[1] http://msdn.microsoft.com/en-us/library/ms536956(VS.85).aspx [2] http://msdn.microsoft.com/en-us/library/ms536910(VS.85).aspx
(Just pretend I included these in the original message.) On Jun 12, 8:20 pm, Andrew Dupont <[EMAIL PROTECTED]> wrote: > On Jun 12, 5:46 am, Nick Stakenburg <[EMAIL PROTECTED]> wrote: > > > I've been saying this for some time but custom events seem to be used > > as an excuse not to implement this properly, like other frameworks > > have done. Of course it can be done with custom events but it's > > clearly not the best approach. Ah well, I guess this needs more time > > before others draw the same conclusion. > > Nick, I have no opinion on whether or not mouseenter/mouseleave should > be rolled into core, but if they are I think they should be > implemented as custom events, just like we implemented dom:loaded. I'm > highly reluctant to give the former a special treatment that we didn't > give the latter. > > As we discussed on GitHub, the solution is to enhance Element#fire so > that one can tell a custom event not to bubble. In most browsers this > is easy. In IE, as you noted, the fireEvent method gives no control > over bubbling behavior. But IE also implements a bunch of proprietary > events that nobody ever uses, and some of these are *by their nature* > non-bubbling. > > For instance, there's "onpropertychange," which is IE-only and not > part of any standard [1]. Just like we borrow "ondataavailable" for > custom events, so can we borrow "onpropertychange" to get non-bubbling > custom events. Some quick code confirms this works. I've set this as a > to-do for 1.6.1. > > Fun fact: originally I'd wanted to use the "onbounce" event [2], which > is one of three different events that IE reserves for MARQUEE > elements. It does not bubble, but is cancelable, so it would've been > _perfect_. Sadly, IE throws an error when you try to trigger an > "onbounce" event on a non-MARQUEE element. I promise I'm not making > this up. > > Cheers, > Andrew --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Prototype: Core" group. To post to this group, send email to prototype-core@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/prototype-core?hl=en -~----------~----~----~----~------~----~------~--~---
