一个不错的仿携程自定义数据下拉选择select

前端之家收集整理的这篇文章主要介绍了一个不错的仿携程自定义数据下拉选择select前端之家小编觉得挺不错的,现在分享给大家,也给大家做个参考。

这是一个仿携程自定义的数据下拉选择select,对一些比较重要的参数进行的描述,方便初学者

插件的父元素 *data : json 选择的数据(json格式) *bool : true/false data数据如果要分离成两个 值为true *config : 配置data的内部对象(type在bool为true的时候生效) { id : 数据字段,name : 数据名称,alias : 数据名称首字母,type : 数据类型 } *fn : function fn(){} 回调函数点击生成标签的时执行的函 */ function YSelect(id,Ydata,bool,config,fn){ var data = []; Yselect_close = {}; var name_list = {A:[],B:[],C:[],D:[],E:[],F:[],G:[],H:[],I:[],J:[],K:[],L:[],M:[],N:[],O:[],P:[],Q:[],R:[],S:[],T:[],U:[],V:[],W:[],X:[],Y:[],Z:[],其他:[]} //新建数组,防止出现undefind var YDropdowns = document.getElementById(id); function Pretreatment(){ //处理数据 var CatalogData = []; var BrandData = []; var china = []; var foreign = []; for (var i in Ydata) { if (Ydata[i][config.type] == null) CatalogData.push(Ydata[i][config.id]+';'+Ydata[i][config.name]+';'+Ydata[i][config.alias]) else BrandData.push(Ydata[i][config.id]+';'+Ydata[i][config.name]+';'+Ydata[i][config.alias]+';'+Ydata[i][config.type]) }; if (BrandData != "") { for (var i = 0 ; i < BrandData.length ; i++) { var str = BrandData[i].split(';') if (str[3] == 0) china.push(str[0] + ';' + str[1] + ';' + str[2]); else foreign.push(str[0] + ';' + str[1] + ';' + str[2]); } if (bool) { data = china; return data; }else { data = foreign; return data; } }else{ data = CatalogData; return data; //返回出数据 } }; function jsondata(data_name,ida){ //处理Pretreatment返回出的数据 var tit = []; //定义首字母 var Ahtml = {A:[],其他:[]}; //新建数组,防止出现undefind var Yselect_Box = document.createElement("div"); //新建选择框父元素 Yselect_Box.id = ida+"_Yselect_Box"; var Yselect_div = document.createElement("div"); //字母返回值的容器 var Yselect_letter = document.createElement("p"); //26字母容器 Yselect_letter.id = ida+'_Yselect_letter' var stylelink = document.createElement("style") //创建皮肤,有两套皮肤可供选择 //stylelink.innerHTML = '#'+id+'_Yselect_Box{width: 100%;position:absolute;top:30px;left:0;z-index:9999;background:#fff}#'+id+'_Yselect_Box p{background: #469bde;padding:0 10px;}#'+id+'_Yselect_Box p span.close{font: 16px/20px 微软雅黑;cursor:pointer;position:absolute;top:0;right:0;color:#f00}#'+id+'_Yselect_Box .hide_tag{border: 1px solid #469bde;padding:5px;display: none;min-height:100px;max-height:300px;min-width:300px;max-width:800px;overflow:auto}#'+id+'_Yselect_Box p a{padding:5px;line-height: 28px;color:#fff}#'+id+'_Yselect_Box .hide_tag a{width:80px;display:block;text-decoration:none;padding:5px;line-height: 12px;font-size:12px;float:left;color:#444;overflow: hidden; text-overflow:ellipsis;white-space:nowrap;}#'+id+'_Yselect_Box .hide_tag a:hover{background:#469bde;color:#fff;}#'+id+'_Yselect_Box .cur{border-bottom: 2px solid #fac51f}'; stylelink.innerHTML = '#'+ida+'_Yselect_Box{width: 100%;min-width:500px;max-width:800px;position:absolute;top:30px;left:0;z-index:9999;background:#fff;border:1px solid #ddd;}#'+ida+'_Yselect_Box p{padding:0 10px;}#'+ida+'_Yselect_Box p span.close{font: 16px/20px 微软雅黑;cursor:pointer;position:absolute;top:0;right:0;color:#666}#'+ida+'_Yselect_Box .hide_tag{padding:5px 10px;display: none;min-height:50px;max-height:200px;overflow:auto}#'+ida+'_Yselect_Box p a{padding:5px;line-height: 28px;color:#333;border-bottom:2px solid #bbb;font-weight:bold}#'+ida+'_Yselect_Box .hide_tag a{width:80px;display:block;text-decoration:none;padding:5px;line-height: 12px;font-size:12px;float:left;color:#444;overflow: hidden; text-overflow:ellipsis;white-space:nowrap;}#'+ida+'_Yselect_Box .hide_tag a:hover{background:#469bde;color:#fff;}#'+ida+'_Yselect_Box a.cur{border-bottom: 2px solid #469bde;color:#469bde}'; for (var i = 0 ; i < data_name.length ; i++) { var str = data_name[i].split(';') tit.push(str[2].charAt(0).toLocaleUpperCase()) //判断首字母,赋值给tit }; for(var j in tit){ if(name_list[tit[j]]) name_list[tit[j]].push(data_name[j]); else name_list.其他.push(data_name[j]) } //将数据插入name_list里 for (var k in name_list){ //处理数据,以字母分离,为空就隐藏 if (name_list[k].length != 0) { for (var i = 0 ; i < name_list[k].length ; i++) { var allhtml = ''; Ahtml[k] += allhtml ; }; Yselect_letter.innerHTML += ''+k+''; Yselect_div.innerHTML += '
'; }; } var bool = true Yselect_Box.innerHTML = '

'+ Yselect_div.innerHTML; YDropdowns.appendChild(Yselect_Box); YDropdowns.appendChild(stylelink); //将select插入页面 Yselect_Box.getElementsByTagName('p')[0].getElementsByTagName('span')[0].onclick = function Yselect_close(){ YDropdowns.removeChild(Yselect_Box) YDropdowns.removeChild(stylelink); bool = false } //点击销毁select Yselect_close.close = function Yselect_close(obool){ if(obool){ YDropdowns.removeChild(Yselect_Box) YDropdowns.removeChild(stylelink); bool = false return }; if (bool) { YDropdowns.removeChild(Yselect_Box) YDropdowns.removeChild(stylelink); } } //销毁select函数 return Yselect_close } jsondata(Pretreatment(),id) navlist(id) function navlist(ids){ //tab选项卡处理函数 var a = document.getElementById(ids+'_Yselect_letter').getElementsByTagName('a'); var div = document.getElementById(ids+'_Yselect_Box').getElementsByTagName('div'); div[0].style.display = "block" ; a[0].className = "cur"; for (var i = 0 ; i < a.length ; i++) { a[i].index = i; a[i].onclick = function(){ for (var j = 0 ; j < a.length ; j++){ div[j].style.display = "none"; a[j].className = ""; }; div[this.index].style.display = "block"; this.className = "cur" }; }; }; };

猜你在找的JavaScript相关文章