Attribute VB_Name = "VersionBas"
' **** Global variables used in both forms ****

Public StrucVer As String
Public ProdVer As String
Public FileFlags As String
Public FileOS As String
Public FileType As String
Public FileSubType As String
 
Type VS_FIXEDFILEINFO
   dwSignature As Long
   dwStrucVersionl As Integer     '  e.g. = &h0000 = 0
   dwStrucVersionh As Integer     '  e.g. = &h0042 = .42
   dwFileVersionMSl As Integer    '  e.g. = &h0003 = 3
   dwFileVersionMSh As Integer    '  e.g. = &h0075 = .75
   dwFileVersionLSl As Integer    '  e.g. = &h0000 = 0
   dwFileVersionLSh As Integer    '  e.g. = &h0031 = .31
   dwProductVersionMSl As Integer '  e.g. = &h0003 = 3
   dwProductVersionMSh As Integer '  e.g. = &h0010 = .1
   dwProductVersionLSl As Integer '  e.g. = &h0000 = 0
   dwProductVersionLSh As Integer '  e.g. = &h0031 = .31
   dwFileFlagsMask As Long        '  = &h3F for version "0.42"
   dwFileFlags As Long            '  e.g. VFF_DEBUG Or VFF_PRERELEASE
   dwFileOS As Long               '  e.g. VOS_DOS_WINDOWS16
   dwFileType As Long             '  e.g. VFT_DRIVER
   dwFileSubtype As Long          '  e.g. VFT2_DRV_KEYBOARD
   dwFileDateMS As Long           '  e.g. 0
   dwFileDateLS As Long           '  e.g. 0
End Type
 
Declare Function GetFileVersionInfo Lib "Version.dll" Alias "GetFileVersionInfoA" (ByVal lptstrFilename As String, ByVal dwhandle As Long, ByVal dwlen As Long, lpData As Any) As Long
Declare Function GetFileVersionInfoSize Lib "Version.dll" Alias "GetFileVersionInfoSizeA" (ByVal lptstrFilename As String, lpdwHandle As Long) As Long
Declare Function VerQueryValue Lib "Version.dll" Alias "VerQueryValueA" (pBlock As Any, ByVal lpSubBlock As String, lplpBuffer As Any, puLen As Long) As Long
Declare Sub MoveMemory Lib "kernel32" Alias "RtlMoveMemory" (dest As Any, ByVal Source As Long, ByVal length As Long)
Declare Function GetSystemDirectory Lib "kernel32" Alias "GetSystemDirectoryA" (ByVal Path As String, ByVal cbBytes As Long) As Long
 
' ===== From Win32 Ver.h =================
' ----- VS_VERSION.dwFileFlags -----
Public Const VS_FFI_SIGNATURE = &HFEEF04BD
Public Const VS_FFI_STRUCVERSION = &H10000
Public Const VS_FFI_FILEFLAGSMASK = &H3F&
 
' ----- VS_VERSION.dwFileFlags -----
Public Const VS_FF_DEBUG = &H1
Public Const VS_FF_PRERELEASE = &H2
Public Const VS_FF_PATCHED = &H4
Public Const VS_FF_PRIVATEBUILD = &H8
Public Const VS_FF_INFOINFERRED = &H10
Public Const VS_FF_SPECIALBUILD = &H20
 
' ----- VS_VERSION.dwFileOS -----
Public Const VOS_UNKNOWN = &H0
Public Const VOS_DOS = &H10000
Public Const VOS_OS216 = &H20000
Public Const VOS_OS232 = &H30000
Public Const VOS_NT = &H40000
 
Public Const VOS__BASE = &H0
Public Const VOS__WINDOWS16 = &H1
Public Const VOS__PM16 = &H2
Public Const VOS__PM32 = &H3
Public Const VOS__WINDOWS32 = &H4
 
Public Const VOS_DOS_WINDOWS16 = &H10001
Public Const VOS_DOS_WINDOWS32 = &H10004
Public Const VOS_OS216_PM16 = &H20002
Public Const VOS_OS232_PM32 = &H30003
Public Const VOS_NT_WINDOWS32 = &H40004
 
' ----- VS_VERSION.dwFileType -----
Public Const VFT_UNKNOWN = &H0
Public Const VFT_APP = &H1
Public Const VFT_DLL = &H2
Public Const VFT_DRV = &H3
Public Const VFT_FONT = &H4
Public Const VFT_VXD = &H5
Public Const VFT_STATIC_LIB = &H7
 
' ----- VS_VERSION.dwFileSubtype for VFT_WINDOWS_DRV -----
Public Const VFT2_UNKNOWN = &H0
Public Const VFT2_DRV_PRINTER = &H1
Public Const VFT2_DRV_KEYBOARD = &H2
Public Const VFT2_DRV_LANGUAGE = &H3
Public Const VFT2_DRV_DISPLAY = &H4
Public Const VFT2_DRV_MOUSE = &H5
Public Const VFT2_DRV_NETWORK = &H6
Public Const VFT2_DRV_SYSTEM = &H7
Public Const VFT2_DRV_INSTALLABLE = &H8
Public Const VFT2_DRV_SOUND = &H9
Public Const VFT2_DRV_COMM = &HA
 
Public Function FileVer(FullFileName As String) As String
   '*** Get Version Info ****
   Dim rc                As Long
   Dim lDummy            As Long
   Dim sBuffer()         As Byte
   Dim lBufferLen        As Long
   Dim lVerPointer       As Long
   Dim udtVerBuffer      As VS_FIXEDFILEINFO
   Dim lVerbufferLen     As Long
 
   '*** Get size ****
   lBufferLen = GetFileVersionInfoSize(FullFileName, lDummy)
   If lBufferLen < 1 Then
      FileVer = "???"
      Exit Function
   End If
 
   '**** Store info to udtVerBuffer struct ****
   ReDim sBuffer(lBufferLen)
   rc = GetFileVersionInfo(FullFileName, 0&, lBufferLen, sBuffer(0))
   rc = VerQueryValue(sBuffer(0), "\", lVerPointer, lVerbufferLen)
   MoveMemory udtVerBuffer, lVerPointer, Len(udtVerBuffer)
 
   '**** Determine File Version number ****
   FileVer = Format$(udtVerBuffer.dwFileVersionMSh) & "." & Format$(udtVerBuffer.dwFileVersionMSl) & "." & Format$(udtVerBuffer.dwFileVersionLSl)
End Function