The biggest issue with this is that we don't distribute nodes until we recalculate style which is at requestAnimationFrame time, but after all your callbacks have run. So your MutationObserver would always miss one frame.
On Sun, Apr 20, 2014 at 1:31 PM, Scott Miles <[email protected]> wrote: > We've been lobbying for such changes to be observable as Mutations (or at > least as an event) for some time now. > > Will add your votes to the lobby effort! > > > On Sun, Apr 20, 2014 at 10:17 AM, Justin Fagnani <[email protected] > > wrote: > >> +polymer-dev >> Is there a way to observe mutations on distributed nodes of >> ContentElement using MutationObserver? Observing on childList doesn't seem >> to fire when distributed nodes are added or removed to ContentElement. I am >> forced to observe on root PolymerElement for now. >> >> Thanks! >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Dart Web Development" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> Visit this group at http://groups.google.com/a/dartlang.org/group/web/. >> To view this discussion on the web visit >> https://groups.google.com/a/dartlang.org/d/msgid/web/15960217-310d-4eb0-a1f7-ba31553b91cf%40dartlang.org<https://groups.google.com/a/dartlang.org/d/msgid/web/15960217-310d-4eb0-a1f7-ba31553b91cf%40dartlang.org?utm_medium=email&utm_source=footer> >> . >> >> Follow Polymer on Google+: plus.google.com/107187849809354688692 >> --- >> You received this message because you are subscribed to the Google Groups >> "Polymer" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/polymer-dev/CAEKsHmAFApXNHqQ3BBDEHZUGAY3MdoXv003bSHuugog8Dn-4nw%40mail.gmail.com<https://groups.google.com/d/msgid/polymer-dev/CAEKsHmAFApXNHqQ3BBDEHZUGAY3MdoXv003bSHuugog8Dn-4nw%40mail.gmail.com?utm_medium=email&utm_source=footer> >> . >> For more options, visit https://groups.google.com/d/optout. >> > > Follow Polymer on Google+: plus.google.com/107187849809354688692 > --- > You received this message because you are subscribed to the Google Groups > "Polymer" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/polymer-dev/CAHbmOLZ0ZvaB_tA%3D2tvWij8%2BOsPBttBW4eHe%2BmUvhuNVF6JG-A%40mail.gmail.com<https://groups.google.com/d/msgid/polymer-dev/CAHbmOLZ0ZvaB_tA%3D2tvWij8%2BOsPBttBW4eHe%2BmUvhuNVF6JG-A%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > > For more options, visit https://groups.google.com/d/optout. > Follow Polymer on Google+: plus.google.com/107187849809354688692 --- You received this message because you are subscribed to the Google Groups "Polymer" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/polymer-dev/CAPJYB1gf67N78mpCiN8sx%3DwagqfH0%3DFYet3S2rxFejb1k%2BZYUg%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
