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Topic: Re: Digital signatures
Conf: (P-PDF) Developers, Msg: 56871
From: LeonardR
Date: 5/29/2002 05:22 PM

At 6:48 AM +1100 11/1/01, p-pdf-developer Listmanager wrote:
>1. Display a pdf thru the IAC ole automation interface and allow
>the displayed pdf to be signed in this view.

If you are using the PDF OCX, then you first need to
understand that this isn't an approved development tool and you use
it at your own risk.

>The pdf displays OK but when I attempt to sign, i receive a message
>that I need to be in acrobat to do this.


>Does anyone know how to get around this?

There is no way around this that I am aware of, without
reimplementing the PDFViewer (and DigSig features) yourself.

>A third party control would be Ok if that's what it takes.

There aren't any :(. However, you could license a library
such as SPDF ( that includes PDF
rasterization and DigSig services, and do it yourself. Of course,
it's a C/C++ API...

You've got a SmartFriend in Pennsylvania
Leonard Rosenthol Internet:
Web Site:
Coola Signature:
PGP Fingerprint: C76E 0497 C459 182D 0C6B AB6B CA10 B4DF 8067 5E65

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