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/*!
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* Layui
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* Classic modular Front-End UI library
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* MIT Licensed
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*/
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;!function(win){
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"use strict";
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var doc = win.document, config = {
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modules: {} //记录模块物理路径
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,status: {} //记录模块加载状态
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,timeout: 10 //符合规范的模块请求最长等待秒数
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,event: {} //记录模块自定义事件
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}
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,Layui = function(){
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this.v = '2.6.8'; // layui 版本号
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}
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//识别预先可能定义的指定全局对象
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,GLOBAL = win.LAYUI_GLOBAL || {}
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//获取 layui 所在目录
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,getPath = function(){
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var jsPath = doc.currentScript ? doc.currentScript.src : function(){
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var js = doc.scripts
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,last = js.length - 1
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,src;
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for(var i = last; i > 0; i--){
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if(js[i].readyState === 'interactive'){
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src = js[i].src;
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break;
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}
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}
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return src || js[last].src;
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}();
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return config.dir = GLOBAL.dir || jsPath.substring(0, jsPath.lastIndexOf('/') + 1);
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}()
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//异常提示
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,error = function(msg, type){
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type = type || 'log';
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win.console && console[type] && console[type]('layui error hint: ' + msg);
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}
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,isOpera = typeof opera !== 'undefined' && opera.toString() === '[object Opera]'
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//内置模块
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,modules = config.builtin = {
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lay: 'lay' //基础 DOM 操作
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,layer: 'layer' //弹层
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,laydate: 'laydate' //日期
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,laypage: 'laypage' //分页
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,laytpl: 'laytpl' //模板引擎
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,layedit: 'layedit' //富文本编辑器
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,form: 'form' //表单集
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,upload: 'upload' //上传
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,dropdown: 'dropdown' //下拉菜单
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,transfer: 'transfer' //穿梭框
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,tree: 'tree' //树结构
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,table: 'table' //表格
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,element: 'element' //常用元素操作
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,rate: 'rate' //评分组件
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,colorpicker: 'colorpicker' //颜色选择器
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,slider: 'slider' //滑块
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,carousel: 'carousel' //轮播
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,flow: 'flow' //流加载
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,util: 'util' //工具块
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,code: 'code' //代码修饰器
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,jquery: 'jquery' //DOM 库（第三方）
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,all: 'all'
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,'layui.all': 'layui.all' //聚合标识（功能性的，非真实模块）
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};
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//记录基础数据
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Layui.prototype.cache = config;
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//定义模块
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Layui.prototype.define = function(deps, factory){
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var that = this
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,type = typeof deps === 'function'
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,callback = function(){
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var setApp = function(app, exports){
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layui[app] = exports;
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config.status[app] = true;
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};
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typeof factory === 'function' && factory(function(app, exports){
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setApp(app, exports);
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config.callback[app] = function(){
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factory(setApp);
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}
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});
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return this;
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};
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type && (
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factory = deps,
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deps = []
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);
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that.use(deps, callback, null, 'define');
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return that;
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};
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//使用特定模块
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Layui.prototype.use = function(apps, callback, exports, from){
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var that = this
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,dir = config.dir = config.dir ? config.dir : getPath
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,head = doc.getElementsByTagName('head')[0];
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apps = function(){
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if(typeof apps === 'string'){
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return [apps];
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}
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//当第一个参数为 function 时，则自动加载所有内置模块，且执行的回调即为该 function 参数；
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else if(typeof apps === 'function'){
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callback = apps;
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return ['all'];
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}
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return apps;
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}();
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//如果页面已经存在 jQuery 1.7+ 库且所定义的模块依赖 jQuery，则不加载内部 jquery 模块
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if(win.jQuery && jQuery.fn.on){
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that.each(apps, function(index, item){
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if(item === 'jquery'){
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apps.splice(index, 1);
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}
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});
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layui.jquery = layui.$ = jQuery;
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}
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var item = apps[0]
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,timeout = 0;
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exports = exports || [];
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//静态资源host
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config.host = config.host || (dir.match(/\/\/([\s\S]+?)\//)||['//'+ location.host +'/'])[0];
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//加载完毕
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function onScriptLoad(e, url){
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var readyRegExp = navigator.platform === 'PLaySTATION 3' ? /^complete$/ : /^(complete|loaded)$/
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if (e.type === 'load' || (readyRegExp.test((e.currentTarget || e.srcElement).readyState))) {
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config.modules[item] = url;
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head.removeChild(node);
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(function poll() {
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if(++timeout > config.timeout * 1000 / 4){
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return error(item + ' is not a valid module', 'error');
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};
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config.status[item] ? onCallback() : setTimeout(poll, 4);
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}());
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}
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}
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//回调
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function onCallback(){
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exports.push(layui[item]);
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apps.length > 1 ?
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that.use(apps.slice(1), callback, exports, from)
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: ( typeof callback === 'function' && function(){
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//保证文档加载完毕再执行回调
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if(layui.jquery && typeof layui.jquery === 'function' && from !== 'define'){
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return layui.jquery(function(){
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callback.apply(layui, exports);
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});
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}
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callback.apply(layui, exports);
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}() );
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}
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//如果引入了聚合板，内置的模块则不必重复加载
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if( apps.length === 0 || (layui['layui.all'] && modules[item]) ){
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return onCallback(), that;
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}
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//获取加载的模块 URL
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//如果是内置模块，则按照 dir 参数拼接模块路径
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//如果是扩展模块，则判断模块路径值是否为 {/} 开头，
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//如果路径值是 {/} 开头，则模块路径即为后面紧跟的字符。
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//否则，则按照 base 参数拼接模块路径
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var url = ( modules[item] ? (dir + 'modules/')
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: (/^\{\/\}/.test(that.modules[item]) ? '' : (config.base || ''))
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) + (that.modules[item] || item) + '.js';
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url = url.replace(/^\{\/\}/, '');
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//如果扩展模块（即：非内置模块）对象已经存在，则不必再加载
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if(!config.modules[item] && layui[item]){
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config.modules[item] = url; //并记录起该扩展模块的 url
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}
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//首次加载模块
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if(!config.modules[item]){
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var node = doc.createElement('script');
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node.async = true;
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node.charset = 'utf-8';
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node.src = url + function(){
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var version = config.version === true
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? (config.v || (new Date()).getTime())
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: (config.version||'');
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return version ? ('?v=' + version) : '';
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}();
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head.appendChild(node);
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if(node.attachEvent && !(node.attachEvent.toString && node.attachEvent.toString().indexOf('[native code') < 0) && !isOpera){
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node.attachEvent('onreadystatechange', function(e){
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onScriptLoad(e, url);
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});
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} else {
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node.addEventListener('load', function(e){
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onScriptLoad(e, url);
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}, false);
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}
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config.modules[item] = url;
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} else { //缓存
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(function poll() {
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if(++timeout > config.timeout * 1000 / 4){
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return error(item + ' is not a valid module', 'error');
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};
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(typeof config.modules[item] === 'string' && config.status[item])
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? onCallback()
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: setTimeout(poll, 4);
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}());
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}
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return that;
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};
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//获取节点的 style 属性值
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Layui.prototype.getStyle = function(node, name){
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var style = node.currentStyle ? node.currentStyle : win.getComputedStyle(node, null);
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return style[style.getPropertyValue ? 'getPropertyValue' : 'getAttribute'](name);
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};
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//css外部加载器
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Layui.prototype.link = function(href, fn, cssname){
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var that = this
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,head = doc.getElementsByTagName('head')[0]
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,link = doc.createElement('link');
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if(typeof fn === 'string') cssname = fn;
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var app = (cssname || href).replace(/\.|\//g, '')
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,id = link.id = 'layuicss-'+ app
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,STAUTS_NAME = 'creating'
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,timeout = 0;
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link.rel = 'stylesheet';
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link.href = href + (config.debug ? '?v='+new Date().getTime() : '');
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link.media = 'all';
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if(!doc.getElementById(id)){
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head.appendChild(link);
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}
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if(typeof fn !== 'function') return that;
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//轮询 css 是否加载完毕
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(function poll(status) {
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var delay = 100
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,getLinkElem = doc.getElementById(id); //获取动态插入的 link 元素
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//如果轮询超过指定秒数，则视为请求文件失败或 css 文件不符合规范
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if(++timeout > config.timeout * 1000 / delay){
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return error(href + ' timeout');
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};
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//css 加载就绪
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if(parseInt(that.getStyle(getLinkElem, 'width')) === 1989){
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//如果参数来自于初始轮询（即未加载就绪时的），则移除 link 标签状态
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if(status === STAUTS_NAME) getLinkElem.removeAttribute('lay-status');
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//如果 link 标签的状态仍为「创建中」，则继续进入轮询，直到状态改变，则执行回调
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getLinkElem.getAttribute('lay-status') === STAUTS_NAME ? setTimeout(poll, delay) : fn();
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} else {
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getLinkElem.setAttribute('lay-status', STAUTS_NAME);
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setTimeout(function(){
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poll(STAUTS_NAME);
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}, delay);
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}
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}());
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//轮询css是否加载完毕
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/*
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(function poll() {
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if(++timeout > config.timeout * 1000 / 100){
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return error(href + ' timeout');
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};
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parseInt(that.getStyle(doc.getElementById(id), 'width')) === 1989 ? function(){
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fn();
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}() : setTimeout(poll, 100);
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}());
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*/
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return that;
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};
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//css 内部加载器
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Layui.prototype.addcss = function(firename, fn, cssname){
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return layui.link(config.dir + 'css/' + firename, fn, cssname);
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};
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//存储模块的回调
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config.callback = {};
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//重新执行模块的工厂函数
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Layui.prototype.factory = function(modName){
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if(layui[modName]){
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return typeof config.callback[modName] === 'function'
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? config.callback[modName]
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: null;
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}
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};
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//图片预加载
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Layui.prototype.img = function(url, callback, error) {
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var img = new Image();
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img.src = url;
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if(img.complete){
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return callback(img);
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}
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img.onload = function(){
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img.onload = null;
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typeof callback === 'function' && callback(img);
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};
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img.onerror = function(e){
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img.onerror = null;
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typeof error === 'function' && error(e);
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};
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};
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//全局配置
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Layui.prototype.config = function(options){
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options = options || {};
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for(var key in options){
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config[key] = options[key];
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}
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return this;
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};
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//记录全部模块
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Layui.prototype.modules = function(){
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var clone = {};
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for(var o in modules){
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clone[o] = modules[o];
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}
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return clone;
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}();
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//拓展模块
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Layui.prototype.extend = function(options){
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var that = this;
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//验证模块是否被占用
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options = options || {};
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for(var o in options){
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if(that[o] || that.modules[o]){
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error(o+ ' Module already exists', 'error');
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} else {
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that.modules[o] = options[o];
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}
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}
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return that;
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};
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// location.hash 路由解析
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Layui.prototype.router = function(hash){
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var that = this
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,hash = hash || location.hash
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,data = {
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path: []
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,search: {}
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,hash: (hash.match(/[^#](#.*$)/) || [])[1] || ''
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};
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if(!/^#\//.test(hash)) return data; //禁止非路由规范
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hash = hash.replace(/^#\//, '');
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data.href = '/' + hash;
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hash = hash.replace(/([^#])(#.*$)/, '$1').split('/') || [];
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//提取 Hash 结构
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that.each(hash, function(index, item){
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/^\w+=/.test(item) ? function(){
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item = item.split('=');
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data.search[item[0]] = item[1];
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}() : data.path.push(item);
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});
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return data;
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};
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//URL 解析
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Layui.prototype.url = function(href){
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var that = this
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,data = {
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//提取 url 路径
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pathname: function(){
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var pathname = href
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? function(){
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var str = (href.match(/\.[^.]+?\/.+/) || [])[0] || '';
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return str.replace(/^[^\/]+/, '').replace(/\?.+/, '');
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}()
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: location.pathname;
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return pathname.replace(/^\//, '').split('/');
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}()
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//提取 url 参数
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,search: function(){
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var obj = {}
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,search = (href
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? function(){
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var str = (href.match(/\?.+/) || [])[0] || '';
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return str.replace(/\#.+/, '');
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}()
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: location.search
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).replace(/^\?+/, '').split('&'); //去除 ?，按 & 分割参数
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//遍历分割后的参数
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that.each(search, function(index, item){
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var _index = item.indexOf('=')
|
|
|
,key = function(){ //提取 key
|
|
|
if(_index < 0){
|
|
|
return item.substr(0, item.length);
|
|
|
} else if(_index === 0){
|
|
|
return false;
|
|
|
} else {
|
|
|
return item.substr(0, _index);
|
|
|
}
|
|
|
}();
|
|
|
//提取 value
|
|
|
if(key){
|
|
|
obj[key] = _index > 0 ? item.substr(_index + 1) : null;
|
|
|
}
|
|
|
});
|
|
|
|
|
|
return obj;
|
|
|
}()
|
|
|
|
|
|
//提取 Hash
|
|
|
,hash: that.router(function(){
|
|
|
return href
|
|
|
? ((href.match(/#.+/) || [])[0] || '/')
|
|
|
: location.hash;
|
|
|
}())
|
|
|
};
|
|
|
|
|
|
return data;
|
|
|
};
|
|
|
|
|
|
//本地持久性存储
|
|
|
Layui.prototype.data = function(table, settings, storage){
|
|
|
table = table || 'layui';
|
|
|
storage = storage || localStorage;
|
|
|
|
|
|
if(!win.JSON || !win.JSON.parse) return;
|
|
|
|
|
|
//如果settings为null，则删除表
|
|
|
if(settings === null){
|
|
|
return delete storage[table];
|
|
|
}
|
|
|
|
|
|
settings = typeof settings === 'object'
|
|
|
? settings
|
|
|
: {key: settings};
|
|
|
|
|
|
try{
|
|
|
var data = JSON.parse(storage[table]);
|
|
|
} catch(e){
|
|
|
var data = {};
|
|
|
}
|
|
|
|
|
|
if('value' in settings) data[settings.key] = settings.value;
|
|
|
if(settings.remove) delete data[settings.key];
|
|
|
storage[table] = JSON.stringify(data);
|
|
|
|
|
|
return settings.key ? data[settings.key] : data;
|
|
|
};
|
|
|
|
|
|
//本地会话性存储
|
|
|
Layui.prototype.sessionData = function(table, settings){
|
|
|
return this.data(table, settings, sessionStorage);
|
|
|
}
|
|
|
|
|
|
//设备信息
|
|
|
Layui.prototype.device = function(key){
|
|
|
var agent = navigator.userAgent.toLowerCase()
|
|
|
|
|
|
//获取版本号
|
|
|
,getVersion = function(label){
|
|
|
var exp = new RegExp(label + '/([^\\s\\_\\-]+)');
|
|
|
label = (agent.match(exp)||[])[1];
|
|
|
return label || false;
|
|
|
}
|
|
|
|
|
|
//返回结果集
|
|
|
,result = {
|
|
|
os: function(){ //底层操作系统
|
|
|
if(/windows/.test(agent)){
|
|
|
return 'windows';
|
|
|
} else if(/linux/.test(agent)){
|
|
|
return 'linux';
|
|
|
} else if(/iphone|ipod|ipad|ios/.test(agent)){
|
|
|
return 'ios';
|
|
|
} else if(/mac/.test(agent)){
|
|
|
return 'mac';
|
|
|
}
|
|
|
}()
|
|
|
,ie: function(){ //ie版本
|
|
|
return (!!win.ActiveXObject || "ActiveXObject" in win) ? (
|
|
|
(agent.match(/msie\s(\d+)/) || [])[1] || '11' //由于ie11并没有msie的标识
|
|
|
) : false;
|
|
|
}()
|
|
|
,weixin: getVersion('micromessenger') //是否微信
|
|
|
};
|
|
|
|
|
|
//任意的key
|
|
|
if(key && !result[key]){
|
|
|
result[key] = getVersion(key);
|
|
|
}
|
|
|
|
|
|
//移动设备
|
|
|
result.android = /android/.test(agent);
|
|
|
result.ios = result.os === 'ios';
|
|
|
result.mobile = (result.android || result.ios) ? true : false;
|
|
|
|
|
|
return result;
|
|
|
};
|
|
|
|
|
|
//提示
|
|
|
Layui.prototype.hint = function(){
|
|
|
return {
|
|
|
error: error
|
|
|
};
|
|
|
};
|
|
|
|
|
|
//typeof 类型细分 -> string/number/boolean/undefined/null、object/array/function/…
|
|
|
Layui.prototype._typeof = function(operand){
|
|
|
if(operand === null) return String(operand);
|
|
|
|
|
|
//细分引用类型
|
|
|
return (typeof operand === 'object' || typeof operand === 'function') ? function(){
|
|
|
var type = Object.prototype.toString.call(operand).match(/\s(.+)\]$/) || [] //匹配类型字符
|
|
|
,classType = 'Function|Array|Date|RegExp|Object|Error|Symbol'; //常见类型字符
|
|
|
|
|
|
type = type[1] || 'Object';
|
|
|
|
|
|
//除匹配到的类型外，其他对象均返回 object
|
|
|
return new RegExp('\\b('+ classType + ')\\b').test(type)
|
|
|
? type.toLowerCase()
|
|
|
: 'object';
|
|
|
}() : typeof operand;
|
|
|
};
|
|
|
|
|
|
//对象是否具备数组结构（此处为兼容 jQuery 对象）
|
|
|
Layui.prototype._isArray = function(obj){
|
|
|
var that = this
|
|
|
,len
|
|
|
,type = that._typeof(obj);
|
|
|
|
|
|
if(!obj || (typeof obj !== 'object') || obj === win) return false;
|
|
|
|
|
|
len = 'length' in obj && obj.length; //兼容 ie
|
|
|
return type === 'array' || len === 0 || (
|
|
|
typeof len === 'number' && len > 0 && (len - 1) in obj //兼容 jQuery 对象
|
|
|
);
|
|
|
};
|
|
|
|
|
|
//遍历
|
|
|
Layui.prototype.each = function(obj, fn){
|
|
|
var key
|
|
|
,that = this
|
|
|
,callFn = function(key, obj){ //回调
|
|
|
return fn.call(obj[key], key, obj[key])
|
|
|
};
|
|
|
|
|
|
if(typeof fn !== 'function') return that;
|
|
|
obj = obj || [];
|
|
|
|
|
|
//优先处理数组结构
|
|
|
if(that._isArray(obj)){
|
|
|
for(key = 0; key < obj.length; key++){
|
|
|
if(callFn(key, obj)) break;
|
|
|
}
|
|
|
} else {
|
|
|
for(key in obj){
|
|
|
if(callFn(key, obj)) break;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
return that;
|
|
|
};
|
|
|
|
|
|
//将数组中的对象按其某个成员排序
|
|
|
Layui.prototype.sort = function(obj, key, desc){
|
|
|
var clone = JSON.parse(
|
|
|
JSON.stringify(obj || [])
|
|
|
);
|
|
|
|
|
|
if(!key) return clone;
|
|
|
|
|
|
//如果是数字，按大小排序；如果是非数字，则按字典序排序
|
|
|
clone.sort(function(o1, o2){
|
|
|
var v1 = o1[key]
|
|
|
,v2 = o2[key]
|
|
|
,isNum = [
|
|
|
!isNaN(v1)
|
|
|
,!isNaN(v2)
|
|
|
];
|
|
|
|
|
|
|
|
|
//若为数字比较
|
|
|
if(isNum[0] && isNum[1]){
|
|
|
if(v1 && (!v2 && v2 !== 0)){ //数字 vs 空
|
|
|
return 1;
|
|
|
} else if((!v1 && v1 !== 0) && v2){ //空 vs 数字
|
|
|
return -1;
|
|
|
} else { //数字 vs 数字
|
|
|
return v1 - v2;
|
|
|
}
|
|
|
};
|
|
|
|
|
|
/**
|
|
|
* 字典序排序
|
|
|
*/
|
|
|
|
|
|
//若为非数字比较
|
|
|
if(!isNum[0] && !isNum[1]){
|
|
|
//字典序比较
|
|
|
if(v1 > v2){
|
|
|
return 1;
|
|
|
} else if (v1 < v2) {
|
|
|
return -1;
|
|
|
} else {
|
|
|
return 0;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
//若为混合比较
|
|
|
if(isNum[0] || !isNum[1]){ //数字 vs 非数字
|
|
|
return -1;
|
|
|
} else if(!isNum[0] || isNum[1]) { //非数字 vs 数字
|
|
|
return 1;
|
|
|
}
|
|
|
|
|
|
/*
|
|
|
//老版本
|
|
|
if(v1 && !v2){
|
|
|
return 1;
|
|
|
} else if(!v1 && v2){
|
|
|
return -1;
|
|
|
}
|
|
|
|
|
|
if(v1 > v2){
|
|
|
return 1;
|
|
|
} else if (v1 < v2) {
|
|
|
return -1;
|
|
|
} else {
|
|
|
return 0;
|
|
|
}
|
|
|
*/
|
|
|
|
|
|
});
|
|
|
|
|
|
desc && clone.reverse(); //倒序
|
|
|
return clone;
|
|
|
};
|
|
|
|
|
|
//阻止事件冒泡
|
|
|
Layui.prototype.stope = function(thisEvent){
|
|
|
thisEvent = thisEvent || win.event;
|
|
|
try { thisEvent.stopPropagation() } catch(e){
|
|
|
thisEvent.cancelBubble = true;
|
|
|
}
|
|
|
};
|
|
|
|
|
|
//字符常理
|
|
|
var EV_REMOVE = 'LAYUI-EVENT-REMOVE';
|
|
|
|
|
|
//自定义模块事件
|
|
|
Layui.prototype.onevent = function(modName, events, callback){
|
|
|
if(typeof modName !== 'string'
|
|
|
|| typeof callback !== 'function') return this;
|
|
|
|
|
|
return Layui.event(modName, events, null, callback);
|
|
|
};
|
|
|
|
|
|
//执行自定义模块事件
|
|
|
Layui.prototype.event = Layui.event = function(modName, events, params, fn){
|
|
|
var that = this
|
|
|
,result = null
|
|
|
,filter = (events || '').match(/\((.*)\)$/)||[] //提取事件过滤器字符结构，如：select(xxx)
|
|
|
,eventName = (modName + '.'+ events).replace(filter[0], '') //获取事件名称，如：form.select
|
|
|
,filterName = filter[1] || '' //获取过滤器名称,，如：xxx
|
|
|
,callback = function(_, item){
|
|
|
var res = item && item.call(that, params);
|
|
|
res === false && result === null && (result = false);
|
|
|
};
|
|
|
|
|
|
//如果参数传入特定字符，则执行移除事件
|
|
|
if(params === EV_REMOVE){
|
|
|
delete (that.cache.event[eventName] || {})[filterName];
|
|
|
return that;
|
|
|
}
|
|
|
|
|
|
//添加事件
|
|
|
if(fn){
|
|
|
config.event[eventName] = config.event[eventName] || {};
|
|
|
|
|
|
//这里不再对重复事件做支持
|
|
|
//config.event[eventName][filterName] ? config.event[eventName][filterName].push(fn) :
|
|
|
config.event[eventName][filterName] = [fn];
|
|
|
return this;
|
|
|
}
|
|
|
|
|
|
//执行事件回调
|
|
|
layui.each(config.event[eventName], function(key, item){
|
|
|
//执行当前模块的全部事件
|
|
|
if(filterName === '{*}'){
|
|
|
layui.each(item, callback);
|
|
|
return;
|
|
|
}
|
|
|
|
|
|
//执行指定事件
|
|
|
key === '' && layui.each(item, callback);
|
|
|
(filterName && key === filterName) && layui.each(item, callback);
|
|
|
});
|
|
|
|
|
|
return result;
|
|
|
};
|
|
|
|
|
|
//新增模块事件
|
|
|
Layui.prototype.on = function(events, modName, callback){
|
|
|
var that = this;
|
|
|
return that.onevent.call(that, modName, events, callback);
|
|
|
}
|
|
|
|
|
|
//移除模块事件
|
|
|
Layui.prototype.off = function(events, modName){
|
|
|
var that = this;
|
|
|
return that.event.call(that, modName, events, EV_REMOVE);
|
|
|
};
|
|
|
|
|
|
//exports layui
|
|
|
win.layui = new Layui();
|
|
|
|
|
|
}(window); //gulp build: layui-footer
|
|
|
|
