RE: Page unload event

From: Mike (Mike_at_discussions.microsoft.com)
Date: 11/17/04 

Date: Wed, 17 Nov 2004 13:19:01 -0800

I will. I've been struggling with this for a few days and noticed your post
after I had already posted mine. I tried the suggestion that someone replied
to you with and it doesn't work any better.

"Weston Weems" wrote:

> I too have this requirement, I've been able to use both
> onUnLoad, and onBeforeUnload() to catch the request to
> leave the page, however I havent been able to distinguish
> between page reload/postback and going away from the page.
>
> I figured if there was a way I could know what the new url
> was, I'd be ok, but doesnt seem that information is
> avaliable at the time hte unload event is fired off.
>
> If you find any more information on this... please do post
> it here.
>
> Thanks
> Weston Weems
>
>
> >-----Original Message-----
> >I have a web form in my application that will be used for
> both viewing and
> >updating information. I have a requirement that if any
> data has been changed
> >on the page and the user attempts to leave the page
> without saving, the user
> >gets prompted with a message asking if they want to save
> changes.
> >
> >It seemed logical to put any code to handle this in the
> page unload event,
> >however the page unload event gets fired every time the
> page does a post
> >back, like when the user changes a value in a dropdown
> list for example.
> >
> >I attempted to check for IsPostBack, before displaying
> the save message. But
> >in that case the save message never gets displayed, even
> when leaving the
> >page completely.
> >
> >Does anyone have any idea how to tackle this problem, or
> is this an
> >impossible requirement?
> >.
> >
>

Relevant Pages

  • Page unload event
    ... however I havent been able to distinguish ... avaliable at the time hte unload event is fired off. ... >I attempted to check for IsPostBack, before displaying ...
    (microsoft.public.dotnet.framework.aspnet)
  • Page unload event
    ... I have a web form in my application that will be used for both viewing and ... updating information. ... It seemed logical to put any code to handle this in the page unload event, ... I attempted to check for IsPostBack, before displaying the save message. ...
    (microsoft.public.dotnet.framework.aspnet)