public void RemoveChild(TreeViewItemModel child)
{
if (_children.Contains(child))
{
child.Parent = null;
_children.Remove(child);
}
}
public void AddChild(TreeViewItemModel child)
{
if (!_children.Contains(child))
{
child.Parent = this;
SetAddedChildLocation(child);
_children.Add(child);
}
}
protected virtual void SetAddedChildLocation(TreeViewItemModel child)
{
child.Location = Location.Merge(child.Location);
}
