1 /*

     2  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)

     3  *           (C) 1999 Antti Koivisto (koivisto@kde.org)

     4  *           (C) 2000 Simon Hausmann (hausmann@kde.org)

     5  *           (C) 2001 Dirk Mueller (mueller@kde.org)

     6  * Copyright (C) 2004, 2006, 2010 Apple Inc. All rights reserved.

     7  *

     8  * This library is free software; you can redistribute it and/or

     9  * modify it under the terms of the GNU Library General Public

    10  * License as published by the Free Software Foundation; either

    11  * version 2 of the License, or (at your option) any later version.

    12  *

    13  * This library is distributed in the hope that it will be useful,

    14  * but WITHOUT ANY WARRANTY; without even the implied warranty of

    15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

    16  * Library General Public License for more details.

    17  *

    18  * You should have received a copy of the GNU Library General Public License

    19  * along with this library; see the file COPYING.LIB.  If not, write to

    20  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,

    21  * Boston, MA 02110-1301, USA.

    22  */

    23 

    24 #include "config.h"

    25 #include "HTMLHtmlElement.h"

    26 

    27 #include "ApplicationCacheHost.h"

    28 #include "Document.h"

    29 #include "DocumentLoader.h"

    30 #include "Frame.h"

    31 #include "HTMLNames.h"

    32 

    33 namespace WebCore {

    34 

    35 using namespace HTMLNames;

    36 

    37 HTMLHtmlElement::HTMLHtmlElement(const QualifiedName& tagName, Document* document)

    38     : HTMLElement(tagName, document)

    39 {

    40     ASSERT(hasTagName(htmlTag));

    41 }

    42 

    43 PassRefPtr<HTMLHtmlElement> HTMLHtmlElement::create(Document* document)

    44 {

    45     return adoptRef(new HTMLHtmlElement(htmlTag, document));

    46 }

    47 

    48 PassRefPtr<HTMLHtmlElement> HTMLHtmlElement::create(const QualifiedName& tagName, Document* document)

    49 {

    50     return adoptRef(new HTMLHtmlElement(tagName, document));

    51 }

    52 

    53 bool HTMLHtmlElement::checkDTD(const Node* newChild)

    54 {

    55     return newChild->hasTagName(headTag) || newChild->hasTagName(bodyTag) ||

    56            newChild->hasTagName(framesetTag) || newChild->hasTagName(noframesTag);

    57 }

    58 

    59 #if ENABLE(OFFLINE_WEB_APPLICATIONS)

    60 void HTMLHtmlElement::insertedIntoDocument()

    61 {

    62     HTMLElement::insertedIntoDocument();

    63     

    64     if (!document()->parsing())

    65         return;

    66 

    67     if (!document()->frame())

    68         return;

    69 

    70     DocumentLoader* documentLoader = document()->frame()->loader()->documentLoader();

    71     if (!documentLoader)

    72         return;

    73 

    74     // Check the manifest attribute

    75     // FIXME: Revisit this when we get a clarification from whatwg on how to handle empty

    76     // manifest attributes. As spec'd, and coded here, the system will initiate an update

    77     // passing in the document url as the manifest url. That's not a good thing.

    78     AtomicString manifest = getAttribute(manifestAttr);

    79     if (manifest.isNull())

    80         documentLoader->applicationCacheHost()->selectCacheWithoutManifest();

    81     else

    82         documentLoader->applicationCacheHost()->selectCacheWithManifest(document()->completeURL(manifest));

    83 }

    84 #endif

    85 

    86 }