/*
 * ====================================
 * Class EventUtil
 * Source: packages/web/sharedjs/utils
 * ====================================
 *
 */

/*globals $, _ */

var AXIS = AXIS || {};
AXIS.EventUtil = function () {
};

AXIS.EventUtil.addOnBodyLoadListener = function (listener) {
	AXIS.EventUtil.addListener(window, 'load', listener);
};

AXIS.EventUtil.removeOnBodyLoadListener = function (listener) {
	AXIS.EventUtil.addListener(window, 'load', listener);
};

AXIS.EventUtil.addListener = function (element, type, listener) {
	var prefix = element.addEventListener ? '' : 'on';
	var eventName = element.addEventListener ? 'addEventListener' : 'attachEvent';
	element[eventName](prefix + type, listener, false);
};

AXIS.EventUtil.removeListener = function (element, type, listener) {
	var prefix = element.addEventListener ? '' : 'on';
	var eventName = element.addEventListener ? 'removeEventListener' : 'detachEvent';
	element[eventName](prefix + type, listener, false);
};

AXIS.EventUtil.setCustomPreventDefault = function (event) {
	if (!event) {
		event = window.event;
	}
	if (event.preventDefault) {
		event.preventDefault();
	}
};

AXIS.EventUtil.getTargetByEvent = function (event) {
	return (event.currentTarget) ? event.currentTarget : event.srcElement;
};