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      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 "WMLEventHandlingElement.h"
     25 
     26 #include "WMLCardElement.h"
     27 #include "WMLDoElement.h"
     28 #include "WMLIntrinsicEventHandler.h"
     29 #include "WMLOptionElement.h"
     30 #include "WMLTaskElement.h"
     31 #include "WMLTemplateElement.h"
     32 #include "WMLNames.h"
     33 
     34 namespace WebCore {
     35 
     36 using namespace WMLNames;
     37 
     38 WMLEventHandlingElement::WMLEventHandlingElement()
     39 {
     40 }
     41 
     42 WMLEventHandlingElement::~WMLEventHandlingElement()
     43 {
     44 }
     45 
     46 void WMLEventHandlingElement::createEventHandlerIfNeeded()
     47 {
     48     if (!m_eventHandler)
     49         m_eventHandler.set(new WMLIntrinsicEventHandler);
     50 }
     51 
     52 void WMLEventHandlingElement::registerDoElement(WMLDoElement* doElement, Document* document)
     53 {
     54     Vector<WMLDoElement*>::iterator it = m_doElements.begin();
     55     Vector<WMLDoElement*>::iterator end = m_doElements.end();
     56 
     57     for (; it != end; ++it) {
     58         if ((*it)->name() == doElement->name()) {
     59             reportWMLError(document, WMLErrorDuplicatedDoElement);
     60             return;
     61         }
     62     }
     63 
     64     ASSERT(m_doElements.find(doElement) == WTF::notFound);
     65     m_doElements.append(doElement);
     66     doElement->setActive(true);
     67 }
     68 
     69 void WMLEventHandlingElement::deregisterDoElement(WMLDoElement* doElement)
     70 {
     71     doElement->setActive(false);
     72 
     73     size_t position = m_doElements.find(doElement);
     74     if (position == WTF::notFound)
     75         return;
     76 
     77     m_doElements.remove(position);
     78 }
     79 
     80 WMLEventHandlingElement* toWMLEventHandlingElement(WMLElement* element)
     81 {
     82     if (!element->isWMLElement())
     83         return 0;
     84 
     85     if (element->hasTagName(cardTag))
     86         return static_cast<WMLCardElement*>(element);
     87     else if (element->hasTagName(optionTag))
     88         return static_cast<WMLOptionElement*>(element);
     89     else if (element->hasTagName(templateTag))
     90         return static_cast<WMLTemplateElement*>(element);
     91 
     92     return 0;
     93 }
     94 
     95 }
     96 
     97 #endif
     98