 Interface to mWindowsHook for DLL:
Public Enum EHTHookTypeConstants
   [_WH_MIN] = -1
   WH_CALLWNDPROC = 4
   WH_CBT = 5
   WH_DEBUG = 9
   WH_FOREGROUNDIDLE = 11
   WH_GETMESSAGE = 3
   'WH_HARDWARE = 8 ' Not implemented in Win32
   WH_JOURNALRECORD = 0
   WH_JOURNALPLAYBACK = 1
   WH_KEYBOARD = 2
   WH_MOUSE = 7
   WH_MSGFILTER = (-1)
   WH_SHELL = 10
   WH_SYSMSGFILTER = 6
   WH_CALLWNDPROCRET = 12
   [_WH_MAX] = 14
End Enum

Public Enum EHTMsgFilterCodes
   MSGF_DDEMGR = &amp;H8001
   MSGF_DIALOGBOX =