Permissions Egenskap

Denna API-post behåller identifierare, signaturer, kodblock och PDF-termer i ursprunglig form.

Returns the owner-password permission bits as decoded from the /Encrypt dictionary.

Returns the owner-password permission bits as decoded from the /Encrypt dictionary.

Bit layout: bit3 = Print, bit4 = Modify, bit5 = Copy, bit6 = Annotate, bit9 = FillForms, bit10 = Accessibility, bit11 = Assemble, bit12 = HighQualityPrint.

Wraps the corresponding PDFium API and exposes it as a TPdf instance member so consumers do not have to manage FPDF_DOCUMENT handles directly.

• Always check Pdf1.Active innan du anropar sidomfattande operationer; metoder som kräver ett öppet dokument kastar EPdfError otherwise.
• Redigeringsmetoderna för dokument (AddPage / DeletePage / UpdatePage / CreateAnnotation) lämnar dokumentet smutsigt i minnet — kom ihåg att anropa SaveToFile to persist.
• Class methods (LoadLibrary / UnloadLibrary / GetRecommendedV8Flags) can be called without a TPdf instance.

UserPermissions, Password