Exemple #1
0
void EventPath::calculateTreeScopePrePostOrderNumbers()
{
    // Precondition:
    //   - TreeScopes in m_treeScopeEventContexts must be *connected* in the same tree of trees.
    //   - The root tree must be included.
    HashMap<const TreeScope*, TreeScopeEventContext*> treeScopeEventContextMap;
    for (size_t i = 0; i < m_treeScopeEventContexts.size(); ++i)
        treeScopeEventContextMap.add(&m_treeScopeEventContexts[i]->treeScope(), m_treeScopeEventContexts[i].get());
    TreeScopeEventContext* rootTree = 0;
    for (size_t i = 0; i < m_treeScopeEventContexts.size(); ++i) {
        TreeScopeEventContext* treeScopeEventContext = m_treeScopeEventContexts[i].get();
        // Use olderShadowRootOrParentTreeScope here for parent-child relationships.
        // See the definition of trees of trees in the Shado DOM spec: http://w3c.github.io/webcomponents/spec/shadow/
        TreeScope* parent = treeScopeEventContext->treeScope().olderShadowRootOrParentTreeScope();
        if (!parent) {
            ASSERT(!rootTree);
            rootTree = treeScopeEventContext;
            continue;
        }
        ASSERT(treeScopeEventContextMap.find(parent) != treeScopeEventContextMap.end());
        treeScopeEventContextMap.find(parent)->value->addChild(*treeScopeEventContext);
    }
    ASSERT(rootTree);
    rootTree->calculatePrePostOrderNumber(0);
}
void EventPath::calculateTreeScopePrePostOrderNumbers()
{
    // Precondition:
    //   - TreeScopes in m_treeScopeEventContexts must be *connected* in the same tree of trees.
    //   - The root tree must be included.
    WillBeHeapHashMap<RawPtrWillBeMember<const TreeScope>, RawPtrWillBeMember<TreeScopeEventContext>> treeScopeEventContextMap;
    for (const auto& treeScopeEventContext : m_treeScopeEventContexts)
        treeScopeEventContextMap.add(&treeScopeEventContext->treeScope(), treeScopeEventContext.get());
    TreeScopeEventContext* rootTree = 0;
    for (const auto& treeScopeEventContext : m_treeScopeEventContexts) {
        // Use olderShadowRootOrParentTreeScope here for parent-child relationships.
        // See the definition of trees of trees in the Shado DOM spec: http://w3c.github.io/webcomponents/spec/shadow/
        TreeScope* parent = treeScopeEventContext.get()->treeScope().olderShadowRootOrParentTreeScope();
        if (!parent) {
            ASSERT(!rootTree);
            rootTree = treeScopeEventContext.get();
            continue;
        }
        ASSERT(treeScopeEventContextMap.find(parent) != treeScopeEventContextMap.end());
        treeScopeEventContextMap.find(parent)->value->addChild(*treeScopeEventContext.get());
    }
    ASSERT(rootTree);
    rootTree->calculatePrePostOrderNumber(0);
}