diff --git a/build/Gruntfile.js b/build/Gruntfile.js index 76d102f..064a2b3 100644 --- a/build/Gruntfile.js +++ b/build/Gruntfile.js @@ -53,7 +53,7 @@ module.exports = function(grunt) { '<%= pkg.licenses ? " * @license Released under the " + _.pluck(pkg.licenses, "type").join(", ") + ".\\n" : "" %>' + '<%= pkg.version ? " * @version " + pkg.version + "\\n" : "" %>' + ' * @date <%= grunt.template.today("yyyy/mm/dd") %>\n' + - ' */\n\n', + ' */\n\n' }, @@ -90,11 +90,11 @@ module.exports = function(grunt) { targetDir: './files/plugins', // A directory where you want to keep your Bower packages. cleanup: true, // Will clean target and bower directories. layout: 'byComponent', // Folder structure type. - verbose: true, // Debug output. + verbose: true // Debug output. - }, + } - }, + } }, @@ -114,11 +114,11 @@ module.exports = function(grunt) { '<%= jshint.init %>', './files/scripts/**/*', './files/styles/**/*', - './files/templates/**/*', + './files/templates/**/*' ], - tasks: ['default'], + tasks: ['default'] }, @@ -135,16 +135,16 @@ module.exports = function(grunt) { options: { - jshintrc: '.jshintrc', // Defined options and globals. + jshintrc: '.jshintrc' // Defined options and globals. }, init: [ './Gruntfile.js', - './files/scripts/<%= pkg.name %>.*.js', + './files/scripts/<%= pkg.name %>.*.js' - ], + ] }, @@ -160,15 +160,15 @@ module.exports = function(grunt) { dev: { - NODE_ENV: 'DEVELOPMENT', + NODE_ENV: 'DEVELOPMENT' }, prod: { - NODE_ENV: 'PRODUCTION', + NODE_ENV: 'PRODUCTION' - }, + } }, @@ -184,22 +184,22 @@ module.exports = function(grunt) { options: { - force: true, // Allows for deletion of folders outside current working dir (CWD). Use with caution. + force: true // Allows for deletion of folders outside current working dir (CWD). Use with caution. }, dev: [ - '../dev/**/*', + '../dev/**/*' ], prod: [ '../prod/<%= pkg.version %>/<%= now %>/<%= ver %>/**/*', - '../index.html', + '../index.html' - ], + ] }, @@ -218,7 +218,7 @@ module.exports = function(grunt) { options: { - banner: '<%= banner.short %>', + banner: '<%= banner.short %>' }, @@ -230,14 +230,14 @@ module.exports = function(grunt) { './files/scripts/jquery.*.js', './files/scripts/<%= pkg.name %>.js', './files/scripts/<%= pkg.name %>.mod.*.js', - './files/scripts/<%= pkg.name %>.init.js', - ], + './files/scripts/<%= pkg.name %>.init.js' + ] // Optionally, add more generated files here ... - }, + } - }, + } }, @@ -254,9 +254,9 @@ module.exports = function(grunt) { options: { - noCache: true, // Don't cache to sassc files. - precision: 14, // How many digits of precision to use when outputting decimal numbers. - sourcemap: 'none', // Generate CSS source maps? + noCache: true, // Don't cache to sassc files. + precision: 14, // How many digits of precision to use when outputting decimal numbers. + sourcemap: 'none' // Generate CSS source maps? }, @@ -264,17 +264,17 @@ module.exports = function(grunt) { options: { - banner: '<%= banner.long %>', - style: 'expanded', // Output style. Can be nested, compact, compressed, expanded. + //banner: '<%= banner.long %>', + style: 'expanded' // Output style. Can be nested, compact, compressed, expanded. }, files: { '../dev/styles/<%= pkg.name %>.css': './files/styles/<%= pkg.name %>.scss', - '../dev/styles/development.css': './files/styles/development.scss', + '../dev/styles/development.css': './files/styles/development.scss' - }, + } }, @@ -282,18 +282,18 @@ module.exports = function(grunt) { options: { - banner: '<%= banner.short %>', - style: 'compressed', + //banner: '<%= banner.short %>', + style: 'compressed' }, files: { - '../prod/<%= pkg.version %>/<%= now %>/<%= ver %>/styles/<%= pkg.name %>.min.css': './files/styles/<%= pkg.name %>.scss', + '../prod/<%= pkg.version %>/<%= now %>/<%= ver %>/styles/<%= pkg.name %>.min.css': './files/styles/<%= pkg.name %>.scss' - }, + } - }, + } }, @@ -321,9 +321,9 @@ module.exports = function(grunt) { production: '<%= pkg.production %>', title: '<%= pkg.title %>', ver: '<%= ver %>', - version: '<%= pkg.version %>', + version: '<%= pkg.version %>' - }, + } }, @@ -338,13 +338,13 @@ module.exports = function(grunt) { src: [ '**/*.html', '!includes/**/*', - '!latest.html', + '!latest.html' ], - dest: '../dev/', + dest: '../dev/' - }, + } - ], + ] }, @@ -357,20 +357,20 @@ module.exports = function(grunt) { expand: true, cwd: './files/templates/', src: [ - 'index.html', + 'index.html' ], - dest: '../prod/<%= pkg.version %>/<%= now %>/<%= ver %>/', + dest: '../prod/<%= pkg.version %>/<%= now %>/<%= ver %>/' }, { src: './files/templates/latest.html', - dest: '../prod/index.html', + dest: '../prod/index.html' - }, + } - ], + ] - }, + } }, @@ -396,13 +396,13 @@ module.exports = function(grunt) { src: [ 'images/**/*.*', // Could also use: `*.{gif,png,svg}` 'scripts/**/*', - '!**/source/**', + '!**/source/**' ], - dest: '../dev/', + dest: '../dev/' - }, + } - ], + ] }, @@ -417,25 +417,25 @@ module.exports = function(grunt) { src: [ 'images/**/*.*', '!**/source/**', - '!**/junk/**', + '!**/junk/**' ], - dest: '../prod/<%= pkg.version %>/<%= now %>/<%= ver %>/', + dest: '../prod/<%= pkg.version %>/<%= now %>/<%= ver %>/' }, { // COPY INDEX TO ROOT: src: '../prod/<%= pkg.version %>/<%= now %>/<%= ver %>/index.html', - dest: '../index.html', + dest: '../index.html' - }, + } // Optionally, add more generated files here ... - ], + ] - }, + } - }, + } }); @@ -470,12 +470,12 @@ module.exports = function(grunt) { //---------------------------------- - grunt.registerTask('init', ['jshint',]); + grunt.registerTask('init', ['jshint']); - grunt.registerTask('dev', ['init', 'env:dev', 'clean:dev', 'sass:dev', 'preprocess:dev', 'copy:dev',]); + grunt.registerTask('dev', ['init', 'env:dev', 'clean:dev', 'sass:dev', 'preprocess:dev', 'copy:dev']); - grunt.registerTask('prod', ['init', 'dev', 'env:prod', 'clean:prod', 'sass:prod', 'uglify:prod', 'preprocess:prod', 'copy:prod',]); + grunt.registerTask('prod', ['init', 'dev', 'env:prod', 'clean:prod', 'sass:prod', 'uglify:prod', 'preprocess:prod', 'copy:prod']); - grunt.registerTask('default', ['dev',]); + grunt.registerTask('default', ['dev']); }; diff --git a/build/files/plugins/fastclick/fastclick.js b/build/files/plugins/fastclick/fastclick.js index 35a81d6..3af4f9d 100644 --- a/build/files/plugins/fastclick/fastclick.js +++ b/build/files/plugins/fastclick/fastclick.js @@ -1,821 +1,841 @@ -/** - * @preserve FastClick: polyfill to remove click delays on browsers with touch UIs. - * - * @version 1.0.3 - * @codingstandard ftlabs-jsv2 - * @copyright The Financial Times Limited [All Rights Reserved] - * @license MIT License (see LICENSE.txt) - */ - -/*jslint browser:true, node:true*/ -/*global define, Event, Node*/ - - -/** - * Instantiate fast-clicking listeners on the specified layer. - * - * @constructor - * @param {Element} layer The layer to listen on - * @param {Object} options The options to override the defaults - */ -function FastClick(layer, options) { +;(function () { 'use strict'; - var oldOnClick; - - options = options || {}; /** - * Whether a click is currently being tracked. + * @preserve FastClick: polyfill to remove click delays on browsers with touch UIs. * - * @type boolean + * @codingstandard ftlabs-jsv2 + * @copyright The Financial Times Limited [All Rights Reserved] + * @license MIT License (see LICENSE.txt) */ - this.trackingClick = false; + + /*jslint browser:true, node:true*/ + /*global define, Event, Node*/ /** - * Timestamp for when click tracking started. + * Instantiate fast-clicking listeners on the specified layer. * - * @type number + * @constructor + * @param {Element} layer The layer to listen on + * @param {Object} [options={}] The options to override the defaults */ - this.trackingClickStart = 0; + function FastClick(layer, options) { + var oldOnClick; + options = options || {}; + + /** + * Whether a click is currently being tracked. + * + * @type boolean + */ + this.trackingClick = false; + + + /** + * Timestamp for when click tracking started. + * + * @type number + */ + this.trackingClickStart = 0; - /** - * The element being tracked for a click. - * - * @type EventTarget - */ - this.targetElement = null; + /** + * The element being tracked for a click. + * + * @type EventTarget + */ + this.targetElement = null; + + + /** + * X-coordinate of touch start event. + * + * @type number + */ + this.touchStartX = 0; + + + /** + * Y-coordinate of touch start event. + * + * @type number + */ + this.touchStartY = 0; + + + /** + * ID of the last touch, retrieved from Touch.identifier. + * + * @type number + */ + this.lastTouchIdentifier = 0; + + + /** + * Touchmove boundary, beyond which a click will be cancelled. + * + * @type number + */ + this.touchBoundary = options.touchBoundary || 10; + + + /** + * The FastClick layer. + * + * @type Element + */ + this.layer = layer; + + /** + * The minimum time between tap(touchstart and touchend) events + * + * @type number + */ + this.tapDelay = options.tapDelay || 200; + + /** + * The maximum time for a tap + * + * @type number + */ + this.tapTimeout = options.tapTimeout || 700; + + if (FastClick.notNeeded(layer)) { + return; + } + + // Some old versions of Android don't have Function.prototype.bind + function bind(method, context) { + return function() { return method.apply(context, arguments); }; + } + + + var methods = ['onMouse', 'onClick', 'onTouchStart', 'onTouchMove', 'onTouchEnd', 'onTouchCancel']; + var context = this; + for (var i = 0, l = methods.length; i < l; i++) { + context[methods[i]] = bind(context[methods[i]], context); + } + + // Set up event handlers as required + if (deviceIsAndroid) { + layer.addEventListener('mouseover', this.onMouse, true); + layer.addEventListener('mousedown', this.onMouse, true); + layer.addEventListener('mouseup', this.onMouse, true); + } + + layer.addEventListener('click', this.onClick, true); + layer.addEventListener('touchstart', this.onTouchStart, false); + layer.addEventListener('touchmove', this.onTouchMove, false); + layer.addEventListener('touchend', this.onTouchEnd, false); + layer.addEventListener('touchcancel', this.onTouchCancel, false); + + // Hack is required for browsers that don't support Event#stopImmediatePropagation (e.g. Android 2) + // which is how FastClick normally stops click events bubbling to callbacks registered on the FastClick + // layer when they are cancelled. + if (!Event.prototype.stopImmediatePropagation) { + layer.removeEventListener = function(type, callback, capture) { + var rmv = Node.prototype.removeEventListener; + if (type === 'click') { + rmv.call(layer, type, callback.hijacked || callback, capture); + } else { + rmv.call(layer, type, callback, capture); + } + }; + + layer.addEventListener = function(type, callback, capture) { + var adv = Node.prototype.addEventListener; + if (type === 'click') { + adv.call(layer, type, callback.hijacked || (callback.hijacked = function(event) { + if (!event.propagationStopped) { + callback(event); + } + }), capture); + } else { + adv.call(layer, type, callback, capture); + } + }; + } + + // If a handler is already declared in the element's onclick attribute, it will be fired before + // FastClick's onClick handler. Fix this by pulling out the user-defined handler function and + // adding it as listener. + if (typeof layer.onclick === 'function') { + + // Android browser on at least 3.2 requires a new reference to the function in layer.onclick + // - the old one won't work if passed to addEventListener directly. + oldOnClick = layer.onclick; + layer.addEventListener('click', function(event) { + oldOnClick(event); + }, false); + layer.onclick = null; + } + } + + /** + * Windows Phone 8.1 fakes user agent string to look like Android and iPhone. + * + * @type boolean + */ + var deviceIsWindowsPhone = navigator.userAgent.indexOf("Windows Phone") >= 0; /** - * X-coordinate of touch start event. + * Android requires exceptions. * - * @type number + * @type boolean */ - this.touchStartX = 0; + var deviceIsAndroid = navigator.userAgent.indexOf('Android') > 0 && !deviceIsWindowsPhone; /** - * Y-coordinate of touch start event. + * iOS requires exceptions. * - * @type number + * @type boolean */ - this.touchStartY = 0; + var deviceIsIOS = /iP(ad|hone|od)/.test(navigator.userAgent) && !deviceIsWindowsPhone; /** - * ID of the last touch, retrieved from Touch.identifier. + * iOS 4 requires an exception for select elements. * - * @type number + * @type boolean */ - this.lastTouchIdentifier = 0; + var deviceIsIOS4 = deviceIsIOS && (/OS 4_\d(_\d)?/).test(navigator.userAgent); /** - * Touchmove boundary, beyond which a click will be cancelled. + * iOS 6.0-7.* requires the target element to be manually derived * - * @type number + * @type boolean */ - this.touchBoundary = options.touchBoundary || 10; - + var deviceIsIOSWithBadTarget = deviceIsIOS && (/OS [6-7]_\d/).test(navigator.userAgent); /** - * The FastClick layer. + * BlackBerry requires exceptions. * - * @type Element + * @type boolean */ - this.layer = layer; + var deviceIsBlackBerry10 = navigator.userAgent.indexOf('BB10') > 0; /** - * The minimum time between tap(touchstart and touchend) events + * Determine whether a given element requires a native click. * - * @type number + * @param {EventTarget|Element} target Target DOM element + * @returns {boolean} Returns true if the element needs a native click */ - this.tapDelay = options.tapDelay || 200; + FastClick.prototype.needsClick = function(target) { + switch (target.nodeName.toLowerCase()) { - if (FastClick.notNeeded(layer)) { - return; - } - - // Some old versions of Android don't have Function.prototype.bind - function bind(method, context) { - return function() { return method.apply(context, arguments); }; - } - - - var methods = ['onMouse', 'onClick', 'onTouchStart', 'onTouchMove', 'onTouchEnd', 'onTouchCancel']; - var context = this; - for (var i = 0, l = methods.length; i < l; i++) { - context[methods[i]] = bind(context[methods[i]], context); - } + // Don't send a synthetic click to disabled inputs (issue #62) + case 'button': + case 'select': + case 'textarea': + if (target.disabled) { + return true; + } - // Set up event handlers as required - if (deviceIsAndroid) { - layer.addEventListener('mouseover', this.onMouse, true); - layer.addEventListener('mousedown', this.onMouse, true); - layer.addEventListener('mouseup', this.onMouse, true); - } + break; + case 'input': - layer.addEventListener('click', this.onClick, true); - layer.addEventListener('touchstart', this.onTouchStart, false); - layer.addEventListener('touchmove', this.onTouchMove, false); - layer.addEventListener('touchend', this.onTouchEnd, false); - layer.addEventListener('touchcancel', this.onTouchCancel, false); - - // Hack is required for browsers that don't support Event#stopImmediatePropagation (e.g. Android 2) - // which is how FastClick normally stops click events bubbling to callbacks registered on the FastClick - // layer when they are cancelled. - if (!Event.prototype.stopImmediatePropagation) { - layer.removeEventListener = function(type, callback, capture) { - var rmv = Node.prototype.removeEventListener; - if (type === 'click') { - rmv.call(layer, type, callback.hijacked || callback, capture); - } else { - rmv.call(layer, type, callback, capture); + // File inputs need real clicks on iOS 6 due to a browser bug (issue #68) + if ((deviceIsIOS && target.type === 'file') || target.disabled) { + return true; } - }; - - layer.addEventListener = function(type, callback, capture) { - var adv = Node.prototype.addEventListener; - if (type === 'click') { - adv.call(layer, type, callback.hijacked || (callback.hijacked = function(event) { - if (!event.propagationStopped) { - callback(event); - } - }), capture); - } else { - adv.call(layer, type, callback, capture); - } - }; - } - // If a handler is already declared in the element's onclick attribute, it will be fired before - // FastClick's onClick handler. Fix this by pulling out the user-defined handler function and - // adding it as listener. - if (typeof layer.onclick === 'function') { - - // Android browser on at least 3.2 requires a new reference to the function in layer.onclick - // - the old one won't work if passed to addEventListener directly. - oldOnClick = layer.onclick; - layer.addEventListener('click', function(event) { - oldOnClick(event); - }, false); - layer.onclick = null; - } -} - - -/** - * Android requires exceptions. - * - * @type boolean - */ -var deviceIsAndroid = navigator.userAgent.indexOf('Android') > 0; - - -/** - * iOS requires exceptions. - * - * @type boolean - */ -var deviceIsIOS = /iP(ad|hone|od)/.test(navigator.userAgent); - - -/** - * iOS 4 requires an exception for select elements. - * - * @type boolean - */ -var deviceIsIOS4 = deviceIsIOS && (/OS 4_\d(_\d)?/).test(navigator.userAgent); - - -/** - * iOS 6.0(+?) requires the target element to be manually derived - * - * @type boolean - */ -var deviceIsIOSWithBadTarget = deviceIsIOS && (/OS ([6-9]|\d{2})_\d/).test(navigator.userAgent); - -/** - * BlackBerry requires exceptions. - * - * @type boolean - */ -var deviceIsBlackBerry10 = navigator.userAgent.indexOf('BB10') > 0; - -/** - * Determine whether a given element requires a native click. - * - * @param {EventTarget|Element} target Target DOM element - * @returns {boolean} Returns true if the element needs a native click - */ -FastClick.prototype.needsClick = function(target) { - 'use strict'; - switch (target.nodeName.toLowerCase()) { - - // Don't send a synthetic click to disabled inputs (issue #62) - case 'button': - case 'select': - case 'textarea': - if (target.disabled) { + break; + case 'label': + case 'iframe': // iOS8 homescreen apps can prevent events bubbling into frames + case 'video': return true; } - break; - case 'input': + return (/\bneedsclick\b/).test(target.className); + }; + - // File inputs need real clicks on iOS 6 due to a browser bug (issue #68) - if ((deviceIsIOS && target.type === 'file') || target.disabled) { + /** + * Determine whether a given element requires a call to focus to simulate click into element. + * + * @param {EventTarget|Element} target Target DOM element + * @returns {boolean} Returns true if the element requires a call to focus to simulate native click. + */ + FastClick.prototype.needsFocus = function(target) { + switch (target.nodeName.toLowerCase()) { + case 'textarea': return true; - } + case 'select': + return !deviceIsAndroid; + case 'input': + switch (target.type) { + case 'button': + case 'checkbox': + case 'file': + case 'image': + case 'radio': + case 'submit': + return false; + } - break; - case 'label': - case 'video': - return true; - } + // No point in attempting to focus disabled inputs + return !target.disabled && !target.readOnly; + default: + return (/\bneedsfocus\b/).test(target.className); + } + }; - return (/\bneedsclick\b/).test(target.className); -}; + /** + * Send a click event to the specified element. + * + * @param {EventTarget|Element} targetElement + * @param {Event} event + */ + FastClick.prototype.sendClick = function(targetElement, event) { + var clickEvent, touch; -/** - * Determine whether a given element requires a call to focus to simulate click into element. - * - * @param {EventTarget|Element} target Target DOM element - * @returns {boolean} Returns true if the element requires a call to focus to simulate native click. - */ -FastClick.prototype.needsFocus = function(target) { - 'use strict'; - switch (target.nodeName.toLowerCase()) { - case 'textarea': - return true; - case 'select': - return !deviceIsAndroid; - case 'input': - switch (target.type) { - case 'button': - case 'checkbox': - case 'file': - case 'image': - case 'radio': - case 'submit': - return false; + // On some Android devices activeElement needs to be blurred otherwise the synthetic click will have no effect (#24) + if (document.activeElement && document.activeElement !== targetElement) { + document.activeElement.blur(); } - // No point in attempting to focus disabled inputs - return !target.disabled && !target.readOnly; - default: - return (/\bneedsfocus\b/).test(target.className); - } -}; - + touch = event.changedTouches[0]; -/** - * Send a click event to the specified element. - * - * @param {EventTarget|Element} targetElement - * @param {Event} event - */ -FastClick.prototype.sendClick = function(targetElement, event) { - 'use strict'; - var clickEvent, touch; + // Synthesise a click event, with an extra attribute so it can be tracked + clickEvent = document.createEvent('MouseEvents'); + clickEvent.initMouseEvent(this.determineEventType(targetElement), true, true, window, 1, touch.screenX, touch.screenY, touch.clientX, touch.clientY, false, false, false, false, 0, null); + clickEvent.forwardedTouchEvent = true; + targetElement.dispatchEvent(clickEvent); + }; - // On some Android devices activeElement needs to be blurred otherwise the synthetic click will have no effect (#24) - if (document.activeElement && document.activeElement !== targetElement) { - document.activeElement.blur(); - } + FastClick.prototype.determineEventType = function(targetElement) { - touch = event.changedTouches[0]; + //Issue #159: Android Chrome Select Box does not open with a synthetic click event + if (deviceIsAndroid && targetElement.tagName.toLowerCase() === 'select') { + return 'mousedown'; + } - // Synthesise a click event, with an extra attribute so it can be tracked - clickEvent = document.createEvent('MouseEvents'); - clickEvent.initMouseEvent(this.determineEventType(targetElement), true, true, window, 1, touch.screenX, touch.screenY, touch.clientX, touch.clientY, false, false, false, false, 0, null); - clickEvent.forwardedTouchEvent = true; - targetElement.dispatchEvent(clickEvent); -}; + return 'click'; + }; -FastClick.prototype.determineEventType = function(targetElement) { - 'use strict'; - //Issue #159: Android Chrome Select Box does not open with a synthetic click event - if (deviceIsAndroid && targetElement.tagName.toLowerCase() === 'select') { - return 'mousedown'; - } + /** + * @param {EventTarget|Element} targetElement + */ + FastClick.prototype.focus = function(targetElement) { + var length; - return 'click'; -}; + // Issue #160: on iOS 7, some input elements (e.g. date datetime month) throw a vague TypeError on setSelectionRange. These elements don't have an integer value for the selectionStart and selectionEnd properties, but unfortunately that can't be used for detection because accessing the properties also throws a TypeError. Just check the type instead. Filed as Apple bug #15122724. + if (deviceIsIOS && targetElement.setSelectionRange && targetElement.type.indexOf('date') !== 0 && targetElement.type !== 'time' && targetElement.type !== 'month') { + length = targetElement.value.length; + targetElement.setSelectionRange(length, length); + } else { + targetElement.focus(); + } + }; -/** - * @param {EventTarget|Element} targetElement - */ -FastClick.prototype.focus = function(targetElement) { - 'use strict'; - var length; + /** + * Check whether the given target element is a child of a scrollable layer and if so, set a flag on it. + * + * @param {EventTarget|Element} targetElement + */ + FastClick.prototype.updateScrollParent = function(targetElement) { + var scrollParent, parentElement; - // Issue #160: on iOS 7, some input elements (e.g. date datetime) throw a vague TypeError on setSelectionRange. These elements don't have an integer value for the selectionStart and selectionEnd properties, but unfortunately that can't be used for detection because accessing the properties also throws a TypeError. Just check the type instead. Filed as Apple bug #15122724. - if (deviceIsIOS && targetElement.setSelectionRange && targetElement.type.indexOf('date') !== 0 && targetElement.type !== 'time') { - length = targetElement.value.length; - targetElement.setSelectionRange(length, length); - } else { - targetElement.focus(); - } -}; + scrollParent = targetElement.fastClickScrollParent; + // Attempt to discover whether the target element is contained within a scrollable layer. Re-check if the + // target element was moved to another parent. + if (!scrollParent || !scrollParent.contains(targetElement)) { + parentElement = targetElement; + do { + if (parentElement.scrollHeight > parentElement.offsetHeight) { + scrollParent = parentElement; + targetElement.fastClickScrollParent = parentElement; + break; + } -/** - * Check whether the given target element is a child of a scrollable layer and if so, set a flag on it. - * - * @param {EventTarget|Element} targetElement - */ -FastClick.prototype.updateScrollParent = function(targetElement) { - 'use strict'; - var scrollParent, parentElement; - - scrollParent = targetElement.fastClickScrollParent; - - // Attempt to discover whether the target element is contained within a scrollable layer. Re-check if the - // target element was moved to another parent. - if (!scrollParent || !scrollParent.contains(targetElement)) { - parentElement = targetElement; - do { - if (parentElement.scrollHeight > parentElement.offsetHeight) { - scrollParent = parentElement; - targetElement.fastClickScrollParent = parentElement; - break; - } + parentElement = parentElement.parentElement; + } while (parentElement); + } - parentElement = parentElement.parentElement; - } while (parentElement); - } + // Always update the scroll top tracker if possible. + if (scrollParent) { + scrollParent.fastClickLastScrollTop = scrollParent.scrollTop; + } + }; - // Always update the scroll top tracker if possible. - if (scrollParent) { - scrollParent.fastClickLastScrollTop = scrollParent.scrollTop; - } -}; + /** + * @param {EventTarget} targetElement + * @returns {Element|EventTarget} + */ + FastClick.prototype.getTargetElementFromEventTarget = function(eventTarget) { -/** - * @param {EventTarget} targetElement - * @returns {Element|EventTarget} - */ -FastClick.prototype.getTargetElementFromEventTarget = function(eventTarget) { - 'use strict'; + // On some older browsers (notably Safari on iOS 4.1 - see issue #56) the event target may be a text node. + if (eventTarget.nodeType === Node.TEXT_NODE) { + return eventTarget.parentNode; + } - // On some older browsers (notably Safari on iOS 4.1 - see issue #56) the event target may be a text node. - if (eventTarget.nodeType === Node.TEXT_NODE) { - return eventTarget.parentNode; - } + return eventTarget; + }; - return eventTarget; -}; + /** + * On touch start, record the position and scroll offset. + * + * @param {Event} event + * @returns {boolean} + */ + FastClick.prototype.onTouchStart = function(event) { + var targetElement, touch, selection; -/** - * On touch start, record the position and scroll offset. - * - * @param {Event} event - * @returns {boolean} - */ -FastClick.prototype.onTouchStart = function(event) { - 'use strict'; - var targetElement, touch, selection; + // Ignore multiple touches, otherwise pinch-to-zoom is prevented if both fingers are on the FastClick element (issue #111). + if (event.targetTouches.length > 1) { + return true; + } - // Ignore multiple touches, otherwise pinch-to-zoom is prevented if both fingers are on the FastClick element (issue #111). - if (event.targetTouches.length > 1) { - return true; - } + targetElement = this.getTargetElementFromEventTarget(event.target); + touch = event.targetTouches[0]; - targetElement = this.getTargetElementFromEventTarget(event.target); - touch = event.targetTouches[0]; + if (deviceIsIOS) { - if (deviceIsIOS) { + // Only trusted events will deselect text on iOS (issue #49) + selection = window.getSelection(); + if (selection.rangeCount && !selection.isCollapsed) { + return true; + } - // Only trusted events will deselect text on iOS (issue #49) - selection = window.getSelection(); - if (selection.rangeCount && !selection.isCollapsed) { - return true; - } + if (!deviceIsIOS4) { + + // Weird things happen on iOS when an alert or confirm dialog is opened from a click event callback (issue #23): + // when the user next taps anywhere else on the page, new touchstart and touchend events are dispatched + // with the same identifier as the touch event that previously triggered the click that triggered the alert. + // Sadly, there is an issue on iOS 4 that causes some normal touch events to have the same identifier as an + // immediately preceeding touch event (issue #52), so this fix is unavailable on that platform. + // Issue 120: touch.identifier is 0 when Chrome dev tools 'Emulate touch events' is set with an iOS device UA string, + // which causes all touch events to be ignored. As this block only applies to iOS, and iOS identifiers are always long, + // random integers, it's safe to to continue if the identifier is 0 here. + if (touch.identifier && touch.identifier === this.lastTouchIdentifier) { + event.preventDefault(); + return false; + } - if (!deviceIsIOS4) { + this.lastTouchIdentifier = touch.identifier; - // Weird things happen on iOS when an alert or confirm dialog is opened from a click event callback (issue #23): - // when the user next taps anywhere else on the page, new touchstart and touchend events are dispatched - // with the same identifier as the touch event that previously triggered the click that triggered the alert. - // Sadly, there is an issue on iOS 4 that causes some normal touch events to have the same identifier as an - // immediately preceeding touch event (issue #52), so this fix is unavailable on that platform. - // Issue 120: touch.identifier is 0 when Chrome dev tools 'Emulate touch events' is set with an iOS device UA string, - // which causes all touch events to be ignored. As this block only applies to iOS, and iOS identifiers are always long, - // random integers, it's safe to to continue if the identifier is 0 here. - if (touch.identifier && touch.identifier === this.lastTouchIdentifier) { - event.preventDefault(); - return false; + // If the target element is a child of a scrollable layer (using -webkit-overflow-scrolling: touch) and: + // 1) the user does a fling scroll on the scrollable layer + // 2) the user stops the fling scroll with another tap + // then the event.target of the last 'touchend' event will be the element that was under the user's finger + // when the fling scroll was started, causing FastClick to send a click event to that layer - unless a check + // is made to ensure that a parent layer was not scrolled before sending a synthetic click (issue #42). + this.updateScrollParent(targetElement); } + } - this.lastTouchIdentifier = touch.identifier; + this.trackingClick = true; + this.trackingClickStart = event.timeStamp; + this.targetElement = targetElement; - // If the target element is a child of a scrollable layer (using -webkit-overflow-scrolling: touch) and: - // 1) the user does a fling scroll on the scrollable layer - // 2) the user stops the fling scroll with another tap - // then the event.target of the last 'touchend' event will be the element that was under the user's finger - // when the fling scroll was started, causing FastClick to send a click event to that layer - unless a check - // is made to ensure that a parent layer was not scrolled before sending a synthetic click (issue #42). - this.updateScrollParent(targetElement); - } - } + this.touchStartX = touch.pageX; + this.touchStartY = touch.pageY; - this.trackingClick = true; - this.trackingClickStart = event.timeStamp; - this.targetElement = targetElement; + // Prevent phantom clicks on fast double-tap (issue #36) + if ((event.timeStamp - this.lastClickTime) < this.tapDelay) { + event.preventDefault(); + } - this.touchStartX = touch.pageX; - this.touchStartY = touch.pageY; + return true; + }; - // Prevent phantom clicks on fast double-tap (issue #36) - if ((event.timeStamp - this.lastClickTime) < this.tapDelay) { - event.preventDefault(); - } - return true; -}; + /** + * Based on a touchmove event object, check whether the touch has moved past a boundary since it started. + * + * @param {Event} event + * @returns {boolean} + */ + FastClick.prototype.touchHasMoved = function(event) { + var touch = event.changedTouches[0], boundary = this.touchBoundary; + if (Math.abs(touch.pageX - this.touchStartX) > boundary || Math.abs(touch.pageY - this.touchStartY) > boundary) { + return true; + } -/** - * Based on a touchmove event object, check whether the touch has moved past a boundary since it started. - * - * @param {Event} event - * @returns {boolean} - */ -FastClick.prototype.touchHasMoved = function(event) { - 'use strict'; - var touch = event.changedTouches[0], boundary = this.touchBoundary; + return false; + }; - if (Math.abs(touch.pageX - this.touchStartX) > boundary || Math.abs(touch.pageY - this.touchStartY) > boundary) { - return true; - } - return false; -}; + /** + * Update the last position. + * + * @param {Event} event + * @returns {boolean} + */ + FastClick.prototype.onTouchMove = function(event) { + if (!this.trackingClick) { + return true; + } + // If the touch has moved, cancel the click tracking + if (this.targetElement !== this.getTargetElementFromEventTarget(event.target) || this.touchHasMoved(event)) { + this.trackingClick = false; + this.targetElement = null; + } -/** - * Update the last position. - * - * @param {Event} event - * @returns {boolean} - */ -FastClick.prototype.onTouchMove = function(event) { - 'use strict'; - if (!this.trackingClick) { return true; - } - - // If the touch has moved, cancel the click tracking - if (this.targetElement !== this.getTargetElementFromEventTarget(event.target) || this.touchHasMoved(event)) { - this.trackingClick = false; - this.targetElement = null; - } + }; - return true; -}; + /** + * Attempt to find the labelled control for the given label element. + * + * @param {EventTarget|HTMLLabelElement} labelElement + * @returns {Element|null} + */ + FastClick.prototype.findControl = function(labelElement) { -/** - * Attempt to find the labelled control for the given label element. - * - * @param {EventTarget|HTMLLabelElement} labelElement - * @returns {Element|null} - */ -FastClick.prototype.findControl = function(labelElement) { - 'use strict'; + // Fast path for newer browsers supporting the HTML5 control attribute + if (labelElement.control !== undefined) { + return labelElement.control; + } - // Fast path for newer browsers supporting the HTML5 control attribute - if (labelElement.control !== undefined) { - return labelElement.control; - } + // All browsers under test that support touch events also support the HTML5 htmlFor attribute + if (labelElement.htmlFor) { + return document.getElementById(labelElement.htmlFor); + } - // All browsers under test that support touch events also support the HTML5 htmlFor attribute - if (labelElement.htmlFor) { - return document.getElementById(labelElement.htmlFor); - } + // If no for attribute exists, attempt to retrieve the first labellable descendant element + // the list of which is defined here: http://www.w3.org/TR/html5/forms.html#category-label + return labelElement.querySelector('button, input:not([type=hidden]), keygen, meter, output, progress, select, textarea'); + }; - // If no for attribute exists, attempt to retrieve the first labellable descendant element - // the list of which is defined here: http://www.w3.org/TR/html5/forms.html#category-label - return labelElement.querySelector('button, input:not([type=hidden]), keygen, meter, output, progress, select, textarea'); -}; + /** + * On touch end, determine whether to send a click event at once. + * + * @param {Event} event + * @returns {boolean} + */ + FastClick.prototype.onTouchEnd = function(event) { + var forElement, trackingClickStart, targetTagName, scrollParent, touch, targetElement = this.targetElement; -/** - * On touch end, determine whether to send a click event at once. - * - * @param {Event} event - * @returns {boolean} - */ -FastClick.prototype.onTouchEnd = function(event) { - 'use strict'; - var forElement, trackingClickStart, targetTagName, scrollParent, touch, targetElement = this.targetElement; + if (!this.trackingClick) { + return true; + } - if (!this.trackingClick) { - return true; - } + // Prevent phantom clicks on fast double-tap (issue #36) + if ((event.timeStamp - this.lastClickTime) < this.tapDelay) { + this.cancelNextClick = true; + return true; + } - // Prevent phantom clicks on fast double-tap (issue #36) - if ((event.timeStamp - this.lastClickTime) < this.tapDelay) { - this.cancelNextClick = true; - return true; - } + if ((event.timeStamp - this.trackingClickStart) > this.tapTimeout) { + return true; + } - // Reset to prevent wrong click cancel on input (issue #156). - this.cancelNextClick = false; + // Reset to prevent wrong click cancel on input (issue #156). + this.cancelNextClick = false; - this.lastClickTime = event.timeStamp; + this.lastClickTime = event.timeStamp; - trackingClickStart = this.trackingClickStart; - this.trackingClick = false; - this.trackingClickStart = 0; + trackingClickStart = this.trackingClickStart; + this.trackingClick = false; + this.trackingClickStart = 0; + + // On some iOS devices, the targetElement supplied with the event is invalid if the layer + // is performing a transition or scroll, and has to be re-detected manually. Note that + // for this to function correctly, it must be called *after* the event target is checked! + // See issue #57; also filed as rdar://13048589 . + if (deviceIsIOSWithBadTarget) { + touch = event.changedTouches[0]; + + // In certain cases arguments of elementFromPoint can be negative, so prevent setting targetElement to null + targetElement = document.elementFromPoint(touch.pageX - window.pageXOffset, touch.pageY - window.pageYOffset) || targetElement; + targetElement.fastClickScrollParent = this.targetElement.fastClickScrollParent; + } - // On some iOS devices, the targetElement supplied with the event is invalid if the layer - // is performing a transition or scroll, and has to be re-detected manually. Note that - // for this to function correctly, it must be called *after* the event target is checked! - // See issue #57; also filed as rdar://13048589 . - if (deviceIsIOSWithBadTarget) { - touch = event.changedTouches[0]; + targetTagName = targetElement.tagName.toLowerCase(); + if (targetTagName === 'label') { + forElement = this.findControl(targetElement); + if (forElement) { + this.focus(targetElement); + if (deviceIsAndroid) { + return false; + } - // In certain cases arguments of elementFromPoint can be negative, so prevent setting targetElement to null - targetElement = document.elementFromPoint(touch.pageX - window.pageXOffset, touch.pageY - window.pageYOffset) || targetElement; - targetElement.fastClickScrollParent = this.targetElement.fastClickScrollParent; - } + targetElement = forElement; + } + } else if (this.needsFocus(targetElement)) { - targetTagName = targetElement.tagName.toLowerCase(); - if (targetTagName === 'label') { - forElement = this.findControl(targetElement); - if (forElement) { - this.focus(targetElement); - if (deviceIsAndroid) { + // Case 1: If the touch started a while ago (best guess is 100ms based on tests for issue #36) then focus will be triggered anyway. Return early and unset the target element reference so that the subsequent click will be allowed through. + // Case 2: Without this exception for input elements tapped when the document is contained in an iframe, then any inputted text won't be visible even though the value attribute is updated as the user types (issue #37). + if ((event.timeStamp - trackingClickStart) > 100 || (deviceIsIOS && window.top !== window && targetTagName === 'input')) { + this.targetElement = null; return false; } - targetElement = forElement; - } - } else if (this.needsFocus(targetElement)) { + this.focus(targetElement); + this.sendClick(targetElement, event); + + // Select elements need the event to go through on iOS 4, otherwise the selector menu won't open. + // Also this breaks opening selects when VoiceOver is active on iOS6, iOS7 (and possibly others) + if (!deviceIsIOS || targetTagName !== 'select') { + this.targetElement = null; + event.preventDefault(); + } - // Case 1: If the touch started a while ago (best guess is 100ms based on tests for issue #36) then focus will be triggered anyway. Return early and unset the target element reference so that the subsequent click will be allowed through. - // Case 2: Without this exception for input elements tapped when the document is contained in an iframe, then any inputted text won't be visible even though the value attribute is updated as the user types (issue #37). - if ((event.timeStamp - trackingClickStart) > 100 || (deviceIsIOS && window.top !== window && targetTagName === 'input')) { - this.targetElement = null; return false; } - this.focus(targetElement); - this.sendClick(targetElement, event); + if (deviceIsIOS && !deviceIsIOS4) { - // Select elements need the event to go through on iOS 4, otherwise the selector menu won't open. - // Also this breaks opening selects when VoiceOver is active on iOS6, iOS7 (and possibly others) - if (!deviceIsIOS || targetTagName !== 'select') { - this.targetElement = null; + // Don't send a synthetic click event if the target element is contained within a parent layer that was scrolled + // and this tap is being used to stop the scrolling (usually initiated by a fling - issue #42). + scrollParent = targetElement.fastClickScrollParent; + if (scrollParent && scrollParent.fastClickLastScrollTop !== scrollParent.scrollTop) { + return true; + } + } + + // Prevent the actual click from going though - unless the target node is marked as requiring + // real clicks or if it is in the whitelist in which case only non-programmatic clicks are permitted. + if (!this.needsClick(targetElement)) { event.preventDefault(); + this.sendClick(targetElement, event); } return false; - } + }; - if (deviceIsIOS && !deviceIsIOS4) { - // Don't send a synthetic click event if the target element is contained within a parent layer that was scrolled - // and this tap is being used to stop the scrolling (usually initiated by a fling - issue #42). - scrollParent = targetElement.fastClickScrollParent; - if (scrollParent && scrollParent.fastClickLastScrollTop !== scrollParent.scrollTop) { - return true; - } - } + /** + * On touch cancel, stop tracking the click. + * + * @returns {void} + */ + FastClick.prototype.onTouchCancel = function() { + this.trackingClick = false; + this.targetElement = null; + }; - // Prevent the actual click from going though - unless the target node is marked as requiring - // real clicks or if it is in the whitelist in which case only non-programmatic clicks are permitted. - if (!this.needsClick(targetElement)) { - event.preventDefault(); - this.sendClick(targetElement, event); - } - return false; -}; + /** + * Determine mouse events which should be permitted. + * + * @param {Event} event + * @returns {boolean} + */ + FastClick.prototype.onMouse = function(event) { + // If a target element was never set (because a touch event was never fired) allow the event + if (!this.targetElement) { + return true; + } -/** - * On touch cancel, stop tracking the click. - * - * @returns {void} - */ -FastClick.prototype.onTouchCancel = function() { - 'use strict'; - this.trackingClick = false; - this.targetElement = null; -}; - - -/** - * Determine mouse events which should be permitted. - * - * @param {Event} event - * @returns {boolean} - */ -FastClick.prototype.onMouse = function(event) { - 'use strict'; + if (event.forwardedTouchEvent) { + return true; + } - // If a target element was never set (because a touch event was never fired) allow the event - if (!this.targetElement) { - return true; - } + // Programmatically generated events targeting a specific element should be permitted + if (!event.cancelable) { + return true; + } - if (event.forwardedTouchEvent) { - return true; - } + // Derive and check the target element to see whether the mouse event needs to be permitted; + // unless explicitly enabled, prevent non-touch click events from triggering actions, + // to prevent ghost/doubleclicks. + if (!this.needsClick(this.targetElement) || this.cancelNextClick) { - // Programmatically generated events targeting a specific element should be permitted - if (!event.cancelable) { - return true; - } + // Prevent any user-added listeners declared on FastClick element from being fired. + if (event.stopImmediatePropagation) { + event.stopImmediatePropagation(); + } else { - // Derive and check the target element to see whether the mouse event needs to be permitted; - // unless explicitly enabled, prevent non-touch click events from triggering actions, - // to prevent ghost/doubleclicks. - if (!this.needsClick(this.targetElement) || this.cancelNextClick) { + // Part of the hack for browsers that don't support Event#stopImmediatePropagation (e.g. Android 2) + event.propagationStopped = true; + } - // Prevent any user-added listeners declared on FastClick element from being fired. - if (event.stopImmediatePropagation) { - event.stopImmediatePropagation(); - } else { + // Cancel the event + event.stopPropagation(); + event.preventDefault(); - // Part of the hack for browsers that don't support Event#stopImmediatePropagation (e.g. Android 2) - event.propagationStopped = true; + return false; } - // Cancel the event - event.stopPropagation(); - event.preventDefault(); + // If the mouse event is permitted, return true for the action to go through. + return true; + }; - return false; - } - // If the mouse event is permitted, return true for the action to go through. - return true; -}; + /** + * On actual clicks, determine whether this is a touch-generated click, a click action occurring + * naturally after a delay after a touch (which needs to be cancelled to avoid duplication), or + * an actual click which should be permitted. + * + * @param {Event} event + * @returns {boolean} + */ + FastClick.prototype.onClick = function(event) { + var permitted; + // It's possible for another FastClick-like library delivered with third-party code to fire a click event before FastClick does (issue #44). In that case, set the click-tracking flag back to false and return early. This will cause onTouchEnd to return early. + if (this.trackingClick) { + this.targetElement = null; + this.trackingClick = false; + return true; + } -/** - * On actual clicks, determine whether this is a touch-generated click, a click action occurring - * naturally after a delay after a touch (which needs to be cancelled to avoid duplication), or - * an actual click which should be permitted. - * - * @param {Event} event - * @returns {boolean} - */ -FastClick.prototype.onClick = function(event) { - 'use strict'; - var permitted; + // Very odd behaviour on iOS (issue #18): if a submit element is present inside a form and the user hits enter in the iOS simulator or clicks the Go button on the pop-up OS keyboard the a kind of 'fake' click event will be triggered with the submit-type input element as the target. + if (event.target.type === 'submit' && event.detail === 0) { + return true; + } - // It's possible for another FastClick-like library delivered with third-party code to fire a click event before FastClick does (issue #44). In that case, set the click-tracking flag back to false and return early. This will cause onTouchEnd to return early. - if (this.trackingClick) { - this.targetElement = null; - this.trackingClick = false; - return true; - } + permitted = this.onMouse(event); - // Very odd behaviour on iOS (issue #18): if a submit element is present inside a form and the user hits enter in the iOS simulator or clicks the Go button on the pop-up OS keyboard the a kind of 'fake' click event will be triggered with the submit-type input element as the target. - if (event.target.type === 'submit' && event.detail === 0) { - return true; - } + // Only unset targetElement if the click is not permitted. This will ensure that the check for !targetElement in onMouse fails and the browser's click doesn't go through. + if (!permitted) { + this.targetElement = null; + } - permitted = this.onMouse(event); + // If clicks are permitted, return true for the action to go through. + return permitted; + }; - // Only unset targetElement if the click is not permitted. This will ensure that the check for !targetElement in onMouse fails and the browser's click doesn't go through. - if (!permitted) { - this.targetElement = null; - } - // If clicks are permitted, return true for the action to go through. - return permitted; -}; + /** + * Remove all FastClick's event listeners. + * + * @returns {void} + */ + FastClick.prototype.destroy = function() { + var layer = this.layer; + if (deviceIsAndroid) { + layer.removeEventListener('mouseover', this.onMouse, true); + layer.removeEventListener('mousedown', this.onMouse, true); + layer.removeEventListener('mouseup', this.onMouse, true); + } -/** - * Remove all FastClick's event listeners. - * - * @returns {void} - */ -FastClick.prototype.destroy = function() { - 'use strict'; - var layer = this.layer; + layer.removeEventListener('click', this.onClick, true); + layer.removeEventListener('touchstart', this.onTouchStart, false); + layer.removeEventListener('touchmove', this.onTouchMove, false); + layer.removeEventListener('touchend', this.onTouchEnd, false); + layer.removeEventListener('touchcancel', this.onTouchCancel, false); + }; - if (deviceIsAndroid) { - layer.removeEventListener('mouseover', this.onMouse, true); - layer.removeEventListener('mousedown', this.onMouse, true); - layer.removeEventListener('mouseup', this.onMouse, true); - } - layer.removeEventListener('click', this.onClick, true); - layer.removeEventListener('touchstart', this.onTouchStart, false); - layer.removeEventListener('touchmove', this.onTouchMove, false); - layer.removeEventListener('touchend', this.onTouchEnd, false); - layer.removeEventListener('touchcancel', this.onTouchCancel, false); -}; + /** + * Check whether FastClick is needed. + * + * @param {Element} layer The layer to listen on + */ + FastClick.notNeeded = function(layer) { + var metaViewport; + var chromeVersion; + var blackberryVersion; + var firefoxVersion; + + // Devices that don't support touch don't need FastClick + if (typeof window.ontouchstart === 'undefined') { + return true; + } + // Chrome version - zero for other browsers + chromeVersion = +(/Chrome\/([0-9]+)/.exec(navigator.userAgent) || [,0])[1]; -/** - * Check whether FastClick is needed. - * - * @param {Element} layer The layer to listen on - */ -FastClick.notNeeded = function(layer) { - 'use strict'; - var metaViewport; - var chromeVersion; - var blackberryVersion; + if (chromeVersion) { - // Devices that don't support touch don't need FastClick - if (typeof window.ontouchstart === 'undefined') { - return true; - } + if (deviceIsAndroid) { + metaViewport = document.querySelector('meta[name=viewport]'); - // Chrome version - zero for other browsers - chromeVersion = +(/Chrome\/([0-9]+)/.exec(navigator.userAgent) || [,0])[1]; + if (metaViewport) { + // Chrome on Android with user-scalable="no" doesn't need FastClick (issue #89) + if (metaViewport.content.indexOf('user-scalable=no') !== -1) { + return true; + } + // Chrome 32 and above with width=device-width or less don't need FastClick + if (chromeVersion > 31 && document.documentElement.scrollWidth <= window.outerWidth) { + return true; + } + } - if (chromeVersion) { + // Chrome desktop doesn't need FastClick (issue #15) + } else { + return true; + } + } - if (deviceIsAndroid) { - metaViewport = document.querySelector('meta[name=viewport]'); + if (deviceIsBlackBerry10) { + blackberryVersion = navigator.userAgent.match(/Version\/([0-9]*)\.([0-9]*)/); - if (metaViewport) { - // Chrome on Android with user-scalable="no" doesn't need FastClick (issue #89) - if (metaViewport.content.indexOf('user-scalable=no') !== -1) { - return true; - } - // Chrome 32 and above with width=device-width or less don't need FastClick - if (chromeVersion > 31 && document.documentElement.scrollWidth <= window.outerWidth) { - return true; + // BlackBerry 10.3+ does not require Fastclick library. + // https://github.com/ftlabs/fastclick/issues/251 + if (blackberryVersion[1] >= 10 && blackberryVersion[2] >= 3) { + metaViewport = document.querySelector('meta[name=viewport]'); + + if (metaViewport) { + // user-scalable=no eliminates click delay. + if (metaViewport.content.indexOf('user-scalable=no') !== -1) { + return true; + } + // width=device-width (or less than device-width) eliminates click delay. + if (document.documentElement.scrollWidth <= window.outerWidth) { + return true; + } } } + } - // Chrome desktop doesn't need FastClick (issue #15) - } else { + // IE10 with -ms-touch-action: none or manipulation, which disables double-tap-to-zoom (issue #97) + if (layer.style.msTouchAction === 'none' || layer.style.touchAction === 'manipulation') { return true; } - } - if (deviceIsBlackBerry10) { - blackberryVersion = navigator.userAgent.match(/Version\/([0-9]*)\.([0-9]*)/); + // Firefox version - zero for other browsers + firefoxVersion = +(/Firefox\/([0-9]+)/.exec(navigator.userAgent) || [,0])[1]; - // BlackBerry 10.3+ does not require Fastclick library. - // https://github.com/ftlabs/fastclick/issues/251 - if (blackberryVersion[1] >= 10 && blackberryVersion[2] >= 3) { - metaViewport = document.querySelector('meta[name=viewport]'); + if (firefoxVersion >= 27) { + // Firefox 27+ does not have tap delay if the content is not zoomable - https://bugzilla.mozilla.org/show_bug.cgi?id=922896 - if (metaViewport) { - // user-scalable=no eliminates click delay. - if (metaViewport.content.indexOf('user-scalable=no') !== -1) { - return true; - } - // width=device-width (or less than device-width) eliminates click delay. - if (document.documentElement.scrollWidth <= window.outerWidth) { - return true; - } + metaViewport = document.querySelector('meta[name=viewport]'); + if (metaViewport && (metaViewport.content.indexOf('user-scalable=no') !== -1 || document.documentElement.scrollWidth <= window.outerWidth)) { + return true; } } - } - // IE10 with -ms-touch-action: none, which disables double-tap-to-zoom (issue #97) - if (layer.style.msTouchAction === 'none') { - return true; - } + // IE11: prefixed -ms-touch-action is no longer supported and it's recomended to use non-prefixed version + // http://msdn.microsoft.com/en-us/library/windows/apps/Hh767313.aspx + if (layer.style.touchAction === 'none' || layer.style.touchAction === 'manipulation') { + return true; + } + + return false; + }; - return false; -}; + /** + * Factory method for creating a FastClick object + * + * @param {Element} layer The layer to listen on + * @param {Object} [options={}] The options to override the defaults + */ + FastClick.attach = function(layer, options) { + return new FastClick(layer, options); + }; -/** - * Factory method for creating a FastClick object - * - * @param {Element} layer The layer to listen on - * @param {Object} options The options to override the defaults - */ -FastClick.attach = function(layer, options) { - 'use strict'; - return new FastClick(layer, options); -}; - - -if (typeof define == 'function' && typeof define.amd == 'object' && define.amd) { - - // AMD. Register as an anonymous module. - define(function() { - 'use strict'; - return FastClick; - }); -} else if (typeof module !== 'undefined' && module.exports) { - module.exports = FastClick.attach; - module.exports.FastClick = FastClick; -} else { - window.FastClick = FastClick; -} + + if (typeof define === 'function' && typeof define.amd === 'object' && define.amd) { + + // AMD. Register as an anonymous module. + define(function() { + return FastClick; + }); + } else if (typeof module !== 'undefined' && module.exports) { + module.exports = FastClick.attach; + module.exports.FastClick = FastClick; + } else { + window.FastClick = FastClick; + } +}()); diff --git a/build/files/plugins/jquery/jquery.js b/build/files/plugins/jquery/jquery.js index 9f7b3d3..1e0ba99 100644 --- a/build/files/plugins/jquery/jquery.js +++ b/build/files/plugins/jquery/jquery.js @@ -1,27 +1,27 @@ /*! - * jQuery JavaScript Library v2.1.1 + * jQuery JavaScript Library v2.2.0 * http://jquery.com/ * * Includes Sizzle.js * http://sizzlejs.com/ * - * Copyright 2005, 2014 jQuery Foundation, Inc. and other contributors + * Copyright jQuery Foundation and other contributors * Released under the MIT license * http://jquery.org/license * - * Date: 2014-05-01T17:11Z + * Date: 2016-01-08T20:02Z */ (function( global, factory ) { if ( typeof module === "object" && typeof module.exports === "object" ) { - // For CommonJS and CommonJS-like environments where a proper window is present, - // execute the factory and get jQuery - // For environments that do not inherently posses a window with a document - // (such as Node.js), expose a jQuery-making factory as module.exports - // This accentuates the need for the creation of a real window + // For CommonJS and CommonJS-like environments where a proper `window` + // is present, execute the factory and get jQuery. + // For environments that do not have a `window` with a `document` + // (such as Node.js), expose a factory as module.exports. + // This accentuates the need for the creation of a real `window`. // e.g. var jQuery = require("jquery")(window); - // See ticket #14549 for more info + // See ticket #14549 for more info. module.exports = global.document ? factory( global, true ) : function( w ) { @@ -37,14 +37,15 @@ // Pass this if window is not defined yet }(typeof window !== "undefined" ? window : this, function( window, noGlobal ) { -// Can't do this because several apps including ASP.NET trace +// Support: Firefox 18+ +// Can't be in strict mode, several libs including ASP.NET trace // the stack via arguments.caller.callee and Firefox dies if // you try to trace through "use strict" call chains. (#13335) -// Support: Firefox 18+ -// - +//"use strict"; var arr = []; +var document = window.document; + var slice = arr.slice; var concat = arr.concat; @@ -64,13 +65,11 @@ var support = {}; var - // Use the correct document accordingly with window argument (sandbox) - document = window.document, - - version = "2.1.1", + version = "2.2.0", // Define a local copy of jQuery jQuery = function( selector, context ) { + // The jQuery object is actually just the init constructor 'enhanced' // Need init if jQuery is called (just allow error to be thrown if not included) return new jQuery.fn.init( selector, context ); @@ -90,6 +89,7 @@ var }; jQuery.fn = jQuery.prototype = { + // The current version of jQuery being used jquery: version, @@ -133,16 +133,14 @@ jQuery.fn = jQuery.prototype = { }, // Execute a callback for every element in the matched set. - // (You can seed the arguments with an array of args, but this is - // only used internally.) - each: function( callback, args ) { - return jQuery.each( this, callback, args ); + each: function( callback ) { + return jQuery.each( this, callback ); }, map: function( callback ) { - return this.pushStack( jQuery.map(this, function( elem, i ) { + return this.pushStack( jQuery.map( this, function( elem, i ) { return callback.call( elem, i, elem ); - })); + } ) ); }, slice: function() { @@ -160,11 +158,11 @@ jQuery.fn = jQuery.prototype = { eq: function( i ) { var len = this.length, j = +i + ( i < 0 ? len : 0 ); - return this.pushStack( j >= 0 && j < len ? [ this[j] ] : [] ); + return this.pushStack( j >= 0 && j < len ? [ this[ j ] ] : [] ); }, end: function() { - return this.prevObject || this.constructor(null); + return this.prevObject || this.constructor(); }, // For internal use only. @@ -176,7 +174,7 @@ jQuery.fn = jQuery.prototype = { jQuery.extend = jQuery.fn.extend = function() { var options, name, src, copy, copyIsArray, clone, - target = arguments[0] || {}, + target = arguments[ 0 ] || {}, i = 1, length = arguments.length, deep = false; @@ -185,25 +183,27 @@ jQuery.extend = jQuery.fn.extend = function() { if ( typeof target === "boolean" ) { deep = target; - // skip the boolean and the target + // Skip the boolean and the target target = arguments[ i ] || {}; i++; } // Handle case when target is a string or something (possible in deep copy) - if ( typeof target !== "object" && !jQuery.isFunction(target) ) { + if ( typeof target !== "object" && !jQuery.isFunction( target ) ) { target = {}; } - // extend jQuery itself if only one argument is passed + // Extend jQuery itself if only one argument is passed if ( i === length ) { target = this; i--; } for ( ; i < length; i++ ) { + // Only deal with non-null/undefined values - if ( (options = arguments[ i ]) != null ) { + if ( ( options = arguments[ i ] ) != null ) { + // Extend the base object for ( name in options ) { src = target[ name ]; @@ -215,13 +215,15 @@ jQuery.extend = jQuery.fn.extend = function() { } // Recurse if we're merging plain objects or arrays - if ( deep && copy && ( jQuery.isPlainObject(copy) || (copyIsArray = jQuery.isArray(copy)) ) ) { + if ( deep && copy && ( jQuery.isPlainObject( copy ) || + ( copyIsArray = jQuery.isArray( copy ) ) ) ) { + if ( copyIsArray ) { copyIsArray = false; - clone = src && jQuery.isArray(src) ? src : []; + clone = src && jQuery.isArray( src ) ? src : []; } else { - clone = src && jQuery.isPlainObject(src) ? src : {}; + clone = src && jQuery.isPlainObject( src ) ? src : {}; } // Never move original objects, clone them @@ -239,7 +241,8 @@ jQuery.extend = jQuery.fn.extend = function() { return target; }; -jQuery.extend({ +jQuery.extend( { + // Unique for each copy of jQuery on the page expando: "jQuery" + ( version + Math.random() ).replace( /\D/g, "" ), @@ -252,11 +255,8 @@ jQuery.extend({ noop: function() {}, - // See test/unit/core.js for details concerning isFunction. - // Since version 1.3, DOM methods and functions like alert - // aren't supported. They return false on IE (#2968). isFunction: function( obj ) { - return jQuery.type(obj) === "function"; + return jQuery.type( obj ) === "function"; }, isArray: Array.isArray, @@ -266,13 +266,17 @@ jQuery.extend({ }, isNumeric: function( obj ) { + // parseFloat NaNs numeric-cast false positives (null|true|false|"") // ...but misinterprets leading-number strings, particularly hex literals ("0x...") // subtraction forces infinities to NaN - return !jQuery.isArray( obj ) && obj - parseFloat( obj ) >= 0; + // adding 1 corrects loss of precision from parseFloat (#15100) + var realStringObj = obj && obj.toString(); + return !jQuery.isArray( obj ) && ( realStringObj - parseFloat( realStringObj ) + 1 ) >= 0; }, isPlainObject: function( obj ) { + // Not plain objects: // - Any object or value whose internal [[Class]] property is not "[object Object]" // - DOM nodes @@ -303,9 +307,10 @@ jQuery.extend({ if ( obj == null ) { return obj + ""; } - // Support: Android < 4.0, iOS < 6 (functionish RegExp) + + // Support: Android<4.0, iOS<6 (functionish RegExp) return typeof obj === "object" || typeof obj === "function" ? - class2type[ toString.call(obj) ] || "object" : + class2type[ toString.call( obj ) ] || "object" : typeof obj; }, @@ -317,22 +322,26 @@ jQuery.extend({ code = jQuery.trim( code ); if ( code ) { + // If the code includes a valid, prologue position // strict mode pragma, execute code by injecting a // script tag into the document. - if ( code.indexOf("use strict") === 1 ) { - script = document.createElement("script"); + if ( code.indexOf( "use strict" ) === 1 ) { + script = document.createElement( "script" ); script.text = code; document.head.appendChild( script ).parentNode.removeChild( script ); } else { - // Otherwise, avoid the DOM node creation, insertion - // and removal by using an indirect global eval + + // Otherwise, avoid the DOM node creation, insertion + // and removal by using an indirect global eval + indirect( code ); } } }, // Convert dashed to camelCase; used by the css and data modules + // Support: IE9-11+ // Microsoft forgot to hump their vendor prefix (#9572) camelCase: function( string ) { return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase ); @@ -342,49 +351,20 @@ jQuery.extend({ return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase(); }, - // args is for internal usage only - each: function( obj, callback, args ) { - var value, - i = 0, - length = obj.length, - isArray = isArraylike( obj ); - - if ( args ) { - if ( isArray ) { - for ( ; i < length; i++ ) { - value = callback.apply( obj[ i ], args ); - - if ( value === false ) { - break; - } - } - } else { - for ( i in obj ) { - value = callback.apply( obj[ i ], args ); + each: function( obj, callback ) { + var length, i = 0; - if ( value === false ) { - break; - } + if ( isArrayLike( obj ) ) { + length = obj.length; + for ( ; i < length; i++ ) { + if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) { + break; } } - - // A special, fast, case for the most common use of each } else { - if ( isArray ) { - for ( ; i < length; i++ ) { - value = callback.call( obj[ i ], i, obj[ i ] ); - - if ( value === false ) { - break; - } - } - } else { - for ( i in obj ) { - value = callback.call( obj[ i ], i, obj[ i ] ); - - if ( value === false ) { - break; - } + for ( i in obj ) { + if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) { + break; } } } @@ -404,7 +384,7 @@ jQuery.extend({ var ret = results || []; if ( arr != null ) { - if ( isArraylike( Object(arr) ) ) { + if ( isArrayLike( Object( arr ) ) ) { jQuery.merge( ret, typeof arr === "string" ? [ arr ] : arr @@ -456,14 +436,13 @@ jQuery.extend({ // arg is for internal usage only map: function( elems, callback, arg ) { - var value, + var length, value, i = 0, - length = elems.length, - isArray = isArraylike( elems ), ret = []; // Go through the array, translating each of the items to their new values - if ( isArray ) { + if ( isArrayLike( elems ) ) { + length = elems.length; for ( ; i < length; i++ ) { value = callback( elems[ i ], i, arg ); @@ -524,38 +503,50 @@ jQuery.extend({ // jQuery.support is not used in Core but other projects attach their // properties to it so it needs to exist. support: support -}); +} ); + +// JSHint would error on this code due to the Symbol not being defined in ES5. +// Defining this global in .jshintrc would create a danger of using the global +// unguarded in another place, it seems safer to just disable JSHint for these +// three lines. +/* jshint ignore: start */ +if ( typeof Symbol === "function" ) { + jQuery.fn[ Symbol.iterator ] = arr[ Symbol.iterator ]; +} +/* jshint ignore: end */ // Populate the class2type map -jQuery.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function(i, name) { +jQuery.each( "Boolean Number String Function Array Date RegExp Object Error Symbol".split( " " ), +function( i, name ) { class2type[ "[object " + name + "]" ] = name.toLowerCase(); -}); +} ); + +function isArrayLike( obj ) { -function isArraylike( obj ) { - var length = obj.length, + // Support: iOS 8.2 (not reproducible in simulator) + // `in` check used to prevent JIT error (gh-2145) + // hasOwn isn't used here due to false negatives + // regarding Nodelist length in IE + var length = !!obj && "length" in obj && obj.length, type = jQuery.type( obj ); if ( type === "function" || jQuery.isWindow( obj ) ) { return false; } - if ( obj.nodeType === 1 && length ) { - return true; - } - return type === "array" || length === 0 || typeof length === "number" && length > 0 && ( length - 1 ) in obj; } var Sizzle = /*! - * Sizzle CSS Selector Engine v1.10.19 + * Sizzle CSS Selector Engine v2.2.1 * http://sizzlejs.com/ * - * Copyright 2013 jQuery Foundation, Inc. and other contributors + * Copyright jQuery Foundation and other contributors * Released under the MIT license * http://jquery.org/license * - * Date: 2014-04-18 + * Date: 2015-10-17 */ (function( window ) { @@ -582,7 +573,7 @@ var i, contains, // Instance-specific data - expando = "sizzle" + -(new Date()), + expando = "sizzle" + 1 * new Date(), preferredDoc = window.document, dirruns = 0, done = 0, @@ -597,7 +588,6 @@ var i, }, // General-purpose constants - strundefined = typeof undefined, MAX_NEGATIVE = 1 << 31, // Instance methods @@ -607,12 +597,13 @@ var i, push_native = arr.push, push = arr.push, slice = arr.slice, - // Use a stripped-down indexOf if we can't use a native one - indexOf = arr.indexOf || function( elem ) { + // Use a stripped-down indexOf as it's faster than native + // http://jsperf.com/thor-indexof-vs-for/5 + indexOf = function( list, elem ) { var i = 0, - len = this.length; + len = list.length; for ( ; i < len; i++ ) { - if ( this[i] === elem ) { + if ( list[i] === elem ) { return i; } } @@ -623,25 +614,21 @@ var i, // Regular expressions - // Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace + // http://www.w3.org/TR/css3-selectors/#whitespace whitespace = "[\\x20\\t\\r\\n\\f]", - // http://www.w3.org/TR/css3-syntax/#characters - characterEncoding = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+", - // Loosely modeled on CSS identifier characters - // An unquoted value should be a CSS identifier http://www.w3.org/TR/css3-selectors/#attribute-selectors - // Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier - identifier = characterEncoding.replace( "w", "w#" ), + // http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier + identifier = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+", // Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors - attributes = "\\[" + whitespace + "*(" + characterEncoding + ")(?:" + whitespace + + attributes = "\\[" + whitespace + "*(" + identifier + ")(?:" + whitespace + // Operator (capture 2) "*([*^$|!~]?=)" + whitespace + // "Attribute values must be CSS identifiers [capture 5] or strings [capture 3 or capture 4]" "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + whitespace + "*\\]", - pseudos = ":(" + characterEncoding + ")(?:\\((" + + pseudos = ":(" + identifier + ")(?:\\((" + // To reduce the number of selectors needing tokenize in the preFilter, prefer arguments: // 1. quoted (capture 3; capture 4 or capture 5) "('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" + @@ -652,6 +639,7 @@ var i, ")\\)|)", // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter + rwhitespace = new RegExp( whitespace + "+", "g" ), rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ), rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ), @@ -663,9 +651,9 @@ var i, ridentifier = new RegExp( "^" + identifier + "$" ), matchExpr = { - "ID": new RegExp( "^#(" + characterEncoding + ")" ), - "CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ), - "TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ), + "ID": new RegExp( "^#(" + identifier + ")" ), + "CLASS": new RegExp( "^\\.(" + identifier + ")" ), + "TAG": new RegExp( "^(" + identifier + "|[*])" ), "ATTR": new RegExp( "^" + attributes ), "PSEUDO": new RegExp( "^" + pseudos ), "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace + @@ -703,6 +691,14 @@ var i, String.fromCharCode( high + 0x10000 ) : // Supplemental Plane codepoint (surrogate pair) String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 ); + }, + + // Used for iframes + // See setDocument() + // Removing the function wrapper causes a "Permission Denied" + // error in IE + unloadHandler = function() { + setDocument(); }; // Optimize for push.apply( _, NodeList ) @@ -735,104 +731,129 @@ try { } function Sizzle( selector, context, results, seed ) { - var match, elem, m, nodeType, - // QSA vars - i, groups, old, nid, newContext, newSelector; + var m, i, elem, nid, nidselect, match, groups, newSelector, + newContext = context && context.ownerDocument, - if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) { - setDocument( context ); - } + // nodeType defaults to 9, since context defaults to document + nodeType = context ? context.nodeType : 9; - context = context || document; results = results || []; - if ( !selector || typeof selector !== "string" ) { + // Return early from calls with invalid selector or context + if ( typeof selector !== "string" || !selector || + nodeType !== 1 && nodeType !== 9 && nodeType !== 11 ) { + return results; } - if ( (nodeType = context.nodeType) !== 1 && nodeType !== 9 ) { - return []; - } + // Try to shortcut find operations (as opposed to filters) in HTML documents + if ( !seed ) { - if ( documentIsHTML && !seed ) { + if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) { + setDocument( context ); + } + context = context || document; - // Shortcuts - if ( (match = rquickExpr.exec( selector )) ) { - // Speed-up: Sizzle("#ID") - if ( (m = match[1]) ) { - if ( nodeType === 9 ) { - elem = context.getElementById( m ); - // Check parentNode to catch when Blackberry 4.6 returns - // nodes that are no longer in the document (jQuery #6963) - if ( elem && elem.parentNode ) { - // Handle the case where IE, Opera, and Webkit return items - // by name instead of ID - if ( elem.id === m ) { - results.push( elem ); + if ( documentIsHTML ) { + + // If the selector is sufficiently simple, try using a "get*By*" DOM method + // (excepting DocumentFragment context, where the methods don't exist) + if ( nodeType !== 11 && (match = rquickExpr.exec( selector )) ) { + + // ID selector + if ( (m = match[1]) ) { + + // Document context + if ( nodeType === 9 ) { + if ( (elem = context.getElementById( m )) ) { + + // Support: IE, Opera, Webkit + // TODO: identify versions + // getElementById can match elements by name instead of ID + if ( elem.id === m ) { + results.push( elem ); + return results; + } + } else { return results; } + + // Element context } else { - return results; - } - } else { - // Context is not a document - if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) && - contains( context, elem ) && elem.id === m ) { - results.push( elem ); - return results; + + // Support: IE, Opera, Webkit + // TODO: identify versions + // getElementById can match elements by name instead of ID + if ( newContext && (elem = newContext.getElementById( m )) && + contains( context, elem ) && + elem.id === m ) { + + results.push( elem ); + return results; + } } - } - // Speed-up: Sizzle("TAG") - } else if ( match[2] ) { - push.apply( results, context.getElementsByTagName( selector ) ); - return results; + // Type selector + } else if ( match[2] ) { + push.apply( results, context.getElementsByTagName( selector ) ); + return results; - // Speed-up: Sizzle(".CLASS") - } else if ( (m = match[3]) && support.getElementsByClassName && context.getElementsByClassName ) { - push.apply( results, context.getElementsByClassName( m ) ); - return results; + // Class selector + } else if ( (m = match[3]) && support.getElementsByClassName && + context.getElementsByClassName ) { + + push.apply( results, context.getElementsByClassName( m ) ); + return results; + } } - } - // QSA path - if ( support.qsa && (!rbuggyQSA || !rbuggyQSA.test( selector )) ) { - nid = old = expando; - newContext = context; - newSelector = nodeType === 9 && selector; + // Take advantage of querySelectorAll + if ( support.qsa && + !compilerCache[ selector + " " ] && + (!rbuggyQSA || !rbuggyQSA.test( selector )) ) { - // qSA works strangely on Element-rooted queries - // We can work around this by specifying an extra ID on the root - // and working up from there (Thanks to Andrew Dupont for the technique) - // IE 8 doesn't work on object elements - if ( nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) { - groups = tokenize( selector ); + if ( nodeType !== 1 ) { + newContext = context; + newSelector = selector; - if ( (old = context.getAttribute("id")) ) { - nid = old.replace( rescape, "\\$&" ); - } else { - context.setAttribute( "id", nid ); - } - nid = "[id='" + nid + "'] "; + // qSA looks outside Element context, which is not what we want + // Thanks to Andrew Dupont for this workaround technique + // Support: IE <=8 + // Exclude object elements + } else if ( context.nodeName.toLowerCase() !== "object" ) { - i = groups.length; - while ( i-- ) { - groups[i] = nid + toSelector( groups[i] ); + // Capture the context ID, setting it first if necessary + if ( (nid = context.getAttribute( "id" )) ) { + nid = nid.replace( rescape, "\\$&" ); + } else { + context.setAttribute( "id", (nid = expando) ); + } + + // Prefix every selector in the list + groups = tokenize( selector ); + i = groups.length; + nidselect = ridentifier.test( nid ) ? "#" + nid : "[id='" + nid + "']"; + while ( i-- ) { + groups[i] = nidselect + " " + toSelector( groups[i] ); + } + newSelector = groups.join( "," ); + + // Expand context for sibling selectors + newContext = rsibling.test( selector ) && testContext( context.parentNode ) || + context; } - newContext = rsibling.test( selector ) && testContext( context.parentNode ) || context; - newSelector = groups.join(","); - } - if ( newSelector ) { - try { - push.apply( results, - newContext.querySelectorAll( newSelector ) - ); - return results; - } catch(qsaError) { - } finally { - if ( !old ) { - context.removeAttribute("id"); + if ( newSelector ) { + try { + push.apply( results, + newContext.querySelectorAll( newSelector ) + ); + return results; + } catch ( qsaError ) { + } finally { + if ( nid === expando ) { + context.removeAttribute( "id" ); + } } } } @@ -845,7 +866,7 @@ function Sizzle( selector, context, results, seed ) { /** * Create key-value caches of limited size - * @returns {Function(string, Object)} Returns the Object data after storing it on itself with + * @returns {function(string, object)} Returns the Object data after storing it on itself with * property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength) * deleting the oldest entry */ @@ -900,7 +921,7 @@ function assert( fn ) { */ function addHandle( attrs, handler ) { var arr = attrs.split("|"), - i = attrs.length; + i = arr.length; while ( i-- ) { Expr.attrHandle[ arr[i] ] = handler; @@ -986,7 +1007,7 @@ function createPositionalPseudo( fn ) { * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value */ function testContext( context ) { - return context && typeof context.getElementsByTagName !== strundefined && context; + return context && typeof context.getElementsByTagName !== "undefined" && context; } // Expose support vars for convenience @@ -1010,36 +1031,29 @@ isXML = Sizzle.isXML = function( elem ) { * @returns {Object} Returns the current document */ setDocument = Sizzle.setDocument = function( node ) { - var hasCompare, - doc = node ? node.ownerDocument || node : preferredDoc, - parent = doc.defaultView; + var hasCompare, parent, + doc = node ? node.ownerDocument || node : preferredDoc; - // If no document and documentElement is available, return + // Return early if doc is invalid or already selected if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) { return document; } - // Set our document + // Update global variables document = doc; - docElem = doc.documentElement; - - // Support tests - documentIsHTML = !isXML( doc ); + docElem = document.documentElement; + documentIsHTML = !isXML( document ); - // Support: IE>8 - // If iframe document is assigned to "document" variable and if iframe has been reloaded, - // IE will throw "permission denied" error when accessing "document" variable, see jQuery #13936 - // IE6-8 do not support the defaultView property so parent will be undefined - if ( parent && parent !== parent.top ) { - // IE11 does not have attachEvent, so all must suffer + // Support: IE 9-11, Edge + // Accessing iframe documents after unload throws "permission denied" errors (jQuery #13936) + if ( (parent = document.defaultView) && parent.top !== parent ) { + // Support: IE 11 if ( parent.addEventListener ) { - parent.addEventListener( "unload", function() { - setDocument(); - }, false ); + parent.addEventListener( "unload", unloadHandler, false ); + + // Support: IE 9 - 10 only } else if ( parent.attachEvent ) { - parent.attachEvent( "onunload", function() { - setDocument(); - }); + parent.attachEvent( "onunload", unloadHandler ); } } @@ -1047,7 +1061,8 @@ setDocument = Sizzle.setDocument = function( node ) { ---------------------------------------------------------------------- */ // Support: IE<8 - // Verify that getAttribute really returns attributes and not properties (excepting IE8 booleans) + // Verify that getAttribute really returns attributes and not properties + // (excepting IE8 booleans) support.attributes = assert(function( div ) { div.className = "i"; return !div.getAttribute("className"); @@ -1058,21 +1073,12 @@ setDocument = Sizzle.setDocument = function( node ) { // Check if getElementsByTagName("*") returns only elements support.getElementsByTagName = assert(function( div ) { - div.appendChild( doc.createComment("") ); + div.appendChild( document.createComment("") ); return !div.getElementsByTagName("*").length; }); - // Check if getElementsByClassName can be trusted - support.getElementsByClassName = rnative.test( doc.getElementsByClassName ) && assert(function( div ) { - div.innerHTML = "
"; - - // Support: Safari<4 - // Catch class over-caching - div.firstChild.className = "i"; - // Support: Opera<10 - // Catch gEBCN failure to find non-leading classes - return div.getElementsByClassName("i").length === 2; - }); + // Support: IE<9 + support.getElementsByClassName = rnative.test( document.getElementsByClassName ); // Support: IE<10 // Check if getElementById returns elements by name @@ -1080,17 +1086,15 @@ setDocument = Sizzle.setDocument = function( node ) { // so use a roundabout getElementsByName test support.getById = assert(function( div ) { docElem.appendChild( div ).id = expando; - return !doc.getElementsByName || !doc.getElementsByName( expando ).length; + return !document.getElementsByName || !document.getElementsByName( expando ).length; }); // ID find and filter if ( support.getById ) { Expr.find["ID"] = function( id, context ) { - if ( typeof context.getElementById !== strundefined && documentIsHTML ) { + if ( typeof context.getElementById !== "undefined" && documentIsHTML ) { var m = context.getElementById( id ); - // Check parentNode to catch when Blackberry 4.6 returns - // nodes that are no longer in the document #6963 - return m && m.parentNode ? [ m ] : []; + return m ? [ m ] : []; } }; Expr.filter["ID"] = function( id ) { @@ -1107,7 +1111,8 @@ setDocument = Sizzle.setDocument = function( node ) { Expr.filter["ID"] = function( id ) { var attrId = id.replace( runescape, funescape ); return function( elem ) { - var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id"); + var node = typeof elem.getAttributeNode !== "undefined" && + elem.getAttributeNode("id"); return node && node.value === attrId; }; }; @@ -1116,14 +1121,20 @@ setDocument = Sizzle.setDocument = function( node ) { // Tag Expr.find["TAG"] = support.getElementsByTagName ? function( tag, context ) { - if ( typeof context.getElementsByTagName !== strundefined ) { + if ( typeof context.getElementsByTagName !== "undefined" ) { return context.getElementsByTagName( tag ); + + // DocumentFragment nodes don't have gEBTN + } else if ( support.qsa ) { + return context.querySelectorAll( tag ); } } : + function( tag, context ) { var elem, tmp = [], i = 0, + // By happy coincidence, a (broken) gEBTN appears on DocumentFragment nodes too results = context.getElementsByTagName( tag ); // Filter out possible comments @@ -1141,7 +1152,7 @@ setDocument = Sizzle.setDocument = function( node ) { // Class Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) { - if ( typeof context.getElementsByClassName !== strundefined && documentIsHTML ) { + if ( typeof context.getElementsByClassName !== "undefined" && documentIsHTML ) { return context.getElementsByClassName( className ); } }; @@ -1161,7 +1172,7 @@ setDocument = Sizzle.setDocument = function( node ) { // See http://bugs.jquery.com/ticket/13378 rbuggyQSA = []; - if ( (support.qsa = rnative.test( doc.querySelectorAll )) ) { + if ( (support.qsa = rnative.test( document.querySelectorAll )) ) { // Build QSA regex // Regex strategy adopted from Diego Perini assert(function( div ) { @@ -1170,13 +1181,15 @@ setDocument = Sizzle.setDocument = function( node ) { // setting a boolean content attribute, // since its presence should be enough // http://bugs.jquery.com/ticket/12359 - div.innerHTML = ""; + docElem.appendChild( div ).innerHTML = "" + + ""; // Support: IE8, Opera 11-12.16 // Nothing should be selected when empty strings follow ^= or $= or *= // The test attribute must be unknown in Opera but "safe" for WinRT // http://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section - if ( div.querySelectorAll("[msallowclip^='']").length ) { + if ( div.querySelectorAll("[msallowcapture^='']").length ) { rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" ); } @@ -1186,18 +1199,30 @@ setDocument = Sizzle.setDocument = function( node ) { rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" ); } + // Support: Chrome<29, Android<4.4, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.8+ + if ( !div.querySelectorAll( "[id~=" + expando + "-]" ).length ) { + rbuggyQSA.push("~="); + } + // Webkit/Opera - :checked should return selected option elements // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked // IE8 throws error here and will not see later tests if ( !div.querySelectorAll(":checked").length ) { rbuggyQSA.push(":checked"); } + + // Support: Safari 8+, iOS 8+ + // https://bugs.webkit.org/show_bug.cgi?id=136851 + // In-page `selector#id sibing-combinator selector` fails + if ( !div.querySelectorAll( "a#" + expando + "+*" ).length ) { + rbuggyQSA.push(".#.+[+~]"); + } }); assert(function( div ) { // Support: Windows 8 Native Apps // The type and name attributes are restricted during .innerHTML assignment - var input = doc.createElement("input"); + var input = document.createElement("input"); input.setAttribute( "type", "hidden" ); div.appendChild( input ).setAttribute( "name", "D" ); @@ -1245,7 +1270,7 @@ setDocument = Sizzle.setDocument = function( node ) { hasCompare = rnative.test( docElem.compareDocumentPosition ); // Element contains another - // Purposefully does not implement inclusive descendent + // Purposefully self-exclusive // As in, an element does not contain itself contains = hasCompare || rnative.test( docElem.contains ) ? function( a, b ) { @@ -1299,16 +1324,16 @@ setDocument = Sizzle.setDocument = function( node ) { (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) { // Choose the first element that is related to our preferred document - if ( a === doc || a.ownerDocument === preferredDoc && contains(preferredDoc, a) ) { + if ( a === document || a.ownerDocument === preferredDoc && contains(preferredDoc, a) ) { return -1; } - if ( b === doc || b.ownerDocument === preferredDoc && contains(preferredDoc, b) ) { + if ( b === document || b.ownerDocument === preferredDoc && contains(preferredDoc, b) ) { return 1; } // Maintain original order return sortInput ? - ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) : + ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) : 0; } @@ -1330,12 +1355,12 @@ setDocument = Sizzle.setDocument = function( node ) { // Parentless nodes are either documents or disconnected if ( !aup || !bup ) { - return a === doc ? -1 : - b === doc ? 1 : + return a === document ? -1 : + b === document ? 1 : aup ? -1 : bup ? 1 : sortInput ? - ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) : + ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) : 0; // If the nodes are siblings, we can do a quick check @@ -1368,7 +1393,7 @@ setDocument = Sizzle.setDocument = function( node ) { 0; }; - return doc; + return document; }; Sizzle.matches = function( expr, elements ) { @@ -1385,6 +1410,7 @@ Sizzle.matchesSelector = function( elem, expr ) { expr = expr.replace( rattributeQuotes, "='$1']" ); if ( support.matchesSelector && documentIsHTML && + !compilerCache[ expr + " " ] && ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) && ( !rbuggyQSA || !rbuggyQSA.test( expr ) ) ) { @@ -1398,7 +1424,7 @@ Sizzle.matchesSelector = function( elem, expr ) { elem.document && elem.document.nodeType !== 11 ) { return ret; } - } catch(e) {} + } catch (e) {} } return Sizzle( expr, document, null, [ elem ] ).length > 0; @@ -1617,7 +1643,7 @@ Expr = Sizzle.selectors = { return pattern || (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) && classCache( className, function( elem ) { - return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== strundefined && elem.getAttribute("class") || "" ); + return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== "undefined" && elem.getAttribute("class") || "" ); }); }, @@ -1639,7 +1665,7 @@ Expr = Sizzle.selectors = { operator === "^=" ? check && result.indexOf( check ) === 0 : operator === "*=" ? check && result.indexOf( check ) > -1 : operator === "$=" ? check && result.slice( -check.length ) === check : - operator === "~=" ? ( " " + result + " " ).indexOf( check ) > -1 : + operator === "~=" ? ( " " + result.replace( rwhitespace, " " ) + " " ).indexOf( check ) > -1 : operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" : false; }; @@ -1658,11 +1684,12 @@ Expr = Sizzle.selectors = { } : function( elem, context, xml ) { - var cache, outerCache, node, diff, nodeIndex, start, + var cache, uniqueCache, outerCache, node, nodeIndex, start, dir = simple !== forward ? "nextSibling" : "previousSibling", parent = elem.parentNode, name = ofType && elem.nodeName.toLowerCase(), - useCache = !xml && !ofType; + useCache = !xml && !ofType, + diff = false; if ( parent ) { @@ -1671,7 +1698,10 @@ Expr = Sizzle.selectors = { while ( dir ) { node = elem; while ( (node = node[ dir ]) ) { - if ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) { + if ( ofType ? + node.nodeName.toLowerCase() === name : + node.nodeType === 1 ) { + return false; } } @@ -1685,11 +1715,21 @@ Expr = Sizzle.selectors = { // non-xml :nth-child(...) stores cache data on `parent` if ( forward && useCache ) { + // Seek `elem` from a previously-cached index - outerCache = parent[ expando ] || (parent[ expando ] = {}); - cache = outerCache[ type ] || []; - nodeIndex = cache[0] === dirruns && cache[1]; - diff = cache[0] === dirruns && cache[2]; + + // ...in a gzip-friendly way + node = parent; + outerCache = node[ expando ] || (node[ expando ] = {}); + + // Support: IE <9 only + // Defend against cloned attroperties (jQuery gh-1709) + uniqueCache = outerCache[ node.uniqueID ] || + (outerCache[ node.uniqueID ] = {}); + + cache = uniqueCache[ type ] || []; + nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ]; + diff = nodeIndex && cache[ 2 ]; node = nodeIndex && parent.childNodes[ nodeIndex ]; while ( (node = ++nodeIndex && node && node[ dir ] || @@ -1699,29 +1739,55 @@ Expr = Sizzle.selectors = { // When found, cache indexes on `parent` and break if ( node.nodeType === 1 && ++diff && node === elem ) { - outerCache[ type ] = [ dirruns, nodeIndex, diff ]; + uniqueCache[ type ] = [ dirruns, nodeIndex, diff ]; break; } } - // Use previously-cached element index if available - } else if ( useCache && (cache = (elem[ expando ] || (elem[ expando ] = {}))[ type ]) && cache[0] === dirruns ) { - diff = cache[1]; - - // xml :nth-child(...) or :nth-last-child(...) or :nth(-last)?-of-type(...) } else { - // Use the same loop as above to seek `elem` from the start - while ( (node = ++nodeIndex && node && node[ dir ] || - (diff = nodeIndex = 0) || start.pop()) ) { + // Use previously-cached element index if available + if ( useCache ) { + // ...in a gzip-friendly way + node = elem; + outerCache = node[ expando ] || (node[ expando ] = {}); - if ( ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) && ++diff ) { - // Cache the index of each encountered element - if ( useCache ) { - (node[ expando ] || (node[ expando ] = {}))[ type ] = [ dirruns, diff ]; - } + // Support: IE <9 only + // Defend against cloned attroperties (jQuery gh-1709) + uniqueCache = outerCache[ node.uniqueID ] || + (outerCache[ node.uniqueID ] = {}); - if ( node === elem ) { - break; + cache = uniqueCache[ type ] || []; + nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ]; + diff = nodeIndex; + } + + // xml :nth-child(...) + // or :nth-last-child(...) or :nth(-last)?-of-type(...) + if ( diff === false ) { + // Use the same loop as above to seek `elem` from the start + while ( (node = ++nodeIndex && node && node[ dir ] || + (diff = nodeIndex = 0) || start.pop()) ) { + + if ( ( ofType ? + node.nodeName.toLowerCase() === name : + node.nodeType === 1 ) && + ++diff ) { + + // Cache the index of each encountered element + if ( useCache ) { + outerCache = node[ expando ] || (node[ expando ] = {}); + + // Support: IE <9 only + // Defend against cloned attroperties (jQuery gh-1709) + uniqueCache = outerCache[ node.uniqueID ] || + (outerCache[ node.uniqueID ] = {}); + + uniqueCache[ type ] = [ dirruns, diff ]; + } + + if ( node === elem ) { + break; + } } } } @@ -1759,7 +1825,7 @@ Expr = Sizzle.selectors = { matched = fn( seed, argument ), i = matched.length; while ( i-- ) { - idx = indexOf.call( seed, matched[i] ); + idx = indexOf( seed, matched[i] ); seed[ idx ] = !( matches[ idx ] = matched[i] ); } }) : @@ -1798,6 +1864,8 @@ Expr = Sizzle.selectors = { function( elem, context, xml ) { input[0] = elem; matcher( input, null, xml, results ); + // Don't keep the element (issue #299) + input[0] = null; return !results.pop(); }; }), @@ -1809,6 +1877,7 @@ Expr = Sizzle.selectors = { }), "contains": markFunction(function( text ) { + text = text.replace( runescape, funescape ); return function( elem ) { return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1; }; @@ -2080,10 +2149,10 @@ function addCombinator( matcher, combinator, base ) { // Check against all ancestor/preceding elements function( elem, context, xml ) { - var oldCache, outerCache, + var oldCache, uniqueCache, outerCache, newCache = [ dirruns, doneName ]; - // We can't set arbitrary data on XML nodes, so they don't benefit from dir caching + // We can't set arbitrary data on XML nodes, so they don't benefit from combinator caching if ( xml ) { while ( (elem = elem[ dir ]) ) { if ( elem.nodeType === 1 || checkNonElements ) { @@ -2096,14 +2165,19 @@ function addCombinator( matcher, combinator, base ) { while ( (elem = elem[ dir ]) ) { if ( elem.nodeType === 1 || checkNonElements ) { outerCache = elem[ expando ] || (elem[ expando ] = {}); - if ( (oldCache = outerCache[ dir ]) && + + // Support: IE <9 only + // Defend against cloned attroperties (jQuery gh-1709) + uniqueCache = outerCache[ elem.uniqueID ] || (outerCache[ elem.uniqueID ] = {}); + + if ( (oldCache = uniqueCache[ dir ]) && oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) { // Assign to newCache so results back-propagate to previous elements return (newCache[ 2 ] = oldCache[ 2 ]); } else { // Reuse newcache so results back-propagate to previous elements - outerCache[ dir ] = newCache; + uniqueCache[ dir ] = newCache; // A match means we're done; a fail means we have to keep checking if ( (newCache[ 2 ] = matcher( elem, context, xml )) ) { @@ -2230,7 +2304,7 @@ function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postS i = matcherOut.length; while ( i-- ) { if ( (elem = matcherOut[i]) && - (temp = postFinder ? indexOf.call( seed, elem ) : preMap[i]) > -1 ) { + (temp = postFinder ? indexOf( seed, elem ) : preMap[i]) > -1 ) { seed[temp] = !(results[temp] = elem); } @@ -2265,13 +2339,16 @@ function matcherFromTokens( tokens ) { return elem === checkContext; }, implicitRelative, true ), matchAnyContext = addCombinator( function( elem ) { - return indexOf.call( checkContext, elem ) > -1; + return indexOf( checkContext, elem ) > -1; }, implicitRelative, true ), matchers = [ function( elem, context, xml ) { - return ( !leadingRelative && ( xml || context !== outermostContext ) ) || ( + var ret = ( !leadingRelative && ( xml || context !== outermostContext ) ) || ( (checkContext = context).nodeType ? matchContext( elem, context, xml ) : matchAnyContext( elem, context, xml ) ); + // Avoid hanging onto element (issue #299) + checkContext = null; + return ret; } ]; for ( ; i < len; i++ ) { @@ -2325,18 +2402,21 @@ function matcherFromGroupMatchers( elementMatchers, setMatchers ) { len = elems.length; if ( outermost ) { - outermostContext = context !== document && context; + outermostContext = context === document || context || outermost; } // Add elements passing elementMatchers directly to results - // Keep `i` a string if there are no elements so `matchedCount` will be "00" below // Support: IE<9, Safari // Tolerate NodeList properties (IE: "length"; Safari: ) matching elements by id for ( ; i !== len && (elem = elems[i]) != null; i++ ) { if ( byElement && elem ) { j = 0; + if ( !context && elem.ownerDocument !== document ) { + setDocument( elem ); + xml = !documentIsHTML; + } while ( (matcher = elementMatchers[j++]) ) { - if ( matcher( elem, context, xml ) ) { + if ( matcher( elem, context || document, xml) ) { results.push( elem ); break; } @@ -2360,8 +2440,17 @@ function matcherFromGroupMatchers( elementMatchers, setMatchers ) { } } - // Apply set filters to unmatched elements + // `i` is now the count of elements visited above, and adding it to `matchedCount` + // makes the latter nonnegative. matchedCount += i; + + // Apply set filters to unmatched elements + // NOTE: This can be skipped if there are no unmatched elements (i.e., `matchedCount` + // equals `i`), unless we didn't visit _any_ elements in the above loop because we have + // no element matchers and no seed. + // Incrementing an initially-string "0" `i` allows `i` to remain a string only in that + // case, which will result in a "00" `matchedCount` that differs from `i` but is also + // numerically zero. if ( bySet && i !== matchedCount ) { j = 0; while ( (matcher = setMatchers[j++]) ) { @@ -2453,10 +2542,11 @@ select = Sizzle.select = function( selector, context, results, seed ) { results = results || []; - // Try to minimize operations if there is no seed and only one group + // Try to minimize operations if there is only one selector in the list and no seed + // (the latter of which guarantees us context) if ( match.length === 1 ) { - // Take a shortcut and set the context if the root selector is an ID + // Reduce context if the leading compound selector is an ID tokens = match[0] = match[0].slice( 0 ); if ( tokens.length > 2 && (token = tokens[0]).type === "ID" && support.getById && context.nodeType === 9 && documentIsHTML && @@ -2511,7 +2601,7 @@ select = Sizzle.select = function( selector, context, results, seed ) { context, !documentIsHTML, results, - rsibling.test( selector ) && testContext( context.parentNode ) || context + !context || rsibling.test( selector ) && testContext( context.parentNode ) || context ); return results; }; @@ -2521,7 +2611,7 @@ select = Sizzle.select = function( selector, context, results, seed ) { // Sort stability support.sortStable = expando.split("").sort( sortOrder ).join("") === expando; -// Support: Chrome<14 +// Support: Chrome 14-35+ // Always assume duplicates if they aren't passed to the comparison function support.detectDuplicates = !!hasDuplicate; @@ -2587,17 +2677,46 @@ return Sizzle; jQuery.find = Sizzle; jQuery.expr = Sizzle.selectors; -jQuery.expr[":"] = jQuery.expr.pseudos; -jQuery.unique = Sizzle.uniqueSort; +jQuery.expr[ ":" ] = jQuery.expr.pseudos; +jQuery.uniqueSort = jQuery.unique = Sizzle.uniqueSort; jQuery.text = Sizzle.getText; jQuery.isXMLDoc = Sizzle.isXML; jQuery.contains = Sizzle.contains; +var dir = function( elem, dir, until ) { + var matched = [], + truncate = until !== undefined; + + while ( ( elem = elem[ dir ] ) && elem.nodeType !== 9 ) { + if ( elem.nodeType === 1 ) { + if ( truncate && jQuery( elem ).is( until ) ) { + break; + } + matched.push( elem ); + } + } + return matched; +}; + + +var siblings = function( n, elem ) { + var matched = []; + + for ( ; n; n = n.nextSibling ) { + if ( n.nodeType === 1 && n !== elem ) { + matched.push( n ); + } + } + + return matched; +}; + + var rneedsContext = jQuery.expr.match.needsContext; -var rsingleTag = (/^<(\w+)\s*\/?>(?:<\/\1>|)$/); +var rsingleTag = ( /^<([\w-]+)\s*\/?>(?:<\/\1>|)$/ ); @@ -2609,14 +2728,14 @@ function winnow( elements, qualifier, not ) { return jQuery.grep( elements, function( elem, i ) { /* jshint -W018 */ return !!qualifier.call( elem, i, elem ) !== not; - }); + } ); } if ( qualifier.nodeType ) { return jQuery.grep( elements, function( elem ) { return ( elem === qualifier ) !== not; - }); + } ); } @@ -2629,8 +2748,8 @@ function winnow( elements, qualifier, not ) { } return jQuery.grep( elements, function( elem ) { - return ( indexOf.call( qualifier, elem ) >= 0 ) !== not; - }); + return ( indexOf.call( qualifier, elem ) > -1 ) !== not; + } ); } jQuery.filter = function( expr, elems, not ) { @@ -2644,10 +2763,10 @@ jQuery.filter = function( expr, elems, not ) { jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [] : jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) { return elem.nodeType === 1; - })); + } ) ); }; -jQuery.fn.extend({ +jQuery.fn.extend( { find: function( selector ) { var i, len = this.length, @@ -2655,13 +2774,13 @@ jQuery.fn.extend({ self = this; if ( typeof selector !== "string" ) { - return this.pushStack( jQuery( selector ).filter(function() { + return this.pushStack( jQuery( selector ).filter( function() { for ( i = 0; i < len; i++ ) { if ( jQuery.contains( self[ i ], this ) ) { return true; } } - }) ); + } ) ); } for ( i = 0; i < len; i++ ) { @@ -2674,10 +2793,10 @@ jQuery.fn.extend({ return ret; }, filter: function( selector ) { - return this.pushStack( winnow(this, selector || [], false) ); + return this.pushStack( winnow( this, selector || [], false ) ); }, not: function( selector ) { - return this.pushStack( winnow(this, selector || [], true) ); + return this.pushStack( winnow( this, selector || [], true ) ); }, is: function( selector ) { return !!winnow( @@ -2691,7 +2810,7 @@ jQuery.fn.extend({ false ).length; } -}); +} ); // Initialize a jQuery object @@ -2705,7 +2824,7 @@ var rootjQuery, // Strict HTML recognition (#11290: must start with <) rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]*))$/, - init = jQuery.fn.init = function( selector, context ) { + init = jQuery.fn.init = function( selector, context, root ) { var match, elem; // HANDLE: $(""), $(null), $(undefined), $(false) @@ -2713,9 +2832,16 @@ var rootjQuery, return this; } + // Method init() accepts an alternate rootjQuery + // so migrate can support jQuery.sub (gh-2101) + root = root || rootjQuery; + // Handle HTML strings if ( typeof selector === "string" ) { - if ( selector[0] === "<" && selector[ selector.length - 1 ] === ">" && selector.length >= 3 ) { + if ( selector[ 0 ] === "<" && + selector[ selector.length - 1 ] === ">" && + selector.length >= 3 ) { + // Assume that strings that start and end with <> are HTML and skip the regex check match = [ null, selector, null ]; @@ -2724,23 +2850,24 @@ var rootjQuery, } // Match html or make sure no context is specified for #id - if ( match && (match[1] || !context) ) { + if ( match && ( match[ 1 ] || !context ) ) { // HANDLE: $(html) -> $(array) - if ( match[1] ) { - context = context instanceof jQuery ? context[0] : context; + if ( match[ 1 ] ) { + context = context instanceof jQuery ? context[ 0 ] : context; - // scripts is true for back-compat + // Option to run scripts is true for back-compat // Intentionally let the error be thrown if parseHTML is not present jQuery.merge( this, jQuery.parseHTML( - match[1], + match[ 1 ], context && context.nodeType ? context.ownerDocument || context : document, true ) ); // HANDLE: $(html, props) - if ( rsingleTag.test( match[1] ) && jQuery.isPlainObject( context ) ) { + if ( rsingleTag.test( match[ 1 ] ) && jQuery.isPlainObject( context ) ) { for ( match in context ) { + // Properties of context are called as methods if possible if ( jQuery.isFunction( this[ match ] ) ) { this[ match ]( context[ match ] ); @@ -2756,14 +2883,15 @@ var rootjQuery, // HANDLE: $(#id) } else { - elem = document.getElementById( match[2] ); + elem = document.getElementById( match[ 2 ] ); - // Check parentNode to catch when Blackberry 4.6 returns - // nodes that are no longer in the document #6963 + // Support: Blackberry 4.6 + // gEBID returns nodes no longer in the document (#6963) if ( elem && elem.parentNode ) { + // Inject the element directly into the jQuery object this.length = 1; - this[0] = elem; + this[ 0 ] = elem; } this.context = document; @@ -2773,7 +2901,7 @@ var rootjQuery, // HANDLE: $(expr, $(...)) } else if ( !context || context.jquery ) { - return ( context || rootjQuery ).find( selector ); + return ( context || root ).find( selector ); // HANDLE: $(expr, context) // (which is just equivalent to: $(context).find(expr) @@ -2783,15 +2911,16 @@ var rootjQuery, // HANDLE: $(DOMElement) } else if ( selector.nodeType ) { - this.context = this[0] = selector; + this.context = this[ 0 ] = selector; this.length = 1; return this; // HANDLE: $(function) // Shortcut for document ready } else if ( jQuery.isFunction( selector ) ) { - return typeof rootjQuery.ready !== "undefined" ? - rootjQuery.ready( selector ) : + return root.ready !== undefined ? + root.ready( selector ) : + // Execute immediately if ready is not present selector( jQuery ); } @@ -2812,7 +2941,8 @@ rootjQuery = jQuery( document ); var rparentsprev = /^(?:parents|prev(?:Until|All))/, - // methods guaranteed to produce a unique set when starting from a unique set + + // Methods guaranteed to produce a unique set when starting from a unique set guaranteedUnique = { children: true, contents: true, @@ -2820,48 +2950,19 @@ var rparentsprev = /^(?:parents|prev(?:Until|All))/, prev: true }; -jQuery.extend({ - dir: function( elem, dir, until ) { - var matched = [], - truncate = until !== undefined; - - while ( (elem = elem[ dir ]) && elem.nodeType !== 9 ) { - if ( elem.nodeType === 1 ) { - if ( truncate && jQuery( elem ).is( until ) ) { - break; - } - matched.push( elem ); - } - } - return matched; - }, - - sibling: function( n, elem ) { - var matched = []; - - for ( ; n; n = n.nextSibling ) { - if ( n.nodeType === 1 && n !== elem ) { - matched.push( n ); - } - } - - return matched; - } -}); - -jQuery.fn.extend({ +jQuery.fn.extend( { has: function( target ) { var targets = jQuery( target, this ), l = targets.length; - return this.filter(function() { + return this.filter( function() { var i = 0; for ( ; i < l; i++ ) { - if ( jQuery.contains( this, targets[i] ) ) { + if ( jQuery.contains( this, targets[ i ] ) ) { return true; } } - }); + } ); }, closest: function( selectors, context ) { @@ -2874,14 +2975,15 @@ jQuery.fn.extend({ 0; for ( ; i < l; i++ ) { - for ( cur = this[i]; cur && cur !== context; cur = cur.parentNode ) { + for ( cur = this[ i ]; cur && cur !== context; cur = cur.parentNode ) { + // Always skip document fragments - if ( cur.nodeType < 11 && (pos ? - pos.index(cur) > -1 : + if ( cur.nodeType < 11 && ( pos ? + pos.index( cur ) > -1 : // Don't pass non-elements to Sizzle cur.nodeType === 1 && - jQuery.find.matchesSelector(cur, selectors)) ) { + jQuery.find.matchesSelector( cur, selectors ) ) ) { matched.push( cur ); break; @@ -2889,11 +2991,10 @@ jQuery.fn.extend({ } } - return this.pushStack( matched.length > 1 ? jQuery.unique( matched ) : matched ); + return this.pushStack( matched.length > 1 ? jQuery.uniqueSort( matched ) : matched ); }, - // Determine the position of an element within - // the matched set of elements + // Determine the position of an element within the set index: function( elem ) { // No argument, return index in parent @@ -2901,7 +3002,7 @@ jQuery.fn.extend({ return ( this[ 0 ] && this[ 0 ].parentNode ) ? this.first().prevAll().length : -1; } - // index in selector + // Index in selector if ( typeof elem === "string" ) { return indexOf.call( jQuery( elem ), this[ 0 ] ); } @@ -2916,7 +3017,7 @@ jQuery.fn.extend({ add: function( selector, context ) { return this.pushStack( - jQuery.unique( + jQuery.uniqueSort( jQuery.merge( this.get(), jQuery( selector, context ) ) ) ); @@ -2924,26 +3025,26 @@ jQuery.fn.extend({ addBack: function( selector ) { return this.add( selector == null ? - this.prevObject : this.prevObject.filter(selector) + this.prevObject : this.prevObject.filter( selector ) ); } -}); +} ); function sibling( cur, dir ) { - while ( (cur = cur[dir]) && cur.nodeType !== 1 ) {} + while ( ( cur = cur[ dir ] ) && cur.nodeType !== 1 ) {} return cur; } -jQuery.each({ +jQuery.each( { parent: function( elem ) { var parent = elem.parentNode; return parent && parent.nodeType !== 11 ? parent : null; }, parents: function( elem ) { - return jQuery.dir( elem, "parentNode" ); + return dir( elem, "parentNode" ); }, parentsUntil: function( elem, i, until ) { - return jQuery.dir( elem, "parentNode", until ); + return dir( elem, "parentNode", until ); }, next: function( elem ) { return sibling( elem, "nextSibling" ); @@ -2952,22 +3053,22 @@ jQuery.each({ return sibling( elem, "previousSibling" ); }, nextAll: function( elem ) { - return jQuery.dir( elem, "nextSibling" ); + return dir( elem, "nextSibling" ); }, prevAll: function( elem ) { - return jQuery.dir( elem, "previousSibling" ); + return dir( elem, "previousSibling" ); }, nextUntil: function( elem, i, until ) { - return jQuery.dir( elem, "nextSibling", until ); + return dir( elem, "nextSibling", until ); }, prevUntil: function( elem, i, until ) { - return jQuery.dir( elem, "previousSibling", until ); + return dir( elem, "previousSibling", until ); }, siblings: function( elem ) { - return jQuery.sibling( ( elem.parentNode || {} ).firstChild, elem ); + return siblings( ( elem.parentNode || {} ).firstChild, elem ); }, children: function( elem ) { - return jQuery.sibling( elem.firstChild ); + return siblings( elem.firstChild ); }, contents: function( elem ) { return elem.contentDocument || jQuery.merge( [], elem.childNodes ); @@ -2985,9 +3086,10 @@ jQuery.each({ } if ( this.length > 1 ) { + // Remove duplicates if ( !guaranteedUnique[ name ] ) { - jQuery.unique( matched ); + jQuery.uniqueSort( matched ); } // Reverse order for parents* and prev-derivatives @@ -2998,20 +3100,17 @@ jQuery.each({ return this.pushStack( matched ); }; -}); -var rnotwhite = (/\S+/g); - +} ); +var rnotwhite = ( /\S+/g ); -// String to Object options format cache -var optionsCache = {}; -// Convert String-formatted options into Object-formatted ones and store in cache +// Convert String-formatted options into Object-formatted ones function createOptions( options ) { - var object = optionsCache[ options ] = {}; + var object = {}; jQuery.each( options.match( rnotwhite ) || [], function( _, flag ) { object[ flag ] = true; - }); + } ); return object; } @@ -3042,156 +3141,186 @@ jQuery.Callbacks = function( options ) { // Convert options from String-formatted to Object-formatted if needed // (we check in cache first) options = typeof options === "string" ? - ( optionsCache[ options ] || createOptions( options ) ) : + createOptions( options ) : jQuery.extend( {}, options ); - var // Last fire value (for non-forgettable lists) + var // Flag to know if list is currently firing + firing, + + // Last fire value for non-forgettable lists memory, + // Flag to know if list was already fired fired, - // Flag to know if list is currently firing - firing, - // First callback to fire (used internally by add and fireWith) - firingStart, - // End of the loop when firing - firingLength, - // Index of currently firing callback (modified by remove if needed) - firingIndex, + + // Flag to prevent firing + locked, + // Actual callback list list = [], - // Stack of fire calls for repeatable lists - stack = !options.once && [], + + // Queue of execution data for repeatable lists + queue = [], + + // Index of currently firing callback (modified by add/remove as needed) + firingIndex = -1, + // Fire callbacks - fire = function( data ) { - memory = options.memory && data; - fired = true; - firingIndex = firingStart || 0; - firingStart = 0; - firingLength = list.length; - firing = true; - for ( ; list && firingIndex < firingLength; firingIndex++ ) { - if ( list[ firingIndex ].apply( data[ 0 ], data[ 1 ] ) === false && options.stopOnFalse ) { - memory = false; // To prevent further calls using add - break; + fire = function() { + + // Enforce single-firing + locked = options.once; + + // Execute callbacks for all pending executions, + // respecting firingIndex overrides and runtime changes + fired = firing = true; + for ( ; queue.length; firingIndex = -1 ) { + memory = queue.shift(); + while ( ++firingIndex < list.length ) { + + // Run callback and check for early termination + if ( list[ firingIndex ].apply( memory[ 0 ], memory[ 1 ] ) === false && + options.stopOnFalse ) { + + // Jump to end and forget the data so .add doesn't re-fire + firingIndex = list.length; + memory = false; + } } } + + // Forget the data if we're done with it + if ( !options.memory ) { + memory = false; + } + firing = false; - if ( list ) { - if ( stack ) { - if ( stack.length ) { - fire( stack.shift() ); - } - } else if ( memory ) { + + // Clean up if we're done firing for good + if ( locked ) { + + // Keep an empty list if we have data for future add calls + if ( memory ) { list = []; + + // Otherwise, this object is spent } else { - self.disable(); + list = ""; } } }, + // Actual Callbacks object self = { + // Add a callback or a collection of callbacks to the list add: function() { if ( list ) { - // First, we save the current length - var start = list.length; - (function add( args ) { + + // If we have memory from a past run, we should fire after adding + if ( memory && !firing ) { + firingIndex = list.length - 1; + queue.push( memory ); + } + + ( function add( args ) { jQuery.each( args, function( _, arg ) { - var type = jQuery.type( arg ); - if ( type === "function" ) { + if ( jQuery.isFunction( arg ) ) { if ( !options.unique || !self.has( arg ) ) { list.push( arg ); } - } else if ( arg && arg.length && type !== "string" ) { + } else if ( arg && arg.length && jQuery.type( arg ) !== "string" ) { + // Inspect recursively add( arg ); } - }); - })( arguments ); - // Do we need to add the callbacks to the - // current firing batch? - if ( firing ) { - firingLength = list.length; - // With memory, if we're not firing then - // we should call right away - } else if ( memory ) { - firingStart = start; - fire( memory ); + } ); + } )( arguments ); + + if ( memory && !firing ) { + fire(); } } return this; }, + // Remove a callback from the list remove: function() { - if ( list ) { - jQuery.each( arguments, function( _, arg ) { - var index; - while ( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) { - list.splice( index, 1 ); - // Handle firing indexes - if ( firing ) { - if ( index <= firingLength ) { - firingLength--; - } - if ( index <= firingIndex ) { - firingIndex--; - } - } + jQuery.each( arguments, function( _, arg ) { + var index; + while ( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) { + list.splice( index, 1 ); + + // Handle firing indexes + if ( index <= firingIndex ) { + firingIndex--; } - }); - } + } + } ); return this; }, + // Check if a given callback is in the list. // If no argument is given, return whether or not list has callbacks attached. has: function( fn ) { - return fn ? jQuery.inArray( fn, list ) > -1 : !!( list && list.length ); + return fn ? + jQuery.inArray( fn, list ) > -1 : + list.length > 0; }, + // Remove all callbacks from the list empty: function() { - list = []; - firingLength = 0; + if ( list ) { + list = []; + } return this; }, - // Have the list do nothing anymore + + // Disable .fire and .add + // Abort any current/pending executions + // Clear all callbacks and values disable: function() { - list = stack = memory = undefined; + locked = queue = []; + list = memory = ""; return this; }, - // Is it disabled? disabled: function() { return !list; }, - // Lock the list in its current state + + // Disable .fire + // Also disable .add unless we have memory (since it would have no effect) + // Abort any pending executions lock: function() { - stack = undefined; + locked = queue = []; if ( !memory ) { - self.disable(); + list = memory = ""; } return this; }, - // Is it locked? locked: function() { - return !stack; + return !!locked; }, + // Call all callbacks with the given context and arguments fireWith: function( context, args ) { - if ( list && ( !fired || stack ) ) { + if ( !locked ) { args = args || []; args = [ context, args.slice ? args.slice() : args ]; - if ( firing ) { - stack.push( args ); - } else { - fire( args ); + queue.push( args ); + if ( !firing ) { + fire(); } } return this; }, + // Call all the callbacks with the given arguments fire: function() { self.fireWith( this, arguments ); return this; }, + // To know if the callbacks have already been called at least once fired: function() { return !!fired; @@ -3202,14 +3331,15 @@ jQuery.Callbacks = function( options ) { }; -jQuery.extend({ +jQuery.extend( { Deferred: function( func ) { var tuples = [ + // action, add listener, listener list, final state - [ "resolve", "done", jQuery.Callbacks("once memory"), "resolved" ], - [ "reject", "fail", jQuery.Callbacks("once memory"), "rejected" ], - [ "notify", "progress", jQuery.Callbacks("memory") ] + [ "resolve", "done", jQuery.Callbacks( "once memory" ), "resolved" ], + [ "reject", "fail", jQuery.Callbacks( "once memory" ), "rejected" ], + [ "notify", "progress", jQuery.Callbacks( "memory" ) ] ], state = "pending", promise = { @@ -3222,25 +3352,30 @@ jQuery.extend({ }, then: function( /* fnDone, fnFail, fnProgress */ ) { var fns = arguments; - return jQuery.Deferred(function( newDefer ) { + return jQuery.Deferred( function( newDefer ) { jQuery.each( tuples, function( i, tuple ) { var fn = jQuery.isFunction( fns[ i ] ) && fns[ i ]; + // deferred[ done | fail | progress ] for forwarding actions to newDefer - deferred[ tuple[1] ](function() { + deferred[ tuple[ 1 ] ]( function() { var returned = fn && fn.apply( this, arguments ); if ( returned && jQuery.isFunction( returned.promise ) ) { returned.promise() + .progress( newDefer.notify ) .done( newDefer.resolve ) - .fail( newDefer.reject ) - .progress( newDefer.notify ); + .fail( newDefer.reject ); } else { - newDefer[ tuple[ 0 ] + "With" ]( this === promise ? newDefer.promise() : this, fn ? [ returned ] : arguments ); + newDefer[ tuple[ 0 ] + "With" ]( + this === promise ? newDefer.promise() : this, + fn ? [ returned ] : arguments + ); } - }); - }); + } ); + } ); fns = null; - }).promise(); + } ).promise(); }, + // Get a promise for this deferred // If obj is provided, the promise aspect is added to the object promise: function( obj ) { @@ -3258,11 +3393,12 @@ jQuery.extend({ stateString = tuple[ 3 ]; // promise[ done | fail | progress ] = list.add - promise[ tuple[1] ] = list.add; + promise[ tuple[ 1 ] ] = list.add; // Handle state if ( stateString ) { - list.add(function() { + list.add( function() { + // state = [ resolved | rejected ] state = stateString; @@ -3271,12 +3407,12 @@ jQuery.extend({ } // deferred[ resolve | reject | notify ] - deferred[ tuple[0] ] = function() { - deferred[ tuple[0] + "With" ]( this === deferred ? promise : this, arguments ); + deferred[ tuple[ 0 ] ] = function() { + deferred[ tuple[ 0 ] + "With" ]( this === deferred ? promise : this, arguments ); return this; }; - deferred[ tuple[0] + "With" ] = list.fireWith; - }); + deferred[ tuple[ 0 ] + "With" ] = list.fireWith; + } ); // Make the deferred a promise promise.promise( deferred ); @@ -3297,9 +3433,11 @@ jQuery.extend({ length = resolveValues.length, // the count of uncompleted subordinates - remaining = length !== 1 || ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0, + remaining = length !== 1 || + ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0, - // the master Deferred. If resolveValues consist of only a single Deferred, just use that. + // the master Deferred. + // If resolveValues consist of only a single Deferred, just use that. deferred = remaining === 1 ? subordinate : jQuery.Deferred(), // Update function for both resolve and progress values @@ -3317,7 +3455,7 @@ jQuery.extend({ progressValues, progressContexts, resolveContexts; - // add listeners to Deferred subordinates; treat others as resolved + // Add listeners to Deferred subordinates; treat others as resolved if ( length > 1 ) { progressValues = new Array( length ); progressContexts = new Array( length ); @@ -3325,36 +3463,38 @@ jQuery.extend({ for ( ; i < length; i++ ) { if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) { resolveValues[ i ].promise() + .progress( updateFunc( i, progressContexts, progressValues ) ) .done( updateFunc( i, resolveContexts, resolveValues ) ) - .fail( deferred.reject ) - .progress( updateFunc( i, progressContexts, progressValues ) ); + .fail( deferred.reject ); } else { --remaining; } } } - // if we're not waiting on anything, resolve the master + // If we're not waiting on anything, resolve the master if ( !remaining ) { deferred.resolveWith( resolveContexts, resolveValues ); } return deferred.promise(); } -}); +} ); // The deferred used on DOM ready var readyList; jQuery.fn.ready = function( fn ) { + // Add the callback jQuery.ready.promise().done( fn ); return this; }; -jQuery.extend({ +jQuery.extend( { + // Is the DOM ready to be used? Set to true once it occurs. isReady: false, @@ -3396,14 +3536,14 @@ jQuery.extend({ jQuery( document ).off( "ready" ); } } -}); +} ); /** * The ready event handler and self cleanup method */ function completed() { - document.removeEventListener( "DOMContentLoaded", completed, false ); - window.removeEventListener( "load", completed, false ); + document.removeEventListener( "DOMContentLoaded", completed ); + window.removeEventListener( "load", completed ); jQuery.ready(); } @@ -3412,20 +3552,23 @@ jQuery.ready.promise = function( obj ) { readyList = jQuery.Deferred(); - // Catch cases where $(document).ready() is called after the browser event has already occurred. - // we once tried to use readyState "interactive" here, but it caused issues like the one - // discovered by ChrisS here: http://bugs.jquery.com/ticket/12282#comment:15 - if ( document.readyState === "complete" ) { + // Catch cases where $(document).ready() is called + // after the browser event has already occurred. + // Support: IE9-10 only + // Older IE sometimes signals "interactive" too soon + if ( document.readyState === "complete" || + ( document.readyState !== "loading" && !document.documentElement.doScroll ) ) { + // Handle it asynchronously to allow scripts the opportunity to delay ready - setTimeout( jQuery.ready ); + window.setTimeout( jQuery.ready ); } else { // Use the handy event callback - document.addEventListener( "DOMContentLoaded", completed, false ); + document.addEventListener( "DOMContentLoaded", completed ); // A fallback to window.onload, that will always work - window.addEventListener( "load", completed, false ); + window.addEventListener( "load", completed ); } } return readyList.promise( obj ); @@ -3439,7 +3582,7 @@ jQuery.ready.promise(); // Multifunctional method to get and set values of a collection // The value/s can optionally be executed if it's a function -var access = jQuery.access = function( elems, fn, key, value, chainable, emptyGet, raw ) { +var access = function( elems, fn, key, value, chainable, emptyGet, raw ) { var i = 0, len = elems.length, bulk = key == null; @@ -3448,7 +3591,7 @@ var access = jQuery.access = function( elems, fn, key, value, chainable, emptyGe if ( jQuery.type( key ) === "object" ) { chainable = true; for ( i in key ) { - jQuery.access( elems, fn, i, key[i], true, emptyGet, raw ); + access( elems, fn, i, key[ i ], true, emptyGet, raw ); } // Sets one value @@ -3460,6 +3603,7 @@ var access = jQuery.access = function( elems, fn, key, value, chainable, emptyGe } if ( bulk ) { + // Bulk operations run against the entire set if ( raw ) { fn.call( elems, value ); @@ -3476,7 +3620,11 @@ var access = jQuery.access = function( elems, fn, key, value, chainable, emptyGe if ( fn ) { for ( ; i < len; i++ ) { - fn( elems[i], key, raw ? value : value.call( elems[i], i, fn( elems[i], key ) ) ); + fn( + elems[ i ], key, raw ? + value : + value.call( elems[ i ], i, fn( elems[ i ], key ) ) + ); } } } @@ -3487,14 +3635,10 @@ var access = jQuery.access = function( elems, fn, key, value, chainable, emptyGe // Gets bulk ? fn.call( elems ) : - len ? fn( elems[0], key ) : emptyGet; + len ? fn( elems[ 0 ], key ) : emptyGet; }; +var acceptData = function( owner ) { - -/** - * Determines whether an object can have data - */ -jQuery.acceptData = function( owner ) { // Accepts only: // - Node // - Node.ELEMENT_NODE @@ -3506,66 +3650,79 @@ jQuery.acceptData = function( owner ) { }; -function Data() { - // Support: Android < 4, - // Old WebKit does not have Object.preventExtensions/freeze method, - // return new empty object instead with no [[set]] accessor - Object.defineProperty( this.cache = {}, 0, { - get: function() { - return {}; - } - }); - this.expando = jQuery.expando + Math.random(); + +function Data() { + this.expando = jQuery.expando + Data.uid++; } Data.uid = 1; -Data.accepts = jQuery.acceptData; Data.prototype = { - key: function( owner ) { - // We can accept data for non-element nodes in modern browsers, - // but we should not, see #8335. - // Always return the key for a frozen object. - if ( !Data.accepts( owner ) ) { - return 0; - } - var descriptor = {}, - // Check if the owner object already has a cache key - unlock = owner[ this.expando ]; - - // If not, create one - if ( !unlock ) { - unlock = Data.uid++; + register: function( owner, initial ) { + var value = initial || {}; - // Secure it in a non-enumerable, non-writable property - try { - descriptor[ this.expando ] = { value: unlock }; - Object.defineProperties( owner, descriptor ); + // If it is a node unlikely to be stringify-ed or looped over + // use plain assignment + if ( owner.nodeType ) { + owner[ this.expando ] = value; - // Support: Android < 4 - // Fallback to a less secure definition - } catch ( e ) { - descriptor[ this.expando ] = unlock; - jQuery.extend( owner, descriptor ); - } + // Otherwise secure it in a non-enumerable, non-writable property + // configurability must be true to allow the property to be + // deleted with the delete operator + } else { + Object.defineProperty( owner, this.expando, { + value: value, + writable: true, + configurable: true + } ); } + return owner[ this.expando ]; + }, + cache: function( owner ) { - // Ensure the cache object - if ( !this.cache[ unlock ] ) { - this.cache[ unlock ] = {}; + // We can accept data for non-element nodes in modern browsers, + // but we should not, see #8335. + // Always return an empty object. + if ( !acceptData( owner ) ) { + return {}; } - return unlock; + // Check if the owner object already has a cache + var value = owner[ this.expando ]; + + // If not, create one + if ( !value ) { + value = {}; + + // We can accept data for non-element nodes in modern browsers, + // but we should not, see #8335. + // Always return an empty object. + if ( acceptData( owner ) ) { + + // If it is a node unlikely to be stringify-ed or looped over + // use plain assignment + if ( owner.nodeType ) { + owner[ this.expando ] = value; + + // Otherwise secure it in a non-enumerable property + // configurable must be true to allow the property to be + // deleted when data is removed + } else { + Object.defineProperty( owner, this.expando, { + value: value, + configurable: true + } ); + } + } + } + + return value; }, set: function( owner, data, value ) { var prop, - // There may be an unlock assigned to this node, - // if there is no entry for this "owner", create one inline - // and set the unlock as though an owner entry had always existed - unlock = this.key( owner ), - cache = this.cache[ unlock ]; + cache = this.cache( owner ); // Handle: [ owner, key, value ] args if ( typeof data === "string" ) { @@ -3573,30 +3730,22 @@ Data.prototype = { // Handle: [ owner, { properties } ] args } else { - // Fresh assignments by object are shallow copied - if ( jQuery.isEmptyObject( cache ) ) { - jQuery.extend( this.cache[ unlock ], data ); - // Otherwise, copy the properties one-by-one to the cache object - } else { - for ( prop in data ) { - cache[ prop ] = data[ prop ]; - } + + // Copy the properties one-by-one to the cache object + for ( prop in data ) { + cache[ prop ] = data[ prop ]; } } return cache; }, get: function( owner, key ) { - // Either a valid cache is found, or will be created. - // New caches will be created and the unlock returned, - // allowing direct access to the newly created - // empty data object. A valid owner object must be provided. - var cache = this.cache[ this.key( owner ) ]; - return key === undefined ? - cache : cache[ key ]; + this.cache( owner ) : + owner[ this.expando ] && owner[ this.expando ][ key ]; }, access: function( owner, key, value ) { var stored; + // In cases where either: // // 1. No key was specified @@ -3609,15 +3758,15 @@ Data.prototype = { // 2. The data stored at the key // if ( key === undefined || - ((key && typeof key === "string") && value === undefined) ) { + ( ( key && typeof key === "string" ) && value === undefined ) ) { stored = this.get( owner, key ); return stored !== undefined ? - stored : this.get( owner, jQuery.camelCase(key) ); + stored : this.get( owner, jQuery.camelCase( key ) ); } - // [*]When the key is not a string, or both a key and value + // When the key is not a string, or both a key and value // are specified, set or extend (existing objects) with either: // // 1. An object of properties @@ -3631,15 +3780,20 @@ Data.prototype = { }, remove: function( owner, key ) { var i, name, camel, - unlock = this.key( owner ), - cache = this.cache[ unlock ]; + cache = owner[ this.expando ]; + + if ( cache === undefined ) { + return; + } if ( key === undefined ) { - this.cache[ unlock ] = {}; + this.register( owner ); } else { + // Support array or space separated string of keys if ( jQuery.isArray( key ) ) { + // If "name" is an array of keys... // When data is initially created, via ("key", "val") signature, // keys will be converted to camelCase. @@ -3649,10 +3803,12 @@ Data.prototype = { name = key.concat( key.map( jQuery.camelCase ) ); } else { camel = jQuery.camelCase( key ); + // Try the string as a key before any manipulation if ( key in cache ) { name = [ key, camel ]; } else { + // If a key with the spaces exists, use it. // Otherwise, create an array by matching non-whitespace name = camel; @@ -3662,41 +3818,49 @@ Data.prototype = { } i = name.length; + while ( i-- ) { delete cache[ name[ i ] ]; } } + + // Remove the expando if there's no more data + if ( key === undefined || jQuery.isEmptyObject( cache ) ) { + + // Support: Chrome <= 35-45+ + // Webkit & Blink performance suffers when deleting properties + // from DOM nodes, so set to undefined instead + // https://code.google.com/p/chromium/issues/detail?id=378607 + if ( owner.nodeType ) { + owner[ this.expando ] = undefined; + } else { + delete owner[ this.expando ]; + } + } }, hasData: function( owner ) { - return !jQuery.isEmptyObject( - this.cache[ owner[ this.expando ] ] || {} - ); - }, - discard: function( owner ) { - if ( owner[ this.expando ] ) { - delete this.cache[ owner[ this.expando ] ]; - } + var cache = owner[ this.expando ]; + return cache !== undefined && !jQuery.isEmptyObject( cache ); } }; -var data_priv = new Data(); +var dataPriv = new Data(); -var data_user = new Data(); +var dataUser = new Data(); -/* - Implementation Summary - - 1. Enforce API surface and semantic compatibility with 1.9.x branch - 2. Improve the module's maintainability by reducing the storage - paths to a single mechanism. - 3. Use the same single mechanism to support "private" and "user" data. - 4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData) - 5. Avoid exposing implementation details on user objects (eg. expando properties) - 6. Provide a clear path for implementation upgrade to WeakMap in 2014 -*/ +// Implementation Summary +// +// 1. Enforce API surface and semantic compatibility with 1.9.x branch +// 2. Improve the module's maintainability by reducing the storage +// paths to a single mechanism. +// 3. Use the same single mechanism to support "private" and "user" data. +// 4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData) +// 5. Avoid exposing implementation details on user objects (eg. expando properties) +// 6. Provide a clear path for implementation upgrade to WeakMap in 2014 + var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/, - rmultiDash = /([A-Z])/g; + rmultiDash = /[A-Z]/g; function dataAttr( elem, key, data ) { var name; @@ -3704,7 +3868,7 @@ function dataAttr( elem, key, data ) { // If nothing was found internally, try to fetch any // data from the HTML5 data-* attribute if ( data === undefined && elem.nodeType === 1 ) { - name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase(); + name = "data-" + key.replace( rmultiDash, "-$&" ).toLowerCase(); data = elem.getAttribute( name ); if ( typeof data === "string" ) { @@ -3712,14 +3876,15 @@ function dataAttr( elem, key, data ) { data = data === "true" ? true : data === "false" ? false : data === "null" ? null : + // Only convert to a number if it doesn't change the string +data + "" === data ? +data : rbrace.test( data ) ? jQuery.parseJSON( data ) : data; - } catch( e ) {} + } catch ( e ) {} // Make sure we set the data so it isn't changed later - data_user.set( elem, key, data ); + dataUser.set( elem, key, data ); } else { data = undefined; } @@ -3727,31 +3892,31 @@ function dataAttr( elem, key, data ) { return data; } -jQuery.extend({ +jQuery.extend( { hasData: function( elem ) { - return data_user.hasData( elem ) || data_priv.hasData( elem ); + return dataUser.hasData( elem ) || dataPriv.hasData( elem ); }, data: function( elem, name, data ) { - return data_user.access( elem, name, data ); + return dataUser.access( elem, name, data ); }, removeData: function( elem, name ) { - data_user.remove( elem, name ); + dataUser.remove( elem, name ); }, // TODO: Now that all calls to _data and _removeData have been replaced - // with direct calls to data_priv methods, these can be deprecated. + // with direct calls to dataPriv methods, these can be deprecated. _data: function( elem, name, data ) { - return data_priv.access( elem, name, data ); + return dataPriv.access( elem, name, data ); }, _removeData: function( elem, name ) { - data_priv.remove( elem, name ); + dataPriv.remove( elem, name ); } -}); +} ); -jQuery.fn.extend({ +jQuery.fn.extend( { data: function( key, value ) { var i, name, data, elem = this[ 0 ], @@ -3760,9 +3925,9 @@ jQuery.fn.extend({ // Gets all values if ( key === undefined ) { if ( this.length ) { - data = data_user.get( elem ); + data = dataUser.get( elem ); - if ( elem.nodeType === 1 && !data_priv.get( elem, "hasDataAttrs" ) ) { + if ( elem.nodeType === 1 && !dataPriv.get( elem, "hasDataAttrs" ) ) { i = attrs.length; while ( i-- ) { @@ -3771,12 +3936,12 @@ jQuery.fn.extend({ if ( attrs[ i ] ) { name = attrs[ i ].name; if ( name.indexOf( "data-" ) === 0 ) { - name = jQuery.camelCase( name.slice(5) ); + name = jQuery.camelCase( name.slice( 5 ) ); dataAttr( elem, name, data[ name ] ); } } } - data_priv.set( elem, "hasDataAttrs", true ); + dataPriv.set( elem, "hasDataAttrs", true ); } } @@ -3785,14 +3950,13 @@ jQuery.fn.extend({ // Sets multiple values if ( typeof key === "object" ) { - return this.each(function() { - data_user.set( this, key ); - }); + return this.each( function() { + dataUser.set( this, key ); + } ); } return access( this, function( value ) { - var data, - camelKey = jQuery.camelCase( key ); + var data, camelKey; // The calling jQuery object (element matches) is not empty // (and therefore has an element appears at this[ 0 ]) and the @@ -3800,16 +3964,24 @@ jQuery.fn.extend({ // will result in `undefined` for elem = this[ 0 ] which will // throw an exception if an attempt to read a data cache is made. if ( elem && value === undefined ) { + // Attempt to get data from the cache // with the key as-is - data = data_user.get( elem, key ); + data = dataUser.get( elem, key ) || + + // Try to find dashed key if it exists (gh-2779) + // This is for 2.2.x only + dataUser.get( elem, key.replace( rmultiDash, "-$&" ).toLowerCase() ); + if ( data !== undefined ) { return data; } + camelKey = jQuery.camelCase( key ); + // Attempt to get data from the cache // with the key camelized - data = data_user.get( elem, camelKey ); + data = dataUser.get( elem, camelKey ); if ( data !== undefined ) { return data; } @@ -3826,46 +3998,48 @@ jQuery.fn.extend({ } // Set the data... - this.each(function() { + camelKey = jQuery.camelCase( key ); + this.each( function() { + // First, attempt to store a copy or reference of any // data that might've been store with a camelCased key. - var data = data_user.get( this, camelKey ); + var data = dataUser.get( this, camelKey ); // For HTML5 data-* attribute interop, we have to // store property names with dashes in a camelCase form. // This might not apply to all properties...* - data_user.set( this, camelKey, value ); + dataUser.set( this, camelKey, value ); // *... In the case of properties that might _actually_ // have dashes, we need to also store a copy of that // unchanged property. - if ( key.indexOf("-") !== -1 && data !== undefined ) { - data_user.set( this, key, value ); + if ( key.indexOf( "-" ) > -1 && data !== undefined ) { + dataUser.set( this, key, value ); } - }); + } ); }, null, value, arguments.length > 1, null, true ); }, removeData: function( key ) { - return this.each(function() { - data_user.remove( this, key ); - }); + return this.each( function() { + dataUser.remove( this, key ); + } ); } -}); +} ); -jQuery.extend({ +jQuery.extend( { queue: function( elem, type, data ) { var queue; if ( elem ) { type = ( type || "fx" ) + "queue"; - queue = data_priv.get( elem, type ); + queue = dataPriv.get( elem, type ); // Speed up dequeue by getting out quickly if this is just a lookup if ( data ) { if ( !queue || jQuery.isArray( data ) ) { - queue = data_priv.access( elem, type, jQuery.makeArray(data) ); + queue = dataPriv.access( elem, type, jQuery.makeArray( data ) ); } else { queue.push( data ); } @@ -3899,7 +4073,7 @@ jQuery.extend({ queue.unshift( "inprogress" ); } - // clear up the last queue stop function + // Clear up the last queue stop function delete hooks.stop; fn.call( elem, next, hooks ); } @@ -3909,18 +4083,18 @@ jQuery.extend({ } }, - // not intended for public consumption - generates a queueHooks object, or returns the current one + // Not public - generate a queueHooks object, or return the current one _queueHooks: function( elem, type ) { var key = type + "queueHooks"; - return data_priv.get( elem, key ) || data_priv.access( elem, key, { - empty: jQuery.Callbacks("once memory").add(function() { - data_priv.remove( elem, [ type + "queue", key ] ); - }) - }); + return dataPriv.get( elem, key ) || dataPriv.access( elem, key, { + empty: jQuery.Callbacks( "once memory" ).add( function() { + dataPriv.remove( elem, [ type + "queue", key ] ); + } ) + } ); } -}); +} ); -jQuery.fn.extend({ +jQuery.fn.extend( { queue: function( type, data ) { var setter = 2; @@ -3931,30 +4105,31 @@ jQuery.fn.extend({ } if ( arguments.length < setter ) { - return jQuery.queue( this[0], type ); + return jQuery.queue( this[ 0 ], type ); } return data === undefined ? this : - this.each(function() { + this.each( function() { var queue = jQuery.queue( this, type, data ); - // ensure a hooks for this queue + // Ensure a hooks for this queue jQuery._queueHooks( this, type ); - if ( type === "fx" && queue[0] !== "inprogress" ) { + if ( type === "fx" && queue[ 0 ] !== "inprogress" ) { jQuery.dequeue( this, type ); } - }); + } ); }, dequeue: function( type ) { - return this.each(function() { + return this.each( function() { jQuery.dequeue( this, type ); - }); + } ); }, clearQueue: function( type ) { return this.queue( type || "fx", [] ); }, + // Get a promise resolved when queues of a certain type // are emptied (fx is the type by default) promise: function( type, obj ) { @@ -3976,7 +4151,7 @@ jQuery.fn.extend({ type = type || "fx"; while ( i-- ) { - tmp = data_priv.get( elements[ i ], type + "queueHooks" ); + tmp = dataPriv.get( elements[ i ], type + "queueHooks" ); if ( tmp && tmp.empty ) { count++; tmp.empty.add( resolve ); @@ -3985,57 +4160,267 @@ jQuery.fn.extend({ resolve(); return defer.promise( obj ); } -}); -var pnum = (/[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/).source; +} ); +var pnum = ( /[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/ ).source; + +var rcssNum = new RegExp( "^(?:([+-])=|)(" + pnum + ")([a-z%]*)$", "i" ); + var cssExpand = [ "Top", "Right", "Bottom", "Left" ]; var isHidden = function( elem, el ) { + // isHidden might be called from jQuery#filter function; // in that case, element will be second argument elem = el || elem; - return jQuery.css( elem, "display" ) === "none" || !jQuery.contains( elem.ownerDocument, elem ); + return jQuery.css( elem, "display" ) === "none" || + !jQuery.contains( elem.ownerDocument, elem ); }; -var rcheckableType = (/^(?:checkbox|radio)$/i); +function adjustCSS( elem, prop, valueParts, tween ) { + var adjusted, + scale = 1, + maxIterations = 20, + currentValue = tween ? + function() { return tween.cur(); } : + function() { return jQuery.css( elem, prop, "" ); }, + initial = currentValue(), + unit = valueParts && valueParts[ 3 ] || ( jQuery.cssNumber[ prop ] ? "" : "px" ), + + // Starting value computation is required for potential unit mismatches + initialInUnit = ( jQuery.cssNumber[ prop ] || unit !== "px" && +initial ) && + rcssNum.exec( jQuery.css( elem, prop ) ); + + if ( initialInUnit && initialInUnit[ 3 ] !== unit ) { + + // Trust units reported by jQuery.css + unit = unit || initialInUnit[ 3 ]; + + // Make sure we update the tween properties later on + valueParts = valueParts || []; + + // Iteratively approximate from a nonzero starting point + initialInUnit = +initial || 1; + + do { + + // If previous iteration zeroed out, double until we get *something*. + // Use string for doubling so we don't accidentally see scale as unchanged below + scale = scale || ".5"; + + // Adjust and apply + initialInUnit = initialInUnit / scale; + jQuery.style( elem, prop, initialInUnit + unit ); + + // Update scale, tolerating zero or NaN from tween.cur() + // Break the loop if scale is unchanged or perfect, or if we've just had enough. + } while ( + scale !== ( scale = currentValue() / initial ) && scale !== 1 && --maxIterations + ); + } + + if ( valueParts ) { + initialInUnit = +initialInUnit || +initial || 0; + + // Apply relative offset (+=/-=) if specified + adjusted = valueParts[ 1 ] ? + initialInUnit + ( valueParts[ 1 ] + 1 ) * valueParts[ 2 ] : + +valueParts[ 2 ]; + if ( tween ) { + tween.unit = unit; + tween.start = initialInUnit; + tween.end = adjusted; + } + } + return adjusted; +} +var rcheckableType = ( /^(?:checkbox|radio)$/i ); + +var rtagName = ( /<([\w:-]+)/ ); + +var rscriptType = ( /^$|\/(?:java|ecma)script/i ); + + + +// We have to close these tags to support XHTML (#13200) +var wrapMap = { + + // Support: IE9 + option: [ 1, "" ], + + // XHTML parsers do not magically insert elements in the + // same way that tag soup parsers do. So we cannot shorten + // this by omitting or other required elements. + thead: [ 1, "", "
" ], + col: [ 2, "", "
" ], + tr: [ 2, "", "
" ], + td: [ 3, "", "
" ], + + _default: [ 0, "", "" ] +}; + +// Support: IE9 +wrapMap.optgroup = wrapMap.option; + +wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead; +wrapMap.th = wrapMap.td; + + +function getAll( context, tag ) { + + // Support: IE9-11+ + // Use typeof to avoid zero-argument method invocation on host objects (#15151) + var ret = typeof context.getElementsByTagName !== "undefined" ? + context.getElementsByTagName( tag || "*" ) : + typeof context.querySelectorAll !== "undefined" ? + context.querySelectorAll( tag || "*" ) : + []; + + return tag === undefined || tag && jQuery.nodeName( context, tag ) ? + jQuery.merge( [ context ], ret ) : + ret; +} + + +// Mark scripts as having already been evaluated +function setGlobalEval( elems, refElements ) { + var i = 0, + l = elems.length; + + for ( ; i < l; i++ ) { + dataPriv.set( + elems[ i ], + "globalEval", + !refElements || dataPriv.get( refElements[ i ], "globalEval" ) + ); + } +} + + +var rhtml = /<|&#?\w+;/; + +function buildFragment( elems, context, scripts, selection, ignored ) { + var elem, tmp, tag, wrap, contains, j, + fragment = context.createDocumentFragment(), + nodes = [], + i = 0, + l = elems.length; + + for ( ; i < l; i++ ) { + elem = elems[ i ]; + + if ( elem || elem === 0 ) { + + // Add nodes directly + if ( jQuery.type( elem ) === "object" ) { + + // Support: Android<4.1, PhantomJS<2 + // push.apply(_, arraylike) throws on ancient WebKit + jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem ); + + // Convert non-html into a text node + } else if ( !rhtml.test( elem ) ) { + nodes.push( context.createTextNode( elem ) ); + + // Convert html into DOM nodes + } else { + tmp = tmp || fragment.appendChild( context.createElement( "div" ) ); + + // Deserialize a standard representation + tag = ( rtagName.exec( elem ) || [ "", "" ] )[ 1 ].toLowerCase(); + wrap = wrapMap[ tag ] || wrapMap._default; + tmp.innerHTML = wrap[ 1 ] + jQuery.htmlPrefilter( elem ) + wrap[ 2 ]; + + // Descend through wrappers to the right content + j = wrap[ 0 ]; + while ( j-- ) { + tmp = tmp.lastChild; + } + + // Support: Android<4.1, PhantomJS<2 + // push.apply(_, arraylike) throws on ancient WebKit + jQuery.merge( nodes, tmp.childNodes ); + + // Remember the top-level container + tmp = fragment.firstChild; + + // Ensure the created nodes are orphaned (#12392) + tmp.textContent = ""; + } + } + } + + // Remove wrapper from fragment + fragment.textContent = ""; + + i = 0; + while ( ( elem = nodes[ i++ ] ) ) { + + // Skip elements already in the context collection (trac-4087) + if ( selection && jQuery.inArray( elem, selection ) > -1 ) { + if ( ignored ) { + ignored.push( elem ); + } + continue; + } + + contains = jQuery.contains( elem.ownerDocument, elem ); + + // Append to fragment + tmp = getAll( fragment.appendChild( elem ), "script" ); + + // Preserve script evaluation history + if ( contains ) { + setGlobalEval( tmp ); + } + + // Capture executables + if ( scripts ) { + j = 0; + while ( ( elem = tmp[ j++ ] ) ) { + if ( rscriptType.test( elem.type || "" ) ) { + scripts.push( elem ); + } + } + } + } + + return fragment; +} + -(function() { +( function() { var fragment = document.createDocumentFragment(), div = fragment.appendChild( document.createElement( "div" ) ), input = document.createElement( "input" ); - // #11217 - WebKit loses check when the name is after the checked attribute + // Support: Android 4.0-4.3, Safari<=5.1 + // Check state lost if the name is set (#11217) // Support: Windows Web Apps (WWA) - // `name` and `type` need .setAttribute for WWA + // `name` and `type` must use .setAttribute for WWA (#14901) input.setAttribute( "type", "radio" ); input.setAttribute( "checked", "checked" ); input.setAttribute( "name", "t" ); div.appendChild( input ); - // Support: Safari 5.1, iOS 5.1, Android 4.x, Android 2.3 - // old WebKit doesn't clone checked state correctly in fragments + // Support: Safari<=5.1, Android<4.2 + // Older WebKit doesn't clone checked state correctly in fragments support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked; + // Support: IE<=11+ // Make sure textarea (and checkbox) defaultValue is properly cloned - // Support: IE9-IE11+ div.innerHTML = ""; support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue; -})(); -var strundefined = typeof undefined; - - - -support.focusinBubbles = "onfocusin" in window; +} )(); var rkeyEvent = /^key/, - rmouseEvent = /^(?:mouse|pointer|contextmenu)|click/, - rfocusMorph = /^(?:focusinfocus|focusoutblur)$/, - rtypenamespace = /^([^.]*)(?:\.(.+)|)$/; + rmouseEvent = /^(?:mouse|pointer|contextmenu|drag|drop)|click/, + rtypenamespace = /^([^.]*)(?:\.(.+)|)/; function returnTrue() { return true; @@ -4045,12 +4430,75 @@ function returnFalse() { return false; } +// Support: IE9 +// See #13393 for more info function safeActiveElement() { try { return document.activeElement; } catch ( err ) { } } +function on( elem, types, selector, data, fn, one ) { + var origFn, type; + + // Types can be a map of types/handlers + if ( typeof types === "object" ) { + + // ( types-Object, selector, data ) + if ( typeof selector !== "string" ) { + + // ( types-Object, data ) + data = data || selector; + selector = undefined; + } + for ( type in types ) { + on( elem, type, selector, data, types[ type ], one ); + } + return elem; + } + + if ( data == null && fn == null ) { + + // ( types, fn ) + fn = selector; + data = selector = undefined; + } else if ( fn == null ) { + if ( typeof selector === "string" ) { + + // ( types, selector, fn ) + fn = data; + data = undefined; + } else { + + // ( types, data, fn ) + fn = data; + data = selector; + selector = undefined; + } + } + if ( fn === false ) { + fn = returnFalse; + } else if ( !fn ) { + return this; + } + + if ( one === 1 ) { + origFn = fn; + fn = function( event ) { + + // Can use an empty set, since event contains the info + jQuery().off( event ); + return origFn.apply( this, arguments ); + }; + + // Use same guid so caller can remove using origFn + fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ ); + } + return elem.each( function() { + jQuery.event.add( this, types, fn, data, selector ); + } ); +} + /* * Helper functions for managing events -- not part of the public interface. * Props to Dean Edwards' addEvent library for many of the ideas. @@ -4064,7 +4512,7 @@ jQuery.event = { var handleObjIn, eventHandle, tmp, events, t, handleObj, special, handlers, type, namespaces, origType, - elemData = data_priv.get( elem ); + elemData = dataPriv.get( elem ); // Don't attach events to noData or text/comment nodes (but allow plain objects) if ( !elemData ) { @@ -4084,14 +4532,15 @@ jQuery.event = { } // Init the element's event structure and main handler, if this is the first - if ( !(events = elemData.events) ) { + if ( !( events = elemData.events ) ) { events = elemData.events = {}; } - if ( !(eventHandle = elemData.handle) ) { + if ( !( eventHandle = elemData.handle ) ) { eventHandle = elemData.handle = function( e ) { + // Discard the second event of a jQuery.event.trigger() and // when an event is called after a page has unloaded - return typeof jQuery !== strundefined && jQuery.event.triggered !== e.type ? + return typeof jQuery !== "undefined" && jQuery.event.triggered !== e.type ? jQuery.event.dispatch.apply( elem, arguments ) : undefined; }; } @@ -4100,9 +4549,9 @@ jQuery.event = { types = ( types || "" ).match( rnotwhite ) || [ "" ]; t = types.length; while ( t-- ) { - tmp = rtypenamespace.exec( types[t] ) || []; - type = origType = tmp[1]; - namespaces = ( tmp[2] || "" ).split( "." ).sort(); + tmp = rtypenamespace.exec( types[ t ] ) || []; + type = origType = tmp[ 1 ]; + namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort(); // There *must* be a type, no attaching namespace-only handlers if ( !type ) { @@ -4119,7 +4568,7 @@ jQuery.event = { special = jQuery.event.special[ type ] || {}; // handleObj is passed to all event handlers - handleObj = jQuery.extend({ + handleObj = jQuery.extend( { type: type, origType: origType, data: data, @@ -4127,18 +4576,20 @@ jQuery.event = { guid: handler.guid, selector: selector, needsContext: selector && jQuery.expr.match.needsContext.test( selector ), - namespace: namespaces.join(".") + namespace: namespaces.join( "." ) }, handleObjIn ); // Init the event handler queue if we're the first - if ( !(handlers = events[ type ]) ) { + if ( !( handlers = events[ type ] ) ) { handlers = events[ type ] = []; handlers.delegateCount = 0; // Only use addEventListener if the special events handler returns false - if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) { + if ( !special.setup || + special.setup.call( elem, data, namespaces, eventHandle ) === false ) { + if ( elem.addEventListener ) { - elem.addEventListener( type, eventHandle, false ); + elem.addEventListener( type, eventHandle ); } } } @@ -4170,9 +4621,9 @@ jQuery.event = { var j, origCount, tmp, events, t, handleObj, special, handlers, type, namespaces, origType, - elemData = data_priv.hasData( elem ) && data_priv.get( elem ); + elemData = dataPriv.hasData( elem ) && dataPriv.get( elem ); - if ( !elemData || !(events = elemData.events) ) { + if ( !elemData || !( events = elemData.events ) ) { return; } @@ -4180,9 +4631,9 @@ jQuery.event = { types = ( types || "" ).match( rnotwhite ) || [ "" ]; t = types.length; while ( t-- ) { - tmp = rtypenamespace.exec( types[t] ) || []; - type = origType = tmp[1]; - namespaces = ( tmp[2] || "" ).split( "." ).sort(); + tmp = rtypenamespace.exec( types[ t ] ) || []; + type = origType = tmp[ 1 ]; + namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort(); // Unbind all events (on this namespace, if provided) for the element if ( !type ) { @@ -4195,7 +4646,8 @@ jQuery.event = { special = jQuery.event.special[ type ] || {}; type = ( selector ? special.delegateType : special.bindType ) || type; handlers = events[ type ] || []; - tmp = tmp[2] && new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ); + tmp = tmp[ 2 ] && + new RegExp( "(^|\\.)" + namespaces.join( "\\.(?:.*\\.|)" ) + "(\\.|$)" ); // Remove matching events origCount = j = handlers.length; @@ -4205,7 +4657,8 @@ jQuery.event = { if ( ( mappedTypes || origType === handleObj.origType ) && ( !handler || handler.guid === handleObj.guid ) && ( !tmp || tmp.test( handleObj.namespace ) ) && - ( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) { + ( !selector || selector === handleObj.selector || + selector === "**" && handleObj.selector ) ) { handlers.splice( j, 1 ); if ( handleObj.selector ) { @@ -4220,7 +4673,9 @@ jQuery.event = { // Remove generic event handler if we removed something and no more handlers exist // (avoids potential for endless recursion during removal of special event handlers) if ( origCount && !handlers.length ) { - if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) { + if ( !special.teardown || + special.teardown.call( elem, namespaces, elemData.handle ) === false ) { + jQuery.removeEvent( elem, type, elemData.handle ); } @@ -4228,200 +4683,68 @@ jQuery.event = { } } - // Remove the expando if it's no longer used + // Remove data and the expando if it's no longer used if ( jQuery.isEmptyObject( events ) ) { - delete elemData.handle; - data_priv.remove( elem, "events" ); + dataPriv.remove( elem, "handle events" ); } }, - trigger: function( event, data, elem, onlyHandlers ) { + dispatch: function( event ) { - var i, cur, tmp, bubbleType, ontype, handle, special, - eventPath = [ elem || document ], - type = hasOwn.call( event, "type" ) ? event.type : event, - namespaces = hasOwn.call( event, "namespace" ) ? event.namespace.split(".") : []; + // Make a writable jQuery.Event from the native event object + event = jQuery.event.fix( event ); - cur = tmp = elem = elem || document; + var i, j, ret, matched, handleObj, + handlerQueue = [], + args = slice.call( arguments ), + handlers = ( dataPriv.get( this, "events" ) || {} )[ event.type ] || [], + special = jQuery.event.special[ event.type ] || {}; - // Don't do events on text and comment nodes - if ( elem.nodeType === 3 || elem.nodeType === 8 ) { - return; - } + // Use the fix-ed jQuery.Event rather than the (read-only) native event + args[ 0 ] = event; + event.delegateTarget = this; - // focus/blur morphs to focusin/out; ensure we're not firing them right now - if ( rfocusMorph.test( type + jQuery.event.triggered ) ) { + // Call the preDispatch hook for the mapped type, and let it bail if desired + if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) { return; } - if ( type.indexOf(".") >= 0 ) { - // Namespaced trigger; create a regexp to match event type in handle() - namespaces = type.split("."); - type = namespaces.shift(); - namespaces.sort(); - } - ontype = type.indexOf(":") < 0 && "on" + type; + // Determine handlers + handlerQueue = jQuery.event.handlers.call( this, event, handlers ); - // Caller can pass in a jQuery.Event object, Object, or just an event type string - event = event[ jQuery.expando ] ? - event : - new jQuery.Event( type, typeof event === "object" && event ); + // Run delegates first; they may want to stop propagation beneath us + i = 0; + while ( ( matched = handlerQueue[ i++ ] ) && !event.isPropagationStopped() ) { + event.currentTarget = matched.elem; - // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true) - event.isTrigger = onlyHandlers ? 2 : 3; - event.namespace = namespaces.join("."); - event.namespace_re = event.namespace ? - new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ) : - null; + j = 0; + while ( ( handleObj = matched.handlers[ j++ ] ) && + !event.isImmediatePropagationStopped() ) { - // Clean up the event in case it is being reused - event.result = undefined; - if ( !event.target ) { - event.target = elem; - } + // Triggered event must either 1) have no namespace, or 2) have namespace(s) + // a subset or equal to those in the bound event (both can have no namespace). + if ( !event.rnamespace || event.rnamespace.test( handleObj.namespace ) ) { - // Clone any incoming data and prepend the event, creating the handler arg list - data = data == null ? - [ event ] : - jQuery.makeArray( data, [ event ] ); + event.handleObj = handleObj; + event.data = handleObj.data; - // Allow special events to draw outside the lines - special = jQuery.event.special[ type ] || {}; - if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) { - return; + ret = ( ( jQuery.event.special[ handleObj.origType ] || {} ).handle || + handleObj.handler ).apply( matched.elem, args ); + + if ( ret !== undefined ) { + if ( ( event.result = ret ) === false ) { + event.preventDefault(); + event.stopPropagation(); + } + } + } + } } - // Determine event propagation path in advance, per W3C events spec (#9951) - // Bubble up to document, then to window; watch for a global ownerDocument var (#9724) - if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) { - - bubbleType = special.delegateType || type; - if ( !rfocusMorph.test( bubbleType + type ) ) { - cur = cur.parentNode; - } - for ( ; cur; cur = cur.parentNode ) { - eventPath.push( cur ); - tmp = cur; - } - - // Only add window if we got to document (e.g., not plain obj or detached DOM) - if ( tmp === (elem.ownerDocument || document) ) { - eventPath.push( tmp.defaultView || tmp.parentWindow || window ); - } - } - - // Fire handlers on the event path - i = 0; - while ( (cur = eventPath[i++]) && !event.isPropagationStopped() ) { - - event.type = i > 1 ? - bubbleType : - special.bindType || type; - - // jQuery handler - handle = ( data_priv.get( cur, "events" ) || {} )[ event.type ] && data_priv.get( cur, "handle" ); - if ( handle ) { - handle.apply( cur, data ); - } - - // Native handler - handle = ontype && cur[ ontype ]; - if ( handle && handle.apply && jQuery.acceptData( cur ) ) { - event.result = handle.apply( cur, data ); - if ( event.result === false ) { - event.preventDefault(); - } - } - } - event.type = type; - - // If nobody prevented the default action, do it now - if ( !onlyHandlers && !event.isDefaultPrevented() ) { - - if ( (!special._default || special._default.apply( eventPath.pop(), data ) === false) && - jQuery.acceptData( elem ) ) { - - // Call a native DOM method on the target with the same name name as the event. - // Don't do default actions on window, that's where global variables be (#6170) - if ( ontype && jQuery.isFunction( elem[ type ] ) && !jQuery.isWindow( elem ) ) { - - // Don't re-trigger an onFOO event when we call its FOO() method - tmp = elem[ ontype ]; - - if ( tmp ) { - elem[ ontype ] = null; - } - - // Prevent re-triggering of the same event, since we already bubbled it above - jQuery.event.triggered = type; - elem[ type ](); - jQuery.event.triggered = undefined; - - if ( tmp ) { - elem[ ontype ] = tmp; - } - } - } - } - - return event.result; - }, - - dispatch: function( event ) { - - // Make a writable jQuery.Event from the native event object - event = jQuery.event.fix( event ); - - var i, j, ret, matched, handleObj, - handlerQueue = [], - args = slice.call( arguments ), - handlers = ( data_priv.get( this, "events" ) || {} )[ event.type ] || [], - special = jQuery.event.special[ event.type ] || {}; - - // Use the fix-ed jQuery.Event rather than the (read-only) native event - args[0] = event; - event.delegateTarget = this; - - // Call the preDispatch hook for the mapped type, and let it bail if desired - if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) { - return; - } - - // Determine handlers - handlerQueue = jQuery.event.handlers.call( this, event, handlers ); - - // Run delegates first; they may want to stop propagation beneath us - i = 0; - while ( (matched = handlerQueue[ i++ ]) && !event.isPropagationStopped() ) { - event.currentTarget = matched.elem; - - j = 0; - while ( (handleObj = matched.handlers[ j++ ]) && !event.isImmediatePropagationStopped() ) { - - // Triggered event must either 1) have no namespace, or - // 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace). - if ( !event.namespace_re || event.namespace_re.test( handleObj.namespace ) ) { - - event.handleObj = handleObj; - event.data = handleObj.data; - - ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler ) - .apply( matched.elem, args ); - - if ( ret !== undefined ) { - if ( (event.result = ret) === false ) { - event.preventDefault(); - event.stopPropagation(); - } - } - } - } - } - - // Call the postDispatch hook for the mapped type - if ( special.postDispatch ) { - special.postDispatch.call( this, event ); - } + // Call the postDispatch hook for the mapped type + if ( special.postDispatch ) { + special.postDispatch.call( this, event ); + } return event.result; }, @@ -4432,15 +4755,20 @@ jQuery.event = { delegateCount = handlers.delegateCount, cur = event.target; + // Support (at least): Chrome, IE9 // Find delegate handlers // Black-hole SVG instance trees (#13180) - // Avoid non-left-click bubbling in Firefox (#3861) - if ( delegateCount && cur.nodeType && (!event.button || event.type !== "click") ) { + // + // Support: Firefox<=42+ + // Avoid non-left-click in FF but don't block IE radio events (#3861, gh-2343) + if ( delegateCount && cur.nodeType && + ( event.type !== "click" || isNaN( event.button ) || event.button < 1 ) ) { for ( ; cur !== this; cur = cur.parentNode || this ) { + // Don't check non-elements (#13208) // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764) - if ( cur.disabled !== true || event.type !== "click" ) { + if ( cur.nodeType === 1 && ( cur.disabled !== true || event.type !== "click" ) ) { matches = []; for ( i = 0; i < delegateCount; i++ ) { handleObj = handlers[ i ]; @@ -4450,7 +4778,7 @@ jQuery.event = { if ( matches[ sel ] === undefined ) { matches[ sel ] = handleObj.needsContext ? - jQuery( sel, this ).index( cur ) >= 0 : + jQuery( sel, this ).index( cur ) > -1 : jQuery.find( sel, this, null, [ cur ] ).length; } if ( matches[ sel ] ) { @@ -4458,7 +4786,7 @@ jQuery.event = { } } if ( matches.length ) { - handlerQueue.push({ elem: cur, handlers: matches }); + handlerQueue.push( { elem: cur, handlers: matches } ); } } } @@ -4466,19 +4794,20 @@ jQuery.event = { // Add the remaining (directly-bound) handlers if ( delegateCount < handlers.length ) { - handlerQueue.push({ elem: this, handlers: handlers.slice( delegateCount ) }); + handlerQueue.push( { elem: this, handlers: handlers.slice( delegateCount ) } ); } return handlerQueue; }, // Includes some event props shared by KeyEvent and MouseEvent - props: "altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "), + props: ( "altKey bubbles cancelable ctrlKey currentTarget detail eventPhase " + + "metaKey relatedTarget shiftKey target timeStamp view which" ).split( " " ), fixHooks: {}, keyHooks: { - props: "char charCode key keyCode".split(" "), + props: "char charCode key keyCode".split( " " ), filter: function( event, original ) { // Add which for key events @@ -4491,7 +4820,8 @@ jQuery.event = { }, mouseHooks: { - props: "button buttons clientX clientY offsetX offsetY pageX pageY screenX screenY toElement".split(" "), + props: ( "button buttons clientX clientY offsetX offsetY pageX pageY " + + "screenX screenY toElement" ).split( " " ), filter: function( event, original ) { var eventDoc, doc, body, button = original.button; @@ -4502,8 +4832,12 @@ jQuery.event = { doc = eventDoc.documentElement; body = eventDoc.body; - event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 ); - event.pageY = original.clientY + ( doc && doc.scrollTop || body && body.scrollTop || 0 ) - ( doc && doc.clientTop || body && body.clientTop || 0 ); + event.pageX = original.clientX + + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - + ( doc && doc.clientLeft || body && body.clientLeft || 0 ); + event.pageY = original.clientY + + ( doc && doc.scrollTop || body && body.scrollTop || 0 ) - + ( doc && doc.clientTop || body && body.clientTop || 0 ); } // Add which for click: 1 === left; 2 === middle; 3 === right @@ -4549,7 +4883,7 @@ jQuery.event = { event.target = document; } - // Support: Safari 6.0+, Chrome < 28 + // Support: Safari 6.0+, Chrome<28 // Target should not be a text node (#504, #13143) if ( event.target.nodeType === 3 ) { event.target = event.target.parentNode; @@ -4560,10 +4894,12 @@ jQuery.event = { special: { load: { + // Prevent triggered image.load events from bubbling to window.load noBubble: true }, focus: { + // Fire native event if possible so blur/focus sequence is correct trigger: function() { if ( this !== safeActiveElement() && this.focus ) { @@ -4583,6 +4919,7 @@ jQuery.event = { delegateType: "focusout" }, click: { + // For checkbox, fire native event so checked state will be right trigger: function() { if ( this.type === "checkbox" && this.click && jQuery.nodeName( this, "input" ) ) { @@ -4607,41 +4944,21 @@ jQuery.event = { } } } - }, - - simulate: function( type, elem, event, bubble ) { - // Piggyback on a donor event to simulate a different one. - // Fake originalEvent to avoid donor's stopPropagation, but if the - // simulated event prevents default then we do the same on the donor. - var e = jQuery.extend( - new jQuery.Event(), - event, - { - type: type, - isSimulated: true, - originalEvent: {} - } - ); - if ( bubble ) { - jQuery.event.trigger( e, null, elem ); - } else { - jQuery.event.dispatch.call( elem, e ); - } - if ( e.isDefaultPrevented() ) { - event.preventDefault(); - } } }; jQuery.removeEvent = function( elem, type, handle ) { + + // This "if" is needed for plain objects if ( elem.removeEventListener ) { - elem.removeEventListener( type, handle, false ); + elem.removeEventListener( type, handle ); } }; jQuery.Event = function( src, props ) { + // Allow instantiation without the 'new' keyword - if ( !(this instanceof jQuery.Event) ) { + if ( !( this instanceof jQuery.Event ) ) { return new jQuery.Event( src, props ); } @@ -4654,7 +4971,8 @@ jQuery.Event = function( src, props ) { // by a handler lower down the tree; reflect the correct value. this.isDefaultPrevented = src.defaultPrevented || src.defaultPrevented === undefined && - // Support: Android < 4.0 + + // Support: Android<4.0 src.returnValue === false ? returnTrue : returnFalse; @@ -4679,6 +4997,7 @@ jQuery.Event = function( src, props ) { // jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding // http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html jQuery.Event.prototype = { + constructor: jQuery.Event, isDefaultPrevented: returnFalse, isPropagationStopped: returnFalse, isImmediatePropagationStopped: returnFalse, @@ -4688,7 +5007,7 @@ jQuery.Event.prototype = { this.isDefaultPrevented = returnTrue; - if ( e && e.preventDefault ) { + if ( e ) { e.preventDefault(); } }, @@ -4697,7 +5016,7 @@ jQuery.Event.prototype = { this.isPropagationStopped = returnTrue; - if ( e && e.stopPropagation ) { + if ( e ) { e.stopPropagation(); } }, @@ -4706,7 +5025,7 @@ jQuery.Event.prototype = { this.isImmediatePropagationStopped = returnTrue; - if ( e && e.stopImmediatePropagation ) { + if ( e ) { e.stopImmediatePropagation(); } @@ -4715,8 +5034,14 @@ jQuery.Event.prototype = { }; // Create mouseenter/leave events using mouseover/out and event-time checks -// Support: Chrome 15+ -jQuery.each({ +// so that event delegation works in jQuery. +// Do the same for pointerenter/pointerleave and pointerover/pointerout +// +// Support: Safari 7 only +// Safari sends mouseenter too often; see: +// https://code.google.com/p/chromium/issues/detail?id=470258 +// for the description of the bug (it existed in older Chrome versions as well). +jQuery.each( { mouseenter: "mouseover", mouseleave: "mouseout", pointerenter: "pointerover", @@ -4732,9 +5057,9 @@ jQuery.each({ related = event.relatedTarget, handleObj = event.handleObj; - // For mousenter/leave call the handler if related is outside the target. + // For mouseenter/leave call the handler if related is outside the target. // NB: No relatedTarget if the mouse left/entered the browser window - if ( !related || (related !== target && !jQuery.contains( target, related )) ) { + if ( !related || ( related !== target && !jQuery.contains( target, related ) ) ) { event.type = handleObj.origType; ret = handleObj.handler.apply( this, arguments ); event.type = fix; @@ -4742,115 +5067,32 @@ jQuery.each({ return ret; } }; -}); - -// Create "bubbling" focus and blur events -// Support: Firefox, Chrome, Safari -if ( !support.focusinBubbles ) { - jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) { - - // Attach a single capturing handler on the document while someone wants focusin/focusout - var handler = function( event ) { - jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ), true ); - }; - - jQuery.event.special[ fix ] = { - setup: function() { - var doc = this.ownerDocument || this, - attaches = data_priv.access( doc, fix ); - - if ( !attaches ) { - doc.addEventListener( orig, handler, true ); - } - data_priv.access( doc, fix, ( attaches || 0 ) + 1 ); - }, - teardown: function() { - var doc = this.ownerDocument || this, - attaches = data_priv.access( doc, fix ) - 1; - - if ( !attaches ) { - doc.removeEventListener( orig, handler, true ); - data_priv.remove( doc, fix ); - - } else { - data_priv.access( doc, fix, attaches ); - } - } - }; - }); -} - -jQuery.fn.extend({ - - on: function( types, selector, data, fn, /*INTERNAL*/ one ) { - var origFn, type; +} ); - // Types can be a map of types/handlers - if ( typeof types === "object" ) { - // ( types-Object, selector, data ) - if ( typeof selector !== "string" ) { - // ( types-Object, data ) - data = data || selector; - selector = undefined; - } - for ( type in types ) { - this.on( type, selector, data, types[ type ], one ); - } - return this; - } - - if ( data == null && fn == null ) { - // ( types, fn ) - fn = selector; - data = selector = undefined; - } else if ( fn == null ) { - if ( typeof selector === "string" ) { - // ( types, selector, fn ) - fn = data; - data = undefined; - } else { - // ( types, data, fn ) - fn = data; - data = selector; - selector = undefined; - } - } - if ( fn === false ) { - fn = returnFalse; - } else if ( !fn ) { - return this; - } - - if ( one === 1 ) { - origFn = fn; - fn = function( event ) { - // Can use an empty set, since event contains the info - jQuery().off( event ); - return origFn.apply( this, arguments ); - }; - // Use same guid so caller can remove using origFn - fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ ); - } - return this.each( function() { - jQuery.event.add( this, types, fn, data, selector ); - }); +jQuery.fn.extend( { + on: function( types, selector, data, fn ) { + return on( this, types, selector, data, fn ); }, one: function( types, selector, data, fn ) { - return this.on( types, selector, data, fn, 1 ); + return on( this, types, selector, data, fn, 1 ); }, off: function( types, selector, fn ) { var handleObj, type; if ( types && types.preventDefault && types.handleObj ) { + // ( event ) dispatched jQuery.Event handleObj = types.handleObj; jQuery( types.delegateTarget ).off( - handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType, + handleObj.namespace ? + handleObj.origType + "." + handleObj.namespace : + handleObj.origType, handleObj.selector, handleObj.handler ); return this; } if ( typeof types === "object" ) { + // ( types-object [, selector] ) for ( type in types ) { this.off( type, selector, types[ type ] ); @@ -4858,6 +5100,7 @@ jQuery.fn.extend({ return this; } if ( selector === false || typeof selector === "function" ) { + // ( types [, fn] ) fn = selector; selector = undefined; @@ -4865,70 +5108,39 @@ jQuery.fn.extend({ if ( fn === false ) { fn = returnFalse; } - return this.each(function() { + return this.each( function() { jQuery.event.remove( this, types, fn, selector ); - }); - }, - - trigger: function( type, data ) { - return this.each(function() { - jQuery.event.trigger( type, data, this ); - }); - }, - triggerHandler: function( type, data ) { - var elem = this[0]; - if ( elem ) { - return jQuery.event.trigger( type, data, elem, true ); - } + } ); } -}); +} ); var - rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi, - rtagName = /<([\w:]+)/, - rhtml = /<|&#?\w+;/, - rnoInnerhtml = /<(?:script|style|link)/i, + rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:-]+)[^>]*)\/>/gi, + + // Support: IE 10-11, Edge 10240+ + // In IE/Edge using regex groups here causes severe slowdowns. + // See https://connect.microsoft.com/IE/feedback/details/1736512/ + rnoInnerhtml = /\s*$/g, - - // We have to close these tags to support XHTML (#13200) - wrapMap = { - - // Support: IE 9 - option: [ 1, "" ], - - thead: [ 1, "", "
" ], - col: [ 2, "", "
" ], - tr: [ 2, "", "
" ], - td: [ 3, "", "
" ], - - _default: [ 0, "", "" ] - }; - -// Support: IE 9 -wrapMap.optgroup = wrapMap.option; - -wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead; -wrapMap.th = wrapMap.td; + rcleanScript = /^\s*\s*$/g; -// Support: 1.x compatibility -// Manipulating tables requires a tbody function manipulationTarget( elem, content ) { - return jQuery.nodeName( elem, "table" ) && - jQuery.nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ? + if ( jQuery.nodeName( elem, "table" ) && + jQuery.nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ) { - elem.getElementsByTagName("tbody")[0] || - elem.appendChild( elem.ownerDocument.createElement("tbody") ) : - elem; + return elem.getElementsByTagName( "tbody" )[ 0 ] || elem; + } + + return elem; } // Replace/restore the type attribute of script elements for safe DOM manipulation function disableScript( elem ) { - elem.type = (elem.getAttribute("type") !== null) + "/" + elem.type; + elem.type = ( elem.getAttribute( "type" ) !== null ) + "/" + elem.type; return elem; } function restoreScript( elem ) { @@ -4937,24 +5149,12 @@ function restoreScript( elem ) { if ( match ) { elem.type = match[ 1 ]; } else { - elem.removeAttribute("type"); + elem.removeAttribute( "type" ); } return elem; } -// Mark scripts as having already been evaluated -function setGlobalEval( elems, refElements ) { - var i = 0, - l = elems.length; - - for ( ; i < l; i++ ) { - data_priv.set( - elems[ i ], "globalEval", !refElements || data_priv.get( refElements[ i ], "globalEval" ) - ); - } -} - function cloneCopyEvent( src, dest ) { var i, l, type, pdataOld, pdataCur, udataOld, udataCur, events; @@ -4963,9 +5163,9 @@ function cloneCopyEvent( src, dest ) { } // 1. Copy private data: events, handlers, etc. - if ( data_priv.hasData( src ) ) { - pdataOld = data_priv.access( src ); - pdataCur = data_priv.set( dest, pdataOld ); + if ( dataPriv.hasData( src ) ) { + pdataOld = dataPriv.access( src ); + pdataCur = dataPriv.set( dest, pdataOld ); events = pdataOld.events; if ( events ) { @@ -4981,25 +5181,15 @@ function cloneCopyEvent( src, dest ) { } // 2. Copy user data - if ( data_user.hasData( src ) ) { - udataOld = data_user.access( src ); + if ( dataUser.hasData( src ) ) { + udataOld = dataUser.access( src ); udataCur = jQuery.extend( {}, udataOld ); - data_user.set( dest, udataCur ); + dataUser.set( dest, udataCur ); } } -function getAll( context, tag ) { - var ret = context.getElementsByTagName ? context.getElementsByTagName( tag || "*" ) : - context.querySelectorAll ? context.querySelectorAll( tag || "*" ) : - []; - - return tag === undefined || tag && jQuery.nodeName( context, tag ) ? - jQuery.merge( [ context ], ret ) : - ret; -} - -// Support: IE >= 9 +// Fix IE bugs, see support tests function fixInput( src, dest ) { var nodeName = dest.nodeName.toLowerCase(); @@ -5013,147 +5203,172 @@ function fixInput( src, dest ) { } } -jQuery.extend({ - clone: function( elem, dataAndEvents, deepDataAndEvents ) { - var i, l, srcElements, destElements, - clone = elem.cloneNode( true ), - inPage = jQuery.contains( elem.ownerDocument, elem ); +function domManip( collection, args, callback, ignored ) { - // Support: IE >= 9 - // Fix Cloning issues - if ( !support.noCloneChecked && ( elem.nodeType === 1 || elem.nodeType === 11 ) && - !jQuery.isXMLDoc( elem ) ) { + // Flatten any nested arrays + args = concat.apply( [], args ); - // We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2 - destElements = getAll( clone ); - srcElements = getAll( elem ); + var fragment, first, scripts, hasScripts, node, doc, + i = 0, + l = collection.length, + iNoClone = l - 1, + value = args[ 0 ], + isFunction = jQuery.isFunction( value ); - for ( i = 0, l = srcElements.length; i < l; i++ ) { - fixInput( srcElements[ i ], destElements[ i ] ); + // We can't cloneNode fragments that contain checked, in WebKit + if ( isFunction || + ( l > 1 && typeof value === "string" && + !support.checkClone && rchecked.test( value ) ) ) { + return collection.each( function( index ) { + var self = collection.eq( index ); + if ( isFunction ) { + args[ 0 ] = value.call( this, index, self.html() ); } - } + domManip( self, args, callback, ignored ); + } ); + } - // Copy the events from the original to the clone - if ( dataAndEvents ) { - if ( deepDataAndEvents ) { - srcElements = srcElements || getAll( elem ); - destElements = destElements || getAll( clone ); + if ( l ) { + fragment = buildFragment( args, collection[ 0 ].ownerDocument, false, collection, ignored ); + first = fragment.firstChild; - for ( i = 0, l = srcElements.length; i < l; i++ ) { - cloneCopyEvent( srcElements[ i ], destElements[ i ] ); - } - } else { - cloneCopyEvent( elem, clone ); - } + if ( fragment.childNodes.length === 1 ) { + fragment = first; } - // Preserve script evaluation history - destElements = getAll( clone, "script" ); - if ( destElements.length > 0 ) { - setGlobalEval( destElements, !inPage && getAll( elem, "script" ) ); - } + // Require either new content or an interest in ignored elements to invoke the callback + if ( first || ignored ) { + scripts = jQuery.map( getAll( fragment, "script" ), disableScript ); + hasScripts = scripts.length; - // Return the cloned set - return clone; - }, - - buildFragment: function( elems, context, scripts, selection ) { - var elem, tmp, tag, wrap, contains, j, - fragment = context.createDocumentFragment(), - nodes = [], - i = 0, - l = elems.length; - - for ( ; i < l; i++ ) { - elem = elems[ i ]; + // Use the original fragment for the last item + // instead of the first because it can end up + // being emptied incorrectly in certain situations (#8070). + for ( ; i < l; i++ ) { + node = fragment; - if ( elem || elem === 0 ) { + if ( i !== iNoClone ) { + node = jQuery.clone( node, true, true ); - // Add nodes directly - if ( jQuery.type( elem ) === "object" ) { - // Support: QtWebKit - // jQuery.merge because push.apply(_, arraylike) throws - jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem ); + // Keep references to cloned scripts for later restoration + if ( hasScripts ) { - // Convert non-html into a text node - } else if ( !rhtml.test( elem ) ) { - nodes.push( context.createTextNode( elem ) ); + // Support: Android<4.1, PhantomJS<2 + // push.apply(_, arraylike) throws on ancient WebKit + jQuery.merge( scripts, getAll( node, "script" ) ); + } + } - // Convert html into DOM nodes - } else { - tmp = tmp || fragment.appendChild( context.createElement("div") ); + callback.call( collection[ i ], node, i ); + } - // Deserialize a standard representation - tag = ( rtagName.exec( elem ) || [ "", "" ] )[ 1 ].toLowerCase(); - wrap = wrapMap[ tag ] || wrapMap._default; - tmp.innerHTML = wrap[ 1 ] + elem.replace( rxhtmlTag, "<$1>" ) + wrap[ 2 ]; + if ( hasScripts ) { + doc = scripts[ scripts.length - 1 ].ownerDocument; - // Descend through wrappers to the right content - j = wrap[ 0 ]; - while ( j-- ) { - tmp = tmp.lastChild; - } + // Reenable scripts + jQuery.map( scripts, restoreScript ); - // Support: QtWebKit - // jQuery.merge because push.apply(_, arraylike) throws - jQuery.merge( nodes, tmp.childNodes ); + // Evaluate executable scripts on first document insertion + for ( i = 0; i < hasScripts; i++ ) { + node = scripts[ i ]; + if ( rscriptType.test( node.type || "" ) && + !dataPriv.access( node, "globalEval" ) && + jQuery.contains( doc, node ) ) { - // Remember the top-level container - tmp = fragment.firstChild; + if ( node.src ) { - // Fixes #12346 - // Support: Webkit, IE - tmp.textContent = ""; + // Optional AJAX dependency, but won't run scripts if not present + if ( jQuery._evalUrl ) { + jQuery._evalUrl( node.src ); + } + } else { + jQuery.globalEval( node.textContent.replace( rcleanScript, "" ) ); + } + } } } } + } - // Remove wrapper from fragment - fragment.textContent = ""; + return collection; +} +function remove( elem, selector, keepData ) { + var node, + nodes = selector ? jQuery.filter( selector, elem ) : elem, i = 0; - while ( (elem = nodes[ i++ ]) ) { - // #4087 - If origin and destination elements are the same, and this is - // that element, do not do anything - if ( selection && jQuery.inArray( elem, selection ) !== -1 ) { - continue; + for ( ; ( node = nodes[ i ] ) != null; i++ ) { + if ( !keepData && node.nodeType === 1 ) { + jQuery.cleanData( getAll( node ) ); + } + + if ( node.parentNode ) { + if ( keepData && jQuery.contains( node.ownerDocument, node ) ) { + setGlobalEval( getAll( node, "script" ) ); } + node.parentNode.removeChild( node ); + } + } + + return elem; +} + +jQuery.extend( { + htmlPrefilter: function( html ) { + return html.replace( rxhtmlTag, "<$1>" ); + }, + + clone: function( elem, dataAndEvents, deepDataAndEvents ) { + var i, l, srcElements, destElements, + clone = elem.cloneNode( true ), + inPage = jQuery.contains( elem.ownerDocument, elem ); - contains = jQuery.contains( elem.ownerDocument, elem ); + // Fix IE cloning issues + if ( !support.noCloneChecked && ( elem.nodeType === 1 || elem.nodeType === 11 ) && + !jQuery.isXMLDoc( elem ) ) { - // Append to fragment - tmp = getAll( fragment.appendChild( elem ), "script" ); + // We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2 + destElements = getAll( clone ); + srcElements = getAll( elem ); - // Preserve script evaluation history - if ( contains ) { - setGlobalEval( tmp ); + for ( i = 0, l = srcElements.length; i < l; i++ ) { + fixInput( srcElements[ i ], destElements[ i ] ); } + } - // Capture executables - if ( scripts ) { - j = 0; - while ( (elem = tmp[ j++ ]) ) { - if ( rscriptType.test( elem.type || "" ) ) { - scripts.push( elem ); - } + // Copy the events from the original to the clone + if ( dataAndEvents ) { + if ( deepDataAndEvents ) { + srcElements = srcElements || getAll( elem ); + destElements = destElements || getAll( clone ); + + for ( i = 0, l = srcElements.length; i < l; i++ ) { + cloneCopyEvent( srcElements[ i ], destElements[ i ] ); } + } else { + cloneCopyEvent( elem, clone ); } } - return fragment; + // Preserve script evaluation history + destElements = getAll( clone, "script" ); + if ( destElements.length > 0 ) { + setGlobalEval( destElements, !inPage && getAll( elem, "script" ) ); + } + + // Return the cloned set + return clone; }, cleanData: function( elems ) { - var data, elem, type, key, + var data, elem, type, special = jQuery.event.special, i = 0; - for ( ; (elem = elems[ i ]) !== undefined; i++ ) { - if ( jQuery.acceptData( elem ) ) { - key = elem[ data_priv.expando ]; - - if ( key && (data = data_priv.cache[ key ]) ) { + for ( ; ( elem = elems[ i ] ) !== undefined; i++ ) { + if ( acceptData( elem ) ) { + if ( ( data = elem[ dataPriv.expando ] ) ) { if ( data.events ) { for ( type in data.events ) { if ( special[ type ] ) { @@ -5165,91 +5380,86 @@ jQuery.extend({ } } } - if ( data_priv.cache[ key ] ) { - // Discard any remaining `private` data - delete data_priv.cache[ key ]; - } + + // Support: Chrome <= 35-45+ + // Assign undefined instead of using delete, see Data#remove + elem[ dataPriv.expando ] = undefined; + } + if ( elem[ dataUser.expando ] ) { + + // Support: Chrome <= 35-45+ + // Assign undefined instead of using delete, see Data#remove + elem[ dataUser.expando ] = undefined; } } - // Discard any remaining `user` data - delete data_user.cache[ elem[ data_user.expando ] ]; } } -}); +} ); + +jQuery.fn.extend( { + + // Keep domManip exposed until 3.0 (gh-2225) + domManip: domManip, + + detach: function( selector ) { + return remove( this, selector, true ); + }, + + remove: function( selector ) { + return remove( this, selector ); + }, -jQuery.fn.extend({ text: function( value ) { return access( this, function( value ) { return value === undefined ? jQuery.text( this ) : - this.empty().each(function() { + this.empty().each( function() { if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { this.textContent = value; } - }); + } ); }, null, value, arguments.length ); }, append: function() { - return this.domManip( arguments, function( elem ) { + return domManip( this, arguments, function( elem ) { if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { var target = manipulationTarget( this, elem ); target.appendChild( elem ); } - }); + } ); }, prepend: function() { - return this.domManip( arguments, function( elem ) { + return domManip( this, arguments, function( elem ) { if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { var target = manipulationTarget( this, elem ); target.insertBefore( elem, target.firstChild ); } - }); + } ); }, before: function() { - return this.domManip( arguments, function( elem ) { + return domManip( this, arguments, function( elem ) { if ( this.parentNode ) { this.parentNode.insertBefore( elem, this ); } - }); + } ); }, after: function() { - return this.domManip( arguments, function( elem ) { + return domManip( this, arguments, function( elem ) { if ( this.parentNode ) { this.parentNode.insertBefore( elem, this.nextSibling ); } - }); - }, - - remove: function( selector, keepData /* Internal Use Only */ ) { - var elem, - elems = selector ? jQuery.filter( selector, this ) : this, - i = 0; - - for ( ; (elem = elems[i]) != null; i++ ) { - if ( !keepData && elem.nodeType === 1 ) { - jQuery.cleanData( getAll( elem ) ); - } - - if ( elem.parentNode ) { - if ( keepData && jQuery.contains( elem.ownerDocument, elem ) ) { - setGlobalEval( getAll( elem, "script" ) ); - } - elem.parentNode.removeChild( elem ); - } - } - - return this; + } ); }, empty: function() { var elem, i = 0; - for ( ; (elem = this[i]) != null; i++ ) { + for ( ; ( elem = this[ i ] ) != null; i++ ) { if ( elem.nodeType === 1 ) { // Prevent memory leaks @@ -5267,9 +5477,9 @@ jQuery.fn.extend({ dataAndEvents = dataAndEvents == null ? false : dataAndEvents; deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents; - return this.map(function() { + return this.map( function() { return jQuery.clone( this, dataAndEvents, deepDataAndEvents ); - }); + } ); }, html: function( value ) { @@ -5286,7 +5496,7 @@ jQuery.fn.extend({ if ( typeof value === "string" && !rnoInnerhtml.test( value ) && !wrapMap[ ( rtagName.exec( value ) || [ "", "" ] )[ 1 ].toLowerCase() ] ) { - value = value.replace( rxhtmlTag, "<$1>" ); + value = jQuery.htmlPrefilter( value ); try { for ( ; i < l; i++ ) { @@ -5302,7 +5512,7 @@ jQuery.fn.extend({ elem = 0; // If using innerHTML throws an exception, use the fallback method - } catch( e ) {} + } catch ( e ) {} } if ( elem ) { @@ -5312,115 +5522,25 @@ jQuery.fn.extend({ }, replaceWith: function() { - var arg = arguments[ 0 ]; - - // Make the changes, replacing each context element with the new content - this.domManip( arguments, function( elem ) { - arg = this.parentNode; - - jQuery.cleanData( getAll( this ) ); - - if ( arg ) { - arg.replaceChild( elem, this ); - } - }); - - // Force removal if there was no new content (e.g., from empty arguments) - return arg && (arg.length || arg.nodeType) ? this : this.remove(); - }, - - detach: function( selector ) { - return this.remove( selector, true ); - }, - - domManip: function( args, callback ) { - - // Flatten any nested arrays - args = concat.apply( [], args ); - - var fragment, first, scripts, hasScripts, node, doc, - i = 0, - l = this.length, - set = this, - iNoClone = l - 1, - value = args[ 0 ], - isFunction = jQuery.isFunction( value ); - - // We can't cloneNode fragments that contain checked, in WebKit - if ( isFunction || - ( l > 1 && typeof value === "string" && - !support.checkClone && rchecked.test( value ) ) ) { - return this.each(function( index ) { - var self = set.eq( index ); - if ( isFunction ) { - args[ 0 ] = value.call( this, index, self.html() ); - } - self.domManip( args, callback ); - }); - } - - if ( l ) { - fragment = jQuery.buildFragment( args, this[ 0 ].ownerDocument, false, this ); - first = fragment.firstChild; - - if ( fragment.childNodes.length === 1 ) { - fragment = first; - } - - if ( first ) { - scripts = jQuery.map( getAll( fragment, "script" ), disableScript ); - hasScripts = scripts.length; - - // Use the original fragment for the last item instead of the first because it can end up - // being emptied incorrectly in certain situations (#8070). - for ( ; i < l; i++ ) { - node = fragment; - - if ( i !== iNoClone ) { - node = jQuery.clone( node, true, true ); - - // Keep references to cloned scripts for later restoration - if ( hasScripts ) { - // Support: QtWebKit - // jQuery.merge because push.apply(_, arraylike) throws - jQuery.merge( scripts, getAll( node, "script" ) ); - } - } - - callback.call( this[ i ], node, i ); - } + var ignored = []; - if ( hasScripts ) { - doc = scripts[ scripts.length - 1 ].ownerDocument; + // Make the changes, replacing each non-ignored context element with the new content + return domManip( this, arguments, function( elem ) { + var parent = this.parentNode; - // Reenable scripts - jQuery.map( scripts, restoreScript ); - - // Evaluate executable scripts on first document insertion - for ( i = 0; i < hasScripts; i++ ) { - node = scripts[ i ]; - if ( rscriptType.test( node.type || "" ) && - !data_priv.access( node, "globalEval" ) && jQuery.contains( doc, node ) ) { - - if ( node.src ) { - // Optional AJAX dependency, but won't run scripts if not present - if ( jQuery._evalUrl ) { - jQuery._evalUrl( node.src ); - } - } else { - jQuery.globalEval( node.textContent.replace( rcleanScript, "" ) ); - } - } - } + if ( jQuery.inArray( this, ignored ) < 0 ) { + jQuery.cleanData( getAll( this ) ); + if ( parent ) { + parent.replaceChild( elem, this ); } } - } - return this; + // Force callback invocation + }, ignored ); } -}); +} ); -jQuery.each({ +jQuery.each( { appendTo: "append", prependTo: "prepend", insertBefore: "before", @@ -5445,28 +5565,29 @@ jQuery.each({ return this.pushStack( ret ); }; -}); +} ); var iframe, - elemdisplay = {}; + elemdisplay = { + + // Support: Firefox + // We have to pre-define these values for FF (#10227) + HTML: "block", + BODY: "block" + }; /** * Retrieve the actual display of a element * @param {String} name nodeName of the element * @param {Object} doc Document object */ + // Called only from within defaultDisplay function actualDisplay( name, doc ) { - var style, - elem = jQuery( doc.createElement( name ) ).appendTo( doc.body ), - - // getDefaultComputedStyle might be reliably used only on attached element - display = window.getDefaultComputedStyle && ( style = window.getDefaultComputedStyle( elem[ 0 ] ) ) ? + var elem = jQuery( doc.createElement( name ) ).appendTo( doc.body ), - // Use of this method is a temporary fix (more like optmization) until something better comes along, - // since it was removed from specification and supported only in FF - style.display : jQuery.css( elem[ 0 ], "display" ); + display = jQuery.css( elem[ 0 ], "display" ); // We don't have any data stored on the element, // so use "detach" method as fast way to get rid of the element @@ -5490,7 +5611,8 @@ function defaultDisplay( nodeName ) { if ( display === "none" || !display ) { // Use the already-created iframe if possible - iframe = (iframe || jQuery( "