未经赞成请勿转载。it
在父页面写入:io
前提:父页面已经加入滚动效果。console
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">event
<body onmousewheel="top.document.body.scrollTop-=event.wheelDelta">function
子页面加入:List
<body onmousewheel="top.document.body.scrollTop-=event.wheelDelta">scroll
封装:call
function wheel(callback){
if(navigator.userAgent.indexOf('Firefox')==-1){
if(document.attachEvent){
document.attachEvent('onmousewheel',fn);
}else{
document.addEventListener('mousewheel',fn);
}
}else{
document.addEventListener('DOMMouseScroll',fn)
}callback
function fn(ev){
var oEvent = ev || event;
top.document.body.scrollTop-=event.wheelDelta;
}
};top
调用:
//滚动条 wheel(function(isTrue){ console.log(isTrue); })