- 这是FancyMenu的菜单示例，我只是简单的整理了一下代码，本菜单调用了Mootools，是一个与jquery同样优秀的前端开发插件，用它实现的菜单动画效果同样流畅。本菜单在鼠标移上去的时候，菜单项的背景滑动到鼠标的位置，导航菜单的外部样式调成成了圆角，更圆润了些，也漂亮了许多，对mootools.js有兴趣的可参见这个范例代码。
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<!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>Fancy Menu背景滑动菜单[www.codesocang.com]</title>
<style>
#fancymenu{PADDING-RIGHT: 15px;PADDING-LEFT: 15px;BACKGROUND: url(http://www.codefans.net/jscss/demoimg/201312/bg.gif) no-repeat 50% top;PADDING-BOTTOM: 15px;MARGIN: 10px 0px;OVERFLOW: hidden;WIDTH: 421px;PADDING-TOP: 15px;POSITION: relative;HEIGHT: 29px}
#pictureselect{POSITION: relative;HEIGHT: 1%}
#fancymenu UL{PADDING-RIGHT: 0px;PADDING-LEFT: 0px;PADDING-BOTTOM: 0px;MARGIN: 0px;PADDING-TOP: 0px}
#pictureselect{PADDING-RIGHT: 0px;PADDING-LEFT: 0px;PADDING-BOTTOM: 0px;MARGIN: 0px;PADDING-TOP: 0px}
#fancymenu UL LI{FLOAT: left;LIST-STYLE-TYPE: none}
#pictureselect LI{FLOAT: left;LIST-STYLE-TYPE: none}
#fancymenu UL LI A{DISPLAY: block;Z-INDEX: 10;FLOAT: left;OVERFLOW: hidden;TEXT-INDENT: -500em;POSITION: relative;HEIGHT: 30px}
#pictureselect LI A{DISPLAY: block;Z-INDEX: 10;FLOAT: left;OVERFLOW: hidden;TEXT-INDENT: -500em;POSITION: relative;HEIGHT: 30px}
#pictureselect LI{HEIGHT: 54px}
#pictureselect LI A{WIDTH: 62px;HEIGHT: 54px}
#menu_home A{BACKGROUND: url(http://www.codefans.net/jscss/demoimg/201312/menu_home.png) no-repeat center 50%;WIDTH: 59px}
#menu_plantatree A{BACKGROUND: url(http://www.codefans.net/jscss/demoimg/201312/menu_plantatree.png) no-repeat center 50%;WIDTH: 119px}
#menu_travel A{BACKGROUND: url(http://www.codefans.net/jscss/demoimg/201312/menu_travel.png) no-repeat center 50%;WIDTH: 70px}
#menu_rideanelephant A{BACKGROUND: url(http://www.codefans.net/jscss/demoimg/201312/menu_rideanelephant.png) no-repeat center 50%;WIDTH: 142px}
#fancymenu LI.background{Z-INDEX: 8;BACKGROUND: url(http://www.codefans.net/jscss/demoimg/201312/bg_menu_right.gif) no-repeat right top;VISIBILITY: hidden;POSITION: absolute}
#fancymenu .background .left{BACKGROUND: url(http://www.codefans.net/jscss/demoimg/201312/bg_menu.gif) no-repeat left top;MARGIN-RIGHT: 9px;HEIGHT: 30px}
</style>
<script type="text/javascript" src="http://www.codefans.net/ajaxjs/mootools.v1.11.js"></script>
<script type="text/javascript">
var SlideList = new Class({
initialize: function(menu, options) {
this.setOptions(this.getOptions(), options);
this.menu = $(menu), this.current = this.menu.getElement('li.current');
this.menu.getElements('li').each(function(item){
item.addEvent('mouseover', function(){ this.moveBg(item); }.bind(this));
item.addEvent('mouseout', function(){ this.moveBg(this.current); }.bind(this));
item.addEvent('click', function(event){ this.clickItem(event, item); }.bind(this));
}.bind(this));
this.back = new Element('li').addClass('background').adopt(new Element('div').addClass('left')).injectInside(this.menu);
this.back.fx = this.back.effects(this.options);
if(this.current) this.setCurrent(this.current);
},
setCurrent: function(el, effect){
this.back.setStyles({left: (el.offsetLeft)+'px', width: (el.offsetWidth)+'px'});
(effect) ? this.back.effect('opacity').set(0).start(1) : this.back.setOpacity(1);
this.current = el;
},
getOptions: function(){
return {
transition: Fx.Transitions.sineInOut,
duration: 500, wait: false,
onClick: Class.empty
};
},
clickItem: function(event, item) {
if(!this.current) this.setCurrent(item, true);
this.current = item;
this.options.onClick(new Event(event), item);
},
moveBg: function(to) {
if(!this.current) return;
this.back.fx.custom({
left: [this.back.offsetLeft, to.offsetLeft],
width: [this.back.offsetWidth, to.offsetWidth]
});
}
});
SlideList.implement(new Options);
</script>
<script type="text/javascript">
window.addEvent('domready', function() {
// orange menu demo
if($('fancymenu'))
FancyExample = new SlideList($E('ul', 'fancymenu'), {transition: Fx.Transitions.backOut, duration: 700, onClick: function(ev, item) { ev.stop(); }});
// profile demo
if($('pictureselect')) PictureSelect = new SlideList('pictureselect', { onClick: function(ev, item) { ev.stop(); } });
});
</script>
</head>
<body>
<div id="fancymenu">
<ul>
<li class="current" id="menu_home"><a href="http://www.codesocang.com">主页</a></li>
<li id="menu_plantatree"><a href="#">飞机</a></li>
<li id="menu_travel"><a href="#">旅行</a></li>
<li id="menu_rideanelephant"><a href="#">世界名著</a></li>
</ul>
</div>
</body>
</html>
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