private void btnEMailChange_Click(object sender, EventArgs e) { var _frmNewPerson = new FrmNewPerson(); var userInfo = KullaniciBilgi.KullaniciBilgileri; if (_frmNewPerson.IsMailAddress(txtNewEMail.Text)) { SqlConnection connect = new SqlHelper().Connection(); connect.Open(); SqlCommand command = new SqlCommand( "UPDATE dbo.login SET kullaniciEMail = @KullaniciEMail WHERE kullaniciId=" + userInfo.kullaniciID, connect); command.Parameters.AddWithValue("@KullaniciEMail", txtNewEMail.Text); userInfo.sifre = txtNewEMail.Text; command.ExecuteNonQuery(); RadMessageBox.SetThemeName("TelerikMetro"); RadMessageBox.Show("E Mail adresiniz değiştirildi"); this.Close(); connect.Close(); } else { RadMessageBox.SetThemeName("TelerikMetro"); RadMessageBox.Show("Mail adresini doğru formatta giriniz. ([email protected])"); } }