## SaveOptions.ProgressCallback property Called during saving a document and accepts data about saving progress. ```csharp public IDocumentSavingCallb ProgressCallback { get; set; } ``` ## Remarks ......Docm, Dotm, Dotx, Doc, Dot, Html, Mhtml, Epub, XamlFlow, or XamlFlowPack...manage a document while saving to html. ```csharp Document doc = new...