dlls/mshtml/htmlbody.c

   1 /*
   2  * Copyright 2006 Jacek Caban for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #include "config.h"
  20
  21 #include <stdarg.h>
  22 #include <stdio.h>
  23
  24 #define COBJMACROS
  25
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winuser.h"
  29 #include "winnls.h"
  30 #include "ole2.h"
  31
  32 #include "wine/debug.h"
  33
  34 #include "mshtml_private.h"
  35
  36 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
  37
  38 typedef struct {
  39     HTMLTextContainer textcont;
  40
  41     const IHTMLBodyElementVtbl *lpHTMLBodyElementVtbl;
  42
  43     ConnectionPointContainer cp_container;
  44     ConnectionPoint cp_propnotif;
  45     ConnectionPoint cp_txtcontevents;
  46
  47     nsIDOMHTMLBodyElement *nsbody;
  48 } HTMLBodyElement;
  49
  50 #define HTMLBODY(x)  ((IHTMLBodyElement*)  &(x)->lpHTMLBodyElementVtbl)
  51
  52 #define HTMLBODY_THIS(iface) DEFINE_THIS(HTMLBodyElement, HTMLBodyElement, iface)
  53
  54 static HRESULT WINAPI HTMLBodyElement_QueryInterface(IHTMLBodyElement *iface,
  55                                                      REFIID riid, void **ppv)
  56 {
  57     HTMLBodyElement *This = HTMLBODY_THIS(iface);
  58
  59     return IHTMLDOMNode_QueryInterface(HTMLDOMNODE(&This->textcont.element.node), riid, ppv);
  60 }
  61
  62 static ULONG WINAPI HTMLBodyElement_AddRef(IHTMLBodyElement *iface)
  63 {
  64     HTMLBodyElement *This = HTMLBODY_THIS(iface);
  65
  66     return IHTMLDOMNode_AddRef(HTMLDOMNODE(&This->textcont.element.node));
  67 }
  68
  69 static ULONG WINAPI HTMLBodyElement_Release(IHTMLBodyElement *iface)
  70 {
  71     HTMLBodyElement *This = HTMLBODY_THIS(iface);
  72
  73     return IHTMLDOMNode_Release(HTMLDOMNODE(&This->textcont.element.node));
  74 }
  75
  76 static HRESULT WINAPI HTMLBodyElement_GetTypeInfoCount(IHTMLBodyElement *iface, UINT *pctinfo)
  77 {
  78     HTMLBodyElement *This = HTMLBODY_THIS(iface);
  79     FIXME("(%p)->(%p)\n", This, pctinfo);
  80     return E_NOTIMPL;
  81 }
  82
  83 static HRESULT WINAPI HTMLBodyElement_GetTypeInfo(IHTMLBodyElement *iface, UINT iTInfo,
  84                                               LCID lcid, ITypeInfo **ppTInfo)
  85 {
  86     HTMLBodyElement *This = HTMLBODY_THIS(iface);
  87     FIXME("(%p)->(%u %u %p)\n", This, iTInfo, lcid, ppTInfo);
  88     return E_NOTIMPL;
  89 }
  90
  91 static HRESULT WINAPI HTMLBodyElement_GetIDsOfNames(IHTMLBodyElement *iface, REFIID riid,
  92                                                 LPOLESTR *rgszNames, UINT cNames,
  93                                                 LCID lcid, DISPID *rgDispId)
  94 {
  95     HTMLBodyElement *This = HTMLBODY_THIS(iface);
  96     FIXME("(%p)->(%s %p %u %u %p)\n", This, debugstr_guid(riid), rgszNames, cNames,
  97                                         lcid, rgDispId);
  98     return E_NOTIMPL;
  99 }
 100
 101 static HRESULT WINAPI HTMLBodyElement_Invoke(IHTMLBodyElement *iface, DISPID dispIdMember,
 102                             REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
 103                             VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
 104 {
 105     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 106     FIXME("(%p)->(%d %s %d %d %p %p %p %p)\n", This, dispIdMember, debugstr_guid(riid),
 107             lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
 108     return E_NOTIMPL;
 109 }
 110
 111 static HRESULT WINAPI HTMLBodyElement_put_background(IHTMLBodyElement *iface, BSTR v)
 112 {
 113     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 114     FIXME("(%p)->(%s)\n", This, debugstr_w(v));
 115     return E_NOTIMPL;
 116 }
 117
 118 static HRESULT WINAPI HTMLBodyElement_get_background(IHTMLBodyElement *iface, BSTR *p)
 119 {
 120     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 121     nsAString background_str;
 122     nsresult nsres;
 123
 124     TRACE("(%p)->(%p)\n", This, p);
 125
 126     nsAString_Init(&background_str, NULL);
 127
 128     nsres = nsIDOMHTMLBodyElement_GetBackground(This->nsbody, &background_str);
 129     if(NS_SUCCEEDED(nsres)) {
 130         const PRUnichar *background;
 131         nsAString_GetData(&background_str, &background, NULL);
 132         *p = SysAllocString(background);
 133     }else {
 134         ERR("GetBackground failed: %08x\n", nsres);
 135         *p = NULL;
 136     }
 137
 138     nsAString_Finish(&background_str);
 139
 140     TRACE("*p = %s\n", debugstr_w(*p));
 141     return S_OK;
 142 }
 143
 144 static HRESULT WINAPI HTMLBodyElement_put_bgProperties(IHTMLBodyElement *iface, BSTR v)
 145 {
 146     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 147     FIXME("(%p)->(%s)\n", This, debugstr_w(v));
 148     return E_NOTIMPL;
 149 }
 150
 151 static HRESULT WINAPI HTMLBodyElement_get_bgProperties(IHTMLBodyElement *iface, BSTR *p)
 152 {
 153     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 154     FIXME("(%p)->(%p)\n", This, p);
 155     return E_NOTIMPL;
 156 }
 157
 158 static HRESULT WINAPI HTMLBodyElement_put_leftMargin(IHTMLBodyElement *iface, VARIANT v)
 159 {
 160     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 161     FIXME("(%p)->()\n", This);
 162     return E_NOTIMPL;
 163 }
 164
 165 static HRESULT WINAPI HTMLBodyElement_get_leftMargin(IHTMLBodyElement *iface, VARIANT *p)
 166 {
 167     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 168     FIXME("(%p)->(%p)\n", This, p);
 169     return E_NOTIMPL;
 170 }
 171
 172 static HRESULT WINAPI HTMLBodyElement_put_topMargin(IHTMLBodyElement *iface, VARIANT v)
 173 {
 174     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 175     FIXME("(%p)->()\n", This);
 176     return E_NOTIMPL;
 177 }
 178
 179 static HRESULT WINAPI HTMLBodyElement_get_topMargin(IHTMLBodyElement *iface, VARIANT *p)
 180 {
 181     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 182     FIXME("(%p)->(%p)\n", This, p);
 183     return E_NOTIMPL;
 184 }
 185
 186 static HRESULT WINAPI HTMLBodyElement_put_rightMargin(IHTMLBodyElement *iface, VARIANT v)
 187 {
 188     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 189     FIXME("(%p)->()\n", This);
 190     return E_NOTIMPL;
 191 }
 192
 193 static HRESULT WINAPI HTMLBodyElement_get_rightMargin(IHTMLBodyElement *iface, VARIANT *p)
 194 {
 195     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 196     FIXME("(%p)->(%p)\n", This, p);
 197     return E_NOTIMPL;
 198 }
 199
 200 static HRESULT WINAPI HTMLBodyElement_put_bottomMargin(IHTMLBodyElement *iface, VARIANT v)
 201 {
 202     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 203     FIXME("(%p)->()\n", This);
 204     return E_NOTIMPL;
 205 }
 206
 207 static HRESULT WINAPI HTMLBodyElement_get_bottomMargin(IHTMLBodyElement *iface, VARIANT *p)
 208 {
 209     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 210     FIXME("(%p)->(%p)\n", This, p);
 211     return E_NOTIMPL;
 212 }
 213
 214 static HRESULT WINAPI HTMLBodyElement_put_noWrap(IHTMLBodyElement *iface, VARIANT_BOOL v)
 215 {
 216     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 217     FIXME("(%p)->(%x)\n", This, v);
 218     return E_NOTIMPL;
 219 }
 220
 221 static HRESULT WINAPI HTMLBodyElement_get_noWrap(IHTMLBodyElement *iface, VARIANT_BOOL *p)
 222 {
 223     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 224     FIXME("(%p)->(%p)\n", This, p);
 225     return E_NOTIMPL;
 226 }
 227
 228 static HRESULT WINAPI HTMLBodyElement_put_bgColor(IHTMLBodyElement *iface, VARIANT v)
 229 {
 230     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 231     FIXME("(%p)->()\n", This);
 232     return E_NOTIMPL;
 233 }
 234
 235 static HRESULT WINAPI HTMLBodyElement_get_bgColor(IHTMLBodyElement *iface, VARIANT *p)
 236 {
 237     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 238     FIXME("(%p)->(%p)\n", This, p);
 239     return E_NOTIMPL;
 240 }
 241
 242 static HRESULT WINAPI HTMLBodyElement_put_text(IHTMLBodyElement *iface, VARIANT v)
 243 {
 244     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 245     FIXME("(%p)->()\n", This);
 246     return E_NOTIMPL;
 247 }
 248
 249 static HRESULT WINAPI HTMLBodyElement_get_text(IHTMLBodyElement *iface, VARIANT *p)
 250 {
 251     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 252     FIXME("(%p)->(%p)\n", This, p);
 253     return E_NOTIMPL;
 254 }
 255
 256 static HRESULT WINAPI HTMLBodyElement_put_link(IHTMLBodyElement *iface, VARIANT v)
 257 {
 258     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 259     FIXME("(%p)->()\n", This);
 260     return E_NOTIMPL;
 261 }
 262
 263 static HRESULT WINAPI HTMLBodyElement_get_link(IHTMLBodyElement *iface, VARIANT *p)
 264 {
 265     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 266     FIXME("(%p)->(%p)\n", This, p);
 267     return E_NOTIMPL;
 268 }
 269
 270 static HRESULT WINAPI HTMLBodyElement_put_vLink(IHTMLBodyElement *iface, VARIANT v)
 271 {
 272     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 273     FIXME("(%p)->()\n", This);
 274     return E_NOTIMPL;
 275 }
 276
 277 static HRESULT WINAPI HTMLBodyElement_get_vLink(IHTMLBodyElement *iface, VARIANT *p)
 278 {
 279     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 280     FIXME("(%p)->(%p)\n", This, p);
 281     return E_NOTIMPL;
 282 }
 283
 284 static HRESULT WINAPI HTMLBodyElement_put_aLink(IHTMLBodyElement *iface, VARIANT v)
 285 {
 286     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 287     FIXME("(%p)->()\n", This);
 288     return E_NOTIMPL;
 289 }
 290
 291 static HRESULT WINAPI HTMLBodyElement_get_aLink(IHTMLBodyElement *iface, VARIANT *p)
 292 {
 293     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 294     FIXME("(%p)->(%p)\n", This, p);
 295     return E_NOTIMPL;
 296 }
 297
 298 static HRESULT WINAPI HTMLBodyElement_put_onload(IHTMLBodyElement *iface, VARIANT v)
 299 {
 300     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 301     FIXME("(%p)->()\n", This);
 302     return E_NOTIMPL;
 303 }
 304
 305 static HRESULT WINAPI HTMLBodyElement_get_onload(IHTMLBodyElement *iface, VARIANT *p)
 306 {
 307     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 308     FIXME("(%p)->(%p)\n", This, p);
 309     return E_NOTIMPL;
 310 }
 311
 312 static HRESULT WINAPI HTMLBodyElement_put_onunload(IHTMLBodyElement *iface, VARIANT v)
 313 {
 314     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 315     FIXME("(%p)->()\n", This);
 316     return E_NOTIMPL;
 317 }
 318
 319 static HRESULT WINAPI HTMLBodyElement_get_onunload(IHTMLBodyElement *iface, VARIANT *p)
 320 {
 321     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 322     FIXME("(%p)->(%p)\n", This, p);
 323     return E_NOTIMPL;
 324 }
 325
 326 static HRESULT WINAPI HTMLBodyElement_put_scroll(IHTMLBodyElement *iface, BSTR v)
 327 {
 328     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 329     FIXME("(%p)->(%s)\n", This, debugstr_w(v));
 330     return E_NOTIMPL;
 331 }
 332
 333 static HRESULT WINAPI HTMLBodyElement_get_scroll(IHTMLBodyElement *iface, BSTR *p)
 334 {
 335     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 336     FIXME("(%p)->(%p)\n", This, p);
 337     return E_NOTIMPL;
 338 }
 339
 340 static HRESULT WINAPI HTMLBodyElement_put_onselect(IHTMLBodyElement *iface, VARIANT v)
 341 {
 342     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 343     FIXME("(%p)->()\n", This);
 344     return E_NOTIMPL;
 345 }
 346
 347 static HRESULT WINAPI HTMLBodyElement_get_onselect(IHTMLBodyElement *iface, VARIANT *p)
 348 {
 349     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 350     FIXME("(%p)->(%p)\n", This, p);
 351     return E_NOTIMPL;
 352 }
 353
 354 static HRESULT WINAPI HTMLBodyElement_put_onbeforeunload(IHTMLBodyElement *iface, VARIANT v)
 355 {
 356     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 357     FIXME("(%p)->()\n", This);
 358     return E_NOTIMPL;
 359 }
 360
 361 static HRESULT WINAPI HTMLBodyElement_get_onbeforeunload(IHTMLBodyElement *iface, VARIANT *p)
 362 {
 363     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 364     FIXME("(%p)->(%p)\n", This, p);
 365     return E_NOTIMPL;
 366 }
 367
 368 static HRESULT WINAPI HTMLBodyElement_createTextRange(IHTMLBodyElement *iface, IHTMLTxtRange **range)
 369 {
 370     HTMLBodyElement *This = HTMLBODY_THIS(iface);
 371     nsIDOMRange *nsrange = NULL;
 372
 373     TRACE("(%p)->(%p)\n", This, range);
 374
 375     if(This->textcont.element.node.doc->nscontainer) {
 376         nsIDOMDocument *nsdoc;
 377         nsIDOMDocumentRange *nsdocrange;
 378         nsresult nsres;
 379
 380         nsIWebNavigation_GetDocument(This->textcont.element.node.doc->nscontainer->navigation, &nsdoc);
 381         nsIDOMDocument_QueryInterface(nsdoc, &IID_nsIDOMDocumentRange, (void**)&nsdocrange);
 382         nsIDOMDocument_Release(nsdoc);
 383
 384         nsres = nsIDOMDocumentRange_CreateRange(nsdocrange, &nsrange);
 385         if(NS_SUCCEEDED(nsres)) {
 386             nsres = nsIDOMRange_SelectNodeContents(nsrange, This->textcont.element.node.nsnode);
 387             if(NS_FAILED(nsres))
 388                 ERR("SelectNodeContents failed: %08x\n", nsres);
 389         }else {
 390             ERR("CreateRange failed: %08x\n", nsres);
 391         }
 392
 393         nsIDOMDocumentRange_Release(nsdocrange);
 394     }
 395
 396     *range = HTMLTxtRange_Create(This->textcont.element.node.doc, nsrange);
 397     return S_OK;
 398 }
 399
 400 #undef HTMLBODY_THIS
 401
 402 static const IHTMLBodyElementVtbl HTMLBodyElementVtbl = {
 403     HTMLBodyElement_QueryInterface,
 404     HTMLBodyElement_AddRef,
 405     HTMLBodyElement_Release,
 406     HTMLBodyElement_GetTypeInfoCount,
 407     HTMLBodyElement_GetTypeInfo,
 408     HTMLBodyElement_GetIDsOfNames,
 409     HTMLBodyElement_Invoke,
 410     HTMLBodyElement_put_background,
 411     HTMLBodyElement_get_background,
 412     HTMLBodyElement_put_bgProperties,
 413     HTMLBodyElement_get_bgProperties,
 414     HTMLBodyElement_put_leftMargin,
 415     HTMLBodyElement_get_leftMargin,
 416     HTMLBodyElement_put_topMargin,
 417     HTMLBodyElement_get_topMargin,
 418     HTMLBodyElement_put_rightMargin,
 419     HTMLBodyElement_get_rightMargin,
 420     HTMLBodyElement_put_bottomMargin,
 421     HTMLBodyElement_get_bottomMargin,
 422     HTMLBodyElement_put_noWrap,
 423     HTMLBodyElement_get_noWrap,
 424     HTMLBodyElement_put_bgColor,
 425     HTMLBodyElement_get_bgColor,
 426     HTMLBodyElement_put_text,
 427     HTMLBodyElement_get_text,
 428     HTMLBodyElement_put_link,
 429     HTMLBodyElement_get_link,
 430     HTMLBodyElement_put_vLink,
 431     HTMLBodyElement_get_vLink,
 432     HTMLBodyElement_put_aLink,
 433     HTMLBodyElement_get_aLink,
 434     HTMLBodyElement_put_onload,
 435     HTMLBodyElement_get_onload,
 436     HTMLBodyElement_put_onunload,
 437     HTMLBodyElement_get_onunload,
 438     HTMLBodyElement_put_scroll,
 439     HTMLBodyElement_get_scroll,
 440     HTMLBodyElement_put_onselect,
 441     HTMLBodyElement_get_onselect,
 442     HTMLBodyElement_put_onbeforeunload,
 443     HTMLBodyElement_get_onbeforeunload,
 444     HTMLBodyElement_createTextRange
 445 };
 446
 447 #define HTMLBODY_NODE_THIS(iface) DEFINE_THIS2(HTMLBodyElement, textcont.element.node, iface)
 448
 449 static HRESULT HTMLBodyElement_QI(HTMLDOMNode *iface, REFIID riid, void **ppv)
 450 {
 451     HTMLBodyElement *This = HTMLBODY_NODE_THIS(iface);
 452
 453     *ppv = NULL;
 454
 455     if(IsEqualGUID(&IID_IUnknown, riid)) {
 456         TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
 457         *ppv = HTMLBODY(This);
 458     }else if(IsEqualGUID(&IID_IDispatch, riid)) {
 459         TRACE("(%p)->(IID_IDispatch %p)\n", This, ppv);
 460         *ppv = HTMLBODY(This);
 461     }else if(IsEqualGUID(&IID_IHTMLBodyElement, riid)) {
 462         TRACE("(%p)->(IID_IHTMLBodyElement %p)\n", This, ppv);
 463         *ppv = HTMLBODY(This);
 464     }else if(IsEqualGUID(&IID_IHTMLTextContainer, riid)) {
 465         TRACE("(%p)->(IID_IHTMLTextContainer %p)\n", &This->textcont, ppv);
 466         *ppv = HTMLTEXTCONT(&This->textcont);
 467     }else if(IsEqualGUID(&IID_IConnectionPointContainer, riid)) {
 468         TRACE("(%p)->(IID_IConnectionPointContainer %p)\n", This, ppv);
 469         *ppv = CONPTCONT(&This->cp_container);
 470     }
 471
 472     if(*ppv) {
 473         IUnknown_AddRef((IUnknown*)*ppv);
 474         return S_OK;
 475     }
 476
 477     return HTMLElement_QI(&This->textcont.element.node, riid, ppv);
 478 }
 479
 480 static void HTMLBodyElement_destructor(HTMLDOMNode *iface)
 481 {
 482     HTMLBodyElement *This = HTMLBODY_NODE_THIS(iface);
 483
 484     ConnectionPointContainer_Destroy(&This->cp_container);
 485     nsIDOMHTMLBodyElement_Release(This->nsbody);
 486
 487     HTMLElement_destructor(&This->textcont.element.node);
 488 }
 489
 490 #undef HTMLBODY_NODE_THIS
 491
 492 static const NodeImplVtbl HTMLBodyElementImplVtbl = {
 493     HTMLBodyElement_QI,
 494     HTMLBodyElement_destructor
 495 };
 496
 497 HTMLElement *HTMLBodyElement_Create(nsIDOMHTMLElement *nselem)
 498 {
 499     HTMLBodyElement *ret = mshtml_alloc(sizeof(HTMLBodyElement));
 500     nsresult nsres;
 501
 502     TRACE("(%p)->(%p)\n", ret, nselem);
 503
 504     ret->lpHTMLBodyElementVtbl = &HTMLBodyElementVtbl;
 505     ret->textcont.element.node.vtbl = &HTMLBodyElementImplVtbl;
 506
 507     HTMLTextContainer_Init(&ret->textcont);
 508
 509     ConnectionPoint_Init(&ret->cp_propnotif, CONPTCONT(&ret->cp_container),
 510             &IID_IPropertyNotifySink, NULL);
 511     ConnectionPoint_Init(&ret->cp_txtcontevents, CONPTCONT(&ret->cp_container),
 512             &DIID_HTMLTextContainerEvents, &ret->cp_propnotif);
 513     ConnectionPointContainer_Init(&ret->cp_container, &ret->cp_propnotif, (IUnknown*)HTMLBODY(ret));
 514
 515     nsres = nsIDOMHTMLElement_QueryInterface(nselem, &IID_nsIDOMHTMLBodyElement,
 516                                              (void**)&ret->nsbody);
 517     if(NS_FAILED(nsres))
 518         ERR("Could not get nsDOMHTMLBodyElement: %08x\n", nsres);
 519
 520     return &ret->textcont.element;
 521 }