void ScrollingTree::removeDestroyedNodes(ScrollingStateTree* stateTree)
{
const Vector<ScrollingNodeID>& removedNodes = stateTree->removedNodes();
size_t size = removedNodes.size();
for (size_t i = 0; i < size; ++i) {
ScrollingTreeNode* node = m_nodeMap.take(removedNodes[i]);
// Never destroy the root node. There will be a new root node in the state tree, and we will
// associate it with our existing root node in updateTreeFromStateNode().
if (node && node->parent())
m_rootNode->removeChild(node);
}
}
void ScrollingTree::removeDestroyedNodes(const ScrollingStateTree& stateTree)
{
for (const auto& removedNode : stateTree.removedNodes()) {
ScrollingTreeNode* node = m_nodeMap.take(removedNode);
if (!node)
continue;
if (node->scrollingNodeID() == m_latchedNode)
clearLatchedNode();
// Never destroy the root node. There will be a new root node in the state tree, and we will
// associate it with our existing root node in updateTreeFromStateNode().
if (node->parent())
m_rootNode->removeChild(node);
}
}
