' IMPORTANT: This demo uses VBA so if you have it disabled please temporary enable
' by going to Tools - Macro - Security.. and changing the security mode to ""Medium""
' to Ask if you want enable macro or not. Then close and reopen this Excel document

' You should have evaluation version of the ByteScout SDK installed to get it working - get it from https://bytescout.com

' If you are getting error message like
' "File or assembly named Bytescout SDK, or one of its dependencies, was not found"
' then please try the following:
'
' - Close Excel
' - (for Office 2003 only) download and install this hotfix from Microsoft:
' http://www.microsoft.com/downloads/details.aspx?FamilyId=1B0BFB35-C252-43CC-8A2A-6A64D6AC4670&displaylang=en
'
' and then try again!
'
' If you have any questions please contact us at http://bytescout.com/support/ or at support@bytescout.com
                            

'==============================================
'References used
'=================
'Bytescout Barcode Reader SDK
'
' IMPORTANT:
' ==============================================================
'1) Add the ActiveX reference in Tools -> References
'2) Enter path of folder containing barcode files's value into text box
'3) Get All files into that folder and iterage through it
'4) Read all barcodes into each file and write all values into cells
'==================================================================

Option Explicit


Sub Barcode_Click()

'Fetch the Worksheet
Dim mySheet As Worksheet
Set mySheet = Worksheets(1)     'Barcode_Data Sheet


' Set Initial Value
mySheet.Range("A2").Value = "Barcode Value"
mySheet.Range("B2").Value = "File Name"

Dim InputFolder As String

InputFolder = mySheet.OLEObjects("TextBox1").Object.Value

' Set cell index value
Dim CellIndex As Integer
CellIndex = 2

If InputFolder = "" Then
    MsgBox "Input Folder value is empty"
Else
    Call ProcessFolder(InputFolder, mySheet, CellIndex)
End If

End Sub

 
Sub ProcessFolder(ByVal folderPath As String, ByRef mySheet As Worksheet, ByRef CellIndex As Integer)
    
    Dim Reader As New Bytescout_BarCodeReader.Reader
    Set Reader = CreateObject("Bytescout.BarCodeReader.Reader")
    
    ' Set multiple barcode types for searching
    Reader.BarcodeTypesToFind.Code39 = True
    Reader.BarcodeTypesToFind.QRCode = True
    Reader.BarcodeTypesToFind.PDF417 = True
    Reader.BarcodeTypesToFind.EAN13 = True
    
    ' define allowed input images extensions
    Dim inputImagesExtensions As String
    inputImagesExtensions = "JPG,JPEG,PNG,BMP,PDF,TIF"

    Dim objFSO
    Set objFSO = CreateObject("Scripting.FileSystemObject")

    Dim objFolder
    Set objFolder = objFSO.GetFolder(folderPath)
    
    Dim colFiles
    Set colFiles = objFolder.Files
    
    If colFiles.Count = 0 Then
        MsgBox "Entered Folder contains no files"
    Else
    
        Dim objFile
        For Each objFile In colFiles
    
            ' Check the file type
            If InStr(inputImagesExtensions, UCase(objFSO.GetExtensionName(objFile.Name))) > 0 Then
                Reader.ReadFromFile objFile.Path
    
                Dim i
                For i = 0 To Reader.FoundCount - 1
                    ' Get cell value
                    CellIndex = (CellIndex + 1)
                    
                    mySheet.Range("A" + CStr(CellIndex)).Value = Reader.GetFoundBarcodeValue(i)
                    mySheet.Range("B" + CStr(CellIndex)).Value = objFile.Name
                Next
            End If
        Next
    
        Dim subFolder
        For Each subFolder In objFolder.SubFolders
            ProcessFolder subFolder, mySheet, CellIndex
        Next
    
    End If

End Sub

' IMPORTANT: This demo uses VBA so if you have it disabled please temporary enable
' by going to Tools - Macro - Security.. and changing the security mode to ""Medium""
' to Ask if you want enable macro or not. Then close and reopen this Excel document

' You should have evaluation version of the ByteScout SDK installed to get it working - get it from https://bytescout.com

' If you are getting error message like
' "File or assembly named Bytescout SDK, or one of its dependencies, was not found"
' then please try the following:
'
' - Close Excel
' - (for Office 2003 only) download and install this hotfix from Microsoft:
' http://www.microsoft.com/downloads/details.aspx?FamilyId=1B0BFB35-C252-43CC-8A2A-6A64D6AC4670&displaylang=en
'
' and then try again!
'
' If you have any questions please contact us at http://bytescout.com/support/ or at support@bytescout.com