55 lines
1.4 KiB
JavaScript
55 lines
1.4 KiB
JavaScript
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/*!
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* domready (c) Dustin Diaz 2012 - License MIT
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*/
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!function (name, context, definition) {
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if (typeof module != 'undefined') module.exports = definition()
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else if (typeof define == 'function' && typeof define.amd == 'object') define(definition)
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else context[name] = definition()
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}('domready', this, function (ready) {
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var fns = [], fn, f = false
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, doc = document
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, testEl = doc.documentElement
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, hack = testEl.doScroll
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, domContentLoaded = 'DOMContentLoaded'
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, addEventListener = 'addEventListener'
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, onreadystatechange = 'onreadystatechange'
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, readyState = 'readyState'
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, loaded = /^loade|c/.test(doc[readyState])
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function flush(f) {
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loaded = 1
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while (f = fns.shift()) f()
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}
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doc[addEventListener] && doc[addEventListener](domContentLoaded, fn = function () {
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doc.removeEventListener(domContentLoaded, fn, f)
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flush()
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}, f)
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hack && doc.attachEvent(onreadystatechange, fn = function () {
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if (/^c/.test(doc[readyState])) {
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doc.detachEvent(onreadystatechange, fn)
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flush()
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}
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})
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return (ready = hack ?
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function (fn) {
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self != top ?
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loaded ? fn() : fns.push(fn) :
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function () {
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try {
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testEl.doScroll('left')
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} catch (e) {
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return setTimeout(function() { ready(fn) }, 50)
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}
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fn()
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}()
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} :
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function (fn) {
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loaded ? fn() : fns.push(fn)
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})
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})
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