void RemoteScrollingTreeTextStream::dump(const ScrollingStateTree& stateTree, bool changedPropertiesOnly)
{
RemoteScrollingTreeTextStream& ts = *this;
dumpProperty(ts, "has changed properties", stateTree.hasChangedProperties());
dumpProperty(ts, "has new root node", stateTree.hasNewRootStateNode());
if (stateTree.rootStateNode())
recursiveDumpNodes(*stateTree.rootStateNode(), changedPropertiesOnly);
if (!stateTree.removedNodes().isEmpty())
dumpProperty<Vector<ScrollingNodeID>>(ts, "removed-nodes", stateTree.removedNodes());
}
void ScrollingTree::removeDestroyedNodes(const ScrollingStateTree& stateTree)
{
for (const auto& removedNodeID : stateTree.removedNodes()) {
m_nodeMap.remove(removedNodeID);
if (removedNodeID == m_latchedNode)
clearLatchedNode();
}
}
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);
}
}