コード例 #1
0
        private void button2_Click(object sender, EventArgs e)
        {
            this.Hide();
            Naslovna n = new Naslovna();

            n.Show();
        }
コード例 #2
0
        private void button1_Click(object sender, EventArgs e)
        {
            SqlConnection cn = new SqlConnection("Data Source=DESKTOP-BC1Q6PE\tihana;Initial Catalog=diplomski1;User ID=sa");

            cn.Open();
            SqlCommand    cmd = new SqlCommand("select * from user1 where username = '******' and password '" + txtPassword.Text + "'", cn);
            SqlDataReader dr;

            dr = cmd.ExecuteReader();
            int count = 0;

            while (dr.Read())
            {
                count += 1;
            }
            if (count == 1)
            {
                MessageBox.Show("OK");
                Naslovna naa = new Naslovna();
                naa.Show();
            }
            else if (count > 0)
            {
                MessageBox.Show("Duplicirano username i password");
            }
            else
            {
                MessageBox.Show("Username i password nisu ispravni");
            }
            txtPassword.Clear();
            txtUsername.Clear();
        }
コード例 #3
0
        private void label14_Click(object sender, EventArgs e)
        {
            this.Hide();
            Naslovna naa = new Naslovna();

            naa.Show();
        }