跨幀結構無限級菜單

2019-11-21 00:15:05

字體：大中小

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解釋地址
寫點東西不容易啊真的就這么杯具了杯具啊

<!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> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> <title>杯具的菜單</title> <style type="text/css"> body{margin:0px; padding:0px; font-size:12px;} *{margin:0; padding:0;} .de{ background-image:url(http://paui.52done.cn/demos/menu/images/nav_bg.gif);} #demo1{list-style:none; height:26px; cursor:pointer; background-image:url(http://paui.52done.cn/demos/menu/images/nav_bg.gif); color:#FFFFFF; margin-left:20px;} #demo1 li{float:left; height:25px; line-height:25px; padding:0 15px; margin-top:1px;} #demo1 li.focus{ color:#FE6100; background-color:#fcfcfc;} </style> </head> <body> <div   id="iwvjtn8m0"   class="de"> <ul id='demo1'> <li>人族</li> <li>獸族</li> <li>不死族</li> </ul> </div> <script type="text/javascript"> (function(window,undefined){ window.Sys = function (ua){ var b = { ie: /msie/.test(ua) && !/opera/.test(ua), opera: /opera/.test(ua), safari: /webkit/.test(ua) && !/chrome/.test(ua), firefox: /firefox/.test(ua), chrome: /chrome/.test(ua) },vMark = ""; for (var i in b) { if (b[i]) { vMark = "safari" == i ? 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right = 0, bottom = 0,doc = elem ? elem.ownerDocument : document; if ( !elem.getBoundingClientRect || window.Sys.ie8 ) { var n = elem; while (n) { left += n.offsetLeft, top += n.offsetTop; n = n.offsetParent; }; right = left + elem.offsetWidth; bottom = top + elem.offsetHeight; } else { var rect = elem.getBoundingClientRect(); left = right = doc.documentElement.scrollLeft || doc.body.scrollLeft; top = bottom = doc.documentElement.scrollLeft || doc.body.scrollLeft; left += rect.left; right += rect.right; top += rect.top; bottom += rect.bottom; } return { "left": left, "top": top, "right": right, "bottom": bottom }; }; window.hasClass = function(element, className){ return element.className.match(new RegExp('(//s|^)'+className+'(//s|$)')); }; window.addClass = function(element, className){ !window.hasClass(element, className)&&(element.className += " "+className); }; window.removeClass = function(element, className){ window.hasClass(element, className)&&(element.className = element.className.replace(new RegExp('(//s|^)'+className+'(//s|$)'),' ')); } })(window); //---------------------------------------------------------------------------------------------- var menu = { //定時器 time : null, //判斷是那種類型的菜單 橫的(y)還是縱的(x) type : null, //一個集合 記錄那些popup list : [], // 延遲消失的時間 t : 300, foucsLi :[], //ul li的樣式 因為popup里面是取不到本頁面上樣式的 只能每次創建ppopup的是添加樣式 style : { ul : 'width:140px;margin:0px;padding:0;px; list-style:none;cursor:pointer;font-size:12px; border:1px solid #FFB26e;', li : 'height:22px;line-height:22px;padding:0 10px; margin:0px;background-color:#fcfcfc;cursor:pointer;', focus : 'background-color:FE6100;color:#ffffff' }, init : function(ul,data){ this.ul = ul; this.isOver = false; //給每個li做上標識 在后面去數據用的 each(ul.getElementsByTagName('li'),function(i,li){ li.setAttribute('pa_ui_num',i); }); addListener(ul,'mouseover',BindAsEventListener(this,this.openPopup,ul,document,data)); addListener(ul,'mouseout',BindAsEventListener(this,this.hidea,ul)); }, openPopup : function(e,ul,doc,data){ this.clear(); //第一出發 和之后的子菜單出發有些情況是不一樣的處理方式 this.ul===ul是第一次出發使用 this.ul===ul?(this.isOver=true):(this.findul(ul).obj.is=true); var li = e.srcElement,popup = ul.popup?ul.popup:ul.popup=doc.parentWindow.createPopup(); //利用冒泡原理 這樣只需要給外層元素ul綁定一個事件就行了 if(li.nodeName.toLowerCase()==='li'){ each(ul.getElementsByTagName('li'),function(i,elem){ removeClass(elem,'focus'); }); addClass(li,'focus'); //變過樣式的li添加到this.foucsLi中 //this.foucsLi.push(li); var num =li.getAttribute('pa_ui_num'),cDoc =popup.document,str = ''; //下面5行都是取數據 if(this.ul!=ul&&data[num].menu===undefined){ popup.hide(); return; } data = this.ul===ul?data[num]:data[num].menu; // 下面一段都是生成li和ul each(data,function(i,menu){ str = str +"<li pa_ui_num="+i+" pa_ui_menuie_url='"+menu.url+"'>"+menu.txt+"</li>"; }); var cul = cDoc.getElementsByTagName('ul')[0]; //第一次的時候生成ul 之后就一直用之前的ul if(cul){ cul.innerHTML = str; //為什么要刪除事件了 因為一只都是用的 一個popup 但是參數不同 所以只要刪除后重新綁定 來跟新數據 removeListener(cul,'mouseover'); removeListener(cul,'mouseout'); removeListener(cul,'click'); }else{ //一樣要添加樣式 本頁面的樣式是去不到的 因為popup本身也相當于一個頁面 var style=cDoc.createStyleSheet(); style.addRule('ul',this.style.ul); style.addRule('ul li',this.style.li); style.addRule('ul li.focus',this.style.focus); cDoc.body.innerHTML = "<ul>"+str+"</ul>"; cul = cDoc.getElementsByTagName('ul')[0]; } popup&&popup.hide(); //顯示的位置和大小 if(this.ul===ul){ var ret = objPos(li); popup.show(ret.left+1,ret.top+li.offsetHeight,140,data.length*22+2,cDoc.body); }else{ popup.show(140-2,22*num,140,data.length*22+2,cDoc.body); } //把顯示出來的 popup放到this.list中 如果已經添加了 就不要重復添加了 this.findul(cul)?(this.findul(cul).obj.is=false):this.list.push({ul:cul,is:false}); addListener(cul,'mouseover',BindAsEventListener(this,this.openPopup,cul,cDoc,data)); addListener(cul,'click',BindAsEventListener(this,this.reUrl)); addListener(cul,'mouseout',BindAsEventListener(this,this.hidea,this.ul,cul)); } }, reUrl : function(e){ if(e.srcElement.nodeName.toLowerCase() ==='li') alert(e.srcElement.getAttribute('pa_ui_menuie_url')) }, clear : function(){ clearTimeout(this.time); this.time = null; }, hidea : function(e,ul,cul){ var li = e.srcElement,self=this,callback=this.findul(cul||''); if(!cul){ this.isOver = false; this.list.length>0&&this.list[0].is===true?this.foucsLi.push(li):removeClass(li,'focus'); }else{ var i=callback.id+1,l=this.list.length,p=false; for(;i<l;i++){ if(this.list[i].is===true)p=true } callback.obj.is = false; p?this.foucsLi.push(li):removeClass(li,'focus'); } if(this.time!= null)return; //之所以不用之前那個 this.findul(cul||'') 是因為修改狀態在那個后面 if(this.findul(cul||'').is||this.isOver===true)return; this.time = setTimeout(function(){ var p=false each(self.list,function(i,o){ if(o.is===true)p=true }); if(p)return each(self.foucsLi,function(i,o){ removeClass(o,'focus'); }); ul.popup.hide(); },this.t); }, findul : function(ul){ //在this.list中尋找ul //p代表是否找到 n代表索引 is代表是不是全部不選中狀態 var p = false,n,is=false; each(this.list,function(i,o){ 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[{url:"http://www.baidu.com","txt":"狼"},{url:"http: //www.baidu.com","txt":"日"},{url:"http://www.baidu.com","txt":"閃電鏈"}, {url:"http://www.baidu.com","txt":"地震"}]},{url:"http: //www.baidu.com","txt":"英雄說明","menu":[{url:"http: //www.baidu.com","txt":"智力英雄"},{url:"http://www.baidu.com","txt":"騷擾英雄"}]}]},{url:"http://www.baidu.com","txt":"牛頭人酋長","menu":[{url:"http: //www.baidu.com","txt":"牛頭技能","menu":[{url:"http: //www.baidu.com","txt":"沖擊波"}, {url:"http://www.baidu.com","txt":"陣地"},{url:"http: //www.baidu.com","txt":"耐久光環"},{url:"http://www.baidu.com","txt":"復活"}]},{url:"http://www.baidu.com","txt":"英雄說明","menu": [{url:"http://www.baidu.com","txt":"力量英雄"},{url:"http: //www.baidu.com","txt":"魔法強大"},{url:"http://www.baidu.com","txt":"長的威猛"},{url:"http://www.baidu.com","txt":"一個肉盾"}]}]}, {url:"http://www.baidu.com","txt":"小YY","menu":[{url:"http: //www.baidu.com","txt":"小Y技能","menu":[{url:"http: //www.baidu.com","txt":"變動物"},{url:"http://www.baidu.com","txt":"治療波"}, 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