C++ (Cpp) scrollingTreeNodeDidScroll Exemples

Exemple #1

Fichier : ScrollingTree.cpp Projet : cheekiatng/webkit

void ScrollingTree::scrollPositionChangedViaDelegatedScrolling(ScrollingNodeID nodeID, const WebCore::FloatPoint& scrollPosition, bool inUserInteration)
{
    ScrollingTreeNode* node = nodeForID(nodeID);
    if (!is<ScrollingTreeOverflowScrollingNode>(node))
        return;

    // Update descendant nodes
    downcast<ScrollingTreeOverflowScrollingNode>(*node).updateLayersAfterDelegatedScroll(scrollPosition);

    // Update GraphicsLayers and scroll state.
    scrollingTreeNodeDidScroll(nodeID, scrollPosition, inUserInteration ? SyncScrollingLayerPosition : SetScrollingLayerPosition);
}

Exemple #2

void ScrollingTree::scrollPositionChangedViaDelegatedScrolling(ScrollingNodeID nodeID, const WebCore::FloatPoint& scrollPosition)
{
    ScrollingTreeNode* node = nodeForID(nodeID);
    if (!node)
        return;

    if (node->nodeType() != OverflowScrollingNode)
        return;

    // Update descendant nodes
    toScrollingTreeScrollingNode(node)->updateLayersAfterDelegatedScroll(scrollPosition);

    // Update GraphicsLayers and scroll state.
    scrollingTreeNodeDidScroll(nodeID, scrollPosition);
}