I actually landed your recommended change just now:
http://github.com/jquery/jquery/commit/199a721103b17c18dea7a9abaeb79866ef4a7f51
--John
On Fri, Jan 15, 2010 at 2:00 PM, Justin Meyer <justinbme...@gmail.com> wrote:
> I found another way of doing it that is rather sneaky. Maybe someone
> else will find it useful. I pull out liveHandler and make my own
> live.add function.
>
> var liveHandler = null;
> (function(){
> var add = jQuery.event.add;
> jQuery.event.add = function(el, event, handler, data){
> if(data.selector == "stealing" && !event)
> liveHandler = handler;
> else
> add.apply(this, arguments)
> }
> var f = function(){}, d = {selector: "stealing"}
> jQuery.event.add(document, "live",f,d);
> jQuery.event.remove(document, "live",f,d);
> jQuery.event.add = add;
> })();
>
>
> //hack live to provide what we need
> jQuery.event.special.live.add = function( proxy, data, namespaces,
> live ) {
> jQuery.extend( proxy, data || {} );
> proxy.guid += data.selector + data.live;
> data.liveProxy = proxy;
> jQuery.event.add( this, data.live,
> liveHandler, data );
>
> }
>
>
> On Jan 13, 11:40 pm, Justin Meyer <justinbme...@gmail.com> wrote:
>> I'm trying to implement drag-drop for live events:
>>
>> $(".handle").live("dropped", func1);
>> $(".drop").live("dropon", func2);
>>
>> I'm unable to get it working without needing to change jQuery, but not
>> significantly. Are these types of patches still going to be accepted?
>>
>> The problem is that an efficient drag plugin works differently than
>> submit / change. It's not just filtering other events. Instead it's
>> setting up a variety of events on elements other then the element
>> being delegated on, and modifying the element.
>>
>> Here's my method:
>>
>> 1. when event.special[dragstart|dragend|dragging].setup is called,
>> save a reference to your callback on the delegated element's data
>>
>> 2. if you are the first event listening for a given selector,
>> delegate on mousedown for that selector
>>
>> 3. When mousedown is called, listen on the document for mousemove and
>> mouseup
>>
>> 4. On mousemove, call dragging handlers for the current selector,
>> update the position of the draggable.
>>
>> 5. On mouseup, call dragend handlers for the current selector.
>>
>> The problem is that I can't get the original event handler passed into
>> live (the proxy). Can special.live.add add the proxy into the
>> liveHandler data?
>>
>> data.liveProxy = proxy;
>>
>> This is a very minor change, but will allow for a lot of special live
>> events. Thanks.
>
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