kjs_html.cpp

手机浏览器源码程序,功能强大

  standby	  KJS::HTMLElement::ObjectStandby	  DontDelete
  tabIndex	  KJS::HTMLElement::ObjectTabIndex	  DontDelete
  type		  KJS::HTMLElement::ObjectType		  DontDelete
  useMap	  KJS::HTMLElement::ObjectUseMap	  DontDelete
  vspace	  KJS::HTMLElement::ObjectVspace	  DontDelete
  width		  KJS::HTMLElement::ObjectWidth		  DontDelete
@end
@begin HTMLParamElementTable 4
  name		KJS::HTMLElement::ParamName		DontDelete
  type		KJS::HTMLElement::ParamType		DontDelete
  value		KJS::HTMLElement::ParamValue		DontDelete
  valueType	KJS::HTMLElement::ParamValueType	DontDelete
@end
@begin HTMLAppletElementTable 11
  align		KJS::HTMLElement::AppletAlign		DontDelete
  alt		KJS::HTMLElement::AppletAlt		DontDelete
  archive	KJS::HTMLElement::AppletArchive		DontDelete
  code		KJS::HTMLElement::AppletCode		DontDelete
  codeBase	KJS::HTMLElement::AppletCodeBase	DontDelete
  height	KJS::HTMLElement::AppletHeight		DontDelete
  hspace	KJS::HTMLElement::AppletHspace		DontDelete
  name		KJS::HTMLElement::AppletName		DontDelete
  object	KJS::HTMLElement::AppletObject		DontDelete
  vspace	KJS::HTMLElement::AppletVspace		DontDelete
  width		KJS::HTMLElement::AppletWidth		DontDelete
@end
@begin HTMLMapElementTable 2
  areas		KJS::HTMLElement::MapAreas		DontDelete|ReadOnly
  name		KJS::HTMLElement::MapName		DontDelete
@end
@begin HTMLAreaElementTable 15
  accessKey	KJS::HTMLElement::AreaAccessKey		DontDelete
  alt		KJS::HTMLElement::AreaAlt		DontDelete
  coords	KJS::HTMLElement::AreaCoords		DontDelete
  href		KJS::HTMLElement::AreaHref		DontDelete
  hash		KJS::HTMLElement::AreaHash		DontDelete|ReadOnly
  host		KJS::HTMLElement::AreaHost		DontDelete|ReadOnly
  hostname	KJS::HTMLElement::AreaHostName		DontDelete|ReadOnly
  pathname	KJS::HTMLElement::AreaPathName		DontDelete|ReadOnly
  port		KJS::HTMLElement::AreaPort		DontDelete|ReadOnly
  protocol	KJS::HTMLElement::AreaProtocol		DontDelete|ReadOnly
  search	KJS::HTMLElement::AreaSearch		DontDelete|ReadOnly
  noHref	KJS::HTMLElement::AreaNoHref		DontDelete
  shape		KJS::HTMLElement::AreaShape		DontDelete
  tabIndex	KJS::HTMLElement::AreaTabIndex		DontDelete
  target	KJS::HTMLElement::AreaTarget		DontDelete
@end
@begin HTMLScriptElementTable 7
  text		KJS::HTMLElement::ScriptText		DontDelete
  htmlFor	KJS::HTMLElement::ScriptHtmlFor		DontDelete
  event		KJS::HTMLElement::ScriptEvent		DontDelete
  charset	KJS::HTMLElement::ScriptCharset		DontDelete
  defer		KJS::HTMLElement::ScriptDefer		DontDelete
  src		KJS::HTMLElement::ScriptSrc		DontDelete
  type		KJS::HTMLElement::ScriptType		DontDelete
@end
@begin HTMLTableElementTable 23
  caption	KJS::HTMLElement::TableCaption		DontDelete
  tHead		KJS::HTMLElement::TableTHead		DontDelete
  tFoot		KJS::HTMLElement::TableTFoot		DontDelete
  rows		KJS::HTMLElement::TableRows		DontDelete|ReadOnly
  tBodies	KJS::HTMLElement::TableTBodies		DontDelete|ReadOnly
  align		KJS::HTMLElement::TableAlign		DontDelete
  bgColor	KJS::HTMLElement::TableBgColor		DontDelete
  border	KJS::HTMLElement::TableBorder		DontDelete
  cellPadding	KJS::HTMLElement::TableCellPadding	DontDelete
  cellSpacing	KJS::HTMLElement::TableCellSpacing	DontDelete
  frame		KJS::HTMLElement::TableFrame		DontDelete
  rules		KJS::HTMLElement::TableRules		DontDelete
  summary	KJS::HTMLElement::TableSummary		DontDelete
  width		KJS::HTMLElement::TableWidth		DontDelete
  createTHead	KJS::HTMLElement::TableCreateTHead	DontDelete|Function 0
  deleteTHead	KJS::HTMLElement::TableDeleteTHead	DontDelete|Function 0
  createTFoot	KJS::HTMLElement::TableCreateTFoot	DontDelete|Function 0
  deleteTFoot	KJS::HTMLElement::TableDeleteTFoot	DontDelete|Function 0
  createCaption	KJS::HTMLElement::TableCreateCaption	DontDelete|Function 0
  deleteCaption	KJS::HTMLElement::TableDeleteCaption	DontDelete|Function 0
  insertRow	KJS::HTMLElement::TableInsertRow	DontDelete|Function 1
  deleteRow	KJS::HTMLElement::TableDeleteRow	DontDelete|Function 1
@end
@begin HTMLTableCaptionElementTable 1
  align		KJS::HTMLElement::TableCaptionAlign	DontDelete
@end
@begin HTMLTableColElementTable 7
  align		KJS::HTMLElement::TableColAlign		DontDelete
  ch		KJS::HTMLElement::TableColCh		DontDelete
  chOff		KJS::HTMLElement::TableColChOff		DontDelete
  span		KJS::HTMLElement::TableColSpan		DontDelete
  vAlign	KJS::HTMLElement::TableColVAlign	DontDelete
  width		KJS::HTMLElement::TableColWidth		DontDelete
@end
@begin HTMLTableSectionElementTable 7
  align		KJS::HTMLElement::TableSectionAlign		DontDelete
  ch		KJS::HTMLElement::TableSectionCh		DontDelete
  chOff		KJS::HTMLElement::TableSectionChOff		DontDelete
  vAlign	KJS::HTMLElement::TableSectionVAlign		DontDelete
  rows		KJS::HTMLElement::TableSectionRows		DontDelete|ReadOnly
  insertRow	KJS::HTMLElement::TableSectionInsertRow		DontDelete|Function 1
  deleteRow	KJS::HTMLElement::TableSectionDeleteRow		DontDelete|Function 1
@end
@begin HTMLTableRowElementTable 11
  rowIndex	KJS::HTMLElement::TableRowRowIndex		DontDelete|ReadOnly
  sectionRowIndex KJS::HTMLElement::TableRowSectionRowIndex	DontDelete|ReadOnly
  cells		KJS::HTMLElement::TableRowCells			DontDelete|ReadOnly
  align		KJS::HTMLElement::TableRowAlign			DontDelete
  bgColor	KJS::HTMLElement::TableRowBgColor		DontDelete
  ch		KJS::HTMLElement::TableRowCh			DontDelete
  chOff		KJS::HTMLElement::TableRowChOff			DontDelete
  vAlign	KJS::HTMLElement::TableRowVAlign		DontDelete
  insertCell	KJS::HTMLElement::TableRowInsertCell		DontDelete|Function 1
  deleteCell	KJS::HTMLElement::TableRowDeleteCell		DontDelete|Function 1
@end
@begin HTMLTableCellElementTable 15
  cellIndex	KJS::HTMLElement::TableCellCellIndex		DontDelete|ReadOnly
  abbr		KJS::HTMLElement::TableCellAbbr			DontDelete
  align		KJS::HTMLElement::TableCellAlign		DontDelete
  axis		KJS::HTMLElement::TableCellAxis			DontDelete
  bgColor	KJS::HTMLElement::TableCellBgColor		DontDelete
  ch		KJS::HTMLElement::TableCellCh			DontDelete
  chOff		KJS::HTMLElement::TableCellChOff		DontDelete
  colSpan	KJS::HTMLElement::TableCellColSpan		DontDelete
  headers	KJS::HTMLElement::TableCellHeaders		DontDelete
  height	KJS::HTMLElement::TableCellHeight		DontDelete
  noWrap	KJS::HTMLElement::TableCellNoWrap		DontDelete
  rowSpan	KJS::HTMLElement::TableCellRowSpan		DontDelete
  scope		KJS::HTMLElement::TableCellScope		DontDelete
  vAlign	KJS::HTMLElement::TableCellVAlign		DontDelete
  width		KJS::HTMLElement::TableCellWidth		DontDelete
@end
@begin HTMLFrameSetElementTable 2
  cols		KJS::HTMLElement::FrameSetCols			DontDelete
  rows		KJS::HTMLElement::FrameSetRows			DontDelete
@end
@begin HTMLFrameElementTable 9
  contentDocument KJS::HTMLElement::FrameContentDocument        DontDelete|ReadOnly
  contentWindow   KJS::HTMLElement::FrameContentWindow          DontDelete|ReadOnly
  frameBorder     KJS::HTMLElement::FrameFrameBorder		DontDelete
  longDesc	  KJS::HTMLElement::FrameLongDesc		DontDelete
  marginHeight	  KJS::HTMLElement::FrameMarginHeight		DontDelete
  marginWidth	  KJS::HTMLElement::FrameMarginWidth		DontDelete
  name		  KJS::HTMLElement::FrameName			DontDelete
  noResize	  KJS::HTMLElement::FrameNoResize		DontDelete
  scrolling	  KJS::HTMLElement::FrameScrolling		DontDelete
  src		  KJS::HTMLElement::FrameSrc			DontDelete
  location	  KJS::HTMLElement::FrameLocation		DontDelete
@end
@begin HTMLIFrameElementTable 12
  align		  KJS::HTMLElement::IFrameAlign			DontDelete
  contentDocument KJS::HTMLElement::IFrameContentDocument       DontDelete|ReadOnly
  contentWindow   KJS::HTMLElement::IFrameContentWindow         DontDelete|ReadOnly
  document	  KJS::HTMLElement::IFrameDocument		DontDelete|ReadOnly
  frameBorder	  KJS::HTMLElement::IFrameFrameBorder		DontDelete
  height	  KJS::HTMLElement::IFrameHeight		DontDelete
  longDesc	  KJS::HTMLElement::IFrameLongDesc		DontDelete
  marginHeight	  KJS::HTMLElement::IFrameMarginHeight		DontDelete
  marginWidth	  KJS::HTMLElement::IFrameMarginWidth		DontDelete
  name		  KJS::HTMLElement::IFrameName			DontDelete
  scrolling	  KJS::HTMLElement::IFrameScrolling		DontDelete
  src		  KJS::HTMLElement::IFrameSrc			DontDelete
  width		  KJS::HTMLElement::IFrameWidth			DontDelete
@end

@begin HTMLMarqueeElementTable 2
  start           KJS::HTMLElement::MarqueeStart		DontDelete|Function 0
  stop            KJS::HTMLElement::MarqueeStop                 DontDelete|Function 0
@end

@begin HTMLCanvasElementTable 1
  getContext      KJS::HTMLElement::GetContext                  DontDelete|Function 0
@end
*/

Value KJS::HTMLElement::tryGet(ExecState *exec, const Identifier &propertyName) const
{
  DOM::HTMLElement element = static_cast<DOM::HTMLElement>(node);
#ifdef KJS_VERBOSE
  kdDebug(6070) << "KJS::HTMLElement::tryGet " << propertyName.qstring() << " thisTag=" << element.tagName().string() << endl;
#endif
  // First look at dynamic properties
  switch (element.elementId()) {
    case ID_FORM: {
      DOM::HTMLFormElement form = element;
      // Check if we're retrieving an element (by index or by name)
      bool ok;
      uint u = propertyName.toULong(&ok);
      if (ok)
        return getDOMNode(exec,form.elements().item(u));
      KJS::HTMLCollection coll(exec,form.elements());
      Value namedItems = coll.getNamedItems(exec, propertyName);
      if (namedItems.type() != UndefinedType)
        return namedItems;
    }
      break;
    case ID_SELECT: {
      DOM::HTMLSelectElement select = element;
      bool ok;
      uint u = propertyName.toULong(&ok);
      if (ok)
        return getDOMNode(exec,select.options().item(u)); // not specified by DOM(?) but supported in netscape/IE
    }
      break;
    case ID_FRAMESET: {
        DOM::Node frame = element.children().namedItem(propertyName.string());
        if (!frame.isNull() && frame.elementId() == ID_FRAME) {
            DOM::DocumentImpl* doc = static_cast<DOM::HTMLFrameElementImpl *>(frame.handle())->contentDocument();
            if (doc) {
                KHTMLPart* part = doc->part();
                if (part) {
                    Window *window = Window::retrieveWindow(part);
                    if (window) {
                        return Value(window);
                    }
                }
            }
        }
    }
        break;
    case ID_FRAME:
    case ID_IFRAME: {
        DOM::DocumentImpl* doc = static_cast<DOM::HTMLFrameElementImpl *>(element.handle())->contentDocument();
        if ( doc ) {
            KHTMLPart* part = doc->part();
            if ( part ) {
	      Object globalObject = Object::dynamicCast( Window::retrieve( part ) );
	      // Calling hasProperty on a Window object doesn't work, it always says true.
	      // Hence we need to use getDirect instead.
	      if ( !globalObject.isNull() && static_cast<ObjectImp *>(globalObject.imp())->getDirect( propertyName ) )
                return globalObject.get( exec, propertyName );
            }
        }
    }
      break;
#if APPLE_CHANGES
    case ID_EMBED:
    case ID_OBJECT:
    case ID_APPLET: {
	if (propertyName == "__apple_runtime_object") {
	    return getRuntimeObject(exec,element);
	}

	Value domValue = getDOMNode(exec,element);
	Value runtimeObject = getRuntimeObject(exec,element);
	if (!runtimeObject.isNull()) {
	    ObjectImp *imp = static_cast<ObjectImp *>(runtimeObject.imp());
	    if (imp->hasProperty(exec, propertyName)) {
		return imp->get (exec, propertyName);
	    }
	}
    }
      break;
#endif
    default:
        break;
    }

  const HashTable* table = classInfo()->propHashTable; // get the right hashtable
  const HashEntry* entry = Lookup::findEntry(table, propertyName);
  if (entry) {
    if (entry->attr & Function)
      return lookupOrCreateFunction<KJS::HTMLElementFunction>(exec, propertyName, this, entry->value, entry->params, entry->attr);
    return getValueProperty(exec, entry->value);
  }

  // Base HTMLElement stuff or parent class forward, as usual
  return DOMObjectLookupGet<KJS::HTMLElementFunction, KJS::HTMLElement, DOMElement>(exec, propertyName, &KJS::HTMLElementTable, this);
}

#if APPLE_CHANGES
bool KJS::HTMLElement::implementsCall() const
{
    DOM::HTMLElement element = static_cast<DOM::HTMLElement>(node);
    switch (element.elementId()) {
	case ID_EMBED:
	case ID_OBJECT:
	case ID_APPLET: {
		DOM::DocumentImpl* doc = element.handle()->getDocument();
		KJSProxy *proxy = KJSProxy::proxy(doc->part());
		ExecState *exec = proxy->interpreter()->globalExec();
		Value domValue = getDOMNode(exec,element);
		Value runtimeObject = getRuntimeObject(exec,element);
		if (!runtimeObject.isNull()) {
		    ObjectImp *imp = static_cast<ObjectImp *>(runtimeObject.imp());
		    return imp->implementsCall ();
		}
	    }
	    break;
	default:
	    break;
    }
    return false;
}

Value KJS::HTMLElement::call(ExecState *exec, Object &thisObj, const List&args)
{
    DOM::HTMLElement element = static_cast<DOM::HTMLElement>(node);
    switch (element.elementId()) {
	case ID_EMBED:
	case ID_OBJECT:
	case ID_APPLET: {
		Value domValue = getDOMNode(exec,element);
		Value runtimeObject = getRuntimeObject(exec,element);
		if (!runtimeObject.isNull()) {
		    ObjectImp *imp = static_cast<ObjectImp *>(runtimeObject.imp());
		    return imp->call (exec, thisObj, args);
		}
	    }
	    break;
	default:
	    break;
    }
    return Undefined();
}
#endif

Value KJS::HTMLElement::getValueProperty(ExecState *exec, int token) const
{
  DOM::HTMLElement element = static_cast<DOM::HTMLElement>(node);
  switch (element.elementId()) {
  case ID_HTML: {