protected virtual void RaiseCancelSearching(ASPxCancelSearchingEventArgs e)
        {
            var eventHandler = (ASPxCancelSearchingEventHandler)Events[cancelSearching];

            if (eventHandler != null)
            {
                eventHandler(this, e);
            }
        }
        public void CancelSearch()
        {
            var eventArgs = new ASPxCancelSearchingEventArgs();

            RaiseCancelSearching(eventArgs);

            if (eventArgs.Cancel)
            {
                return;
            }

            FilterExpression = eventArgs.CalculateFilterExpression();
            DataBind();

            SearchDetails   = eventArgs.CalculateSearchDetails().IfEmpty(SettingsText.SearchResultsEmptyDetails);
            SearchPerformed = false;
        }