private void btn_return_Click(object sender, EventArgs e) { //link to return book form return_bk rbk = new return_bk(); rbk.Show(); }
private void buttonEcllipse4_Click(object sender, EventArgs e) { register_bk bk = new register_bk(); register_member rm = new register_member(); return_bk rbk = new return_bk(); borrowbk bbk = new borrowbk(); con = new SqlConnection(ConnectionString); string query = "select * from [dbo].[user_tbl] "; cmd = new SqlCommand(query, con); //create variables for sdr = cmd.ExecuteReader(); con.Open(); while (sdr.Read()) { string uname = sdr["username"].ToString(); cmbUser.Items.Add(uname); } }