处理事件冒泡,阻止默认事件工具类,兼容IE

//处理事件冒泡,阻止默认事件工具类,兼容IE
var eventUtil={ // 添加句柄 addHandler:function(element,type,handler){ if(element.addEventListener){ element.addEventListener(type,handler,false); }else if(element.attachEvent){
        //处理IE浏览器的兼容 element.attachEvent('on'+type,handler); }else{ element['on'+type]=handler; } }, // 删除句柄 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; }, getType:function(event){ return event.type; }, getElement: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.cancelBubble=true; } } }

 

posted @ 2017-05-23 16:56  hubgit  阅读(371)  评论(0编辑  收藏  举报