WPF中的ListView怎么时实现全选全消

WPF中的ListView如何时实现全选全消?

C# code

 if (this.chkSelectAll.IsChecked == true)            {                foreach (hl_whs_move_getCmdByTypeResult item in g.Items)                {                                   }            }            else            {                g.SelectedItems.Clear();            }