On Fri, May 31, 2013 at 9:34 PM, Robert O'Callahan <robert@ocallahan.org>wrote: > If the transition duration is not much longer than the time required to > paint the expensive content, that sounds bad no matter what you do, since > delaying the start of the transition that much will make the UI appear > unresponsive. Right? > No, not if the web author is in full control and able to choose to do other things in the meanwhile. That is, while the expensive content is being painted, other things can still happen in the UI (e.g. to go back to an example from earlier in the thread, a spinner could start up) to make it feel responsive. > Is it important to notify the Web page when "the content is ready"? I > thought we were going to do this entirely in the engine? > Without getting such a notification, the page won't know when it's safe to remove placeholder content, or to make other changes that depend on the expensive content being visible (e.g. the page might want to stop a spinner from spinning once the expensive content is visible). -AliReceived on Saturday, 1 June 2013 01:58:11 UTC
This archive was generated by hypermail 2.4.0 : Friday, 25 March 2022 10:08:30 UTC