// Button 'All' in the hall section // Display all hall reservations private void buttonDisplayHallAll_Click(object sender, EventArgs e) { // Fetch dataset DataSet hallreservationDS = DBGetData.GetHallBookingsAll(1); if (hallreservationDS != null) { // No tables fetched if (hallreservationDS.Tables.Count == 0) { new StatusMessage("No datatable found, contact administrator."); return; } // No rows fetched else if (hallreservationDS.Tables[0].Rows.Count == 0) { new StatusMessage("No datarows found in table."); return; } // Clear labelStatus for previous messages else { new StatusMessage(""); } // Set the dataset as source for datagridview and make sure its displayed dataGridViewHall.DataSource = hallreservationDS; dataGridViewHall.DataMember = "Get_HR_All"; LoadDataGridViewHall(); } }