Initializes a PDFDocument object with the contents at the specified URL (if the URL is invalid, this method returns NULL).
Original signature is '- (id)initWithURL:(NSURL *)url'
Available in Mac OS X v10.4 and later.


- url (NSURL)
- MISSING

A PDFDocument instance initialized with the data at the passed-in URL or NULL if the object could not be initialized or if the URL is invalid.

- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)