//for state combo box
private void cmbCountry_SelectedIndexChanged(object sender, EventArgs e)
{
int id = (int)cmbCountry.SelectedValue;
cmbStateId.DisplayMember = "StateName";
cmbStateId.ValueMember = "PKStateId";
cmbStateId.DataSource = stateDB.FilteredState(id);
}
//for filtering the data
public List <State> FilterState(int Id)
{
StateDB = new StateDB();
return(StateDB.FilteredState(Id));
}
