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 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 #define NS_STRING_CONTAINER_INIT_DEPEND  0x0002
  52 #define NS_CSTRING_CONTAINER_INIT_DEPEND 0x0002
  53
  54 static nsresult (*NS_InitXPCOM2)(nsIServiceManager**,void*,void*);
  55 static nsresult (*NS_ShutdownXPCOM)(nsIServiceManager*);
  56 static nsresult (*NS_GetComponentRegistrar)(nsIComponentRegistrar**);
  57 static nsresult (*NS_StringContainerInit2)(nsStringContainer*,const PRUnichar*,PRUint32,PRUint32);
  58 static nsresult (*NS_CStringContainerInit2)(nsCStringContainer*,const char*,PRUint32,PRUint32);
  59 static nsresult (*NS_StringContainerFinish)(nsStringContainer*);
  60 static nsresult (*NS_CStringContainerFinish)(nsCStringContainer*);
  61 static nsresult (*NS_StringSetData)(nsAString*,const PRUnichar*,PRUint32);
  62 static nsresult (*NS_CStringSetData)(nsACString*,const char*,PRUint32);
  63 static nsresult (*NS_NewLocalFile)(const nsAString*,PRBool,nsIFile**);
  64 static PRUint32 (*NS_StringGetData)(const nsAString*,const PRUnichar **,PRBool*);
  65 static PRUint32 (*NS_CStringGetData)(const nsACString*,const char**,PRBool*);
  66
  67 static HINSTANCE hXPCOM = NULL;
  68
  69 static nsIServiceManager *pServMgr = NULL;
  70 static nsIComponentManager *pCompMgr = NULL;
  71 static nsIMemory *nsmem = NULL;
  72
  73 static const WCHAR wszNsContainer[] = {'N','s','C','o','n','t','a','i','n','e','r',0};
  74
  75 static ATOM nscontainer_class;
  76
  77 static LRESULT WINAPI nsembed_proc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
  78 {
  79     NSContainer *This;
  80     nsresult nsres;
  81
  82     static const WCHAR wszTHIS[] = {'T','H','I','S',0};
  83
  84     if(msg == WM_CREATE) {
  85         This = *(NSContainer**)lParam;
  86         SetPropW(hwnd, wszTHIS, This);
  87     }else {
  88         This = GetPropW(hwnd, wszTHIS);
  89     }
  90
  91     switch(msg) {
  92     case WM_SIZE:
  93         TRACE("(%p)->(WM_SIZE)\n", This);
  94
  95         nsres = nsIBaseWindow_SetSize(This->window,
  96                 LOWORD(lParam), HIWORD(lParam), TRUE);
  97         if(NS_FAILED(nsres))
  98             WARN("SetSize failed: %08x\n", nsres);
  99         break;
 100
 101     case WM_PARENTNOTIFY:
 102         TRACE("WM_PARENTNOTIFY %x\n", (unsigned)wParam);
 103
 104         switch(wParam) {
 105         case WM_LBUTTONDOWN:
 106         case WM_RBUTTONDOWN:
 107             nsIWebBrowserFocus_Activate(This->focus);
 108         }
 109     }
 110
 111     return DefWindowProcW(hwnd, msg, wParam, lParam);
 112 }
 113
 114
 115 static void register_nscontainer_class(void)
 116 {
 117     static WNDCLASSEXW wndclass = {
 118         sizeof(WNDCLASSEXW),
 119         CS_DBLCLKS,
 120         nsembed_proc,
 121         0, 0, NULL, NULL, NULL, NULL, NULL,
 122         wszNsContainer,
 123         NULL,
 124     };
 125     wndclass.hInstance = hInst;
 126     nscontainer_class = RegisterClassExW(&wndclass);
 127 }
 128
 129 static void set_environment(LPCWSTR gre_path)
 130 {
 131     WCHAR path_env[MAX_PATH], buf[20];
 132     int len, debug_level = 0;
 133
 134     static const WCHAR pathW[] = {'P','A','T','H',0};
 135     static const WCHAR warnW[] = {'w','a','r','n',0};
 136     static const WCHAR xpcom_debug_breakW[] =
 137         {'X','P','C','O','M','_','D','E','B','U','G','_','B','R','E','A','K',0};
 138     static const WCHAR nspr_log_modulesW[] =
 139         {'N','S','P','R','_','L','O','G','_','M','O','D','U','L','E','S',0};
 140     static const WCHAR debug_formatW[] = {'a','l','l',':','%','d',0};
 141
 142     /* We have to modify PATH as XPCOM loads other DLLs from this directory. */
 143     GetEnvironmentVariableW(pathW, path_env, sizeof(path_env)/sizeof(WCHAR));
 144     len = strlenW(path_env);
 145     path_env[len++] = ';';
 146     strcpyW(path_env+len, gre_path);
 147     SetEnvironmentVariableW(pathW, path_env);
 148
 149     SetEnvironmentVariableW(xpcom_debug_breakW, warnW);
 150
 151     if(TRACE_ON(gecko))
 152         debug_level = 5;
 153     else if(WARN_ON(gecko))
 154         debug_level = 3;
 155     else if(ERR_ON(gecko))
 156         debug_level = 2;
 157
 158     sprintfW(buf, debug_formatW, debug_level);
 159     SetEnvironmentVariableW(nspr_log_modulesW, buf);
 160 }
 161
 162 static BOOL load_xpcom(const PRUnichar *gre_path)
 163 {
 164     static const WCHAR strXPCOM[] = {'x','p','c','o','m','.','d','l','l',0};
 165
 166     TRACE("(%s)\n", debugstr_w(gre_path));
 167
 168     set_environment(gre_path);
 169
 170     hXPCOM = LoadLibraryW(strXPCOM);
 171     if(!hXPCOM) {
 172         WARN("Could not load XPCOM: %d\n", GetLastError());
 173         return FALSE;
 174     }
 175
 176 #define NS_DLSYM(func) \
 177     func = (void *)GetProcAddress(hXPCOM, #func); \
 178     if(!func) \
 179         ERR("Could not GetProcAddress(" #func ") failed\n")
 180
 181     NS_DLSYM(NS_InitXPCOM2);
 182     NS_DLSYM(NS_ShutdownXPCOM);
 183     NS_DLSYM(NS_GetComponentRegistrar);
 184     NS_DLSYM(NS_StringContainerInit2);
 185     NS_DLSYM(NS_CStringContainerInit2);
 186     NS_DLSYM(NS_StringContainerFinish);
 187     NS_DLSYM(NS_CStringContainerFinish);
 188     NS_DLSYM(NS_StringSetData);
 189     NS_DLSYM(NS_CStringSetData);
 190     NS_DLSYM(NS_NewLocalFile);
 191     NS_DLSYM(NS_StringGetData);
 192     NS_DLSYM(NS_CStringGetData);
 193
 194 #undef NS_DLSYM
 195
 196     return TRUE;
 197 }
 198
 199 static BOOL check_version(LPCWSTR gre_path, const char *version_string)
 200 {
 201     WCHAR file_name[MAX_PATH];
 202     char version[128];
 203     DWORD read=0;
 204     HANDLE hfile;
 205
 206     static const WCHAR wszVersion[] = {'\\','V','E','R','S','I','O','N',0};
 207
 208     strcpyW(file_name, gre_path);
 209     strcatW(file_name, wszVersion);
 210
 211     hfile = CreateFileW(file_name, GENERIC_READ, FILE_SHARE_READ, NULL,
 212                         OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
 213     if(hfile == INVALID_HANDLE_VALUE) {
 214         ERR("Could not open VERSION file\n");
 215         return FALSE;
 216     }
 217
 218     ReadFile(hfile, version, sizeof(version), &read, NULL);
 219     version[read] = 0;
 220     CloseHandle(hfile);
 221
 222     TRACE("%s\n", debugstr_a(version));
 223
 224     if(strcmp(version, version_string)) {
 225         ERR("Unexpected version %s, expected %s\n", debugstr_a(version),
 226             debugstr_a(version_string));
 227         return FALSE;
 228     }
 229
 230     return TRUE;
 231 }
 232
 233 static BOOL load_wine_gecko_v(PRUnichar *gre_path, HKEY mshtml_key,
 234         const char *version, const char *version_string)
 235 {
 236     DWORD res, type, size = MAX_PATH;
 237     HKEY hkey = mshtml_key;
 238
 239     static const WCHAR wszGeckoPath[] =
 240         {'G','e','c','k','o','P','a','t','h',0};
 241
 242     if(version) {
 243         /* @@ Wine registry key: HKCU\Software\Wine\MSHTML\<version> */
 244         res = RegOpenKeyA(mshtml_key, version, &hkey);
 245         if(res != ERROR_SUCCESS)
 246             return FALSE;
 247     }
 248
 249     res = RegQueryValueExW(hkey, wszGeckoPath, NULL, &type, (LPBYTE)gre_path, &size);
 250     if(hkey != mshtml_key)
 251         RegCloseKey(hkey);
 252     if(res != ERROR_SUCCESS || type != REG_SZ)
 253         return FALSE;
 254
 255     if(!check_version(gre_path, version_string))
 256         return FALSE;
 257
 258     return load_xpcom(gre_path);
 259 }
 260
 261 static BOOL load_wine_gecko(PRUnichar *gre_path)
 262 {
 263     HKEY hkey;
 264     DWORD res;
 265     BOOL ret;
 266
 267     static const WCHAR wszMshtmlKey[] = {
 268         'S','o','f','t','w','a','r','e','\\','W','i','n','e',
 269         '\\','M','S','H','T','M','L',0};
 270
 271     /* @@ Wine registry key: HKCU\Software\Wine\MSHTML */
 272     res = RegOpenKeyW(HKEY_CURRENT_USER, wszMshtmlKey, &hkey);
 273     if(res != ERROR_SUCCESS)
 274         return FALSE;
 275
 276     ret = load_wine_gecko_v(gre_path, hkey, GECKO_VERSION, GECKO_VERSION_STRING);
 277
 278     RegCloseKey(hkey);
 279     return ret;
 280 }
 281
 282 static void set_bool_pref(nsIPrefBranch *pref, const char *pref_name, BOOL val)
 283 {
 284     nsresult nsres;
 285
 286     nsres = nsIPrefBranch_SetBoolPref(pref, pref_name, val);
 287     if(NS_FAILED(nsres))
 288         ERR("Could not set pref %s\n", debugstr_a(pref_name));
 289 }
 290
 291 static void set_int_pref(nsIPrefBranch *pref, const char *pref_name, int val)
 292 {
 293     nsresult nsres;
 294
 295     nsres = nsIPrefBranch_SetIntPref(pref, pref_name, val);
 296     if(NS_FAILED(nsres))
 297         ERR("Could not set pref %s\n", debugstr_a(pref_name));
 298 }
 299
 300 static void set_string_pref(nsIPrefBranch *pref, const char *pref_name, const char *val)
 301 {
 302     nsresult nsres;
 303
 304     nsres = nsIPrefBranch_SetCharPref(pref, pref_name, val);
 305     if(NS_FAILED(nsres))
 306         ERR("Could not set pref %s\n", debugstr_a(pref_name));
 307 }
 308
 309 static void set_lang(nsIPrefBranch *pref)
 310 {
 311     char langs[100];
 312     DWORD res, size, type;
 313     HKEY hkey;
 314
 315     static const WCHAR international_keyW[] =
 316         {'S','o','f','t','w','a','r','e',
 317          '\\','M','i','c','r','o','s','o','f','t',
 318          '\\','I','n','t','e','r','n','e','t',' ','E','x','p','l','o','r','e','r',
 319          '\\','I','n','t','e','r','n','a','t','i','o','n','a','l',0};
 320
 321     res = RegOpenKeyW(HKEY_CURRENT_USER, international_keyW, &hkey);
 322     if(res != ERROR_SUCCESS)
 323         return;
 324
 325     size = sizeof(langs);
 326     res = RegQueryValueExA(hkey, "AcceptLanguage", 0, &type, (LPBYTE)langs, &size);
 327     RegCloseKey(hkey);
 328     if(res != ERROR_SUCCESS || type != REG_SZ)
 329         return;
 330
 331     TRACE("Setting lang %s\n", debugstr_a(langs));
 332
 333     set_string_pref(pref, "intl.accept_languages", langs);
 334 }
 335
 336 static void set_proxy(nsIPrefBranch *pref)
 337 {
 338     char proxy[512];
 339     char * proxy_port;
 340     int proxy_port_num;
 341     DWORD enabled = 0, res, size, type;
 342     HKEY hkey;
 343
 344     static const WCHAR proxy_keyW[] =
 345         {'S','o','f','t','w','a','r','e',
 346          '\\','M','i','c','r','o','s','o','f','t',
 347          '\\','W','i','n','d','o','w','s',
 348          '\\','C','u','r','r','e','n','t','V','e','r','s','i','o','n',
 349          '\\','I','n','t','e','r','n','e','t',' ','S','e','t','t','i','n','g','s',0};
 350
 351     res = RegOpenKeyW(HKEY_CURRENT_USER, proxy_keyW, &hkey);
 352     if(res != ERROR_SUCCESS)
 353         return;
 354
 355     size = sizeof(enabled);
 356     res = RegQueryValueExA(hkey, "ProxyEnable", 0, &type, (LPBYTE)&enabled, &size);
 357     if(res != ERROR_SUCCESS || type != REG_DWORD || enabled == 0)
 358     {
 359         RegCloseKey(hkey);
 360         return;
 361     }
 362
 363     size = sizeof(proxy);
 364     res = RegQueryValueExA(hkey, "ProxyServer", 0, &type, (LPBYTE)proxy, &size);
 365     RegCloseKey(hkey);
 366     if(res != ERROR_SUCCESS || type != REG_SZ)
 367         return;
 368
 369     proxy_port = strchr(proxy, ':');
 370     if (!proxy_port)
 371         return;
 372
 373     *proxy_port = 0;
 374     proxy_port_num = atoi(proxy_port + 1);
 375     TRACE("Setting proxy to %s, port %d\n", debugstr_a(proxy), proxy_port_num);
 376
 377     set_string_pref(pref, "network.proxy.http", proxy);
 378     set_string_pref(pref, "network.proxy.ssl", proxy);
 379
 380     set_int_pref(pref, "network.proxy.type", 1);
 381     set_int_pref(pref, "network.proxy.http_port", proxy_port_num);
 382     set_int_pref(pref, "network.proxy.ssl_port", proxy_port_num);
 383 }
 384
 385 static void set_preferences(void)
 386 {
 387     nsIPrefBranch *pref;
 388     nsresult nsres;
 389
 390     nsres = nsIServiceManager_GetServiceByContractID(pServMgr, NS_PREFERENCES_CONTRACTID,
 391             &IID_nsIPrefBranch, (void**)&pref);
 392     if(NS_FAILED(nsres)) {
 393         ERR("Could not get preference service: %08x\n", nsres);
 394         return;
 395     }
 396
 397     set_lang(pref);
 398     set_proxy(pref);
 399     set_bool_pref(pref, "security.warn_entering_secure", FALSE);
 400     set_bool_pref(pref, "security.warn_submit_insecure", FALSE);
 401     set_int_pref(pref, "layout.spellcheckDefault", 0);
 402
 403     nsIPrefBranch_Release(pref);
 404 }
 405
 406 static BOOL init_xpcom(const PRUnichar *gre_path)
 407 {
 408     nsresult nsres;
 409     nsIObserver *pStartNotif;
 410     nsIComponentRegistrar *registrar = NULL;
 411     nsAString path;
 412     nsIFile *gre_dir;
 413
 414     nsAString_InitDepend(&path, gre_path);
 415     nsres = NS_NewLocalFile(&path, FALSE, &gre_dir);
 416     nsAString_Finish(&path);
 417     if(NS_FAILED(nsres)) {
 418         ERR("NS_NewLocalFile failed: %08x\n", nsres);
 419         FreeLibrary(hXPCOM);
 420         return FALSE;
 421     }
 422
 423     nsres = NS_InitXPCOM2(&pServMgr, gre_dir, NULL);
 424     if(NS_FAILED(nsres)) {
 425         ERR("NS_InitXPCOM2 failed: %08x\n", nsres);
 426         FreeLibrary(hXPCOM);
 427         return FALSE;
 428     }
 429
 430     nsres = nsIServiceManager_QueryInterface(pServMgr, &IID_nsIComponentManager, (void**)&pCompMgr);
 431     if(NS_FAILED(nsres))
 432         ERR("Could not get nsIComponentManager: %08x\n", nsres);
 433
 434     nsres = NS_GetComponentRegistrar(&registrar);
 435     if(NS_SUCCEEDED(nsres)) {
 436         nsres = nsIComponentRegistrar_AutoRegister(registrar, NULL);
 437         if(NS_FAILED(nsres))
 438             ERR("AutoRegister(NULL) failed: %08x\n", nsres);
 439
 440         init_nsio(pCompMgr, registrar);
 441     }else {
 442         ERR("NS_GetComponentRegistrar failed: %08x\n", nsres);
 443     }
 444
 445     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr, NS_APPSTARTUPNOTIFIER_CONTRACTID,
 446             NULL, &IID_nsIObserver, (void**)&pStartNotif);
 447     if(NS_SUCCEEDED(nsres)) {
 448         nsres = nsIObserver_Observe(pStartNotif, NULL, APPSTARTUP_TOPIC, NULL);
 449         if(NS_FAILED(nsres))
 450             ERR("Observe failed: %08x\n", nsres);
 451
 452         nsIObserver_Release(pStartNotif);
 453     }else {
 454         ERR("could not get appstartup-notifier: %08x\n", nsres);
 455     }
 456
 457     set_preferences();
 458
 459     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr, NS_MEMORY_CONTRACTID,
 460             NULL, &IID_nsIMemory, (void**)&nsmem);
 461     if(NS_FAILED(nsres))
 462         ERR("Could not get nsIMemory: %08x\n", nsres);
 463
 464     if(registrar) {
 465         register_nsservice(registrar, pServMgr);
 466         nsIComponentRegistrar_Release(registrar);
 467     }
 468
 469     return TRUE;
 470 }
 471
 472 static CRITICAL_SECTION cs_load_gecko;
 473 static CRITICAL_SECTION_DEBUG cs_load_gecko_dbg =
 474 {
 475     0, 0, &cs_load_gecko,
 476     { &cs_load_gecko_dbg.ProcessLocksList, &cs_load_gecko_dbg.ProcessLocksList },
 477       0, 0, { (DWORD_PTR)(__FILE__ ": load_gecko") }
 478 };
 479 static CRITICAL_SECTION cs_load_gecko = { &cs_load_gecko_dbg, -1, 0, 0, 0, 0 };
 480
 481 BOOL load_gecko(BOOL silent)
 482 {
 483     PRUnichar gre_path[MAX_PATH];
 484     BOOL ret = FALSE;
 485
 486     static DWORD loading_thread;
 487
 488     TRACE("()\n");
 489
 490     /* load_gecko may be called recursively */
 491     if(loading_thread == GetCurrentThreadId())
 492         return pCompMgr != NULL;
 493
 494     EnterCriticalSection(&cs_load_gecko);
 495
 496     if(!loading_thread) {
 497         loading_thread = GetCurrentThreadId();
 498
 499         if(load_wine_gecko(gre_path)
 500            || (install_wine_gecko(silent) && load_wine_gecko(gre_path)))
 501             ret = init_xpcom(gre_path);
 502         else
 503            MESSAGE("Could not load wine-gecko. HTML rendering will be disabled.\n");
 504     }else {
 505         ret = pCompMgr != NULL;
 506     }
 507
 508     LeaveCriticalSection(&cs_load_gecko);
 509
 510     return ret;
 511 }
 512
 513 void *nsalloc(size_t size)
 514 {
 515     return nsIMemory_Alloc(nsmem, size);
 516 }
 517
 518 void nsfree(void *mem)
 519 {
 520     nsIMemory_Free(nsmem, mem);
 521 }
 522
 523 static BOOL nsACString_Init(nsACString *str, const char *data)
 524 {
 525     return NS_SUCCEEDED(NS_CStringContainerInit2(str, data, PR_UINT32_MAX, 0));
 526 }
 527
 528 /*
 529  * Initializes nsACString with data owned by caller.
 530  * Caller must ensure that data is valid during lifetime of string object.
 531  */
 532 void nsACString_InitDepend(nsACString *str, const char *data)
 533 {
 534     NS_CStringContainerInit2(str, data, PR_UINT32_MAX, NS_CSTRING_CONTAINER_INIT_DEPEND);
 535 }
 536
 537 void nsACString_SetData(nsACString *str, const char *data)
 538 {
 539     NS_CStringSetData(str, data, PR_UINT32_MAX);
 540 }
 541
 542 PRUint32 nsACString_GetData(const nsACString *str, const char **data)
 543 {
 544     return NS_CStringGetData(str, data, NULL);
 545 }
 546
 547 void nsACString_Finish(nsACString *str)
 548 {
 549     NS_CStringContainerFinish(str);
 550 }
 551
 552 BOOL nsAString_Init(nsAString *str, const PRUnichar *data)
 553 {
 554     return NS_SUCCEEDED(NS_StringContainerInit2(str, data, PR_UINT32_MAX, 0));
 555 }
 556
 557 /*
 558  * Initializes nsAString with data owned by caller.
 559  * Caller must ensure that data is valid during lifetime of string object.
 560  */
 561 void nsAString_InitDepend(nsAString *str, const PRUnichar *data)
 562 {
 563     NS_StringContainerInit2(str, data, PR_UINT32_MAX, NS_STRING_CONTAINER_INIT_DEPEND);
 564 }
 565
 566 void nsAString_SetData(nsAString *str, const PRUnichar *data)
 567 {
 568     NS_StringSetData(str, data, PR_UINT32_MAX);
 569 }
 570
 571 PRUint32 nsAString_GetData(const nsAString *str, const PRUnichar **data)
 572 {
 573     return NS_StringGetData(str, data, NULL);
 574 }
 575
 576 void nsAString_Finish(nsAString *str)
 577 {
 578     NS_StringContainerFinish(str);
 579 }
 580
 581 nsICommandParams *create_nscommand_params(void)
 582 {
 583     nsICommandParams *ret = NULL;
 584     nsresult nsres;
 585
 586     if(!pCompMgr)
 587         return NULL;
 588
 589     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
 590             NS_COMMANDPARAMS_CONTRACTID, NULL, &IID_nsICommandParams,
 591             (void**)&ret);
 592     if(NS_FAILED(nsres))
 593         ERR("Could not get nsICommandParams\n");
 594
 595     return ret;
 596 }
 597
 598 nsresult get_nsinterface(nsISupports *iface, REFIID riid, void **ppv)
 599 {
 600     nsIInterfaceRequestor *iface_req;
 601     nsresult nsres;
 602
 603     nsres = nsISupports_QueryInterface(iface, &IID_nsIInterfaceRequestor, (void**)&iface_req);
 604     if(NS_FAILED(nsres))
 605         return nsres;
 606
 607     nsres = nsIInterfaceRequestor_GetInterface(iface_req, riid, ppv);
 608     nsIInterfaceRequestor_Release(iface_req);
 609
 610     return nsres;
 611 }
 612
 613 static HRESULT nsnode_to_nsstring_rec(nsIContentSerializer *serializer, nsIDOMNode *nsnode, nsAString *str)
 614 {
 615     nsIDOMNodeList *node_list = NULL;
 616     PRBool has_children = FALSE;
 617     PRUint16 type;
 618     nsresult nsres;
 619
 620     nsIDOMNode_HasChildNodes(nsnode, &has_children);
 621
 622     nsres = nsIDOMNode_GetNodeType(nsnode, &type);
 623     if(NS_FAILED(nsres)) {
 624         ERR("GetType failed: %08x\n", nsres);
 625         return E_FAIL;
 626     }
 627
 628     switch(type) {
 629     case ELEMENT_NODE: {
 630         nsIDOMElement *nselem;
 631         nsIDOMNode_QueryInterface(nsnode, &IID_nsIDOMElement, (void**)&nselem);
 632         nsIContentSerializer_AppendElementStart(serializer, nselem, nselem, str);
 633         nsIDOMElement_Release(nselem);
 634         break;
 635     }
 636     case TEXT_NODE: {
 637         nsIDOMText *nstext;
 638         nsIDOMNode_QueryInterface(nsnode, &IID_nsIDOMText, (void**)&nstext);
 639         nsIContentSerializer_AppendText(serializer, nstext, 0, -1, str);
 640         nsIDOMText_Release(nstext);
 641         break;
 642     }
 643     case COMMENT_NODE: {
 644         nsIDOMComment *nscomment;
 645         nsres = nsIDOMNode_QueryInterface(nsnode, &IID_nsIDOMComment, (void**)&nscomment);
 646         nsres = nsIContentSerializer_AppendComment(serializer, nscomment, 0, -1, str);
 647         break;
 648     }
 649     case DOCUMENT_NODE: {
 650         nsIDOMDocument *nsdoc;
 651         nsIDOMNode_QueryInterface(nsnode, &IID_nsIDOMDocument, (void**)&nsdoc);
 652         nsIContentSerializer_AppendDocumentStart(serializer, nsdoc, str);
 653         nsIDOMDocument_Release(nsdoc);
 654         break;
 655     }
 656     case DOCUMENT_TYPE_NODE:
 657         WARN("Ignoring DOCUMENT_TYPE_NODE\n");
 658         break;
 659     case DOCUMENT_FRAGMENT_NODE:
 660         break;
 661     default:
 662         FIXME("Unhandled type %u\n", type);
 663     }
 664
 665     if(has_children) {
 666         PRUint32 child_cnt, i;
 667         nsIDOMNode *child_node;
 668
 669         nsIDOMNode_GetChildNodes(nsnode, &node_list);
 670         nsIDOMNodeList_GetLength(node_list, &child_cnt);
 671
 672         for(i=0; i<child_cnt; i++) {
 673             nsres = nsIDOMNodeList_Item(node_list, i, &child_node);
 674             if(NS_SUCCEEDED(nsres)) {
 675                 nsnode_to_nsstring_rec(serializer, child_node, str);
 676                 nsIDOMNode_Release(child_node);
 677             }else {
 678                 ERR("Item failed: %08x\n", nsres);
 679             }
 680         }
 681
 682         nsIDOMNodeList_Release(node_list);
 683     }
 684
 685     if(type == ELEMENT_NODE) {
 686         nsIDOMElement *nselem;
 687         nsIDOMNode_QueryInterface(nsnode, &IID_nsIDOMElement, (void**)&nselem);
 688         nsIContentSerializer_AppendElementEnd(serializer, nselem, str);
 689         nsIDOMElement_Release(nselem);
 690     }
 691
 692     return S_OK;
 693 }
 694
 695 HRESULT nsnode_to_nsstring(nsIDOMNode *nsnode, nsAString *str)
 696 {
 697     nsIContentSerializer *serializer;
 698     nsresult nsres;
 699     HRESULT hres;
 700
 701     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
 702             NS_HTMLSERIALIZER_CONTRACTID, NULL, &IID_nsIContentSerializer,
 703             (void**)&serializer);
 704     if(NS_FAILED(nsres)) {
 705         ERR("Could not get nsIContentSerializer: %08x\n", nsres);
 706         return E_FAIL;
 707     }
 708
 709     nsres = nsIContentSerializer_Init(serializer, 0, 100, NULL, FALSE, FALSE /* FIXME */);
 710     if(NS_FAILED(nsres))
 711         ERR("Init failed: %08x\n", nsres);
 712
 713     hres = nsnode_to_nsstring_rec(serializer, nsnode, str);
 714     if(SUCCEEDED(hres)) {
 715         nsres = nsIContentSerializer_Flush(serializer, str);
 716         if(NS_FAILED(nsres))
 717             ERR("Flush failed: %08x\n", nsres);
 718     }
 719
 720     nsIContentSerializer_Release(serializer);
 721     return hres;
 722 }
 723
 724 void get_editor_controller(NSContainer *This)
 725 {
 726     nsIEditingSession *editing_session = NULL;
 727     nsIControllerContext *ctrlctx;
 728     nsresult nsres;
 729
 730     if(This->editor) {
 731         nsIEditor_Release(This->editor);
 732         This->editor = NULL;
 733     }
 734
 735     if(This->editor_controller) {
 736         nsIController_Release(This->editor_controller);
 737         This->editor_controller = NULL;
 738     }
 739
 740     nsres = get_nsinterface((nsISupports*)This->webbrowser, &IID_nsIEditingSession,
 741             (void**)&editing_session);
 742     if(NS_FAILED(nsres)) {
 743         ERR("Could not get nsIEditingSession: %08x\n", nsres);
 744         return;
 745     }
 746
 747     nsres = nsIEditingSession_GetEditorForWindow(editing_session,
 748             This->doc->basedoc.window->nswindow, &This->editor);
 749     nsIEditingSession_Release(editing_session);
 750     if(NS_FAILED(nsres)) {
 751         ERR("Could not get editor: %08x\n", nsres);
 752         return;
 753     }
 754
 755     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
 756             NS_EDITORCONTROLLER_CONTRACTID, NULL, &IID_nsIControllerContext, (void**)&ctrlctx);
 757     if(NS_SUCCEEDED(nsres)) {
 758         nsres = nsIControllerContext_SetCommandContext(ctrlctx, (nsISupports *)This->editor);
 759         if(NS_FAILED(nsres))
 760             ERR("SetCommandContext failed: %08x\n", nsres);
 761         nsres = nsIControllerContext_QueryInterface(ctrlctx, &IID_nsIController,
 762                 (void**)&This->editor_controller);
 763         nsIControllerContext_Release(ctrlctx);
 764         if(NS_FAILED(nsres))
 765             ERR("Could not get nsIController interface: %08x\n", nsres);
 766     }else {
 767         ERR("Could not create edit controller: %08x\n", nsres);
 768     }
 769 }
 770
 771 void close_gecko(void)
 772 {
 773     TRACE("()\n");
 774
 775     release_nsio();
 776
 777     if(pCompMgr)
 778         nsIComponentManager_Release(pCompMgr);
 779
 780     if(pServMgr)
 781         nsIServiceManager_Release(pServMgr);
 782
 783     if(nsmem)
 784         nsIMemory_Release(nsmem);
 785
 786     /* Gecko doesn't really support being unloaded */
 787     /* if (hXPCOM) FreeLibrary(hXPCOM); */
 788 }
 789
 790 /**********************************************************
 791  *      nsIWebBrowserChrome interface
 792  */
 793
 794 #define NSWBCHROME_THIS(iface) DEFINE_THIS(NSContainer, WebBrowserChrome, iface)
 795
 796 static nsresult NSAPI nsWebBrowserChrome_QueryInterface(nsIWebBrowserChrome *iface,
 797         nsIIDRef riid, nsQIResult result)
 798 {
 799     NSContainer *This = NSWBCHROME_THIS(iface);
 800
 801     *result = NULL;
 802     if(IsEqualGUID(&IID_nsISupports, riid)) {
 803         TRACE("(%p)->(IID_nsISupports, %p)\n", This, result);
 804         *result = NSWBCHROME(This);
 805     }else if(IsEqualGUID(&IID_nsIWebBrowserChrome, riid)) {
 806         TRACE("(%p)->(IID_nsIWebBrowserChrome, %p)\n", This, result);
 807         *result = NSWBCHROME(This);
 808     }else if(IsEqualGUID(&IID_nsIContextMenuListener, riid)) {
 809         TRACE("(%p)->(IID_nsIContextMenuListener, %p)\n", This, result);
 810         *result = NSCML(This);
 811     }else if(IsEqualGUID(&IID_nsIURIContentListener, riid)) {
 812         TRACE("(%p)->(IID_nsIURIContentListener %p)\n", This, result);
 813         *result = NSURICL(This);
 814     }else if(IsEqualGUID(&IID_nsIEmbeddingSiteWindow, riid)) {
 815         TRACE("(%p)->(IID_nsIEmbeddingSiteWindow %p)\n", This, result);
 816         *result = NSEMBWNDS(This);
 817     }else if(IsEqualGUID(&IID_nsITooltipListener, riid)) {
 818         TRACE("(%p)->(IID_nsITooltipListener %p)\n", This, result);
 819         *result = NSTOOLTIP(This);
 820     }else if(IsEqualGUID(&IID_nsIInterfaceRequestor, riid)) {
 821         TRACE("(%p)->(IID_nsIInterfaceRequestor %p)\n", This, result);
 822         *result = NSIFACEREQ(This);
 823     }else if(IsEqualGUID(&IID_nsIWeakReference, riid)) {
 824         TRACE("(%p)->(IID_nsIWeakReference %p)\n", This, result);
 825         *result = NSWEAKREF(This);
 826     }else if(IsEqualGUID(&IID_nsISupportsWeakReference, riid)) {
 827         TRACE("(%p)->(IID_nsISupportsWeakReference %p)\n", This, result);
 828         *result = NSSUPWEAKREF(This);
 829     }
 830
 831     if(*result) {
 832         nsIWebBrowserChrome_AddRef(NSWBCHROME(This));
 833         return NS_OK;
 834     }
 835
 836     TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), result);
 837     return NS_NOINTERFACE;
 838 }
 839
 840 static nsrefcnt NSAPI nsWebBrowserChrome_AddRef(nsIWebBrowserChrome *iface)
 841 {
 842     NSContainer *This = NSWBCHROME_THIS(iface);
 843     LONG ref = InterlockedIncrement(&This->ref);
 844
 845     TRACE("(%p) ref=%d\n", This, ref);
 846
 847     return ref;
 848 }
 849
 850 static nsrefcnt NSAPI nsWebBrowserChrome_Release(nsIWebBrowserChrome *iface)
 851 {
 852     NSContainer *This = NSWBCHROME_THIS(iface);
 853     LONG ref = InterlockedDecrement(&This->ref);
 854
 855     TRACE("(%p) ref=%d\n", This, ref);
 856
 857     if(!ref) {
 858         if(This->parent)
 859             nsIWebBrowserChrome_Release(NSWBCHROME(This->parent));
 860         heap_free(This);
 861     }
 862
 863     return ref;
 864 }
 865
 866 static nsresult NSAPI nsWebBrowserChrome_SetStatus(nsIWebBrowserChrome *iface,
 867         PRUint32 statusType, const PRUnichar *status)
 868 {
 869     NSContainer *This = NSWBCHROME_THIS(iface);
 870     TRACE("(%p)->(%d %s)\n", This, statusType, debugstr_w(status));
 871     return NS_OK;
 872 }
 873
 874 static nsresult NSAPI nsWebBrowserChrome_GetWebBrowser(nsIWebBrowserChrome *iface,
 875         nsIWebBrowser **aWebBrowser)
 876 {
 877     NSContainer *This = NSWBCHROME_THIS(iface);
 878
 879     TRACE("(%p)->(%p)\n", This, aWebBrowser);
 880
 881     if(!aWebBrowser)
 882         return NS_ERROR_INVALID_ARG;
 883
 884     if(This->webbrowser)
 885         nsIWebBrowser_AddRef(This->webbrowser);
 886     *aWebBrowser = This->webbrowser;
 887     return S_OK;
 888 }
 889
 890 static nsresult NSAPI nsWebBrowserChrome_SetWebBrowser(nsIWebBrowserChrome *iface,
 891         nsIWebBrowser *aWebBrowser)
 892 {
 893     NSContainer *This = NSWBCHROME_THIS(iface);
 894
 895     TRACE("(%p)->(%p)\n", This, aWebBrowser);
 896
 897     if(aWebBrowser != This->webbrowser)
 898         ERR("Wrong nsWebBrowser!\n");
 899
 900     return NS_OK;
 901 }
 902
 903 static nsresult NSAPI nsWebBrowserChrome_GetChromeFlags(nsIWebBrowserChrome *iface,
 904         PRUint32 *aChromeFlags)
 905 {
 906     NSContainer *This = NSWBCHROME_THIS(iface);
 907     WARN("(%p)->(%p)\n", This, aChromeFlags);
 908     return NS_ERROR_NOT_IMPLEMENTED;
 909 }
 910
 911 static nsresult NSAPI nsWebBrowserChrome_SetChromeFlags(nsIWebBrowserChrome *iface,
 912         PRUint32 aChromeFlags)
 913 {
 914     NSContainer *This = NSWBCHROME_THIS(iface);
 915     WARN("(%p)->(%08x)\n", This, aChromeFlags);
 916     return NS_ERROR_NOT_IMPLEMENTED;
 917 }
 918
 919 static nsresult NSAPI nsWebBrowserChrome_DestroyBrowserWindow(nsIWebBrowserChrome *iface)
 920 {
 921     NSContainer *This = NSWBCHROME_THIS(iface);
 922     TRACE("(%p)\n", This);
 923     return NS_ERROR_NOT_IMPLEMENTED;
 924 }
 925
 926 static nsresult NSAPI nsWebBrowserChrome_SizeBrowserTo(nsIWebBrowserChrome *iface,
 927         PRInt32 aCX, PRInt32 aCY)
 928 {
 929     NSContainer *This = NSWBCHROME_THIS(iface);
 930     WARN("(%p)->(%d %d)\n", This, aCX, aCY);
 931     return NS_ERROR_NOT_IMPLEMENTED;
 932 }
 933
 934 static nsresult NSAPI nsWebBrowserChrome_ShowAsModal(nsIWebBrowserChrome *iface)
 935 {
 936     NSContainer *This = NSWBCHROME_THIS(iface);
 937     WARN("(%p)\n", This);
 938     return NS_ERROR_NOT_IMPLEMENTED;
 939 }
 940
 941 static nsresult NSAPI nsWebBrowserChrome_IsWindowModal(nsIWebBrowserChrome *iface, PRBool *_retval)
 942 {
 943     NSContainer *This = NSWBCHROME_THIS(iface);
 944     WARN("(%p)->(%p)\n", This, _retval);
 945     return NS_ERROR_NOT_IMPLEMENTED;
 946 }
 947
 948 static nsresult NSAPI nsWebBrowserChrome_ExitModalEventLoop(nsIWebBrowserChrome *iface,
 949         nsresult aStatus)
 950 {
 951     NSContainer *This = NSWBCHROME_THIS(iface);
 952     WARN("(%p)->(%08x)\n", This, aStatus);
 953     return NS_ERROR_NOT_IMPLEMENTED;
 954 }
 955
 956 #undef NSWBCHROME_THIS
 957
 958 static const nsIWebBrowserChromeVtbl nsWebBrowserChromeVtbl = {
 959     nsWebBrowserChrome_QueryInterface,
 960     nsWebBrowserChrome_AddRef,
 961     nsWebBrowserChrome_Release,
 962     nsWebBrowserChrome_SetStatus,
 963     nsWebBrowserChrome_GetWebBrowser,
 964     nsWebBrowserChrome_SetWebBrowser,
 965     nsWebBrowserChrome_GetChromeFlags,
 966     nsWebBrowserChrome_SetChromeFlags,
 967     nsWebBrowserChrome_DestroyBrowserWindow,
 968     nsWebBrowserChrome_SizeBrowserTo,
 969     nsWebBrowserChrome_ShowAsModal,
 970     nsWebBrowserChrome_IsWindowModal,
 971     nsWebBrowserChrome_ExitModalEventLoop
 972 };
 973
 974 /**********************************************************
 975  *      nsIContextMenuListener interface
 976  */
 977
 978 #define NSCML_THIS(iface) DEFINE_THIS(NSContainer, ContextMenuListener, iface)
 979
 980 static nsresult NSAPI nsContextMenuListener_QueryInterface(nsIContextMenuListener *iface,
 981         nsIIDRef riid, nsQIResult result)
 982 {
 983     NSContainer *This = NSCML_THIS(iface);
 984     return nsIWebBrowserChrome_QueryInterface(NSWBCHROME(This), riid, result);
 985 }
 986
 987 static nsrefcnt NSAPI nsContextMenuListener_AddRef(nsIContextMenuListener *iface)
 988 {
 989     NSContainer *This = NSCML_THIS(iface);
 990     return nsIWebBrowserChrome_AddRef(NSWBCHROME(This));
 991 }
 992
 993 static nsrefcnt NSAPI nsContextMenuListener_Release(nsIContextMenuListener *iface)
 994 {
 995     NSContainer *This = NSCML_THIS(iface);
 996     return nsIWebBrowserChrome_Release(NSWBCHROME(This));
 997 }
 998
 999 static nsresult NSAPI nsContextMenuListener_OnShowContextMenu(nsIContextMenuListener *iface,
1000         PRUint32 aContextFlags, nsIDOMEvent *aEvent, nsIDOMNode *aNode)
1001 {
1002     NSContainer *This = NSCML_THIS(iface);
1003     nsIDOMMouseEvent *event;
1004     POINT pt;
1005     DWORD dwID = CONTEXT_MENU_DEFAULT;
1006     nsresult nsres;
1007
1008     TRACE("(%p)->(%08x %p %p)\n", This, aContextFlags, aEvent, aNode);
1009
1010     nsres = nsIDOMEvent_QueryInterface(aEvent, &IID_nsIDOMMouseEvent, (void**)&event);
1011     if(NS_FAILED(nsres)) {
1012         ERR("Could not get nsIDOMMouseEvent interface: %08x\n", nsres);
1013         return nsres;
1014     }
1015
1016     nsIDOMMouseEvent_GetScreenX(event, &pt.x);
1017     nsIDOMMouseEvent_GetScreenY(event, &pt.y);
1018     nsIDOMMouseEvent_Release(event);
1019
1020     switch(aContextFlags) {
1021     case CONTEXT_NONE:
1022     case CONTEXT_DOCUMENT:
1023     case CONTEXT_TEXT:
1024         dwID = CONTEXT_MENU_DEFAULT;
1025         break;
1026     case CONTEXT_IMAGE:
1027     case CONTEXT_IMAGE|CONTEXT_LINK:
1028         dwID = CONTEXT_MENU_IMAGE;
1029         break;
1030     case CONTEXT_LINK:
1031         dwID = CONTEXT_MENU_ANCHOR;
1032         break;
1033     case CONTEXT_INPUT:
1034         dwID = CONTEXT_MENU_CONTROL;
1035         break;
1036     default:
1037         FIXME("aContextFlags=%08x\n", aContextFlags);
1038     };
1039
1040     show_context_menu(This->doc, dwID, &pt, (IDispatch*)HTMLDOMNODE(get_node(This->doc->basedoc.doc_node, aNode, TRUE)));
1041
1042     return NS_OK;
1043 }
1044
1045 #undef NSCML_THIS
1046
1047 static const nsIContextMenuListenerVtbl nsContextMenuListenerVtbl = {
1048     nsContextMenuListener_QueryInterface,
1049     nsContextMenuListener_AddRef,
1050     nsContextMenuListener_Release,
1051     nsContextMenuListener_OnShowContextMenu
1052 };
1053
1054 /**********************************************************
1055  *      nsIURIContentListener interface
1056  */
1057
1058 #define NSURICL_THIS(iface) DEFINE_THIS(NSContainer, URIContentListener, iface)
1059
1060 static nsresult NSAPI nsURIContentListener_QueryInterface(nsIURIContentListener *iface,
1061         nsIIDRef riid, nsQIResult result)
1062 {
1063     NSContainer *This = NSURICL_THIS(iface);
1064     return nsIWebBrowserChrome_QueryInterface(NSWBCHROME(This), riid, result);
1065 }
1066
1067 static nsrefcnt NSAPI nsURIContentListener_AddRef(nsIURIContentListener *iface)
1068 {
1069     NSContainer *This = NSURICL_THIS(iface);
1070     return nsIWebBrowserChrome_AddRef(NSWBCHROME(This));
1071 }
1072
1073 static nsrefcnt NSAPI nsURIContentListener_Release(nsIURIContentListener *iface)
1074 {
1075     NSContainer *This = NSURICL_THIS(iface);
1076     return nsIWebBrowserChrome_Release(NSWBCHROME(This));
1077 }
1078
1079 static nsresult NSAPI nsURIContentListener_OnStartURIOpen(nsIURIContentListener *iface,
1080                                                           nsIURI *aURI, PRBool *_retval)
1081 {
1082     NSContainer *This = NSURICL_THIS(iface);
1083     nsACString spec_str;
1084     const char *spec;
1085     nsresult nsres;
1086
1087     nsACString_Init(&spec_str, NULL);
1088     nsIURI_GetSpec(aURI, &spec_str);
1089     nsACString_GetData(&spec_str, &spec);
1090
1091     TRACE("(%p)->(%p(%s) %p)\n", This, aURI, debugstr_a(spec), _retval);
1092
1093     nsACString_Finish(&spec_str);
1094
1095     nsres = on_start_uri_open(This, aURI, _retval);
1096     if(NS_FAILED(nsres))
1097         return nsres;
1098
1099     return !*_retval && This->content_listener
1100         ? nsIURIContentListener_OnStartURIOpen(This->content_listener, aURI, _retval)
1101         : NS_OK;
1102 }
1103
1104 static nsresult NSAPI nsURIContentListener_DoContent(nsIURIContentListener *iface,
1105         const char *aContentType, PRBool aIsContentPreferred, nsIRequest *aRequest,
1106         nsIStreamListener **aContentHandler, PRBool *_retval)
1107 {
1108     NSContainer *This = NSURICL_THIS(iface);
1109
1110     TRACE("(%p)->(%s %x %p %p %p)\n", This, debugstr_a(aContentType), aIsContentPreferred,
1111             aRequest, aContentHandler, _retval);
1112
1113     return This->content_listener
1114         ? nsIURIContentListener_DoContent(This->content_listener, aContentType,
1115                   aIsContentPreferred, aRequest, aContentHandler, _retval)
1116         : NS_ERROR_NOT_IMPLEMENTED;
1117 }
1118
1119 static nsresult NSAPI nsURIContentListener_IsPreferred(nsIURIContentListener *iface,
1120         const char *aContentType, char **aDesiredContentType, PRBool *_retval)
1121 {
1122     NSContainer *This = NSURICL_THIS(iface);
1123
1124     TRACE("(%p)->(%s %p %p)\n", This, debugstr_a(aContentType), aDesiredContentType, _retval);
1125
1126     /* FIXME: Should we do something here? */
1127     *_retval = TRUE;
1128
1129     return This->content_listener
1130         ? nsIURIContentListener_IsPreferred(This->content_listener, aContentType,
1131                   aDesiredContentType, _retval)
1132         : NS_OK;
1133 }
1134
1135 static nsresult NSAPI nsURIContentListener_CanHandleContent(nsIURIContentListener *iface,
1136         const char *aContentType, PRBool aIsContentPreferred, char **aDesiredContentType,
1137         PRBool *_retval)
1138 {
1139     NSContainer *This = NSURICL_THIS(iface);
1140
1141     TRACE("(%p)->(%s %x %p %p)\n", This, debugstr_a(aContentType), aIsContentPreferred,
1142             aDesiredContentType, _retval);
1143
1144     return This->content_listener
1145         ? nsIURIContentListener_CanHandleContent(This->content_listener, aContentType,
1146                 aIsContentPreferred, aDesiredContentType, _retval)
1147         : NS_ERROR_NOT_IMPLEMENTED;
1148 }
1149
1150 static nsresult NSAPI nsURIContentListener_GetLoadCookie(nsIURIContentListener *iface,
1151         nsISupports **aLoadCookie)
1152 {
1153     NSContainer *This = NSURICL_THIS(iface);
1154
1155     WARN("(%p)->(%p)\n", This, aLoadCookie);
1156
1157     return This->content_listener
1158         ? nsIURIContentListener_GetLoadCookie(This->content_listener, aLoadCookie)
1159         : NS_ERROR_NOT_IMPLEMENTED;
1160 }
1161
1162 static nsresult NSAPI nsURIContentListener_SetLoadCookie(nsIURIContentListener *iface,
1163         nsISupports *aLoadCookie)
1164 {
1165     NSContainer *This = NSURICL_THIS(iface);
1166
1167     WARN("(%p)->(%p)\n", This, aLoadCookie);
1168
1169     return This->content_listener
1170         ? nsIURIContentListener_SetLoadCookie(This->content_listener, aLoadCookie)
1171         : NS_ERROR_NOT_IMPLEMENTED;
1172 }
1173
1174 static nsresult NSAPI nsURIContentListener_GetParentContentListener(nsIURIContentListener *iface,
1175         nsIURIContentListener **aParentContentListener)
1176 {
1177     NSContainer *This = NSURICL_THIS(iface);
1178
1179     TRACE("(%p)->(%p)\n", This, aParentContentListener);
1180
1181     if(This->content_listener)
1182         nsIURIContentListener_AddRef(This->content_listener);
1183
1184     *aParentContentListener = This->content_listener;
1185     return NS_OK;
1186 }
1187
1188 static nsresult NSAPI nsURIContentListener_SetParentContentListener(nsIURIContentListener *iface,
1189         nsIURIContentListener *aParentContentListener)
1190 {
1191     NSContainer *This = NSURICL_THIS(iface);
1192
1193     TRACE("(%p)->(%p)\n", This, aParentContentListener);
1194
1195     if(aParentContentListener == NSURICL(This))
1196         return NS_OK;
1197
1198     if(This->content_listener)
1199         nsIURIContentListener_Release(This->content_listener);
1200
1201     This->content_listener = aParentContentListener;
1202     if(This->content_listener)
1203         nsIURIContentListener_AddRef(This->content_listener);
1204
1205     return NS_OK;
1206 }
1207
1208 #undef NSURICL_THIS
1209
1210 static const nsIURIContentListenerVtbl nsURIContentListenerVtbl = {
1211     nsURIContentListener_QueryInterface,
1212     nsURIContentListener_AddRef,
1213     nsURIContentListener_Release,
1214     nsURIContentListener_OnStartURIOpen,
1215     nsURIContentListener_DoContent,
1216     nsURIContentListener_IsPreferred,
1217     nsURIContentListener_CanHandleContent,
1218     nsURIContentListener_GetLoadCookie,
1219     nsURIContentListener_SetLoadCookie,
1220     nsURIContentListener_GetParentContentListener,
1221     nsURIContentListener_SetParentContentListener
1222 };
1223
1224 /**********************************************************
1225  *      nsIEmbeddinSiteWindow interface
1226  */
1227
1228 #define NSEMBWNDS_THIS(iface) DEFINE_THIS(NSContainer, EmbeddingSiteWindow, iface)
1229
1230 static nsresult NSAPI nsEmbeddingSiteWindow_QueryInterface(nsIEmbeddingSiteWindow *iface,
1231         nsIIDRef riid, nsQIResult result)
1232 {
1233     NSContainer *This = NSEMBWNDS_THIS(iface);
1234     return nsIWebBrowserChrome_QueryInterface(NSWBCHROME(This), riid, result);
1235 }
1236
1237 static nsrefcnt NSAPI nsEmbeddingSiteWindow_AddRef(nsIEmbeddingSiteWindow *iface)
1238 {
1239     NSContainer *This = NSEMBWNDS_THIS(iface);
1240     return nsIWebBrowserChrome_AddRef(NSWBCHROME(This));
1241 }
1242
1243 static nsrefcnt NSAPI nsEmbeddingSiteWindow_Release(nsIEmbeddingSiteWindow *iface)
1244 {
1245     NSContainer *This = NSEMBWNDS_THIS(iface);
1246     return nsIWebBrowserChrome_Release(NSWBCHROME(This));
1247 }
1248
1249 static nsresult NSAPI nsEmbeddingSiteWindow_SetDimensions(nsIEmbeddingSiteWindow *iface,
1250         PRUint32 flags, PRInt32 x, PRInt32 y, PRInt32 cx, PRInt32 cy)
1251 {
1252     NSContainer *This = NSEMBWNDS_THIS(iface);
1253     WARN("(%p)->(%08x %d %d %d %d)\n", This, flags, x, y, cx, cy);
1254     return NS_ERROR_NOT_IMPLEMENTED;
1255 }
1256
1257 static nsresult NSAPI nsEmbeddingSiteWindow_GetDimensions(nsIEmbeddingSiteWindow *iface,
1258         PRUint32 flags, PRInt32 *x, PRInt32 *y, PRInt32 *cx, PRInt32 *cy)
1259 {
1260     NSContainer *This = NSEMBWNDS_THIS(iface);
1261     WARN("(%p)->(%08x %p %p %p %p)\n", This, flags, x, y, cx, cy);
1262     return NS_ERROR_NOT_IMPLEMENTED;
1263 }
1264
1265 static nsresult NSAPI nsEmbeddingSiteWindow_SetFocus(nsIEmbeddingSiteWindow *iface)
1266 {
1267     NSContainer *This = NSEMBWNDS_THIS(iface);
1268
1269     TRACE("(%p)\n", This);
1270
1271     return nsIBaseWindow_SetFocus(This->window);
1272 }
1273
1274 static nsresult NSAPI nsEmbeddingSiteWindow_GetVisibility(nsIEmbeddingSiteWindow *iface,
1275         PRBool *aVisibility)
1276 {
1277     NSContainer *This = NSEMBWNDS_THIS(iface);
1278
1279     TRACE("(%p)->(%p)\n", This, aVisibility);
1280
1281     *aVisibility = This->doc && This->doc->hwnd && IsWindowVisible(This->doc->hwnd);
1282     return NS_OK;
1283 }
1284
1285 static nsresult NSAPI nsEmbeddingSiteWindow_SetVisibility(nsIEmbeddingSiteWindow *iface,
1286         PRBool aVisibility)
1287 {
1288     NSContainer *This = NSEMBWNDS_THIS(iface);
1289
1290     TRACE("(%p)->(%x)\n", This, aVisibility);
1291
1292     return NS_OK;
1293 }
1294
1295 static nsresult NSAPI nsEmbeddingSiteWindow_GetTitle(nsIEmbeddingSiteWindow *iface,
1296         PRUnichar **aTitle)
1297 {
1298     NSContainer *This = NSEMBWNDS_THIS(iface);
1299     WARN("(%p)->(%p)\n", This, aTitle);
1300     return NS_ERROR_NOT_IMPLEMENTED;
1301 }
1302
1303 static nsresult NSAPI nsEmbeddingSiteWindow_SetTitle(nsIEmbeddingSiteWindow *iface,
1304         const PRUnichar *aTitle)
1305 {
1306     NSContainer *This = NSEMBWNDS_THIS(iface);
1307     WARN("(%p)->(%s)\n", This, debugstr_w(aTitle));
1308     return NS_ERROR_NOT_IMPLEMENTED;
1309 }
1310
1311 static nsresult NSAPI nsEmbeddingSiteWindow_GetSiteWindow(nsIEmbeddingSiteWindow *iface,
1312         void **aSiteWindow)
1313 {
1314     NSContainer *This = NSEMBWNDS_THIS(iface);
1315
1316     TRACE("(%p)->(%p)\n", This, aSiteWindow);
1317
1318     *aSiteWindow = This->hwnd;
1319     return NS_OK;
1320 }
1321
1322 static const nsIEmbeddingSiteWindowVtbl nsEmbeddingSiteWindowVtbl = {
1323     nsEmbeddingSiteWindow_QueryInterface,
1324     nsEmbeddingSiteWindow_AddRef,
1325     nsEmbeddingSiteWindow_Release,
1326     nsEmbeddingSiteWindow_SetDimensions,
1327     nsEmbeddingSiteWindow_GetDimensions,
1328     nsEmbeddingSiteWindow_SetFocus,
1329     nsEmbeddingSiteWindow_GetVisibility,
1330     nsEmbeddingSiteWindow_SetVisibility,
1331     nsEmbeddingSiteWindow_GetTitle,
1332     nsEmbeddingSiteWindow_SetTitle,
1333     nsEmbeddingSiteWindow_GetSiteWindow
1334 };
1335
1336 #define NSTOOLTIP_THIS(iface) DEFINE_THIS(NSContainer, TooltipListener, iface)
1337
1338 static nsresult NSAPI nsTooltipListener_QueryInterface(nsITooltipListener *iface, nsIIDRef riid,
1339                                                        nsQIResult result)
1340 {
1341     NSContainer *This = NSTOOLTIP_THIS(iface);
1342     return nsIWebBrowserChrome_QueryInterface(NSWBCHROME(This), riid, result);
1343 }
1344
1345 static nsrefcnt NSAPI nsTooltipListener_AddRef(nsITooltipListener *iface)
1346 {
1347     NSContainer *This = NSTOOLTIP_THIS(iface);
1348     return nsIWebBrowserChrome_AddRef(NSWBCHROME(This));
1349 }
1350
1351 static nsrefcnt NSAPI nsTooltipListener_Release(nsITooltipListener *iface)
1352 {
1353     NSContainer *This = NSTOOLTIP_THIS(iface);
1354     return nsIWebBrowserChrome_Release(NSWBCHROME(This));
1355 }
1356
1357 static nsresult NSAPI nsTooltipListener_OnShowTooltip(nsITooltipListener *iface,
1358         PRInt32 aXCoord, PRInt32 aYCoord, const PRUnichar *aTipText)
1359 {
1360     NSContainer *This = NSTOOLTIP_THIS(iface);
1361
1362     if (This->doc)
1363         show_tooltip(This->doc, aXCoord, aYCoord, aTipText);
1364
1365     return NS_OK;
1366 }
1367
1368 static nsresult NSAPI nsTooltipListener_OnHideTooltip(nsITooltipListener *iface)
1369 {
1370     NSContainer *This = NSTOOLTIP_THIS(iface);
1371
1372     if (This->doc)
1373         hide_tooltip(This->doc);
1374
1375     return NS_OK;
1376 }
1377
1378 #undef NSTOOLTIM_THIS
1379
1380 static const nsITooltipListenerVtbl nsTooltipListenerVtbl = {
1381     nsTooltipListener_QueryInterface,
1382     nsTooltipListener_AddRef,
1383     nsTooltipListener_Release,
1384     nsTooltipListener_OnShowTooltip,
1385     nsTooltipListener_OnHideTooltip
1386 };
1387
1388 #define NSIFACEREQ_THIS(iface) DEFINE_THIS(NSContainer, InterfaceRequestor, iface)
1389
1390 static nsresult NSAPI nsInterfaceRequestor_QueryInterface(nsIInterfaceRequestor *iface,
1391                                                           nsIIDRef riid, nsQIResult result)
1392 {
1393     NSContainer *This = NSIFACEREQ_THIS(iface);
1394     return nsIWebBrowserChrome_QueryInterface(NSWBCHROME(This), riid, result);
1395 }
1396
1397 static nsrefcnt NSAPI nsInterfaceRequestor_AddRef(nsIInterfaceRequestor *iface)
1398 {
1399     NSContainer *This = NSIFACEREQ_THIS(iface);
1400     return nsIWebBrowserChrome_AddRef(NSWBCHROME(This));
1401 }
1402
1403 static nsrefcnt NSAPI nsInterfaceRequestor_Release(nsIInterfaceRequestor *iface)
1404 {
1405     NSContainer *This = NSIFACEREQ_THIS(iface);
1406     return nsIWebBrowserChrome_Release(NSWBCHROME(This));
1407 }
1408
1409 static nsresult NSAPI nsInterfaceRequestor_GetInterface(nsIInterfaceRequestor *iface,
1410                                                         nsIIDRef riid, nsQIResult result)
1411 {
1412     NSContainer *This = NSIFACEREQ_THIS(iface);
1413
1414     if(IsEqualGUID(&IID_nsIDOMWindow, riid)) {
1415         TRACE("(%p)->(IID_nsIDOMWindow %p)\n", This, result);
1416         return nsIWebBrowser_GetContentDOMWindow(This->webbrowser, (nsIDOMWindow**)result);
1417     }
1418
1419     return nsIWebBrowserChrome_QueryInterface(NSWBCHROME(This), riid, result);
1420 }
1421
1422 #undef NSIFACEREQ_THIS
1423
1424 static const nsIInterfaceRequestorVtbl nsInterfaceRequestorVtbl = {
1425     nsInterfaceRequestor_QueryInterface,
1426     nsInterfaceRequestor_AddRef,
1427     nsInterfaceRequestor_Release,
1428     nsInterfaceRequestor_GetInterface
1429 };
1430
1431 #define NSWEAKREF_THIS(iface) DEFINE_THIS(NSContainer, WeakReference, iface)
1432
1433 static nsresult NSAPI nsWeakReference_QueryInterface(nsIWeakReference *iface,
1434         nsIIDRef riid, nsQIResult result)
1435 {
1436     NSContainer *This = NSWEAKREF_THIS(iface);
1437     return nsIWebBrowserChrome_QueryInterface(NSWBCHROME(This), riid, result);
1438 }
1439
1440 static nsrefcnt NSAPI nsWeakReference_AddRef(nsIWeakReference *iface)
1441 {
1442     NSContainer *This = NSWEAKREF_THIS(iface);
1443     return nsIWebBrowserChrome_AddRef(NSWBCHROME(This));
1444 }
1445
1446 static nsrefcnt NSAPI nsWeakReference_Release(nsIWeakReference *iface)
1447 {
1448     NSContainer *This = NSWEAKREF_THIS(iface);
1449     return nsIWebBrowserChrome_Release(NSWBCHROME(This));
1450 }
1451
1452 static nsresult NSAPI nsWeakReference_QueryReferent(nsIWeakReference *iface,
1453         const nsIID *riid, void **result)
1454 {
1455     NSContainer *This = NSWEAKREF_THIS(iface);
1456     return nsIWebBrowserChrome_QueryInterface(NSWBCHROME(This), riid, result);
1457 }
1458
1459 #undef NSWEAKREF_THIS
1460
1461 static const nsIWeakReferenceVtbl nsWeakReferenceVtbl = {
1462     nsWeakReference_QueryInterface,
1463     nsWeakReference_AddRef,
1464     nsWeakReference_Release,
1465     nsWeakReference_QueryReferent
1466 };
1467
1468 #define NSSUPWEAKREF_THIS(iface) DEFINE_THIS(NSContainer, SupportsWeakReference, iface)
1469
1470 static nsresult NSAPI nsSupportsWeakReference_QueryInterface(nsISupportsWeakReference *iface,
1471         nsIIDRef riid, nsQIResult result)
1472 {
1473     NSContainer *This = NSSUPWEAKREF_THIS(iface);
1474     return nsIWebBrowserChrome_QueryInterface(NSWBCHROME(This), riid, result);
1475 }
1476
1477 static nsrefcnt NSAPI nsSupportsWeakReference_AddRef(nsISupportsWeakReference *iface)
1478 {
1479     NSContainer *This = NSSUPWEAKREF_THIS(iface);
1480     return nsIWebBrowserChrome_AddRef(NSWBCHROME(This));
1481 }
1482
1483 static nsrefcnt NSAPI nsSupportsWeakReference_Release(nsISupportsWeakReference *iface)
1484 {
1485     NSContainer *This = NSSUPWEAKREF_THIS(iface);
1486     return nsIWebBrowserChrome_Release(NSWBCHROME(This));
1487 }
1488
1489 static nsresult NSAPI nsSupportsWeakReference_GetWeakReference(nsISupportsWeakReference *iface,
1490         nsIWeakReference **_retval)
1491 {
1492     NSContainer *This = NSSUPWEAKREF_THIS(iface);
1493
1494     TRACE("(%p)->(%p)\n", This, _retval);
1495
1496     nsIWeakReference_AddRef(NSWEAKREF(This));
1497     *_retval = NSWEAKREF(This);
1498     return NS_OK;
1499 }
1500
1501 #undef NSWEAKREF_THIS
1502
1503 static const nsISupportsWeakReferenceVtbl nsSupportsWeakReferenceVtbl = {
1504     nsSupportsWeakReference_QueryInterface,
1505     nsSupportsWeakReference_AddRef,
1506     nsSupportsWeakReference_Release,
1507     nsSupportsWeakReference_GetWeakReference
1508 };
1509
1510
1511 NSContainer *NSContainer_Create(HTMLDocumentObj *doc, NSContainer *parent)
1512 {
1513     nsIWebBrowserSetup *wbsetup;
1514     nsIScrollable *scrollable;
1515     NSContainer *ret;
1516     nsresult nsres;
1517
1518     if(!load_gecko(TRUE))
1519         return NULL;
1520
1521     ret = heap_alloc_zero(sizeof(NSContainer));
1522
1523     ret->lpWebBrowserChromeVtbl      = &nsWebBrowserChromeVtbl;
1524     ret->lpContextMenuListenerVtbl   = &nsContextMenuListenerVtbl;
1525     ret->lpURIContentListenerVtbl    = &nsURIContentListenerVtbl;
1526     ret->lpEmbeddingSiteWindowVtbl   = &nsEmbeddingSiteWindowVtbl;
1527     ret->lpTooltipListenerVtbl       = &nsTooltipListenerVtbl;
1528     ret->lpInterfaceRequestorVtbl    = &nsInterfaceRequestorVtbl;
1529     ret->lpWeakReferenceVtbl         = &nsWeakReferenceVtbl;
1530     ret->lpSupportsWeakReferenceVtbl = &nsSupportsWeakReferenceVtbl;
1531
1532     ret->doc = doc;
1533     ret->ref = 1;
1534
1535     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr, NS_WEBBROWSER_CONTRACTID,
1536             NULL, &IID_nsIWebBrowser, (void**)&ret->webbrowser);
1537     if(NS_FAILED(nsres)) {
1538         ERR("Creating WebBrowser failed: %08x\n", nsres);
1539         heap_free(ret);
1540         return NULL;
1541     }
1542
1543     if(parent)
1544         nsIWebBrowserChrome_AddRef(NSWBCHROME(parent));
1545     ret->parent = parent;
1546
1547     nsres = nsIWebBrowser_SetContainerWindow(ret->webbrowser, NSWBCHROME(ret));
1548     if(NS_FAILED(nsres))
1549         ERR("SetContainerWindow failed: %08x\n", nsres);
1550
1551     nsres = nsIWebBrowser_QueryInterface(ret->webbrowser, &IID_nsIBaseWindow,
1552             (void**)&ret->window);
1553     if(NS_FAILED(nsres))
1554         ERR("Could not get nsIBaseWindow interface: %08x\n", nsres);
1555
1556     nsres = nsIWebBrowser_QueryInterface(ret->webbrowser, &IID_nsIWebBrowserSetup,
1557                                          (void**)&wbsetup);
1558     if(NS_SUCCEEDED(nsres)) {
1559         nsres = nsIWebBrowserSetup_SetProperty(wbsetup, SETUP_IS_CHROME_WRAPPER, FALSE);
1560         nsIWebBrowserSetup_Release(wbsetup);
1561         if(NS_FAILED(nsres))
1562             ERR("SetProperty(SETUP_IS_CHROME_WRAPPER) failed: %08x\n", nsres);
1563     }else {
1564         ERR("Could not get nsIWebBrowserSetup interface\n");
1565     }
1566
1567     nsres = nsIWebBrowser_QueryInterface(ret->webbrowser, &IID_nsIWebNavigation,
1568             (void**)&ret->navigation);
1569     if(NS_FAILED(nsres))
1570         ERR("Could not get nsIWebNavigation interface: %08x\n", nsres);
1571
1572     nsres = nsIWebBrowserFocus_QueryInterface(ret->webbrowser, &IID_nsIWebBrowserFocus,
1573             (void**)&ret->focus);
1574     if(NS_FAILED(nsres))
1575         ERR("Could not get nsIWebBrowserFocus interface: %08x\n", nsres);
1576
1577     if(!nscontainer_class)
1578         register_nscontainer_class();
1579
1580     ret->hwnd = CreateWindowExW(0, wszNsContainer, NULL,
1581             WS_CHILD | WS_CLIPSIBLINGS | WS_CLIPCHILDREN, 0, 0, 100, 100,
1582             GetDesktopWindow(), NULL, hInst, ret);
1583
1584     nsres = nsIBaseWindow_InitWindow(ret->window, ret->hwnd, NULL, 0, 0, 100, 100);
1585     if(NS_SUCCEEDED(nsres)) {
1586         nsres = nsIBaseWindow_Create(ret->window);
1587         if(NS_FAILED(nsres))
1588             WARN("Creating window failed: %08x\n", nsres);
1589
1590         nsIBaseWindow_SetVisibility(ret->window, FALSE);
1591         nsIBaseWindow_SetEnabled(ret->window, FALSE);
1592     }else {
1593         ERR("InitWindow failed: %08x\n", nsres);
1594     }
1595
1596     nsres = nsIWebBrowser_SetParentURIContentListener(ret->webbrowser, NSURICL(ret));
1597     if(NS_FAILED(nsres))
1598         ERR("SetParentURIContentListener failed: %08x\n", nsres);
1599
1600     nsres = nsIWebBrowser_QueryInterface(ret->webbrowser, &IID_nsIScrollable, (void**)&scrollable);
1601     if(NS_SUCCEEDED(nsres)) {
1602         nsres = nsIScrollable_SetDefaultScrollbarPreferences(scrollable,
1603                 ScrollOrientation_Y, Scrollbar_Always);
1604         if(NS_FAILED(nsres))
1605             ERR("Could not set default Y scrollbar prefs: %08x\n", nsres);
1606
1607         nsres = nsIScrollable_SetDefaultScrollbarPreferences(scrollable,
1608                 ScrollOrientation_X, Scrollbar_Auto);
1609         if(NS_FAILED(nsres))
1610             ERR("Could not set default X scrollbar prefs: %08x\n", nsres);
1611
1612         nsIScrollable_Release(scrollable);
1613     }else {
1614         ERR("Could not get nsIScrollable: %08x\n", nsres);
1615     }
1616
1617     return ret;
1618 }
1619
1620 void NSContainer_Release(NSContainer *This)
1621 {
1622     TRACE("(%p)\n", This);
1623
1624     This->doc = NULL;
1625
1626     ShowWindow(This->hwnd, SW_HIDE);
1627     SetParent(This->hwnd, NULL);
1628
1629     nsIBaseWindow_SetVisibility(This->window, FALSE);
1630     nsIBaseWindow_Destroy(This->window);
1631
1632     nsIWebBrowser_SetContainerWindow(This->webbrowser, NULL);
1633
1634     nsIWebBrowser_Release(This->webbrowser);
1635     This->webbrowser = NULL;
1636
1637     nsIWebNavigation_Release(This->navigation);
1638     This->navigation = NULL;
1639
1640     nsIBaseWindow_Release(This->window);
1641     This->window = NULL;
1642
1643     nsIWebBrowserFocus_Release(This->focus);
1644     This->focus = NULL;
1645
1646     if(This->editor_controller) {
1647         nsIController_Release(This->editor_controller);
1648         This->editor_controller = NULL;
1649     }
1650
1651     if(This->editor) {
1652         nsIEditor_Release(This->editor);
1653         This->editor = NULL;
1654     }
1655
1656     if(This->content_listener) {
1657         nsIURIContentListener_Release(This->content_listener);
1658         This->content_listener = NULL;
1659     }
1660
1661     if(This->hwnd) {
1662         DestroyWindow(This->hwnd);
1663         This->hwnd = NULL;
1664     }
1665
1666     nsIWebBrowserChrome_Release(NSWBCHROME(This));
1667 }