void RecreateRootItems()
{
foreach (var child in m_TreeViewRootItems)
{
((IPoolable)child).ReturnToPool();
}
m_TreeViewRootItems.Clear();
EntityHierarchyPool.ReturnAllVisualElements(this);
if (m_Hierarchy?.Strategy == null)
{
return;
}
using (var rootNodes = m_Hierarchy.Strategy.GetChildren(EntityHierarchyNodeId.Root, Allocator.TempJob))
{
foreach (var node in rootNodes)
{
m_TreeViewRootItems.Add(EntityHierarchyPool.GetTreeViewItem(null, node, m_Hierarchy));
}
}
}
void IPoolable.ReturnToPool() => EntityHierarchyPool.ReturnVisualElement(this);
VisualElement OnMakeItem() => EntityHierarchyPool.GetVisualElement(this);
