[whatwg] salvaging work while navigating away from a web app -- onunload="confirm('save before quitting?')
Calogero Alex Baldacchino
alex.baldacchino at email.it
Fri Dec 12 11:38:09 PST 2008
Bil Corry ha scritto:
> Ojan Vafai wrote on 12/12/2008 12:49 PM:
>> If we're going for matching what browsers do, there's a number of cases
>> (different in each browser) where the confirm doesn't popup. In Chrome, for
>> example, if the beforeunload handler takes too long, we kill it and navigate
>> away. Similarly, in Firefox, if the beforeunload handler hits the limit for
>> script execution and the user stops the script, the beforeunload handler
>> never fires.
>> Not sure what the right language for that is. But developers try to do
>> things like using beforeunload/unload to release locks, make server
>> requests, etc. and it's just not a very reliable thing to do in any browser.
>> It's really just useful for the quick prompt for the user as to things like
>> unsaved changes.
> Here's a fun one, I made this as a demo to show how a website could trap a user forever:
> I haven't tried it in any browsers lately, but a quick test with IE7 shows it still is effective (for it at least).
> - Bil
I've tested it 'en passant' with FF3: I want my base back!!!!!!! LOL
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