return r;
},
-
- /**
- * A handy, and fast, way to traverse in a particular direction and find
- * a specific element.
- *
- * @private
- * @name $.nth
- * @type DOMElement
- * @param DOMElement cur The element to search from.
- * @param Number|String num The Nth result to match. Can be a number or a string (like 'even' or 'odd').
- * @param String dir The direction to move in (pass in something like 'previousSibling' or 'nextSibling').
- * @cat DOM/Traversing
- */
- nth: function(cur,result,dir){
- result = result || 1;
- var num = 0;
- for ( ; cur; cur = cur[dir] ) {
- if ( cur.nodeType == 1 ) num++;
- if ( num == result || result == "even" && num % 2 == 0 && num > 1 ||
- result == "odd" && num % 2 == 1 ) return cur;
- }
- },
-
- expr: {
- "": "m[2]== '*'||a.nodeName.toUpperCase()==m[2].toUpperCase()",
- "#": "a.getAttribute('id')==m[2]",
- ":": {
- // Position Checks
- lt: "i<m[3]-0",
- gt: "i>m[3]-0",
- nth: "m[3]-0==i",
- eq: "m[3]-0==i",
- first: "i==0",
- last: "i==r.length-1",
- even: "i%2==0",
- odd: "i%2",
-
- // Child Checks
- "nth-child": "jQuery.nth(a.parentNode.firstChild,m[3],'nextSibling')==a",
- "first-child": "jQuery.nth(a.parentNode.firstChild,1,'nextSibling')==a",
- "last-child": "jQuery.nth(a.parentNode.lastChild,1,'previousSibling')==a",
- "only-child": "jQuery.sibling(a.parentNode.firstChild).length==1",
-
- // Parent Checks
- parent: "a.childNodes.length",
- empty: "!a.childNodes.length",
-
- // Text Check
- contains: "jQuery.fn.text.apply([a]).indexOf(m[3])>=0",
-
- // Visibility
- visible: "a.type!='hidden'&&jQuery.css(a,'display')!='none'&&jQuery.css(a,'visibility')!='hidden'",
- hidden: "a.type=='hidden'||jQuery.css(a,'display')=='none'||jQuery.css(a,'visibility')=='hidden'",
-
- // Form attributes
- enabled: "!a.disabled",
- disabled: "a.disabled",
- checked: "a.checked",
- selected: "a.selected || jQuery.attr(a, 'selected')",
-
- // Form elements
- text: "a.type=='text'",
- radio: "a.type=='radio'",
- checkbox: "a.type=='checkbox'",
- file: "a.type=='file'",
- password: "a.type=='password'",
- submit: "a.type=='submit'",
- image: "a.type=='image'",
- reset: "a.type=='reset'",
- button: "a.type=='button'||a.nodeName=='BUTTON'",
- input: "/input|select|textarea|button/i.test(a.nodeName)"
- },
- ".": "jQuery.className.has(a,m[2])",
- "@": {
- "=": "z==m[4]",
- "!=": "z!=m[4]",
- "^=": "z && !z.indexOf(m[4])",
- "$=": "z && z.substr(z.length - m[4].length,m[4].length)==m[4]",
- "*=": "z && z.indexOf(m[4])>=0",
- "": "z",
- _resort: function(m){
- return ["", m[1], m[3], m[2], m[5]];
- },
- _prefix: "z=jQuery.attr(a,m[3]);"
- },
- "[": "jQuery.find(m[2],a).length"
- },
-
- /**
- * All elements on a specified axis.
- *
- * @private
- * @name $.sibling
- * @type Array
- * @param Element elem The element to find all the siblings of (including itself).
- * @cat DOM/Traversing
- */
- sibling: function( n, elem ) {
- var r = [];
-
- for ( ; n; n = n.nextSibling ) {
- if ( n.nodeType == 1 && (!elem || n != elem) )
- r.push( n );
- }
-
- return r;
- },
-
- token: [
- "\\.\\.|/\\.\\.", "a.parentNode",
- ">|/", "jQuery.sibling(a.firstChild)",
- "\\+", "jQuery.nth(a,2,'nextSibling')",
- "~", function(a){
- var s = jQuery.sibling(a.parentNode.firstChild)
- return s.slice(0, jQuery.inArray(a,s));
- }
- ],
-
- /**
- * @name $.find
- * @type Array<Element>
- * @private
- * @cat Core
- */
- find: function( t, context ) {
- // Quickly handle non-string expressions
- if ( typeof t != "string" )
- return [ t ];
-
- // Make sure that the context is a DOM Element
- if ( context && context.nodeType == undefined )
- context = null;
-
- // Set the correct context (if none is provided)
- context = context || document;
-
- // Handle the common XPath // expression
- if ( !t.indexOf("//") ) {
- context = context.documentElement;
- t = t.substr(2,t.length);
-
- // And the / root expression
- } else if ( !t.indexOf("/") ) {
- context = context.documentElement;
- t = t.substr(1,t.length);
- if ( t.indexOf("/") >= 1 )
- t = t.substr(t.indexOf("/"),t.length);
- }
-
- // Initialize the search
- var ret = [context], done = [], last = null;
-
- // Continue while a selector expression exists, and while
- // we're no longer looping upon ourselves
- while ( t && last != t ) {
- var r = [];
- last = t;
-
- t = jQuery.trim(t).replace( /^\/\//i, "" );
-
- var foundToken = false;
-
- // An attempt at speeding up child selectors that
- // point to a specific element tag
- var re = /^[\/>]\s*([a-z0-9*-]+)/i;
- var m = re.exec(t);
-
- if ( m ) {
- // Perform our own iteration and filter
- for ( var i = 0, rl = ret.length; i < rl; i++ )
- for ( var c = ret[i].firstChild; c; c = c.nextSibling )
- if ( c.nodeType == 1 && ( c.nodeName == m[1].toUpperCase() || m[1] == "*" ) )
- r.push( c );
-
- ret = r;
- t = jQuery.trim( t.replace( re, "" ) );
- foundToken = true;
- } else {
- // Look for pre-defined expression tokens
- for ( var i = 0; i < jQuery.token.length; i += 2 ) {
- // Attempt to match each, individual, token in
- // the specified order
- var re = new RegExp("^(" + jQuery.token[i] + ")");
- var m = re.exec(t);
-
- // If the token match was found
- if ( m ) {
- // Map it against the token's handler
- r = ret = jQuery.map( ret, jQuery.token[i+1].constructor == Function ?
- jQuery.token[i+1] :
- function(a){ return eval(jQuery.token[i+1]); });
-
- // And remove the token
- t = jQuery.trim( t.replace( re, "" ) );
- foundToken = true;
- break;
- }
- }
- }
-
- // See if there's still an expression, and that we haven't already
- // matched a token
- if ( t && !foundToken ) {
- // Handle multiple expressions
- if ( !t.indexOf(",") || !t.indexOf("|") ) {
- // Clean teh result set
- if ( ret[0] == context ) ret.shift();
-
- // Merge the result sets
- jQuery.merge( done, ret );
-
- // Reset the context
- r = ret = [context];
-
- // Touch up the selector string
- t = " " + t.substr(1,t.length);
-
- } else {
- // Optomize for the case nodeName#idName
- var re2 = /^([a-z0-9_-]+)(#)([a-z0-9\\*_-]*)/i;
- var m = re2.exec(t);
-
- // Re-organize the results, so that they're consistent
- if ( m ) {
- m = [ 0, m[2], m[3], m[1] ];
-
- } else {
- // Otherwise, do a traditional filter check for
- // ID, class, and element selectors
- re2 = /^([#.]?)([a-z0-9\\*_-]*)/i;
- m = re2.exec(t);
- }
-
- // Try to do a global search by ID, where we can
- if ( m[1] == "#" && ret[ret.length-1].getElementById ) {
- // Optimization for HTML document case
- var oid = ret[ret.length-1].getElementById(m[2]);
-
- // Do a quick check for node name (where applicable) so
- // that div#foo searches will be really fast
- ret = r = oid &&
- (!m[3] || oid.nodeName == m[3].toUpperCase()) ? [oid] : [];
-
- // Use the DOM 0 shortcut for the body element
- } else if ( m[1] == "" && m[2] == "body" ) {
- ret = r = [ document.body ];
-
- } else {
- // Pre-compile a regular expression to handle class searches
- if ( m[1] == "." )
- var rec = new RegExp("(^|\\s)" + m[2] + "(\\s|$)");
-
- // We need to find all descendant elements, it is more
- // efficient to use getAll() when we are already further down
- // the tree - we try to recognize that here
- for ( var i = 0, rl = ret.length; i < rl; i++ )
- jQuery.merge( r,
- m[1] != "" && ret.length != 1 ?
- jQuery.getAll( ret[i], [], m[1], m[2], rec ) :
- ret[i].getElementsByTagName( m[1] != "" || m[0] == "" ? "*" : m[2] )
- );
-
- // It's faster to filter by class and be done with it
- if ( m[1] == "." && ret.length == 1 )
- r = jQuery.grep( r, function(e) {
- return rec.test(e.className);
- });
-
- // Same with ID filtering
- if ( m[1] == "#" && ret.length == 1 ) {
- // Remember, then wipe out, the result set
- var tmp = r;
- r = [];
-
- // Then try to find the element with the ID
- for ( var i = 0, tl = tmp.length; i < tl; i++ )
- if ( tmp[i].getAttribute("id") == m[2] ) {
- r = [ tmp[i] ];
- break;
- }
- }
-
- ret = r;
- }
-
- t = t.replace( re2, "" );
- }
-
- }
-
- // If a selector string still exists
- if ( t ) {
- // Attempt to filter it
- var val = jQuery.filter(t,r);
- ret = r = val.r;
- t = jQuery.trim(val.t);
- }
- }
-
- // Remove the root context
- if ( ret && ret[0] == context ) ret.shift();
-
- // And combine the results
- jQuery.merge( done, ret );
-
- return done;
- },
-
- getAll: function( o, r, token, name, re ) {
- for ( var s = o.firstChild; s; s = s.nextSibling )
- if ( s.nodeType == 1 ) {
- var add = true;
-
- if ( token == "." )
- add = s.className && re.test(s.className);
- else if ( token == "#" )
- add = s.getAttribute('id') == name;
- if ( add )
- r.push( s );
-
- if ( token == "#" && r.length ) break;
-
- if ( s.firstChild )
- jQuery.getAll( s, r, token, name, re );
- }
-
- return r;
- },
-
attr: function(elem, name, value){
var fix = {
"for": "htmlFor",
return elem[name];
}
},
-
- // The regular expressions that power the parsing engine
- parse: [
- // Match: [@value='test'], [@foo]
- "\\[ *(@)S *([!*$^=]*) *('?\"?)(.*?)\\4 *\\]",
-
- // Match: [div], [div p]
- "(\\[)\\s*(.*?)\\s*\\]",
-
- // Match: :contains('foo')
- "(:)S\\(\"?'?([^\\)]*?)\"?'?\\)",
-
- // Match: :even, :last-chlid
- "([:.#]*)S"
- ],
-
- filter: function(t,r,not) {
- // Look for common filter expressions
- while ( t && /^[a-z[({<*:.#]/i.test(t) ) {
-
- var p = jQuery.parse;
-
- for ( var i = 0, pl = p.length; i < pl; i++ ) {
-
- // Look for, and replace, string-like sequences
- // and finally build a regexp out of it
- var re = new RegExp(
- "^" + p[i].replace("S", "([a-z*_-][a-z0-9_-]*)"), "i" );
-
- var m = re.exec( t );
-
- if ( m ) {
- // Re-organize the first match
- if ( jQuery.expr[ m[1] ]._resort )
- m = jQuery.expr[ m[1] ]._resort( m );
-
- // Remove what we just matched
- t = t.replace( re, "" );
-
- break;
- }
- }
-
- // :not() is a special case that can be optimized by
- // keeping it out of the expression list
- if ( m[1] == ":" && m[2] == "not" )
- r = jQuery.filter(m[3], r, true).r;
-
- // Handle classes as a special case (this will help to
- // improve the speed, as the regexp will only be compiled once)
- else if ( m[1] == "." ) {
-
- var re = new RegExp("(^|\\s)" + m[2] + "(\\s|$)");
- r = jQuery.grep( r, function(e){
- return re.test(e.className || '');
- }, not);
-
- // Otherwise, find the expression to execute
- } else {
- var f = jQuery.expr[m[1]];
- if ( typeof f != "string" )
- f = jQuery.expr[m[1]][m[2]];
-
- // Build a custom macro to enclose it
- eval("f = function(a,i){" +
- ( jQuery.expr[ m[1] ]._prefix || "" ) +
- "return " + f + "}");
-
- // Execute it against the current filter
- r = jQuery.grep( r, f, not );
- }
- }
-
- // Return an array of filtered elements (r)
- // and the modified expression string (t)
- return { r: r, t: t };
- },
-
+
/**
* Remove the whitespace from the beginning and end of a string.
*
return t.replace(/^\s+|\s+$/g, "");
},
- /**
- * All ancestors of a given element.
- *
- * @private
- * @name $.parents
- * @type Array<Element>
- * @param Element elem The element to find the ancestors of.
- * @cat DOM/Traversing
- */
- parents: function( elem ){
- var matched = [];
- var cur = elem.parentNode;
- while ( cur && cur != document ) {
- matched.push( cur );
- cur = cur.parentNode;
- }
- return matched;
- },
-
makeArray: function( a ) {
var r = [];
}
return r;
- },
-
- /*
- * A number of helper functions used for managing events.
- * Many of the ideas behind this code orignated from Dean Edwards' addEvent library.
- */
- event: {
-
- // Bind an event to an element
- // Original by Dean Edwards
- add: function(element, type, handler, data) {
- // For whatever reason, IE has trouble passing the window object
- // around, causing it to be cloned in the process
- if ( jQuery.browser.msie && element.setInterval != undefined )
- element = window;
-
- // if data is passed, bind to handler
- if( data )
- handler.data = data;
-
- // Make sure that the function being executed has a unique ID
- if ( !handler.guid )
- handler.guid = this.guid++;
-
- // Init the element's event structure
- if (!element.events)
- element.events = {};
-
- // Get the current list of functions bound to this event
- var handlers = element.events[type];
-
- // If it hasn't been initialized yet
- if (!handlers) {
- // Init the event handler queue
- handlers = element.events[type] = {};
-
- // Remember an existing handler, if it's already there
- if (element["on" + type])
- handlers[0] = element["on" + type];
- }
-
- // Add the function to the element's handler list
- handlers[handler.guid] = handler;
-
- // And bind the global event handler to the element
- element["on" + type] = this.handle;
-
- // Remember the function in a global list (for triggering)
- if (!this.global[type])
- this.global[type] = [];
- this.global[type].push( element );
- },
-
- guid: 1,
- global: {},
-
- // Detach an event or set of events from an element
- remove: function(element, type, handler) {
- if (element.events)
- if ( type && type.type )
- delete element.events[ type.type ][ type.handler.guid ];
- else if (type && element.events[type])
- if ( handler )
- delete element.events[type][handler.guid];
- else
- for ( var i in element.events[type] )
- delete element.events[type][i];
- else
- for ( var j in element.events )
- this.remove( element, j );
- },
-
- trigger: function(type,data,element) {
- // Clone the incoming data, if any
- data = jQuery.makeArray(data || []);
-
- // Handle a global trigger
- if ( !element ) {
- var g = this.global[type];
- if ( g )
- for ( var i = 0, gl = g.length; i < gl; i++ )
- this.trigger( type, data, g[i] );
-
- // Handle triggering a single element
- } else if ( element["on" + type] ) {
- // Pass along a fake event
- data.unshift( this.fix({ type: type, target: element }) );
-
- // Trigger the event
- element["on" + type].apply( element, data );
- }
- },
-
- handle: function(event) {
- if ( typeof jQuery == "undefined" ) return false;
-
- event = jQuery.event.fix( event || window.event || {} ); // Empty object is for triggered events with no data
-
- var returnValue = true;
-
- var c = this.events[event.type];
-
- var args = [].slice.call( arguments, 1 );
- args.unshift( event );
-
- for ( var j in c ) {
- // Pass in a reference to the handler function itself
- // So that we can later remove it
- args[0].handler = c[j];
- args[0].data = c[j].data;
-
- if ( c[j].apply( this, args ) === false ) {
- event.preventDefault();
- event.stopPropagation();
- returnValue = false;
- }
- }
-
- // Clean up added properties in IE to prevent memory leak
- if (jQuery.browser.msie) event.target = event.preventDefault = event.stopPropagation = event.handler = event.data = null;
-
- return returnValue;
- },
-
- fix: function(event) {
- // Fix target property, if necessary
- if ( !event.target && event.srcElement )
- event.target = event.srcElement;
-
- // Calculate pageX/Y if missing and clientX/Y available
- if ( typeof event.pageX == "undefined" && typeof event.clientX != "undefined" ) {
- var e = document.documentElement, b = document.body;
- event.pageX = event.clientX + (e.scrollLeft || b.scrollLeft);
- event.pageY = event.clientY + (e.scrollTop || b.scrollTop);
- }
-
- // Check safari and if target is a textnode
- if ( jQuery.browser.safari && event.target.nodeType == 3 ) {
- // target is readonly, clone the event object
- event = jQuery.extend({}, event);
- // get parentnode from textnode
- event.target = event.target.parentNode;
- }
-
- // fix preventDefault and stopPropagation
- if (!event.preventDefault) {
- event.preventDefault = function() {
- this.returnValue = false;
- };
- }
-
- if (!event.stopPropagation) {
- event.stopPropagation = function() {
- this.cancelBubble = true;
- };
- }
-
- return event;
- }
}
});
empty: function(){
while ( this.firstChild )
this.removeChild( this.firstChild );
- },
-
- /**
- * Binds a handler to a particular event (like click) for each matched element.
- * The event handler is passed an event object that you can use to prevent
- * default behaviour. To stop both default action and event bubbling, your handler
- * has to return false.
- *
- * In most cases, you can define your event handlers as anonymous functions
- * (see first example). In cases where that is not possible, you can pass additional
- * data as the second paramter (and the handler function as the third), see
- * second example.
- *
- * @example $("p").bind( "click", function() {
- * alert( $(this).text() );
- * } )
- * @before <p>Hello</p>
- * @result alert("Hello")
- *
- * @example var handler = function(event) {
- * alert(event.data.foo);
- * };
- * $("p").bind( "click", {foo: "bar"}, handler)
- * @result alert("bar")
- * @desc Pass some additional data to the event handler.
- *
- * @example $("form").bind( "submit", function() { return false; } )
- * @desc Cancel a default action and prevent it from bubbling by returning false
- * from your function.
- *
- * @example $("form").bind( "submit", function(event) {
- * event.preventDefault();
- * } );
- * @desc Cancel only the default action by using the preventDefault method.
- *
- *
- * @example $("form").bind( "submit", function(event) {
- * event.stopPropagation();
- * } )
- * @desc Stop only an event from bubbling by using the stopPropagation method.
- *
- * @name bind
- * @type jQuery
- * @param String type An event type
- * @param Object data (optional) Additional data passed to the event handler as event.data
- * @param Function fn A function to bind to the event on each of the set of matched elements
- * @cat Events
- */
- bind: function( type, data, fn ) {
- jQuery.event.add( this, type, fn || data, data );
- },
-
- /**
- * The opposite of bind, removes a bound event from each of the matched
- * elements. You must pass the identical function that was used in the original
- * bind method.
- *
- * @example $("p").unbind( "click", function() { alert("Hello"); } )
- * @before <p onclick="alert('Hello');">Hello</p>
- * @result [ <p>Hello</p> ]
- *
- * @name unbind
- * @type jQuery
- * @param String type An event type
- * @param Function fn A function to unbind from the event on each of the set of matched elements
- * @cat Events
- */
-
- /**
- * Removes all bound events of a particular type from each of the matched
- * elements.
- *
- * @example $("p").unbind( "click" )
- * @before <p onclick="alert('Hello');">Hello</p>
- * @result [ <p>Hello</p> ]
- *
- * @name unbind
- * @type jQuery
- * @param String type An event type
- * @cat Events
- */
-
- /**
- * Removes all bound events from each of the matched elements.
- *
- * @example $("p").unbind()
- * @before <p onclick="alert('Hello');">Hello</p>
- * @result [ <p>Hello</p> ]
- *
- * @name unbind
- * @type jQuery
- * @cat Events
- */
- unbind: function( type, fn ) {
- jQuery.event.remove( this, type, fn );
- },
-
- /**
- * Trigger a type of event on every matched element.
- *
- * @example $("p").trigger("click")
- * @before <p click="alert('hello')">Hello</p>
- * @result alert('hello')
- *
- * @name trigger
- * @type jQuery
- * @param String type An event type to trigger.
- * @cat Events
- */
- trigger: function( type, data ) {
- jQuery.event.trigger( type, data, this );
}
}
};
git.asbjorn.biz / jquery.git / blobdiff