private void Add_Click(object sender, RoutedEventArgs e)
{
Company company = companiesList.SelectedItem as Company;
if (company == null)
{
return;
}
// создаем объект Phone
Phone phone = new Phone
{
Name = nameBox.Text,
Price = Int32.Parse(priceBox.Text),
Company = company,
CompanyId = company.Id
};
using (MobileContext db = new MobileContext())
{
db.Phones.Add(phone);
if (db.SaveChanges() > 0)
{
phones.Add(phone);
}
}
}
/// <summary>
/// Инициализирует одноэлементный объект приложения. Это первая выполняемая строка разрабатываемого
/// кода; поэтому она является логическим эквивалентом main() или WinMain().
/// </summary>
public App()
{
this.InitializeComponent();
this.Suspending += OnSuspending;
using (var db = new MobileContext())
{
// db.Database.Migrate();
}
}
private void PhonesListPage_Loaded(object sender, RoutedEventArgs e)
{
using (MobileContext db = new MobileContext())
{
phones = new ObservableCollection <Phone>(db.Phones.ToList());
companies = db.Companies.ToList();
}
companiesList.ItemsSource = companies;
phonesList.ItemsSource = phones;
}
private void Delete_Click(object sender, RoutedEventArgs e)
{
// получаем выделеный пункт меню
if (companiesList.SelectedItem != null)
{
Company company = companiesList.SelectedItem as Company;
if (company != null)
{
using (MobileContext db = new MobileContext())
{
db.Companies.Remove(company);
db.SaveChanges();
companiesList.ItemsSource = db.Companies.ToList();
}
}
}
}
protected override void OnNavigatedTo(NavigationEventArgs e)
{
if (e.Parameter != null)
{
int id = (int)e.Parameter;
using (MobileContext db = new MobileContext())
{
company = db.Companies.FirstOrDefault(c => c.Id == id);
}
}
if (company != null)
{
headerBlock.Text = "Редактирование компании";
nameBox.Text = company.Name;
}
}
private void Save_Click(object sender, RoutedEventArgs e)
{
using (MobileContext db = new MobileContext())
{
if (company != null)
{
company.Name = nameBox.Text;
db.Companies.Update(company);
}
else
{
db.Companies.Add(new Company {
Name = nameBox.Text
});
}
db.SaveChanges();
}
GoToMainPage();
}
