internal JetListViewNode Add(object item, JetListViewNode parentNode)
{
lock (this)
{
_lastUpdatedNode = null;
if (parentNode == null)
{
parentNode = _rootNode;
}
if (parentNode != _rootNode)
{
_flatList = false;
}
CollapseState oldCollapseState = parentNode.CollapseState;
JetListViewNode node = new JetListViewNode(this, item);
parentNode.AddChild(node);
_nodeMap.Add(item, node);
if (_filters != null)
{
filtersAccept = _filters.AcceptNode(node);
node.SetFiltersAccept(filtersAccept);
if (!filtersAccept)
{
parentNode.UpdateUnacceptedChildCount();
}
}
OnNodeAdded(node);
if (IsNodeVisible(node))
{
OnVisibleNodeAdded(node);
}
if (parentNode != _rootNode && IsNodeVisible(parentNode) &&
oldCollapseState != parentNode.CollapseState)
{
OnNodeChanged(parentNode);
}
return(node);
}
}
internal void SetNodeParent(JetListViewNode childNode, JetListViewNode parentNode)
{
lock (this)
{
if (parentNode == null)
{
parentNode = _rootNode;
}
if (parentNode != _rootNode)
{
_flatList = false;
}
if (parentNode != childNode.Parent)
{
childNode.Parent.RemoveChild(childNode);
parentNode.AddChild(childNode);
OnMultipleNodesChanged();
}
}
}