private void pictureBox2_Click(object sender, EventArgs e) { mailgonder.ActiveForm.Hide(); anaekran ekrn = new anaekran(); ekrn.ShowDialog(); }
private void button1_Click(object sender, EventArgs e) { string sql = "select * from login where kullaniciAdi=@kullaniciAdi and sifre=@sifre"; String ccon = "Server=127.0.0.1; Database=rfiddb;uid=root;pwd=root"; MySqlDataAdapter adp = new MySqlDataAdapter(sql, ccon); adp.SelectCommand.Parameters.AddWithValue("kullaniciAdi", textBox1.Text); adp.SelectCommand.Parameters.AddWithValue("sifre", textBox2.Text); DataTable dt = new DataTable(); adp.Fill(dt); if (dt.Rows.Count == 0) { MessageBox.Show("Hatalı giriş yaptınız."); } else { this.Hide(); anaekran nesne = new anaekran(); nesne.ShowDialog(); } }