LCOV - code coverage report
Current view: directory - content/html/content/src - nsHTMLMetaElement.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 42 0 0.0 %
Date: 2012-06-02 Functions: 117 0 0.0 %

       1                 : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2                 : /* ***** BEGIN LICENSE BLOCK *****
       3                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       4                 :  *
       5                 :  * The contents of this file are subject to the Mozilla Public License Version
       6                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       7                 :  * the License. You may obtain a copy of the License at
       8                 :  * http://www.mozilla.org/MPL/
       9                 :  *
      10                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      11                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      12                 :  * for the specific language governing rights and limitations under the
      13                 :  * License.
      14                 :  *
      15                 :  * The Original Code is Mozilla Communicator client code.
      16                 :  *
      17                 :  * The Initial Developer of the Original Code is
      18                 :  * Netscape Communications Corporation.
      19                 :  * Portions created by the Initial Developer are Copyright (C) 1998
      20                 :  * the Initial Developer. All Rights Reserved.
      21                 :  *
      22                 :  * Contributor(s):
      23                 :  *
      24                 :  * Alternatively, the contents of this file may be used under the terms of
      25                 :  * either of the GNU General Public License Version 2 or later (the "GPL"),
      26                 :  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      27                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      28                 :  * of those above. If you wish to allow use of your version of this file only
      29                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      30                 :  * use your version of this file under the terms of the MPL, indicate your
      31                 :  * decision by deleting the provisions above and replace them with the notice
      32                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      33                 :  * the provisions above, a recipient may use your version of this file under
      34                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      35                 :  *
      36                 :  * ***** END LICENSE BLOCK ***** */
      37                 : #include "nsIDOMHTMLMetaElement.h"
      38                 : #include "nsIDOMEventTarget.h"
      39                 : #include "nsGenericHTMLElement.h"
      40                 : #include "nsGkAtoms.h"
      41                 : #include "nsStyleConsts.h"
      42                 : #include "nsAsyncDOMEvent.h"
      43                 : #include "nsContentUtils.h"
      44                 : 
      45                 : 
      46                 : class nsHTMLMetaElement : public nsGenericHTMLElement,
      47                 :                           public nsIDOMHTMLMetaElement
      48                 : {
      49                 : public:
      50                 :   nsHTMLMetaElement(already_AddRefed<nsINodeInfo> aNodeInfo);
      51                 :   virtual ~nsHTMLMetaElement();
      52                 : 
      53                 :   // nsISupports
      54                 :   NS_DECL_ISUPPORTS_INHERITED
      55                 : 
      56                 :   // nsIDOMNode
      57               0 :   NS_FORWARD_NSIDOMNODE(nsGenericHTMLElement::)
      58                 : 
      59                 :   // nsIDOMElement
      60               0 :   NS_FORWARD_NSIDOMELEMENT(nsGenericHTMLElement::)
      61                 : 
      62                 :   // nsIDOMHTMLElement
      63               0 :   NS_FORWARD_NSIDOMHTMLELEMENT(nsGenericHTMLElement::)
      64                 : 
      65                 :   // nsIDOMHTMLMetaElement
      66                 :   NS_DECL_NSIDOMHTMLMETAELEMENT
      67                 : 
      68                 :   virtual nsresult BindToTree(nsIDocument* aDocument, nsIContent* aParent,
      69                 :                               nsIContent* aBindingParent,
      70                 :                               bool aCompileEventHandlers);
      71                 :   virtual void UnbindFromTree(bool aDeep = true,
      72                 :                               bool aNullParent = true);
      73                 :   void CreateAndDispatchEvent(nsIDocument* aDoc, const nsAString& aEventName);
      74                 : 
      75                 :   virtual nsresult Clone(nsINodeInfo *aNodeInfo, nsINode **aResult) const;
      76                 : 
      77                 :   virtual nsXPCClassInfo* GetClassInfo();
      78                 : };
      79                 : 
      80                 : 
      81               0 : NS_IMPL_NS_NEW_HTML_ELEMENT(Meta)
      82                 : 
      83                 : 
      84               0 : nsHTMLMetaElement::nsHTMLMetaElement(already_AddRefed<nsINodeInfo> aNodeInfo)
      85               0 :   : nsGenericHTMLElement(aNodeInfo)
      86                 : {
      87               0 : }
      88                 : 
      89               0 : nsHTMLMetaElement::~nsHTMLMetaElement()
      90                 : {
      91               0 : }
      92                 : 
      93                 : 
      94               0 : NS_IMPL_ADDREF_INHERITED(nsHTMLMetaElement, nsGenericElement) 
      95               0 : NS_IMPL_RELEASE_INHERITED(nsHTMLMetaElement, nsGenericElement) 
      96                 : 
      97                 : 
      98               0 : DOMCI_NODE_DATA(HTMLMetaElement, nsHTMLMetaElement)
      99                 : 
     100                 : // QueryInterface implementation for nsHTMLMetaElement
     101               0 : NS_INTERFACE_TABLE_HEAD(nsHTMLMetaElement)
     102               0 :   NS_HTML_CONTENT_INTERFACE_TABLE1(nsHTMLMetaElement, nsIDOMHTMLMetaElement)
     103               0 :   NS_HTML_CONTENT_INTERFACE_TABLE_TO_MAP_SEGUE(nsHTMLMetaElement,
     104                 :                                                nsGenericHTMLElement)
     105               0 : NS_HTML_CONTENT_INTERFACE_TABLE_TAIL_CLASSINFO(HTMLMetaElement)
     106                 : 
     107                 : 
     108               0 : NS_IMPL_ELEMENT_CLONE(nsHTMLMetaElement)
     109                 : 
     110                 : 
     111               0 : NS_IMPL_STRING_ATTR(nsHTMLMetaElement, Content, content)
     112               0 : NS_IMPL_STRING_ATTR(nsHTMLMetaElement, HttpEquiv, httpEquiv)
     113               0 : NS_IMPL_STRING_ATTR(nsHTMLMetaElement, Name, name)
     114               0 : NS_IMPL_STRING_ATTR(nsHTMLMetaElement, Scheme, scheme)
     115                 : 
     116                 : nsresult
     117               0 : nsHTMLMetaElement::BindToTree(nsIDocument* aDocument, nsIContent* aParent,
     118                 :                               nsIContent* aBindingParent,
     119                 :                               bool aCompileEventHandlers)
     120                 : {
     121                 :   nsresult rv = nsGenericHTMLElement::BindToTree(aDocument, aParent,
     122                 :                                                  aBindingParent,
     123               0 :                                                  aCompileEventHandlers);
     124               0 :   NS_ENSURE_SUCCESS(rv, rv);
     125               0 :   if (aDocument &&
     126               0 :       AttrValueIs(kNameSpaceID_None, nsGkAtoms::name, nsGkAtoms::viewport, eIgnoreCase)) {
     127               0 :     nsAutoString content;
     128               0 :     rv = GetContent(content);
     129               0 :     NS_ENSURE_SUCCESS(rv, rv);
     130               0 :     nsContentUtils::ProcessViewportInfo(aDocument, content);  
     131                 :   }
     132               0 :   CreateAndDispatchEvent(aDocument, NS_LITERAL_STRING("DOMMetaAdded"));
     133               0 :   return rv;
     134                 : }
     135                 : 
     136                 : void
     137               0 : nsHTMLMetaElement::UnbindFromTree(bool aDeep, bool aNullParent)
     138                 : {
     139               0 :   nsCOMPtr<nsIDocument> oldDoc = GetCurrentDoc();
     140               0 :   CreateAndDispatchEvent(oldDoc, NS_LITERAL_STRING("DOMMetaRemoved"));
     141               0 :   nsGenericHTMLElement::UnbindFromTree(aDeep, aNullParent);
     142               0 : }
     143                 : 
     144                 : void
     145               0 : nsHTMLMetaElement::CreateAndDispatchEvent(nsIDocument* aDoc,
     146                 :                                           const nsAString& aEventName)
     147                 : {
     148               0 :   if (!aDoc)
     149               0 :     return;
     150                 : 
     151                 :   nsRefPtr<nsAsyncDOMEvent> event = new nsAsyncDOMEvent(this, aEventName, true,
     152               0 :                                                         true);
     153               0 :   event->PostDOMEvent();
     154                 : }

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