private void button1_Click(object sender, EventArgs e) { Controller controllerObj = new Controller(); int i = controllerObj.AddWarehouse(Int16.Parse(textBox1.Text), Int16.Parse(textBox2.Text), textBox3.Text, textBox4.Text); if (i == 0) { MessageBox.Show("Warehouse Addition Failed"); } else { MessageBox.Show("Warehouse Addition Succeeded"); } }