Created
December 15, 2009 18:15
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//http://bililite.com/blog/2008/08/05/namespaces-in-jquery/ | |
(function($){ | |
if ({}.__proto__){ | |
// mozilla & webkit expose the prototype chain directly | |
$.namespace = function(name){ | |
$.fn[name] = function namespace() { // insert this function in the prototype chain | |
this.__proto__ = arguments.callee; | |
return this; | |
}; | |
$.fn[name].__proto__ = $.fn; | |
}; | |
$.fn.$ = function(){ | |
this.__proto__ = $.fn; | |
return this; | |
}; | |
}else{ | |
// every other browser; need to copy methods | |
$.namespace = function(name){ | |
$.fn[name] = function namespace() { return this.extend(arguments.callee); }; | |
}; | |
$.fn.$ = function() { // slow but restores the default namespace | |
var len = this.length; | |
this.extend($.fn); | |
this.length = len; // $.fn has length = 0, which messes everything up | |
return this; | |
}; | |
} | |
})(jQuery); | |
$.namespace('danny'); | |
$.namespace('danny2'); | |
$.fn.danny.foo = function() {return this.css('color', 'green')}; | |
$.fn.danny2.foo = function(x){alert(x); return this; }; | |
// now we have two different methods "foo" | |
$('p').danny().foo(); // colors paragraphs green | |
$('p').danny2().foo('Hello, world'); // alerts 'Hello, world' | |
$('p').danny().foo().danny2().foo('Hello, world'); // chaining works | |
$.fn.danny.add = function(a,b) { alert(a+b); return this;}; // defines a function with the same name as a real jQuery one | |
$('p').danny().add(1,2).$().add('div'); // the $() plugin restores the real jQuery namespace to a chain |
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