private void button1_Click(object sender, EventArgs e) { frm_menu fm = new frm_menu(); fm.Show(); this.Close(); }
private void button1_Click(object sender, EventArgs e) { if (textBox1.TextLength == 0) { errorProvider1.SetError(textBox1, "Enter Username"); } else { errorProvider1.Clear(); } if (textBox2.TextLength == 0) { errorProvider2.SetError(textBox2, "Enter Password"); } else { errorProvider2.Clear(); } if (textBox1.TextLength != 0 && textBox2.TextLength != 0) { try { sc.Open(); SqlDataAdapter sda = new SqlDataAdapter("select count(*) from log where u_nsme ='" + textBox1.Text + "'and pass = '******' ", sc); DataTable dt = new DataTable(); sda.Fill(dt); if (dt.Rows[0][0].ToString() == "1") { //MessageBox.Show("hari"); frm_menu fm = new frm_menu(); fm.Show(); textBox1.Clear(); textBox2.Clear(); } else { MessageBox.Show("Please Check Your Username & Password", " Warning !!! ", MessageBoxButtons.OK, MessageBoxIcon.Error); } sc.Close(); } catch (Exception ex) { MessageBox.Show(ex.Message); } } else if (textBox2.TextLength != 0 && textBox1.TextLength != 0) { MessageBox.Show("Password or username incorrect", " Warning !!! ", MessageBoxButtons.OK, MessageBoxIcon.Error); } }