Re the following code :
>$(".grid").bind('click', function(ev) {
> var sq = $(ev.target).closest('.sq');
> ...
>
>});
Would make sense to support this with live by specifying the parent
element (".grid") in this case?
I.e. the above could be written something like this:
$(".sq").live("click", {parent: ".grid"} function() {
...
})
This would provide an easy way of using live handlers in a performant
manner.
On 16 Feb, 11:35, weepy <[email protected]> wrote:
> Ah - that's neat - thanks Mark
>
> On 16 Feb, 10:33, Mark Gibson <[email protected]> wrote:
>
> > .live registers all handlers on document, so in this case would have
> > to filter all click events.
> > For this case you may be better off handling this at the grid level
> > and making use of .closest:
>
> > $(".grid").bind('click', function(ev) {
> > var sq = $(ev.target).closest('.sq');
> > ...
>
> > });
>
> > On Feb 15, 10:10 am, weepy <[email protected]> wrote:
>
> > > I recently created a grid with ~1000 squares and each set a click
> > > event handler to each.
>
> > > $(".sq").bind("click", myfunc )
>
> > > Needless to say, it was extremely slow. Thankfully I could simply
> > > switch to event delegation and far better performance by simply
> > > switching to the following:
>
> > > $(".sq").live("click", myfunc )
>
> > > Rock on 1.3.1 !
>
> > > So my question : - Is there any reason *not* to use live event
> > > handlers for pretty much everything ? (other than of course the events
> > > and selectors that don't work).
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