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JS基于myFocus库实现各种功能的tab选项卡切换效果

2015-09-19 10:00 1256 查看
这里介绍使用myFocus-tab实现各种功能的选项卡切换，有的是带有动画效果的，各款基于myFocus库制作的焦点图风格皮肤，可自行按需选择，myFocus焦点图库及皮肤可自由使用，保留作者相关信息即可，谢谢支持！^^
运行效果截图如下：
在线演示地址如下：
http://demo.jb51.net/js/2015/js-myfocus-plug-tab-cha-nav-codes/
具体代码如下：
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>myFocus-tab 各种功能的选项卡切换</title>
<style type="text/css">
* { margin:0; padding:0; border:0; list-style:none; }
body { background:#fff; padding:20px; font:1em Verdana, Geneva, sans-serif; }
.box { float:left; margin-right:20px; }
.box h4 { color:#c00; line-height:30px; font-size:12px; }
.tip { border:1px solid #dedede; margin-top:20px; }
.tip p { height:30px; line-height:30px; padding-left:16px; background:#f1f1f1; }
.tip pre { background:##AFF8AB; }
.tip2 { font-size:12px; color:#888; margin-top:16px; }
.mF_tab { width:426px; height:90px; margin-left:16px; }
.mF_tab .btn { position:absolute; top:0; left:0; z-index:2; }
.mF_tab .btn li { float:left; width:80px; height:26px; line-height:26px; text-align:center; margin-right:2px; border:1px solid #dedede; border-bottom:0; cursor:pointer; background:#f1f1f1; }
.mF_tab .btn li.current { height:27px; background:#fff; }
.mF_tab .cont { position:absolute; top:27px; left:0; border:1px solid #dedede; overflow:hidden; }
.mF_tab .cont .swt { position:absolute; left:0; top:0; }
.mF_tab .cont .swt li p { padding:16px; }
</style>
<script type="text/javascript">
var myFocus={
$:function(id){return document.getElementById(id);},
$$:function(tag,obj){return (typeof obj=='object'?obj:this.$(obj)).getElementsByTagName(tag);},
$$_:function(tag,obj){
var arr=[],n=0,a=obj.getElementsByTagName(tag);
for(var i=0;i<a.length;i++){
arr.push(a[i]);
if(a[i].getElementsByTagName(tag).length){n=a[i].getElementsByTagName(tag).length}
i=i+n;n=0;
} return arr;
},
$li:function(obj,n){return this.$$_('li',this.$$_('ul',obj)
)},
linear:function(t,b,c,d){return c*t/d + b;},
easeIn:function(t,b,c,d){return c*(t/=d)*t*t*t + b;},
easeOut:function(t,b,c,d){return -c*((t=t/d-1)*t*t*t - 1) + b;},
easeInOut:function(t,b,c,d){return ((t/=d/2) < 1)?(c/2*t*t*t*t + b):(-c/2*((t-=2)*t*t*t - 2) + b);},
style:function(obj,style){return obj['offset'+style.replace(/^(.)/,new Function('return arguments[1].toUpperCase()'))];},
opa:function(obj,v){
if(v!=undefined) {v=v>100?100:(v<0?0:v); obj.style.filter = "alpha(opacity=" + v + ")"; obj.style.opacity = (v / 100);}
else return (!+[1,])?((obj.filters.alpha)?obj.filters.alpha.opacity:100):((obj.style.opacity)?obj.style.opacity*100:100);
},
animate:function(obj,prop,val,spd,type,fn){
var opa=prop=='opacity'?true:false;
if(opa&&obj.style.display=='none'){obj.style.display='';this.opa(obj,0);}
var t=0,b=opa?this.opa(obj):parseInt(this.style(obj,prop)),c=val-b,d=spd||50,st=type||'easeOut',m=c>0?'ceil':'floor';
if(obj[prop+'Timer']) clearInterval(obj[prop+'Timer']);
obj[prop+'Timer']=setInterval(function(){
if(opa&&t<d){myFocus.opa(obj,Math[m](myFocus[st](++t,b,c,d)));}
else if(!opa&&t<d){obj.style[prop]=Math[m](myFocus[st](++t,b,c,d))+'px';}
else {if(opa&&val==0){obj.style.display='none'}clearInterval(obj[prop+'Timer']);fn&&fn.call(obj);}
},10);return this;
},
fadeIn:function(obj,speed,fn){this.animate(obj,'opacity',100,speed==undefined?20:speed,'linear',fn);return this;},
fadeOut:function(obj,speed,fn){this.animate(obj,'opacity',0,speed==undefined?20:speed,'linear',fn);return this;},
slide:function(obj,params,speed,easing,fn){for(var p in params) this.animate(obj,p,params,speed,easing,fn);return this;},
stop:function(obj){
var animate=['left','right','top','bottom','width','height','opacity'];
for(var i=0;i<animate.length;i++) if(obj[animate[i]+'Timer']) clearInterval(obj[animate[i]+'Timer']);
return this;
},
initCSS:function(p){
var css=[],oStyle = document.createElement('style');oStyle.type='text/css';
if(p.width){css.push('.'+p.style+' *{margin:0;padding:0;border:0;list-style:none;}.'+p.style+'{position:relative;width:'+p.width+'px;height:'+p.height+'px;overflow:hidden;font:12px/1.5 Verdana,Geneva,sans-serif;background:#fff;}.'+p.style+' .loading{position:absolute;z-index:9999;width:100%;height:100%;color:#666;text-align:center;padding-top:'+0.3*p.height+'px;background:#fff}.'+p.style+' .txt li,.'+p.style+' .txt li span,.'+p.style+' .txt-bg{width:'+p.width+'px;height:'+p.txtHeight+'px;line-height:'+p.txtHeight+'px;overflow:hidden;}')}
if(oStyle.styleSheet){oStyle.styleSheet.cssText=css.join('');} else {oStyle.innerHTML=css.join('');}
var oHead = this.$$('head',document)[0];oHead.insertBefore(oStyle,oHead.firstChild);
},
setting:function(par){
if(window.attachEvent){(function(){try{myFocus.$(par.id).className=par.style;myFocus.initCSS(par);}catch(e){setTimeout(arguments.callee,0);}})();window.attachEvent('onload',function(){myFocus[par.style](par)});}
else{document.addEventListener("DOMContentLoaded",function(){myFocus.$(par.id).className=par.style;myFocus.initCSS(par);},false);window.addEventListener('load',function(){myFocus[par.style](par)},false);}
},
addList:function(obj,cla){
var s=[],n=this.$li(obj,0).length,num=cla.length;
for(var j=0;j<num;j++){
s.push('<ul class='+cla[j]+'>');
for(var i=0;i<n;i++){s.push('<li>'+(cla[j]=='num'?('<a>'+(i+1)+'</a>'):(cla[j]=='txt'?this.$li(obj,0)[i].innerHTML.replace(/\>(.|\n|\r)*?(\<\/a\>)/i,'>'+(this.$$('img',obj)[i]?this.$$('img',obj)[i].alt:'')+'</a>'):(cla[j]=='thumb'?'<img src='+(this.$$('img',obj)[i].getAttribute("thumb")||this.$$('img',obj)[i].src)+' />':'')))+'<span></span></li>')};
s.push('</ul>');
}; obj.innerHTML+=s.join('');
},
switchMF:function(fn1,fn2){
return "box.removeChild(this.$$('div',box)[0]);var run=function(idx){("+fn1+")();if (index == n - 1) index = -1;var next = idx != undefined ? idx: index + 1;("+fn2+")();index=next;};run(index);if(par.auto!==false) var auto=setInterval(function(){run()},t);box.onmouseover=function(){if(auto) clearInterval(auto);};box.onmouseout=function(){if(auto) auto=setInterval(function(){run()},t);}"
},
bind:function(arrStr,type,delay){
return "for (var j=0;j<n;j++){"+arrStr+"[j].index=j;if("+type+"=='click'){"+arrStr+"[j].onmouseover=function(){if(this.className!='current') this.className='hover'};"+arrStr+"[j].onmouseout=function(){if(this.className=='hover') this.className=''};"+arrStr+"[j].onclick=function(){if(this.index!=index) run(this.index)};}else if("+type+"=='mouseover'){"+arrStr+"[j].onmouseover=function(){var self=this;if("+delay+"==0){if(!self.className) run(self.index)}else "+arrStr+".d=setTimeout(function(){if(!self.className) run(self.index)},"+(delay==undefined?100:delay)+")};"+arrStr+"[j].onmouseout=function(){clearTimeout("+arrStr+".d)};}else{alert('myFocus 不支持这样的事件 \"'+"+type+"+'\"');break;}}"
},
extend:function(fnObj){for(var p in fnObj) this[p]=fnObj[p];}
};
myFocus.extend({
mF_tab:function(par){
var box=this.$(par.id);
this.$$('ul',box)[1].innerHTML='<li><ul class=swt>'+this.$$('ul',box)[1].innerHTML+'</ul></li>';
var btn=this.$li(box,0),wrap=this.$$('ul',box)[1],swt=this.$$('ul',box)[2],cont=this.$$_('li',swt);
var index=par.index||0,n=btn.length,t=par.time*1000;
swt.style.width=n*par.width+'px';
for(var i=0;i<n;i++) cont[i].style.cssText='width:'+par.width+'px;height:'+par.height+'px;float:left;';
par.height=par.height=='auto'?swt.offsetHeight:par.height;
wrap.style.cssText='width:'+par.width+'px;height:'+par.height+'px;';
box.style.cssText='width:'+(par.width+2)+'px;height:'+(par.height+29)+'px;';
if(par.type=='fade'||par.type=='none'){for(var i=0;i<n;i++) cont[i].style.display='none';}
eval(this.switchMF(function(){
btn[index].className='';
if(par.type=='fade'||par.type=='none') cont[index].style.display='none';
},function(){
if(par.type=='slide') myFocus.slide(swt,{left:-(next*par.width)},20,'easeInOut')
if(par.type=='fade') myFocus.fadeIn(cont[next]);
if(par.type=='none') cont[next].style.display='';
btn[next].className='current';
}))
eval(this.bind('btn','par.trigger',par.delay));
}
})
var tabWrap=function(){myFocus.setting({
style:'mF_tab',
id:'tabWrap',
trigger:'mouseover',
type:'slide',
auto:false,
time:2,
width:600,
height:361
});
}
var tabInner1=function(){myFocus.setting({
style:'mF_tab',
id:'tabInner1',
trigger:'mouseover',
type:'slide',
auto:false,
time:2,
width:500,
height:261
});
}
var tabInner2=function(){myFocus.setting({
style:'mF_tab',
id:'tabInner2',
trigger:'mouseover',
type:'slide',
auto:true,
time:2,
width:400,
height:61
});
}
if(!+[1,]){tabInner2();tabInner1();tabWrap();}
else{tabWrap();tabInner1();tabInner2();}
myFocus.setting({
style:'mF_tab',
id:'qqTab',
trigger:'mouseover',
type:'slide',
auto:true,
time:2,
width:600,
height:106
});
myFocus.setting({
style:'mF_tab',
id:'qqTabAuto',
trigger:'mouseover',
type:'fade',
auto:false,
time:2,
width:600,
height:'auto'
});
</script>
</head>
<body>
<div class="box">
<h4>支持无限嵌套</h4>
<div id="tabWrap">
<div class="loading"><span>请稍候...</span></div>
<!--载入画面-->
<ul class="btn">
<!--标题-->
<li>朋友</li>
<li>兄弟</li>
<li>亲人</li>
<li>情人</li>
</ul>
<ul class="cont">
<!--内容-->
<li>
<p>朋友朋友朋友</p>
<div id="tabInner1">
<div class="loading"><span>请稍候...</span></div>
<!--载入画面-->
<ul class="btn">
<!--标题-->
<li>朋友</li>
<li>兄弟</li>
<li>亲人</li>
<li>情人</li>
</ul>
<ul class="cont">
<!--内容-->
<li>
<p>朋友朋友朋友</p>
<div id="tabInner2">
<div class="loading"><span>请稍候...</span></div>
<!--载入画面-->
<ul class="btn">
<!--标题-->
<li>朋友</li>
<li>兄弟</li>
<li>亲人</li>
<li>情人</li>
</ul>
<ul class="cont">
<!--内容-->
<li>
<p>朋友朋友朋友</p>
</li>
<li>
<p>兄弟兄弟兄弟</p>
</li>
<li>
<p>亲人亲人亲人</p>
</li>
<li>
<p>情人情人情人</p>
</li>
</ul>
</div>
</li>
<li>
<p>兄弟兄弟兄弟</p>
</li>
<li>
<p>亲人亲人亲人</p>
</li>
<li>
<p>情人情人情人</p>
</li>
</ul>
</div>
</li>
<li>
<p>兄弟兄弟兄弟</p>
</li>
<li>
<p>亲人亲人亲人</p>
</li>
<li>
<p>情人情人情人</p>
</li>
</ul>
</div>
</div>
<style>
.qqTab{margin-bottom:12px;}
.qqTab .btn li { background:#A1DEFE;border-color:#36BAF0; }
.qqTab .btn li.current { height:27px; background:#F9FEFF; }
.qqTab .cont{border-color:#36BAF0; }
.qqTab .list{float:left;overflow:hidden;text-align:center;margin:16px;margin-right:0;display:inline;}
.qqTab .list ul li{list-style:circle;}
.qqTab .left{width:150px;background:#1EB2EF;}
.qqTab .middle{width:236px;background:#D4F2FD;}
.qqTab .right{width:150px;background:#CE4982;}
</style>
<div class="box qqTab">
<h4>仿QQ今日要闻实例</h4>
<div id="qqTab">
<div class="loading"><span>请稍候...</span></div>
<!--载入画面-->
<ul class="btn">
<!--标题-->
<li>新闻</li>
<li>财经</li>
<li>娱乐</li>
<li>体育</li>
</ul>
<ul class="cont">
<!--内容-->
<li>
<div class="list left">
<ul>
<li>新闻左列表</li>
<li>新闻左列表</li>
<li>新闻左列表</li>
<li>新闻左列表</li>
</ul>
</div>
<div class="list middle">
<ul>
<li>新闻中列表</li>
<li>新闻中列表</li>
<li>新闻中列表</li>
<li>新闻中列表</li>
</ul>
</div>
<div class="list right">
<ul>
<li>新闻右列表</li>
<li>新闻右列表</li>
<li>新闻右列表</li>
<li>新闻右列表</li>
</ul>
</div>
</li>
<li>
<div class="list left">
<ul>
<li>财经左列表</li>
<li>财经左列表</li>
<li>财经左列表</li>
<li>财经左列表</li>
</ul>
</div>
<div class="list middle">
<ul>
<li>财经中列表</li>
<li>财经中列表</li>
<li>财经中列表</li>
<li>财经中列表</li>
</ul>
</div>
<div class="list right">
<ul>
<li>财经右列表</li>
<li>财经右列表</li>
<li>财经右列表</li>
<li>财经右列表</li>
</ul>
</div>
</li>
<li>
<div class="list left">
<ul>
<li>娱乐左列表</li>
<li>娱乐左列表</li>
<li>娱乐左列表</li>
<li>娱乐左列表</li>
</ul>
</div>
<div class="list middle">
<ul>
<li>娱乐中列表</li>
<li>娱乐中列表</li>
<li>娱乐中列表</li>
<li>娱乐中列表</li>
</ul>
</div>
<div class="list right">
<ul>
<li>娱乐右列表</li>
<li>娱乐右列表</li>
<li>娱乐右列表</li>
<li>娱乐右列表</li>
</ul>
</div>
</li>
<li>
<div class="list left">
<ul>
<li>体育左列表</li>
<li>体育左列表</li>
<li>体育左列表</li>
<li>体育左列表</li>
</ul>
</div>
<div class="list middle">
<ul>
<li>体育中列表</li>
<li>体育中列表</li>
<li>体育中列表</li>
<li>体育中列表</li>
</ul>
</div>
<div class="list right">
<ul>
<li>体育右列表</li>
<li>体育右列表</li>
<li>体育右列表</li>
<li>体育右列表</li>
</ul>
</div>
</li>
</ul>
</div>
</div>
<div class="box qqTab">
<h4>支持高度自适应（auto）设置</h4>
<div id="qqTabAuto">
<div class="loading"><span>请稍候...</span></div>
<!--载入画面-->
<ul class="btn">
<!--标题-->
<li>新闻</li>
<li>财经</li>
<li>娱乐</li>
<li>体育</li>
</ul>
<ul class="cont">
<!--内容-->
<li>
<div class="list left">
<ul>
<li>新闻左列表</li>
<li>新闻左列表</li>
<li>新闻左列表</li>
<li>新闻左列表</li>
</ul>
</div>
<div class="list middle">
<ul>
<li>新闻中列表</li>
<li>新闻中列表</li>
<li>新闻中列表</li>
<li>新闻中列表</li>
<li>这是测试高度自适应</li>
<li>这是测试高度自适应</li>
<li>这是测试高度自适应</li>
<li>这是测试高度自适应</li>
</ul>
</div>
<div class="list right">
<ul>
<li>新闻右列表</li>
<li>新闻右列表</li>
<li>新闻右列表</li>
<li>新闻右列表</li>
</ul>
</div>
</li>
<li>
<div class="list left">
<ul>
<li>财经左列表</li>
<li>财经左列表</li>
<li>财经左列表</li>
<li>财经左列表</li>
</ul>
</div>
<div class="list middle">
<ul>
<li>财经中列表</li>
<li>财经中列表</li>
<li>财经中列表</li>
<li>财经中列表</li>
</ul>
</div>
<div class="list right">
<ul>
<li>财经右列表</li>
<li>财经右列表</li>
<li>财经右列表</li>
<li>财经右列表</li>
</ul>
</div>
</li>
<li>
<div class="list left">
<ul>
<li>娱乐左列表</li>
<li>娱乐左列表</li>
<li>娱乐左列表</li>
<li>娱乐左列表</li>
</ul>
</div>
<div class="list middle">
<ul>
<li>娱乐中列表</li>
<li>娱乐中列表</li>
<li>娱乐中列表</li>
<li>娱乐中列表</li>
</ul>
</div>
<div class="list right">
<ul>
<li>娱乐右列表</li>
<li>娱乐右列表</li>
<li>娱乐右列表</li>
<li>娱乐右列表</li>
</ul>
</div>
</li>
<li>
<div class="list left">
<ul>
<li>体育左列表</li>
<li>体育左列表</li>
<li>体育左列表</li>
<li>体育左列表</li>
</ul>
</div>
<div class="list middle">
<ul>
<li>体育中列表</li>
<li>体育中列表</li>
<li>体育中列表</li>
<li>体育中列表</li>
</ul>
</div>
<div class="list right">
<ul>
<li>体育右列表</li>
<li>体育右列表</li>
<li>体育右列表</li>
<li>体育右列表</li>
</ul>
</div>
</li>
</ul>
</div>
</div>
</body>
</html>
[p]希望本文所述对大家的JavaScript程序设计有所帮助。
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