how to search a string in pdf content (C#) ?

Question

I have two emergency questions !
1- how to search a string in pdf file (in c#) ?
2- how to insert custom user control (C# controls) to pdf file ?

Answer 1

Stack overflow already has an answer to your first question. Have a look at this : http://stackoverflow.com/questions/567951/how-to-programatically-search-a-pdf-document-in-c

EDIT - and perhaps this : http://www.dotnetspider.com/resources/5046-Search-String-PDF-File.aspx