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The relationship between iTextSharp permissionsand Acrobat dialogs

itextsharp follows the PDF reference bits, Acrobat may call them more user 
friendly names.

Paulo

----- Original Message ----- 
From: "steve poling" <sdp (at) i2k.com>
To: <itext-questions (at) lists.sourceforge.net>
Sent: Tuesday, November 07, 2006 8:32 PM
Subject: [iText-questions] The relationship between iTextSharp 
permissionsand Acrobat dialogs


> Hi all,
>
> I don't adequately understand the relationship between the permissions
> defined by iTextSharp and the related permissions you see when you look
> a document's properties' Security. It appears that some permissions
> depend upon others, or are overruled by others. To illustrate, open a
> PDF file and hit control-D and select the "Security" pane. You'll see a
> "Document Restrictions Summary" consisting of 9 items from "Printing" to
> "Creation of Template Pages." Moreover, if you click the button "Change
> Settings," you'll see another dialog to set open and modify passwords,
> and there are additional security settings here. This is what my boss
> looks at.
>
> Meanwhile, I'm running iTextSharp, and I see PdfWriter.AllowAssembly
> through PdfWriter.AllowScreenReaders that I OR together for use in
> conjunction with the Writer's SetEncryption() method. And when I read
> back the PDF file, I get the reader.Permissions, just fine. This is what
> I look at.
>
> Trouble is that I don't adequately understand the relationship between
> the bits of the Permissions flag, and those document restrictions I see
> summarized by Adobe Acrobat as document properties. I figure I have to
> document this relationship for my boss, or point to someplace else where
> it is defined. Is this documented in the PDF Reference v1.6? If so, is
> there any clearer statement than the table on page 99-100? Am I barking
> up the right tree?
>
> I'm sorry if this is a "how deep is blue" question,
>
> steve
>
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-------------------------------------------------------------------------
Using Tomcat but need to do more? Need to support web services, security?
Get stuff done quickly with pre-integrated technology to make your job easier
Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo
http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642
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