Пример #1
0
 private void MessageToSend_OnPreviewKeyDown(object sender, KeyEventArgs e)
 {
     if (e.Key == Key.System)
     {
         var digit = KeyUtils.GetDigit(e.SystemKey);
         if (digit.HasValue)
         {
             _altMode  = true;
             e.Handled = true;
             _altChar  = (_altChar ?? 0) * 10 + digit.Value;
         }
     }
 }