carregamento de assets async - ivan
try{
eval('window.Async = function(f){return async function(arguments){f(arguments)}}');
}catch(e){
eval('window.Async = function(f){return function(arguments){f(arguments)}}');
}
/*
Async(function(a,b,c){
sdsd
})(a,b,c)
*/
(function(w,d,c){
"use strict";
var cssPreload = d.querySelectorAll('link[type="text/css"][rel="preload"]'),
cssLoadCount = cssPreload.length;
w['cssLoaded'] = (cssLoadCount===0);
w['pageReady'] = !1;
[].forEach.call(cssPreload, function(l){
l.onload = function(){cssLoad(this)};
});
var evCssLoad, evPageReady;
if (d.createEvent) {
evCssLoad = d.createEvent("HTMLEvents");
evPageReady = d.createEvent("HTMLEvents");
evCssLoad .initEvent("cssload", true, true);
evPageReady .initEvent("pageready", true, true);
} else {
evCssLoad = d.createEventObject();
evPageReady = d.createEventObject();
evCssLoad.eventType = "cssload";
evPageReady.eventType = "pageready";
}
evCssLoad.eventName = "cssload";
evPageReady.eventName = "pageready";
function cssLoad(l){
if(l.rel!='stylesheet'){
l.rel='stylesheet';
cssLoadCount--;
//console.log(cssLoadCount, evCssLoad);
if(cssLoadCount<=0) cssLoadedTrigger();
}
}
function cssLoadedTrigger(){
if(w['cssLoaded']) return;
if (w.dispatchEvent) {
w.dispatchEvent(evCssLoad);
} else {
w.fireEvent("on" + evCssLoad.eventType, evCssLoad);
}
w['cssLoaded'] = !0;
pageReadyTrigger();
//c.log(w.cssLoaded, w.pageReady, d.readyState, evCssLoad);
}
function pageReadyTrigger(){
if(w['pageReady'] || !w['cssLoaded'] || d.readyState!='complete') return;
if (w.dispatchEvent) {
w.dispatchEvent(evPageReady);
} else {
w.fireEvent("on" + evPageReady.eventType, evPageReady);
}
w['pageReady'] = !0;
//c.log(w.cssLoaded, w.pageReady, d.readyState, evPageReady);
}
if (w.addEventListener) {
d.addEventListener('readystatechange', pageReadyTrigger, true);
} else if (window.attachEvent) {
d.attachEvent('readystatechange', pageReadyTrigger);
}
})(window,document,console);