private void btnContractTypes_Click(object sender, EventArgs e)
{
ContractType ct = new ContractType();
List <ContractType> readContractTypeData = new List <ContractType>();
readContractTypeData = ct.GetBLContractType();
btnUpdateContract.Visible = false;
btnAddContractType.Visible = true;
dgvContracts.DataSource = readContractTypeData;
}
private void Refresh()
{
Service s = new Service();
Client c = new Client();
Product p = new Product();
ContractType ct = new ContractType();
List <Service> serviceData = new List <Service>();
List <Client> clientData = new List <Client>();
List <Product> productData = new List <Product>();
List <ContractType> contractTypeData = new List <ContractType>();
serviceData = s.GetBLService();
clientData = c.GetCustomer();
productData = p.GetBLProduct();
contractTypeData = ct.GetBLContractType();
dgvServices.DataSource = serviceData;
dgvClients.DataSource = clientData;
dgvProducts.DataSource = productData;
dgvContractTypes.DataSource = contractTypeData;
dgvServices.Columns[0].Visible = false;
dgvServices.Columns[4].Visible = false;
dgvServices.Columns[5].Visible = false;
dgvServices.ClearSelection();
dgvClients.Columns[0].Visible = false;
dgvClients.ClearSelection();
dgvProducts.Columns[0].Visible = false;
dgvProducts.Columns[2].Visible = false;
dgvProducts.Columns[3].Visible = false;
dgvProducts.ClearSelection();
dgvContractTypes.Columns[0].Visible = false;
dgvContractTypes.Columns[5].Visible = false;
dgvContractTypes.ClearSelection();
}