// Define a local copy of jQuery
var jQuery = function( selector, context ) {
// The jQuery object is actually just the init constructor 'enhanced'
- return new jQuery.fn.init( selector, context );
+ return new jQuery.fn.init( selector, context, rootjQuery );
},
// Map over jQuery in case of overwrite
class2type = {};
jQuery.fn = jQuery.prototype = {
- init: function( selector, context ) {
+ constructor: jQuery,
+ init: function( selector, context, rootjQuery ) {
var match, elem, ret, doc;
// Handle $(""), $(null), or $(undefined)
// HANDLE: $(html) -> $(array)
if ( match[1] ) {
+ context = context instanceof jQuery ? context[0] : context;
doc = (context ? context.ownerDocument || context : document);
// If a single string is passed in and it's a single tag
// HANDLE: $(expr, context)
// (which is just equivalent to: $(context).find(expr)
} else {
- return jQuery( context ).find( selector );
+ return this.constructor( context ).find( selector );
}
// HANDLE: $(function)
// (returning the new matched element set)
pushStack: function( elems, name, selector ) {
// Build a new jQuery matched element set
- var ret = jQuery();
+ var ret = this.constructor();
if ( jQuery.isArray( elems ) ) {
push.apply( ret, elems );
},
end: function() {
- return this.prevObject || jQuery(null);
+ return this.prevObject || this.constructor(null);
},
// For internal use only.
return { browser: match[1] || "", version: match[2] || "0" };
},
+ subclass: function(){
+ function jQuerySubclass( selector, context ) {
+ return new jQuerySubclass.fn.init( selector, context );
+ }
+ jQuerySubclass.superclass = this;
+ jQuerySubclass.fn = jQuerySubclass.prototype = this();
+ jQuerySubclass.fn.constructor = jQuerySubclass;
+ jQuerySubclass.subclass = this.subclass;
+ jQuerySubclass.fn.init = function init( selector, context ) {
+ if (context && context instanceof jQuery && !(context instanceof jQuerySubclass)){
+ context = jQuerySubclass(context);
+ }
+ return jQuery.fn.init.call( this, selector, context, rootjQuerySubclass );
+ };
+ jQuerySubclass.fn.init.prototype = jQuerySubclass.fn;
+ var rootjQuerySubclass = jQuerySubclass(document);
+ return jQuerySubclass;
+ },
+
browser: {}
});