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Author
1 May 2005 2:15 AM
Alex Nitulescu
Hi. I have kind of a 'file manager' on my website. It also allows for
changing some text files (for administrative purposes). My question is
this - is it possible to detect the changes in a text box and react
accordingly ? Text_changed works only on posting back to the server. I would
like to a) enable the Save button only if a change has been made and b) on
change, if the user tries to navigate away from that page, to ask "You have
made changes to file.... Would you like to save them ? (Y/N)". In windows
forms it's trivial, but in ASP how could one do this ?

Thank you.
Alex

Author
1 May 2005 1:27 PM
Brock Allen
You can set the AutoPostBack property to true and this will cause a postback
when the text has changed without the user being required to submit the form
(manually).

-Brock
DevelopMentor
http://staff.develop.com/ballen



Show quoteHide quote
> Hi. I have kind of a 'file manager' on my website. It also allows for
> changing some text files (for administrative purposes). My question is
> this - is it possible to detect the changes in a text box and react
> accordingly ? Text_changed works only on posting back to the server. I
> would like to a) enable the Save button only if a change has been made
> and b) on change, if the user tries to navigate away from that page,
> to ask "You have made changes to file.... Would you like to save them
> ? (Y/N)". In windows forms it's trivial, but in ASP how could one do
> this ?
>
> Thank you.
> Alex