コード例 #1
0
        public static ProductsObserver GetInstance(Employee empl)
        {
            if (State == null)
            {
                State = new ProductsObserver(empl);
            }

            if (State.employee.Id != empl.Id)
            {
                State = new ProductsObserver(empl);
            }
            return(State);
        }
コード例 #2
0
 private void ShowAllProducts_Click(object sender, RoutedEventArgs e)
 {
     WorkingArea.Content = ProductsObserver.GetInstance(employee);
 }