private void buttonBack_Click(object sender, EventArgs e) { OwnerHome f1 = new OwnerHome(); f1.Show(); this.Hide(); }
private void buttonLogin_Click(object sender, EventArgs e) { SqlConnection con = new SqlConnection(@"Data Source=(LocalDB)\MSSQLLocalDB;AttachDbFilename=I:\C# Project\CoffeeShop\CoffeeShop\CoffeeShop.mdf;Integrated Security=True"); string query = "Select * from Admin WHERE Id= '" + textBoxUserId.Text.Trim() + "' and Password = '******'"; SqlDataAdapter sda = new SqlDataAdapter(query, con); DataTable dtbl = new DataTable(); sda.Fill(dtbl); if (dtbl.Rows.Count == 1) { OwnerHome f1 = new OwnerHome(); f1.Show(); this.Hide(); } else { MessageBox.Show("Check your User Id or Password", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error); } }