[whatwg] When closing the browser
ian at hixie.ch
Fri Dec 12 12:34:44 PST 2008
On Fri, 12 Dec 2008, Bil Corry wrote:
> Speaking of 'onbeforeunload' and 'beforeunload' -- it'd be helpful if
> there was a way to distinguish between the user taking an action which
> leaves the site vs. taking an action that returns to the site.
> For privacy, it shouldn't reveal which specific action triggered the
> event, but knowing if the user is leaving the site means webapps can
> finally auto-logout the user, which in turn greatly improves security.
If the goal is auto-logout, then what you describe wouldn't help, as it
would have false-positives (leaving the site when another tab still has
the site open) and false-negatives (a crash wouldn't log out the user).
Why do session cookies not address this already?
Ian Hickson U+1047E )\._.,--....,'``. fL
http://ln.hixie.ch/ U+263A /, _.. \ _\ ;`._ ,.
Things that are impossible just take longer. `._.-(,_..'--(,_..'`-.;.'
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