How to detect a change of focus highlighted item in the ListView? Thanks. #include <File.au3> #include <GUIConstantsEx.au3> #include <GUIListView.au3> #include <WindowsConstants.au3> $Form = GUICreate('', 600, 600) $ListView = GUICtrlCreateListView(' ', 10, 10, 280, 580, BitOR($LVS_NOCOLUMNHEADER, $LVS_SINGLESEL, $LVS_SHOWSELALWAYS, $LVS_SORTASCENDING)) $hListView = GUICtrlGetHandle($ListView) _GUICtrlListView_SetColumnWidth($ListView, 0, 258 + 100) GUIRegisterMsg