2020-02-16 标签:javascript,鼠标,滚轮,事件,今天在,网上,找来,响应,函数,改写,下面,实现,代码,如下,function,wheelevent,obj,handle

今天在网上找来了响应滚轮的函数并改写成下面的类实现代码如下：function wheelEvent(obj, handle) { this.handle = handle; // different events between Firefox and IE window.addEventListe