C++ HTMLMediaElement::error方法代码示例

JSValue jsHTMLMediaElementError(ExecState* exec, JSValue slotBase, const Identifier&)
{
    JSHTMLMediaElement* castedThis = static_cast<JSHTMLMediaElement*>(asObject(slotBase));
    UNUSED_PARAM(exec);
    HTMLMediaElement* imp = static_cast<HTMLMediaElement*>(castedThis->impl());
    JSValue result = toJS(exec, castedThis->globalObject(), WTF::getPtr(imp->error()));
    return result;
}

JSValue* JSHTMLMediaElement::getValueProperty(ExecState* exec, int token) const
{
    switch (token) {
    case ErrorAttrNum: {
        HTMLMediaElement* imp = static_cast<HTMLMediaElement*>(impl());
        return toJS(exec, WTF::getPtr(imp->error()));
    }
    case SrcAttrNum: {
        HTMLMediaElement* imp = static_cast<HTMLMediaElement*>(impl());
        return jsString(exec, imp->src());
    }
    case CurrentSrcAttrNum: {
        HTMLMediaElement* imp = static_cast<HTMLMediaElement*>(impl());
        return jsString(exec, imp->currentSrc());
    }
    case NetworkStateAttrNum: {
        HTMLMediaElement* imp = static_cast<HTMLMediaElement*>(impl());
        return jsNumber(exec, imp->networkState());
    }
    case BufferingRateAttrNum: {
        HTMLMediaElement* imp = static_cast<HTMLMediaElement*>(impl());
        return jsNumber(exec, imp->bufferingRate());
    }
    case BufferedAttrNum: {
        HTMLMediaElement* imp = static_cast<HTMLMediaElement*>(impl());
        return toJS(exec, WTF::getPtr(imp->buffered()));
    }
    case ReadyStateAttrNum: {
        HTMLMediaElement* imp = static_cast<HTMLMediaElement*>(impl());
        return jsNumber(exec, imp->readyState());
    }
    case SeekingAttrNum: {
        HTMLMediaElement* imp = static_cast<HTMLMediaElement*>(impl());
        return jsBoolean(imp->seeking());
    }
    case CurrentTimeAttrNum: {
        HTMLMediaElement* imp = static_cast<HTMLMediaElement*>(impl());
        return jsNumber(exec, imp->currentTime());
    }
    case DurationAttrNum: {
        HTMLMediaElement* imp = static_cast<HTMLMediaElement*>(impl());
        return jsNumber(exec, imp->duration());
    }
    case PausedAttrNum: {
        HTMLMediaElement* imp = static_cast<HTMLMediaElement*>(impl());
        return jsBoolean(imp->paused());
    }
    case DefaultPlaybackRateAttrNum: {
        HTMLMediaElement* imp = static_cast<HTMLMediaElement*>(impl());
        return jsNumber(exec, imp->defaultPlaybackRate());
    }
    case PlaybackRateAttrNum: {
        HTMLMediaElement* imp = static_cast<HTMLMediaElement*>(impl());
        return jsNumber(exec, imp->playbackRate());
    }
    case PlayedAttrNum: {
        HTMLMediaElement* imp = static_cast<HTMLMediaElement*>(impl());
        return toJS(exec, WTF::getPtr(imp->played()));
    }
    case SeekableAttrNum: {
        HTMLMediaElement* imp = static_cast<HTMLMediaElement*>(impl());
        return toJS(exec, WTF::getPtr(imp->seekable()));
    }
    case EndedAttrNum: {
        HTMLMediaElement* imp = static_cast<HTMLMediaElement*>(impl());
        return jsBoolean(imp->ended());
    }
    case AutoplayAttrNum: {
        HTMLMediaElement* imp = static_cast<HTMLMediaElement*>(impl());
        return jsBoolean(imp->autoplay());
    }
    case StartAttrNum: {
        HTMLMediaElement* imp = static_cast<HTMLMediaElement*>(impl());
        return jsNumber(exec, imp->start());
    }
    case EndAttrNum: {
        HTMLMediaElement* imp = static_cast<HTMLMediaElement*>(impl());
        return jsNumber(exec, imp->end());
    }
    case LoopStartAttrNum: {
        HTMLMediaElement* imp = static_cast<HTMLMediaElement*>(impl());
        return jsNumber(exec, imp->loopStart());
    }
    case LoopEndAttrNum: {
        HTMLMediaElement* imp = static_cast<HTMLMediaElement*>(impl());
        return jsNumber(exec, imp->loopEnd());
    }
    case PlayCountAttrNum: {
        HTMLMediaElement* imp = static_cast<HTMLMediaElement*>(impl());
        return jsNumber(exec, imp->playCount());
    }
    case CurrentLoopAttrNum: {
        HTMLMediaElement* imp = static_cast<HTMLMediaElement*>(impl());
        return jsNumber(exec, imp->currentLoop());
    }
    case ControlsAttrNum: {
        HTMLMediaElement* imp = static_cast<HTMLMediaElement*>(impl());
        return jsBoolean(imp->controls());
    }
    case VolumeAttrNum: {
//.........这里部分代码省略.........

PlatformMenuDescription ContextMenuClientImpl::getCustomMenuFromDefaultItems(
    ContextMenu* defaultMenu)
{
    // Displaying the context menu in this function is a big hack as we don't
    // have context, i.e. whether this is being invoked via a script or in
    // response to user input (Mouse event WM_RBUTTONDOWN,
    // Keyboard events KeyVK_APPS, Shift+F10). Check if this is being invoked
    // in response to the above input events before popping up the context menu.
    if (!m_webView->contextMenuAllowed())
        return 0;

    HitTestResult r = defaultMenu->hitTestResult();
    Frame* selectedFrame = r.innerNonSharedNode()->document()->frame();

    WebContextMenuData data;
    data.mousePosition = selectedFrame->view()->contentsToWindow(r.point());

    // Compute edit flags.
    data.editFlags = WebContextMenuData::CanDoNone;
    if (m_webView->focusedWebCoreFrame()->editor()->canUndo())
        data.editFlags |= WebContextMenuData::CanUndo;
    if (m_webView->focusedWebCoreFrame()->editor()->canRedo())
        data.editFlags |= WebContextMenuData::CanRedo;
    if (m_webView->focusedWebCoreFrame()->editor()->canCut())
        data.editFlags |= WebContextMenuData::CanCut;
    if (m_webView->focusedWebCoreFrame()->editor()->canCopy())
        data.editFlags |= WebContextMenuData::CanCopy;
    if (m_webView->focusedWebCoreFrame()->editor()->canPaste())
        data.editFlags |= WebContextMenuData::CanPaste;
    if (m_webView->focusedWebCoreFrame()->editor()->canDelete())
        data.editFlags |= WebContextMenuData::CanDelete;
    // We can always select all...
    data.editFlags |= WebContextMenuData::CanSelectAll;
    data.editFlags |= WebContextMenuData::CanTranslate;

    // Links, Images, Media tags, and Image/Media-Links take preference over
    // all else.
    data.linkURL = r.absoluteLinkURL();

    if (!r.absoluteImageURL().isEmpty()) {
        data.srcURL = r.absoluteImageURL();
        data.mediaType = WebContextMenuData::MediaTypeImage;
    } else if (!r.absoluteMediaURL().isEmpty()) {
        data.srcURL = r.absoluteMediaURL();

        // We know that if absoluteMediaURL() is not empty, then this
        // is a media element.
        HTMLMediaElement* mediaElement =
            static_cast<HTMLMediaElement*>(r.innerNonSharedNode());
        if (mediaElement->hasTagName(HTMLNames::videoTag))
            data.mediaType = WebContextMenuData::MediaTypeVideo;
        else if (mediaElement->hasTagName(HTMLNames::audioTag))
            data.mediaType = WebContextMenuData::MediaTypeAudio;

        if (mediaElement->error())
            data.mediaFlags |= WebContextMenuData::MediaInError;
        if (mediaElement->paused())
            data.mediaFlags |= WebContextMenuData::MediaPaused;
        if (mediaElement->muted())
            data.mediaFlags |= WebContextMenuData::MediaMuted;
        if (mediaElement->loop())
            data.mediaFlags |= WebContextMenuData::MediaLoop;
        if (mediaElement->supportsSave())
            data.mediaFlags |= WebContextMenuData::MediaCanSave;
        if (mediaElement->hasAudio())
            data.mediaFlags |= WebContextMenuData::MediaHasAudio;
        if (mediaElement->hasVideo())
            data.mediaFlags |= WebContextMenuData::MediaHasVideo;
        if (mediaElement->controls())
            data.mediaFlags |= WebContextMenuData::MediaControls;
    } else if (r.innerNonSharedNode()->hasTagName(HTMLNames::objectTag)
               || r.innerNonSharedNode()->hasTagName(HTMLNames::embedTag)) {
        RenderObject* object = r.innerNonSharedNode()->renderer();
        if (object && object->isWidget()) {
            Widget* widget = toRenderWidget(object)->widget();
            if (widget && widget->isPluginContainer()) {
                WebPluginContainerImpl* plugin = static_cast<WebPluginContainerImpl*>(widget);
                WebString text = plugin->plugin()->selectionAsText();
                if (!text.isEmpty()) {
                    data.selectedText = text;
                    data.editFlags |= WebContextMenuData::CanCopy;
                }
                data.editFlags &= ~WebContextMenuData::CanTranslate;
                data.linkURL = plugin->plugin()->linkAtPosition(data.mousePosition);
            }
        }
    }

    data.isImageBlocked =
        (data.mediaType == WebContextMenuData::MediaTypeImage) && !r.image();

    // If it's not a link, an image, a media element, or an image/media link,
    // show a selection menu or a more generic page menu.
    data.frameEncoding = selectedFrame->loader()->writer()->encoding();

    // Send the frame and page URLs in any case.
    data.pageURL = urlFromFrame(m_webView->mainFrameImpl()->frame());
    if (selectedFrame != m_webView->mainFrameImpl()->frame())
        data.frameURL = urlFromFrame(selectedFrame);

//.........这里部分代码省略.........

void ContextMenuClientImpl::showContextMenu(const WebCore::ContextMenu* defaultMenu)
{
    // Displaying the context menu in this function is a big hack as we don't
    // have context, i.e. whether this is being invoked via a script or in
    // response to user input (Mouse event WM_RBUTTONDOWN,
    // Keyboard events KeyVK_APPS, Shift+F10). Check if this is being invoked
    // in response to the above input events before popping up the context menu.
    if (!m_webView->contextMenuAllowed())
        return;

    HitTestResult r = m_webView->page()->contextMenuController().hitTestResult();
    LocalFrame* selectedFrame = r.innerNodeFrame();

    WebContextMenuData data;
    IntPoint mousePoint = selectedFrame->view()->contentsToWindow(r.roundedPointInInnerNodeFrame());

    // FIXME(bokan): crbug.com/371902 - We shouldn't be making these scale
    // related coordinate transformatios in an ad hoc way.
    PinchViewport& pinchViewport = selectedFrame->host()->pinchViewport();
    mousePoint -= flooredIntSize(pinchViewport.visibleRect().location());
    mousePoint.scale(m_webView->pageScaleFactor(), m_webView->pageScaleFactor());
    data.mousePosition = mousePoint;

    // Compute edit flags.
    data.editFlags = WebContextMenuData::CanDoNone;
    if (toLocalFrame(m_webView->focusedWebCoreFrame())->editor().canUndo())
        data.editFlags |= WebContextMenuData::CanUndo;
    if (toLocalFrame(m_webView->focusedWebCoreFrame())->editor().canRedo())
        data.editFlags |= WebContextMenuData::CanRedo;
    if (toLocalFrame(m_webView->focusedWebCoreFrame())->editor().canCut())
        data.editFlags |= WebContextMenuData::CanCut;
    if (toLocalFrame(m_webView->focusedWebCoreFrame())->editor().canCopy())
        data.editFlags |= WebContextMenuData::CanCopy;
    if (toLocalFrame(m_webView->focusedWebCoreFrame())->editor().canPaste())
        data.editFlags |= WebContextMenuData::CanPaste;
    if (toLocalFrame(m_webView->focusedWebCoreFrame())->editor().canDelete())
        data.editFlags |= WebContextMenuData::CanDelete;
    // We can always select all...
    data.editFlags |= WebContextMenuData::CanSelectAll;
    data.editFlags |= WebContextMenuData::CanTranslate;

    // Links, Images, Media tags, and Image/Media-Links take preference over
    // all else.
    data.linkURL = r.absoluteLinkURL();

    if (isHTMLCanvasElement(r.innerNonSharedNode())) {
        data.mediaType = WebContextMenuData::MediaTypeCanvas;
    } else if (!r.absoluteImageURL().isEmpty()) {
        data.srcURL = r.absoluteImageURL();
        data.mediaType = WebContextMenuData::MediaTypeImage;
        data.mediaFlags |= WebContextMenuData::MediaCanPrint;
    } else if (!r.absoluteMediaURL().isEmpty()) {
        data.srcURL = r.absoluteMediaURL();

        // We know that if absoluteMediaURL() is not empty, then this
        // is a media element.
        HTMLMediaElement* mediaElement = toHTMLMediaElement(r.innerNonSharedNode());
        if (isHTMLVideoElement(*mediaElement))
            data.mediaType = WebContextMenuData::MediaTypeVideo;
        else if (isHTMLAudioElement(*mediaElement))
            data.mediaType = WebContextMenuData::MediaTypeAudio;

        if (mediaElement->error())
            data.mediaFlags |= WebContextMenuData::MediaInError;
        if (mediaElement->paused())
            data.mediaFlags |= WebContextMenuData::MediaPaused;
        if (mediaElement->muted())
            data.mediaFlags |= WebContextMenuData::MediaMuted;
        if (mediaElement->loop())
            data.mediaFlags |= WebContextMenuData::MediaLoop;
        if (mediaElement->supportsSave())
            data.mediaFlags |= WebContextMenuData::MediaCanSave;
        if (mediaElement->hasAudio())
            data.mediaFlags |= WebContextMenuData::MediaHasAudio;
        // Media controls can be toggled only for video player. If we toggle
        // controls for audio then the player disappears, and there is no way to
        // return it back. Don't set this bit for fullscreen video, since
        // toggling is ignored in that case.
        if (mediaElement->hasVideo() && !mediaElement->isFullscreen())
            data.mediaFlags |= WebContextMenuData::MediaCanToggleControls;
        if (mediaElement->controls())
            data.mediaFlags |= WebContextMenuData::MediaControls;
    } else if (isHTMLObjectElement(*r.innerNonSharedNode()) || isHTMLEmbedElement(*r.innerNonSharedNode())) {
        RenderObject* object = r.innerNonSharedNode()->renderer();
        if (object && object->isWidget()) {
            Widget* widget = toRenderWidget(object)->widget();
            if (widget && widget->isPluginContainer()) {
                data.mediaType = WebContextMenuData::MediaTypePlugin;
                WebPluginContainerImpl* plugin = toWebPluginContainerImpl(widget);
                WebString text = plugin->plugin()->selectionAsText();
                if (!text.isEmpty()) {
                    data.selectedText = text;
                    data.editFlags |= WebContextMenuData::CanCopy;
                }
                data.editFlags &= ~WebContextMenuData::CanTranslate;
                data.linkURL = plugin->plugin()->linkAtPosition(data.mousePosition);
                if (plugin->plugin()->supportsPaginatedPrint())
                    data.mediaFlags |= WebContextMenuData::MediaCanPrint;

                HTMLPlugInElement* pluginElement = toHTMLPlugInElement(r.innerNonSharedNode());
//.........这里部分代码省略.........