示例#1
0
        private void btNavInvCounts2_Click(object sender, EventArgs e)
        {
            this.Hide();
            FormInventoryCounts f2 = new FormInventoryCounts();

            f2.ShowDialog();
        }
示例#2
0
        private void loginbutton_Click(object sender, EventArgs e)
        {
            //Kim's Connection:
            //SqlConnection con = new SqlConnection();
            //con.ConnectionString = @"Data Source=DESKTOP-28THE6N\MSSQLSERVER2017;Initial Catalog=Northwind;Integrated Security=True";

            SqlConnection con = new SqlConnection(@"Data Source =SIKEISHAS-PC\SQLEXPRESS;Initial Catalog=Northwind;Integrated Security = True");

            con.Open();
            string         username = usernametextBox.Text;
            string         password = passwordtextBox.Text;
            SqlCommand     cmd      = new SqlCommand("select username, password from login where username='******'and password='******'", con);
            SqlDataAdapter da       = new SqlDataAdapter(cmd);
            DataTable      dt       = new DataTable();

            da.Fill(dt);


            if (dt.Rows.Count > 0)

            {
                this.Hide();
                FormInventoryCounts f2 = new FormInventoryCounts();
                f2.ShowDialog();
            }
            else
            {
                MessageBox.Show("Invalid Login. Check username and password.");
            }
            con.Close();
        }