Files
jquery/src/event/support.js
Michał Gołębiowski 04ec688e80 Core: Support non-browser environments
Fixes gh-2133
Fixes gh-2501
Closes gh-2504
Refs gh-1950
Refs gh-1949
Refs gh-2397
Refs gh-1537
Refs gh-2504
Refs 842958e7ae
2015-08-16 22:29:42 +02:00

28 lines
652 B
JavaScript

define([
"../var/document",
"../var/support"
], function( document, support ) {
(function() {
var i, eventName,
div = document.createElement( "div" );
// Support: IE<9 (lack submit/change bubble), Firefox (lack focus(in | out) events)
for ( i in { submit: true, change: true, focusin: true }) {
eventName = "on" + i;
if ( !(support[ i ] = eventName in window) ) {
// Beware of CSP restrictions (https://developer.mozilla.org/en/Security/CSP)
div.setAttribute( eventName, "t" );
support[ i ] = div.attributes[ eventName ].expando === false;
}
}
// Null elements to avoid leaks in IE.
div = null;
})();
return support;
});