private void button1_Click(object sender, EventArgs e) { SqlConnection con = new SqlConnection("data source=DESKTOP-7KB122K\\WASSIMSQL; initial catalog=airport; integrated security=true"); if (checkBox1.Checked) { SqlCommand li = new SqlCommand("select * from Admin where admin_name = @name and admin_password = @pass", con); con.Open(); SqlParameter pass = new SqlParameter("@pass", textBox1.Text); SqlParameter name = new SqlParameter("@name", E_mail.Text); li.Parameters.Add(name); li.Parameters.Add(pass); SqlDataReader myreader = li.ExecuteReader(); if (myreader.Read()) { this.Hide(); admin admin = new admin(E_mail.Text); admin.Show(); con.Close(); } else { MessageBox.Show("the username or the password is invalid"); E_mail.Clear(); textBox1.Clear(); E_mail.Focus(); con.Close(); } } else { SqlCommand li2 = new SqlCommand("select * from Passenger where Passenger_username = @name and Passenger_password = @pass", con); con.Open(); SqlParameter pass = new SqlParameter("@pass", textBox1.Text); SqlParameter name = new SqlParameter("@name", E_mail.Text); li2.Parameters.Add(name); li2.Parameters.Add(pass); SqlDataReader myreader = li2.ExecuteReader(); if (myreader.Read()) { this.Hide(); user user = new user(E_mail.Text); user.Show(); con.Close(); } else { MessageBox.Show("the username or the password is invalid"); E_mail.Clear(); textBox1.Clear(); E_mail.Focus(); myreader.Close(); con.Close(); } } con.Close(); }
private void pictureBox2_Click(object sender, EventArgs e) { user a2 = new user(); a2.Show(); this.Hide(); }
private void button2_Click(object sender, EventArgs e) { user c1 = new user(); c1.Show(); this.Hide(); }
private void button5_Click(object sender, EventArgs e) { this.Hide(); user a = new user(); a.UserForm = this; a.Show(); }
private void button5_Click(object sender, EventArgs e) { this.Hide(); user a = new user(); a.UserForm = this; a.Show(); }
private void 用户名密码管理ToolStripMenuItem_Click(object sender, EventArgs e) { if (!config.account) { user u = new user(); u.Show(); config.account = true; } }