Source/WebCore/html/HTMLSourceElement.cpp

/*
 * Copyright (C) 2007, 2008, 2010 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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 */

#include "config.h"

#if ENABLE(VIDEO)
#include "HTMLSourceElement.h"

#include "Event.h"
#include "EventNames.h"
#include "HTMLDocument.h"
#include "HTMLMediaElement.h"
#include "HTMLNames.h"
#include "Logging.h"

using namespace std;

namespace WebCore {

using namespace HTMLNames;

inline HTMLSourceElement::HTMLSourceElement(const QualifiedName& tagName, Document* document)
    : HTMLElement(tagName, document)
    , m_errorEventTimer(this, &HTMLSourceElement::errorEventTimerFired)
{
    LOG(Media, "HTMLSourceElement::HTMLSourceElement - %p", this);
    ASSERT(hasTagName(sourceTag));
}

PassRefPtr<HTMLSourceElement> HTMLSourceElement::create(const QualifiedName& tagName, Document* document)
{
    return adoptRef(new HTMLSourceElement(tagName, document));
}

void HTMLSourceElement::insertedIntoTree(bool deep)
{
    HTMLElement::insertedIntoTree(deep);
    if (parentNode() && (parentNode()->hasTagName(audioTag) || parentNode()->hasTagName(videoTag)))
        static_cast<HTMLMediaElement*>(parentNode())->sourceWasAdded(this);
}

void HTMLSourceElement::willRemove()
{
    if (parentNode() && (parentNode()->hasTagName(audioTag) || parentNode()->hasTagName(videoTag)))
        static_cast<HTMLMediaElement*>(parentNode())->sourceWillBeRemoved(this);
    HTMLElement::willRemove();
}
    
void HTMLSourceElement::setSrc(const String& url)
{
    setAttribute(srcAttr, url);
}

String HTMLSourceElement::media() const
{
    return getAttribute(mediaAttr);
}

void HTMLSourceElement::setMedia(const String& media)
{
    setAttribute(mediaAttr, media);
}

String HTMLSourceElement::type() const
{
    return getAttribute(typeAttr);
}

void HTMLSourceElement::setType(const String& type)
{
    setAttribute(typeAttr, type);
}

void HTMLSourceElement::scheduleErrorEvent()
{
    LOG(Media, "HTMLSourceElement::scheduleErrorEvent - %p", this);
    if (m_errorEventTimer.isActive())
        return;

    m_errorEventTimer.startOneShot(0);
}

void HTMLSourceElement::cancelPendingErrorEvent()
{
    LOG(Media, "HTMLSourceElement::cancelPendingErrorEvent - %p", this);
    m_errorEventTimer.stop();
}

void HTMLSourceElement::errorEventTimerFired(Timer<HTMLSourceElement>*)
{
    LOG(Media, "HTMLSourceElement::errorEventTimerFired - %p", this);
    dispatchEvent(Event::create(eventNames().errorEvent, false, true));
}

bool HTMLSourceElement::isURLAttribute(Attribute* attribute) const
{
    return attribute->name() == srcAttr;
}

}

#endif