private void button1_Click(object sender, EventArgs e) { kullaniciSayfasi kullaniciSayfasi = new kullaniciSayfasi(); this.Hide(); kullaniciSayfasi.Show(); }
private void btn_login_Click(object sender, EventArgs e) { eposta = txt_username.Text; sifre = txt_password.Text; SqlConnection sqlcon = new SqlConnection(@"Data Source=(LocalDB)\MSSQLLocalDB;AttachDbFilename=C:\Users\DKE10017\source\repos\ShiftManagementSystem\ShiftManagementSystem\db\DB.mdf;Integrated Security=True;Connect Timeout=30"); string query = "Select * from tbl_Login where eposta ='" + eposta.Trim() + "' and password = '******'"; SqlDataAdapter sda = new SqlDataAdapter(query, sqlcon); DataTable dtbl = new DataTable(); sda.Fill(dtbl); if (dtbl.Rows.Count >= 1) { kullaniciSayfasi kullaniciSayfasi = new kullaniciSayfasi(); this.Hide(); kullaniciSayfasi.Show(); } else { MessageBox.Show("Kullanıcı adınız veya şifreniz hatalıdır."); } }