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Diffstat (limited to 'slides/bower_components/headjs/dist/1.0.0/head.js')
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diff --git a/slides/bower_components/headjs/dist/1.0.0/head.js b/slides/bower_components/headjs/dist/1.0.0/head.js deleted file mode 100644 index 961a4f6..0000000 --- a/slides/bower_components/headjs/dist/1.0.0/head.js +++ /dev/null @@ -1,1184 +0,0 @@ -///#source 1 1 /src/1.0.0/core.js -/*! head.core - v1.0.2 */ -/* - * HeadJS The only script in your <HEAD> - * Author Tero Piirainen (tipiirai) - * Maintainer Robert Hoffmann (itechnology) - * License MIT / http://bit.ly/mit-license - * WebSite http://headjs.com - */ -(function(win, undefined) { - "use strict"; - - // gt, gte, lt, lte, eq breakpoints would have been more simple to write as ['gt','gte','lt','lte','eq'] - // but then we would have had to loop over the collection on each resize() event, - // a simple object with a direct access to true/false is therefore much more efficient - var doc = win.document, - nav = win.navigator, - loc = win.location, - html = doc.documentElement, - klass = [], - conf = { - screens : [240, 320, 480, 640, 768, 800, 1024, 1280, 1440, 1680, 1920], - screensCss: { "gt": true, "gte": false, "lt": true, "lte": false, "eq": false }, - browsers : [ - { ie: { min: 6, max: 11 } } - //,{ chrome : { min: 8, max: 33 } } - //,{ ff : { min: 3, max: 26 } } - //,{ ios : { min: 3, max: 7 } } - //,{ android: { min: 2, max: 4 } } - //,{ webkit : { min: 9, max: 12 } } - //,{ opera : { min: 9, max: 12 } } - ], - browserCss: { "gt": true, "gte": false, "lt": true, "lte": false, "eq": true }, - html5 : true, - page : "-page", - section : "-section", - head : "head" - }; - - if (win.head_conf) { - for (var item in win.head_conf) { - if (win.head_conf[item] !== undefined) { - conf[item] = win.head_conf[item]; - } - } - } - - function pushClass(name) { - klass[klass.length] = name; - } - - function removeClass(name) { - // need to test for both space and no space - // https://github.com/headjs/headjs/issues/270 - // https://github.com/headjs/headjs/issues/226 - var re = new RegExp(" ?\\b" + name + "\\b"); - html.className = html.className.replace(re, ""); - } - - function each(arr, fn) { - for (var i = 0, l = arr.length; i < l; i++) { - fn.call(arr, arr[i], i); - } - } - - // API - var api = win[conf.head] = function() { - api.ready.apply(null, arguments); - }; - - api.feature = function(key, enabled, queue) { - - // internal: apply all classes - if (!key) { - html.className += " " + klass.join(" "); - klass = []; - - return api; - } - - if (Object.prototype.toString.call(enabled) === "[object Function]") { - enabled = enabled.call(); - } - - pushClass((enabled ? "" : "no-") + key); - api[key] = !!enabled; - - // apply class to HTML element - if (!queue) { - removeClass("no-" + key); - removeClass(key); - api.feature(); - } - - return api; - }; - - // no queue here, so we can remove any eventual pre-existing no-js class - api.feature("js", true); - - // browser type & version - var ua = nav.userAgent.toLowerCase(), - mobile = /mobile|android|kindle|silk|midp|phone|(windows .+arm|touch)/.test(ua); - - // useful for enabling/disabling feature (we can consider a desktop navigator to have more cpu/gpu power) - api.feature("mobile" , mobile , true); - api.feature("desktop", !mobile, true); - - // http://www.zytrax.com/tech/web/browser_ids.htm - // http://www.zytrax.com/tech/web/mobile_ids.html - ua = /(chrome|firefox)[ \/]([\w.]+)/.exec(ua) || // Chrome & Firefox - /(iphone|ipad|ipod)(?:.*version)?[ \/]([\w.]+)/.exec(ua) || // Mobile IOS - /(android)(?:.*version)?[ \/]([\w.]+)/.exec(ua) || // Mobile Webkit - /(webkit|opera)(?:.*version)?[ \/]([\w.]+)/.exec(ua) || // Safari & Opera - /(msie) ([\w.]+)/.exec(ua) || - /(trident).+rv:(\w.)+/.exec(ua) || []; - - var browser = ua[1], - version = parseFloat(ua[2]); - - switch (browser) { - case "msie": - case "trident": - browser = "ie"; - version = doc.documentMode || version; - break; - - case "firefox": - browser = "ff"; - break; - - case "ipod": - case "ipad": - case "iphone": - browser = "ios"; - break; - - case "webkit": - browser = "safari"; - break; - } - - // Browser vendor and version - api.browser = { - name: browser, - version: version - }; - api.browser[browser] = true; - - for (var i = 0, l = conf.browsers.length; i < l; i++) { - for (var key in conf.browsers[i]) { - if (browser === key) { - pushClass(key); - - var min = conf.browsers[i][key].min; - var max = conf.browsers[i][key].max; - - for (var v = min; v <= max; v++) { - if (version > v) { - if (conf.browserCss.gt) { - pushClass("gt-" + key + v); - } - - if (conf.browserCss.gte) { - pushClass("gte-" + key + v); - } - } else if (version < v) { - if (conf.browserCss.lt) { - pushClass("lt-" + key + v); - } - - if (conf.browserCss.lte) { - pushClass("lte-" + key + v); - } - } else if (version === v) { - if (conf.browserCss.lte) { - pushClass("lte-" + key + v); - } - - if (conf.browserCss.eq) { - pushClass("eq-" + key + v); - } - - if (conf.browserCss.gte) { - pushClass("gte-" + key + v); - } - } - } - } else { - pushClass("no-" + key); - } - } - } - - pushClass(browser); - pushClass(browser + parseInt(version, 10)); - - // IE lt9 specific - if (conf.html5 && browser === "ie" && version < 9) { - // HTML5 support : you still need to add html5 css initialization styles to your site - // See: assets/html5.css - each("abbr|article|aside|audio|canvas|details|figcaption|figure|footer|header|hgroup|main|mark|meter|nav|output|progress|section|summary|time|video".split("|"), function(el) { - doc.createElement(el); - }); - } - - // CSS "router" - each(loc.pathname.split("/"), function(el, i) { - if (this.length > 2 && this[i + 1] !== undefined) { - if (i) { - pushClass(this.slice(i, i + 1).join("-").toLowerCase() + conf.section); - } - } else { - // pageId - var id = el || "index", index = id.indexOf("."); - if (index > 0) { - id = id.substring(0, index); - } - - html.id = id.toLowerCase() + conf.page; - - // on root? - if (!i) { - pushClass("root" + conf.section); - } - } - }); - - // basic screen info - api.screen = { - height: win.screen.height, - width : win.screen.width - }; - - // viewport resolutions: w-100, lt-480, lt-1024 ... - function screenSize() { - // remove earlier sizes - html.className = html.className.replace(/ (w-|eq-|gt-|gte-|lt-|lte-|portrait|no-portrait|landscape|no-landscape)\d+/g, ""); - - // Viewport width - var iw = win.innerWidth || html.clientWidth, - ow = win.outerWidth || win.screen.width; - - api.screen.innerWidth = iw; - api.screen.outerWidth = ow; - - // for debugging purposes, not really useful for anything else - pushClass("w-" + iw); - - each(conf.screens, function(width) { - if (iw > width) { - if (conf.screensCss.gt) { - pushClass("gt-" + width); - } - - if (conf.screensCss.gte) { - pushClass("gte-" + width); - } - } else if (iw < width) { - if (conf.screensCss.lt) { - pushClass("lt-" + width); - } - - if (conf.screensCss.lte) { - pushClass("lte-" + width); - } - } else if (iw === width) { - if (conf.screensCss.lte) { - pushClass("lte-" + width); - } - - if (conf.screensCss.eq) { - pushClass("e-q" + width); - } - - if (conf.screensCss.gte) { - pushClass("gte-" + width); - } - } - }); - - // Viewport height - var ih = win.innerHeight || html.clientHeight, - oh = win.outerHeight || win.screen.height; - - api.screen.innerHeight = ih; - api.screen.outerHeight = oh; - - // no need for onChange event to detect this - api.feature("portrait" , (ih > iw)); - api.feature("landscape", (ih < iw)); - } - - screenSize(); - - // Throttle navigators from triggering too many resize events - var resizeId = 0; - - function onResize() { - win.clearTimeout(resizeId); - resizeId = win.setTimeout(screenSize, 50); - } - - // Manually attach, as to not overwrite existing handler - if (win.addEventListener) { - win.addEventListener("resize", onResize, false); - - } else { - // IE8 and less - win.attachEvent("onresize", onResize); - } -}(window)); -///#source 1 1 /src/1.0.0/css3.js -/*! head.css3 - v1.0.0 */ -/* - * HeadJS The only script in your <HEAD> - * Author Tero Piirainen (tipiirai) - * Maintainer Robert Hoffmann (itechnology) - * License MIT / http://bit.ly/mit-license - * WebSite http://headjs.com - */ -(function (win, undefined) { - "use strict"; - - var doc = win.document, - /* - To add a new test: - - head.feature("video", function() { - var tag = document.createElement('video'); - return !!tag.canPlayType; - }); - - Good place to grab more tests - - https://github.com/Modernizr/Modernizr/blob/master/modernizr.js - */ - - /* CSS modernizer */ - el = doc.createElement("i"), - style = el.style, - prefs = " -o- -moz- -ms- -webkit- -khtml- ".split(" "), - domPrefs = "Webkit Moz O ms Khtml".split(" "), - headVar = win.head_conf && win.head_conf.head || "head", - api = win[headVar]; - - // Thanks Paul Irish! - - function testProps(props) { - for (var i in props) { - if (style[props[i]] !== undefined) { - return true; - } - } - - return false; - } - - - function testAll(prop) { - var camel = prop.charAt(0).toUpperCase() + prop.substr(1), - props = (prop + " " + domPrefs.join(camel + " ") + camel).split(" "); - - return !!testProps(props); - } - - var tests = { - // should we seperate linear/radial ? - // seems like some browsers need a test for prefix http://caniuse.com/#feat=css-gradients - gradient: function () { - var s1 = "background-image:", - s2 = "gradient(linear,left top,right bottom,from(#9f9),to(#fff));", - s3 = "linear-gradient(left top,#eee,#fff);"; - - style.cssText = (s1 + prefs.join(s2 + s1) + prefs.join(s3 + s1)).slice(0, -s1.length); - return !!style.backgroundImage; - }, - - rgba: function () { - style.cssText = "background-color:rgba(0,0,0,0.5)"; - return !!style.backgroundColor; - }, - - opacity: function () { - return el.style.opacity === ""; - }, - - textshadow: function () { - return style.textShadow === ""; - }, - - multiplebgs: function () { - style.cssText = "background:url(https://),url(https://),red url(https://)"; - - // If the UA supports multiple backgrounds, there should be three occurrences - // of the string "url(" in the return value for elemStyle.background - var result = (style.background || "").match(/url/g); - - return Object.prototype.toString.call(result) === "[object Array]" && result.length === 3; - }, - - boxshadow: function () { - return testAll("boxShadow"); - }, - - borderimage: function () { - return testAll("borderImage"); - }, - - borderradius: function () { - return testAll("borderRadius"); - }, - - cssreflections: function () { - return testAll("boxReflect"); - }, - - csstransforms: function () { - return testAll("transform"); - }, - - csstransitions: function () { - return testAll("transition"); - }, - touch: function () { - return "ontouchstart" in win; - }, - retina: function () { - return (win.devicePixelRatio > 1); - }, - - /* - font-face support. Uses browser sniffing but is synchronous. - http://paulirish.com/2009/font-face-feature-detection/ - */ - fontface: function () { - var browser = api.browser.name, version = api.browser.version; - - switch (browser) { - case "ie": - return version >= 9; - - case "chrome": - return version >= 13; - - case "ff": - return version >= 6; - - case "ios": - return version >= 5; - - case "android": - return false; - - case "webkit": - return version >= 5.1; - - case "opera": - return version >= 10; - - default: - return false; - } - } - }; - - // queue features - for (var key in tests) { - if (tests[key]) { - api.feature(key, tests[key].call(), true); - } - } - - // enable features at once - api.feature(); - -}(window)); -///#source 1 1 /src/1.0.0/load.js -/*! head.load - v1.0.3 */ -/* - * HeadJS The only script in your <HEAD> - * Author Tero Piirainen (tipiirai) - * Maintainer Robert Hoffmann (itechnology) - * License MIT / http://bit.ly/mit-license - * WebSite http://headjs.com - */ -(function (win, undefined) { - "use strict"; - - //#region variables - var doc = win.document, - domWaiters = [], - handlers = {}, // user functions waiting for events - assets = {}, // loadable items in various states - isAsync = "async" in doc.createElement("script") || "MozAppearance" in doc.documentElement.style || win.opera, - isDomReady, - - /*** public API ***/ - headVar = win.head_conf && win.head_conf.head || "head", - api = win[headVar] = (win[headVar] || function () { api.ready.apply(null, arguments); }), - - // states - PRELOADING = 1, - PRELOADED = 2, - LOADING = 3, - LOADED = 4; - //#endregion - - //#region PRIVATE functions - - //#region Helper functions - function noop() { - // does nothing - } - - function each(arr, callback) { - if (!arr) { - return; - } - - // arguments special type - if (typeof arr === "object") { - arr = [].slice.call(arr); - } - - // do the job - for (var i = 0, l = arr.length; i < l; i++) { - callback.call(arr, arr[i], i); - } - } - - /* A must read: http://bonsaiden.github.com/JavaScript-Garden - ************************************************************/ - function is(type, obj) { - var clas = Object.prototype.toString.call(obj).slice(8, -1); - return obj !== undefined && obj !== null && clas === type; - } - - function isFunction(item) { - return is("Function", item); - } - - function isArray(item) { - return is("Array", item); - } - - function toLabel(url) { - ///<summary>Converts a url to a file label</summary> - var items = url.split("/"), - name = items[items.length - 1], - i = name.indexOf("?"); - - return i !== -1 ? name.substring(0, i) : name; - } - - // INFO: this look like a "im triggering callbacks all over the place, but only wanna run it one time function" ..should try to make everything work without it if possible - // INFO: Even better. Look into promises/defered's like jQuery is doing - function one(callback) { - ///<summary>Execute a callback only once</summary> - callback = callback || noop; - - if (callback._done) { - return; - } - - callback(); - callback._done = 1; - } - //#endregion - - function conditional(test, success, failure, callback) { - ///<summary> - /// INFO: use cases: - /// head.test(condition, null , "file.NOk" , callback); - /// head.test(condition, "fileOk.js", null , callback); - /// head.test(condition, "fileOk.js", "file.NOk" , callback); - /// head.test(condition, "fileOk.js", ["file.NOk", "file.NOk"], callback); - /// head.test({ - /// test : condition, - /// success : [{ label1: "file1Ok.js" }, { label2: "file2Ok.js" }], - /// failure : [{ label1: "file1NOk.js" }, { label2: "file2NOk.js" }], - /// callback: callback - /// ); - /// head.test({ - /// test : condition, - /// success : ["file1Ok.js" , "file2Ok.js"], - /// failure : ["file1NOk.js", "file2NOk.js"], - /// callback: callback - /// ); - ///</summary> - var obj = (typeof test === "object") ? test : { - test: test, - success: !!success ? isArray(success) ? success : [success] : false, - failure: !!failure ? isArray(failure) ? failure : [failure] : false, - callback: callback || noop - }; - - // Test Passed ? - var passed = !!obj.test; - - // Do we have a success case - if (passed && !!obj.success) { - obj.success.push(obj.callback); - api.load.apply(null, obj.success); - } - // Do we have a fail case - else if (!passed && !!obj.failure) { - obj.failure.push(obj.callback); - api.load.apply(null, obj.failure); - } - else { - callback(); - } - - return api; - } - - function getAsset(item) { - ///<summary> - /// Assets are in the form of - /// { - /// name : label, - /// url : url, - /// state: state - /// } - ///</summary> - var asset = {}; - - if (typeof item === "object") { - for (var label in item) { - if (!!item[label]) { - asset = { - name: label, - url : item[label] - }; - } - } - } - else { - asset = { - name: toLabel(item), - url : item - }; - } - - // is the item already existant - var existing = assets[asset.name]; - if (existing && existing.url === asset.url) { - return existing; - } - - assets[asset.name] = asset; - return asset; - } - - function allLoaded(items) { - items = items || assets; - - for (var name in items) { - if (items.hasOwnProperty(name) && items[name].state !== LOADED) { - return false; - } - } - - return true; - } - - function onPreload(asset) { - asset.state = PRELOADED; - - each(asset.onpreload, function (afterPreload) { - afterPreload.call(); - }); - } - - function preLoad(asset, callback) { - if (asset.state === undefined) { - - asset.state = PRELOADING; - asset.onpreload = []; - - loadAsset({ url: asset.url, type: "cache" }, function () { - onPreload(asset); - }); - } - } - - function apiLoadHack() { - /// <summary>preload with text/cache hack - /// - /// head.load("http://domain.com/file.js","http://domain.com/file.js", callBack) - /// head.load(["http://domain.com/file.js","http://domain.com/file.js"], callBack) - /// head.load({ label1: "http://domain.com/file.js" }, { label2: "http://domain.com/file.js" }, callBack) - /// head.load([{ label1: "http://domain.com/file.js" }, { label2: "http://domain.com/file.js" }], callBack) - /// </summary> - var args = arguments, - callback = args[args.length - 1], - rest = [].slice.call(args, 1), - next = rest[0]; - - if (!isFunction(callback)) { - callback = null; - } - - // if array, repush as args - if (isArray(args[0])) { - args[0].push(callback); - api.load.apply(null, args[0]); - - return api; - } - - // multiple arguments - if (!!next) { - /* Preload with text/cache hack (not good!) - * http://blog.getify.com/on-script-loaders/ - * http://www.nczonline.net/blog/2010/12/21/thoughts-on-script-loaders/ - * If caching is not configured correctly on the server, then items could load twice ! - *************************************************************************************/ - each(rest, function (item) { - // item is not a callback or empty string - if (!isFunction(item) && !!item) { - preLoad(getAsset(item)); - } - }); - - // execute - load(getAsset(args[0]), isFunction(next) ? next : function () { - api.load.apply(null, rest); - }); - } - else { - // single item - load(getAsset(args[0])); - } - - return api; - } - - function apiLoadAsync() { - ///<summary> - /// simply load and let browser take care of ordering - /// - /// head.load("http://domain.com/file.js","http://domain.com/file.js", callBack) - /// head.load(["http://domain.com/file.js","http://domain.com/file.js"], callBack) - /// head.load({ label1: "http://domain.com/file.js" }, { label2: "http://domain.com/file.js" }, callBack) - /// head.load([{ label1: "http://domain.com/file.js" }, { label2: "http://domain.com/file.js" }], callBack) - ///</summary> - var args = arguments, - callback = args[args.length - 1], - items = {}; - - if (!isFunction(callback)) { - callback = null; - } - - // if array, repush as args - if (isArray(args[0])) { - args[0].push(callback); - api.load.apply(null, args[0]); - - return api; - } - - // JRH 262#issuecomment-26288601 - // First populate the items array. - // When allLoaded is called, all items will be populated. - // Issue when lazy loaded, the callback can execute early. - each(args, function (item, i) { - if (item !== callback) { - item = getAsset(item); - items[item.name] = item; - } - }); - - each(args, function (item, i) { - if (item !== callback) { - item = getAsset(item); - - load(item, function () { - if (allLoaded(items)) { - one(callback); - } - }); - } - }); - - return api; - } - - function load(asset, callback) { - ///<summary>Used with normal loading logic</summary> - callback = callback || noop; - - if (asset.state === LOADED) { - callback(); - return; - } - - // INFO: why would we trigger a ready event when its not really loaded yet ? - if (asset.state === LOADING) { - api.ready(asset.name, callback); - return; - } - - if (asset.state === PRELOADING) { - asset.onpreload.push(function () { - load(asset, callback); - }); - return; - } - - asset.state = LOADING; - - loadAsset(asset, function () { - asset.state = LOADED; - - callback(); - - // handlers for this asset - each(handlers[asset.name], function (fn) { - one(fn); - }); - - // dom is ready & no assets are queued for loading - // INFO: shouldn't we be doing the same test above ? - if (isDomReady && allLoaded()) { - each(handlers.ALL, function (fn) { - one(fn); - }); - } - }); - } - - function getExtension(url) { - url = url || ""; - - var items = url.split("?")[0].split("."); - return items[items.length-1].toLowerCase(); - } - - /* Parts inspired from: https://github.com/cujojs/curl - ******************************************************/ - function loadAsset(asset, callback) { - callback = callback || noop; - - function error(event) { - event = event || win.event; - - // release event listeners - ele.onload = ele.onreadystatechange = ele.onerror = null; - - // do callback - callback(); - - // need some more detailed error handling here - } - - function process(event) { - event = event || win.event; - - // IE 7/8 (2 events on 1st load) - // 1) event.type = readystatechange, s.readyState = loading - // 2) event.type = readystatechange, s.readyState = loaded - - // IE 7/8 (1 event on reload) - // 1) event.type = readystatechange, s.readyState = complete - - // event.type === 'readystatechange' && /loaded|complete/.test(s.readyState) - - // IE 9 (3 events on 1st load) - // 1) event.type = readystatechange, s.readyState = loading - // 2) event.type = readystatechange, s.readyState = loaded - // 3) event.type = load , s.readyState = loaded - - // IE 9 (2 events on reload) - // 1) event.type = readystatechange, s.readyState = complete - // 2) event.type = load , s.readyState = complete - - // event.type === 'load' && /loaded|complete/.test(s.readyState) - // event.type === 'readystatechange' && /loaded|complete/.test(s.readyState) - - // IE 10 (3 events on 1st load) - // 1) event.type = readystatechange, s.readyState = loading - // 2) event.type = load , s.readyState = complete - // 3) event.type = readystatechange, s.readyState = loaded - - // IE 10 (3 events on reload) - // 1) event.type = readystatechange, s.readyState = loaded - // 2) event.type = load , s.readyState = complete - // 3) event.type = readystatechange, s.readyState = complete - - // event.type === 'load' && /loaded|complete/.test(s.readyState) - // event.type === 'readystatechange' && /complete/.test(s.readyState) - - // Other Browsers (1 event on 1st load) - // 1) event.type = load, s.readyState = undefined - - // Other Browsers (1 event on reload) - // 1) event.type = load, s.readyState = undefined - - // event.type == 'load' && s.readyState = undefined - - // !doc.documentMode is for IE6/7, IE8+ have documentMode - if (event.type === "load" || (/loaded|complete/.test(ele.readyState) && (!doc.documentMode || doc.documentMode < 9))) { - // remove timeouts - win.clearTimeout(asset.errorTimeout); - win.clearTimeout(asset.cssTimeout); - - // release event listeners - ele.onload = ele.onreadystatechange = ele.onerror = null; - - // do callback - callback(); - } - } - - function isCssLoaded() { - // should we test again ? 20 retries = 5secs ..after that, the callback will be triggered by the error handler at 7secs - if (asset.state !== LOADED && asset.cssRetries <= 20) { - - // loop through stylesheets - for (var i = 0, l = doc.styleSheets.length; i < l; i++) { - // do we have a match ? - // we need to tests agains ele.href and not asset.url, because a local file will be assigned the full http path on a link element - if (doc.styleSheets[i].href === ele.href) { - process({ "type": "load" }); - return; - } - } - - // increment & try again - asset.cssRetries++; - asset.cssTimeout = win.setTimeout(isCssLoaded, 250); - } - } - - var ele; - var ext = getExtension(asset.url); - - if (ext === "css") { - ele = doc.createElement("link"); - ele.type = "text/" + (asset.type || "css"); - ele.rel = "stylesheet"; - ele.href = asset.url; - - /* onload supported for CSS on unsupported browsers - * Safari windows 5.1.7, FF < 10 - */ - - // Set counter to zero - asset.cssRetries = 0; - asset.cssTimeout = win.setTimeout(isCssLoaded, 500); - } - else { - ele = doc.createElement("script"); - ele.type = "text/" + (asset.type || "javascript"); - ele.src = asset.url; - } - - ele.onload = ele.onreadystatechange = process; - ele.onerror = error; - - /* Good read, but doesn't give much hope ! - * http://blog.getify.com/on-script-loaders/ - * http://www.nczonline.net/blog/2010/12/21/thoughts-on-script-loaders/ - * https://hacks.mozilla.org/2009/06/defer/ - */ - - // ASYNC: load in parallel and execute as soon as possible - ele.async = false; - // DEFER: load in parallel but maintain execution order - ele.defer = false; - - // timout for asset loading - asset.errorTimeout = win.setTimeout(function () { - error({ type: "timeout" }); - }, 7e3); - - // use insertBefore to keep IE from throwing Operation Aborted (thx Bryan Forbes!) - var head = doc.head || doc.getElementsByTagName("head")[0]; - - // but insert at end of head, because otherwise if it is a stylesheet, it will not override values - head.insertBefore(ele, head.lastChild); - } - - /* Parts inspired from: https://github.com/jrburke/requirejs - ************************************************************/ - function init() { - var items = doc.getElementsByTagName("script"); - - // look for a script with a data-head-init attribute - for (var i = 0, l = items.length; i < l; i++) { - var dataMain = items[i].getAttribute("data-headjs-load"); - if (!!dataMain) { - api.load(dataMain); - return; - } - } - } - - function ready(key, callback) { - ///<summary> - /// INFO: use cases: - /// head.ready(callBack); - /// head.ready(document , callBack); - /// head.ready("file.js", callBack); - /// head.ready("label" , callBack); - /// head.ready(["label1", "label2"], callback); - ///</summary> - - // DOM ready check: head.ready(document, function() { }); - if (key === doc) { - if (isDomReady) { - one(callback); - } - else { - domWaiters.push(callback); - } - - return api; - } - - // shift arguments - if (isFunction(key)) { - callback = key; - key = "ALL"; // holds all callbacks that where added without labels: ready(callBack) - } - - // queue all items from key and return. The callback will be executed if all items from key are already loaded. - if (isArray(key)) { - var items = {}; - - each(key, function (item) { - items[item] = assets[item]; - - api.ready(item, function() { - if (allLoaded(items)) { - one(callback); - } - }); - }); - - return api; - } - - // make sure arguments are sane - if (typeof key !== "string" || !isFunction(callback)) { - return api; - } - - // this can also be called when we trigger events based on filenames & labels - var asset = assets[key]; - - // item already loaded --> execute and return - if (asset && asset.state === LOADED || key === "ALL" && allLoaded() && isDomReady) { - one(callback); - return api; - } - - var arr = handlers[key]; - if (!arr) { - arr = handlers[key] = [callback]; - } - else { - arr.push(callback); - } - - return api; - } - - /* Mix of stuff from jQuery & IEContentLoaded - * http://dev.w3.org/html5/spec/the-end.html#the-end - ***************************************************/ - function domReady() { - // Make sure body exists, at least, in case IE gets a little overzealous (jQuery ticket #5443). - if (!doc.body) { - // let's not get nasty by setting a timeout too small.. (loop mania guaranteed if assets are queued) - win.clearTimeout(api.readyTimeout); - api.readyTimeout = win.setTimeout(domReady, 50); - return; - } - - if (!isDomReady) { - isDomReady = true; - - init(); - each(domWaiters, function (fn) { - one(fn); - }); - } - } - - function domContentLoaded() { - // W3C - if (doc.addEventListener) { - doc.removeEventListener("DOMContentLoaded", domContentLoaded, false); - domReady(); - } - - // IE - else if (doc.readyState === "complete") { - // we're here because readyState === "complete" in oldIE - // which is good enough for us to call the dom ready! - doc.detachEvent("onreadystatechange", domContentLoaded); - domReady(); - } - } - - // Catch cases where 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 (doc.readyState === "complete") { - domReady(); - } - - // W3C - else if (doc.addEventListener) { - doc.addEventListener("DOMContentLoaded", domContentLoaded, false); - - // A fallback to window.onload, that will always work - win.addEventListener("load", domReady, false); - } - - // IE - else { - // Ensure firing before onload, maybe late but safe also for iframes - doc.attachEvent("onreadystatechange", domContentLoaded); - - // A fallback to window.onload, that will always work - win.attachEvent("onload", domReady); - - // If IE and not a frame - // continually check to see if the document is ready - var top = false; - - try { - top = !win.frameElement && doc.documentElement; - } catch (e) { } - - if (top && top.doScroll) { - (function doScrollCheck() { - if (!isDomReady) { - try { - // Use the trick by Diego Perini - // http://javascript.nwbox.com/IEContentLoaded/ - top.doScroll("left"); - } catch (error) { - // let's not get nasty by setting a timeout too small.. (loop mania guaranteed if assets are queued) - win.clearTimeout(api.readyTimeout); - api.readyTimeout = win.setTimeout(doScrollCheck, 50); - return; - } - - // and execute any waiting functions - domReady(); - } - }()); - } - } - //#endregion - - //#region Public Exports - // INFO: determine which method to use for loading - api.load = api.js = isAsync ? apiLoadAsync : apiLoadHack; - api.test = conditional; - api.ready = ready; - //#endregion - - //#region INIT - // perform this when DOM is ready - api.ready(doc, function () { - if (allLoaded()) { - each(handlers.ALL, function (callback) { - one(callback); - }); - } - - if (api.feature) { - api.feature("domloaded", true); - } - }); - //#endregion -}(window)); |