private void đăngXuấtToolStripMenuItem_Click(object sender, EventArgs e) { this.Hide(); frLogin login = new frLogin(); login.Show(); }
public void CheckConfig() { if (System.IO.File.Exists(path) == false) { MessageBox.Show("Đây là lần đầu tiên bạn chạy ứng dụng ?"); frConfig c = new frConfig(); c.Show(); } else { try { string test = "Server = " + ConfigurationManager.AppSettings["Server"] + "; Database = " + ConfigurationManager.AppSettings["Database"] + ";Integrated Security = true;"; SqlConnection checkConnect = new SqlConnection(test); checkConnect.Open(); frLogin l = new frLogin(); l.Show(); } catch { MessageBox.Show("Your Configuration information doesn't correct, please check your info now"); frConfig c = new frConfig(); c.Show(); } } }