PWAs and events aren't part of the JS language; see
https://html.spec.whatwg.org
On Tue, Mar 30, 2021 at 5:39 AM Adam Eisenreich wrote:
> I think that PWA should have the ability to override the default
> beforeunloadEvent message.
>
> Since returning string is already deprecated and removed from all
> browsers, it would be safe to change how the returned value is handeled.
>
> *All proposed changes should only apply to installed PWAs!*
>
> If the return value is:
>
>1. HTMLFormElement - display the element in front of everything with a
>backdrop disabling every other interaction.
>* CSS of the page should apply to this element.
>* Browser listens to the "submit" event of the form; based on the
>truthiness of the return value from the form submit event either close
>window or hide message while keeping window open
>* Closing the window via system buttons a second time (while dialog is
>open) will force the closing of the page.
>2. String - Display the standard beforeunload dialog that used to have
>the custom message.
>
> What are your thoughts? Should PWA have the exception and have elevated
> possibilities?
> ___
> es-discuss mailing list
> [email protected]
> https://mail.mozilla.org/listinfo/es-discuss
>
___
es-discuss mailing list
[email protected]
https://mail.mozilla.org/listinfo/es-discuss
