019     nsIDOMMouseEvent_GetScreenX(event, &pt.x);
1020     nsIDOMMouseEvent_GetScreenY(event, &pt.y);
1021     nsIDOMMouseEvent_Release(event);
1022
1023     switch(aContextFlags) {
1024     case CONTEXT_NONE:
1025     case CONTEXT_DOCUMENT:
1026     case CONTEXT_TEXT:
1027         dwID = CONTEXT_MENU_DEFAULT;
1028         break;
1029     case CONTEXT_IMAGE:
1030     case CONTEXT_IMAGE|CONTEXT_LINK:
1031         dwID = CONTEXT_MENU_IMAGE;
1032         break;
1033     case CONTEXT_LINK:
1034         dwID = CONTEXT_MENU_ANCHOR;
1035         break;
1036     case CONTEXT_INPUT:
1037         dwID = CONTEXT_MENU_CONTROL;
1038         break;
1039     default:
1040         FIXME("aContextFlags=%08x\n", aContextFlags);
1041     };
1042
1043     show_context_menu(This->doc, dwID, &pt, (IDispatch*)HTMLDOMNODE(get_node(This->doc, aNode)));
1044
1045     return NS_OK;
1046 }
1047
1048 #undef NSCML_THIS
1049
1050 static const nsIContextMenuListenerVtbl nsContextMenuListenerVtbl = {
1051     nsContextMenuListener_QueryInterface,
1052     nsContextMenuListener_AddRef,
1053     nsContextMenuListener_Release,
1054     nsContextMenuListener_OnShowContextMenu
1055 };
1056
1057 /**********************************************************
1058  *      nsIURIContentListener interface
1059  */
1060
1061 #define NSURICL_THIS(iface) DEFINE_THIS(NSContainer, URIContentListener, iface)
1062
1063 static nsresult NSAPI nsURIContentListener_QueryInterface(nsIURIContentListener *iface,
1064         nsIIDRef riid, nsQIResult result)
1065 {
1066     NSContainer *This = NSURICL_THIS(iface);
1067     return nsIWebBrowserChrome_QueryInterface(NSWBCHROME(This), riid, result);
1068 }
1069
1070 static nsrefcnt NSAPI nsURIContentListener_AddRef(nsIURIContentListener *iface)
1071 {
1072     NSContainer *This = NSURICL_THIS(iface);
1073     return nsIWebBrowserChrome_AddRef(NSWBCHROME(This));
1074 }
1075
1076 static nsrefcnt NSAPI nsURIContentListener_Release(nsIURIContentListener *iface)
1077 {
1078     NSContainer *This = NSURICL_THIS(iface);
1079     return nsIWebBrowserChrome_Release(NSWBCHROME(This));
1080 }
1081
1082 static nsresult NSAPI nsURIContentListener_OnStartURIOpen(nsIURIContentListener *iface,
1083                                                           nsIURI *aURI, PRBool *_retval)
1084 {
1085     NSContainer *This = NSURICL_THIS(iface);
1086     nsIWineURI *wine_uri;
1087     nsACString spec_str;
1088     const char *spec;
1089     nsresult nsres;
1090
1091     nsACString_Init(&spec_str, NULL);
1092     nsIURI_GetSpec(aURI, &spec_str);
1093     nsACString_GetData(&spec_str, &spec, NULL);
1094
1095     TRACE("(%p)->(%p(%s) %p)\n", This, aURI, debugstr_a(spec), _retval);
1096
1097     nsACString_Finish(&spec_str);
1098
1099     nsres = nsIURI_QueryInterface(aURI, &IID_nsIWineURI, (void**)&wine_uri);
1100     if(NS_FAILED(nsres)) {
1101         WARN("Could not get nsIWineURI interface: %08x\n", nsres);
1102         return NS_ERROR_NOT_IMPLEMENTED;
1103     }
1104
1105     nsIWineURI_SetNSContainer(wine_uri, This);
1106     nsIWineURI_SetIsDocumentURI(wine_uri, TRUE);
1107
1108     if(This->bscallback && This->bscallback->mon) {
1109         LPWSTR wine_url;
1110         HRESULT hres;
1111
1112         hres = IMoniker_GetDisplayName(This->bscallback->mon, NULL, 0, &wine_url);
1113         if(SUCCEEDED(hres)) {
1114             nsIWineURI_SetWineURL(wine_uri, wine_url);
1115             CoTaskMemFree(wine_url);
1116         }else {
1117             WARN("GetDisplayName failed: %08x\n", hres);
1118         }
1119     }
1120
1121     nsIWineURI_Release(wine_uri);
1122
1123     *_retval = FALSE;
1124     return This->content_listener
1125         ? nsIURIContentListener_OnStartURIOpen(This->content_listener, aURI, _retval)
1126         : NS_OK;
1127 }
1128
1129 static nsresult NSAPI nsURIContentListener_DoContent(nsIURIContentListener *iface,
1130         const char *aContentType, PRBool aIsContentPreferred, nsIRequest *aRequest,
1131         nsIStreamListener **aContentHandler, PRBool *_retval)
1132 {
1133     NSContainer *This = NSURICL_THIS(iface);
1134
1135     TRACE("(%p)->(%s %x %p %p %p)\n", This, debugstr_a(aContentType), aIsContentPreferred,
1136             aRequest, aContentHandler, _retval);
1137
1138     return This->content_listener
1139         ? nsIURIContentListener_DoContent(This->content_listener, aContentType,
1140                   aIsContentPreferred, aRequest, aContentHandler, _retval)
1141         : NS_ERROR_NOT_IMPLEMENTED;
1142 }
1143
1144 static nsresult NSAPI nsURIContentListener_IsPreferred(nsIURIContentListener *iface,
1145         const char *aContentType, char **aDesiredContentType, PRBool *_retval)
1146 {
1147     NSContainer *This = NSURICL_THIS(iface);
1148
1149     TRACE("(%p)->(%s %p %p)\n", This, debugstr_a(aContentType), aDesiredContentType, _retval);
1150
1151     /* FIXME: Should we do something here? */
1152     *_retval = TRUE;
1153
1154     return This->content_listener
1155         ? nsIURIContentListener_IsPreferred(This->content_listener, aContentType,
1156                   aDesiredContentType, _retval)
1157         : NS_OK;
1158 }
1159
1160 static nsresult NSAPI nsURIContentListener_CanHandleContent(nsIURIContentListener *iface,
1161         const char *aContentType, PRBool aIsContentPreferred, char **aDesiredContentType,
1162         PRBool *_retval)
1163 {
1164     NSContainer *This = NSURICL_THIS(iface);
1165
1166     TRACE("(%p)->(%s %x %p %p)\n", This, debugstr_a(aContentType), aIsContentPreferred,
1167             aDesiredContentType, _retval);
1168
1169     return This->content_listener
1170         ? nsIURIContentListener_CanHandleContent(This->content_listener, aContentType,
1171                 aIsContentPreferred, aDesiredContentType, _retval)
1172         : NS_ERROR_NOT_IMPLEMENTED;
1173 }
1174
1175 static nsresult NSAPI nsURIContentListener_GetLoadCookie(nsIURIContentListener *iface,
1176         nsISupports **aLoadCookie)
1177 {
1178     NSContainer *This = NSURICL_THIS(iface);
1179
1180     WARN("(%p)->(%p)\n", This, aLoadCookie);
1181
1182     return This->content_listener
1183         ? nsIURIContentListener_GetLoadCookie(This->content_listener, aLoadCookie)
1184         : NS_ERROR_NOT_IMPLEMENTED;
1185 }
1186
1187 static nsresult NSAPI nsURIContentListener_SetLoadCookie(nsIURIContentListener *iface,
1188         nsISupports *aLoadCookie)
1189 {
1190     NSContainer *This = NSURICL_THIS(iface);
1191
1192     WARN("(%p)->(%p)\n", This, aLoadCookie);
1193
1194     return This->content_listener
1195         ? nsIURIContentListener_SetLoadCookie(This->content_listener, aLoadCookie)
1196         : NS_ERROR_NOT_IMPLEMENTED;
1197 }
1198
1199 static nsresult NSAPI nsURIContentListener_GetParentContentListener(nsIURIContentListener *iface,
1200         nsIURIContentListener **aParentContentListener)
1201 {
1202     NSContainer *This = NSURICL_THIS(iface);
1203
1204     TRACE("(%p)->(%p)\n", This, aParentContentListener);
1205
1206     if(This->content_listener)
1207         nsIURIContentListener_AddRef(This->content_listener);
1208
1209     *aParentContentListener = This->content_listener;
1210     return NS_OK;
1211 }
1212
1213 static nsresult NSAPI nsURIContentListener_SetParentContentListener(nsIURIContentListener *iface,
1214         nsIURIContentListener *aParentContentListener)
1215 {
1216     NSContainer *This = NSURICL_THIS(iface);
1217
1218     TRACE("(%p)->(%p)\n", This, aParentContentListener);
1219
1220     if(aParentContentListener == NSURICL(This))
1221         return NS_OK;
1222
1223     if(This->content_listener)
1224         nsIURIContentListener_Release(This->content_listener);
1225
1226     This->content_listener = aParentContentListener;
1227     if(This->content_listener)
1228         nsIURIContentListener_AddRef(This->content_listener);
1229
1230     return NS_OK;
1231 }
1232
1233 #undef NSURICL_THIS
1234
1235 static const nsIURIContentListenerVtbl nsURIContentListenerVtbl = {
1236     nsURIContentListener_QueryInterface,
1237     nsURIContentListener_AddRef,
1238     nsURIContentListener_Release,
1239     nsURIContentListener_OnStartURIOpen,
1240     nsURIContentListener_DoContent,
1241     nsURIContentListener_IsPreferred,
1242     nsURIContentListener_CanHandleContent,
1243     nsURIContentListener_GetLoadCookie,
1244     nsURIContentListener_SetLoadCookie,
1245     nsURIContentListener_GetParentContentListener,
1246     nsURIContentListener_SetParentContentListener
1247 };
1248
1249 /**********************************************************
1250  *      nsIEmbeddinSiteWindow interface
1251  */
1252
1253 #define NSEMBWNDS_THIS(iface) DEFINE_THIS(NSContainer, EmbeddingSiteWindow, iface)
1254
1255 static nsresult NSAPI nsEmbeddingSiteWindow_QueryInterface(nsIEmbeddingSiteWindow *iface,
1256         nsIIDRef riid, nsQIResult result)
1257 {
1258     NSContainer *This = NSEMBWNDS_THIS(iface);
1259     return nsIWebBrowserChrome_QueryInterface(NSWBCHROME(This), riid, result);
1260 }
1261
1262 static nsrefcnt NSAPI nsEmbeddingSiteWindow_AddRef(nsIEmbeddingSiteWindow *iface)
1263 {
1264     NSContainer *This = NSEMBWNDS_THIS(iface);
1265     return nsIWebBrowserChrome_AddRef(NSWBCHROME(This));
1266 }
1267
1268 static nsrefcnt NSAPI nsEmbeddingSiteWindow_Release(nsIEmbeddingSiteWindow *iface)
1269 {
1270     NSContainer *This = NSEMBWNDS_THIS(iface);
1271     return nsIWebBrowserChrome_Release(NSWBCHROME(This));
1272 }
1273
1274 static nsresult NSAPI nsEmbeddingSiteWindow_SetDimensions(nsIEmbeddingSiteWindow *iface,
1275         PRUint32 flags, PRInt32 x, PRInt32 y, PRInt32 cx, PRInt32 cy)
1276 {
1277     NSContainer *This = NSEMBWNDS_THIS(iface);
1278     WARN("(%p)->(%08x %d %d %d %d)\n", This, flags, x, y, cx, cy);
1279     return NS_ERROR_NOT_IMPLEMENTED;
1280 }
1281
1282 static nsresult NSAPI nsEmbeddingSiteWindow_GetDimensions(nsIEmbeddingSiteWindow *iface,
1283         PRUint32 flags, PRInt32 *x, PRInt32 *y, PRInt32 *cx, PRInt32 *cy)
1284 {
1285     NSContainer *This = NSEMBWNDS_THIS(iface);
1286     WARN("(%p)->(%08x %p %p %p %p)\n", This, flags, x, y, cx, cy);
1287     return NS_ERROR_NOT_IMPLEMENTED;
1288 }
1289
1290 static nsresult NSAPI nsEmbeddingSiteWindow_SetFocus(nsIEmbeddingSiteWindow *iface)
1291 {
1292     NSContainer *This = NSEMBWNDS_THIS(iface);
1293
1294     TRACE("(%p)\n", This);
1295
1296     return nsIBaseWindow_SetFocus(This->window);
1297 }
1298
1299 static nsresult NSAPI nsEmbeddingSiteWindow_GetVisibility(nsIEmbeddingSiteWindow *iface,
1300         PRBool *aVisibility)
1301 {
1302     NSContainer *This = NSEMBWNDS_THIS(iface);
1303
1304     TRACE("(%p)->(%p)\n", This, aVisibility);
1305
1306     *aVisibility = This->doc && This->doc->hwnd && IsWindowVisible(This->doc->hwnd);
1307     return NS_OK;
1308 }
1309
1310 static nsresult NSAPI nsEmbeddingSiteWindow_SetVisibility(nsIEmbeddingSiteWindow *iface,
1311         PRBool aVisibility)
1312 {
1313     NSContainer *This = NSEMBWNDS_THIS(iface);
1314
1315     TRACE("(%p)->(%x)\n", This, aVisibility);
1316
1317     return NS_OK;
1318 }
1319
1320 static nsresult NSAPI nsEmbeddingSiteWindow_GetTitle(nsIEmbeddingSiteWindow *iface,
1321         PRUnichar **aTitle)
1322 {
1323     NSContainer *This = NSEMBWNDS_THIS(iface);
1324     WARN("(%p)->(%p)\n", This, aTitle);
1325     return NS_ERROR_NOT_IMPLEMENTED;
1326 }
1327
1328 static nsresult NSAPI nsEmbeddingSiteWindow_SetTitle(nsIEmbeddingSiteWindow *iface,
1329         const PRUnichar *aTitle)
1330 {
1331     NSContainer *This = NSEMBWNDS_THIS(iface);
1332     WARN("(%p)->(%s)\n", This, debugstr_w(aTitle));
1333     return NS_ERROR_NOT_IMPLEMENTED;
1334 }
1335
1336 static nsresult NSAPI nsEmbeddingSiteWindow_GetSiteWindow(nsIEmbeddingSiteWindow *iface,
1337         void **aSiteWindow)
1338 {
1339     NSContainer *This = NSEMBWNDS_THIS(iface);
1340
1341     TRACE("(%p)->(%p)\n", This, aSiteWindow);
1342
1343     *aSiteWindow = This->hwnd;
1344     return NS_OK;
1345 }
1346
1347 static const nsIEmbeddingSiteWindowVtbl nsEmbeddingSiteWindowVtbl = {
1348     nsEmbeddingSiteWindow_QueryInterface,
1349     nsEmbeddingSiteWindow_AddRef,
1350     nsEmbeddingSiteWindow_Release,
1351     nsEmbeddingSiteWindow_SetDimensions,
1352     nsEmbeddingSiteWindow_GetDimensions,
1353     nsEmbeddingSiteWindow_SetFocus,
1354     nsEmbeddingSiteWindow_GetVisibility,
1355     nsEmbeddingSiteWindow_SetVisibility,
1356     nsEmbeddingSiteWindow_GetTitle,
1357     nsEmbeddingSiteWindow_SetTitle,
1358     nsEmbeddingSiteWindow_GetSiteWindow
1359 };
1360
1361 #define NSTOOLTIP_THIS(iface) DEFINE_THIS(NSContainer, TooltipListener, iface)
1362
1363 static nsresult NSAPI nsTooltipListener_QueryInterface(nsITooltipListener *iface, nsIIDRef riid,
1364                                                        nsQIResult result)
1365 {
1366     NSContainer *This = NSTOOLTIP_THIS(iface);
1367     return nsIWebBrowserChrome_QueryInterface(NSWBCHROME(This), riid, result);
1368 }
1369
1370 static nsrefcnt NSAPI nsTooltipListener_AddRef(nsITooltipListener *iface)
1371 {
1372     NSContainer *This = NSTOOLTIP_THIS(iface);
1373     return nsIWebBrowserChrome_AddRef(NSWBCHROME(This));
1374 }
1375
1376 static nsrefcnt NSAPI nsTooltipListener_Release(nsITooltipListener *iface)
1377 {
1378     NSContainer *This = NSTOOLTIP_THIS(iface);
1379     return nsIWebBrowserChrome_AddRef(NSWBCHROME(This));
1380 }
1381
1382 static nsresult NSAPI nsTooltipListener_OnShowTooltip(nsITooltipListener *iface,
1383         PRInt32 aXCoord, PRInt32 aYCoord, const PRUnichar *aTipText)
1384 {
1385     NSContainer *This = NSTOOLTIP_THIS(iface);
1386
1387     show_tooltip(This->doc, aXCoord, aYCoord, aTipText);
1388
1389     return NS_OK;
1390 }
1391
1392 static nsresult NSAPI nsTooltipListener_OnHideTooltip(nsITooltipListener *iface)
1393 {
1394     NSContainer *This = NSTOOLTIP_THIS(iface);
1395
1396     hide_tooltip(This->doc);
1397
1398     return NS_OK;
1399 }
1400
1401 #undef NSTOOLTIM_THIS
1402
1403 static const nsITooltipListenerVtbl nsTooltipListenerVtbl = {
1404     nsTooltipListener_QueryInterface,
1405     nsTooltipListener_AddRef,
1406     nsTooltipListener_Release,
1407     nsTooltipListener_OnShowTooltip,
1408     nsTooltipListener_OnHideTooltip
1409 };
1410
1411 #define NSIFACEREQ_THIS(iface) DEFINE_THIS(NSContainer, InterfaceRequestor, iface)
1412
1413 static nsresult NSAPI nsInterfaceRequestor_QueryInterface(nsIInterfaceRequestor *iface,
1414                                                           nsIIDRef riid, nsQIResult result)
1415 {
1416     NSContainer *This = NSIFACEREQ_THIS(iface);
1417     return nsIWebBrowserChrome_QueryInterface(NSWBCHROME(This), riid, result);
1418 }
1419
1420 static nsrefcnt NSAPI nsInterfaceRequestor_AddRef(nsIInterfaceRequestor *iface)
1421 {
1422     NSContainer *This = NSIFACEREQ_THIS(iface);
1423     return nsIWebBrowserChrome_AddRef(NSWBCHROME(This));
1424 }
1425
1426 static nsrefcnt NSAPI nsInterfaceRequestor_Release(nsIInterfaceRequestor *iface)
1427 {
1428     NSContainer *This = NSIFACEREQ_THIS(iface);
1429     return nsIWebBrowserChrome_Release(NSWBCHROME(This));
1430 }
1431
1432 static nsresult NSAPI nsInterfaceRequestor_GetInterface(nsIInterfaceRequestor *iface,
1433                                                         nsIIDRef riid, nsQIResult result)
1434 {
1435     NSContainer *This = NSIFACEREQ_THIS(iface);
1436
1437     if(IsEqualGUID(&IID_nsIDOMWindow, riid)) {
1438         TRACE("(%p)->(IID_nsIDOMWindow %p)\n", This, result);
1439         return nsIWebBrowser_GetContentDOMWindow(This->webbrowser, (nsIDOMWindow**)result);
1440     }
1441
1442     return nsIWebBrowserChrome_QueryInterface(NSWBCHROME(This), riid, result);
1443 }
1444
1445 #undef NSIFACEREQ_THIS
1446
1447 static const nsIInterfaceRequestorVtbl nsInterfaceRequestorVtbl = {
1448     nsInterfaceRequestor_QueryInterface,
1449     nsInterfaceRequestor_AddRef,
1450     nsInterfaceRequestor_Release,
1451     nsInterfaceRequestor_GetInterface
1452 };
1453
1454 #define NSWEAKREF_THIS(iface) DEFINE_THIS(NSContainer, WeakReference, iface)
1455
1456 static nsresult NSAPI nsWeakReference_QueryInterface(nsIWeakReference *iface,
1457         nsIIDRef riid, nsQIResult result)
1458 {
1459     NSContainer *This = NSWEAKREF_THIS(iface);
1460     return nsIWebBrowserChrome_QueryInterface(NSWBCHROME(This), riid, result);
1461 }
1462
1463 static nsrefcnt NSAPI nsWeakReference_AddRef(nsIWeakReference *iface)
1464 {
1465     NSContainer *This = NSWEAKREF_THIS(iface);
1466     return nsIWebBrowserChrome_AddRef(NSWBCHROME(This));
1467 }
1468
1469 static nsrefcnt NSAPI nsWeakReference_Release(nsIWeakReference *iface)
1470 {
1471     NSContainer *This = NSWEAKREF_THIS(iface);
1472     return nsIWebBrowserChrome_Release(NSWBCHROME(This));
1473 }
1474
1475 static nsresult NSAPI nsWeakReference_QueryReferent(nsIWeakReference *iface,
1476         const nsIID *riid, void **result)
1477 {
1478     NSContainer *This = NSWEAKREF_THIS(iface);
1479     return nsIWebBrowserChrome_QueryInterface(NSWBCHROME(This), riid, result);
1480 }
1481
1482 #undef NSWEAKREF_THIS
1483
1484 static const nsIWeakReferenceVtbl nsWeakReferenceVtbl = {
1485     nsWeakReference_QueryInterface,
1486     nsWeakReference_AddRef,
1487     nsWeakReference_Release,
1488     nsWeakReference_QueryReferent
1489 };
1490
1491 #define NSSUPWEAKREF_THIS(iface) DEFINE_THIS(NSContainer, SupportsWeakReference, iface)
1492
1493 static nsresult NSAPI nsSupportsWeakReference_QueryInterface(nsISupportsWeakReference *iface,
1494         nsIIDRef riid, nsQIResult result)
1495 {
1496     NSContainer *This = NSSUPWEAKREF_THIS(iface);
1497     return nsIWebBrowserChrome_QueryInterface(NSWBCHROME(This), riid, result);
1498 }
1499
1500 static nsrefcnt NSAPI nsSupportsWeakReference_AddRef(nsISupportsWeakReference *iface)
1501 {
1502     NSContainer *This = NSSUPWEAKREF_THIS(iface);
1503     return nsIWebBrowserChrome_AddRef(NSWBCHROME(This));
1504 }
1505
1506 static nsrefcnt NSAPI nsSupportsWeakReference_Release(nsISupportsWeakReference *iface)
1507 {
1508     NSContainer *This = NSSUPWEAKREF_THIS(iface);
1509     return nsIWebBrowserChrome_Release(NSWBCHROME(This));
1510 }
1511
1512 static nsresult NSAPI nsSupportsWeakReference_GetWeakReference(nsISupportsWeakReference *iface,
1513         nsIWeakReference **_retval)
1514 {
1515     NSContainer *This = NSSUPWEAKREF_THIS(iface);
1516
1517     TRACE("(%p)->(%p)\n", This, _retval);
1518
1519     nsIWeakReference_AddRef(NSWEAKREF(This));
1520     *_retval = NSWEAKREF(This);
1521     return NS_OK;
1522 }
1523
1524 #undef NSWEAKREF_THIS
1525
1526 static const nsISupportsWeakReferenceVtbl nsSupportsWeakReferenceVtbl = {
1527     nsSupportsWeakReference_QueryInterface,
1528     nsSupportsWeakReference_AddRef,
1529     nsSupportsWeakReference_Release,
1530     nsSupportsWeakReference_GetWeakReference
1531 };
1532
1533
1534 NSContainer *NSContainer_Create(HTMLDocument *doc, NSContainer *parent)
1535 {
1536     nsIWebBrowserSetup *wbsetup;
1537     nsIScrollable *scrollable;
1538     NSContainer *ret;
1539     nsresult nsres;
1540
1541     if(!load_gecko(FALSE))
1542         return NULL;
1543
1544     ret = mshtml_alloc(sizeof(NSContainer));
1545
1546     ret->lpWebBrowserChromeVtbl      = &nsWebBrowserChromeVtbl;
1547     ret->lpContextMenuListenerVtbl   = &nsContextMenuListenerVtbl;
1548     ret->lpURIContentListenerVtbl    = &nsURIContentListenerVtbl;
1549     ret->lpEmbeddingSiteWindowVtbl   = &nsEmbeddingSiteWindowVtbl;
1550     ret->lpTooltipListenerVtbl       = &nsTooltipListenerVtbl;
1551     ret->lpInterfaceRequestorVtbl    = &nsInterfaceRequestorVtbl;
1552     ret->lpWeakReferenceVtbl         = &nsWeakReferenceVtbl;
1553     ret->lpSupportsWeakReferenceVtbl = &nsSupportsWeakReferenceVtbl;
1554
1555     ret->doc = doc;
1556     ret->ref = 1;
1557     ret->bscallback = NULL;
1558     ret->content_listener = NULL;
1559     ret->editor_controller = NULL;
1560     ret->editor = NULL;
1561
1562     if(parent)
1563         nsIWebBrowserChrome_AddRef(NSWBCHROME(parent));
1564     ret->parent = parent;
1565
1566     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr, NS_WEBBROWSER_CONTRACTID,
1567             NULL, &IID_nsIWebBrowser, (void**)&ret->webbrowser);
1568     if(NS_FAILED(nsres))
1569         ERR("Creating WebBrowser failed: %08x\n", nsres);
1570
1571     nsres = nsIWebBrowser_SetContainerWindow(ret->webbrowser, NSWBCHROME(ret));
1572     if(NS_FAILED(nsres))
1573         ERR("SetContainerWindow failed: %08x\n", nsres);
1574
1575     nsres = nsIWebBrowser_QueryInterface(ret->webbrowser, &IID_nsIBaseWindow,
1576             (void**)&ret->window);
1577     if(NS_FAILED(nsres))
1578         ERR("Could not get nsIBaseWindow interface: %08x\n", nsres);
1579
1580     nsres = nsIWebBrowser_QueryInterface(ret->webbrowser, &IID_nsIWebBrowserSetup,
1581                                          (void**)&wbsetup);
1582     if(NS_SUCCEEDED(nsres)) {
1583         nsres = nsIWebBrowserSetup_SetProperty(wbsetup, SETUP_IS_CHROME_WRAPPER, FALSE);
1584         nsIWebBrowserSetup_Release(wbsetup);
1585         if(NS_FAILED(nsres))
1586             ERR("SetProperty(SETUP_IS_CHROME_WRAPPER) failed: %08x\n", nsres);
1587     }else {
1588         ERR("Could not get nsIWebBrowserSetup interface\n");
1589     }
1590
1591     nsres = nsIWebBrowser_QueryInterface(ret->webbrowser, &IID_nsIWebNavigation,
1592             (void**)&ret->navigation);
1593     if(NS_FAILED(nsres))
1594         ERR("Could not get nsIWebNavigation interface: %08x\n", nsres);
1595
1596     nsres = nsIWebBrowserFocus_QueryInterface(ret->webbrowser, &IID_nsIWebBrowserFocus,
1597             (void**)&ret->focus);
1598     if(NS_FAILED(nsres))
1599         ERR("Could not get nsIWebBrowserFocus interface: %08x\n", nsres);
1600
1601     if(!nscontainer_class)
1602         register_nscontainer_class();
1603
1604     ret->hwnd = CreateWindowExW(0, wszNsContainer, NULL,
1605             WS_CHILD | WS_CLIPSIBLINGS | WS_CLIPCHILDREN, 0, 0, 100, 100,
1606             GetDesktopWindow(), NULL, hInst, ret);
1607
1608     nsres = nsIBaseWindow_InitWindow(ret->window, ret->hwnd, NULL, 0, 0, 100, 100);
1609     if(NS_SUCCEEDED(nsres)) {
1610         nsres = nsIBaseWindow_Create(ret->window);
1611         if(NS_FAILED(nsres))
1612             WARN("Creating window failed: %08x\n", nsres);
1613
1614         nsIBaseWindow_SetVisibility(ret->window, FALSE);
1615         nsIBaseWindow_SetEnabled(ret->window, FALSE);
1616     }else {
1617         ERR("InitWindow failed: %08x\n", nsres);
1618     }
1619
1620     nsres = nsIWebBrowser_SetParentURIContentListener(ret->webbrowser, NSURICL(ret));
1621     if(NS_FAILED(nsres))
1622         ERR("SetParentURIContentListener failed: %08x\n", nsres);
1623
1624     init_nsevents(ret);
1625
1626     nsres = nsIWebBrowser_QueryInterface(ret->webbrowser, &IID_nsIScrollable, (void**)&scrollable);
1627     if(NS_SUCCEEDED(nsres)) {
1628         nsres = nsIScrollable_SetDefaultScrollbarPreferences(scrollable,
1629                 ScrollOrientation_Y, Scrollbar_Always);
1630         if(NS_FAILED(nsres))
1631             ERR("Could not set default Y scrollbar prefs: %08x\n", nsres);
1632
1633         nsres = nsIScrollable_SetDefaultScrollbarPreferences(scrollable,
1634                 ScrollOrientation_X, Scrollbar_Auto);
1635         if(NS_FAILED(nsres))
1636             ERR("Could not set default X scrollbar prefs: %08x\n", nsres);
1637
1638         nsIScrollable_Release(scrollable);
1639     }else {
1640         ERR("Could not get nsIScrollable: %08x\n", nsres);
1641     }
1642
1643     return ret;
1644 }
1645
1646 void NSContainer_Release(NSContainer *This)
1647 {
1648     TRACE("(%p)\n", This);
1649
1650     ShowWindow(This->hwnd, SW_HIDE);
1651     SetParent(This->hwnd, NULL);
1652
1653     nsIBaseWindow_SetVisibility(This->window, FALSE);
1654     nsIBaseWindow_Destroy(This->window);
1655
1656     nsIWebBrowser_SetContainerWindow(This->webbrowser, NULL);
1657
1658     nsIWebBrowser_Release(This->webbrowser);
1659     This->webbrowser = NULL;
1660
1661     nsIWebNavigation_Release(This->navigation);
1662     This->navigation = NULL;
1663
1664     nsIBaseWindow_Release(This->window);
1665     This->window = NULL;
1666
1667     nsIWebBrowserFocus_Release(This->focus);
1668     This->focus = NULL;
1669
1670     if(This->editor_controller) {
1671         nsIController_Release(This->editor_controller);
1672         This->editor_controller = NULL;
1673     }
1674
1675     if(This->editor) {
1676         nsIEditor_Release(This->editor);
1677         This->editor = NULL;
1678     }
1679
1680     if(This->content_listener) {
1681         nsIURIContentListener_Release(This->content_listener);
1682         This->content_listener = NULL;
1683     }
1684
1685     if(This->hwnd) {
1686         DestroyWindow(This->hwnd);
1687         This->hwnd = NULL;
1688     }
1689
1690     nsIWebBrowserChrome_Release(NSWBCHROME(This));
1691 }