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C++ ContainerNode::shadowRoot方法代码示例

本文整理汇总了C++中ContainerNode::shadowRoot方法的典型用法代码示例。如果您正苦于以下问题：C++ ContainerNode::shadowRoot方法的具体用法？C++ ContainerNode::shadowRoot怎么用？C++ ContainerNode::shadowRoot使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类ContainerNode的用法示例。


在下文中一共展示了ContainerNode::shadowRoot方法的5个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: notifyDescendantInsertedIntoTree

static void notifyDescendantInsertedIntoTree(ContainerNode& insertionPoint, ContainerNode& node, NodeVector& postInsertionNotificationTargets)
{
    for (Node* child = node.firstChild(); child; child = child->nextSibling()) {
        if (is<ContainerNode>(*child))
            notifyNodeInsertedIntoTree(insertionPoint, downcast<ContainerNode>(*child), postInsertionNotificationTargets);
    }

    if (ShadowRoot* root = node.shadowRoot())
        notifyNodeInsertedIntoTree(insertionPoint, *root, postInsertionNotificationTargets);
}
开发者ID:ollie314，项目名称:webkit，代码行数:10，代码来源:ContainerNodeAlgorithms.cpp

示例2: ASSERT

ComposedTreeIterator::ComposedTreeIterator(ContainerNode& root, Node& current)
    : m_rootIsInShadowTree(root.isInShadowTree())
{
    ASSERT(!is<ShadowRoot>(root));
    ASSERT(!is<ShadowRoot>(current));

    bool mayNeedShadowStack = root.shadowRoot() || (&current != &root && current.parentNode() != &root);
    if (mayNeedShadowStack)
        initializeContextStack(root, current);
    else
        m_contextStack.uncheckedAppend(Context(root, current));
}
开发者ID:eocanha，项目名称:webkit，代码行数:12，代码来源:ComposedTreeIterator.cpp

示例3: if

EventPath::EventPath(Node& originalTarget, Event& event)
    : m_event(event)
{
    bool isMouseOrFocusEvent = event.isMouseEvent() || event.isFocusEvent();
#if ENABLE(TOUCH_EVENTS)
    bool isTouchEvent = event.isTouchEvent();
#endif
    Node* node = nodeOrHostIfPseudoElement(&originalTarget);
    Node* target = node ? eventTargetRespectingTargetRules(*node) : nullptr;
    while (node) {
        while (node) {
            EventTarget* currentTarget = eventTargetRespectingTargetRules(*node);

            if (isMouseOrFocusEvent)
                m_path.append(std::make_unique<MouseOrFocusEventContext>(node, currentTarget, target));
#if ENABLE(TOUCH_EVENTS)
            else if (isTouchEvent)
                m_path.append(std::make_unique<TouchEventContext>(node, currentTarget, target));
#endif
            else
                m_path.append(std::make_unique<EventContext>(node, currentTarget, target));

            if (is<ShadowRoot>(*node))
                break;

            ContainerNode* parent = node->parentNode();
            if (!parent)
                return;

#if ENABLE(SHADOW_DOM) || ENABLE(DETAILS_ELEMENT)
            if (ShadowRoot* shadowRootOfParent = parent->shadowRoot()) {
                if (auto* assignedSlot = shadowRootOfParent->findAssignedSlot(*node)) {
                    // node is assigned to a slot. Continue dispatching the event at this slot.
                    parent = assignedSlot;
                }
            }
#endif
            node = parent;
        }

        bool exitingShadowTreeOfTarget = &target->treeScope() == &node->treeScope();
        ShadowRoot& shadowRoot = downcast<ShadowRoot>(*node);
        if (!shouldEventCrossShadowBoundary(event, shadowRoot, originalTarget))
            return;
        node = shadowRoot.host();
        if (exitingShadowTreeOfTarget)
            target = eventTargetRespectingTargetRules(*node);

    }
}
开发者ID:，项目名称:，代码行数:50，代码来源:

示例4: if

EventPath::EventPath(Node& originalTarget, Event& event)
    : m_event(event)
{
#if ENABLE(SHADOW_DOM) || ENABLE(DETAILS_ELEMENT)
    Vector<EventTarget*, 16> targetStack;
#endif

    bool isMouseOrFocusEvent = event.isMouseEvent() || event.isFocusEvent();
#if ENABLE(TOUCH_EVENTS) && !PLATFORM(IOS)
    bool isTouchEvent = event.isTouchEvent();
#endif
    EventTarget* target = nullptr;

    Node* node = nodeOrHostIfPseudoElement(&originalTarget);
    while (node) {
        if (!target)
            target = eventTargetRespectingTargetRules(*node);
        ContainerNode* parent;
        for (; node; node = parent) {
            EventTarget* currentTarget = eventTargetRespectingTargetRules(*node);
            if (isMouseOrFocusEvent)
                m_path.append(std::make_unique<MouseOrFocusEventContext>(node, currentTarget, target));
#if ENABLE(TOUCH_EVENTS) && !PLATFORM(IOS)
            else if (isTouchEvent)
                m_path.append(std::make_unique<TouchEventContext>(node, currentTarget, target));
#endif
            else
                m_path.append(std::make_unique<EventContext>(node, currentTarget, target));
            if (is<ShadowRoot>(*node))
                break;
            parent = node->parentNode();
            if (!parent)
                return;
#if ENABLE(SHADOW_DOM) || ENABLE(DETAILS_ELEMENT)
            if (ShadowRoot* shadowRootOfParent = parent->shadowRoot()) {
                if (auto* assignedSlot = shadowRootOfParent->findAssignedSlot(*node)) {
                    // node is assigned to a slot. Continue dispatching the event at this slot.
                    targetStack.append(target);
                    parent = assignedSlot;
                    target = assignedSlot;
                }
            }
#endif
            node = parent;
        }

        ShadowRoot& shadowRoot = downcast<ShadowRoot>(*node);
        // At a shadow root. Continue dispatching the event at the shadow host.
#if ENABLE(SHADOW_DOM) || ENABLE(DETAILS_ELEMENT)
        if (!targetStack.isEmpty()) {
            // Move target back to a descendant of the shadow host if the event did not originate in this shadow tree or its inner shadow trees.
            target = targetStack.last();
            targetStack.removeLast();
            ASSERT(shadowRoot.host()->contains(target->toNode()));
        } else
#endif
            target = nullptr;

        if (!shouldEventCrossShadowBoundary(event, shadowRoot, originalTarget))
            return;
        node = shadowRoot.host();
    }
}
开发者ID:sailei1，项目名称:webkit，代码行数:63，代码来源:EventDispatcher.cpp

示例5: if

NodeRenderingContext::NodeRenderingContext(Node* node)
    : m_phase(AttachingNotInTree)
    , m_node(node)
    , m_parentNodeForRenderingAndStyle(0)
    , m_visualParentShadow(0)
    , m_insertionPoint(0)
    , m_style(0)
    , m_parentFlowRenderer(0)
{
    ContainerNode* parent = m_node->parentOrHostNode();
    if (!parent)
        return;

    if (parent->isShadowRoot() && toShadowRoot(parent)->isYoungest()) {
        m_phase = AttachingShadowChild;
        m_parentNodeForRenderingAndStyle = toShadowRoot(parent)->host();
        return;
    }

    if (parent->isElementNode() || parent->isShadowRoot()) {
        if (parent->isElementNode())
            m_visualParentShadow = toElement(parent)->shadow();
        else if (parent->isShadowRoot())
            m_visualParentShadow = toShadowRoot(parent)->owner();

        if (m_visualParentShadow) {
            if ((m_insertionPoint = m_visualParentShadow->insertionPointFor(m_node))) {
                if (m_insertionPoint->shadowRoot()->isUsedForRendering()) {
                    m_phase = AttachingDistributed;
                    m_parentNodeForRenderingAndStyle = NodeRenderingContext(m_insertionPoint).parentNodeForRenderingAndStyle();
                    return;
                }
            }

            m_phase = AttachingNotDistributed;
            m_parentNodeForRenderingAndStyle = parent;
            return;
        }

        if (isShadowBoundary(parent)) {
            if (!parent->shadowRoot()->isUsedForRendering()) {
                m_phase = AttachingNotDistributed;
                m_parentNodeForRenderingAndStyle = parent;
                return;
            }

            if (toInsertionPoint(parent)->hasDistribution())
                m_phase = AttachingNotFallbacked;
            else
                m_phase = AttachingFallbacked;

            if (toInsertionPoint(parent)->isActive())
                m_parentNodeForRenderingAndStyle = NodeRenderingContext(parent).parentNodeForRenderingAndStyle();
            else
                m_parentNodeForRenderingAndStyle = parent;
            return;
        }
    }

    m_phase = AttachingStraight;
    m_parentNodeForRenderingAndStyle = parent;
}
开发者ID:Spencerx，项目名称:webkit，代码行数:62，代码来源:NodeRenderingContext.cpp


注：本文中的ContainerNode::shadowRoot方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。