大家进来看看

CMenuEx menu;
    menu.LoadMenu(IDR_MENU_TREE);
//载入事先定义的菜单
    CMenuEx* pMenu = (CMenuEx*)menu.GetSubMenu(0);
    CPoint pos;
    GetCursorPos(&pos);
    pMenu->TrackPopupMenu(TPM_LEFTALIGN|TPM_RIGHTBUTTON,
pos.x, pos.y, AfxGetMainWnd());

    弹出的菜单项自动的变灰了,大虾们我不要它变灰,怎么弄