Odblokowywanie pliku PPT za pomocą C++

auto loadOptions = MakeObject<LoadOptions>();
loadOptions->set_Password(u"password");

auto presentation = MakeObject<Presentation>(u"encrypted-presentation.ppt", loadOptions);

presentation->get_ProtectionManager()->RemoveEncryption();
presentation->Save(u"unlocked-presentation.ppt", SaveFormat::Ppt);
presentation->Dispose();

auto presentation = MakeObject<Presentation>(u"write-protected-presentation.ppt");

presentation->get_ProtectionManager()->RemoveWriteProtection();
presentation->Save(u"unlocked-write-protected-presentation.ppt", SaveFormat::Ppt);
presentation->Dispose();