private void Login_btn_submit_Click(object sender, EventArgs e) { DB db = new DB(); DataRow dr = null; userID = Login_tb_userId.Text; userPwd = Login_tb_userPwd.Text; string sqlStr = "select user_id,user_pwd from Z_USER where user_id='" + userID + "' and user_pwd='" + userPwd + "'"; dr = db.GetDataRow(sqlStr); Console.Write(dr); if (dr == null) { MessageBox.Show("用户名或者密码错误!"); Login_tb_userId.Text = ""; Login_tb_userPwd.Text = ""; Login_tb_userId.Focus(); } else { if (userID == "admin") { Main main = new Main(); main.Show(); this.Hide(); } else { Main2 main2 = new Main2(); main2.Show(); this.Hide(); } } }
private void Login_btn_reset_Click(object sender, EventArgs e) { Login_tb_userId.Text = ""; Login_tb_userPwd.Text = ""; Login_tb_userId.Focus(); }