public void AddNewDirectories(object parameter)
{
IEnumerable<FinderNode> directoryNodeInSelection = SelectedNodes.Where(x => x.Type == NodeType.FORDER);
var newNode = new FinderNode(NodeType.FORDER) { Name = "New Directory" };
if (directoryNodeInSelection.Count() != 0)
_finderDirector.Add(directoryNodeInSelection.First(), newNode);
else
_finderDirector.Add(newNode);
}
public bool Contains(FinderNode node)
{
if (node.Type == NodeType.PRODUCT && string.IsNullOrEmpty(node.ItemID))
throw new ArgumentException();
return
_nodes.Any(x => x.Descendants().Contains(node)) || //이미 자식루트에서 가지고 있는 경우
_nodes.Contains(node) || //ROOT에서 가지고 있을 경우
_nodes.SelectMany(x => x.Descendants().Where(y => y.Type == NodeType.PRODUCT)).Any(x => x.ItemID == node.ItemID); //동일한 item 유니크키를 가지고 있는 경우
}
public bool Remove(FinderNode node)
{
if (!Contains(node))
return false;
ObservableCollection<FinderNode> copy = new ObservableCollection<FinderNode>(_nodes);
FinderNode parent = copy.SelectMany(x => x.Descendants()).Where(x => x.Nodes.Contains(node)).SingleOrDefault();
if (parent != null)
return parent.Nodes.Remove(node);
else
return _nodes.Remove(node); //부모를 못 찾으면 마스터 루트에 있는 것.
}
private void OnValueChanged(IControl next)
{
if (next == null || _ancestorType.IsAssignableFrom(next.GetType().GetTypeInfo()))
_subject.OnNext(next);
else
{
_child?.Dispose();
_child = new FinderNode(next, _ancestorType);
_child.Observable.Subscribe(OnChildValueChanged);
_child.Init();
}
}
/// <summary>
/// Delegate called on value changes.
/// </summary>
/// <param name="next">The next control.</param>
private void OnValueChanged(IControl next)
{
if (next == null || _ancestorType.IsAssignableFrom(next.GetType().GetTypeInfo()))
{
_subject.OnNext(next);
}
else
{
_child?.Dispose();
_child = new FinderNode(next, _ancestorType);
_child.Observable.Subscribe(OnChildValueChanged);
_child.Init();
}
}
public static IObservable <IStyledElement?> Create(IStyledElement control, Type ancestorType)
{
return(new AnonymousObservable <IStyledElement?>(observer =>
{
var finder = new FinderNode(control, ancestorType);
var subscription = finder.Observable.Subscribe(observer);
finder.Init();
return Disposable.Create(() =>
{
subscription.Dispose();
finder.Dispose();
});
}));
}
private void AddNode(FinderNode node, int index, FinderNode newNode)
{
ObservableCollection<FinderNode> children = (node == null) ? _viewModel.Nodes : node.Nodes;
if (index == -1)
{
children.Add(newNode);
}
else
{
if (0 <= index && index < children.Count())
children.Insert(index, newNode);
else
children.Add(newNode);
}
}
public static IObservable<IControl> Create(IControl control, Type ancestorType)
{
return new AnonymousObservable<IControl>(observer =>
{
var finder = new FinderNode(control, ancestorType.GetTypeInfo());
var subscription = finder.Observable.Subscribe(observer);
finder.Init();
return Disposable.Create(() =>
{
subscription.Dispose();
finder.Dispose();
});
});
}
public void Add(FinderNode parent, FinderNode child)
{
if (!Contains(child) && Contains(parent))
parent.Nodes.Add(child);
}
public void Add(FinderNode node)
{
if (!Contains(node))
_nodes.Add(node);
}
