(DataFlex) Transition from ZipEntry.NextEntry to ZipEntry.GetNext

Provides instructions for replacing deprecated NextEntry method calls with GetNext.

Note: This example requires Chilkat v11.0.0 or greater.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

Use ChilkatAx-win32.pkg

Procedure Test
    Handle hoZip
    Boolean iSuccess
    Variant vEntry
    Handle hoEntry
    Boolean iFinished
    Variant vNext
    Handle hoNext
    Variant vZe
    Handle hoZe
    Boolean iEntryValid
    String sTemp1
    Boolean bTemp1

    // ------------------------------------------------------------------------
    // The NextEntry method is deprecated.
    // See below or code showing how to rewrite using EntryAt/GetNext

    Get Create (RefClass(cComChilkatZip)) To hoZip
    If (Not(IsComObjectCreated(hoZip))) Begin
        Send CreateComObject of hoZip
    End

    Get ComOpenZip Of hoZip "qa_data/zips/xml_files.zip" To iSuccess
    If (iSuccess <> True) Begin
        Get ComLastErrorText Of hoZip To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    Get ComFirstEntry Of hoZip To vEntry
    If (IsComObject(vEntry)) Begin
        Get Create (RefClass(cComChilkatZipEntry)) To hoEntry
        Set pvComObject Of hoEntry To vEntry
    End
    Get ComLastMethodSuccess Of hoZip To bTemp1
    If (bTemp1 = False) Begin
        Showln "This zip archive is empty."
        Procedure_Return
    End

    Move False To iFinished
    While (iFinished = False)

        Get ComIsDirectory Of hoEntry To bTemp1
        If (bTemp1 = False) Begin
            Get ComFileName Of hoEntry To sTemp1
            Showln sTemp1
        End
        Else Begin
            Get ComFileName Of hoEntry To sTemp1
            Showln "(directory) " sTemp1
        End

        Get ComNextEntry Of hoEntry To vNext
        If (IsComObject(vNext)) Begin
            Get Create (RefClass(cComChilkatZipEntry)) To hoNext
            Set pvComObject Of hoNext To vNext
        End
        Get ComLastMethodSuccess Of hoEntry To bTemp1
        If (bTemp1 = False) Begin
            Move True To iFinished
        End

        Send Destroy of hoEntry
        Move hoNext To hoEntry
    Loop

    Send ComCloseZip To hoZip

    Showln "----"

    // ------------------------------------------------------------------------
    // Do the equivalent using EntryAt/GetNext.

    Get ComOpenZip Of hoZip "qa_data/zips/xml_files.zip" To iSuccess

    Get Create (RefClass(cComChilkatZipEntry)) To hoZe
    If (Not(IsComObjectCreated(hoZe))) Begin
        Send CreateComObject of hoZe
    End
    Get pvComObject of hoZe to vZe
    Get ComEntryAt Of hoZip 0 vZe To iSuccess

    Move True To iEntryValid
    While (iEntryValid = True)

        Get ComIsDirectory Of hoZe To bTemp1
        If (bTemp1 = False) Begin
            Get ComFileName Of hoZe To sTemp1
            Showln sTemp1
        End
        Else Begin
            Get ComFileName Of hoZe To sTemp1
            Showln "(directory) " sTemp1
        End

        Get ComGetNext Of hoZe To iEntryValid
    Loop

    Send ComCloseZip To hoZip


End_Procedure