예제 #1
0
 public override void Open()
 {
     if (_cell == null)
     {
         _cell = new EmptyCell(_left, _top);
     }
     _cell.Open();
 }
예제 #2
0
 public EmptyProxy(int left, int top)
     : base(left, top)
 {
     _cell = null;
 }