private void DeleteButton_Click(object sender, EventArgs e)
{
if (IdBox.Text.Length == 0)
{
return;
}
DialogResult result = MessageBox.Show(
"Delete " + NameBox.Text + "?", "Confirm",
MessageBoxButtons.YesNo,
MessageBoxIcon.Question,
MessageBoxDefaultButton.Button2);
if (result == DialogResult.Yes)
{
Data.Teacher teacher = Program.Entities.Teachers
.Where(s => s.TeacherId == IdBox.Text)
.FirstOrDefault();
Program.Entities.Teachers.Remove(teacher);
Program.Entities.SaveChanges();
Reset();
}
}
private void SaveButton_Click(object sender, EventArgs e)
{
var id = IdBox.Text.Trim();
if (id.Length == 0)
{
ErrorLabel.Text = "Needs an id";
return;
}
var name = NameBox.Text.Trim();
if (name.Length == 0)
{
ErrorLabel.Text = "Needs a name";
return;
}
var address = AddressBox.Text.Trim();
if (address.Length == 0)
{
ErrorLabel.Text = "Needs an address";
return;
}
if (!MaleButton.Checked && !FemaleButton.Checked)
{
ErrorLabel.Text = "Needs a gender";
return;
}
var gender = MaleButton.Checked ? "Male" : "Female";
var phone = PhoneBox.Text.Trim();
if (phone.Length == 0)
{
ErrorLabel.Text = "Needs a phone number";
return;
}
Data.Teacher teacher = mode == EditMode.INSERT
? new Data.Teacher()
: Program.Entities.Teachers.Where(s => s.TeacherId == id).FirstOrDefault();
teacher.TeacherId = id;
teacher.Name = name;
teacher.Address = address;
teacher.Gender = gender;
teacher.DateofBirth = DobBox.Value;
teacher.PhoneNumber = phone;
if (mode == EditMode.INSERT)
{
Program.Entities.Teachers.Add(teacher);
}
Program.Entities.SaveChanges();
Reset();
ChangeMode(null);
}
