nature_net.user_controls.custom_listbox.list_all_activities C# (CSharp) Метод

        public void list_all_activities()
        {
            this.list_activities = true;
            worker.DoWork += new DoWorkEventHandler(get_all_activities);
            worker.RunWorkerCompleted += new RunWorkerCompletedEventHandler(display_all_activities);
            if (!worker.IsBusy)
                worker.RunWorkerAsync();
        }