예제 #1
0
        private void btnGoback_Click(object sender, EventArgs e)
        {
            frmAdmin newform = new frmAdmin();

            this.Hide();
            newform.Show();
        }
예제 #2
0
        private void btnLogin_Click(object sender, EventArgs e)
        {
            OpenSqlConnection();
            string     query   = "Select TENDANGNHAP from NHANVIEN where TENDANGNHAP='" + txtUsername.Text + "'and MATKHAU='" + txtPassword.Text + "'and IDCHUCVU='QL'";
            string     query1  = "Select TENDANGNHAP from NHANVIEN where TENDANGNHAP='" + txtUsername.Text + "' and MATKHAU='" + txtPassword.Text + "'and IDCHUCVU='NV'";
            SqlCommand cmd     = new SqlCommand(query, conn);
            SqlCommand cmd1    = new SqlCommand(query1, conn);
            var        verify  = cmd.ExecuteScalar();
            var        verify1 = cmd1.ExecuteScalar();

            conn.Close();
            if (verify != null)
            {
                frmAdmin newform = new frmAdmin();
                this.Hide();
                newform.Show();
            }
            else if (verify1 != null)
            {
                frmStaff newfrm = new frmStaff();
                this.Hide();
                newfrm.Show();
            }
            else
            {
                MessageBox.Show("Log in failed!", "Retry", MessageBoxButtons.RetryCancel, MessageBoxIcon.Error);
            }
        }