Represents the "DP" entry of the document catalog additional-actions dictionary object.

It is an optional entry defined as part of the PDF 1.4 specification.

It contains a JavaScriptActionElement.

For definitive details see:.

The ISO PDF Specification, ISO 32000-1:2008 PDF 1.7; Table: 197, page 417.

The ISO PDF Specification, ISO 32000-2:2017 PDF 2.0; Table: 200, page 506.

The did-print action fires after the document has been sent to the printer. It can be used to log the print event or increment a print counter.