never query all the tree in X.H.ManageHook
never query all the tree in X.H.ManageHook

xmonad/xmonad-contrib,f1u77y/xmonad-contrib,CaptainPatate/xmonad-contrib,xmonad/xmonad-contrib,CaptainPatate/xmonad-contrib,CaptainPatate/xmonad-contrib,f1u77y/xmonad-contrib