private void btnConnect_Click(object sender, EventArgs e) { if ((cbAddressServer.SelectedIndex == -1) || (cbNameServer.SelectedIndex == -1) || (tbUserServer.Text == String.Empty) || (tbPasswordServer.Text == String.Empty) || (cbListDataBase.SelectedIndex == -1)) { MessageBox.Show(MessageUser.AllMargin, MessageUser.TitleApp, MessageBoxButtons.OK, MessageBoxIcon.Error); } else { Registry_Class registryData = new Registry_Class(); registryData.SetRegistry(cbAddressServer.Text, cbNameServer.Text, cbListDataBase.Text, tbUserServer.Text, tbPasswordServer.Text); DBConnection.LogConnection = true; AuthorizationForm authorizationForm = new AuthorizationForm(); authorizationForm.ShowDialog(); Close(); } }