public PrintRentForm(SqlConnection connection)
{
InitializeComponent();
RentDataViewer.Reset();
DataTable rentData = CarRentalDbWorker.RentToPrintData(connection);
string currentUser = rentData.Rows[0][rentData.Columns[3]].ToString();
DataTable customerData = CarRentalDbWorker.RentCustomerToPrintData(connection, currentUser);
string currentCar = rentData.Rows[0][rentData.Columns[4]].ToString();
DataTable carsData = CarRentalDbWorker.RentCarToPrintData(connection, currentCar);
ReportDataSource RentDataSource = new ReportDataSource("RentData", rentData);
ReportDataSource CustomerDataSource = new ReportDataSource("CustomerData", customerData);
ReportDataSource CarDataSource = new ReportDataSource("CarData", carsData);
RentDataViewer.LocalReport.DataSources.Add(RentDataSource);
RentDataViewer.LocalReport.DataSources.Add(CustomerDataSource);
RentDataViewer.LocalReport.DataSources.Add(CarDataSource);
RentDataViewer.LocalReport.ReportEmbeddedResource = "CarRentDBApp.RentReport.rdlc";
RentDataViewer.RefreshReport();
ShowActivated = true;
Show();
}