public Product(int ID) { InitializeComponent(); lblCompanyID.Content = "" + ID + ""; var row = admin.Company(ID); lblCompanyName.Content = "Firma Adı= " + row.CompanyName + ""; lblCompanyMail.Content = "Mail Adresi= " + row.Mail + ""; var toplamsatis = admin.ToplamSatis(ID); lblCompanyToplamSatis.Content = "Toplam Satış=" + toplamsatis.ToString() + ""; txtCompany.Text = "" + row.CompanyName + ""; txtCompany.IsReadOnly = true; getLists(); var getList = servis.getView(ID); dtGridProduct.ItemsSource = getList; }