IOperationCallback.OnOperation

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Class MyOperationCallback: OperationCallback
    Parent: IWin32Window;

    Public Sub OnOperation(Operation: Integer; O1: Variant; O2: Variant; Var State: Integer);
    Var
        YesPress: Boolean;
    Begin
        YesPress := False;
        If WinApplication.YesNoCancelBox("Replace name '" + (O1 As IAuditFilterObject).Name
            + "' with '" + (O2 As IAuditFilterObject).Name + "'?", YesPress) Then
                State := YesPress ? CallbackOperationState.Replace : CallbackOperationState.Skip;
        Else
            State := CallbackOperationState.Stop;
        End If;
    End Sub OnOperation;
End Class MyOperationCallback;

Sub UserProc;
Var
    FilCon, FilConDef: IAuditFiltersContainer;
    FilObj, FilObjDef: IAuditFilterObject;
    State: Integer;
Begin
    FilCon := New AuditFiltersContainer.Create;
    FilCon.LoadFromFile("C:\Filter.xml");
    FilCon.Callback := New MyOperationCallback.Create;
    FilConDef := New AuditFiltersContainer.Create;
    FilConDef.Load;
    FilCon.Callback.OnOperation(0, FilCon.Filters.Item(1), FilConDef.Filters.Item(0), State);
    If State = CallbackOperationState.Replace Then
        FilObj := FilCon.Filters.Item(1).Edit;
        FilObjDef := FilConDef.Filters.Item(0);
        FilObj.Name := FilObjDef.Name;
        FilObj.Save;
        FilCon.SaveToFile("C:\NameRepl.xml");
    End If;
End Sub UserProc;