Tweaked your example to make that work - it now works for both queries
and adding methods:
http://dev.jquery.com/~john/plugins/subclass/
You did:
subClass.fn.init= subClass.prototype;
Which should've been:
subClass.fn.init.prototype = subClass.prototype;
--John
On Wed, Nov 12, 2008 at 2:08 PM, Nate Cavanaugh <[EMAIL PROTECTED]> wrote:
> Heya John,
> Thanks for the response, and sorry I wasn't more clear. I've tried so many
> different variations of this, that I can't remember which did what.
> That one does keep the chain properly in place, but this doesn't work:
> subClass('body') // Should error out and say subClass.fn.init is not a
> constructor.
> Every way I was able to get the above to work, it would only do so by
> maintaining the link between subClass.fn and jQuery.fn.
> Is there any other way you can think of that would essentially (and in a way
> that's performant) extend a new object off the jQuery object?
> Thanks again for your guys time :)
> Nate Cavanaugh
> Director of User Interface Engineering
> Liferay, Inc.
> Enterprise. Open Source. For life.
>
>
>
>
> On Nov 12, 2008, at 6:37 AM, John Resig wrote:
>
> Try as I might I can't reproduce your problem. I created a test page:
> http://dev.jquery.com/~john/plugins/subclass/
>
> I overwrote the removeClass method and they're both different on each
> object (subClass vs. jQuery).
>
> Maybe there's another mistake at play?
>
> --John
>
>
>
> On Tue, Nov 11, 2008 at 6:37 PM, Nate Cavanaugh <[EMAIL PROTECTED]> wrote:
>
> Hi all,
>
> As promised, here is the second topic I wanted to ask about:
>
> Are there any plans, or is there any current way to subclass the jQuery
>
> object? I've been doing a lot of digging around and I've seen some talks
>
> about it, and there have been some questions about what the use would be,
>
> but I've found a use case, and me, Paul, and Eduardo have all tried to
>
> figure out a way, but to no avail.
>
> Here is the use case:
>
> I want to create a function that behaves exactly like jQuery, except that it
>
> does some slightly different things, and be able to extend it without
>
> worrying about what the parent jQuery object is doing, or what plugins have
>
> been loaded globally.
>
> The benefits are that it would use the prototype chain, so it would be
>
> memory efficient, and it would be a way to add plugins without them being
>
> clobbered by other plugins.
>
> So, I've tried a bunch of stuff:
>
> var subClass = function(sel, context){
>
> return new subClass.fn.init(sel, context);
>
> }
>
> subClass.fn = subClass.prototype = new jQuery.fn.init;
>
> subClass.fn.init = subClass.prototype;
>
> and I've tried so many different variations of this, but anytime I try to
>
> do:
>
> subClass.fn.test = function(){}
>
> it, without fail, creates jQuery.fn.test.
>
> To show what I am trying to do, I'll give an example:
>
> jQuery.fn.plugin1 = function(){
>
> console.log('I am global, everyone can see me');
>
> return this;
>
> } // globally available plugin
>
> subClass.fn.plugin1 = function(){
>
> console.log('I am local, and I am only run when using the subclass');
>
> return this;
>
> } // my own local plugin
>
> so you could do:
>
> jQuery('body').plugin1(); // prints 'I am global, everyone can see me'
>
> subClass('body').plugin1(); // prints 'I am local, and I am only run when
>
> using the subclass'
>
> However, namespaced plugins is only one advantage. Being able to attach
>
> custom static methods, etc, would be incredibly useful.
>
> Does anyone know of a way to subclass the jQuery object using it's
>
> prototype?
>
> Thanks again for reading all of this. I truly appreciate it,
>
> Nate Cavanaugh
>
> Director of User Interface Engineering
>
> Liferay, Inc.
>
> Enterprise. Open Source. For life.
>
>
>
>
>
>
>
> Nate Cavanaugh
>
> Director of User Interface Engineering
>
> Liferay, Inc.
>
> Enterprise. Open Source. For life.
>
>
>
>
>
>
>
>
>
>
>
>
>
>
> Nate Cavanaugh
> Director of User Interface Engineering
> Liferay, Inc.
> Enterprise. Open Source. For life.
>
>
>
>
>
> >
>
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