/**

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

 *

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

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

 * License as published by the Free Software Foundation; either

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

 *

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

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

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

 * Library General Public License for more details.

 *

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

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

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

 * Boston, MA 02110-1301, USA.

 *

 */

#include "config.h"

#if ENABLE(WML)

#include "WMLAnchorElement.h"

#include "EventNames.h"

#include "KeyboardEvent.h"

#include "WMLTaskElement.h"

#include "HTMLNames.h"

namespace WebCore {

WMLAnchorElement::WMLAnchorElement(const QualifiedName& tagName, Document* doc)

    : WMLAElement(tagName, doc)

    , m_task(0)

{

    // Calling setIsLink(), and returning a non-null value on CSSStyleSelectors' linkAttribute

    // method, makes it possible to 'appear as link' (just like <a href="..">) without the need to

    // actually set the href value to an empty value in the DOM tree.

    setIsLink();

}

WMLAnchorElement::~WMLAnchorElement()

{

}

void WMLAnchorElement::defaultEventHandler(Event* event)

{

    bool shouldHandle = false;

    if (event->type() == eventNames().clickEvent)

        shouldHandle = true;

    else if (event->type() == eventNames().keydownEvent && event->isKeyboardEvent() && focused())

        shouldHandle = static_cast<KeyboardEvent*>(event)->keyIdentifier() == "Enter";

    if (shouldHandle && m_task) {

        m_task->executeTask();

        event->setDefaultHandled();

        return;

    }

    // Skip WMLAElement::defaultEventHandler, we don't own a href attribute, that needs to be handled.

    WMLElement::defaultEventHandler(event); 

}

void WMLAnchorElement::registerTask(WMLTaskElement* task)

{

    ASSERT(!m_task);

    m_task = task;

}

void WMLAnchorElement::deregisterTask(WMLTaskElement* task)

{

    ASSERT_UNUSED(task, m_task == task);

    m_task = 0;

}

}

#endif