1 /*

     2  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)

     3  *

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

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

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

     7  * version 2 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  * Library General Public License for more details.

    13  *

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

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

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

    17  * Boston, MA 02110-1301, USA.

    18  *

    19  */

    20 

    21 #include "config.h"

    22 

    23 #if ENABLE(WML)

    24 #include "WMLTemplateElement.h"

    25 

    26 #include "Attribute.h"

    27 #include "NodeList.h"

    28 #include "WMLCardElement.h"

    29 #include "WMLDocument.h"

    30 #include "WMLIntrinsicEventHandler.h"

    31 #include "WMLNames.h"

    32 

    33 namespace WebCore {

    34 

    35 using namespace WMLNames;

    36 

    37 WMLTemplateElement::WMLTemplateElement(const QualifiedName& tagName, Document* doc)

    38     : WMLElement(tagName, doc)

    39 {

    40 }

    41 

    42 WMLTemplateElement::~WMLTemplateElement()

    43 {

    44 }

    45 

    46 void WMLTemplateElement::parseMappedAttribute(Attribute* attr)

    47 {

    48     WMLIntrinsicEventType eventType = WMLIntrinsicEventUnknown;

    49 

    50     if (attr->name() == onenterforwardAttr)

    51         eventType = WMLIntrinsicEventOnEnterForward;

    52     else if (attr->name() == onenterbackwardAttr)

    53         eventType = WMLIntrinsicEventOnEnterBackward;

    54     else if (attr->name() == ontimerAttr)

    55         eventType = WMLIntrinsicEventOnTimer;

    56     else {

    57         WMLElement::parseMappedAttribute(attr);

    58         return;

    59     }

    60 

    61     if (eventType == WMLIntrinsicEventUnknown)

    62         return;

    63 

    64     // Register intrinsic event in card

    65     RefPtr<WMLIntrinsicEvent> event = WMLIntrinsicEvent::create(document(), attr->value());

    66 

    67     createEventHandlerIfNeeded();

    68     eventHandler()->registerIntrinsicEvent(eventType, event);

    69 }

    70 

    71 void WMLTemplateElement::registerTemplatesInDocument(Document* doc)

    72 {

    73     ASSERT(doc);

    74 

    75     // Build list of cards in document

    76     RefPtr<NodeList> nodeList = doc->getElementsByTagName("card");

    77     if (!nodeList)

    78         return;

    79 

    80     unsigned length = nodeList->length();

    81     if (length < 1)

    82         return;

    83 

    84     HashSet<WMLCardElement*> cards;

    85     for (unsigned i = 0; i < length; ++i)

    86         cards.add(static_cast<WMLCardElement*>(nodeList->item(i)));    

    87 

    88     if (cards.isEmpty())

    89         return;

    90 

    91     // Register template element to all cards

    92     nodeList = doc->getElementsByTagName("template");

    93     if (!nodeList)

    94         return;

    95 

    96     length = nodeList->length();

    97     if (length < 1)

    98         return;

    99 

   100     // Only one template element should be allowed in a document

   101     // Calling setTemplateElement() twice on a WMLCardElement, will result in a parser error.

   102     for (unsigned i = 0; i < length; ++i) {

   103         WMLTemplateElement* temp = static_cast<WMLTemplateElement*>(nodeList->item(i));

   104 

   105         HashSet<WMLCardElement*>::iterator it = cards.begin();

   106         HashSet<WMLCardElement*>::iterator end = cards.end();

   107 

   108         for (; it != end; ++it)

   109             (*it)->setTemplateElement(temp);

   110     }

   111 }

   112 

   113 }

   114 

   115 #endif