C# (CSharp) SpreadItems.Clear примеры использования

Пример #1

 public void SetSecurity(string board, string seccode)
 {
     Level2DataHandler.NewBestBuySell -= OnNewBestBuySell;
     Dispatcher.Invoke(() => SpreadItems.Clear());
     Board   = board;
     Seccode = seccode;
     Level2DataHandler.NewBestBuySell += OnNewBestBuySell;
 }