// 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
// (both of which we optimize for)
quickExpr = /^(?:[^<]*(<[\w\W]+>)[^>]*$|#([\w\-]+)$)/,
- // Is it a simple selector
- isSimple = /^.[^:#\[\.,]*$/,
-
// Check if a string has a non-whitespace character in it
rnotwhite = /\S/,
- rwhite = /\s/,
// Used for trimming whitespace
trimLeft = /^\s+/,
trimRight = /\s+$/,
- // Check for non-word characters
- rnonword = /\W/,
-
// Check for digits
rdigit = /\d/,
// Has the ready events already been bound?
readyBound = false,
-
+
// The deferred used on DOM ready
readyList,
+ // Promise methods (with equivalent for invert)
+ promiseMethods = {
+ then: 0, // will be overwritten for invert
+ done: "fail",
+ fail: "done",
+ isResolved: "isRejected",
+ isRejected: "isResolved",
+ promise: "invert",
+ invert: "promise"
+ },
+
// The ready event handler
DOMContentLoaded,
indexOf = Array.prototype.indexOf,
// [[Class]] -> type pairs
- class2type = {},
-
- // Marker for deferred
- deferredMarker = [];
+ 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
} else {
ret = jQuery.buildFragment( [ match[1] ], [ doc ] );
- selector = (ret.cacheable ? ret.fragment.cloneNode(true) : ret.fragment).childNodes;
+ selector = (ret.cacheable ? jQuery.clone(ret.fragment) : ret.fragment).childNodes;
}
return jQuery.merge( this, selector );
return this;
}
- // HANDLE: $("TAG")
- } else if ( !context && !rnonword.test( selector ) ) {
- this.selector = selector;
- this.context = document;
- selector = document.getElementsByTagName( selector );
- return jQuery.merge( this, selector );
-
// HANDLE: $(expr, $(...))
} else if ( !context || context.jquery ) {
return (context || rootjQuery).find( selector );
// 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 );
each: function( callback, args ) {
return jQuery.each( this, callback, args );
},
-
- ready: function() {
+
+ ready: function( fn ) {
// Attach the listeners
jQuery.bindReady();
-
- // Change ready & apply
- return ( jQuery.fn.ready = readyList.then ).apply( this , arguments );
+
+ // Add the callback
+ readyList.done( fn );
+
+ return this;
},
eq: function( i ) {
},
end: function() {
- return this.prevObject || jQuery(null);
+ return this.prevObject || this.constructor(null);
},
// For internal use only.
}
// If there are functions bound, to execute
- readyList.fire( document , [ jQuery ] );
-
+ readyList.resolveWith( document, [ jQuery ] );
+
// Trigger any bound ready events
if ( jQuery.fn.trigger ) {
jQuery( document ).trigger( "ready" ).unbind( "ready" );
}
},
+ // Cross-browser xml parsing
+ // (xml & tmp used internally)
+ parseXML: function( data , xml , tmp ) {
+
+ if ( window.DOMParser ) { // Standard
+ tmp = new DOMParser();
+ xml = tmp.parseFromString( data , "text/xml" );
+ } else { // IE
+ xml = new ActiveXObject( "Microsoft.XMLDOM" );
+ xml.async = "false";
+ xml.loadXML( data );
+ }
+
+ tmp = xml.documentElement;
+
+ if ( ! tmp || ! tmp.nodeName || tmp.nodeName === "parsererror" ) {
+ jQuery.error( "Invalid XML: " + data );
+ }
+
+ return xml;
+ },
+
noop: function() {},
// Evalulates a script in a global context
if ( data && rnotwhite.test(data) ) {
// Inspired by code by Andrea Giammarchi
// http://webreflection.blogspot.com/2007/08/global-scope-evaluation-and-dom.html
- var head = document.getElementsByTagName("head")[0] || document.documentElement,
- script = document.createElement("script");
+ var head = document.head || document.getElementsByTagName( "head" )[0] || document.documentElement,
+ script = document.createElement( "script" );
- script.type = "text/javascript";
-
- if ( jQuery.support.scriptEval ) {
+ if ( jQuery.support.scriptEval() ) {
script.appendChild( document.createTextNode( data ) );
} else {
script.text = data;
now: function() {
return (new Date()).getTime();
},
-
+
// Create a simple deferred (one callbacks list)
- _deferred: function( cancellable ) {
-
- // cancellable by default
- cancellable = cancellable !== false;
-
+ _Deferred: function() {
var // callbacks list
callbacks = [],
// stored [ context , args ]
cancelled,
// the deferred itself
deferred = {
-
- // then( f1, f2, ...)
- then: function () {
-
- if ( ! cancelled ) {
-
+
+ // done( f1, f2, ...)
+ done: function() {
+ if ( !cancelled ) {
var args = arguments,
i,
length,
elem,
type,
_fired;
-
if ( fired ) {
_fired = fired;
fired = 0;
}
-
- for ( i = 0, length = args.length ; i < length ; i++ ) {
+ for ( i = 0, length = args.length; i < length; i++ ) {
elem = args[ i ];
type = jQuery.type( elem );
if ( type === "array" ) {
- deferred.then.apply( deferred , elem );
+ deferred.done.apply( deferred, elem );
} else if ( type === "function" ) {
callbacks.push( elem );
}
}
-
if ( _fired ) {
- deferred.fire( _fired[ 0 ] , _fired[ 1 ] );
+ deferred.resolveWith( _fired[ 0 ], _fired[ 1 ] );
}
}
return this;
},
-
+
// resolve with given context and args
- // (i is used internally)
- fire: function( context , args , i ) {
- if ( ! cancelled && ! fired && ! firing ) {
+ resolveWith: function( context, args ) {
+ if ( !cancelled && !fired && !firing ) {
firing = 1;
try {
- for( i = 0 ; ! cancelled && callbacks[ i ] ; i++ ) {
- cancelled = ( callbacks[ i ].apply( context , args ) === false ) && cancellable;
+ while( callbacks[ 0 ] ) {
+ callbacks.shift().apply( context, args );
}
- } catch( e ) {
- cancelled = cancellable;
- jQuery.error( e );
- } finally {
- fired = [ context , args ];
- callbacks = cancelled ? [] : callbacks.slice( i + 1 );
+ }
+ finally {
+ fired = [ context, args ];
firing = 0;
}
}
return this;
},
-
+
// resolve with this as context and given arguments
resolve: function() {
- deferred.fire( this , arguments );
+ deferred.resolveWith( jQuery.isFunction( this.promise ) ? this.promise() : this, arguments );
return this;
},
-
- // cancelling further callbacks
+
+ // Has this deferred been resolved?
+ isResolved: function() {
+ return !!( firing || fired );
+ },
+
+ // Cancel
cancel: function() {
- if ( cancellable ) {
- callbacks = [];
- cancelled = 1;
- }
+ cancelled = 1;
+ callbacks = [];
return this;
}
-
};
-
- // Add the deferred marker
- deferred.then._ = deferredMarker;
-
+
return deferred;
},
-
+
// Full fledged deferred (two callbacks list)
- // Typical success/error system
- deferred: function( func , cancellable ) {
-
- // Handle varargs
- if ( arguments.length === 1 ) {
-
- if ( typeof func === "boolean" ) {
- cancellable = func;
- func = 0;
- }
- }
-
- var errorDeferred = jQuery._deferred( cancellable ),
- deferred = jQuery._deferred( cancellable ),
- // Keep reference of the cancel method since we'll redefine it
- cancelThen = deferred.cancel;
-
- // Add errorDeferred methods and redefine cancel
- jQuery.extend( deferred , {
-
- fail: errorDeferred.then,
- fireReject: errorDeferred.fire,
- reject: errorDeferred.resolve,
- cancel: function() {
- cancelThen();
- errorDeferred.cancel();
- return this;
+ Deferred: function( func ) {
+ var deferred = jQuery._Deferred(),
+ failDeferred = jQuery._Deferred(),
+ promise,
+ invert;
+ // Add errorDeferred methods, then, promise and invert
+ jQuery.extend( deferred, {
+ then: function( doneCallbacks, failCallbacks ) {
+ deferred.done( doneCallbacks ).fail( failCallbacks );
+ return this;
+ },
+ fail: failDeferred.done,
+ rejectWith: failDeferred.resolveWith,
+ reject: failDeferred.resolve,
+ isRejected: failDeferred.isResolved,
+ // Get a promise for this deferred
+ // If obj is provided, the promise aspect is added to the object
+ promise: function( obj ) {
+ if ( obj == null ) {
+ if ( promise ) {
+ return promise;
+ }
+ promise = obj = {};
}
-
+ for( var methodName in promiseMethods ) {
+ obj[ methodName ] = deferred[ methodName ];
+ }
+ return obj;
+ },
+ // Get the invert promise for this deferred
+ // If obj is provided, the invert promise aspect is added to the object
+ invert: function( obj ) {
+ if ( obj == null ) {
+ if ( invert ) {
+ return invert;
+ }
+ invert = obj = {};
+ }
+ for( var methodName in promiseMethods ) {
+ obj[ methodName ] = promiseMethods[ methodName ] && deferred[ promiseMethods[methodName] ];
+ }
+ obj.then = invert.then || function( doneCallbacks, failCallbacks ) {
+ deferred.done( failCallbacks ).fail( doneCallbacks );
+ return this;
+ };
+ return obj;
+ }
} );
-
// Make sure only one callback list will be used
- deferred.then( errorDeferred.cancel ).fail( cancelThen );
-
+ deferred.then( failDeferred.cancel, deferred.cancel );
+ // Unexpose cancel
+ delete deferred.cancel;
// Call given func if any
if ( func ) {
- func.call( deferred , deferred );
+ func.call( deferred, deferred );
}
-
return deferred;
},
- // Check if an object is a deferred
- isDeferred: function( object , method ) {
- method = method || "then";
- return !!( object && object[ method ] && object[ method ]._ === deferredMarker );
- },
-
// Deferred helper
- when: function( object , method ) {
- method = method || "then";
- object = jQuery.isDeferred( object , method ) ?
- object :
- jQuery.deferred().resolve( object );
- object.fail = object.fail || function() { return this; };
- object[ method ] = object[ method ] || object.then;
- object.then = object.then || object[ method ];
- return object;
+ when: function( object ) {
+ var args = arguments,
+ length = args.length,
+ deferred = length <= 1 && object && jQuery.isFunction( object.promise ) ?
+ object :
+ jQuery.Deferred(),
+ promise = deferred.promise(),
+ resolveArray;
+
+ if ( length > 1 ) {
+ resolveArray = new Array( length );
+ jQuery.each( args, function( index, element ) {
+ jQuery.when( element ).then( function( value ) {
+ resolveArray[ index ] = arguments.length > 1 ? slice.call( arguments, 0 ) : value;
+ if( ! --length ) {
+ deferred.resolveWith( promise, resolveArray );
+ }
+ }, deferred.reject );
+ } );
+ } else if ( deferred !== object ) {
+ deferred.resolve( object );
+ }
+ return promise;
},
// Use of jQuery.browser is frowned upon.
return { browser: match[1] || "", version: match[2] || "0" };
},
+ sub: function() {
+ function jQuerySubclass( selector, context ) {
+ return new jQuerySubclass.fn.init( selector, context );
+ }
+ jQuery.extend( true, jQuerySubclass, this );
+ 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: {}
});
// Create readyList deferred
-// also force $.fn.ready to be recognized as a defer
-readyList = jQuery._deferred( false );
-jQuery.fn.ready._ = deferredMarker;
+readyList = jQuery._Deferred();
// Populate the class2type map
jQuery.each("Boolean Number String Function Array Date RegExp Object".split(" "), function(i, name) {
};
}
-// Verify that \s matches non-breaking spaces
-// (IE fails on this test)
-if ( !rwhite.test( "\xA0" ) ) {
+// IE doesn't match non-breaking spaces with \s
+if ( rnotwhite.test( "\xA0" ) ) {
trimLeft = /^[\s\xA0]+/;
trimRight = /[\s\xA0]+$/;
}
jQuery.ready();
}
-// Expose jQuery as an Asynchronous Module
-if ( typeof define === "function" ) {
- define( "jquery", [], function () { return jQuery; } );
-}
-
// Expose jQuery to the global object
return (window.jQuery = window.$ = jQuery);