/// <summary> /// Gets the items data. /// </summary> /// <returns></returns> public DataTable GetItemsData() { DataTable result = null; if (panelItems.Visible) { result = manager.Search( filter.Text, filter.SelectedKnowledgeTypes, filter.SelectedCategories, filter.SelectedKeywords, filter.SelectedKnowledgeStatuses); headerItems.Text = string.Format("Items: count ({0})", result.Rows.Count); } return(result); }