How to Enable Plugin before File Opened AndLoad PDF File From memory?

[sharkmouse@adobeforums.com]

hello everyone,
there have two problems,all i want to do is to show a pdf file encrypted by AES algorithm.
1.one is how to enable plugin before file opened?
i developed another two plugin,and each enabled after one pdf file was opened,and now i want to replace the file open command and can do some word by meself,such as decrypt the pdf ?
2.another is how to load pdf file from memory?
if i can enable plugin before file opened,and than i can read the file and decrypt it,and now i want to do is do load the decrypt file (in memory) into the adobe?
i tried many method,but all in vain.who can help me or give me some advice?
thanks.
merry chrismas to everyone.

[Leonard_Rosenthol@adobeforums.com]

The proper way to handle other file formats (even where it is really a PDF that has been "wrapped") is to create an AVConversionHandler.

To load a PDF from a source other than the file system, you need to create a custom AVFileSys.

[sharkmouse@adobeforums.com]

is there some examples to shwo how to do that?

[Leonard_Rosenthol@adobeforums.com]

Yes, there are examples in the SDK.

[sharkmouse@adobeforums.com]

in which samples,there has many sample code,or give me some keyword that i can find.
thanks.

[Leonard_Rosenthol@adobeforums.com]

AVConversion

[sharkmouse@adobeforums.com]

read the help file and found AVConversionConvertStreamToPDF may be help,but i can not find a piece of code that show how to use this api,and that this api is what i needed? please give me a more detailed advice,thanks.

[sharkmouse@adobeforums.com]

and all i need do is to convert the pdf file before it opened by adobe acrobat,AVConversionConvertStreamToPDF can do that?

[sharkmouse@adobeforums.com]

does anyone can give me some advice?