/// <summary>
 /// 
 /// </summary>
 /// <param name="e"></param>
 protected virtual void OnButtonClick(DataGridViewMultiButtonEventArgs e)
 {
     if (ButtonClick != null)
         ButtonClick(this, e);
 }
 /// <summary>
 /// 
 /// </summary>
 /// <param name="e"></param>
 protected internal void PerformClick(DataGridViewMultiButtonEventArgs e)
 {
     OnButtonClick(e);
 }