reactos/dll/win32/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 WINE_DECLARE_DEBUG_CHANNEL(gecko);
  38
  39 #define NS_APPSTARTUPNOTIFIER_CONTRACTID "@mozilla.org/embedcomp/appstartup-notifier;1"
  40 #define NS_WEBBROWSER_CONTRACTID "@mozilla.org/embedding/browser/nsWebBrowser;1"
  41 #define NS_MEMORY_CONTRACTID "@mozilla.org/xpcom/memory-service;1"
  42 #define NS_COMMANDPARAMS_CONTRACTID "@mozilla.org/embedcomp/command-params;1"
  43 #define NS_HTMLSERIALIZER_CONTRACTID "@mozilla.org/layout/contentserializer;1?mimetype=text/html"
  44 #define NS_EDITORCONTROLLER_CONTRACTID "@mozilla.org/editor/editorcontroller;1"
  45 #define NS_PREFERENCES_CONTRACTID "@mozilla.org/preferences;1"
  46
  47 #define APPSTARTUP_TOPIC "app-startup"
  48
  49 #define PR_UINT32_MAX 0xffffffff
  50
  51 struct nsCStringContainer {
  52     void *v;
  53     void *d1;
  54     PRUint32 d2;
  55     void *d3;
  56 };
  57
  58 static nsresult (*NS_InitXPCOM2)(nsIServiceManager**,void*,void*);
  59 static nsresult (*NS_ShutdownXPCOM)(nsIServiceManager*);
  60 static nsresult (*NS_GetComponentRegistrar)(nsIComponentRegistrar**);
  61 static nsresult (*NS_StringContainerInit)(nsStringContainer*);
  62 static nsresult (*NS_CStringContainerInit)(nsCStringContainer*);
  63 static nsresult (*NS_StringContainerFinish)(nsStringContainer*);
  64 static nsresult (*NS_CStringContainerFinish)(nsCStringContainer*);
  65 static nsresult (*NS_StringSetData)(nsAString*,const PRUnichar*,PRUint32);
  66 static nsresult (*NS_CStringSetData)(nsACString*,const char*,PRUint32);
  67 static nsresult (*NS_NewLocalFile)(const nsAString*,PRBool,nsIFile**);
  68 static PRUint32 (*NS_StringGetData)(const nsAString*,const PRUnichar **,PRBool*);
  69 static PRUint32 (*NS_CStringGetData)(const nsACString*,const char**,PRBool*);
  70
  71 static HINSTANCE hXPCOM = NULL;
  72
  73 static nsIServiceManager *pServMgr = NULL;
  74 static nsIComponentManager *pCompMgr = NULL;
  75 static nsIMemory *nsmem = NULL;
  76
  77 static const WCHAR wszNsContainer[] = {'N','s','C','o','n','t','a','i','n','e','r',0};
  78
  79 static ATOM nscontainer_class;
  80
  81 #define WM_RESETFOCUS_HACK WM_USER+600
  82
  83 static LRESULT WINAPI nsembed_proc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
  84 {
  85     NSContainer *This;
  86     nsresult nsres;
  87
  88     static const WCHAR wszTHIS[] = {'T','H','I','S',0};
  89
  90     if(msg == WM_CREATE) {
  91         This = *(NSContainer**)lParam;
  92         SetPropW(hwnd, wszTHIS, This);
  93     }else {
  94         This = GetPropW(hwnd, wszTHIS);
  95     }
  96
  97     switch(msg) {
  98     case WM_SIZE:
  99         TRACE("(%p)->(WM_SIZE)\n", This);
 100
 101         nsres = nsIBaseWindow_SetSize(This->window,
 102                 LOWORD(lParam), HIWORD(lParam), TRUE);
 103         if(NS_FAILED(nsres))
 104             WARN("SetSize failed: %08x\n", nsres);
 105         break;
 106
 107     case WM_RESETFOCUS_HACK:
 108         /*
 109          * FIXME
 110          * Gecko grabs focus in edit mode and some apps don't like it.
 111          * We should somehow prevent grabbing focus.
 112          */
 113
 114         TRACE("WM_RESETFOCUS_HACK\n");
 115
 116         if(This->reset_focus) {
 117             SetFocus(This->reset_focus);
 118             This->reset_focus = NULL;
 119             if(This->doc)
 120                 This->doc->focus = FALSE;
 121         }
 122     }
 123
 124     return DefWindowProcW(hwnd, msg, wParam, lParam);
 125 }
 126
 127
 128 static void register_nscontainer_class(void)
 129 {
 130     static WNDCLASSEXW wndclass = {
 131         sizeof(WNDCLASSEXW),
 132         CS_DBLCLKS,
 133         nsembed_proc,
 134         0, 0, NULL, NULL, NULL, NULL, NULL,
 135         wszNsContainer,
 136         NULL,
 137     };
 138     wndclass.hInstance = hInst;
 139     nscontainer_class = RegisterClassExW(&wndclass);
 140 }
 141
 142 static void set_environment(LPCWSTR gre_path)
 143 {
 144     WCHAR path_env[MAX_PATH], buf[20];
 145     int len, debug_level = 0;
 146
 147     static const WCHAR pathW[] = {'P','A','T','H',0};
 148     static const WCHAR warnW[] = {'w','a','r','n',0};
 149     static const WCHAR xpcom_debug_breakW[] =
 150         {'X','P','C','O','M','_','D','E','B','U','G','_','B','R','E','A','K',0};
 151     static const WCHAR nspr_log_modulesW[] =
 152         {'N','S','P','R','_','L','O','G','_','M','O','D','U','L','E','S',0};
 153     static const WCHAR debug_formatW[] = {'a','l','l',':','%','d',0};
 154
 155     /* We have to modify PATH as XPCOM loads other DLLs from this directory. */
 156     GetEnvironmentVariableW(pathW, path_env, sizeof(path_env)/sizeof(WCHAR));
 157     len = strlenW(path_env);
 158     path_env[len++] = ';';
 159     strcpyW(path_env+len, gre_path);
 160     SetEnvironmentVariableW(pathW, path_env);
 161
 162     SetEnvironmentVariableW(xpcom_debug_breakW, warnW);
 163
 164     if(TRACE_ON(gecko))
 165         debug_level = 5;
 166     else if(WARN_ON(gecko))
 167         debug_level = 3;
 168     else if(ERR_ON(gecko))
 169         debug_level = 2;
 170
 171     sprintfW(buf, debug_formatW, debug_level);
 172     SetEnvironmentVariableW(nspr_log_modulesW, buf);
 173 }
 174
 175 static BOOL load_xpcom(const PRUnichar *gre_path)
 176 {
 177     static const WCHAR strXPCOM[] = {'x','p','c','o','m','.','d','l','l',0};
 178
 179     TRACE("(%s)\n", debugstr_w(gre_path));
 180
 181     set_environment(gre_path);
 182
 183     hXPCOM = LoadLibraryW(strXPCOM);
 184     if(!hXPCOM) {
 185         WARN("Could not load XPCOM: %d\n", GetLastError());
 186         return FALSE;
 187     }
 188
 189 #define NS_DLSYM(func) \
 190     func = (void *)GetProcAddress(hXPCOM, #func); \
 191     if(!func) \
 192         ERR("Could not GetProcAddress(" #func ") failed\n")
 193
 194     NS_DLSYM(NS_InitXPCOM2);
 195     NS_DLSYM(NS_ShutdownXPCOM);
 196     NS_DLSYM(NS_GetComponentRegistrar);
 197     NS_DLSYM(NS_StringContainerInit);
 198     NS_DLSYM(NS_CStringContainerInit);
 199     NS_DLSYM(NS_StringContainerFinish);
 200     NS_DLSYM(NS_CStringContainerFinish);
 201     NS_DLSYM(NS_StringSetData);
 202     NS_DLSYM(NS_CStringSetData);
 203     NS_DLSYM(NS_NewLocalFile);
 204     NS_DLSYM(NS_StringGetData);
 205     NS_DLSYM(NS_CStringGetData);
 206
 207 #undef NS_DLSYM
 208
 209     return TRUE;
 210 }
 211
 212 static BOOL check_version(LPCWSTR gre_path, const char *version_string)
 213 {
 214     WCHAR file_name[MAX_PATH];
 215     char version[128];
 216     DWORD read=0;
 217     HANDLE hfile;
 218
 219     static const WCHAR wszVersion[] = {'\\','V','E','R','S','I','O','N',0};
 220
 221     strcpyW(file_name, gre_path);
 222     strcatW(file_name, wszVersion);
 223
 224     hfile = CreateFileW(file_name, GENERIC_READ, FILE_SHARE_READ, NULL,
 225                         OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
 226     if(hfile == INVALID_HANDLE_VALUE) {
 227         ERR("Could not open VERSION file\n");
 228         return FALSE;
 229     }
 230
 231     ReadFile(hfile, version, sizeof(version), &read, NULL);
 232     version[read] = 0;
 233     CloseHandle(hfile);
 234
 235     TRACE("%s\n", debugstr_a(version));
 236
 237     if(strcmp(version, version_string)) {
 238         ERR("Unexpected version %s, expected %s\n", debugstr_a(version),
 239             debugstr_a(version_string));
 240         return FALSE;
 241     }
 242
 243     return TRUE;
 244 }
 245
 246 static BOOL load_wine_gecko_v(PRUnichar *gre_path, HKEY mshtml_key,
 247         const char *version, const char *version_string)
 248 {
 249     DWORD res, type, size = MAX_PATH;
 250     HKEY hkey = mshtml_key;
 251
 252     static const WCHAR wszGeckoPath[] =
 253         {'G','e','c','k','o','P','a','t','h',0};
 254
 255     if(version) {
 256         /* @@ Wine registry key: HKCU\Software\Wine\MSHTML\<version> */
 257         res = RegOpenKeyA(mshtml_key, version, &hkey);
 258         if(res != ERROR_SUCCESS)
 259             return FALSE;
 260     }
 261
 262     res = RegQueryValueExW(hkey, wszGeckoPath, NULL, &type, (LPBYTE)gre_path, &size);
 263     if(hkey != mshtml_key)
 264         RegCloseKey(hkey);
 265     if(res != ERROR_SUCCESS || type != REG_SZ)
 266         return FALSE;
 267
 268     if(!check_version(gre_path, version_string))
 269         return FALSE;
 270
 271     return load_xpcom(gre_path);
 272 }
 273
 274 static BOOL load_wine_gecko(PRUnichar *gre_path)
 275 {
 276     HKEY hkey;
 277     DWORD res;
 278     BOOL ret;
 279
 280     static const WCHAR wszMshtmlKey[] = {
 281         'S','o','f','t','w','a','r','e','\\','W','i','n','e',
 282         '\\','M','S','H','T','M','L',0};
 283
 284     /* @@ Wine registry key: HKCU\Software\Wine\MSHTML */
 285     res = RegOpenKeyW(HKEY_CURRENT_USER, wszMshtmlKey, &hkey);
 286     if(res != ERROR_SUCCESS)
 287         return FALSE;
 288
 289     ret = load_wine_gecko_v(gre_path, hkey, GECKO_VERSION, GECKO_VERSION_STRING);
 290
 291     RegCloseKey(hkey);
 292     return ret;
 293 }
 294
 295 static void set_bool_pref(nsIPrefBranch *pref, const char *pref_name, BOOL val)
 296 {
 297     nsresult nsres;
 298
 299     nsres = nsIPrefBranch_SetBoolPref(pref, pref_name, val);
 300     if(NS_FAILED(nsres))
 301         ERR("Could not set pref %s\n", debugstr_a(pref_name));
 302 }
 303
 304 static void set_int_pref(nsIPrefBranch *pref, const char *pref_name, int val)
 305 {
 306     nsresult nsres;
 307
 308     nsres = nsIPrefBranch_SetIntPref(pref, pref_name, val);
 309     if(NS_FAILED(nsres))
 310         ERR("Could not set pref %s\n", debugstr_a(pref_name));
 311 }
 312
 313 static void set_string_pref(nsIPrefBranch *pref, const char *pref_name, const char *val)
 314 {
 315     nsresult nsres;
 316
 317     nsres = nsIPrefBranch_SetCharPref(pref, pref_name, val);
 318     if(NS_FAILED(nsres))
 319         ERR("Could not set pref %s\n", debugstr_a(pref_name));
 320 }
 321
 322 static void set_lang(nsIPrefBranch *pref)
 323 {
 324     char langs[100];
 325     DWORD res, size, type;
 326     HKEY hkey;
 327
 328     static const WCHAR international_keyW[] =
 329         {'S','o','f','t','w','a','r','e',
 330          '\\','M','i','c','r','o','s','o','f','t',
 331          '\\','I','n','t','e','r','n','e','t',' ','E','x','p','l','o','r','e','r',
 332          '\\','I','n','t','e','r','n','a','t','i','o','n','a','l',0};
 333
 334     res = RegOpenKeyW(HKEY_CURRENT_USER, international_keyW, &hkey);
 335     if(res != ERROR_SUCCESS)
 336         return;
 337
 338     size = sizeof(langs);
 339     res = RegQueryValueExA(hkey, "AcceptLanguage", 0, &type, (LPBYTE)langs, &size);
 340     RegCloseKey(hkey);
 341     if(res != ERROR_SUCCESS || type != REG_SZ)
 342         return;
 343
 344     TRACE("Setting lang %s\n", debugstr_a(langs));
 345
 346     set_string_pref(pref, "intl.accept_languages", langs);
 347 }
 348
 349 static void set_proxy(nsIPrefBranch *pref)
 350 {
 351     char proxy[512];
 352     char * proxy_port;
 353     int proxy_port_num;
 354     DWORD enabled = 0, res, size, type;
 355     HKEY hkey;
 356
 357     static const WCHAR proxy_keyW[] =
 358         {'S','o','f','t','w','a','r','e',
 359          '\\','M','i','c','r','o','s','o','f','t',
 360          '\\','W','i','n','d','o','w','s',
 361          '\\','C','u','r','r','e','n','t','V','e','r','s','i','o','n',
 362          '\\','I','n','t','e','r','n','e','t',' ','S','e','t','t','i','n','g','s',0};
 363
 364     res = RegOpenKeyW(HKEY_CURRENT_USER, proxy_keyW, &hkey);
 365     if(res != ERROR_SUCCESS)
 366         return;
 367
 368     size = sizeof(enabled);
 369     res = RegQueryValueExA(hkey, "ProxyEnable", 0, &type, (LPBYTE)&enabled, &size);
 370     if(res != ERROR_SUCCESS || type != REG_DWORD || enabled == 0)
 371     {
 372         RegCloseKey(hkey);
 373         return;
 374     }
 375
 376     size = sizeof(proxy);
 377     res = RegQueryValueExA(hkey, "ProxyServer", 0, &type, (LPBYTE)proxy, &size);
 378     RegCloseKey(hkey);
 379     if(res != ERROR_SUCCESS || type != REG_SZ)
 380         return;
 381
 382     proxy_port = strchr(proxy, ':');
 383     if (!proxy_port)
 384         return;
 385
 386     *proxy_port = 0;
 387     proxy_port_num = atoi(proxy_port + 1);
 388     TRACE("Setting proxy to %s, port %d\n", debugstr_a(proxy), proxy_port_num);
 389
 390     set_string_pref(pref, "network.proxy.http", proxy);
 391     set_string_pref(pref, "network.proxy.ssl", proxy);
 392
 393     set_int_pref(pref, "network.proxy.type", 1);
 394     set_int_pref(pref, "network.proxy.http_port", proxy_port_num);
 395     set_int_pref(pref, "network.proxy.ssl_port", proxy_port_num);
 396 }
 397
 398 static void set_preferences(void)
 399 {
 400     nsIPrefBranch *pref;
 401     nsresult nsres;
 402
 403     nsres = nsIServiceManager_GetServiceByContractID(pServMgr, NS_PREFERENCES_CONTRACTID,
 404             &IID_nsIPrefBranch, (void**)&pref);
 405     if(NS_FAILED(nsres)) {
 406         ERR("Could not get preference service: %08x\n", nsres);
 407         return;
 408     }
 409
 410     set_lang(pref);
 411     set_proxy(pref);
 412     set_bool_pref(pref, "security.warn_entering_secure", FALSE);
 413     set_bool_pref(pref, "security.warn_submit_insecure", FALSE);
 414     set_int_pref(pref, "layout.spellcheckDefault", 0);
 415
 416     nsIPrefBranch_Release(pref);
 417 }
 418
 419 static BOOL init_xpcom(const PRUnichar *gre_path)
 420 {
 421     nsresult nsres;
 422     nsIObserver *pStartNotif;
 423     nsIComponentRegistrar *registrar = NULL;
 424     nsAString path;
 425     nsIFile *gre_dir;
 426
 427     nsAString_Init(&path, gre_path);
 428     nsres = NS_NewLocalFile(&path, FALSE, &gre_dir);
 429     nsAString_Finish(&path);
 430     if(NS_FAILED(nsres)) {
 431         ERR("NS_NewLocalFile failed: %08x\n", nsres);
 432         FreeLibrary(hXPCOM);
 433         return FALSE;
 434     }
 435
 436     nsres = NS_InitXPCOM2(&pServMgr, gre_dir, NULL);
 437     if(NS_FAILED(nsres)) {
 438         ERR("NS_InitXPCOM2 failed: %08x\n", nsres);
 439         FreeLibrary(hXPCOM);
 440         return FALSE;
 441     }
 442
 443     nsres = nsIServiceManager_QueryInterface(pServMgr, &IID_nsIComponentManager, (void**)&pCompMgr);
 444     if(NS_FAILED(nsres))
 445         ERR("Could not get nsIComponentManager: %08x\n", nsres);
 446
 447     nsres = NS_GetComponentRegistrar(&registrar);
 448     if(NS_SUCCEEDED(nsres)) {
 449         nsres = nsIComponentRegistrar_AutoRegister(registrar, NULL);
 450         if(NS_FAILED(nsres))
 451             ERR("AutoRegister(NULL) failed: %08x\n", nsres);
 452
 453         init_nsio(pCompMgr, registrar);
 454     }else {
 455         ERR("NS_GetComponentRegistrar failed: %08x\n", nsres);
 456     }
 457
 458     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr, NS_APPSTARTUPNOTIFIER_CONTRACTID,
 459             NULL, &IID_nsIObserver, (void**)&pStartNotif);
 460     if(NS_SUCCEEDED(nsres)) {
 461         nsres = nsIObserver_Observe(pStartNotif, NULL, APPSTARTUP_TOPIC, NULL);
 462         if(NS_FAILED(nsres))
 463             ERR("Observe failed: %08x\n", nsres);
 464
 465         nsIObserver_Release(pStartNotif);
 466     }else {
 467         ERR("could not get appstartup-notifier: %08x\n", nsres);
 468     }
 469
 470     set_preferences();
 471
 472     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr, NS_MEMORY_CONTRACTID,
 473             NULL, &IID_nsIMemory, (void**)&nsmem);
 474     if(NS_FAILED(nsres))
 475         ERR("Could not get nsIMemory: %08x\n", nsres);
 476
 477     if(registrar) {
 478         register_nsservice(registrar, pServMgr);
 479         nsIComponentRegistrar_Release(registrar);
 480     }
 481
 482     return TRUE;
 483 }
 484
 485 static CRITICAL_SECTION cs_load_gecko;
 486 static CRITICAL_SECTION_DEBUG cs_load_gecko_dbg =
 487 {
 488     0, 0, &cs_load_gecko,
 489     { &cs_load_gecko_dbg.ProcessLocksList, &cs_load_gecko_dbg.ProcessLocksList },
 490       0, 0, { (DWORD_PTR)(__FILE__ ": load_gecko") }
 491 };
 492 static CRITICAL_SECTION cs_load_gecko = { &cs_load_gecko_dbg, -1, 0, 0, 0, 0 };
 493
 494 BOOL load_gecko(BOOL silent)
 495 {
 496     PRUnichar gre_path[MAX_PATH];
 497     BOOL ret = FALSE;
 498
 499     static DWORD loading_thread;
 500
 501     TRACE("()\n");
 502
 503     /* load_gecko may be called recursively */
 504     if(loading_thread == GetCurrentThreadId())
 505         return pCompMgr != NULL;
 506
 507     EnterCriticalSection(&cs_load_gecko);
 508
 509     if(!loading_thread) {
 510         loading_thread = GetCurrentThreadId();
 511
 512         if(load_wine_gecko(gre_path)
 513            || (install_wine_gecko(silent) && load_wine_gecko(gre_path)))
 514             ret = init_xpcom(gre_path);
 515         else
 516            MESSAGE("Could not load wine-gecko. HTML rendering will be disabled.\n");
 517     }else {
 518         ret = pCompMgr != NULL;
 519     }
 520
 521     LeaveCriticalSection(&cs_load_gecko);
 522
 523     return ret;
 524 }
 525
 526 void *nsalloc(size_t size)
 527 {
 528     return nsIMemory_Alloc(nsmem, size);
 529 }
 530
 531 void nsfree(void *mem)
 532 {
 533     nsIMemory_Free(nsmem, mem);
 534 }
 535
 536 static void nsACString_Init(nsACString *str, const char *data)
 537 {
 538     NS_CStringContainerInit(str);
 539     if(data)
 540         nsACString_SetData(str, data);
 541 }
 542
 543 void nsACString_SetData(nsACString *str, const char *data)
 544 {
 545     NS_CStringSetData(str, data, PR_UINT32_MAX);
 546 }
 547
 548 PRUint32 nsACString_GetData(const nsACString *str, const char **data)
 549 {
 550     return NS_CStringGetData(str, data, NULL);
 551 }
 552
 553 static void nsACString_Finish(nsACString *str)
 554 {
 555     NS_CStringContainerFinish(str);
 556 }
 557
 558 void nsAString_Init(nsAString *str, const PRUnichar *data)
 559 {
 560     NS_StringContainerInit(str);
 561     if(data)
 562         nsAString_SetData(str, data);
 563 }
 564
 565 void nsAString_SetData(nsAString *str, const PRUnichar *data)
 566 {
 567     NS_StringSetData(str, data, PR_UINT32_MAX);
 568 }
 569
 570 PRUint32 nsAString_GetData(const nsAString *str, const PRUnichar **data)
 571 {
 572     return NS_StringGetData(str, data, NULL);
 573 }
 574
 575 void nsAString_Finish(nsAString *str)
 576 {
 577     NS_StringContainerFinish(str);
 578 }
 579
 580 nsICommandParams *create_nscommand_params(void)
 581 {
 582     nsICommandParams *ret = NULL;
 583     nsresult nsres;
 584
 585     if(!pCompMgr)
 586         return NULL;
 587
 588     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
 589             NS_COMMANDPARAMS_CONTRACTID, NULL, &IID_nsICommandParams,
 590             (void**)&ret);
 591     if(NS_FAILED(nsres))
 592         ERR("Could not get nsICommandParams\n");
 593
 594     return ret;
 595 }
 596
 597 nsresult get_nsinterface(nsISupports *iface, REFIID riid, void **ppv)
 598 {
 599     nsIInterfaceRequestor *iface_req;
 600     nsresult nsres;
 601
 602     nsres = nsISupports_QueryInterface(iface, &IID_nsIInterfaceRequestor, (void**)&iface_req);
 603     if(NS_FAILED(nsres))
 604         return nsres;
 605
 606     nsres = nsIInterfaceRequestor_GetInterface(iface_req, riid, ppv);
 607     nsIInterfaceRequestor_Release(iface_req);
 608
 609     return nsres;
 610 }
 611
 612 static HRESULT nsnode_to_nsstring_rec(nsIContentSerializer *serializer, nsIDOMNode *nsnode, nsAString *str)
 613 {
 614     nsIDOMNodeList *node_list = NULL;
 615     PRBool has_children = FALSE;
 616     PRUint16 type;
 617     nsresult nsres;
 618
 619     nsIDOMNode_HasChildNodes(nsnode, &has_children);
 620
 621     nsres = nsIDOMNode_GetNodeType(nsnode, &type);
 622     if(NS_FAILED(nsres)) {
 623         ERR("GetType failed: %08x\n", nsres);
 624         return E_FAIL;
 625     }
 626
 627     switch(type) {
 628     case ELEMENT_NODE: {
 629         nsIDOMElement *nselem;
 630         nsIDOMNode_QueryInterface(nsnode, &IID_nsIDOMElement, (void**)&nselem);
 631         nsIContentSerializer_AppendElementStart(serializer, nselem, nselem, str);
 632         nsIDOMElement_Release(nselem);
 633         break;
 634     }
 635     case TEXT_NODE: {
 636         nsIDOMText *nstext;
 637         nsIDOMNode_QueryInterface(nsnode, &IID_nsIDOMText, (void**)&nstext);
 638         nsIContentSerializer_AppendText(serializer, nstext, 0, -1, str);
 639         nsIDOMText_Release(nstext);
 640         break;
 641     }
 642     case COMMENT_NODE: {
 643         nsIDOMComment *nscomment;
 644         nsres = nsIDOMNode_QueryInterface(nsnode, &IID_nsIDOMComment, (void**)&nscomment);
 645         nsres = nsIContentSerializer_AppendComment(serializer, nscomment, 0, -1, str);
 646         break;
 647     }
 648     case DOCUMENT_NODE: {
 649         nsIDOMDocument *nsdoc;
 650         nsIDOMNode_QueryInterface(nsnode, &IID_nsIDOMDocument, (void**)&nsdoc);
 651         nsIContentSerializer_AppendDocumentStart(serializer, nsdoc, str);
 652         nsIDOMDocument_Release(nsdoc);
 653         break;
 654     }
 655     case DOCUMENT_TYPE_NODE:
 656         WARN("Ignoring DOCUMENT_TYPE_NODE\n");
 657         break;
 658     case DOCUMENT_FRAGMENT_NODE:
 659         break;
 660     default:
 661         FIXME("Unhandled type %u\n", type);
 662     }
 663
 664     if(has_children) {
 665         PRUint32 child_cnt, i;
 666         nsIDOMNode *child_node;
 667
 668         nsIDOMNode_GetChildNodes(nsnode, &node_list);
 669         nsIDOMNodeList_GetLength(node_list, &child_cnt);
 670
 671         for(i=0; i<child_cnt; i++) {
 672             nsres = nsIDOMNodeList_Item(node_list, i, &child_node);
 673             if(NS_SUCCEEDED(nsres)) {
 674                 nsnode_to_nsstring_rec(serializer, child_node, str);
 675                 nsIDOMNode_Release(child_node);
 676             }else {
 677                 ERR("Item failed: %08x\n", nsres);
 678             }
 679         }
 680
 681         nsIDOMNodeList_Release(node_list);
 682     }
 683
 684     if(type == ELEMENT_NODE) {
 685         nsIDOMElement *nselem;
 686         nsIDOMNode_QueryInterface(nsnode, &IID_nsIDOMElement, (void**)&nselem);
 687         nsIContentSerializer_AppendElementEnd(serializer, nselem, str);
 688         nsIDOMElement_Release(nselem);
 689     }
 690
 691     return S_OK;
 692 }
 693
 694 HRESULT nsnode_to_nsstring(nsIDOMNode *nsnode, nsAString *str)
 695 {
 696     nsIContentSerializer *serializer;
 697     nsresult nsres;
 698     HRESULT hres;
 699
 700     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
 701             NS_HTMLSERIALIZER_CONTRACTID, NULL, &IID_nsIContentSerializer,
 702             (void**)&serializer);
 703     if(NS_FAILED(nsres)) {
 704         ERR("Could not get nsIContentSerializer: %08x\n", nsres);
 705         return E_FAIL;
 706     }
 707
 708     nsres = nsIContentSerializer_Init(serializer, 0, 100, NULL, FALSE, FALSE /* FIXME */);
 709     if(NS_FAILED(nsres))
 710         ERR("Init failed: %08x\n", nsres);
 711
 712     hres = nsnode_to_nsstring_rec(serializer, nsnode, str);
 713     if(SUCCEEDED(hres)) {
 714         nsres = nsIContentSerializer_Flush(serializer, str);
 715         if(NS_FAILED(nsres))
 716             ERR("Flush failed: %08x\n", nsres);
 717     }
 718
 719     nsIContentSerializer_Release(serializer);
 720     return hres;
 721 }
 722
 723 void get_editor_controller(NSContainer *This)
 724 {
 725     nsIEditingSession *editing_session = NULL;
 726     nsIControllerContext *ctrlctx;
 727     nsresult nsres;
 728
 729     if(This->editor) {
 730         nsIEditor_Release(This->editor);
 731         This->editor = NULL;
 732     }
 733
 734     if(This->editor_controller) {
 735         nsIController_Release(This->editor_controller);
 736         This->editor_controller = NULL;
 737     }
 738
 739     nsres = get_nsinterface((nsISupports*)This->webbrowser, &IID_nsIEditingSession,
 740             (void**)&editing_session);
 741     if(NS_FAILED(nsres)) {
 742         ERR("Could not get nsIEditingSession: %08x\n", nsres);
 743         return;
 744     }
 745
 746     nsres = nsIEditingSession_GetEditorForWindow(editing_session,
 747             This->doc->basedoc.window->nswindow, &This->editor);
 748     nsIEditingSession_Release(editing_session);
 749     if(NS_FAILED(nsres)) {
 750         ERR("Could not get editor: %08x\n", nsres);
 751         return;
 752     }
 753
 754     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
 755             NS_EDITORCONTROLLER_CONTRACTID, NULL, &IID_nsIControllerContext, (void**)&ctrlctx);
 756     if(NS_SUCCEEDED(nsres)) {
 757         nsres = nsIControllerContext_SetCommandContext(ctrlctx, (nsISupports *)This->editor);
 758         if(NS_FAILED(nsres))
 759             ERR("SetCommandContext failed: %08x\n", nsres);
 760         nsres = nsIControllerContext_QueryInterface(ctrlctx, &IID_nsIController,
 761                 (void**)&This->editor_controller);
 762         nsIControllerContext_Release(ctrlctx);
 763         if(NS_FAILED(nsres))
 764             ERR("Could not get nsIController interface: %08x\n", nsres);
 765     }else {
 766         ERR("Could not create edit controller: %08x\n", nsres);
 767     }
 768 }
 769
 770 void set_ns_editmode(NSContainer *This)
 771 {
 772     nsIEditingSession *editing_session = NULL;
 773     nsIURIContentListener *listener = NULL;
 774     nsIDOMWindow *dom_window = NULL;
 775     nsresult nsres;
 776
 777     nsres = get_nsinterface((nsISupports*)This->webbrowser, &IID_nsIEditingSession,
 778             (void**)&editing_session);
 779     if(NS_FAILED(nsres)) {
 780         ERR("Could not get nsIEditingSession: %08x\n", nsres);
 781         return;
 782     }
 783
 784     nsres = nsIWebBrowser_GetContentDOMWindow(This->webbrowser, &dom_window);
 785     if(NS_FAILED(nsres)) {
 786         ERR("Could not get content DOM window: %08x\n", nsres);
 787         nsIEditingSession_Release(editing_session);
 788         return;
 789     }
 790
 791     nsres = nsIEditingSession_MakeWindowEditable(editing_session, dom_window,
 792             NULL, FALSE, TRUE, TRUE);
 793     nsIEditingSession_Release(editing_session);
 794     nsIDOMWindow_Release(dom_window);
 795     if(NS_FAILED(nsres)) {
 796         ERR("MakeWindowEditable failed: %08x\n", nsres);
 797         return;
 798     }
 799
 800     /* MakeWindowEditable changes WebBrowser's parent URI content listener.
 801      * It seams to be a bug in Gecko. To workaround it we set our content
 802      * listener again and Gecko's one as its parent.
 803      */
 804     nsIWebBrowser_GetParentURIContentListener(This->webbrowser, &listener);
 805     nsIURIContentListener_SetParentContentListener(NSURICL(This), listener);
 806     nsIURIContentListener_Release(listener);
 807     nsIWebBrowser_SetParentURIContentListener(This->webbrowser, NSURICL(This));
 808 }
 809
 810 void close_gecko(void)
 811 {
 812     TRACE("()\n");
 813
 814     release_nsio();
 815
 816     if(pCompMgr)
 817         nsIComponentManager_Release(pCompMgr);
 818
 819     if(pServMgr)
 820         nsIServiceManager_Release(pServMgr);
 821
 822     if(nsmem)
 823         nsIMemory_Release(nsmem);
 824
 825     /* Gecko doesn't really support being unloaded */
 826     /* if (hXPCOM) FreeLibrary(hXPCOM); */
 827 }
 828
 829 /**********************************************************
 830  *      nsIWebBrowserChrome interface
 831  */
 832
 833 #define NSWBCHROME_THIS(iface) DEFINE_THIS(NSContainer, WebBrowserChrome, iface)
 834
 835 static nsresult NSAPI nsWebBrowserChrome_QueryInterface(nsIWebBrowserChrome *iface,
 836         nsIIDRef riid, nsQIResult result)
 837 {
 838     NSContainer *This = NSWBCHROME_THIS(iface);
 839
 840     *result = NULL;
 841     if(IsEqualGUID(&IID_nsISupports, riid)) {
 842         TRACE("(%p)->(IID_nsISupports, %p)\n", This, result);
 843         *result = NSWBCHROME(This);
 844     }else if(IsEqualGUID(&IID_nsIWebBrowserChrome, riid)) {
 845         TRACE("(%p)->(IID_nsIWebBrowserChrome, %p)\n", This, result);
 846         *result = NSWBCHROME(This);
 847     }else if(IsEqualGUID(&IID_nsIContextMenuListener, riid)) {
 848         TRACE("(%p)->(IID_nsIContextMenuListener, %p)\n", This, result);
 849         *result = NSCML(This);
 850     }else if(IsEqualGUID(&IID_nsIURIContentListener, riid)) {
 851         TRACE("(%p)->(IID_nsIURIContentListener %p)\n", This, result);
 852         *result = NSURICL(This);
 853     }else if(IsEqualGUID(&IID_nsIEmbeddingSiteWindow, riid)) {
 854         TRACE("(%p)->(IID_nsIEmbeddingSiteWindow %p)\n", This, result);
 855         *result = NSEMBWNDS(This);
 856     }else if(IsEqualGUID(&IID_nsITooltipListener, riid)) {
 857         TRACE("(%p)->(IID_nsITooltipListener %p)\n", This, result);
 858         *result = NSTOOLTIP(This);
 859     }else if(IsEqualGUID(&IID_nsIInterfaceRequestor, riid)) {
 860         TRACE("(%p)->(IID_nsIInterfaceRequestor %p)\n", This, result);
 861         *result = NSIFACEREQ(This);
 862     }else if(IsEqualGUID(&IID_nsIWeakReference, riid)) {
 863         TRACE("(%p)->(IID_nsIWeakReference %p)\n", This, result);
 864         *result = NSWEAKREF(This);
 865     }else if(IsEqualGUID(&IID_nsISupportsWeakReference, riid)) {
 866         TRACE("(%p)->(IID_nsISupportsWeakReference %p)\n", This, result);
 867         *result = NSSUPWEAKREF(This);
 868     }
 869
 870     if(*result) {
 871         nsIWebBrowserChrome_AddRef(NSWBCHROME(This));
 872         return NS_OK;
 873     }
 874
 875     TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), result);
 876     return NS_NOINTERFACE;
 877 }
 878
 879 static nsrefcnt NSAPI nsWebBrowserChrome_AddRef(nsIWebBrowserChrome *iface)
 880 {
 881     NSContainer *This = NSWBCHROME_THIS(iface);
 882     LONG ref = InterlockedIncrement(&This->ref);
 883
 884     TRACE("(%p) ref=%d\n", This, ref);
 885
 886     return ref;
 887 }
 888
 889 static nsrefcnt NSAPI nsWebBrowserChrome_Release(nsIWebBrowserChrome *iface)
 890 {
 891     NSContainer *This = NSWBCHROME_THIS(iface);
 892     LONG ref = InterlockedDecrement(&This->ref);
 893
 894     TRACE("(%p) ref=%d\n", This, ref);
 895
 896     if(!ref) {
 897         if(This->parent)
 898             nsIWebBrowserChrome_Release(NSWBCHROME(This->parent));
 899         heap_free(This);
 900     }
 901
 902     return ref;
 903 }
 904
 905 static nsresult NSAPI nsWebBrowserChrome_SetStatus(nsIWebBrowserChrome *iface,
 906         PRUint32 statusType, const PRUnichar *status)
 907 {
 908     NSContainer *This = NSWBCHROME_THIS(iface);
 909     TRACE("(%p)->(%d %s)\n", This, statusType, debugstr_w(status));
 910     return NS_OK;
 911 }
 912
 913 static nsresult NSAPI nsWebBrowserChrome_GetWebBrowser(nsIWebBrowserChrome *iface,
 914         nsIWebBrowser **aWebBrowser)
 915 {
 916     NSContainer *This = NSWBCHROME_THIS(iface);
 917
 918     TRACE("(%p)->(%p)\n", This, aWebBrowser);
 919
 920     if(!aWebBrowser)
 921         return NS_ERROR_INVALID_ARG;
 922
 923     if(This->webbrowser)
 924         nsIWebBrowser_AddRef(This->webbrowser);
 925     *aWebBrowser = This->webbrowser;
 926     return S_OK;
 927 }
 928
 929 static nsresult NSAPI nsWebBrowserChrome_SetWebBrowser(nsIWebBrowserChrome *iface,
 930         nsIWebBrowser *aWebBrowser)
 931 {
 932     NSContainer *This = NSWBCHROME_THIS(iface);
 933
 934     TRACE("(%p)->(%p)\n", This, aWebBrowser);
 935
 936     if(aWebBrowser != This->webbrowser)
 937         ERR("Wrong nsWebBrowser!\n");
 938
 939     return NS_OK;
 940 }
 941
 942 static nsresult NSAPI nsWebBrowserChrome_GetChromeFlags(nsIWebBrowserChrome *iface,
 943         PRUint32 *aChromeFlags)
 944 {
 945     NSContainer *This = NSWBCHROME_THIS(iface);
 946     WARN("(%p)->(%p)\n", This, aChromeFlags);
 947     return NS_ERROR_NOT_IMPLEMENTED;
 948 }
 949
 950 static nsresult NSAPI nsWebBrowserChrome_SetChromeFlags(nsIWebBrowserChrome *iface,
 951         PRUint32 aChromeFlags)
 952 {
 953     NSContainer *This = NSWBCHROME_THIS(iface);
 954     WARN("(%p)->(%08x)\n", This, aChromeFlags);
 955     return NS_ERROR_NOT_IMPLEMENTED;
 956 }
 957
 958 static nsresult NSAPI nsWebBrowserChrome_DestroyBrowserWindow(nsIWebBrowserChrome *iface)
 959 {
 960     NSContainer *This = NSWBCHROME_THIS(iface);
 961     TRACE("(%p)\n", This);
 962     return NS_ERROR_NOT_IMPLEMENTED;
 963 }
 964
 965 static nsresult NSAPI nsWebBrowserChrome_SizeBrowserTo(nsIWebBrowserChrome *iface,
 966         PRInt32 aCX, PRInt32 aCY)
 967 {
 968     NSContainer *This = NSWBCHROME_THIS(iface);
 969     WARN("(%p)->(%d %d)\n", This, aCX, aCY);
 970     return NS_ERROR_NOT_IMPLEMENTED;
 971 }
 972
 973 static nsresult NSAPI nsWebBrowserChrome_ShowAsModal(nsIWebBrowserChrome *iface)
 974 {
 975     NSContainer *This = NSWBCHROME_THIS(iface);
 976     WARN("(%p)\n", This);
 977     return NS_ERROR_NOT_IMPLEMENTED;
 978 }
 979
 980 static nsresult NSAPI nsWebBrowserChrome_IsWindowModal(nsIWebBrowserChrome *iface, PRBool *_retval)
 981 {
 982     NSContainer *This = NSWBCHROME_THIS(iface);
 983     WARN("(%p)->(%p)\n", This, _retval);
 984     return NS_ERROR_NOT_IMPLEMENTED;
 985 }
 986
 987 static nsresult NSAPI nsWebBrowserChrome_ExitModalEventLoop(nsIWebBrowserChrome *iface,
 988         nsresult aStatus)
 989 {
 990     NSContainer *This = NSWBCHROME_THIS(iface);
 991     WARN("(%p)->(%08x)\n", This, aStatus);
 992     return NS_ERROR_NOT_IMPLEMENTED;
 993 }
 994
 995 #undef NSWBCHROME_THIS
 996
 997 static const nsIWebBrowserChromeVtbl nsWebBrowserChromeVtbl = {
 998     nsWebBrowserChrome_QueryInterface,
 999     nsWebBrowserChrome_AddRef,
1000     nsWebBrowserChrome_Release,
1001     nsWebBrowserChrome_SetStatus,
1002     nsWebBrowserChrome_GetWebBrowser,
1003     nsWebBrowserChrome_SetWebBrowser,
1004     nsWebBrowserChrome_GetChromeFlags,
1005     nsWebBrowserChrome_SetChromeFlags,
1006     nsWebBrowserChrome_DestroyBrowserWindow,
1007     nsWebBrowserChrome_SizeBrowserTo,
1008     nsWebBrowserChrome_ShowAsModal,
1009     nsWebBrowserChrome_IsWindowModal,
1010     nsWebBrowserChrome_ExitModalEventLoop
1011 };
1012
1013 /**********************************************************
1014  *      nsIContextMenuListener interface
1015  */
1016
1017 #define NSCML_THIS(iface) DEFINE_THIS(NSContainer, ContextMenuListener, iface)
1018
1019 static nsresult NSAPI nsContextMenuListener_QueryInterface(nsIContextMenuListener *iface,
1020         nsIIDRef riid, nsQIResult result)
1021 {
1022     NSContainer *This = NSCML_THIS(iface);
1023     return nsIWebBrowserChrome_QueryInterface(NSWBCHROME(This), riid, result);
1024 }
1025
1026 static nsrefcnt NSAPI nsContextMenuListener_AddRef(nsIContextMenuListener *iface)
1027 {
1028     NSContainer *This = NSCML_THIS(iface);
1029     return nsIWebBrowserChrome_AddRef(NSWBCHROME(This));
1030 }
1031
1032 static nsrefcnt NSAPI nsContextMenuListener_Release(nsIContextMenuListener *iface)
1033 {
1034     NSContainer *This = NSCML_THIS(iface);
1035     return nsIWebBrowserChrome_Release(NSWBCHROME(This));
1036 }
1037
1038 static nsresult NSAPI nsContextMenuListener_OnShowContextMenu(nsIContextMenuListener *iface,
1039         PRUint32 aContextFlags, nsIDOMEvent *aEvent, nsIDOMNode *aNode)
1040 {
1041     NSContainer *This = NSCML_THIS(iface);
1042     nsIDOMMouseEvent *event;
1043     POINT pt;
1044     DWORD dwID = CONTEXT_MENU_DEFAULT;
1045     nsresult nsres;
1046
1047     TRACE("(%p)->(%08x %p %p)\n", This, aContextFlags, aEvent, aNode);
1048
1049     nsres = nsIDOMEvent_QueryInterface(aEvent, &IID_nsIDOMMouseEvent, (void**)&event);
1050     if(NS_FAILED(nsres)) {
1051         ERR("Could not get nsIDOMMouseEvent interface: %08x\n", nsres);
1052         return nsres;
1053     }
1054
1055     nsIDOMMouseEvent_GetScreenX(event, &pt.x);
1056     nsIDOMMouseEvent_GetScreenY(event, &pt.y);
1057     nsIDOMMouseEvent_Release(event);
1058
1059     switch(aContextFlags) {
1060     case CONTEXT_NONE:
1061     case CONTEXT_DOCUMENT:
1062     case CONTEXT_TEXT:
1063         dwID = CONTEXT_MENU_DEFAULT;
1064         break;
1065     case CONTEXT_IMAGE:
1066     case CONTEXT_IMAGE|CONTEXT_LINK:
1067         dwID = CONTEXT_MENU_IMAGE;
1068         break;
1069     case CONTEXT_LINK:
1070         dwID = CONTEXT_MENU_ANCHOR;
1071         break;
1072     case CONTEXT_INPUT:
1073         dwID = CONTEXT_MENU_CONTROL;
1074         break;
1075     default:
1076         FIXME("aContextFlags=%08x\n", aContextFlags);
1077     };
1078
1079     show_context_menu(This->doc, dwID, &pt, (IDispatch*)HTMLDOMNODE(get_node(This->doc->basedoc.doc_node, aNode, TRUE)));
1080
1081     return NS_OK;
1082 }
1083
1084 #undef NSCML_THIS
1085
1086 static const nsIContextMenuListenerVtbl nsContextMenuListenerVtbl = {
1087     nsContextMenuListener_QueryInterface,
1088     nsContextMenuListener_AddRef,
1089     nsContextMenuListener_Release,
1090     nsContextMenuListener_OnShowContextMenu
1091 };
1092
1093 /**********************************************************
1094  *      nsIURIContentListener interface
1095  */
1096
1097 #define NSURICL_THIS(iface) DEFINE_THIS(NSContainer, URIContentListener, iface)
1098
1099 static nsresult NSAPI nsURIContentListener_QueryInterface(nsIURIContentListener *iface,
1100         nsIIDRef riid, nsQIResult result)
1101 {
1102     NSContainer *This = NSURICL_THIS(iface);
1103     return nsIWebBrowserChrome_QueryInterface(NSWBCHROME(This), riid, result);
1104 }
1105
1106 static nsrefcnt NSAPI nsURIContentListener_AddRef(nsIURIContentListener *iface)
1107 {
1108     NSContainer *This = NSURICL_THIS(iface);
1109     return nsIWebBrowserChrome_AddRef(NSWBCHROME(This));
1110 }
1111
1112 static nsrefcnt NSAPI nsURIContentListener_Release(nsIURIContentListener *iface)
1113 {
1114     NSContainer *This = NSURICL_THIS(iface);
1115     return nsIWebBrowserChrome_Release(NSWBCHROME(This));
1116 }
1117
1118 static BOOL translate_url(HTMLDocumentObj *doc, nsIWineURI *nsuri)
1119 {
1120     OLECHAR *new_url = NULL, *url;
1121     BOOL ret = FALSE;
1122     LPCWSTR wine_url;
1123     HRESULT hres;
1124
1125     if(!doc->hostui)
1126         return FALSE;
1127
1128     nsIWineURI_GetWineURL(nsuri, &wine_url);
1129
1130     url = heap_strdupW(wine_url);
1131     hres = IDocHostUIHandler_TranslateUrl(doc->hostui, 0, url, &new_url);
1132     heap_free(url);
1133     if(hres != S_OK || !new_url)
1134         return FALSE;
1135
1136     if(strcmpW(url, new_url)) {
1137         FIXME("TranslateUrl returned new URL %s -> %s\n", debugstr_w(url), debugstr_w(new_url));
1138         ret = TRUE;
1139     }
1140
1141     CoTaskMemFree(new_url);
1142     return ret;
1143 }
1144
1145 static nsresult NSAPI nsURIContentListener_OnStartURIOpen(nsIURIContentListener *iface,
1146                                                           nsIURI *aURI, PRBool *_retval)
1147 {
1148     NSContainer *This = NSURICL_THIS(iface);
1149     nsIWineURI *wine_uri;
1150     nsACString spec_str;
1151     const char *spec;
1152     BOOL is_doc_uri;
1153     nsresult nsres;
1154
1155     nsACString_Init(&spec_str, NULL);
1156     nsIURI_GetSpec(aURI, &spec_str);
1157     nsACString_GetData(&spec_str, &spec);
1158
1159     TRACE("(%p)->(%p(%s) %p)\n", This, aURI, debugstr_a(spec), _retval);
1160
1161     nsACString_Finish(&spec_str);
1162
1163     nsres = nsIURI_QueryInterface(aURI, &IID_nsIWineURI, (void**)&wine_uri);
1164     if(NS_FAILED(nsres)) {
1165         WARN("Could not get nsIWineURI interface: %08x\n", nsres);
1166         return NS_ERROR_NOT_IMPLEMENTED;
1167     }
1168
1169     nsIWineURI_GetIsDocumentURI(wine_uri, &is_doc_uri);
1170
1171     if(!is_doc_uri) {
1172         nsIWineURI_SetNSContainer(wine_uri, This);
1173         nsIWineURI_SetIsDocumentURI(wine_uri, TRUE);
1174
1175         *_retval = translate_url(This->doc->basedoc.doc_obj, wine_uri);
1176     }
1177
1178     nsIWineURI_Release(wine_uri);
1179
1180     return !*_retval && This->content_listener
1181         ? nsIURIContentListener_OnStartURIOpen(This->content_listener, aURI, _retval)
1182         : NS_OK;
1183 }
1184
1185 static nsresult NSAPI nsURIContentListener_DoContent(nsIURIContentListener *iface,
1186         const char *aContentType, PRBool aIsContentPreferred, nsIRequest *aRequest,
1187         nsIStreamListener **aContentHandler, PRBool *_retval)
1188 {
1189     NSContainer *This = NSURICL_THIS(iface);
1190
1191     TRACE("(%p)->(%s %x %p %p %p)\n", This, debugstr_a(aContentType), aIsContentPreferred,
1192             aRequest, aContentHandler, _retval);
1193
1194     return This->content_listener
1195         ? nsIURIContentListener_DoContent(This->content_listener, aContentType,
1196                   aIsContentPreferred, aRequest, aContentHandler, _retval)
1197         : NS_ERROR_NOT_IMPLEMENTED;
1198 }
1199
1200 static nsresult NSAPI nsURIContentListener_IsPreferred(nsIURIContentListener *iface,
1201         const char *aContentType, char **aDesiredContentType, PRBool *_retval)
1202 {
1203     NSContainer *This = NSURICL_THIS(iface);
1204
1205     TRACE("(%p)->(%s %p %p)\n", This, debugstr_a(aContentType), aDesiredContentType, _retval);
1206
1207     /* FIXME: Should we do something here? */
1208     *_retval = TRUE;
1209
1210     return This->content_listener
1211         ? nsIURIContentListener_IsPreferred(This->content_listener, aContentType,
1212                   aDesiredContentType, _retval)
1213         : NS_OK;
1214 }
1215
1216 static nsresult NSAPI nsURIContentListener_CanHandleContent(nsIURIContentListener *iface,
1217         const char *aContentType, PRBool aIsContentPreferred, char **aDesiredContentType,
1218         PRBool *_retval)
1219 {
1220     NSContainer *This = NSURICL_THIS(iface);
1221
1222     TRACE("(%p)->(%s %x %p %p)\n", This, debugstr_a(aContentType), aIsContentPreferred,
1223             aDesiredContentType, _retval);
1224
1225     return This->content_listener
1226         ? nsIURIContentListener_CanHandleContent(This->content_listener, aContentType,
1227                 aIsContentPreferred, aDesiredContentType, _retval)
1228         : NS_ERROR_NOT_IMPLEMENTED;
1229 }
1230
1231 static nsresult NSAPI nsURIContentListener_GetLoadCookie(nsIURIContentListener *iface,
1232         nsISupports **aLoadCookie)
1233 {
1234     NSContainer *This = NSURICL_THIS(iface);
1235
1236     WARN("(%p)->(%p)\n", This, aLoadCookie);
1237
1238     return This->content_listener
1239         ? nsIURIContentListener_GetLoadCookie(This->content_listener, aLoadCookie)
1240         : NS_ERROR_NOT_IMPLEMENTED;
1241 }
1242
1243 static nsresult NSAPI nsURIContentListener_SetLoadCookie(nsIURIContentListener *iface,
1244         nsISupports *aLoadCookie)
1245 {
1246     NSContainer *This = NSURICL_THIS(iface);
1247
1248     WARN("(%p)->(%p)\n", This, aLoadCookie);
1249
1250     return This->content_listener
1251         ? nsIURIContentListener_SetLoadCookie(This->content_listener, aLoadCookie)
1252         : NS_ERROR_NOT_IMPLEMENTED;
1253 }
1254
1255 static nsresult NSAPI nsURIContentListener_GetParentContentListener(nsIURIContentListener *iface,
1256         nsIURIContentListener **aParentContentListener)
1257 {
1258     NSContainer *This = NSURICL_THIS(iface);
1259
1260     TRACE("(%p)->(%p)\n", This, aParentContentListener);
1261
1262     if(This->content_listener)
1263         nsIURIContentListener_AddRef(This->content_listener);
1264
1265     *aParentContentListener = This->content_listener;
1266     return NS_OK;
1267 }
1268
1269 static nsresult NSAPI nsURIContentListener_SetParentContentListener(nsIURIContentListener *iface,
1270         nsIURIContentListener *aParentContentListener)
1271 {
1272     NSContainer *This = NSURICL_THIS(iface);
1273
1274     TRACE("(%p)->(%p)\n", This, aParentContentListener);
1275
1276     if(aParentContentListener == NSURICL(This))
1277         return NS_OK;
1278
1279     if(This->content_listener)
1280         nsIURIContentListener_Release(This->content_listener);
1281
1282     This->content_listener = aParentContentListener;
1283     if(This->content_listener)
1284         nsIURIContentListener_AddRef(This->content_listener);
1285
1286     return NS_OK;
1287 }
1288
1289 #undef NSURICL_THIS
1290
1291 static const nsIURIContentListenerVtbl nsURIContentListenerVtbl = {
1292     nsURIContentListener_QueryInterface,
1293     nsURIContentListener_AddRef,
1294     nsURIContentListener_Release,
1295     nsURIContentListener_OnStartURIOpen,
1296     nsURIContentListener_DoContent,
1297     nsURIContentListener_IsPreferred,
1298     nsURIContentListener_CanHandleContent,
1299     nsURIContentListener_GetLoadCookie,
1300     nsURIContentListener_SetLoadCookie,
1301     nsURIContentListener_GetParentContentListener,
1302     nsURIContentListener_SetParentContentListener
1303 };
1304
1305 /**********************************************************
1306  *      nsIEmbeddinSiteWindow interface
1307  */
1308
1309 #define NSEMBWNDS_THIS(iface) DEFINE_THIS(NSContainer, EmbeddingSiteWindow, iface)
1310
1311 static nsresult NSAPI nsEmbeddingSiteWindow_QueryInterface(nsIEmbeddingSiteWindow *iface,
1312         nsIIDRef riid, nsQIResult result)
1313 {
1314     NSContainer *This = NSEMBWNDS_THIS(iface);
1315     return nsIWebBrowserChrome_QueryInterface(NSWBCHROME(This), riid, result);
1316 }
1317
1318 static nsrefcnt NSAPI nsEmbeddingSiteWindow_AddRef(nsIEmbeddingSiteWindow *iface)
1319 {
1320     NSContainer *This = NSEMBWNDS_THIS(iface);
1321     return nsIWebBrowserChrome_AddRef(NSWBCHROME(This));
1322 }
1323
1324 static nsrefcnt NSAPI nsEmbeddingSiteWindow_Release(nsIEmbeddingSiteWindow *iface)
1325 {
1326     NSContainer *This = NSEMBWNDS_THIS(iface);
1327     return nsIWebBrowserChrome_Release(NSWBCHROME(This));
1328 }
1329
1330 static nsresult NSAPI nsEmbeddingSiteWindow_SetDimensions(nsIEmbeddingSiteWindow *iface,
1331         PRUint32 flags, PRInt32 x, PRInt32 y, PRInt32 cx, PRInt32 cy)
1332 {
1333     NSContainer *This = NSEMBWNDS_THIS(iface);
1334     WARN("(%p)->(%08x %d %d %d %d)\n", This, flags, x, y, cx, cy);
1335     return NS_ERROR_NOT_IMPLEMENTED;
1336 }
1337
1338 static nsresult NSAPI nsEmbeddingSiteWindow_GetDimensions(nsIEmbeddingSiteWindow *iface,
1339         PRUint32 flags, PRInt32 *x, PRInt32 *y, PRInt32 *cx, PRInt32 *cy)
1340 {
1341     NSContainer *This = NSEMBWNDS_THIS(iface);
1342     WARN("(%p)->(%08x %p %p %p %p)\n", This, flags, x, y, cx, cy);
1343     return NS_ERROR_NOT_IMPLEMENTED;
1344 }
1345
1346 static nsresult NSAPI nsEmbeddingSiteWindow_SetFocus(nsIEmbeddingSiteWindow *iface)
1347 {
1348     NSContainer *This = NSEMBWNDS_THIS(iface);
1349
1350     TRACE("(%p)\n", This);
1351
1352     if(This->reset_focus)
1353         PostMessageW(This->hwnd, WM_RESETFOCUS_HACK, 0, 0);
1354
1355     return nsIBaseWindow_SetFocus(This->window);
1356 }
1357
1358 static nsresult NSAPI nsEmbeddingSiteWindow_GetVisibility(nsIEmbeddingSiteWindow *iface,
1359         PRBool *aVisibility)
1360 {
1361     NSContainer *This = NSEMBWNDS_THIS(iface);
1362
1363     TRACE("(%p)->(%p)\n", This, aVisibility);
1364
1365     *aVisibility = This->doc && This->doc->hwnd && IsWindowVisible(This->doc->hwnd);
1366     return NS_OK;
1367 }
1368
1369 static nsresult NSAPI nsEmbeddingSiteWindow_SetVisibility(nsIEmbeddingSiteWindow *iface,
1370         PRBool aVisibility)
1371 {
1372     NSContainer *This = NSEMBWNDS_THIS(iface);
1373
1374     TRACE("(%p)->(%x)\n", This, aVisibility);
1375
1376     return NS_OK;
1377 }
1378
1379 static nsresult NSAPI nsEmbeddingSiteWindow_GetTitle(nsIEmbeddingSiteWindow *iface,
1380         PRUnichar **aTitle)
1381 {
1382     NSContainer *This = NSEMBWNDS_THIS(iface);
1383     WARN("(%p)->(%p)\n", This, aTitle);
1384     return NS_ERROR_NOT_IMPLEMENTED;
1385 }
1386
1387 static nsresult NSAPI nsEmbeddingSiteWindow_SetTitle(nsIEmbeddingSiteWindow *iface,
1388         const PRUnichar *aTitle)
1389 {
1390     NSContainer *This = NSEMBWNDS_THIS(iface);
1391     WARN("(%p)->(%s)\n", This, debugstr_w(aTitle));
1392     return NS_ERROR_NOT_IMPLEMENTED;
1393 }
1394
1395 static nsresult NSAPI nsEmbeddingSiteWindow_GetSiteWindow(nsIEmbeddingSiteWindow *iface,
1396         void **aSiteWindow)
1397 {
1398     NSContainer *This = NSEMBWNDS_THIS(iface);
1399
1400     TRACE("(%p)->(%p)\n", This, aSiteWindow);
1401
1402     *aSiteWindow = This->hwnd;
1403     return NS_OK;
1404 }
1405
1406 static const nsIEmbeddingSiteWindowVtbl nsEmbeddingSiteWindowVtbl = {
1407     nsEmbeddingSiteWindow_QueryInterface,
1408     nsEmbeddingSiteWindow_AddRef,
1409     nsEmbeddingSiteWindow_Release,
1410     nsEmbeddingSiteWindow_SetDimensions,
1411     nsEmbeddingSiteWindow_GetDimensions,
1412     nsEmbeddingSiteWindow_SetFocus,
1413     nsEmbeddingSiteWindow_GetVisibility,
1414     nsEmbeddingSiteWindow_SetVisibility,
1415     nsEmbeddingSiteWindow_GetTitle,
1416     nsEmbeddingSiteWindow_SetTitle,
1417     nsEmbeddingSiteWindow_GetSiteWindow
1418 };
1419
1420 #define NSTOOLTIP_THIS(iface) DEFINE_THIS(NSContainer, TooltipListener, iface)
1421
1422 static nsresult NSAPI nsTooltipListener_QueryInterface(nsITooltipListener *iface, nsIIDRef riid,
1423                                                        nsQIResult result)
1424 {
1425     NSContainer *This = NSTOOLTIP_THIS(iface);
1426     return nsIWebBrowserChrome_QueryInterface(NSWBCHROME(This), riid, result);
1427 }
1428
1429 static nsrefcnt NSAPI nsTooltipListener_AddRef(nsITooltipListener *iface)
1430 {
1431     NSContainer *This = NSTOOLTIP_THIS(iface);
1432     return nsIWebBrowserChrome_AddRef(NSWBCHROME(This));
1433 }
1434
1435 static nsrefcnt NSAPI nsTooltipListener_Release(nsITooltipListener *iface)
1436 {
1437     NSContainer *This = NSTOOLTIP_THIS(iface);
1438     return nsIWebBrowserChrome_Release(NSWBCHROME(This));
1439 }
1440
1441 static nsresult NSAPI nsTooltipListener_OnShowTooltip(nsITooltipListener *iface,
1442         PRInt32 aXCoord, PRInt32 aYCoord, const PRUnichar *aTipText)
1443 {
1444     NSContainer *This = NSTOOLTIP_THIS(iface);
1445
1446     if (This->doc)
1447         show_tooltip(This->doc, aXCoord, aYCoord, aTipText);
1448
1449     return NS_OK;
1450 }
1451
1452 static nsresult NSAPI nsTooltipListener_OnHideTooltip(nsITooltipListener *iface)
1453 {
1454     NSContainer *This = NSTOOLTIP_THIS(iface);
1455
1456     if (This->doc)
1457         hide_tooltip(This->doc);
1458
1459     return NS_OK;
1460 }
1461
1462 #undef NSTOOLTIM_THIS
1463
1464 static const nsITooltipListenerVtbl nsTooltipListenerVtbl = {
1465     nsTooltipListener_QueryInterface,
1466     nsTooltipListener_AddRef,
1467     nsTooltipListener_Release,
1468     nsTooltipListener_OnShowTooltip,
1469     nsTooltipListener_OnHideTooltip
1470 };
1471
1472 #define NSIFACEREQ_THIS(iface) DEFINE_THIS(NSContainer, InterfaceRequestor, iface)
1473
1474 static nsresult NSAPI nsInterfaceRequestor_QueryInterface(nsIInterfaceRequestor *iface,
1475                                                           nsIIDRef riid, nsQIResult result)
1476 {
1477     NSContainer *This = NSIFACEREQ_THIS(iface);
1478     return nsIWebBrowserChrome_QueryInterface(NSWBCHROME(This), riid, result);
1479 }
1480
1481 static nsrefcnt NSAPI nsInterfaceRequestor_AddRef(nsIInterfaceRequestor *iface)
1482 {
1483     NSContainer *This = NSIFACEREQ_THIS(iface);
1484     return nsIWebBrowserChrome_AddRef(NSWBCHROME(This));
1485 }
1486
1487 static nsrefcnt NSAPI nsInterfaceRequestor_Release(nsIInterfaceRequestor *iface)
1488 {
1489     NSContainer *This = NSIFACEREQ_THIS(iface);
1490     return nsIWebBrowserChrome_Release(NSWBCHROME(This));
1491 }
1492
1493 static nsresult NSAPI nsInterfaceRequestor_GetInterface(nsIInterfaceRequestor *iface,
1494                                                         nsIIDRef riid, nsQIResult result)
1495 {
1496     NSContainer *This = NSIFACEREQ_THIS(iface);
1497
1498     if(IsEqualGUID(&IID_nsIDOMWindow, riid)) {
1499         TRACE("(%p)->(IID_nsIDOMWindow %p)\n", This, result);
1500         return nsIWebBrowser_GetContentDOMWindow(This->webbrowser, (nsIDOMWindow**)result);
1501     }
1502
1503     return nsIWebBrowserChrome_QueryInterface(NSWBCHROME(This), riid, result);
1504 }
1505
1506 #undef NSIFACEREQ_THIS
1507
1508 static const nsIInterfaceRequestorVtbl nsInterfaceRequestorVtbl = {
1509     nsInterfaceRequestor_QueryInterface,
1510     nsInterfaceRequestor_AddRef,
1511     nsInterfaceRequestor_Release,
1512     nsInterfaceRequestor_GetInterface
1513 };
1514
1515 #define NSWEAKREF_THIS(iface) DEFINE_THIS(NSContainer, WeakReference, iface)
1516
1517 static nsresult NSAPI nsWeakReference_QueryInterface(nsIWeakReference *iface,
1518         nsIIDRef riid, nsQIResult result)
1519 {
1520     NSContainer *This = NSWEAKREF_THIS(iface);
1521     return nsIWebBrowserChrome_QueryInterface(NSWBCHROME(This), riid, result);
1522 }
1523
1524 static nsrefcnt NSAPI nsWeakReference_AddRef(nsIWeakReference *iface)
1525 {
1526     NSContainer *This = NSWEAKREF_THIS(iface);
1527     return nsIWebBrowserChrome_AddRef(NSWBCHROME(This));
1528 }
1529
1530 static nsrefcnt NSAPI nsWeakReference_Release(nsIWeakReference *iface)
1531 {
1532     NSContainer *This = NSWEAKREF_THIS(iface);
1533     return nsIWebBrowserChrome_Release(NSWBCHROME(This));
1534 }
1535
1536 static nsresult NSAPI nsWeakReference_QueryReferent(nsIWeakReference *iface,
1537         const nsIID *riid, void **result)
1538 {
1539     NSContainer *This = NSWEAKREF_THIS(iface);
1540     return nsIWebBrowserChrome_QueryInterface(NSWBCHROME(This), riid, result);
1541 }
1542
1543 #undef NSWEAKREF_THIS
1544
1545 static const nsIWeakReferenceVtbl nsWeakReferenceVtbl = {
1546     nsWeakReference_QueryInterface,
1547     nsWeakReference_AddRef,
1548     nsWeakReference_Release,
1549     nsWeakReference_QueryReferent
1550 };
1551
1552 #define NSSUPWEAKREF_THIS(iface) DEFINE_THIS(NSContainer, SupportsWeakReference, iface)
1553
1554 static nsresult NSAPI nsSupportsWeakReference_QueryInterface(nsISupportsWeakReference *iface,
1555         nsIIDRef riid, nsQIResult result)
1556 {
1557     NSContainer *This = NSSUPWEAKREF_THIS(iface);
1558     return nsIWebBrowserChrome_QueryInterface(NSWBCHROME(This), riid, result);
1559 }
1560
1561 static nsrefcnt NSAPI nsSupportsWeakReference_AddRef(nsISupportsWeakReference *iface)
1562 {
1563     NSContainer *This = NSSUPWEAKREF_THIS(iface);
1564     return nsIWebBrowserChrome_AddRef(NSWBCHROME(This));
1565 }
1566
1567 static nsrefcnt NSAPI nsSupportsWeakReference_Release(nsISupportsWeakReference *iface)
1568 {
1569     NSContainer *This = NSSUPWEAKREF_THIS(iface);
1570     return nsIWebBrowserChrome_Release(NSWBCHROME(This));
1571 }
1572
1573 static nsresult NSAPI nsSupportsWeakReference_GetWeakReference(nsISupportsWeakReference *iface,
1574         nsIWeakReference **_retval)
1575 {
1576     NSContainer *This = NSSUPWEAKREF_THIS(iface);
1577
1578     TRACE("(%p)->(%p)\n", This, _retval);
1579
1580     nsIWeakReference_AddRef(NSWEAKREF(This));
1581     *_retval = NSWEAKREF(This);
1582     return NS_OK;
1583 }
1584
1585 #undef NSWEAKREF_THIS
1586
1587 static const nsISupportsWeakReferenceVtbl nsSupportsWeakReferenceVtbl = {
1588     nsSupportsWeakReference_QueryInterface,
1589     nsSupportsWeakReference_AddRef,
1590     nsSupportsWeakReference_Release,
1591     nsSupportsWeakReference_GetWeakReference
1592 };
1593
1594
1595 NSContainer *NSContainer_Create(HTMLDocumentObj *doc, NSContainer *parent)
1596 {
1597     nsIWebBrowserSetup *wbsetup;
1598     nsIScrollable *scrollable;
1599     NSContainer *ret;
1600     nsresult nsres;
1601
1602     if(!load_gecko(TRUE))
1603         return NULL;
1604
1605     ret = heap_alloc_zero(sizeof(NSContainer));
1606
1607     ret->lpWebBrowserChromeVtbl      = &nsWebBrowserChromeVtbl;
1608     ret->lpContextMenuListenerVtbl   = &nsContextMenuListenerVtbl;
1609     ret->lpURIContentListenerVtbl    = &nsURIContentListenerVtbl;
1610     ret->lpEmbeddingSiteWindowVtbl   = &nsEmbeddingSiteWindowVtbl;
1611     ret->lpTooltipListenerVtbl       = &nsTooltipListenerVtbl;
1612     ret->lpInterfaceRequestorVtbl    = &nsInterfaceRequestorVtbl;
1613     ret->lpWeakReferenceVtbl         = &nsWeakReferenceVtbl;
1614     ret->lpSupportsWeakReferenceVtbl = &nsSupportsWeakReferenceVtbl;
1615
1616     ret->doc = doc;
1617     ret->ref = 1;
1618
1619     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr, NS_WEBBROWSER_CONTRACTID,
1620             NULL, &IID_nsIWebBrowser, (void**)&ret->webbrowser);
1621     if(NS_FAILED(nsres)) {
1622         ERR("Creating WebBrowser failed: %08x\n", nsres);
1623         heap_free(ret);
1624         return NULL;
1625     }
1626
1627     if(parent)
1628         nsIWebBrowserChrome_AddRef(NSWBCHROME(parent));
1629     ret->parent = parent;
1630
1631     nsres = nsIWebBrowser_SetContainerWindow(ret->webbrowser, NSWBCHROME(ret));
1632     if(NS_FAILED(nsres))
1633         ERR("SetContainerWindow failed: %08x\n", nsres);
1634
1635     nsres = nsIWebBrowser_QueryInterface(ret->webbrowser, &IID_nsIBaseWindow,
1636             (void**)&ret->window);
1637     if(NS_FAILED(nsres))
1638         ERR("Could not get nsIBaseWindow interface: %08x\n", nsres);
1639
1640     nsres = nsIWebBrowser_QueryInterface(ret->webbrowser, &IID_nsIWebBrowserSetup,
1641                                          (void**)&wbsetup);
1642     if(NS_SUCCEEDED(nsres)) {
1643         nsres = nsIWebBrowserSetup_SetProperty(wbsetup, SETUP_IS_CHROME_WRAPPER, FALSE);
1644         nsIWebBrowserSetup_Release(wbsetup);
1645         if(NS_FAILED(nsres))
1646             ERR("SetProperty(SETUP_IS_CHROME_WRAPPER) failed: %08x\n", nsres);
1647     }else {
1648         ERR("Could not get nsIWebBrowserSetup interface\n");
1649     }
1650
1651     nsres = nsIWebBrowser_QueryInterface(ret->webbrowser, &IID_nsIWebNavigation,
1652             (void**)&ret->navigation);
1653     if(NS_FAILED(nsres))
1654         ERR("Could not get nsIWebNavigation interface: %08x\n", nsres);
1655
1656     nsres = nsIWebBrowserFocus_QueryInterface(ret->webbrowser, &IID_nsIWebBrowserFocus,
1657             (void**)&ret->focus);
1658     if(NS_FAILED(nsres))
1659         ERR("Could not get nsIWebBrowserFocus interface: %08x\n", nsres);
1660
1661     if(!nscontainer_class)
1662         register_nscontainer_class();
1663
1664     ret->hwnd = CreateWindowExW(0, wszNsContainer, NULL,
1665             WS_CHILD | WS_CLIPSIBLINGS | WS_CLIPCHILDREN, 0, 0, 100, 100,
1666             GetDesktopWindow(), NULL, hInst, ret);
1667
1668     nsres = nsIBaseWindow_InitWindow(ret->window, ret->hwnd, NULL, 0, 0, 100, 100);
1669     if(NS_SUCCEEDED(nsres)) {
1670         nsres = nsIBaseWindow_Create(ret->window);
1671         if(NS_FAILED(nsres))
1672             WARN("Creating window failed: %08x\n", nsres);
1673
1674         nsIBaseWindow_SetVisibility(ret->window, FALSE);
1675         nsIBaseWindow_SetEnabled(ret->window, FALSE);
1676     }else {
1677         ERR("InitWindow failed: %08x\n", nsres);
1678     }
1679
1680     nsres = nsIWebBrowser_SetParentURIContentListener(ret->webbrowser, NSURICL(ret));
1681     if(NS_FAILED(nsres))
1682         ERR("SetParentURIContentListener failed: %08x\n", nsres);
1683
1684     nsres = nsIWebBrowser_QueryInterface(ret->webbrowser, &IID_nsIScrollable, (void**)&scrollable);
1685     if(NS_SUCCEEDED(nsres)) {
1686         nsres = nsIScrollable_SetDefaultScrollbarPreferences(scrollable,
1687                 ScrollOrientation_Y, Scrollbar_Always);
1688         if(NS_FAILED(nsres))
1689             ERR("Could not set default Y scrollbar prefs: %08x\n", nsres);
1690
1691         nsres = nsIScrollable_SetDefaultScrollbarPreferences(scrollable,
1692                 ScrollOrientation_X, Scrollbar_Auto);
1693         if(NS_FAILED(nsres))
1694             ERR("Could not set default X scrollbar prefs: %08x\n", nsres);
1695
1696         nsIScrollable_Release(scrollable);
1697     }else {
1698         ERR("Could not get nsIScrollable: %08x\n", nsres);
1699     }
1700
1701     return ret;
1702 }
1703
1704 void NSContainer_Release(NSContainer *This)
1705 {
1706     TRACE("(%p)\n", This);
1707
1708     This->doc = NULL;
1709
1710     ShowWindow(This->hwnd, SW_HIDE);
1711     SetParent(This->hwnd, NULL);
1712
1713     nsIBaseWindow_SetVisibility(This->window, FALSE);
1714     nsIBaseWindow_Destroy(This->window);
1715
1716     nsIWebBrowser_SetContainerWindow(This->webbrowser, NULL);
1717
1718     nsIWebBrowser_Release(This->webbrowser);
1719     This->webbrowser = NULL;
1720
1721     nsIWebNavigation_Release(This->navigation);
1722     This->navigation = NULL;
1723
1724     nsIBaseWindow_Release(This->window);
1725     This->window = NULL;
1726
1727     nsIWebBrowserFocus_Release(This->focus);
1728     This->focus = NULL;
1729
1730     if(This->editor_controller) {
1731         nsIController_Release(This->editor_controller);
1732         This->editor_controller = NULL;
1733     }
1734
1735     if(This->editor) {
1736         nsIEditor_Release(This->editor);
1737         This->editor = NULL;
1738     }
1739
1740     if(This->content_listener) {
1741         nsIURIContentListener_Release(This->content_listener);
1742         This->content_listener = NULL;
1743     }
1744
1745     if(This->hwnd) {
1746         DestroyWindow(This->hwnd);
1747         This->hwnd = NULL;
1748     }
1749
1750     nsIWebBrowserChrome_Release(NSWBCHROME(This));
1751 }