private void MoveUp()
{
SceneNode current = tree.GetNode(selectedNode);
SceneNode parent = tree.GetParentOf(selectedNode);
if (parent == null)
{
return;
}
List <SceneNode> siblings = parent.GetChildren();
int index = siblings.IndexOf(current);
index--;
if (index < 0)
{
selectedNode = parent.uuid;
}
else
{
selectedNode = siblings[index].uuid;
}
}
public SceneNode GetParent()
{
return(tree.GetParentOf(uuid));
}
