Current File : /home/keydecors/www/admin/bower_components/holderjs/src/ondomready.js
/*!
* onDomReady.js 1.4.0 (c) 2013 Tubal Martin - MIT license
*
* Specially modified to work with Holder.js
*/
;(function(name, global, callback){
global[name] = callback;
})("onDomReady", this,
(function(win) {
'use strict';
//Lazy loading fix for Firefox < 3.6
//http://webreflection.blogspot.com/2009/11/195-chars-to-help-lazy-loading.html
if (document.readyState == null && document.addEventListener) {
document.addEventListener("DOMContentLoaded", function DOMContentLoaded() {
document.removeEventListener("DOMContentLoaded", DOMContentLoaded, false);
document.readyState = "complete";
}, false);
document.readyState = "loading";
}
var doc = win.document,
docElem = doc.documentElement,
LOAD = "load",
FALSE = false,
ONLOAD = "on"+LOAD,
COMPLETE = "complete",
READYSTATE = "readyState",
ATTACHEVENT = "attachEvent",
DETACHEVENT = "detachEvent",
ADDEVENTLISTENER = "addEventListener",
DOMCONTENTLOADED = "DOMContentLoaded",
ONREADYSTATECHANGE = "onreadystatechange",
REMOVEEVENTLISTENER = "removeEventListener",
// W3C Event model
w3c = ADDEVENTLISTENER in doc,
top = FALSE,
// isReady: Is the DOM ready to be used? Set to true once it occurs.
isReady = FALSE,
// Callbacks pending execution until DOM is ready
callbacks = [];
// Handle when the DOM is ready
function ready( fn ) {
if ( !isReady ) {
// Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443).
if ( !doc.body ) {
return defer( ready );
}
// Remember that the DOM is ready
isReady = true;
// Execute all callbacks
while ( fn = callbacks.shift() ) {
defer( fn );
}
}
}
// The ready event handler
function completed( event ) {
// readyState === "complete" is good enough for us to call the dom ready in oldIE
if ( w3c || event.type === LOAD || doc[READYSTATE] === COMPLETE ) {
detach();
ready();
}
}
// Clean-up method for dom ready events
function detach() {
if ( w3c ) {
doc[REMOVEEVENTLISTENER]( DOMCONTENTLOADED, completed, FALSE );
win[REMOVEEVENTLISTENER]( LOAD, completed, FALSE );
} else {
doc[DETACHEVENT]( ONREADYSTATECHANGE, completed );
win[DETACHEVENT]( ONLOAD, completed );
}
}
// Defers a function, scheduling it to run after the current call stack has cleared.
function defer( fn, wait ) {
// Allow 0 to be passed
setTimeout( fn, +wait >= 0 ? wait : 1 );
}
// Attach the listeners:
// Catch cases where onDomReady 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 ) {
// Handle it asynchronously to allow scripts the opportunity to delay ready
defer( ready );
// Standards-based browsers support DOMContentLoaded
} else if ( w3c ) {
// Use the handy event callback
doc[ADDEVENTLISTENER]( DOMCONTENTLOADED, completed, FALSE );
// A fallback to window.onload, that will always work
win[ADDEVENTLISTENER]( LOAD, completed, FALSE );
// If IE event model is used
} else {
// Ensure firing before onload, maybe late but safe also for iframes
doc[ATTACHEVENT]( ONREADYSTATECHANGE, completed );
// A fallback to window.onload, that will always work
win[ATTACHEVENT]( ONLOAD, completed );
// If IE and not a frame
// continually check to see if the document is ready
try {
top = win.frameElement == null && docElem;
} catch(e) {}
if ( top && top.doScroll ) {
(function doScrollCheck() {
if ( !isReady ) {
try {
// Use the trick by Diego Perini
// http://javascript.nwbox.com/IEContentLoaded/
top.doScroll("left");
} catch(e) {
return defer( doScrollCheck, 50 );
}
// detach all dom ready events
detach();
// and execute any waiting functions
ready();
}
})();
}
}
function onDomReady( fn ) {
// If DOM is ready, execute the function (async), otherwise wait
isReady ? defer( fn ) : callbacks.push( fn );
}
// Add version
onDomReady.version = "1.4.0";
// Add method to check if DOM is ready
onDomReady.isReady = function(){
return isReady;
};
return onDomReady;
})(this));
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