TElOfficeOpenXMLPackage provides common functionality for managing Open Office XPS and Microsoft Office OOXML documents.
Use method Open to load a document from stream or file. To check if the document is signed, use IsSigned property. To manage the contents of the document, us Package property.
To sign the document, check if it is Signable. Use AddSignature and RemoveSignature methods for adding/removing signatures. The document's signatures could be accessed via SignatureHandlers property.
To use this class in the development and distribution of your software projects, you need to purchase one of the following licenses:
OfficeBlackbox OR SecureBlackbox Data Security OR SecureBlackbox Professional