private async void btnSave_Click(object sender, EventArgs e)
{
var id = txtIdNo.Text;
var name = txtFullName.Text;
var address = txtAddress.Text;
var contactNo = txtContact.Text;
var email = txtEmail.Text;
var dateOfJoin = dateTimePicker.Text;
var gpa = txtGPA.Text;
using (var context = new StudentManagementContext())
{
var emp = new Student(id, name, address, contactNo, email, dateOfJoin, gpa);
context.Employees.Add(emp);
await context.SaveChangesAsync();
}
//instance event args and value has been passed
var args = new IdentityEventArgs(id, name, address, contactNo, email, dateOfJoin, gpa);
//Event has be raised with update arguments of delegate
IdentityUpdated?.Invoke(this, args);
this.Hide();
}
private void UpdateRecord(object sender, IdentityEventArgs e)
{
dataGridView.Rows[_row].Cells[0].Value = e.Id;
dataGridView.Rows[_row].Cells[1].Value = e.FullName;
dataGridView.Rows[_row].Cells[2].Value = e.Address;
dataGridView.Rows[_row].Cells[3].Value = e.Contact;
dataGridView.Rows[_row].Cells[4].Value = e.Email;
dataGridView.Rows[_row].Cells[5].Value = e.Designation;
dataGridView.Rows[_row].Cells[6].Value = e.Department;
dataGridView.Rows[_row].Cells[7].Value = e.DateOfJoin;
dataGridView.Rows[_row].Cells[8].Value = e.WageRate;
dataGridView.Rows[_row].Cells[9].Value = e.WorkedHour;
}
private void SaveRecord(object sender, IdentityEventArgs e)
{
try
{
var count = dataGridView.Rows.Count - 1;
dataGridView.Rows.Add();
dataGridView.Rows[count].Cells[0].Value = e.Id;
dataGridView.Rows[count].Cells[1].Value = e.FullName;
dataGridView.Rows[count].Cells[2].Value = e.Address;
dataGridView.Rows[count].Cells[3].Value = e.Contact;
dataGridView.Rows[count].Cells[4].Value = e.Email;
dataGridView.Rows[count].Cells[5].Value = e.Designation;
dataGridView.Rows[count].Cells[6].Value = e.Department;
dataGridView.Rows[count].Cells[7].Value = e.DateOfJoin;
dataGridView.Rows[count].Cells[8].Value = e.WageRate;
dataGridView.Rows[count].Cells[9].Value = e.WorkedHour;
}
catch (Exception exception)
{
MessageBox.Show(exception.Message, "Error !", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
