OpenFile Dialog MultiSelect

Author: Dave
Date: 06.18.15 - 12:40pm

This one comes to us from an old messageboard post by Aaron Young: worth mirroring to know I have a copy on hand.

    Option Explicit
    Private Const OFN_ALLOWMULTISELECT = &H200
    Private Const OFN_CREATEPROMPT = &H2000
    Private Const OFN_ENABLEHOOK = &H20
    Private Const OFN_ENABLETEMPLATE = &H40
    Private Const OFN_EXPLORER = &H80000                         '  new look commdlg
    Private Const OFN_EXTENSIONDIFFERENT = &H400
    Private Const OFN_FILEMUSTEXIST = &H1000
    Private Const OFN_HIDEREADONLY = &H4
    Private Const OFN_LONGNAMES = &H200000                       '  force long names for 3.x modules
    Private Const OFN_NOCHANGEDIR = &H8
    Private Const OFN_NODEREFERENCELINKS = &H100000
    Private Const OFN_NOLONGNAMES = &H40000                      '  force no long names for 4.x modules
    Private Const OFN_NONETWORKBUTTON = &H20000
    Private Const OFN_NOREADONLYRETURN = &H8000
    Private Const OFN_NOTESTFILECREATE = &H10000
    Private Const OFN_NOVALIDATE = &H100
    Private Const OFN_OVERWRITEPROMPT = &H2
    Private Const OFN_PATHMUSTEXIST = &H800
    Private Const OFN_READONLY = &H1
    Private Const OFN_SHAREAWARE = &H4000
    Private Const OFN_SHAREFALLTHROUGH = 2
    Private Const OFN_SHARENOWARN = 1
    Private Const OFN_SHAREWARN = 0
    Private Const OFN_SHOWHELP = &H10
    Private Type OPENFILENAME
            lStructSize As Long
            hwndOwner As Long
            hInstance As Long
            lpstrFilter As String
            lpstrCustomFilter As String
            nMaxCustFilter As Long
            nFilterIndex As Long
            lpstrFile As String
            nMaxFile As Long
            lpstrFileTitle As String
            nMaxFileTitle As Long
            lpstrInitialDir As String
            lpstrTitle As String
            flags As Long
            nFileOffset As Integer
            nFileExtension As Integer
            lpstrDefExt As String
            lCustData As Long
            lpfnHook As Long
            lpTemplateName As String
    End Type
    Private Declare Function GetOpenFileName Lib "comdlg32.dll" Alias "GetOpenFileNameA" _
 (pOpenfilename As OPENFILENAME) As Long
    Private Sub Command1_Click()
        Dim lResult As Long
        Dim vFiles As Variant
        Dim lIndex As Long, lStart As Long
        With tOPENFILENAME
            .hwndOwner = hWnd
            .nMaxFile = 2048
            .lpstrFilter = "All Files" & Chr(0) & "*.*" & Chr(0) & Chr(0)
            .lpstrFile = Space(.nMaxFile - 1) & Chr(0)
            .lStructSize = Len(tOPENFILENAME)
        End With
        lResult = GetOpenFileName(tOPENFILENAME)
        If lResult > 0 Then
            With tOPENFILENAME
                vFiles = Split(Left(.lpstrFile, InStr(.lpstrFile, Chr(0) & Chr(0)) - 1), Chr(0))
            End With
            If UBound(vFiles) = 0 Then
                List1.AddItem vFiles(0)
                For lIndex = 1 To UBound(vFiles)
                    List1.AddItem AddBS(vFiles(0)) & vFiles(lIndex)
            End If
        End If
    End Sub
    Private Function AddBS(ByVal sPath As String) As String
        If Right$(sPath, 1) <> "\" Then sPath = sPath & "\"
        AddBS = sPath
    End Function

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