DataFlex

Transition from Imap.FetchHeaders to Imap.FetchMsgSet

Provides instructions for replacing deprecated FetchHeaders method calls with FetchMsgSet. DataFlex

Use ChilkatAx-win32.pkg

Procedure Test
    Boolean iSuccess
    Handle hoImap
    Variant vMset
    Handle hoMset
    Variant vBundleObj
    Handle hoBundleObj
    Boolean iHeadersOnly
    Variant vBundleOut
    Handle hoBundleOut
    String sTemp1
    Boolean bTemp1

    Move False To iSuccess

    Get Create (RefClass(cComChilkatImap)) To hoImap
    If (Not(IsComObjectCreated(hoImap))) Begin
        Send CreateComObject of hoImap
    End

    // ...
    // ...

    Get Create (RefClass(cComChilkatMessageSet)) To hoMset
    If (Not(IsComObjectCreated(hoMset))) Begin
        Send CreateComObject of hoMset
    End
    Get pvComObject of hoMset to vMset
    Get ComQueryMbx Of hoImap "FROM joe@example.com" True vMset To iSuccess
    // ...
    // ...

    // ------------------------------------------------------------------------
    // The FetchHeaders method is deprecated:

    Get pvComObject of hoMset to vMset
    Get ComFetchHeaders Of hoImap vMset To vBundleObj
    If (IsComObject(vBundleObj)) Begin
        Get Create (RefClass(cComChilkatEmailBundle)) To hoBundleObj
        Set pvComObject Of hoBundleObj To vBundleObj
    End
    Get ComLastMethodSuccess Of hoImap To bTemp1
    If (bTemp1 = False) Begin
        Get ComLastErrorText Of hoImap To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    // ...
    // ...

    Send Destroy of hoBundleObj

    // ------------------------------------------------------------------------
    // Do the equivalent using FetchMsgSet.
    // Your application creates a new, empty EmailBundle object which is passed 
    // in the last argument and filled upon success.

    Move True To iHeadersOnly

    Get Create (RefClass(cComChilkatEmailBundle)) To hoBundleOut
    If (Not(IsComObjectCreated(hoBundleOut))) Begin
        Send CreateComObject of hoBundleOut
    End
    Get pvComObject of hoMset to vMset
    Get pvComObject of hoBundleOut to vBundleOut
    Get ComFetchMsgSet Of hoImap iHeadersOnly vMset vBundleOut To iSuccess
    If (iSuccess = False) Begin
        Get ComLastErrorText Of hoImap To sTemp1
        Showln sTemp1
        Procedure_Return
    End



End_Procedure