MDBLCLICK = HDN_ITEMDBLCLICKA
Public Const HDN_DIVIDERDBLCLICK = HDN_DIVIDERDBLCLICKA
Public Const HDN_BEGINTRACK = HDN_BEGINTRACKA
Public Const HDN_ENDTRACK = HDN_ENDTRACKA
Public Const HDN_TRACK = HDN_TRACKA

' v 4.70
Public Const HDN_BEGINDRAG = (HDN_FIRST - 10)
Public Const HDN_ENDDRAG = (HDN_FIRST - 11)

Public Type HD_HITTESTINFO
   pt As POINTAPI
   flags As Long
   iItem As Long
End Type

Public Type HD_ITEM
   mask As Long
   cxy As Long
   pszText As String
   hbm As Long
   cchTextMax As Long
   