Function OnCollapse

Libraries/PropertyGrid/PropertyList.h:952–957

   }

   LRESULT OnCollapse(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM lParam, BOOL& /*bHandled*/)
   {
      ATLASSERT(lParam);
      CollapseItem(reinterpret_cast<IProperty*>(lParam));
      return 0;
   }

   LRESULT OnSelChange(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/)
   {