(DataFlex) Transition from Email.CreateMdn to Email.ToMdn

Provides instructions for replacing deprecated CreateMdn method calls with ToMdn.

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 hoEmail
    String sExplanation
    String sStatusFieldsXml
    Boolean iHeaderOnly
    Variant vEmailObj
    Handle hoEmailObj
    Variant vEmailOut
    Handle hoEmailOut
    Boolean iSuccess
    String sTemp1
    Boolean bTemp1

    Get Create (RefClass(cComChilkatEmail)) To hoEmail
    If (Not(IsComObjectCreated(hoEmail))) Begin
        Send CreateComObject of hoEmail
    End

    // ...
    // ...

    Move "..." To sExplanation
    Move "..." To sStatusFieldsXml
    Move False To iHeaderOnly

    // ------------------------------------------------------------------------
    // The CreateMdn method is deprecated:

    Get ComCreateMdn Of hoEmail sExplanation sStatusFieldsXml iHeaderOnly To vEmailObj
    If (IsComObject(vEmailObj)) Begin
        Get Create (RefClass(cComChilkatEmail)) To hoEmailObj
        Set pvComObject Of hoEmailObj To vEmailObj
    End
    Get ComLastMethodSuccess Of hoEmail To bTemp1
    If (bTemp1 = False) Begin
        Get ComLastErrorText Of hoEmail To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    // ...
    // ...

    Send Destroy of hoEmailObj

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

    Get Create (RefClass(cComChilkatEmail)) To hoEmailOut
    If (Not(IsComObjectCreated(hoEmailOut))) Begin
        Send CreateComObject of hoEmailOut
    End
    Get pvComObject of hoEmailOut to vEmailOut
    Get ComToMdn Of hoEmail sExplanation sStatusFieldsXml iHeaderOnly vEmailOut To iSuccess
    If (iSuccess = False) Begin
        Get ComLastErrorText Of hoEmail To sTemp1
        Showln sTemp1
        Procedure_Return
    End



End_Procedure