브라우저 간에 이벤트 등록 및 제거 방안

2443 단어 브라우저
var EventUtil = {

            // 

            addHandler: function (element, type, handler) {

                if (element.addEventListener) {

                    element.addEventListener(type, handler, false);

                } else if (element.attachEvent) {

                    element.attachEvent("on" + type, handler);

                } else {

                    element["on" + type] = handler;

                }

            },

            // 

            removeHandler: function (element, type, handler) {

                if (element.removeEventListener) {

                    element.removeEventListener(type, handler, false);

                } else if (element.detachEvent) {

                    element.detachEvent("on" + type, handler);

                } else {

                    element["on" + type] = null;

                }

            },

            // 

            getEvent: function (event) {

                return event ? event : window.event;

            },

            // 

            getTarget: function (event) {

                return event.target || event.srcElement;

            },

            // 

            preventDefault: function (event) {

                if (event.preventDefault) {

                    event.preventDefault();

                } else {

                    event.returnValue = false;

                }

            },

            // 

            stopPropagation: function (event) {

                if (event.stopPropagation) {

                    event.stopPropagation();

                } else {

                    event.cancelBubbles = true;

                }

            },

            // 

            getRelatedTarget: function (event) {

                if (event.relatedTarger) {

                    return event.relatedTarget;

                } else if (event.toElement) {

                    return event.toElement;

                } else if (event.fromElement) {

                    return event.fromElement;

                } else {

                    return null;

                }

            }

        }

         :

        EventUtil.addHandler(window, "load", function () {

            console.log(" ");

        });



        EventUtil.removeHandler(window, "load", function () {

            console.log(" ");

        });


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