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

        private void _list_SelectionChanged(item_generic item)
        {
            if (list_design_ideas)
            {
                string[] idea_item = ("design idea;" + item.ToString()).Split(new Char[] { ';' });
                window_manager.open_design_idea_window(idea_item, 0, item.PointToScreen(new Point(0, 0)).Y);
                _list.SelectedIndex = -1;
                return;
            }
            if (list_users)
            {
                window_manager.open_collection_window((string)item.username.Text, (int)item.Tag, 0, item.PointToScreen(new Point(0, 0)).Y);
                ///////window_manager.open_collections_balloon(item.PointToScreen(new Point(0, 0)).Y, (string)item.username.Content);
                _list.SelectedIndex = -1;
                return;
            }
            if (list_comments)
            {
                string[] idea_item = ("comment;" + item.ToString()).Split(new Char[] { ';' });
                //window_manager.open_design_idea_window(idea_item,
                //    configurations.RANDOM((int)(window_manager.main_canvas.ActualWidth - item.ActualWidth) - 20,
                //    (int)(window_manager.main_canvas.ActualWidth - item.ActualWidth)),
                //    item.PointToScreen(new Point(0, 0)).Y);
                _list.SelectedIndex = -1;
                return;
            }
            if (list_activities)
            {
                string[] activity_item = ("activity;" + item.ToString()).Split(new Char[] { ';' });
                window_manager.open_activity_window(activity_item[3], Convert.ToInt32(activity_item[1]), 0, item.PointToScreen(new Point(0, 0)).Y);
                _list.SelectedIndex = -1;
                return;
            }
            _list.SelectedIndex = -1;
        }