private void Window_Closing(object sender, System.ComponentModel.CancelEventArgs e)
{
Owner.Visibility = Visibility.Visible;
My_storage.writeXML <ObservableCollection <manageShopping> >(App._manageshoppings, "shoppinglist.xml");
// My_storage.writeXML<List<shopping>>(App._shopping, "suggesteditems.xml");
}
private void Window_Closing(object sender, System.ComponentModel.CancelEventArgs e)
{
My_storage.writeXML <ObservableCollection <Grocery> >(App.groceries, "grocery.xml");
}