public frmLoginServer showKetNoiCSDL() { frmLoginServer F = new frmLoginServer(); F.ShowDialog(); F.Activate(); return(null); }
private void frmMain_Load(object sender, EventArgs e) { try { clsConnection.ReadKeys(); if (clsConnection.ServerName == null || clsConnection.Databasename == null || clsConnection.LoginName == null || clsConnection.LoginPassword == null) { frmLoginServer F = new frmLoginServer(); F.ShowDialog(); if (frmLoginServer.isConnect == false) { Application.Exit(); } else { DangNhapHeThong(); } } else { if (clsConnection.IsCheckConnect(clsConnection.ServerName, clsConnection.Databasename, clsConnection.LoginName, clsConnection.LoginPassword) == false) { frmLoginServer F = new frmLoginServer(); F.ShowDialog(); if (frmLoginServer.isConnect == false) { Application.Exit(); } else { DangNhapHeThong(); } } else { DangNhapHeThong(); } } } catch (Exception Loi) { MessageBox.Show("Lỗi kết nối cơ sở dữ liệu", "Thông báo lỗi", MessageBoxButtons.OK, MessageBoxIcon.Error); } }