1 /*

     2  * Copyright (C) 2007, 2008, 2010 Apple Inc. All rights reserved.

     3  *

     4  * Redistribution and use in source and binary forms, with or without

     5  * modification, are permitted provided that the following conditions

     6  * are met:

     7  * 1. Redistributions of source code must retain the above copyright

     8  *    notice, this list of conditions and the following disclaimer.

     9  * 2. Redistributions in binary form must reproduce the above copyright

    10  *    notice, this list of conditions and the following disclaimer in the

    11  *    documentation and/or other materials provided with the distribution.

    12  *

    13  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY

    14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

    15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

    16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR

    17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

    18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

    19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

    20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY

    21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

    22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

    23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 

    24  */

    25 

    26 #include "config.h"

    27 

    28 #if ENABLE(VIDEO)

    29 #include "HTMLSourceElement.h"

    30 

    31 #include "Event.h"

    32 #include "EventNames.h"

    33 #include "HTMLDocument.h"

    34 #include "HTMLMediaElement.h"

    35 #include "HTMLNames.h"

    36 

    37 using namespace std;

    38 

    39 namespace WebCore {

    40 

    41 using namespace HTMLNames;

    42 

    43 inline HTMLSourceElement::HTMLSourceElement(const QualifiedName& tagName, Document* document)

    44     : HTMLElement(tagName, document)

    45     , m_errorEventTimer(this, &HTMLSourceElement::errorEventTimerFired)

    46 {

    47     ASSERT(hasTagName(sourceTag));

    48 }

    49 

    50 PassRefPtr<HTMLSourceElement> HTMLSourceElement::create(const QualifiedName& tagName, Document* document)

    51 {

    52     return adoptRef(new HTMLSourceElement(tagName, document));

    53 }

    54 

    55 void HTMLSourceElement::insertedIntoDocument()

    56 {

    57     HTMLElement::insertedIntoDocument();

    58     if (parentNode() && (parentNode()->hasTagName(audioTag) ||  parentNode()->hasTagName(videoTag))) {

    59         HTMLMediaElement* media = static_cast<HTMLMediaElement*>(parentNode());

    60         if (media->networkState() == HTMLMediaElement::NETWORK_EMPTY)

    61             media->scheduleLoad();

    62     }

    63 }

    64 

    65 KURL HTMLSourceElement::src() const

    66 {

    67     return getNonEmptyURLAttribute(srcAttr);

    68 }

    69 

    70 void HTMLSourceElement::setSrc(const String& url)

    71 {

    72     setAttribute(srcAttr, url);

    73 }

    74 

    75 String HTMLSourceElement::media() const

    76 {

    77     return getAttribute(mediaAttr);

    78 }

    79 

    80 void HTMLSourceElement::setMedia(const String& media)

    81 {

    82     setAttribute(mediaAttr, media);

    83 }

    84 

    85 String HTMLSourceElement::type() const

    86 {

    87     return getAttribute(typeAttr);

    88 }

    89 

    90 void HTMLSourceElement::setType(const String& type)

    91 {

    92     setAttribute(typeAttr, type);

    93 }

    94 

    95 void HTMLSourceElement::scheduleErrorEvent()

    96 {

    97     if (m_errorEventTimer.isActive())

    98         return;

    99 

   100     m_errorEventTimer.startOneShot(0);

   101 }

   102 

   103 void HTMLSourceElement::cancelPendingErrorEvent()

   104 {

   105     m_errorEventTimer.stop();

   106 }

   107 

   108 void HTMLSourceElement::errorEventTimerFired(Timer<HTMLSourceElement>*)

   109 {

   110     dispatchEvent(Event::create(eventNames().errorEvent, false, true));

   111 }

   112 

   113 bool HTMLSourceElement::isURLAttribute(Attribute* attribute) const

   114 {

   115     return attribute->name() == srcAttr;

   116 }

   117 

   118 }

   119 

   120 #endif