private void Back_Click(object sender, EventArgs e) { Manager_Function mf = new Manager_Function(); this.Hide(); mf.Show(); }
private void ok_Click(object sender, EventArgs e) { string Connection = "datasource = localhost; username = root; password =; database = tiny_library"; MySqlConnection DBconnect = new MySqlConnection(Connection); DBconnect.Open(); if (Flag == 0) { MySqlDataAdapter ad1 = new MySqlDataAdapter("Select * From login where UserName = '******'and Password = '******' ", DBconnect); DataTable dt = new DataTable(); ad1.Fill(dt); if (dt.Rows.Count == 1) { Admin_Manager_Create ad_mg = new Admin_Manager_Create(); DBconnect.Close(); this.Hide(); ad_mg.Show(); } else { MessageBox.Show("Incorrect Username or Password"); } } else if (Flag == 1) { MySqlDataAdapter ad1 = new MySqlDataAdapter("Select * From managerlogin where MUserName = '******'and MPassword = '******' ", DBconnect); MySqlCommand mc = new MySqlCommand(); DataTable dt = new DataTable(); ad1.Fill(dt); if (dt.Rows.Count == 1) { Manager_Function mf = new Manager_Function(); this.Hide(); mf.Show(); } else { MessageBox.Show("Incorrect Username or Password"); } } }