Re: Session variables problem

From: bruce barker (nospam_brubar_at_safeco.com)
Date: 12/01/04 

Date: Wed, 1 Dec 2004 09:44:04 -0800

you can store the query data in session in a keyed collection. just store
the key in the url or viewstate

-- bruce (sqlwork.com)

"Simon Matthews" <SimonMatthews@discussions.microsoft.com> wrote in message
news:A935A4AB-6BF9-436A-9C24-C68BF625F179@microsoft.com...
| I am having issues with the right way to architecture the following (using
c#
| asp.net):-
|
| The question I have is how best pass the collected data from one web page
| for use in another.
|
| The question I have is how best pass the search criteria from the first
page
| to the second. The search criteria exists as a structure and is filled
when
| the user presses the 'Search' button on the first page.
|
| 1. Present an asp page for collecting user search criteria
| 2. Show grid with results of search after querying SQL
|
|
|
| If I use the session to store it, then this causes problems as the session
| variable is overwritten on a second search by the user, but a couple of
| presses on the back button of the browser will get you to a page expecting
| different criteria in the session from earlier which is no longer there.
|
| ViewState seems no good as it only works on postback and the above issue
| would still cause a problem.
|
| I do not want to pass the search criteria in the address line as this is
| messy and allows the user to change and view it.
|
| I beleive you can also use Server.Transfer but I think this would have a
| similiar issue with the data being available long-term.
|
| Any pointers as to the correct approach to this would be most welcome.