diff -r 000000000000 -r 4f2f89ce4247 WebCore/loader/MediaDocument.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/WebCore/loader/MediaDocument.cpp Fri Sep 17 09:02:29 2010 +0300 @@ -0,0 +1,206 @@ +/* + * Copyright (C) 2008 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 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 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 + * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY + * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include "config.h" + +#if ENABLE(VIDEO) +#include "MediaDocument.h" + +#include "DocumentLoader.h" +#include "EventNames.h" +#include "Frame.h" +#include "FrameLoaderClient.h" +#include "HTMLEmbedElement.h" +#include "HTMLNames.h" +#include "HTMLVideoElement.h" +#include "KeyboardEvent.h" +#include "MainResourceLoader.h" +#include "NodeList.h" +#include "RawDataDocumentParser.h" + +namespace WebCore { + +using namespace HTMLNames; + +// FIXME: Share more code with PluginDocumentParser. +class MediaDocumentParser : public RawDataDocumentParser { +public: + MediaDocumentParser(Document* document) + : RawDataDocumentParser(document) + , m_mediaElement(0) + { + } + +private: + virtual void appendBytes(DocumentWriter*, const char*, int, bool); + + void createDocumentStructure(); + + HTMLMediaElement* m_mediaElement; +}; + +void MediaDocumentParser::createDocumentStructure() +{ + ExceptionCode ec; + RefPtr rootElement = document()->createElement(htmlTag, false); + document()->appendChild(rootElement, ec); + + RefPtr body = document()->createElement(bodyTag, false); + body->setAttribute(styleAttr, "background-color: rgb(38,38,38);"); + + rootElement->appendChild(body, ec); + + RefPtr mediaElement = document()->createElement(videoTag, false); + + m_mediaElement = static_cast(mediaElement.get()); + m_mediaElement->setAttribute(controlsAttr, ""); + m_mediaElement->setAttribute(autoplayAttr, ""); + m_mediaElement->setAttribute(styleAttr, "margin: auto; position: absolute; top: 0; right: 0; bottom: 0; left: 0;"); + + m_mediaElement->setAttribute(nameAttr, "media"); + m_mediaElement->setSrc(document()->url()); + + body->appendChild(mediaElement, ec); + + Frame* frame = document()->frame(); + if (!frame) + return; + + frame->loader()->activeDocumentLoader()->mainResourceLoader()->setShouldBufferData(false); +} + +void MediaDocumentParser::appendBytes(DocumentWriter*, const char*, int, bool) +{ + ASSERT(!m_mediaElement); + if (m_mediaElement) + return; + + createDocumentStructure(); + finish(); +} + +MediaDocument::MediaDocument(Frame* frame, const KURL& url) + : HTMLDocument(frame, url) + , m_replaceMediaElementTimer(this, &MediaDocument::replaceMediaElementTimerFired) +{ + setParseMode(Compat); +} + +MediaDocument::~MediaDocument() +{ + ASSERT(!m_replaceMediaElementTimer.isActive()); +} + +DocumentParser* MediaDocument::createParser() +{ + return new MediaDocumentParser(this); +} + +void MediaDocument::defaultEventHandler(Event* event) +{ + // Match the default Quicktime plugin behavior to allow + // clicking and double-clicking to pause and play the media. + Node* targetNode = event->target()->toNode(); + if (targetNode && targetNode->hasTagName(videoTag)) { + HTMLVideoElement* video = static_cast(targetNode); + if (event->type() == eventNames().clickEvent) { + if (!video->canPlay()) { + video->pause(event->fromUserGesture()); + event->setDefaultHandled(); + } + } else if (event->type() == eventNames().dblclickEvent) { + if (video->canPlay()) { + video->play(event->fromUserGesture()); + event->setDefaultHandled(); + } + } + } + + if (event->type() == eventNames().keydownEvent && event->isKeyboardEvent()) { + HTMLVideoElement* video = 0; + if (targetNode) { + if (targetNode->hasTagName(videoTag)) + video = static_cast(targetNode); + else { + RefPtr nodeList = targetNode->getElementsByTagName("video"); + if (nodeList.get()->length() > 0) + video = static_cast(nodeList.get()->item(0)); + } + } + if (video) { + KeyboardEvent* keyboardEvent = static_cast(event); + if (keyboardEvent->keyIdentifier() == "U+0020") { // space + if (video->paused()) { + if (video->canPlay()) + video->play(event->fromUserGesture()); + } else + video->pause(event->fromUserGesture()); + event->setDefaultHandled(); + } + } + } +} + +void MediaDocument::mediaElementSawUnsupportedTracks() +{ + // The HTMLMediaElement was told it has something that the underlying + // MediaPlayer cannot handle so we should switch from