private void buttonAdd_Click(object sender, EventArgs e)
{
string Msg;
if (!Validate(out Msg))
{
MessageBox.Show(Msg);
return;
}
BayWind.Address addr = new BayWind.Address()
{
Street = textBoxStreet.Text,
City = textBoxCity.Text,
State = textBoxState.Text,
Country = textBoxCountry.Text,
ZipCode = textBoxZip.Text,
AddressID = (int)AddressStore.GetNextSequence()
};
BayWind.Person p = new BayWind.Person()
{
FirstName = textBoxFirstName.Text,
LastName = textBoxLastName.Text,
PhoneNumber = textBoxPhone.Text,
AddressID = addr.AddressID
};
PeopleStore.Add(p.GetKey(), p);
AddressStore.Add(addr.AddressID, addr);
GoPreviousPage();
DisplayPage();
}
private void dataGridViewPeople_SelectionChanged(object sender, EventArgs e)
{
BayWind.Person p = GetSelectedPerson();
if (p != null)
{
DisplayFields(p);
}
}
private void buttonDelete_Click(object sender, EventArgs e)
{
BayWind.Person p = GetSelectedPerson();
if (p != null)
{
PeopleStore.Remove(p.GetKey());
GoPreviousPage();
DisplayPage();
}
}
void DisplayFields(BayWind.Person p)
{
textBoxFirstName.Text = p.FirstName;
textBoxLastName.Text = p.LastName;
textBoxPhone.Text = p.PhoneNumber;
if (AddressStore.Search(p.AddressID))
{
BayWind.Address addr = AddressStore.CurrentValue;
textBoxStreet.Text = addr.Street;
textBoxCity.Text = addr.City;
textBoxState.Text = addr.State;
textBoxCountry.Text = addr.Country;
textBoxZip.Text = addr.ZipCode;
}
}
void DisplayPage()
{
BayWind.Person[] PeopleInPage = new BayWind.Person[PageSize];
int i = 0;
while (i < PeopleInPage.Length &&
!PeopleStore.EndOfTree())
{
PeopleInPage[i++] = PeopleStore.CurrentValue;
if (!PeopleStore.MoveNext())
{
break;
}
}
if (PeopleStore.EndOfTree())
{
PeopleStore.MoveLast();
}
dataGridViewPeople.AutoGenerateColumns = true;
dataGridViewPeople.DataSource = PeopleInPage;
textBoxCount.Text = PeopleStore.Count.ToString();
}