private void btnSubmit_Click(object sender, EventArgs e) { System.Windows.Forms.DialogResult result = MessageBox.Show("Submit the entry?", "Decide", MessageBoxButtons.YesNo); if (result == System.Windows.Forms.DialogResult.Yes) { Employee employee = null; if (radBtnDev.Checked == true) { employee = new Developer(); (employee as Developer).Incentive = int.Parse(textLabel6.Text); employee.Basic = int.Parse(textBs.Text); employee.Da = int.Parse(textDa.Text); employee.Hra = int.Parse(textHra.Text); employee.CalculateSalary(); employee.Name = textName.Text; employee.Id = int.Parse(textID.Text); BusinessManager.AddEmployeeIntoList(employee as Developer); //textTot.Text = employee.Total.ToString(); } else if (radBtnHr.Checked == true) { employee = new HR(); (employee as HR).Gratuity = int.Parse(textLabel6.Text); employee.Basic = int.Parse(textBs.Text); employee.Da = int.Parse(textDa.Text); employee.Hra = int.Parse(textHra.Text); employee.CalculateSalary(); //textTot.Text = employee.Total.ToString(); employee.Name = textName.Text; employee.Id = int.Parse(textID.Text); BusinessManager.AddEmployeeIntoList(employee as HR); } MessageBox.Show("Submitted successfully !!!!"); this.Close(); } else { this.Close(); } }