public static ToolStripTextBox  onKeyPress(this ToolStripTextBox toolStripTextBox, Keys onlyFireOnKey, Action <String> callback)
 {
     toolStripTextBox.KeyDown += (sender, e) =>
     {
         if (e.KeyData == onlyFireOnKey)
         {
             callback(toolStripTextBox.get_Text());
             e.SuppressKeyPress = true;
         }
     };
     return(toolStripTextBox);
 }