Function

CGPDFDocumentIsEncrypted

Returns whether the specified PDF file is encrypted.

Declaration

bool CGPDFDocumentIsEncrypted(CGPDFDocumentRef document);

Parameters

document

A PDF document.

Return Value

A Boolean that, if YES, indicates that the document is encrypted. If the value is NO, the document is not encrypted.

Discussion

If the document is encrypted, a password must be supplied before certain operations are enabled. For more information, see CGPDFDocumentUnlockWithPassword.

See Also

Managing Encryption

CGPDFDocumentAllowsCopying

Returns whether the specified PDF document allows copying.

CGPDFDocumentAllowsPrinting

Returns whether a PDF document allows printing.

CGPDFDocumentIsUnlocked

Returns whether the specified PDF document is currently unlocked.

CGPDFDocumentUnlockWithPassword

Unlocks an encrypted PDF document when a valid password is supplied.

Beta Software

This documentation contains preliminary information about an API or technology in development. This information is subject to change, and software implemented according to this documentation should be tested with final operating system software.

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