6475 lines
204 KiB
JavaScript
6475 lines
204 KiB
JavaScript
/*==================================================
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*
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* @authors yutent (yutent@doui.cc)
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* @date 2017-03-21 21:05:57
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* support IE10+ and other browsers
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*
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==================================================*/
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(function(global, factory) {
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if (typeof module === "object" && typeof module.exports === "object") {
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// For CommonJS and CommonJS-like environments where a proper `window`
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// is present, execute the factory and get yua.
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// For environments that do not have a `window` with a `document`
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// (such as Node.js), expose a factory as module.exports.
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// This accentuates the need for the creation of a real `window`.
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// e.g. var yua = require("yua")(window);
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module.exports = global.document ? factory(global, true) : function(w) {
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if (!w.document) {
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throw new Error("Yua只能运行在浏览器环境")
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}
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return factory(w)
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}
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} else {
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factory(global)
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}
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// Pass this if window is not defined yet
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}(typeof window !== "undefined" ? window : this, function(window, noGlobal){
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/*********************************************************************
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* 全局变量及方法 *
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**********************************************************************/
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var expose = Date.now()
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//http://stackoverflow.com/questions/7290086/javascript-use-strict-and-nicks-find-global-function
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var DOC = window.document
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var head = DOC.head //HEAD元素
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head.insertAdjacentHTML("afterBegin", '<yua :skip class="yua-hide"><style id="yua-style">.yua-hide{ display: none!important } .do-rule-tips {position:absolute;display:table;z-index:10240;min-width:75px;height:30px;padding:7px 8px;line-height:16px;color:#333;background:#f9ca05;white-space:pre;} .do-rule-tips:before {position:absolute;left:5px;bottom:-8px;width:0;height:0;border:8px solid transparent;border-left:8px solid #f9ca05;content: " "}</style></yua>')
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var ifGroup = head.firstChild
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function log() {
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if (yua.config.debug) {
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// http://stackoverflow.com/questions/8785624/how-to-safely-wrap-console-log
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console.log.apply(console, arguments)
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}
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}
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/**
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* Creates a new object without a prototype. This object is useful for lookup without having to
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* guard against prototypically inherited properties via hasOwnProperty.
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*
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* Related micro-benchmarks:
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* - http://jsperf.com/object-create2
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* - http://jsperf.com/proto-map-lookup/2
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* - http://jsperf.com/for-in-vs-object-keys2
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*/
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function createMap() {
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return Object.create(null)
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}
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var subscribers = "$" + expose
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var nullObject = {} //作用类似于noop，只用于代码防御，千万不要在它上面添加属性
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var rword = /[^, ]+/g //切割字符串为一个个小块，以空格或豆号分开它们，结合replace实现字符串的forEach
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var rw20g = /\w+/g
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var rsvg = /^\[object SVG\w*Element\]$/
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var rwindow = /^\[object (?:Window|DOMWindow|global)\]$/
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var oproto = Object.prototype
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var ohasOwn = oproto.hasOwnProperty
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var serialize = oproto.toString
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var ap = Array.prototype
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var aslice = ap.slice
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var W3C = window.dispatchEvent
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var root = DOC.documentElement
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var yuaFragment = DOC.createDocumentFragment()
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var cinerator = DOC.createElement("div")
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var class2type = {}
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"Boolean Number String Function Array Date RegExp Object Error".replace(rword, function (name) {
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class2type["[object " + name + "]"] = name.toLowerCase()
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})
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var bindingID = 1024
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var IEVersion = NaN
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if (window.VBArray) {
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IEVersion = document.documentMode || (window.XMLHttpRequest ? 7 : 6)
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}
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function noop(){}
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function scpCompile(array){
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return Function.apply(noop, array)
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}
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function oneObject(array, val) {
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if (typeof array === "string") {
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array = array.match(rword) || []
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}
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var result = {},
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value = val !== void 0 ? val : 1
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for (var i = 0, n = array.length; i < n; i++) {
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result[array[i]] = value
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}
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return result
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}
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var generateID = function (mark) {
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mark = mark && (mark + '-') || 'yua-'
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return mark + Math.floor(Date.now() / 1000).toString(16) + '-' + Math.random().toString(16).slice(2, 6) + '-' + Math.random().toString(16).slice(6, 10)
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}
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yua = function (el) { //创建jQuery式的无new 实例化结构
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return new yua.init(el)
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}
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/*视浏览器情况采用最快的异步回调*/
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yua.nextTick = new function () {// jshint ignore:line
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var tickImmediate = window.setImmediate
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var tickObserver = window.MutationObserver
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if (tickImmediate) {
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return tickImmediate.bind(window)
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}
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var queue = []
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function callback() {
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var n = queue.length
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for (var i = 0; i < n; i++) {
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queue[i]()
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}
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queue = queue.slice(n)
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}
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if (tickObserver) {
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var node = document.createTextNode("yua")
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new tickObserver(callback).observe(node, {characterData: true})// jshint ignore:line
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var bool = false
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return function (fn) {
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queue.push(fn)
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bool = !bool
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node.data = bool
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}
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}
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return function (fn) {
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setTimeout(fn, 4)
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}
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}// jshint ignore:line
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/*********************************************************************
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* yua的静态方法定义区 *
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**********************************************************************/
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yua.init = function (el) {
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this[0] = this.element = el
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}
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yua.fn = yua.prototype = yua.init.prototype
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yua.type = function (obj) { //取得目标的类型
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if (obj == null) {
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return String(obj)
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}
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// 早期的webkit内核浏览器实现了已废弃的ecma262v4标准，可以将正则字面量当作函数使用，因此typeof在判定正则时会返回function
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return typeof obj === "object" || typeof obj === "function" ?
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class2type[serialize.call(obj)] || "object" :
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typeof obj
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}
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yua.isFunction = function (fn) {
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return serialize.call(fn) === "[object Function]"
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}
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yua.isWindow = function (obj) {
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return rwindow.test(serialize.call(obj))
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}
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/*判定是否是一个朴素的javascript对象（Object），不是DOM对象，不是BOM对象，不是自定义类的实例*/
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yua.isPlainObject = function (obj) {
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// 简单的 typeof obj === "object"检测，会致使用isPlainObject(window)在opera下通不过
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return serialize.call(obj) === "[object Object]" && Object.getPrototypeOf(obj) === oproto
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}
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//与jQuery.extend方法，可用于浅拷贝，深拷贝
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yua.mix = yua.fn.mix = function () {
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var options, name, src, copy, copyIsArray, clone,
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target = arguments[0] || {},
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i = 1,
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length = arguments.length,
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deep = false
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// 如果第一个参数为布尔,判定是否深拷贝
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if (typeof target === "boolean") {
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deep = target
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target = arguments[1] || {}
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i++
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}
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//确保接受方为一个复杂的数据类型
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if (typeof target !== "object" && !yua.isFunction(target)) {
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target = {}
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}
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//如果只有一个参数，那么新成员添加于mix所在的对象上
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if (i === length) {
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target = this
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i--
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}
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for (; i < length; i++) {
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//只处理非空参数
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if ((options = arguments[i]) != null) {
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for (name in options) {
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src = target[name]
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copy = options[name]
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// 防止环引用
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if (target === copy) {
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continue
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}
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if (deep && copy && (yua.isPlainObject(copy) || (copyIsArray = Array.isArray(copy)))) {
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if (copyIsArray) {
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copyIsArray = false
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clone = src && Array.isArray(src) ? src : []
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} else {
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clone = src && yua.isPlainObject(src) ? src : {}
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}
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target[name] = yua.mix(deep, clone, copy)
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} else if (copy !== void 0) {
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target[name] = copy
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}
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}
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}
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}
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return target
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}
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/*-----------------部分ES6的JS实现 start---------------*/
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if(!Object.assign){
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Object.defineProperty(Object, 'assign', {
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enumerable: false,
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value: function(target, first){
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"use strict";
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if(target === undefined || target === null)
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throw new TypeError('Can not convert first argument to object')
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var to = Object(target)
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for(var i = 0, len = arguments.length; i < len; i++){
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var next = arguments[i]
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if(next === undefined || next === null)
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continue
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var keys = Object.keys(Object(next))
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for(var j = 0, n = keys.length; j < n; j++){
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var key = keys[j]
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var desc = Object.getOwnPropertyDescriptor(next, key)
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if(desc !== undefined && desc.enumerable)
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to[key] = next[key]
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}
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}
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return to
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}
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})
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}
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if(!Array.from){
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Object.defineProperty(Array, 'from', {
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enumerable: false,
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value: (function(){
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var toStr = Object.prototype.toString
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var isCallable = function(fn){
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return typeof fn === 'function' || toStr.call(fn) === '[object Function]'
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}
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var toInt = function(val){
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var num = val - 0
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if(isNaN(num))
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return 0
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||
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||
if(num === 0 || isFinite(num))
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||
return num
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return (num > 0 ? 1 : -1) * Math.floor(Math.abs(num))
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}
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var maxInt = Math.pow(2, 53) - 1
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var toLen = function(val){
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var len = toInt(val)
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return Math.min(Math.max(len, 0), maxInt)
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}
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return function(arrLike){
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var _this = this
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var items = Object(arrLike)
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if(arrLike === null)
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throw new TypeError('Array.from requires an array-like object - not null or undefined')
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var mapFn = arguments.length > 1 ? arguments[1] : undefined
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var other
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if(mapFn !== undefined){
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if(!isCallable(mapFn))
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throw new TypeError('Array.from: when provided, the second argument must be a function')
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if(arguments.length > 2)
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other = arguments[2]
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}
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var len = toLen(items.length)
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var arr = isCallable(_this) ? Object(new _this(len)) : new Array(len)
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||
var k = 0
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var kVal
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while(k < len){
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kVal = items[k]
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if(mapFn)
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arr[k] = other === 'undefined' ? mapFn(kVal, k) : mapFn.call(other, kVal, k)
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else
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arr[k] = kVal
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k++
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}
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arr.length = len
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return arr
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}
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})()
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})
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}
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||
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// 判断数组是否包含指定元素
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||
if(!Array.prototype.includes){
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Object.defineProperty(Array.prototype,
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'includes',
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{
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||
value: function(val){
|
||
for(var i in this){
|
||
if(this[i] === val)
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||
return true
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||
}
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return false
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||
},
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||
enumerable: false
|
||
})
|
||
}
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||
|
||
//类似于Array 的splice方法
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||
if(!String.prototype.splice){
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||
Object.defineProperty(String.prototype,
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'splice',
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{
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||
value: function(start, len, sub){
|
||
var length = this.length,
|
||
argLen = arguments.length;
|
||
|
||
fill = fill === undefined ? '' : fill
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||
|
||
if(argLen < 1){
|
||
return this
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||
}
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||
|
||
//处理负数
|
||
if(start < 0){
|
||
if(Math.abs(start) >= length)
|
||
start = 0
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else
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start = length + start
|
||
}
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||
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if(argLen === 1){
|
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return this.slice(0, start)
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||
}else{
|
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len -= 0;
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||
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||
var strl = this.slice(0, start),
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||
strr = this.slice(start + len);
|
||
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||
return strl + fill + strr
|
||
}
|
||
},
|
||
enumerable: false
|
||
})
|
||
}
|
||
|
||
if(!Date.prototype.getFullWeek){
|
||
//获取当天是本年度第几周
|
||
Object.defineProperty(Date.prototype,
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||
'getFullWeek',
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{
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value: function(){
|
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var thisYear = this.getFullYear(),
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that = new Date(thisYear, 0, 1),
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firstDay = that.getDay(),
|
||
numsOfToday = (this - that) / 86400000;
|
||
return Math.ceil((numsOfToday + firstDay) / 7)
|
||
},
|
||
enumerable: false
|
||
})
|
||
|
||
//获取当天是本月第几周
|
||
Object.defineProperty(Date.prototype,
|
||
'getWeek',
|
||
{
|
||
value: function(){
|
||
var today = this.getDate(),
|
||
thisMonth = this.getMonth(),
|
||
thisYear = this.getFullYear(),
|
||
firstDay = new Date(thisYear, thisMonth, 1).getDay();
|
||
return Math.ceil((today + firstDay) / 7)
|
||
},
|
||
enumerable: false
|
||
})
|
||
}
|
||
|
||
if(!Date.isDate){
|
||
Object.defineProperty(Date,
|
||
'isDate',
|
||
{
|
||
value: function(obj){
|
||
return (typeof obj === 'object') && obj.getTime ? true : false
|
||
},
|
||
enumerable: false
|
||
})
|
||
}
|
||
|
||
//时间格式化
|
||
if(!Date.prototype.format){
|
||
Object.defineProperty(Date.prototype,
|
||
'format',
|
||
{
|
||
value: function(str){
|
||
str = str || 'Y-m-d H:i:s'
|
||
var week = ['Mon', 'Tues', 'Wed', 'Thur', 'Fri', 'Sat', 'Sun'],
|
||
dt = {
|
||
'fullyear': this.getFullYear(),
|
||
'year': this.getYear(),
|
||
'fullweek': this.getFullWeek(),
|
||
'week': this.getWeek(),
|
||
'month': this.getMonth() + 1,
|
||
'date': this.getDate(),
|
||
'day': week[this.getDay()],
|
||
'hours': this.getHours(),
|
||
'minutes': this.getMinutes(),
|
||
'seconds': this.getSeconds()
|
||
},
|
||
re;
|
||
|
||
dt.g = dt.hours > 12 ? dt.hours - 12 : dt.hours
|
||
|
||
re = {
|
||
'Y': dt.fullyear,
|
||
'y': dt.year,
|
||
'm': dt.month < 10 ? '0' + dt.month : dt.month,
|
||
'n': dt.month,
|
||
'd': dt.date < 10 ? '0' + dt.date : dt.date,
|
||
'j': dt.date,
|
||
'H': dt.hours < 10 ? '0' + dt.hours : dt.hours,
|
||
'h': dt.g < 10 ? '0' + dt.g : dt.g,
|
||
'G': dt.hours,
|
||
'g': dt.g,
|
||
'i': dt.minutes < 10 ? '0' + dt.minutes : dt.minutes,
|
||
's': dt.seconds < 10 ? '0' + dt.seconds : dt.seconds,
|
||
'W': dt.fullweek,
|
||
'w': dt.week,
|
||
'D': dt.day
|
||
}
|
||
|
||
for(var i in re){
|
||
str = str.replace(new RegExp(i, 'g'), re[i])
|
||
}
|
||
return str
|
||
},
|
||
enumerable: false
|
||
})
|
||
}
|
||
|
||
|
||
/*-----------------部分ES6的JS实现 ending---------------*/
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
yua.mix({
|
||
rword: rword,
|
||
subscribers: subscribers,
|
||
version: '1.0.0-touch',
|
||
ui: {},
|
||
log: log,
|
||
slice: function (nodes, start, end) {
|
||
return aslice.call(nodes, start, end)
|
||
},
|
||
noop: noop,
|
||
/*如果不用Error对象封装一下，str在控制台下可能会乱码*/
|
||
error: function (str, e) {
|
||
throw new (e || Error)(str)// jshint ignore:line
|
||
},
|
||
/*将一个以空格或逗号隔开的字符串或数组,转换成一个键值都为1的对象*/
|
||
oneObject: oneObject,
|
||
/* yua.range(10)
|
||
=> [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
|
||
yua.range(1, 11)
|
||
=> [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
|
||
yua.range(0, 30, 5)
|
||
=> [0, 5, 10, 15, 20, 25]
|
||
yua.range(0, -10, -1)
|
||
=> [0, -1, -2, -3, -4, -5, -6, -7, -8, -9]
|
||
yua.range(0)
|
||
=> []*/
|
||
range: function (start, end, step) { // 用于生成整数数组
|
||
step || (step = 1)
|
||
if (end == null) {
|
||
end = start || 0
|
||
start = 0
|
||
}
|
||
var index = -1,
|
||
length = Math.max(0, Math.ceil((end - start) / step)),
|
||
result = new Array(length)
|
||
while (++index < length) {
|
||
result[index] = start
|
||
start += step
|
||
}
|
||
return result
|
||
},
|
||
eventHooks: {},
|
||
/*绑定事件*/
|
||
bind: function (el, type, fn, phase) {
|
||
var hooks = yua.eventHooks;
|
||
type = type.split(',');
|
||
yua.each(type, function(i, t){
|
||
t = t.trim()
|
||
var hook = hooks[t];
|
||
if (typeof hook === "object") {
|
||
type = hook.type || type
|
||
phase = hook.phase || !!phase
|
||
fn = hook.fix ? hook.fix(el, fn) : fn
|
||
}
|
||
el.addEventListener(t, fn, phase)
|
||
})
|
||
return fn
|
||
},
|
||
/*卸载事件*/
|
||
unbind: function (el, type, fn, phase) {
|
||
var hooks = yua.eventHooks;
|
||
type = type.split(',');
|
||
fn = fn || noop
|
||
yua.each(type, function(i, t){
|
||
t = t.trim()
|
||
var hook = hooks[t];
|
||
if (typeof hook === "object") {
|
||
type = hook.type || type
|
||
phase = hook.phase || !!phase
|
||
}
|
||
el.removeEventListener(t, fn, phase)
|
||
})
|
||
},
|
||
/*读写删除元素节点的样式*/
|
||
css: function (node, name, value) {
|
||
if (node instanceof yua) {
|
||
node = node[0]
|
||
}
|
||
var prop = /[_-]/.test(name) ? camelize(name) : name, fn
|
||
name = yua.cssName(prop) || prop
|
||
if (value === void 0 || typeof value === "boolean") { //获取样式
|
||
fn = cssHooks[prop + ":get"] || cssHooks["@:get"]
|
||
if (name === "background") {
|
||
name = "backgroundColor"
|
||
}
|
||
var val = fn(node, name)
|
||
return value === true ? parseFloat(val) || 0 : val
|
||
} else if (value === "") { //请除样式
|
||
node.style[name] = ""
|
||
} else { //设置样式
|
||
if (value == null || value !== value) {
|
||
return
|
||
}
|
||
if (isFinite(value) && !yua.cssNumber[prop]) {
|
||
value += "px"
|
||
}
|
||
fn = cssHooks[prop + ":set"] || cssHooks["@:set"]
|
||
fn(node, name, value)
|
||
}
|
||
},
|
||
/*遍历数组与对象,回调的第一个参数为索引或键名,第二个或元素或键值*/
|
||
each: function (obj, fn) {
|
||
if (obj) { //排除null, undefined
|
||
var i = 0
|
||
if (isArrayLike(obj)) {
|
||
for (var n = obj.length; i < n; i++) {
|
||
if (fn(i, obj[i]) === false)
|
||
break
|
||
}
|
||
} else {
|
||
for (i in obj) {
|
||
if (obj.hasOwnProperty(i) && fn(i, obj[i]) === false) {
|
||
break
|
||
}
|
||
}
|
||
}
|
||
}
|
||
},
|
||
Array: {
|
||
/*只有当前数组不存在此元素时只添加它*/
|
||
ensure: function (target, item) {
|
||
if (target.indexOf(item) === -1) {
|
||
return target.push(item)
|
||
}
|
||
},
|
||
/*移除数组中指定位置的元素，返回布尔表示成功与否*/
|
||
removeAt: function (target, index) {
|
||
return !!target.splice(index, 1).length
|
||
},
|
||
/*移除数组中第一个匹配传参的那个元素，返回布尔表示成功与否*/
|
||
remove: function (target, item) {
|
||
var index = target.indexOf(item)
|
||
if (~index)
|
||
return yua.Array.removeAt(target, index)
|
||
return false
|
||
}
|
||
},
|
||
/**
|
||
* [ls localStorage操作]
|
||
* @param {[type]} name [键名]
|
||
* @param {[type]} val [键值，为空时删除]
|
||
* @return
|
||
*/
|
||
ls: function(name, val){
|
||
if(!window.localStorage)
|
||
return log('该浏览器不支持本地储存localStorage')
|
||
|
||
if(this.type(name) === 'object'){
|
||
for(var i in name){
|
||
localStorage.setItem(i, name[i]);
|
||
}
|
||
return;
|
||
}
|
||
switch(arguments.length){
|
||
case 1:
|
||
return localStorage.getItem(name);
|
||
default:
|
||
if((this.type(val) == 'string' && val.trim() === '') || val === null){
|
||
localStorage.removeItem(name);
|
||
return;
|
||
}
|
||
if(this.type(val) !== 'object' && this.type(val) !== 'array'){
|
||
localStorage.setItem(name, val.toString());
|
||
}else{
|
||
localStorage.setItem(name, JSON.stringify(val));
|
||
}
|
||
}
|
||
},
|
||
/**
|
||
* [cookie cookie 操作 ]
|
||
* @param name [cookie名]
|
||
* @param value [cookie值]
|
||
* @param {[json]} opt [有效期，域名，路径等]
|
||
* @return {[boolean]} [读取时返回对应的值，写入时返回true]
|
||
*/
|
||
cookie: function(name, value, opt){
|
||
if(arguments.length > 1){
|
||
if(!name) return;
|
||
|
||
//设置默认的参数
|
||
opt = opt || {};
|
||
opt = this.mix({expires: '', path: '/', domain: document.domain, secure: ''}, opt);
|
||
|
||
if(!value){
|
||
document.cookie = encodeURIComponent(name) + "=; expires=Thu, 01 Jan 1970 00:00:00 GMT; domain=" + opt.domain + "; path=" + opt.path;
|
||
return true;
|
||
}
|
||
if (opt.expires) {
|
||
switch (opt.expires.constructor) {
|
||
case Number:
|
||
opt.expires = (opt.expires === Infinity) ? "; expires=Fri, 31 Dec 9999 23:59:59 GMT" : "; max-age=" + opt.expires;
|
||
break;
|
||
case String:
|
||
opt.expires = "; expires=" + opt.expires;
|
||
break;
|
||
case Date:
|
||
opt.expires = "; expires=" + opt.expires.toUTCString();
|
||
break;
|
||
}
|
||
}
|
||
document.cookie = encodeURIComponent(name) + "=" + encodeURIComponent(value) + opt.expires + "; domain=" + opt.domain + "; path=" + opt.path + "; " + opt.secure;
|
||
return true;
|
||
}else{
|
||
if (!name){
|
||
var keys = document.cookie.replace(/((?:^|\s*;)[^\=]+)(?=;|$)|^\s*|\s*(?:\=[^;]*)?(?:\1|$)/g, "").split(/\s*(?:\=[^;]*)?;\s*/);
|
||
for (var i=0, len=keys.length; i<len; i++) {
|
||
keys[i] = decodeURIComponent(keys[i]);
|
||
}
|
||
return keys;
|
||
}
|
||
return decodeURIComponent(document.cookie.replace(new RegExp("(?:(?:^|.*;)\\s*" + encodeURIComponent(name).replace(/[\-\.\+\*]/g, "\\$&") + "\\s*\\=\\s*([^;]*).*$)|^.*$"), "$1")) || null;
|
||
|
||
}
|
||
},
|
||
//获取url的参数
|
||
search:function(key){
|
||
key += ''
|
||
var uri = location.search
|
||
|
||
if(!key || !uri)
|
||
return null
|
||
|
||
uri = uri.slice(1)
|
||
uri = uri.split('&')
|
||
|
||
var obj = {}
|
||
for(var i in uri){
|
||
var item = uri[i]
|
||
var tmp = item.split("=")
|
||
tmp[1] = tmp.length < 2 ? null : tmp[1]
|
||
tmp[1] = decodeURIComponent(tmp[1])
|
||
if(obj.hasOwnProperty(tmp[0])){
|
||
if(typeof obj[tmp[0]] === 'object'){
|
||
obj[tmp[0]].push(tmp[1])
|
||
}else{
|
||
obj[tmp[0]] = [obj[tmp[0]]]
|
||
obj[tmp[0]].push(tmp[1])
|
||
}
|
||
}else{
|
||
obj[tmp[0]] = tmp[1]
|
||
}
|
||
}
|
||
return obj.hasOwnProperty(key) ? obj[key] : null
|
||
},
|
||
//复制文本到粘贴板
|
||
copy: function(txt){
|
||
if(!DOC.queryCommandSupported || !DOC.queryCommandSupported('copy'))
|
||
return log('该浏览器不支持复制到粘贴板')
|
||
|
||
var ta = DOC.createElement('textarea')
|
||
ta.textContent = txt
|
||
ta.style.position = 'fixed'
|
||
ta.style.bottom = '-1000px'
|
||
DOC.body.appendChild(ta)
|
||
ta.select()
|
||
try{
|
||
DOC.execCommand('copy')
|
||
}catch(err){
|
||
log('复制到粘贴板失败')
|
||
}
|
||
DOC.body.removeChild(ta)
|
||
}
|
||
})
|
||
|
||
var bindingHandlers = yua.bindingHandlers = {}
|
||
var bindingExecutors = yua.bindingExecutors = {}
|
||
|
||
var directives = yua.directives = {}
|
||
yua.directive = function (name, obj) {
|
||
bindingHandlers[name] = obj.init = (obj.init || noop)
|
||
bindingExecutors[name] = obj.update = (obj.update || noop)
|
||
return directives[name] = obj
|
||
}
|
||
|
||
/*判定是否类数组，如节点集合，纯数组，arguments与拥有非负整数的length属性的纯JS对象*/
|
||
function isArrayLike(obj) {
|
||
if (obj && typeof obj === "object") {
|
||
var n = obj.length,
|
||
str = serialize.call(obj)
|
||
if (/(Array|List|Collection|Map|Arguments)\]$/.test(str)) {
|
||
return true
|
||
} else if (str === "[object Object]" && n === (n >>> 0)) {
|
||
return true //由于ecma262v5能修改对象属性的enumerable，因此不能用propertyIsEnumerable来判定了
|
||
}
|
||
}
|
||
return false
|
||
}
|
||
|
||
// https://github.com/rsms/js-lru
|
||
var Cache = new function() {// jshint ignore:line
|
||
function LRU(maxLength) {
|
||
this.size = 0
|
||
this.limit = maxLength
|
||
this.head = this.tail = void 0
|
||
this._keymap = {}
|
||
}
|
||
|
||
var p = LRU.prototype
|
||
|
||
p.put = function(key, value) {
|
||
var entry = {
|
||
key: key,
|
||
value: value
|
||
}
|
||
this._keymap[key] = entry
|
||
if (this.tail) {
|
||
this.tail.newer = entry
|
||
entry.older = this.tail
|
||
} else {
|
||
this.head = entry
|
||
}
|
||
this.tail = entry
|
||
if (this.size === this.limit) {
|
||
this.shift()
|
||
} else {
|
||
this.size++
|
||
}
|
||
return value
|
||
}
|
||
|
||
p.shift = function() {
|
||
var entry = this.head
|
||
if (entry) {
|
||
this.head = this.head.newer
|
||
this.head.older =
|
||
entry.newer =
|
||
entry.older =
|
||
this._keymap[entry.key] = void 0
|
||
delete this._keymap[entry.key] //#1029
|
||
}
|
||
}
|
||
p.get = function(key) {
|
||
var entry = this._keymap[key]
|
||
if (entry === void 0)
|
||
return
|
||
if (entry === this.tail) {
|
||
return entry.value
|
||
}
|
||
// HEAD--------------TAIL
|
||
// <.older .newer>
|
||
// <--- add direction --
|
||
// A B C <D> E
|
||
if (entry.newer) {
|
||
if (entry === this.head) {
|
||
this.head = entry.newer
|
||
}
|
||
entry.newer.older = entry.older // C <-- E.
|
||
}
|
||
if (entry.older) {
|
||
entry.older.newer = entry.newer // C. --> E
|
||
}
|
||
entry.newer = void 0 // D --x
|
||
entry.older = this.tail // D. --> E
|
||
if (this.tail) {
|
||
this.tail.newer = entry // E. <-- D
|
||
}
|
||
this.tail = entry
|
||
return entry.value
|
||
}
|
||
return LRU
|
||
}// jshint ignore:line
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
/*********************************************************************
|
||
* DOM 底层补丁 *
|
||
**********************************************************************/
|
||
|
||
//safari5+是把contains方法放在Element.prototype上而不是Node.prototype
|
||
if (!DOC.contains) {
|
||
Node.prototype.contains = function (arg) {
|
||
return !!(this.compareDocumentPosition(arg) & 16)
|
||
}
|
||
}
|
||
yua.contains = function(root, el) {
|
||
try {
|
||
while ((el = el.parentNode))
|
||
if (el === root)
|
||
return true
|
||
return false
|
||
} catch (e) {
|
||
return false
|
||
}
|
||
}
|
||
|
||
if (window.SVGElement) {
|
||
var svgns = "http://www.w3.org/2000/svg"
|
||
var svg = DOC.createElementNS(svgns, "svg")
|
||
svg.innerHTML = '<circle cx="50" cy="50" r="40" fill="red" />'
|
||
if (!rsvg.test(svg.firstChild)) {// #409
|
||
/* jshint ignore:start */
|
||
function enumerateNode(node, targetNode) {
|
||
if (node && node.childNodes) {
|
||
var nodes = node.childNodes
|
||
for (var i = 0, el; el = nodes[i++]; ) {
|
||
if (el.tagName) {
|
||
var svg = DOC.createElementNS(svgns,
|
||
el.tagName.toLowerCase())
|
||
// copy attrs
|
||
ap.forEach.call(el.attributes, function (attr) {
|
||
svg.setAttribute(attr.name, attr.value)
|
||
})
|
||
// 递归处理子节点
|
||
enumerateNode(el, svg)
|
||
targetNode.appendChild(svg)
|
||
}
|
||
}
|
||
}
|
||
}
|
||
/* jshint ignore:end */
|
||
Object.defineProperties(SVGElement.prototype, {
|
||
"outerHTML": {//IE9-11,firefox不支持SVG元素的innerHTML,outerHTML属性
|
||
enumerable: true,
|
||
configurable: true,
|
||
get: function () {
|
||
return new XMLSerializer().serializeToString(this)
|
||
},
|
||
set: function (html) {
|
||
var tagName = this.tagName.toLowerCase(),
|
||
par = this.parentNode,
|
||
frag = yua.parseHTML(html)
|
||
// 操作的svg，直接插入
|
||
if (tagName === "svg") {
|
||
par.insertBefore(frag, this)
|
||
// svg节点的子节点类似
|
||
} else {
|
||
var newFrag = DOC.createDocumentFragment()
|
||
enumerateNode(frag, newFrag)
|
||
par.insertBefore(newFrag, this)
|
||
}
|
||
par.removeChild(this)
|
||
}
|
||
},
|
||
"innerHTML": {
|
||
enumerable: true,
|
||
configurable: true,
|
||
get: function () {
|
||
var s = this.outerHTML
|
||
var ropen = new RegExp("<" + this.nodeName + '\\b(?:(["\'])[^"]*?(\\1)|[^>])*>', "i")
|
||
var rclose = new RegExp("<\/" + this.nodeName + ">$", "i")
|
||
return s.replace(ropen, "").replace(rclose, "")
|
||
},
|
||
set: function (html) {
|
||
if (yua.clearHTML) {
|
||
yua.clearHTML(this)
|
||
var frag = yua.parseHTML(html)
|
||
enumerateNode(frag, this)
|
||
}
|
||
}
|
||
}
|
||
})
|
||
}
|
||
}
|
||
|
||
//========================= event binding ====================
|
||
|
||
var eventHooks = yua.eventHooks
|
||
|
||
//针对firefox, chrome修正mouseenter, mouseleave(chrome30+)
|
||
if (!("onmouseenter" in root)) {
|
||
yua.each({
|
||
mouseenter: "mouseover",
|
||
mouseleave: "mouseout"
|
||
}, function (origType, fixType) {
|
||
eventHooks[origType] = {
|
||
type: fixType,
|
||
fix: function (elem, fn) {
|
||
return function (e) {
|
||
var t = e.relatedTarget
|
||
if (!t || (t !== elem && !(elem.compareDocumentPosition(t) & 16))) {
|
||
delete e.type
|
||
e.type = origType
|
||
return fn.call(elem, e)
|
||
}
|
||
}
|
||
}
|
||
}
|
||
})
|
||
}
|
||
|
||
//针对IE9+, w3c修正animationend
|
||
yua.each({
|
||
AnimationEvent: "animationend",
|
||
WebKitAnimationEvent: "webkitAnimationEnd"
|
||
}, function (construct, fixType) {
|
||
if (window[construct] && !eventHooks.animationend) {
|
||
eventHooks.animationend = {
|
||
type: fixType
|
||
}
|
||
}
|
||
})
|
||
|
||
if (DOC.onmousewheel === void 0) {
|
||
/* IE6-11 chrome mousewheel wheelDetla 下 -120 上 120
|
||
firefox DOMMouseScroll detail 下3 上-3
|
||
firefox wheel detlaY 下3 上-3
|
||
IE9-11 wheel deltaY 下40 上-40
|
||
chrome wheel deltaY 下100 上-100 */
|
||
eventHooks.mousewheel = {
|
||
type: "wheel",
|
||
fix: function (elem, fn) {
|
||
return function (e) {
|
||
e.wheelDeltaY = e.wheelDelta = e.deltaY > 0 ? -120 : 120
|
||
e.wheelDeltaX = 0
|
||
Object.defineProperty(e, "type", {
|
||
value: "mousewheel"
|
||
})
|
||
fn.call(elem, e)
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
/*********************************************************************
|
||
* 配置系统 *
|
||
**********************************************************************/
|
||
|
||
function kernel(settings) {
|
||
for (var p in settings) {
|
||
if (!ohasOwn.call(settings, p))
|
||
continue
|
||
var val = settings[p]
|
||
if (typeof kernel.plugins[p] === "function") {
|
||
kernel.plugins[p](val)
|
||
} else if (typeof kernel[p] === "object") {
|
||
yua.mix(kernel[p], val)
|
||
} else {
|
||
kernel[p] = val
|
||
}
|
||
}
|
||
return this
|
||
}
|
||
yua.config = kernel
|
||
|
||
var openTag, closeTag, rexpr, rexprg, rbind, rregexp = /[-.*+?^${}()|[\]\/\\]/g
|
||
|
||
function escapeRegExp(target) {
|
||
//http://stevenlevithan.com/regex/xregexp/
|
||
//将字符串安全格式化为正则表达式的源码
|
||
return (target + "").replace(rregexp, "\\$&")
|
||
}
|
||
|
||
var plugins = {
|
||
interpolate: function (array) {
|
||
openTag = array[0]
|
||
closeTag = array[1]
|
||
if (openTag === closeTag) {
|
||
throw new SyntaxError("openTag!==closeTag")
|
||
var test = openTag + "test" + closeTag
|
||
cinerator.innerHTML = test
|
||
if (cinerator.innerHTML !== test && cinerator.innerHTML.indexOf("<") > -1) {
|
||
throw new SyntaxError("此定界符不合法")
|
||
}
|
||
cinerator.innerHTML = ""
|
||
}
|
||
kernel.openTag = openTag
|
||
kernel.closeTag = closeTag
|
||
var o = escapeRegExp(openTag),
|
||
c = escapeRegExp(closeTag)
|
||
rexpr = new RegExp(o + "([\\s\\S]*)" + c)
|
||
rexprg = new RegExp(o + "([\\s\\S]*)" + c, "g")
|
||
rbind = new RegExp(o + "[\\s\\S]*" + c + "|\\s:") //此处有疑问
|
||
}
|
||
}
|
||
kernel.plugins = plugins
|
||
kernel.plugins['interpolate'](["{{", "}}"])
|
||
|
||
kernel.async = true
|
||
kernel.debug = true
|
||
kernel.paths = {}
|
||
kernel.shim = {}
|
||
kernel.maxRepeatSize = 100
|
||
|
||
function $watch(expr, binding) {
|
||
var $events = this.$events || (this.$events = {}),
|
||
queue = $events[expr] || ($events[expr] = [])
|
||
|
||
if (typeof binding === "function") {
|
||
var backup = binding
|
||
backup.uuid = "_"+ (++bindingID)
|
||
binding = {
|
||
element: root,
|
||
type: "user-watcher",
|
||
handler: noop,
|
||
vmodels: [this],
|
||
expr: expr,
|
||
uuid: backup.uuid
|
||
}
|
||
binding.wildcard = /\*/.test(expr)
|
||
}
|
||
|
||
if (!binding.update) {
|
||
if (/\w\.*\B/.test(expr) || expr === "*") {
|
||
binding.getter = noop
|
||
var host = this
|
||
binding.update = function () {
|
||
var args = this.fireArgs || []
|
||
if (args[2])
|
||
binding.handler.apply(host, args)
|
||
delete this.fireArgs
|
||
}
|
||
queue.sync = true
|
||
yua.Array.ensure(queue, binding)
|
||
} else {
|
||
yua.injectBinding(binding)
|
||
}
|
||
if (backup) {
|
||
binding.handler = backup
|
||
}
|
||
} else if (!binding.oneTime) {
|
||
yua.Array.ensure(queue, binding)
|
||
}
|
||
|
||
return function () {
|
||
binding.update = binding.getter = binding.handler = noop
|
||
binding.element = DOC.createElement("a")
|
||
}
|
||
}
|
||
|
||
function $emit(key, args) {
|
||
var event = this.$events
|
||
if (event && event[key]) {
|
||
if (args) {
|
||
args[2] = key
|
||
}
|
||
var arr = event[key]
|
||
notifySubscribers(arr, args)
|
||
if (args && event['*'] && !/\./.test(key)) {
|
||
for (var sub, k = 0; sub = event["*"][k++]; ) {
|
||
try {
|
||
sub.handler.apply(this, args)
|
||
} catch (e) {
|
||
}
|
||
}
|
||
}
|
||
var parent = this.$up
|
||
if (parent) {
|
||
if (this.$pathname) {
|
||
$emit.call(parent, this.$pathname + "." + key, args)//以确切的值往上冒泡
|
||
}
|
||
$emit.call(parent, "*." + key, args)//以模糊的值往上冒泡
|
||
}
|
||
} else {
|
||
parent = this.$up
|
||
if (this.$ups) {
|
||
for (var i in this.$ups) {
|
||
|
||
$emit.call(this.$ups[i], i + "." + key, args)//以确切的值往上冒泡
|
||
}
|
||
return
|
||
}
|
||
if (parent) {
|
||
var p = this.$pathname
|
||
if (p === "")
|
||
p = "*"
|
||
var path = p + "." + key;
|
||
arr = path.split(".");
|
||
|
||
args = args.concat([path, key])
|
||
|
||
if (arr.indexOf("*") === -1) {
|
||
$emit.call(parent, path, args)//以确切的值往上冒泡
|
||
arr[1] = "*"
|
||
$emit.call(parent, arr.join("."), args)//以模糊的值往上冒泡
|
||
} else {
|
||
$emit.call(parent, path, args)//以确切的值往上冒泡
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
function collectDependency(el, key) {
|
||
do {
|
||
if (el.$watch) {
|
||
var e = el.$events || (el.$events = {})
|
||
var array = e[key] || (e[key] = [])
|
||
dependencyDetection.collectDependency(array)
|
||
return
|
||
}
|
||
el = el.$up
|
||
if (el) {
|
||
key = el.$pathname + "." + key
|
||
} else {
|
||
break
|
||
}
|
||
} while (true)
|
||
}
|
||
|
||
function notifySubscribers(subs, args) {
|
||
if (!subs)
|
||
return
|
||
if (new Date() - beginTime > 444 && typeof subs[0] === "object") {
|
||
rejectDisposeQueue()
|
||
}
|
||
var users = [], renders = []
|
||
for (var i = 0, sub; sub = subs[i++]; ) {
|
||
if (sub.type === "user-watcher") {
|
||
users.push(sub)
|
||
} else {
|
||
renders.push(sub)
|
||
}
|
||
}
|
||
if (kernel.async) {
|
||
buffer.render()//1
|
||
for (i = 0; sub = renders[i++]; ) {
|
||
if (sub.update) {
|
||
sub.uuid = sub.uuid || "_"+(++bindingID)
|
||
var uuid = sub.uuid
|
||
if (!buffer.queue[uuid]) {
|
||
buffer.queue[uuid] = "__"
|
||
buffer.queue.push(sub)
|
||
}
|
||
}
|
||
}
|
||
} else {
|
||
for (i = 0; sub = renders[i++]; ) {
|
||
if (sub.update) {
|
||
sub.update()//最小化刷新DOM树
|
||
}
|
||
}
|
||
}
|
||
for (i = 0; sub = users[i++]; ) {
|
||
if (args && args[2] === sub.expr || sub.wildcard) {
|
||
sub.fireArgs = args
|
||
}
|
||
sub.update()
|
||
}
|
||
}
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
//yua最核心的方法的两个方法之一（另一个是yua.scan），返回一个ViewModel(VM)
|
||
var VMODELS = yua.vmodels = {} //所有vmodel都储存在这里
|
||
yua.define = function (source) {
|
||
var $id = source.$id
|
||
if (!$id) {
|
||
log("warning: vm必须指定$id")
|
||
}
|
||
var vmodel = modelFactory(source)
|
||
vmodel.$id = $id
|
||
return VMODELS[$id] = vmodel
|
||
}
|
||
|
||
//一些不需要被监听的属性
|
||
var $$skipArray = oneObject("$id,$watch,$fire,$events,$model,$skipArray,$active,$pathname,$up,$ups,$track,$accessors")
|
||
|
||
//如果浏览器不支持ecma262v5的Object.defineProperties或者存在BUG，比如IE8
|
||
//标准浏览器使用__defineGetter__, __defineSetter__实现
|
||
|
||
function modelFactory(source, options) {
|
||
options = options || {}
|
||
options.watch = true
|
||
return observeObject(source, options)
|
||
}
|
||
|
||
//监听对象属性值的变化(注意,数组元素不是数组的属性),通过对劫持当前对象的访问器实现
|
||
//监听对象或数组的结构变化, 对对象的键值对进行增删重排, 或对数组的进行增删重排,都属于这范畴
|
||
// 通过比较前后代理VM顺序实现
|
||
function Component() {
|
||
}
|
||
|
||
function observeObject(source, options) {
|
||
if (!source || (source.$id && source.$accessors) || (source.nodeName && source.nodeType > 0)) {
|
||
return source
|
||
}
|
||
//source为原对象,不能是元素节点或null
|
||
//options,可选,配置对象,里面有old, force, watch这三个属性
|
||
options = options || nullObject
|
||
var force = options.force || nullObject
|
||
var old = options.old
|
||
var oldAccessors = old && old.$accessors || nullObject
|
||
var $vmodel = new Component() //要返回的对象, 它在IE6-8下可能被偷龙转凤
|
||
var accessors = {} //监控属性
|
||
var hasOwn = {}
|
||
var skip = []
|
||
var simple = []
|
||
var $skipArray = {}
|
||
if (source.$skipArray) {
|
||
$skipArray = oneObject(source.$skipArray)
|
||
delete source.$skipArray
|
||
}
|
||
//处理计算属性
|
||
var computed = source.$computed
|
||
if (computed) {
|
||
delete source.$computed
|
||
for (var name in computed) {
|
||
hasOwn[name] = true;
|
||
(function (key, value) {
|
||
var old;
|
||
if(typeof value === 'function'){
|
||
value = {get: value, set: noop}
|
||
}
|
||
if(typeof value.set !== 'function'){
|
||
value.set = noop
|
||
}
|
||
accessors[key] = {
|
||
get: function () {
|
||
return old = value.get.call(this)
|
||
},
|
||
set: function (x) {
|
||
var older = old,newer;
|
||
value.set.call(this, x)
|
||
newer = this[key]
|
||
if (this.$fire && (newer !== older)) {
|
||
this.$fire(key, newer, older)
|
||
}
|
||
},
|
||
enumerable: true,
|
||
configurable: true
|
||
}
|
||
})(name, computed[name])// jshint ignore:line
|
||
}
|
||
}
|
||
|
||
for (name in source) {
|
||
var value = source[name]
|
||
if (!$$skipArray[name])
|
||
hasOwn[name] = true
|
||
if (typeof value === "function" || (value && value.nodeName && value.nodeType > 0) ||
|
||
(!force[name] && (name.charAt(0) === "$" || $$skipArray[name] || $skipArray[name]))) {
|
||
skip.push(name)
|
||
} else if (isComputed(value)) {
|
||
log("warning:计算属性建议放在$computed对象中统一定义");
|
||
(function (key, value) {
|
||
var old;
|
||
if(typeof value === 'function'){
|
||
value = {get: value, set: noop}
|
||
}
|
||
if(typeof value.set !== 'function'){
|
||
value.set = noop
|
||
}
|
||
accessors[key] = {
|
||
get: function () {
|
||
return old = value.get.call(this)
|
||
},
|
||
set: function (x) {
|
||
var older = old,newer;
|
||
value.set.call(this, x)
|
||
newer = this[key]
|
||
if (this.$fire && (newer !== older)) {
|
||
this.$fire(key, newer, older)
|
||
}
|
||
},
|
||
enumerable: true,
|
||
configurable: true
|
||
}
|
||
})(name, value)// jshint ignore:line
|
||
} else {
|
||
simple.push(name)
|
||
if (oldAccessors[name]) {
|
||
accessors[name] = oldAccessors[name]
|
||
} else {
|
||
accessors[name] = makeGetSet(name, value)
|
||
}
|
||
}
|
||
}
|
||
|
||
accessors["$model"] = $modelDescriptor
|
||
$vmodel = Object.defineProperties($vmodel, accessors, source)
|
||
function trackBy(name) {
|
||
return hasOwn[name] === true
|
||
}
|
||
skip.forEach(function (name) {
|
||
$vmodel[name] = source[name]
|
||
})
|
||
|
||
|
||
/* jshint ignore:start */
|
||
hideProperty($vmodel, "$ups", null)
|
||
hideProperty($vmodel, "$id", "anonymous")
|
||
hideProperty($vmodel, "$up", old ? old.$up : null)
|
||
hideProperty($vmodel, "$track", Object.keys(hasOwn))
|
||
hideProperty($vmodel, "$active", false)
|
||
hideProperty($vmodel, "$pathname", old ? old.$pathname : "")
|
||
hideProperty($vmodel, "$accessors", accessors)
|
||
hideProperty($vmodel, "hasOwnProperty", trackBy)
|
||
if (options.watch) {
|
||
hideProperty($vmodel, "$watch", function () {
|
||
return $watch.apply($vmodel, arguments)
|
||
})
|
||
hideProperty($vmodel, "$fire", function (path, a) {
|
||
if (path.indexOf("all!") === 0) {
|
||
var ee = path.slice(4)
|
||
for (var i in yua.vmodels) {
|
||
var v = yua.vmodels[i]
|
||
v.$fire && v.$fire.apply(v, [ee, a])
|
||
}
|
||
} else {
|
||
$emit.call($vmodel, path, [a])
|
||
}
|
||
})
|
||
}
|
||
/* jshint ignore:end */
|
||
|
||
//必须设置了$active,$events
|
||
simple.forEach(function (name) {
|
||
var oldVal = old && old[name]
|
||
var val = $vmodel[name] = source[name]
|
||
if (val && typeof val === "object") {
|
||
val.$up = $vmodel
|
||
val.$pathname = name
|
||
}
|
||
$emit.call($vmodel, name,[val,oldVal])
|
||
})
|
||
for (name in computed) {
|
||
value = $vmodel[name]
|
||
}
|
||
$vmodel.$active = true
|
||
|
||
return $vmodel
|
||
}
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
/*
|
||
新的VM拥有如下私有属性
|
||
$id: vm.id
|
||
$events: 放置$watch回调与绑定对象
|
||
$watch: 增强版$watch
|
||
$fire: 触发$watch回调
|
||
$track:一个数组,里面包含用户定义的所有键名
|
||
$active:boolean,false时防止依赖收集
|
||
$model:返回一个纯净的JS对象
|
||
$accessors:放置所有读写器的数据描述对象
|
||
$up:返回其上级对象
|
||
$pathname:返回此对象在上级对象的名字,注意,数组元素的$pathname为空字符串
|
||
=============================
|
||
$skipArray:用于指定不可监听的属性,但VM生成是没有此属性的
|
||
*/
|
||
function isComputed(val) {//speed up!
|
||
if (val && typeof val === "object") {
|
||
for (var i in val) {
|
||
if (i !== "get" && i !== "set") {
|
||
return false
|
||
}
|
||
}
|
||
return typeof val.get === "function"
|
||
}
|
||
}
|
||
function makeGetSet(key, value) {
|
||
var childVm, value = NaN
|
||
return {
|
||
get: function () {
|
||
if (this.$active) {
|
||
collectDependency(this, key)
|
||
}
|
||
return value
|
||
},
|
||
set: function (newVal) {
|
||
if (value === newVal)
|
||
return
|
||
var oldValue = value
|
||
childVm = observe(newVal, value)
|
||
if (childVm) {
|
||
value = childVm
|
||
} else {
|
||
childVm = void 0
|
||
value = newVal
|
||
}
|
||
|
||
if (Object(childVm) === childVm) {
|
||
childVm.$pathname = key
|
||
childVm.$up = this
|
||
}
|
||
if (this.$active) {
|
||
$emit.call(this, key, [value, oldValue])
|
||
}
|
||
},
|
||
enumerable: true,
|
||
configurable: true
|
||
}
|
||
}
|
||
|
||
function observe(obj, old, hasReturn, watch) {
|
||
if (Array.isArray(obj)) {
|
||
return observeArray(obj, old, watch)
|
||
} else if (yua.isPlainObject(obj)) {
|
||
if (old && typeof old === 'object') {
|
||
var keys = Object.keys(obj)
|
||
var keys2 = Object.keys(old)
|
||
if (keys.join(";") === keys2.join(";")) {
|
||
for (var i in obj) {
|
||
if (obj.hasOwnProperty(i)) {
|
||
old[i] = obj[i]
|
||
}
|
||
}
|
||
return old
|
||
}
|
||
old.$active = false
|
||
}
|
||
return observeObject(obj, {
|
||
old: old,
|
||
watch: watch
|
||
})
|
||
}
|
||
if (hasReturn) {
|
||
return obj
|
||
}
|
||
}
|
||
|
||
function observeArray(array, old, watch) {
|
||
if (old && old.splice) {
|
||
var args = [0, old.length].concat(array)
|
||
old.splice.apply(old, args)
|
||
return old
|
||
} else {
|
||
for (var i in newProto) {
|
||
array[i] = newProto[i]
|
||
}
|
||
hideProperty(array, "$up", null)
|
||
hideProperty(array, "$pathname", "")
|
||
hideProperty(array, "$track", createTrack(array.length))
|
||
|
||
array._ = observeObject({
|
||
length: NaN
|
||
}, {
|
||
watch: true
|
||
})
|
||
array._.length = array.length
|
||
array._.$watch("length", function (a, b) {
|
||
$emit.call(array.$up, array.$pathname + ".length", [a, b])
|
||
})
|
||
if (watch) {
|
||
hideProperty(array, "$watch", function () {
|
||
return $watch.apply(array, arguments)
|
||
})
|
||
}
|
||
|
||
Object.defineProperty(array, "$model", $modelDescriptor)
|
||
|
||
for (var j = 0, n = array.length; j < n; j++) {
|
||
var el = array[j] = observe(array[j], 0, 1, 1)
|
||
if (Object(el) === el) {//#1077
|
||
el.$up = array
|
||
}
|
||
}
|
||
|
||
return array
|
||
}
|
||
}
|
||
|
||
function hideProperty(host, name, value) {
|
||
|
||
Object.defineProperty(host, name, {
|
||
value: value,
|
||
writable: true,
|
||
enumerable: false,
|
||
configurable: true
|
||
})
|
||
|
||
}
|
||
|
||
function toJson(val) {
|
||
var xtype = yua.type(val)
|
||
if (xtype === "array") {
|
||
var array = []
|
||
for (var i = 0; i < val.length; i++) {
|
||
array[i] = toJson(val[i])
|
||
}
|
||
return array
|
||
} else if (xtype === "object") {
|
||
var obj = {}
|
||
for (i in val) {
|
||
if (val.hasOwnProperty(i)) {
|
||
var value = val[i]
|
||
obj[i] = value && value.nodeType ? value : toJson(value)
|
||
}
|
||
}
|
||
return obj
|
||
}
|
||
return val
|
||
}
|
||
|
||
var $modelDescriptor = {
|
||
get: function () {
|
||
return toJson(this)
|
||
},
|
||
set: noop,
|
||
enumerable: false,
|
||
configurable: true
|
||
}
|
||
|
||
|
||
|
||
|
||
|
||
/*********************************************************************
|
||
* 监控数组（与:each, :repeat配合使用） *
|
||
**********************************************************************/
|
||
|
||
var arrayMethods = ['push', 'pop', 'shift', 'unshift', 'splice']
|
||
var arrayProto = Array.prototype
|
||
var newProto = {
|
||
notify: function () {
|
||
$emit.call(this.$up, this.$pathname)
|
||
},
|
||
set: function (index, val) {
|
||
if (((index >>> 0) === index) && this[index] !== val) {
|
||
if (index > this.length) {
|
||
throw Error(index + "set方法的第一个参数不能大于原数组长度")
|
||
}
|
||
$emit.call(this.$up, this.$pathname + ".*", [val, this[index]])
|
||
this.splice(index, 1, val)
|
||
}
|
||
},
|
||
contains: function (el) { //判定是否包含
|
||
return this.indexOf(el) !== -1
|
||
},
|
||
ensure: function (el) {
|
||
if (!this.contains(el)) { //只有不存在才push
|
||
this.push(el)
|
||
}
|
||
return this
|
||
},
|
||
pushArray: function (arr) {
|
||
return this.push.apply(this, arr)
|
||
},
|
||
remove: function (el) { //移除第一个等于给定值的元素
|
||
return this.removeAt(this.indexOf(el))
|
||
},
|
||
removeAt: function (index) { //移除指定索引上的元素
|
||
if ((index >>> 0) === index) {
|
||
return this.splice(index, 1)
|
||
}
|
||
return []
|
||
},
|
||
size: function () { //取得数组长度，这个函数可以同步视图，length不能
|
||
return this._.length
|
||
},
|
||
removeAll: function (all) { //移除N个元素
|
||
if (Array.isArray(all)) {
|
||
for (var i = this.length - 1; i >= 0; i--) {
|
||
if (all.indexOf(this[i]) !== -1) {
|
||
_splice.call(this.$track, i, 1)
|
||
_splice.call(this, i, 1)
|
||
|
||
}
|
||
}
|
||
} else if (typeof all === "function") {
|
||
for (i = this.length - 1; i >= 0; i--) {
|
||
var el = this[i]
|
||
if (all(el, i)) {
|
||
_splice.call(this.$track, i, 1)
|
||
_splice.call(this, i, 1)
|
||
|
||
}
|
||
}
|
||
} else {
|
||
_splice.call(this.$track, 0, this.length)
|
||
_splice.call(this, 0, this.length)
|
||
|
||
}
|
||
if (!W3C) {
|
||
this.$model = toJson(this)
|
||
}
|
||
this.notify()
|
||
this._.length = this.length
|
||
},
|
||
clear: function () {
|
||
this.removeAll()
|
||
return this
|
||
}
|
||
}
|
||
|
||
var _splice = arrayProto.splice
|
||
arrayMethods.forEach(function (method) {
|
||
var original = arrayProto[method]
|
||
newProto[method] = function () {
|
||
// 继续尝试劫持数组元素的属性
|
||
var args = []
|
||
for (var i = 0, n = arguments.length; i < n; i++) {
|
||
args[i] = observe(arguments[i], 0, 1, 1)
|
||
}
|
||
var result = original.apply(this, args)
|
||
addTrack(this.$track, method, args)
|
||
if (!W3C) {
|
||
this.$model = toJson(this)
|
||
}
|
||
this.notify()
|
||
this._.length = this.length
|
||
return result
|
||
}
|
||
})
|
||
|
||
"sort,reverse".replace(rword, function (method) {
|
||
newProto[method] = function () {
|
||
var oldArray = this.concat() //保持原来状态的旧数组
|
||
var newArray = this
|
||
var mask = Math.random()
|
||
var indexes = []
|
||
var hasSort = false
|
||
arrayProto[method].apply(newArray, arguments) //排序
|
||
for (var i = 0, n = oldArray.length; i < n; i++) {
|
||
var neo = newArray[i]
|
||
var old = oldArray[i]
|
||
if (neo === old) {
|
||
indexes.push(i)
|
||
} else {
|
||
var index = oldArray.indexOf(neo)
|
||
indexes.push(index)//得到新数组的每个元素在旧数组对应的位置
|
||
oldArray[index] = mask //屏蔽已经找过的元素
|
||
hasSort = true
|
||
}
|
||
}
|
||
if (hasSort) {
|
||
sortByIndex(this.$track, indexes)
|
||
if (!W3C) {
|
||
this.$model = toJson(this)
|
||
}
|
||
this.notify()
|
||
}
|
||
return this
|
||
}
|
||
})
|
||
|
||
function sortByIndex(array, indexes) {
|
||
var map = {};
|
||
for (var i = 0, n = indexes.length; i < n; i++) {
|
||
map[i] = array[i]
|
||
var j = indexes[i]
|
||
if (j in map) {
|
||
array[i] = map[j]
|
||
delete map[j]
|
||
} else {
|
||
array[i] = array[j]
|
||
}
|
||
}
|
||
}
|
||
|
||
function createTrack(n) {
|
||
var ret = []
|
||
for (var i = 0; i < n; i++) {
|
||
ret[i] = generateID("$proxy$each")
|
||
}
|
||
return ret
|
||
}
|
||
|
||
function addTrack(track, method, args) {
|
||
switch (method) {
|
||
case 'push':
|
||
case 'unshift':
|
||
args = createTrack(args.length)
|
||
break
|
||
case 'splice':
|
||
if (args.length > 2) {
|
||
// 0, 5, a, b, c --> 0, 2, 0
|
||
// 0, 5, a, b, c, d, e, f, g--> 0, 0, 3
|
||
var del = args[1]
|
||
var add = args.length - 2
|
||
// args = [args[0], Math.max(del - add, 0)].concat(createTrack(Math.max(add - del, 0)))
|
||
args = [args[0], args[1]].concat(createTrack(args.length - 2))
|
||
}
|
||
break
|
||
}
|
||
Array.prototype[method].apply(track, args)
|
||
}
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
/*********************************************************************
|
||
* 依赖调度系统 *
|
||
**********************************************************************/
|
||
|
||
//检测两个对象间的依赖关系
|
||
var dependencyDetection = (function () {
|
||
var outerFrames = []
|
||
var currentFrame
|
||
return {
|
||
begin: function (binding) {
|
||
//accessorObject为一个拥有callback的对象
|
||
outerFrames.push(currentFrame)
|
||
currentFrame = binding
|
||
},
|
||
end: function () {
|
||
currentFrame = outerFrames.pop()
|
||
},
|
||
collectDependency: function (array) {
|
||
if (currentFrame) {
|
||
//被dependencyDetection.begin调用
|
||
currentFrame.callback(array)
|
||
}
|
||
}
|
||
};
|
||
})()
|
||
|
||
//将绑定对象注入到其依赖项的订阅数组中
|
||
var roneval = /^on$/
|
||
|
||
function returnRandom() {
|
||
return new Date() - 0
|
||
}
|
||
|
||
yua.injectBinding = function (binding) {
|
||
|
||
binding.handler = binding.handler || directives[binding.type].update || noop
|
||
binding.update = function () {
|
||
var begin = false
|
||
if (!binding.getter) {
|
||
begin = true
|
||
dependencyDetection.begin({
|
||
callback: function (array) {
|
||
injectDependency(array, binding)
|
||
}
|
||
})
|
||
binding.getter = parseExpr(binding.expr, binding.vmodels, binding)
|
||
binding.observers.forEach(function (a) {
|
||
a.v.$watch(a.p, binding)
|
||
})
|
||
delete binding.observers
|
||
}
|
||
try {
|
||
var args = binding.fireArgs, a, b
|
||
delete binding.fireArgs
|
||
if (!args) {
|
||
if (binding.type === "on") {
|
||
a = binding.getter + ""
|
||
} else {
|
||
try {
|
||
a = binding.getter.apply(0, binding.args)
|
||
} catch(e) {
|
||
a = null
|
||
}
|
||
}
|
||
} else {
|
||
a = args[0]
|
||
b = args[1]
|
||
}
|
||
b = typeof b === "undefined" ? binding.oldValue : b
|
||
if (binding._filters) {
|
||
a = filters.$filter.apply(0, [a].concat(binding._filters))
|
||
}
|
||
if (binding.signature) {
|
||
var xtype = yua.type(a)
|
||
if (xtype !== "array" && xtype !== "object") {
|
||
throw Error("warning:" + binding.expr + "只能是对象或数组")
|
||
}
|
||
binding.xtype = xtype
|
||
var vtrack = getProxyIds(binding.proxies || [], xtype)
|
||
var mtrack = a.$track || (xtype === "array" ? createTrack(a.length) :
|
||
Object.keys(a))
|
||
binding.track = mtrack
|
||
if (vtrack !== mtrack.join(";")) {
|
||
binding.handler(a, b)
|
||
binding.oldValue = 1
|
||
}
|
||
} else if (Array.isArray(a) ? a.length !== (b && b.length) : false) {
|
||
binding.handler(a, b)
|
||
binding.oldValue = a.concat()
|
||
} else if (!("oldValue" in binding) || a !== b) {
|
||
binding.handler(a, b)
|
||
binding.oldValue = Array.isArray(a) ? a.concat() : a
|
||
}
|
||
} catch (e) {
|
||
delete binding.getter
|
||
log("warning:exception throwed in [yua.injectBinding] ", e)
|
||
var node = binding.element
|
||
if (node && node.nodeType === 3) {
|
||
node.nodeValue = openTag + (binding.oneTime ? "::" : "") + binding.expr + closeTag
|
||
}
|
||
} finally {
|
||
begin && dependencyDetection.end()
|
||
|
||
}
|
||
}
|
||
binding.update()
|
||
}
|
||
|
||
//将依赖项(比它高层的访问器或构建视图刷新函数的绑定对象)注入到订阅者数组
|
||
function injectDependency(list, binding) {
|
||
if (binding.oneTime)
|
||
return
|
||
if (list && yua.Array.ensure(list, binding) && binding.element) {
|
||
injectDisposeQueue(binding, list)
|
||
if (new Date() - beginTime > 444) {
|
||
rejectDisposeQueue()
|
||
}
|
||
}
|
||
}
|
||
|
||
function getProxyIds(a, isArray) {
|
||
var ret = []
|
||
for (var i = 0, el; el = a[i++]; ) {
|
||
ret.push(isArray ? el.$id : el.$key)
|
||
}
|
||
return ret.join(";")
|
||
}
|
||
|
||
/*********************************************************************
|
||
* 定时GC回收机制 (基于1.6基于频率的GC) *
|
||
**********************************************************************/
|
||
|
||
var disposeQueue = yua.$$subscribers = []
|
||
var beginTime = new Date()
|
||
|
||
//添加到回收列队中
|
||
function injectDisposeQueue(data, list) {
|
||
data.list = list
|
||
data.i = ~~data.i
|
||
if (!data.uuid) {
|
||
data.uuid = "_" + (++bindingID)
|
||
}
|
||
if (!disposeQueue[data.uuid]) {
|
||
disposeQueue[data.uuid] = "__"
|
||
disposeQueue.push(data)
|
||
}
|
||
}
|
||
|
||
var lastGCIndex = 0
|
||
function rejectDisposeQueue(data) {
|
||
var i = lastGCIndex || disposeQueue.length
|
||
var threshold = 0
|
||
while (data = disposeQueue[--i]) {
|
||
if (data.i < 7) {
|
||
if (data.element === null) {
|
||
disposeQueue.splice(i, 1)
|
||
if (data.list) {
|
||
yua.Array.remove(data.list, data)
|
||
delete disposeQueue[data.uuid]
|
||
}
|
||
continue
|
||
}
|
||
if (shouldDispose(data.element)) { //如果它的虚拟DOM不在VTree上或其属性不在VM上
|
||
disposeQueue.splice(i, 1)
|
||
yua.Array.remove(data.list, data)
|
||
disposeData(data)
|
||
//yua会在每次全量更新时,比较上次执行时间,
|
||
//假若距离上次有半秒,就会发起一次GC,并且只检测当中的500个绑定
|
||
//而一个正常的页面不会超过2000个绑定(500即取其4分之一)
|
||
//用户频繁操作页面,那么2,3秒内就把所有绑定检测一遍,将无效的绑定移除
|
||
if (threshold++ > 500) {
|
||
lastGCIndex = i
|
||
break
|
||
}
|
||
continue
|
||
}
|
||
data.i++
|
||
//基于检测频率，如果检测过7次，可以认为其是长久存在的节点，那么以后每7次才检测一次
|
||
if (data.i === 7) {
|
||
data.i = 14
|
||
}
|
||
} else {
|
||
data.i--
|
||
}
|
||
}
|
||
beginTime = new Date()
|
||
}
|
||
|
||
function disposeData(data) {
|
||
delete disposeQueue[data.uuid] // 先清除，不然无法回收了
|
||
data.element = null
|
||
data.rollback && data.rollback()
|
||
for (var key in data) {
|
||
data[key] = null
|
||
}
|
||
}
|
||
|
||
function shouldDispose(el) {
|
||
try {//IE下，如果文本节点脱离DOM树，访问parentNode会报错
|
||
var fireError = el.parentNode.nodeType
|
||
} catch (e) {
|
||
return true
|
||
}
|
||
if (el.ifRemove) {
|
||
// 如果节点被放到ifGroup，才移除
|
||
if (!root.contains(el.ifRemove) && (ifGroup === el.parentNode)) {
|
||
el.parentNode && el.parentNode.removeChild(el)
|
||
return true
|
||
}
|
||
}
|
||
return el.msRetain ? 0 : (el.nodeType === 1 ? !root.contains(el) : !yua.contains(root, el))
|
||
}
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
/************************************************************************
|
||
* HTML处理(parseHTML, innerHTML, clearHTML) *
|
||
*************************************************************************/
|
||
|
||
//parseHTML的辅助变量
|
||
var tagHooks = new function() {// jshint ignore:line
|
||
yua.mix(this, {
|
||
option: DOC.createElement("select"),
|
||
thead: DOC.createElement("table"),
|
||
td: DOC.createElement("tr"),
|
||
area: DOC.createElement("map"),
|
||
tr: DOC.createElement("tbody"),
|
||
col: DOC.createElement("colgroup"),
|
||
legend: DOC.createElement("fieldset"),
|
||
_default: DOC.createElement("div"),
|
||
"g": DOC.createElementNS("http://www.w3.org/2000/svg", "svg")
|
||
})
|
||
this.optgroup = this.option
|
||
this.tbody = this.tfoot = this.colgroup = this.caption = this.thead
|
||
this.th = this.td
|
||
}// jshint ignore:line
|
||
String("circle,defs,ellipse,image,line,path,polygon,polyline,rect,symbol,text,use").replace(rword, function(tag) {
|
||
tagHooks[tag] = tagHooks.g //处理SVG
|
||
})
|
||
|
||
var rtagName = /<([\w:]+)/
|
||
var rxhtml = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/ig
|
||
var scriptTypes = oneObject(["", "text/javascript", "text/ecmascript", "application/ecmascript", "application/javascript"])
|
||
var script = DOC.createElement("script")
|
||
var rhtml = /<|&#?\w+;/
|
||
|
||
yua.parseHTML = function(html) {
|
||
var fragment = yuaFragment.cloneNode(false)
|
||
if (typeof html !== "string" ) {
|
||
return fragment
|
||
}
|
||
if (!rhtml.test(html)) {
|
||
fragment.appendChild(DOC.createTextNode(html))
|
||
return fragment
|
||
}
|
||
html = html.replace(rxhtml, "<$1></$2>").trim()
|
||
var tag = (rtagName.exec(html) || ["", ""])[1].toLowerCase(),
|
||
//取得其标签名
|
||
wrapper = tagHooks[tag] || tagHooks._default,
|
||
firstChild
|
||
wrapper.innerHTML = html
|
||
var els = wrapper.getElementsByTagName("script")
|
||
if (els.length) { //使用innerHTML生成的script节点不会发出请求与执行text属性
|
||
for (var i = 0, el; el = els[i++]; ) {
|
||
if (scriptTypes[el.type]) {
|
||
var neo = script.cloneNode(false) //FF不能省略参数
|
||
ap.forEach.call(el.attributes, function(attr) {
|
||
neo.setAttribute(attr.name, attr.value)
|
||
})// jshint ignore:line
|
||
neo.text = el.text
|
||
el.parentNode.replaceChild(neo, el)
|
||
}
|
||
}
|
||
}
|
||
|
||
while (firstChild = wrapper.firstChild) { // 将wrapper上的节点转移到文档碎片上！
|
||
fragment.appendChild(firstChild)
|
||
}
|
||
return fragment
|
||
}
|
||
|
||
yua.innerHTML = function(node, html) {
|
||
var a = this.parseHTML(html)
|
||
this.clearHTML(node).appendChild(a)
|
||
}
|
||
|
||
yua.clearHTML = function(node) {
|
||
node.textContent = ""
|
||
while (node.firstChild) {
|
||
node.removeChild(node.firstChild)
|
||
}
|
||
return node
|
||
}
|
||
|
||
/*********************************************************************
|
||
* yua的原型方法定义区 *
|
||
**********************************************************************/
|
||
|
||
function hyphen(target) {
|
||
//转换为连字符线风格
|
||
return target.replace(/([a-z\d])([A-Z]+)/g, "$1-$2").toLowerCase()
|
||
}
|
||
|
||
function camelize(target) {
|
||
//转换为驼峰风格
|
||
if (target.indexOf("-") < 0 && target.indexOf("_") < 0) {
|
||
return target //提前判断，提高getStyle等的效率
|
||
}
|
||
return target.replace(/[-_][^-_]/g, function (match) {
|
||
return match.charAt(1).toUpperCase()
|
||
})
|
||
}
|
||
|
||
"add,remove".replace(rword, function (method) {
|
||
yua.fn[method + "Class"] = function (cls) {
|
||
var el = this[0]
|
||
//https://developer.mozilla.org/zh-CN/docs/Mozilla/Firefox/Releases/26
|
||
if (cls && typeof cls === "string" && el && el.nodeType === 1) {
|
||
cls.replace(/\S+/g, function (c) {
|
||
el.classList[method](c)
|
||
})
|
||
}
|
||
return this
|
||
}
|
||
})
|
||
|
||
yua.fn.mix({
|
||
hasClass: function (cls) {
|
||
var el = this[0] || {} //IE10+, chrome8+, firefox3.6+, safari5.1+,opera11.5+支持classList,chrome24+,firefox26+支持classList2.0
|
||
return el.nodeType === 1 && el.classList.contains(cls)
|
||
},
|
||
toggleClass: function (value, stateVal) {
|
||
var className, i = 0
|
||
var classNames = String(value).match(/\S+/g) || []
|
||
var isBool = typeof stateVal === "boolean"
|
||
while ((className = classNames[i++])) {
|
||
var state = isBool ? stateVal : !this.hasClass(className)
|
||
this[state ? "addClass" : "removeClass"](className)
|
||
}
|
||
return this
|
||
},
|
||
attr: function (name, value) {
|
||
if (arguments.length === 2) {
|
||
this[0].setAttribute(name, value)
|
||
return this
|
||
} else {
|
||
return this[0].getAttribute(name)
|
||
}
|
||
},
|
||
data: function (name, value) {
|
||
name = "data-" + hyphen(name || "")
|
||
switch (arguments.length) {
|
||
case 2:
|
||
this.attr(name, value)
|
||
return this
|
||
case 1:
|
||
var val = this.attr(name)
|
||
return parseData(val)
|
||
case 0:
|
||
var ret = {}
|
||
ap.forEach.call(this[0].attributes, function (attr) {
|
||
if (attr) {
|
||
name = attr.name
|
||
if (!name.indexOf("data-")) {
|
||
name = camelize(name.slice(5))
|
||
ret[name] = parseData(attr.value)
|
||
}
|
||
}
|
||
})
|
||
return ret
|
||
}
|
||
},
|
||
removeData: function (name) {
|
||
name = "data-" + hyphen(name)
|
||
this[0].removeAttribute(name)
|
||
return this
|
||
},
|
||
css: function (name, value) {
|
||
if (yua.isPlainObject(name)) {
|
||
for (var i in name) {
|
||
yua.css(this, i, name[i])
|
||
}
|
||
} else {
|
||
var ret = yua.css(this, name, value)
|
||
}
|
||
return ret !== void 0 ? ret : this
|
||
},
|
||
position: function () {
|
||
var offsetParent, offset,
|
||
elem = this[0],
|
||
parentOffset = {
|
||
top: 0,
|
||
left: 0
|
||
};
|
||
if (!elem) {
|
||
return
|
||
}
|
||
if (this.css("position") === "fixed") {
|
||
offset = elem.getBoundingClientRect()
|
||
} else {
|
||
offsetParent = this.offsetParent() //得到真正的offsetParent
|
||
offset = this.offset() // 得到正确的offsetParent
|
||
if (offsetParent[0].tagName !== "HTML") {
|
||
parentOffset = offsetParent.offset()
|
||
}
|
||
parentOffset.top += yua.css(offsetParent[0], "borderTopWidth", true)
|
||
parentOffset.left += yua.css(offsetParent[0], "borderLeftWidth", true)
|
||
// Subtract offsetParent scroll positions
|
||
parentOffset.top -= offsetParent.scrollTop()
|
||
parentOffset.left -= offsetParent.scrollLeft()
|
||
}
|
||
return {
|
||
top: offset.top - parentOffset.top - yua.css(elem, "marginTop", true),
|
||
left: offset.left - parentOffset.left - yua.css(elem, "marginLeft", true)
|
||
}
|
||
},
|
||
offsetParent: function () {
|
||
var offsetParent = this[0].offsetParent
|
||
while (offsetParent && yua.css(offsetParent, "position") === "static") {
|
||
offsetParent = offsetParent.offsetParent;
|
||
}
|
||
return yua(offsetParent || root)
|
||
},
|
||
bind: function (type, fn, phase) {
|
||
if (this[0]) { //此方法不会链
|
||
return yua.bind(this[0], type, fn, phase)
|
||
}
|
||
},
|
||
unbind: function (type, fn, phase) {
|
||
if (this[0]) {
|
||
yua.unbind(this[0], type, fn, phase)
|
||
}
|
||
return this
|
||
},
|
||
val: function (value) {
|
||
var node = this[0]
|
||
if (node && node.nodeType === 1) {
|
||
var get = arguments.length === 0
|
||
var access = get ? ":get" : ":set"
|
||
var fn = valHooks[getValType(node) + access]
|
||
if (fn) {
|
||
var val = fn(node, value)
|
||
} else if (get) {
|
||
return (node.value || "").replace(/\r/g, "")
|
||
} else {
|
||
node.value = value
|
||
}
|
||
}
|
||
return get ? val : this
|
||
}
|
||
})
|
||
|
||
if (root.dataset) {
|
||
yua.fn.data = function (name, val) {
|
||
name = name && camelize(name)
|
||
var dataset = this[0].dataset
|
||
switch (arguments.length) {
|
||
case 2:
|
||
dataset[name] = val
|
||
return this
|
||
case 1:
|
||
val = dataset[name]
|
||
return parseData(val)
|
||
case 0:
|
||
var ret = createMap()
|
||
for (name in dataset) {
|
||
ret[name] = parseData(dataset[name])
|
||
}
|
||
return ret
|
||
}
|
||
}
|
||
}
|
||
|
||
yua.parseJSON = JSON.parse
|
||
|
||
var rbrace = /(?:\{[\s\S]*\}|\[[\s\S]*\])$/
|
||
function parseData(data) {
|
||
try {
|
||
if (typeof data === "object")
|
||
return data
|
||
data = data === "true" ? true :
|
||
data === "false" ? false :
|
||
data === "null" ? null : +data + "" === data ? +data : rbrace.test(data) ? JSON.parse(data) : data
|
||
} catch (e) {
|
||
}
|
||
return data
|
||
}
|
||
|
||
yua.fireDom = function (elem, type, opts) {
|
||
var hackEvent = DOC.createEvent("Events");
|
||
hackEvent.initEvent(type, true, true)
|
||
yua.mix(hackEvent, opts)
|
||
elem.dispatchEvent(hackEvent)
|
||
}
|
||
|
||
yua.each({
|
||
scrollLeft: "pageXOffset",
|
||
scrollTop: "pageYOffset"
|
||
}, function (method, prop) {
|
||
yua.fn[method] = function (val) {
|
||
var node = this[0] || {},
|
||
win = getWindow(node),
|
||
top = method === "scrollTop"
|
||
if (!arguments.length) {
|
||
return win ? win[prop] : node[method]
|
||
} else {
|
||
if (win) {
|
||
win.scrollTo(!top ? val : win[prop], top ? val : win[prop])
|
||
} else {
|
||
node[method] = val
|
||
}
|
||
}
|
||
}
|
||
})
|
||
|
||
function getWindow(node) {
|
||
return node.window && node.document ? node : node.nodeType === 9 ? node.defaultView : false
|
||
}
|
||
|
||
|
||
|
||
|
||
|
||
|
||
//=============================css相关==================================
|
||
|
||
var cssHooks = yua.cssHooks = createMap()
|
||
var prefixes = ["", "-webkit-", "-moz-", "-ms-"] //去掉opera-15的支持
|
||
var cssMap = {
|
||
"float": "cssFloat"
|
||
}
|
||
|
||
yua.cssNumber = oneObject("animationIterationCount,animationIterationCount,columnCount,order,flex,flexGrow,flexShrink,fillOpacity,fontWeight,lineHeight,opacity,orphans,widows,zIndex,zoom")
|
||
|
||
yua.cssName = function (name, host, camelCase) {
|
||
if (cssMap[name]) {
|
||
return cssMap[name]
|
||
}
|
||
host = host || root.style
|
||
for (var i = 0, n = prefixes.length; i < n; i++) {
|
||
camelCase = camelize(prefixes[i] + name)
|
||
if (camelCase in host) {
|
||
return (cssMap[name] = camelCase)
|
||
}
|
||
}
|
||
return null
|
||
}
|
||
|
||
cssHooks["@:set"] = function (node, name, value) {
|
||
node.style[name] = value
|
||
}
|
||
|
||
cssHooks["@:get"] = function (node, name) {
|
||
if (!node || !node.style) {
|
||
throw new Error("getComputedStyle要求传入一个节点 " + node)
|
||
}
|
||
var ret, computed = getComputedStyle(node)
|
||
if (computed) {
|
||
ret = name === "filter" ? computed.getPropertyValue(name) : computed[name]
|
||
if (ret === "") {
|
||
ret = node.style[name] //其他浏览器需要我们手动取内联样式
|
||
}
|
||
}
|
||
return ret
|
||
}
|
||
cssHooks["opacity:get"] = function (node) {
|
||
var ret = cssHooks["@:get"](node, "opacity")
|
||
return ret === "" ? "1" : ret
|
||
}
|
||
|
||
"top,left".replace(rword, function (name) {
|
||
cssHooks[name + ":get"] = function (node) {
|
||
var computed = cssHooks["@:get"](node, name)
|
||
return /px$/.test(computed) ? computed :
|
||
yua(node).position()[name] + "px"
|
||
}
|
||
})
|
||
|
||
var cssShow = {
|
||
position: "absolute",
|
||
visibility: "hidden",
|
||
display: "block"
|
||
}
|
||
var rdisplayswap = /^(none|table(?!-c[ea]).+)/
|
||
function showHidden(node, array) {
|
||
//http://www.cnblogs.com/rubylouvre/archive/2012/10/27/2742529.html
|
||
if (node.offsetWidth <= 0) { //opera.offsetWidth可能小于0
|
||
var styles = getComputedStyle(node, null)
|
||
if (rdisplayswap.test(styles["display"])) {
|
||
var obj = {
|
||
node: node
|
||
}
|
||
for (var name in cssShow) {
|
||
obj[name] = styles[name]
|
||
node.style[name] = cssShow[name]
|
||
}
|
||
array.push(obj)
|
||
}
|
||
var parent = node.parentNode
|
||
if (parent && parent.nodeType === 1) {
|
||
showHidden(parent, array)
|
||
}
|
||
}
|
||
}
|
||
|
||
"Width,Height".replace(rword, function (name) { //fix 481
|
||
var method = name.toLowerCase(),
|
||
clientProp = "client" + name,
|
||
scrollProp = "scroll" + name,
|
||
offsetProp = "offset" + name
|
||
cssHooks[method + ":get"] = function (node, which, override) {
|
||
var boxSizing = -4
|
||
if (typeof override === "number") {
|
||
boxSizing = override
|
||
}
|
||
which = name === "Width" ? ["Left", "Right"] : ["Top", "Bottom"]
|
||
var ret = node[offsetProp] // border-box 0
|
||
if (boxSizing === 2) { // margin-box 2
|
||
return ret + yua.css(node, "margin" + which[0], true) + yua.css(node, "margin" + which[1], true)
|
||
}
|
||
if (boxSizing < 0) { // padding-box -2
|
||
ret = ret - yua.css(node, "border" + which[0] + "Width", true) - yua.css(node, "border" + which[1] + "Width", true)
|
||
}
|
||
if (boxSizing === -4) { // content-box -4
|
||
ret = ret - yua.css(node, "padding" + which[0], true) - yua.css(node, "padding" + which[1], true)
|
||
}
|
||
return ret
|
||
}
|
||
cssHooks[method + "&get"] = function (node) {
|
||
var hidden = [];
|
||
showHidden(node, hidden);
|
||
var val = cssHooks[method + ":get"](node)
|
||
for (var i = 0, obj; obj = hidden[i++]; ) {
|
||
node = obj.node
|
||
for (var n in obj) {
|
||
if (typeof obj[n] === "string") {
|
||
node.style[n] = obj[n]
|
||
}
|
||
}
|
||
}
|
||
return val;
|
||
}
|
||
yua.fn[method] = function (value) { //会忽视其display
|
||
var node = this[0]
|
||
if (arguments.length === 0) {
|
||
if (node.setTimeout) { //取得窗口尺寸,IE9后可以用node.innerWidth /innerHeight代替
|
||
return node["inner" + name]
|
||
}
|
||
if (node.nodeType === 9) { //取得页面尺寸
|
||
var doc = node.documentElement
|
||
//FF chrome html.scrollHeight< body.scrollHeight
|
||
//IE 标准模式 : html.scrollHeight> body.scrollHeight
|
||
//IE 怪异模式 : html.scrollHeight 最大等于可视窗口多一点？
|
||
return Math.max(node.body[scrollProp], doc[scrollProp], node.body[offsetProp], doc[offsetProp], doc[clientProp])
|
||
}
|
||
return cssHooks[method + "&get"](node)
|
||
} else {
|
||
return this.css(method, value)
|
||
}
|
||
}
|
||
yua.fn["inner" + name] = function () {
|
||
return cssHooks[method + ":get"](this[0], void 0, -2)
|
||
}
|
||
yua.fn["outer" + name] = function (includeMargin) {
|
||
return cssHooks[method + ":get"](this[0], void 0, includeMargin === true ? 2 : 0)
|
||
}
|
||
})
|
||
|
||
yua.fn.offset = function () { //取得距离页面左右角的坐标
|
||
var node = this[0]
|
||
try {
|
||
var rect = node.getBoundingClientRect()
|
||
// Make sure element is not hidden (display: none) or disconnected
|
||
// https://github.com/jquery/jquery/pull/2043/files#r23981494
|
||
if (rect.width || rect.height || node.getClientRects().length) {
|
||
var doc = node.ownerDocument
|
||
var root = doc.documentElement
|
||
var win = doc.defaultView
|
||
return {
|
||
top: rect.top + win.pageYOffset - root.clientTop,
|
||
left: rect.left + win.pageXOffset - root.clientLeft
|
||
}
|
||
}
|
||
} catch (e) {
|
||
return {
|
||
left: 0,
|
||
top: 0
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
//=============================val相关=======================
|
||
|
||
function getValType(elem) {
|
||
var ret = elem.tagName.toLowerCase()
|
||
return ret === "input" && /checkbox|radio/.test(elem.type) ? "checked" : ret
|
||
}
|
||
|
||
var valHooks = {
|
||
"select:get": function (node, value) {
|
||
var option, options = node.options,
|
||
index = node.selectedIndex,
|
||
one = node.type === "select-one" || index < 0,
|
||
values = one ? null : [],
|
||
max = one ? index + 1 : options.length,
|
||
i = index < 0 ? max : one ? index : 0
|
||
for (; i < max; i++) {
|
||
option = options[i]
|
||
//旧式IE在reset后不会改变selected，需要改用i === index判定
|
||
//我们过滤所有disabled的option元素，但在safari5下，如果设置select为disable，那么其所有孩子都disable
|
||
//因此当一个元素为disable，需要检测其是否显式设置了disable及其父节点的disable情况
|
||
if ((option.selected || i === index) && !option.disabled) {
|
||
value = option.value
|
||
if (one) {
|
||
return value
|
||
}
|
||
//收集所有selected值组成数组返回
|
||
values.push(value)
|
||
}
|
||
}
|
||
return values
|
||
},
|
||
"select:set": function (node, values, optionSet) {
|
||
values = [].concat(values) //强制转换为数组
|
||
for (var i = 0, el; el = node.options[i++]; ) {
|
||
if ((el.selected = values.indexOf(el.value) > -1)) {
|
||
optionSet = true
|
||
}
|
||
}
|
||
if (!optionSet) {
|
||
node.selectedIndex = -1
|
||
}
|
||
}
|
||
}
|
||
|
||
var keyMap = {}
|
||
var keys = ["break,case,catch,continue,debugger,default,delete,do,else,false",
|
||
"finally,for,function,if,in,instanceof,new,null,return,switch,this",
|
||
"throw,true,try,typeof,var,void,while,with", /* 关键字*/
|
||
"abstract,boolean,byte,char,class,const,double,enum,export,extends",
|
||
"final,float,goto,implements,import,int,interface,long,native",
|
||
"package,private,protected,public,short,static,super,synchronized",
|
||
"throws,transient,volatile", /*保留字*/
|
||
"arguments,let,yield,undefined"].join(",")
|
||
keys.replace(/\w+/g, function (a) {
|
||
keyMap[a] = true
|
||
})
|
||
|
||
var ridentStart = /[a-z_$]/i
|
||
var rwhiteSpace = /[\s\uFEFF\xA0]/
|
||
function getIdent(input, lastIndex) {
|
||
var result = []
|
||
var subroutine = !!lastIndex
|
||
lastIndex = lastIndex || 0
|
||
//将表达式中的标识符抽取出来
|
||
var state = "unknown"
|
||
var variable = ""
|
||
for (var i = 0; i < input.length; i++) {
|
||
var c = input.charAt(i)
|
||
if (c === "'" || c === '"') {//字符串开始
|
||
if (state === "unknown") {
|
||
state = c
|
||
} else if (state === c) {//字符串结束
|
||
state = "unknown"
|
||
}
|
||
} else if (c === "\\") {
|
||
if (state === "'" || state === '"') {
|
||
i++
|
||
}
|
||
} else if (ridentStart.test(c)) {//碰到标识符
|
||
if (state === "unknown") {
|
||
state = "variable"
|
||
variable = c
|
||
} else if (state === "maybePath") {
|
||
variable = result.pop()
|
||
variable += "." + c
|
||
state = "variable"
|
||
} else if (state === "variable") {
|
||
variable += c
|
||
}
|
||
} else if (/\w/.test(c)) {
|
||
if (state === "variable") {
|
||
variable += c
|
||
}
|
||
} else if (c === ".") {
|
||
if (state === "variable") {
|
||
if (variable) {
|
||
result.push(variable)
|
||
variable = ""
|
||
state = "maybePath"
|
||
}
|
||
}
|
||
} else if (c === "[") {
|
||
if (state === "variable" || state === "maybePath") {
|
||
if (variable) {//如果前面存在变量,收集它
|
||
result.push(variable)
|
||
variable = ""
|
||
}
|
||
var lastLength = result.length
|
||
var last = result[lastLength - 1]
|
||
var innerResult = getIdent(input.slice(i), i)
|
||
if (innerResult.length) {//如果括号中存在变量,那么这里添加通配符
|
||
result[lastLength - 1] = last + ".*"
|
||
result = innerResult.concat(result)
|
||
} else { //如果括号中的东西是确定的,直接转换为其子属性
|
||
var content = input.slice(i + 1, innerResult.i)
|
||
try {
|
||
var text = (scpCompile(["return " + content]))()
|
||
result[lastLength - 1] = last + "." + text
|
||
} catch (e) {
|
||
}
|
||
}
|
||
state = "maybePath"//]后面可能还接东西
|
||
i = innerResult.i
|
||
}
|
||
} else if (c === "]") {
|
||
if (subroutine) {
|
||
result.i = i + lastIndex
|
||
addVar(result, variable)
|
||
return result
|
||
}
|
||
} else if (rwhiteSpace.test(c) && c !== "\r" && c !== "\n") {
|
||
if (state === "variable") {
|
||
if (addVar(result, variable)) {
|
||
state = "maybePath" // aaa . bbb 这样的情况
|
||
}
|
||
variable = ""
|
||
}
|
||
} else {
|
||
addVar(result, variable)
|
||
state = "unknown"
|
||
variable = ""
|
||
}
|
||
}
|
||
addVar(result, variable)
|
||
return result
|
||
}
|
||
|
||
function addVar(array, element) {
|
||
if (element && !keyMap[element]) {
|
||
array.push(element)
|
||
return true
|
||
}
|
||
}
|
||
|
||
function addAssign(vars, vmodel, name, binding) {
|
||
var ret = [],
|
||
prefix = " = " + name + "."
|
||
for (var i = vars.length, prop; prop = vars[--i]; ) {
|
||
var arr = prop.split("."), a
|
||
var first = arr[0]
|
||
while (a = arr.shift()) {
|
||
if (vmodel.hasOwnProperty(a)) {
|
||
ret.push(first + prefix + first)
|
||
binding.observers.push({
|
||
v: vmodel,
|
||
p: prop
|
||
})
|
||
vars.splice(i, 1)
|
||
} else {
|
||
break
|
||
}
|
||
}
|
||
}
|
||
return ret
|
||
}
|
||
|
||
var rproxy = /(\$proxy\$[a-z]+)\-[\-0-9a-f]+$/
|
||
var variablePool = new Cache(218)
|
||
//缓存求值函数，以便多次利用
|
||
var evaluatorPool = new Cache(128)
|
||
|
||
function getVars(expr) {
|
||
expr = expr.trim()
|
||
var ret = variablePool.get(expr)
|
||
if (ret) {
|
||
return ret.concat()
|
||
}
|
||
var array = getIdent(expr)
|
||
var uniq = {}
|
||
var result = []
|
||
for (var i = 0, el; el = array[i++]; ) {
|
||
if (!uniq[el]) {
|
||
uniq[el] = 1
|
||
result.push(el)
|
||
}
|
||
}
|
||
return variablePool.put(expr, result).concat()
|
||
}
|
||
|
||
function parseExpr(expr, vmodels, binding) {
|
||
var filters = binding.filters
|
||
if (typeof filters === "string" && filters.trim() && !binding._filters) {
|
||
binding._filters = parseFilter(filters.trim())
|
||
}
|
||
|
||
var vars = getVars(expr)
|
||
var expose = new Date() - 0
|
||
var assigns = []
|
||
var names = []
|
||
var args = []
|
||
binding.observers = []
|
||
for (var i = 0, sn = vmodels.length; i < sn; i++) {
|
||
if (vars.length) {
|
||
var name = "vm" + expose + "_" + i
|
||
names.push(name)
|
||
args.push(vmodels[i])
|
||
assigns.push.apply(assigns, addAssign(vars, vmodels[i], name, binding))
|
||
}
|
||
}
|
||
binding.args = args
|
||
var dataType = binding.type
|
||
var exprId = vmodels.map(function (el) {
|
||
return String(el.$id).replace(rproxy, "$1")
|
||
}) + expr + dataType
|
||
var getter = evaluatorPool.get(exprId) //直接从缓存，免得重复生成
|
||
if (getter) {
|
||
if (dataType === "duplex") {
|
||
var setter = evaluatorPool.get(exprId + "setter")
|
||
binding.setter = setter.apply(setter, binding.args)
|
||
}
|
||
return binding.getter = getter
|
||
}
|
||
|
||
if (!assigns.length) {
|
||
assigns.push("fix" + expose)
|
||
}
|
||
|
||
if (dataType === "duplex") {
|
||
var nameOne = {}
|
||
assigns.forEach(function (a) {
|
||
var arr = a.split("=")
|
||
nameOne[arr[0].trim()] = arr[1].trim()
|
||
})
|
||
expr = expr.replace(/[\$\w]+/, function (a) {
|
||
return nameOne[a] ? nameOne[a] : a
|
||
})
|
||
/* jshint ignore:start */
|
||
var fn2 = scpCompile(names.concat("'use strict';" +
|
||
"return function(vvv){" + expr + " = vvv\n}\n"))
|
||
/* jshint ignore:end */
|
||
evaluatorPool.put(exprId + "setter", fn2)
|
||
binding.setter = fn2.apply(fn2, binding.args)
|
||
}
|
||
|
||
if (dataType === "on") { //事件绑定
|
||
if (expr.indexOf("(") === -1) {
|
||
expr += ".call(this, $event)"
|
||
} else {
|
||
expr = expr.replace("(", ".call(this,")
|
||
}
|
||
names.push("$event")
|
||
expr = "\nreturn " + expr + ";" //IE全家 Function("return ")出错，需要Function("return ;")
|
||
var lastIndex = expr.lastIndexOf("\nreturn")
|
||
var header = expr.slice(0, lastIndex)
|
||
var footer = expr.slice(lastIndex)
|
||
expr = header + "\n" + footer
|
||
} else {
|
||
expr = "\nreturn " + expr + ";" //IE全家 Function("return ")出错，需要Function("return ;")
|
||
}
|
||
/* jshint ignore:start */
|
||
getter = scpCompile(names.concat("'use strict';\nvar " +
|
||
assigns.join(",\n") + expr))
|
||
/* jshint ignore:end */
|
||
|
||
return evaluatorPool.put(exprId, getter)
|
||
}
|
||
|
||
function normalizeExpr(code) {
|
||
var hasExpr = rexpr.test(code) //比如:class="width{{w}}"的情况
|
||
if (hasExpr) {
|
||
var array = scanExpr(code)
|
||
if (array.length === 1) {
|
||
return array[0].expr
|
||
}
|
||
return array.map(function (el) {
|
||
return el.type ? "(" + el.expr + ")" : quote(el.expr)
|
||
}).join(" + ")
|
||
} else {
|
||
return code
|
||
}
|
||
}
|
||
|
||
yua.normalizeExpr = normalizeExpr
|
||
yua.parseExprProxy = parseExpr
|
||
|
||
var rthimRightParentheses = /\)\s*$/
|
||
var rthimOtherParentheses = /\)\s*\|/g
|
||
var rquoteFilterName = /\|\s*([$\w]+)/g
|
||
var rpatchBracket = /"\s*\["/g
|
||
var rthimLeftParentheses = /"\s*\(/g
|
||
function parseFilter(filters) {
|
||
filters = filters
|
||
.replace(rthimRightParentheses, "")//处理最后的小括号
|
||
.replace(rthimOtherParentheses, function () {//处理其他小括号
|
||
return "],|"
|
||
})
|
||
.replace(rquoteFilterName, function (a, b) { //处理|及它后面的过滤器的名字
|
||
return "[" + quote(b)
|
||
})
|
||
.replace(rpatchBracket, function () {
|
||
return '"],["'
|
||
})
|
||
.replace(rthimLeftParentheses, function () {
|
||
return '",'
|
||
}) + "]"
|
||
/* jshint ignore:start */
|
||
return scpCompile(["return [" + filters + "]"])()
|
||
/* jshint ignore:end */
|
||
}
|
||
|
||
|
||
|
||
|
||
|
||
|
||
/*********************************************************************
|
||
* 编译系统 *
|
||
**********************************************************************/
|
||
|
||
var quote = JSON.stringify
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
/*********************************************************************
|
||
* 扫描系统 *
|
||
**********************************************************************/
|
||
|
||
yua.scan = function (elem, vmodel) {
|
||
elem = elem || root
|
||
var vmodels = vmodel ? [].concat(vmodel) : []
|
||
scanTag(elem, vmodels)
|
||
}
|
||
|
||
//http://www.w3.org/TR/html5/syntax.html#void-elements
|
||
var stopScan = oneObject("area,base,basefont,br,col,command,embed,hr,img,input,link,meta,param,source,track,wbr,noscript,script,style,textarea".toUpperCase())
|
||
|
||
function checkScan(elem, callback, innerHTML) {
|
||
var id = setTimeout(function () {
|
||
var currHTML = elem.innerHTML
|
||
clearTimeout(id)
|
||
if (currHTML === innerHTML) {
|
||
callback()
|
||
} else {
|
||
checkScan(elem, callback, currHTML)
|
||
}
|
||
})
|
||
}
|
||
|
||
function createSignalTower(elem, vmodel) {
|
||
var id = elem.getAttribute("yuactrl") || vmodel.$id
|
||
elem.setAttribute("yuactrl", id)
|
||
if (vmodel.$events) {
|
||
vmodel.$events.expr = elem.tagName + '[yuactrl="' + id + '"]'
|
||
}
|
||
}
|
||
|
||
function getBindingCallback(elem, name, vmodels) {
|
||
var callback = elem.getAttribute(name)
|
||
if (callback) {
|
||
for (var i = 0, vm; vm = vmodels[i++]; ) {
|
||
if (vm.hasOwnProperty(callback) && typeof vm[callback] === "function") {
|
||
return vm[callback]
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
function executeBindings(bindings, vmodels) {
|
||
for (var i = 0, binding; binding = bindings[i++]; ) {
|
||
binding.vmodels = vmodels
|
||
directives[binding.type].init(binding)
|
||
|
||
yua.injectBinding(binding)
|
||
if (binding.getter && binding.element.nodeType === 1) { //移除数据绑定，防止被二次解析
|
||
//chrome使用removeAttributeNode移除不存在的特性节点时会报错 https://github.com/RubyLouvre/yua/issues/99
|
||
binding.element.removeAttribute(binding.name)
|
||
}
|
||
}
|
||
bindings.length = 0
|
||
}
|
||
|
||
//https://github.com/RubyLouvre/yua/issues/636
|
||
var mergeTextNodes = IEVersion && window.MutationObserver ? function (elem) {
|
||
var node = elem.firstChild, text
|
||
while (node) {
|
||
var aaa = node.nextSibling
|
||
if (node.nodeType === 3) {
|
||
if (text) {
|
||
text.nodeValue += node.nodeValue
|
||
elem.removeChild(node)
|
||
} else {
|
||
text = node
|
||
}
|
||
} else {
|
||
text = null
|
||
}
|
||
node = aaa
|
||
}
|
||
} : 0
|
||
var roneTime = /^\s*::/
|
||
var rmsAttr = /:(\w+)-?(.*)/
|
||
|
||
var events = oneObject("animationend,blur,change,input,click,dblclick,focus,keydown,keypress,keyup,mousedown,mouseenter,mouseleave,mousemove,mouseout,mouseover,mouseup,scan,scroll,submit")
|
||
var obsoleteAttrs = oneObject("value,title,alt,checked,selected,disabled,readonly,enabled,href,src")
|
||
function bindingSorter(a, b) {
|
||
return a.priority - b.priority
|
||
}
|
||
|
||
var rnoCollect = /^(:\S+|data-\S+|on[a-z]+|id|style|class)$/
|
||
var ronattr = /^on\-[\w-]+$/
|
||
function getOptionsFromTag(elem, vmodels) {
|
||
var attributes = elem.attributes
|
||
var ret = {}
|
||
for (var i = 0, attr; attr = attributes[i++]; ) {
|
||
var name = attr.name
|
||
if (attr.specified && !rnoCollect.test(name)) {
|
||
var camelizeName = camelize(attr.name)
|
||
if (/^on\-[\w-]+$/.test(name)) {
|
||
ret[camelizeName] = getBindingCallback(elem, name, vmodels)
|
||
} else {
|
||
ret[camelizeName] = parseData(attr.value)
|
||
}
|
||
}
|
||
|
||
}
|
||
return ret
|
||
}
|
||
|
||
function scanAttr(elem, vmodels, match) {
|
||
var scanNode = true
|
||
if (vmodels.length) {
|
||
var attributes = elem.attributes
|
||
var bindings = []
|
||
var uniq = {}
|
||
for (var i = 0, attr; attr = attributes[i++]; ) {
|
||
var name = attr.name
|
||
if (uniq[name]) {//IE8下:repeat,:with BUG
|
||
continue
|
||
}
|
||
uniq[name] = 1
|
||
if (attr.specified) {
|
||
if (match = name.match(rmsAttr)) {
|
||
//如果是以指定前缀命名的
|
||
var type = match[1]
|
||
var param = match[2] || ""
|
||
var value = attr.value
|
||
if (events[type]) {
|
||
param = type
|
||
type = "on"
|
||
} else if (obsoleteAttrs[type]) {
|
||
param = type
|
||
type = "attr"
|
||
name = ":" + type + "-" + param
|
||
log("warning!请改用" + name + "代替" + attr.name + "!")
|
||
}
|
||
if (directives[type]) {
|
||
var newValue = value.replace(roneTime, "")
|
||
var oneTime = value !== newValue
|
||
var binding = {
|
||
type: type,
|
||
param: param,
|
||
element: elem,
|
||
name: name,
|
||
expr: newValue,
|
||
oneTime: oneTime,
|
||
uuid: "_" + (++bindingID),
|
||
priority: (directives[type].priority || type.charCodeAt(0) * 10) + (Number(param.replace(/\D/g, "")) || 0)
|
||
}
|
||
if (type === "html" || type === "text") {
|
||
|
||
var filters = getToken(value).filters
|
||
binding.expr = binding.expr.replace(filters, "")
|
||
binding.filters = filters.replace(rhasHtml, function () {
|
||
binding.type = "html"
|
||
binding.group = 1
|
||
return ""
|
||
}).trim() // jshint ignore:line
|
||
} else if (type === "duplex") {
|
||
var hasDuplex = name
|
||
} else if (name === ":if-loop") {
|
||
binding.priority += 100
|
||
} else if (name === ":attr-value") {
|
||
var hasAttrValue = name
|
||
}
|
||
bindings.push(binding)
|
||
}
|
||
}
|
||
}
|
||
}
|
||
if (bindings.length) {
|
||
bindings.sort(bindingSorter)
|
||
|
||
if (hasDuplex && hasAttrValue && elem.type === "text") {
|
||
log("warning!一个控件不能同时定义:attr-value与" + hasDuplex)
|
||
}
|
||
|
||
for (i = 0; binding = bindings[i]; i++) {
|
||
type = binding.type
|
||
if (rnoscanAttrBinding.test(type)) {
|
||
return executeBindings(bindings.slice(0, i + 1), vmodels)
|
||
} else if (scanNode) {
|
||
scanNode = !rnoscanNodeBinding.test(type)
|
||
}
|
||
}
|
||
executeBindings(bindings, vmodels)
|
||
}
|
||
}
|
||
if (scanNode && !stopScan[elem.tagName] && (isWidget(elem) ? elem.msResolved : 1)) {
|
||
mergeTextNodes && mergeTextNodes(elem)
|
||
scanNodeList(elem, vmodels) //扫描子孙元素
|
||
}
|
||
}
|
||
|
||
var rnoscanAttrBinding = /^if|widget|repeat$/
|
||
var rnoscanNodeBinding = /^html|include$/
|
||
|
||
function scanNodeList(parent, vmodels) {
|
||
var nodes = yua.slice(parent.childNodes)
|
||
scanNodeArray(nodes, vmodels)
|
||
}
|
||
|
||
function scanNodeArray(nodes, vmodels) {
|
||
function _delay_component(name) {
|
||
setTimeout(function () {
|
||
yua.component(name)
|
||
})
|
||
}
|
||
for (var i = 0, node; node = nodes[i++]; ) {
|
||
switch (node.nodeType) {
|
||
case 1:
|
||
var elem = node
|
||
if (!elem.msResolved && elem.parentNode && elem.parentNode.nodeType === 1) {
|
||
var library = isWidget(elem)
|
||
if (library) {
|
||
var widget = elem.localName ? elem.localName.replace(library + ":", "") : elem.nodeName
|
||
var fullName = library + ":" + camelize(widget)
|
||
componentQueue.push({
|
||
library: library,
|
||
element: elem,
|
||
fullName: fullName,
|
||
widget: widget,
|
||
vmodels: vmodels,
|
||
name: "widget"
|
||
})
|
||
if (yua.components[fullName]) {
|
||
//确保所有:attr-name扫描完再处理
|
||
_delay_component(fullName)
|
||
}
|
||
}
|
||
}
|
||
|
||
scanTag(node, vmodels) //扫描元素节点
|
||
|
||
if (node.msHasEvent) {
|
||
yua.fireDom(node, "datasetchanged", {
|
||
bubble: node.msHasEvent
|
||
})
|
||
}
|
||
|
||
break
|
||
case 3:
|
||
if (rexpr.test(node.nodeValue)) {
|
||
scanText(node, vmodels, i) //扫描文本节点
|
||
}
|
||
break
|
||
}
|
||
|
||
}
|
||
}
|
||
|
||
function scanTag(elem, vmodels, node) {
|
||
//扫描顺序 :skip(0) --> :important(1) --> :controller(2) --> :if(10) --> :repeat(100)
|
||
//--> :if-loop(110) --> :attr(970) ...--> :each(1400)-->:with(1500)--〉:duplex(2000)垫后
|
||
var a = elem.getAttribute(":skip")
|
||
var b = elem.getAttributeNode(":important")
|
||
var c = elem.getAttributeNode(":controller")
|
||
if (typeof a === "string") {
|
||
return
|
||
} else if (node = b || c) {
|
||
|
||
var newVmodel = yua.vmodels[node.value]
|
||
|
||
if (!newVmodel) {
|
||
return
|
||
}
|
||
|
||
//把父级VM补上
|
||
newVmodel.$up = vmodels[0]
|
||
//:important不包含父VM，:controller相反
|
||
vmodels = node === b ? [newVmodel] : [newVmodel].concat(vmodels)
|
||
|
||
elem.removeAttribute(node.name) //removeAttributeNode不会刷新[:controller]样式规则
|
||
elem.classList.remove(node.name)
|
||
createSignalTower(elem, newVmodel)
|
||
}
|
||
scanAttr(elem, vmodels) //扫描特性节点
|
||
|
||
if (newVmodel) {
|
||
setTimeout(function () {
|
||
newVmodel.$fire(":scan-end", elem)
|
||
})
|
||
}
|
||
}
|
||
var rhasHtml = /\|\s*html(?:\b|$)/,
|
||
r11a = /\|\|/g,
|
||
rlt = /</g,
|
||
rgt = />/g,
|
||
rstringLiteral = /(['"])(\\\1|.)+?\1/g,
|
||
rline = /\r?\n/g
|
||
function getToken(value) {
|
||
if (value.indexOf("|") > 0) {
|
||
var scapegoat = value.replace(rstringLiteral, function (_) {
|
||
return Array(_.length + 1).join("1") // jshint ignore:line
|
||
})
|
||
var index = scapegoat.replace(r11a, "\u1122\u3344").indexOf("|") //干掉所有短路或
|
||
if (index > -1) {
|
||
return {
|
||
type: "text",
|
||
filters: value.slice(index).trim(),
|
||
expr: value.slice(0, index)
|
||
}
|
||
}
|
||
}
|
||
return {
|
||
type: "text",
|
||
expr: value,
|
||
filters: ""
|
||
}
|
||
}
|
||
|
||
function scanExpr(str) {
|
||
var tokens = [],
|
||
value, start = 0,
|
||
stop
|
||
do {
|
||
stop = str.indexOf(openTag, start)
|
||
if (stop === -1) {
|
||
break
|
||
}
|
||
value = str.slice(start, stop)
|
||
if (value) { // {{ 左边的文本
|
||
tokens.push({
|
||
expr: value
|
||
})
|
||
}
|
||
start = stop + openTag.length
|
||
stop = str.indexOf(closeTag, start)
|
||
if (stop === -1) {
|
||
break
|
||
}
|
||
value = str.slice(start, stop)
|
||
if (value) { //处理{{ }}插值表达式
|
||
tokens.push(getToken(value.replace(rline,"")))
|
||
}
|
||
start = stop + closeTag.length
|
||
} while (1)
|
||
value = str.slice(start)
|
||
if (value) { //}} 右边的文本
|
||
tokens.push({
|
||
expr: value
|
||
})
|
||
}
|
||
return tokens
|
||
}
|
||
|
||
function scanText(textNode, vmodels, index) {
|
||
var bindings = [],
|
||
tokens = scanExpr(textNode.data)
|
||
if (tokens.length) {
|
||
for (var i = 0, token; token = tokens[i++];) {
|
||
var node = DOC.createTextNode(token.expr) //将文本转换为文本节点，并替换原来的文本节点
|
||
if (token.type) {
|
||
token.expr = token.expr.replace(roneTime, function () {
|
||
token.oneTime = true
|
||
return ""
|
||
}) // jshint ignore:line
|
||
token.element = node
|
||
token.filters = token.filters.replace(rhasHtml, function () {
|
||
token.type = "html"
|
||
return ""
|
||
}) // jshint ignore:line
|
||
token.pos = index * 1000 + i
|
||
bindings.push(token) //收集带有插值表达式的文本
|
||
}
|
||
yuaFragment.appendChild(node)
|
||
}
|
||
textNode.parentNode.replaceChild(yuaFragment, textNode)
|
||
if (bindings.length)
|
||
executeBindings(bindings, vmodels)
|
||
}
|
||
}
|
||
|
||
//使用来自游戏界的双缓冲技术,减少对视图的冗余刷新
|
||
var Buffer = function () {
|
||
this.queue = []
|
||
}
|
||
Buffer.prototype = {
|
||
render: function (isAnimate) {
|
||
if (!this.locked) {
|
||
this.locked = isAnimate ? root.offsetHeight + 10 : 1
|
||
var me = this
|
||
yua.nextTick(function () {
|
||
me.flush()
|
||
})
|
||
}
|
||
},
|
||
flush: function () {
|
||
for (var i = 0, sub; sub = this.queue[i++]; ) {
|
||
sub.update && sub.update()
|
||
}
|
||
this.locked = 0
|
||
this.queue = []
|
||
}
|
||
}
|
||
|
||
var buffer = new Buffer()
|
||
|
||
var componentQueue = []
|
||
var widgetList = []
|
||
var componentHooks = {
|
||
$construct: function () {
|
||
return yua.mix.apply(null, arguments)
|
||
},
|
||
$ready: noop,
|
||
$init: noop,
|
||
$dispose: noop,
|
||
$container: null,
|
||
$childReady: noop,
|
||
$replace: false,
|
||
$extend: null,
|
||
$$template: function (str) {
|
||
return str
|
||
}
|
||
}
|
||
|
||
yua.components = {}
|
||
yua.component = function (name, opts) {
|
||
if (opts) {
|
||
yua.components[name] = yua.mix({}, componentHooks, opts)
|
||
}
|
||
for (var i = 0, obj; obj = componentQueue[i]; i++) {
|
||
if (name === obj.fullName) {
|
||
componentQueue.splice(i, 1)
|
||
i--;
|
||
|
||
(function (host, hooks, elem, widget) {
|
||
//如果elem已从Document里移除,直接返回
|
||
//issuse : https://github.com/RubyLouvre/yua2/issues/40
|
||
if (!yua.contains(DOC, elem) || elem.msResolved) {
|
||
yua.Array.remove(componentQueue, host)
|
||
return
|
||
}
|
||
|
||
var dependencies = 1
|
||
var library = host.library
|
||
var global = yua.libraries[library] || componentHooks
|
||
|
||
//===========收集各种配置=======
|
||
if (elem.getAttribute(":attr-identifier")) {
|
||
//如果还没有解析完,就延迟一下 #1155
|
||
return
|
||
}
|
||
var elemOpts = getOptionsFromTag(elem, host.vmodels)
|
||
var vmOpts = getOptionsFromVM(host.vmodels, elemOpts.config || host.fullName)
|
||
var $id = elemOpts.$id || elemOpts.identifier || generateID(widget)
|
||
delete elemOpts.config
|
||
delete elemOpts.$id
|
||
delete elemOpts.identifier
|
||
var componentDefinition = {}
|
||
|
||
var parentHooks = yua.components[hooks.$extend]
|
||
if (parentHooks) {
|
||
yua.mix(true, componentDefinition, parentHooks)
|
||
componentDefinition = parentHooks.$construct.call(elem, componentDefinition, {}, {})
|
||
} else {
|
||
yua.mix(true, componentDefinition, hooks)
|
||
}
|
||
componentDefinition = yua.components[name].$construct.call(elem, componentDefinition, vmOpts, elemOpts)
|
||
|
||
componentDefinition.$refs = {}
|
||
componentDefinition.$id = $id
|
||
|
||
//==========构建VM=========
|
||
var keepSlot = componentDefinition.$slot
|
||
var keepReplace = componentDefinition.$replace
|
||
var keepContainer = componentDefinition.$container
|
||
var keepTemplate = componentDefinition.$template
|
||
delete componentDefinition.$slot
|
||
delete componentDefinition.$replace
|
||
delete componentDefinition.$container
|
||
delete componentDefinition.$construct
|
||
|
||
var vmodel = yua.define(componentDefinition) || {}
|
||
elem.msResolved = 1 //防止二进扫描此元素
|
||
vmodel.$init(vmodel, elem)
|
||
global.$init(vmodel, elem)
|
||
var nodes = elem.childNodes
|
||
//收集插入点
|
||
var slots = {}, snode
|
||
for (var s = 0, el; el = nodes[s++]; ) {
|
||
var type = el.nodeType === 1 && el.getAttribute("slot") || keepSlot
|
||
if (type) {
|
||
if (slots[type]) {
|
||
slots[type].push(el)
|
||
} else {
|
||
slots[type] = [el]
|
||
}
|
||
}
|
||
}
|
||
|
||
if (vmodel.$$template) {
|
||
yua.clearHTML(elem)
|
||
elem.innerHTML = vmodel.$$template(keepTemplate)
|
||
}
|
||
for (s in slots) {
|
||
if (vmodel.hasOwnProperty(s)) {
|
||
var ss = slots[s]
|
||
if (ss.length) {
|
||
var fragment = yuaFragment.cloneNode(true)
|
||
for (var ns = 0; snode = ss[ns++]; ) {
|
||
fragment.appendChild(snode)
|
||
}
|
||
vmodel[s] = fragment
|
||
}
|
||
slots[s] = null
|
||
}
|
||
}
|
||
slots = null
|
||
var child = elem.children[0] || elem.firstChild
|
||
if (keepReplace) {
|
||
elem.parentNode.replaceChild(child, elem)
|
||
child.msResolved = 1
|
||
var cssText = elem.style.cssText
|
||
var className = elem.className
|
||
elem = host.element = child
|
||
elem.style.cssText += ";"+ cssText
|
||
if (className) {
|
||
yua(elem).addClass(className)
|
||
}
|
||
}
|
||
if (keepContainer) {
|
||
keepContainer.appendChild(elem)
|
||
}
|
||
yua.fireDom(elem, "datasetchanged",
|
||
{library: library, vm: vmodel, childReady: 1})
|
||
var children = 0
|
||
var removeFn = yua.bind(elem, "datasetchanged", function (e) {
|
||
if (e.childReady && e.library === library) {
|
||
dependencies += e.childReady
|
||
if (vmodel !== e.vm) {
|
||
vmodel.$refs[e.vm.$id] = e.vm
|
||
if (e.childReady === -1) {
|
||
children++
|
||
vmodel.$childReady(vmodel, elem, e)
|
||
}
|
||
e.stopPropagation()
|
||
}
|
||
}
|
||
if (dependencies === 0) {
|
||
var id1 = setTimeout(function () {
|
||
clearTimeout(id1)
|
||
|
||
vmodel.$ready(vmodel, elem, host.vmodels)
|
||
global.$ready(vmodel, elem, host.vmodels)
|
||
}, children ? Math.max(children * 17, 100) : 17)
|
||
yua.unbind(elem, "datasetchanged", removeFn)
|
||
//==================
|
||
host.rollback = function () {
|
||
try {
|
||
vmodel.$dispose(vmodel, elem)
|
||
global.$dispose(vmodel, elem)
|
||
} catch (e) {
|
||
}
|
||
delete yua.vmodels[vmodel.$id]
|
||
}
|
||
injectDisposeQueue(host, widgetList)
|
||
if (window.chrome) {
|
||
elem.addEventListener("DOMNodeRemovedFromDocument", function () {
|
||
setTimeout(rejectDisposeQueue)
|
||
})
|
||
}
|
||
|
||
}
|
||
})
|
||
scanTag(elem, [vmodel].concat(host.vmodels))
|
||
yua.vmodels[vmodel.$id] = vmodel
|
||
if (!elem.childNodes.length) {
|
||
yua.fireDom(elem, "datasetchanged", {library: library, vm: vmodel, childReady: -1})
|
||
} else {
|
||
var id2 = setTimeout(function () {
|
||
clearTimeout(id2)
|
||
yua.fireDom(elem, "datasetchanged", {library: library, vm: vmodel, childReady: -1})
|
||
}, 17)
|
||
}
|
||
|
||
})(obj, yua.components[name], obj.element, obj.widget)// jshint ignore:line
|
||
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
function getOptionsFromVM(vmodels, pre) {
|
||
if (pre) {
|
||
for (var i = 0, v; v = vmodels[i++]; ) {
|
||
if (v.hasOwnProperty(pre) && typeof v[pre] === "object") {
|
||
var vmOptions = v[pre]
|
||
return vmOptions.$model || vmOptions
|
||
break
|
||
}
|
||
}
|
||
}
|
||
return {}
|
||
}
|
||
|
||
yua.libraries = []
|
||
yua.library = function (name, opts) {
|
||
if (DOC.namespaces) {
|
||
DOC.namespaces.add(name, 'http://www.w3.org/1999/xhtml');
|
||
}
|
||
yua.libraries[name] = yua.mix({
|
||
$init: noop,
|
||
$ready: noop,
|
||
$dispose: noop
|
||
}, opts || {})
|
||
}
|
||
|
||
yua.library("ms")
|
||
yua.library("do")
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
/*
|
||
broswer nodeName scopeName localName
|
||
IE9 ONI:BUTTON oni button
|
||
IE10 ONI:BUTTON undefined oni:button
|
||
IE8 button oni undefined
|
||
chrome ONI:BUTTON undefined oni:button
|
||
|
||
*/
|
||
function isWidget(el) { //如果为自定义标签,返回UI库的名字
|
||
if (el.scopeName && el.scopeName !== "HTML") {
|
||
return el.scopeName
|
||
}
|
||
var fullName = el.nodeName.toLowerCase()
|
||
var index = fullName.indexOf(":")
|
||
if (index > 0) {
|
||
return fullName.slice(0, index)
|
||
}
|
||
}
|
||
//各种MVVM框架在大型表格下的性能测试
|
||
// https://github.com/RubyLouvre/yua/issues/859
|
||
|
||
var bools = ["autofocus,autoplay,async,allowTransparency,checked,controls",
|
||
"declare,disabled,defer,defaultChecked,defaultSelected",
|
||
"contentEditable,isMap,loop,multiple,noHref,noResize,noShade",
|
||
"open,readOnly,selected"
|
||
].join(",")
|
||
var boolMap = {}
|
||
bools.replace(rword, function (name) {
|
||
boolMap[name.toLowerCase()] = name
|
||
})
|
||
|
||
var propMap = {//属性名映射
|
||
"accept-charset": "acceptCharset",
|
||
"char": "ch",
|
||
"charoff": "chOff",
|
||
"class": "className",
|
||
"for": "htmlFor",
|
||
"http-equiv": "httpEquiv"
|
||
}
|
||
|
||
var anomaly = ["accessKey,bgColor,cellPadding,cellSpacing,codeBase,codeType,colSpan",
|
||
"dateTime,defaultValue,frameBorder,longDesc,maxLength,marginWidth,marginHeight",
|
||
"rowSpan,tabIndex,useMap,vSpace,valueType,vAlign"
|
||
].join(",")
|
||
anomaly.replace(rword, function (name) {
|
||
propMap[name.toLowerCase()] = name
|
||
})
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
var attrDir = yua.directive("attr", {
|
||
init: function (binding) {
|
||
//{{aaa}} --> aaa
|
||
//{{aaa}}/bbb.html --> (aaa) + "/bbb.html"
|
||
binding.expr = normalizeExpr(binding.expr.trim())
|
||
if (binding.type === "include") {
|
||
var elem = binding.element
|
||
effectBinding(elem, binding)
|
||
binding.includeRendered = getBindingCallback(elem, "data-include-rendered", binding.vmodels)
|
||
binding.includeLoaded = getBindingCallback(elem, "data-include-loaded", binding.vmodels)
|
||
var outer = binding.includeReplace = !!yua(elem).data("includeReplace")
|
||
if (yua(elem).data("includeCache")) {
|
||
binding.templateCache = {}
|
||
}
|
||
binding.start = DOC.createComment(":include")
|
||
binding.end = DOC.createComment(":include-end")
|
||
if (outer) {
|
||
binding.element = binding.end
|
||
binding._element = elem
|
||
elem.parentNode.insertBefore(binding.start, elem)
|
||
elem.parentNode.insertBefore(binding.end, elem.nextSibling)
|
||
} else {
|
||
elem.insertBefore(binding.start, elem.firstChild)
|
||
elem.appendChild(binding.end)
|
||
}
|
||
}
|
||
},
|
||
update: function (val) {
|
||
|
||
var elem = this.element
|
||
var obj = val
|
||
|
||
if(typeof obj === 'object' && obj !== null){
|
||
if(!yua.isPlainObject(obj))
|
||
obj = obj.$model
|
||
}else{
|
||
if(!this.param)
|
||
return
|
||
|
||
obj = {}
|
||
obj[this.param] = val
|
||
}
|
||
|
||
for(var i in obj){
|
||
if(i === 'href' || i === 'src'){
|
||
//处理IE67自动转义的问题
|
||
if(!root.hasAttribute)
|
||
obj[i] = obj[i].replace(/&/g, '&')
|
||
|
||
elem[i] = obj[i]
|
||
|
||
//chrome v37- 下embed标签动态设置的src，无法发起请求
|
||
if(window.chrome && elem.tagName === 'EMBED'){
|
||
var parent = elem.parentNode
|
||
var com = document.createComment(':src')
|
||
parent.replaceChild(com, elem)
|
||
parent.replaceChild(elem, com)
|
||
}
|
||
}else{
|
||
var k = i
|
||
//古董IE下，部分属性名字要进行映射
|
||
if(!W3C && propMap[k])
|
||
k = propMap[k]
|
||
|
||
if(typeof elem[boolMap[k]] === 'boolean'){
|
||
//布尔属性必须使用el.xxx = true|false方式设值
|
||
elem[boolMap[k]] = !!obj[i]
|
||
|
||
//如果为false, IE全系列下相当于setAttribute(xxx, ''),会影响到样式,需要进一步处理
|
||
if(!obj[i])
|
||
obj[i] = !!obj[i]
|
||
}
|
||
if(obj[i] === false || obj[i] === null || obj[i] === undefined)
|
||
return elem.removeAttribute(k)
|
||
|
||
//SVG只能使用setAttribute(xxx, yyy), VML只能使用elem.xxx = yyy ,HTML的固有属性必须elem.xxx = yyy
|
||
var isInnate = rsvg.test(elem) ? false : (DOC.namespaces && isVML(elem)) ? true : k in elem.cloneNode(false)
|
||
if (isInnate) {
|
||
elem[k] = obj[i]
|
||
} else {
|
||
elem.setAttribute(k, obj[i])
|
||
}
|
||
}
|
||
}
|
||
}
|
||
})
|
||
|
||
//这几个指令都可以使用插值表达式，如:src="aaa/{{b}}/{{c}}.html"
|
||
"title,alt,src,value,css,include,href,data".replace(rword, function (name) {
|
||
directives[name] = attrDir
|
||
})
|
||
|
||
//类名定义， :class="xx:yy" :class="{xx: yy}" :class="xx" :class="{{xx}}"
|
||
yua.directive("class", {
|
||
init: function (binding) {
|
||
if(!/^\{.*\}$/.test(binding.expr)){
|
||
|
||
var expr = binding.expr.split(':')
|
||
expr[1] = expr[1] && expr[1].trim() || 'true'
|
||
var arr = expr[0].split(/\s+/)
|
||
binding.expr = '{' + arr.map(function(it){
|
||
return it + ': ' + expr[1]
|
||
}).join(', ') + '}'
|
||
|
||
}else if(/^\{\{.*\}\}$/.test(binding.expr)){
|
||
|
||
binding.expr = binding.expr.slice(2, -2)
|
||
}
|
||
|
||
if (binding.type === "hover" || binding.type === "active") { //确保只绑定一次
|
||
if (!binding.hasBindEvent) {
|
||
var elem = binding.element
|
||
var $elem = yua(elem)
|
||
var activate = "mouseenter" //在移出移入时切换类名
|
||
var abandon = "mouseleave"
|
||
if (binding.type === "active") { //在聚焦失焦中切换类名
|
||
elem.tabIndex = elem.tabIndex || -1
|
||
activate = "mousedown"
|
||
abandon = "mouseup"
|
||
var fn0 = $elem.bind("mouseleave", function () {
|
||
binding.toggleClass && $elem.removeClass(binding.newClass)
|
||
})
|
||
}
|
||
}
|
||
|
||
var fn1 = $elem.bind(activate, function () {
|
||
binding.toggleClass && $elem.addClass(binding.newClass)
|
||
})
|
||
var fn2 = $elem.bind(abandon, function () {
|
||
binding.toggleClass && $elem.removeClass(binding.newClass)
|
||
})
|
||
binding.rollback = function () {
|
||
$elem.unbind("mouseleave", fn0)
|
||
$elem.unbind(activate, fn1)
|
||
$elem.unbind(abandon, fn2)
|
||
}
|
||
binding.hasBindEvent = true
|
||
}
|
||
|
||
},
|
||
update: function (val) {
|
||
var obj = val
|
||
if(!obj)
|
||
return log('class绑定错误')
|
||
|
||
if(typeof obj === 'string'){
|
||
obj = {}
|
||
obj[val] = true
|
||
}
|
||
|
||
if(!yua.isPlainObject(obj)){
|
||
obj = obj.$model
|
||
}
|
||
|
||
if(this.param)
|
||
return log('不再支持:class-xx="yy"的写法', this.name)
|
||
|
||
var $elem = yua(this.element)
|
||
for(var i in obj){
|
||
$elem.toggleClass(i, !!obj[i])
|
||
}
|
||
}
|
||
})
|
||
|
||
"hover,active".replace(rword, function (name) {
|
||
directives[name] = directives["class"]
|
||
})
|
||
|
||
//样式定义 :css-width="200"
|
||
//:css="{width: 200}"
|
||
yua.directive("css", {
|
||
init: directives.attr.init,
|
||
update: function (val) {
|
||
var $elem = yua(this.element)
|
||
if(!this.param){
|
||
var obj = val
|
||
try{
|
||
if(typeof val === 'object'){
|
||
if(!yua.isPlainObject(val))
|
||
obj = val.$model
|
||
}else{
|
||
obj = new Function('return ' + val)()
|
||
}
|
||
for(var i in obj){
|
||
$elem.css(i, obj[i])
|
||
}
|
||
}catch(err){
|
||
log('样式格式错误', val)
|
||
}
|
||
}else{
|
||
$elem.css(this.param, val)
|
||
}
|
||
}
|
||
})
|
||
|
||
//兼容2种写法 :data-xx="yy", :data="{xx: yy}"
|
||
yua.directive("data", {
|
||
priority: 100,
|
||
update: function (val) {
|
||
var obj = val
|
||
if(typeof obj === 'object' && obj !== null){
|
||
if(!yua.isPlainObject(obj))
|
||
obj = val.$model
|
||
|
||
for(var i in obj){
|
||
this.element.setAttribute('data-' + i, obj[i])
|
||
}
|
||
}else{
|
||
if(!this.param)
|
||
return
|
||
|
||
this.element.setAttribute('data-' + this.param, obj)
|
||
}
|
||
}
|
||
})
|
||
|
||
|
||
|
||
/*------ 表单验证 -------*/
|
||
var __rules = {};
|
||
yua.validate = function(key){
|
||
return !__rules[key] || __rules[key].every(function(it){ return it.checked})
|
||
};
|
||
yua.directive('rule', {
|
||
priority: 2010,
|
||
init: function(binding){
|
||
if(binding.param && !__rules[binding.param]){
|
||
__rules[binding.param] = [];
|
||
binding.target = __rules[binding.param]
|
||
}
|
||
},
|
||
update: function(obj){
|
||
var _this = this,
|
||
elem = this.element,
|
||
ruleID = -1;
|
||
|
||
if(!['INPUT', 'TEXTAREA'].includes(elem.nodeName))
|
||
return
|
||
|
||
if(this.target){
|
||
ruleID = this.target.length;
|
||
this.target.push({checked: true})
|
||
}
|
||
|
||
//如果父级元素没有定位属性,则加上相对定位
|
||
if(getComputedStyle(elem.parentNode).position === 'static'){
|
||
elem.parentNode.style.position = 'relative'
|
||
}
|
||
|
||
var $elem = yua(elem),
|
||
ol = elem.offsetLeft + elem.offsetWidth - 50,
|
||
ot = elem.offsetTop + elem.offsetHeight + 8,
|
||
tips = document.createElement('div');
|
||
|
||
tips.className = 'do-rule-tips'
|
||
tips.style.left = ol + 'px'
|
||
tips.style.bottom = ot + 'px'
|
||
|
||
|
||
function checked(ev){
|
||
var txt = '',
|
||
val = elem.value;
|
||
|
||
if(obj.require && (val === '' || val === null))
|
||
txt = '必填项'
|
||
|
||
if(!txt && obj.isNumeric)
|
||
txt = !isFinite(val) ? '必须为合法数字' : ''
|
||
|
||
if(!txt && obj.isEmail)
|
||
txt = !/^[\w\.\-]+@\w+([\.\-]\w+)*\.\w+$/.test(val) ? 'Email格式错误' : ''
|
||
|
||
if(!txt && obj.isPhone)
|
||
txt = !/^1[34578]\d{9}$/.test(val) ? '手机格式错误' : ''
|
||
|
||
if(!txt && obj.isCN)
|
||
txt = !/^[\u4e00-\u9fa5]+$/.test(val) ? '必须为纯中文' : ''
|
||
|
||
if(!txt && obj.exp)
|
||
txt = !obj.exp.test(val) ? (obj.msg || '格式错误') : ''
|
||
|
||
if(!txt && obj.maxLen)
|
||
txt = val.length > obj.maxLen ? ('长度不得超过' + obj.maxLen + '位') : ''
|
||
|
||
if(!txt && obj.minLen)
|
||
txt = val.length < obj.minLen ? ('长度不得小于' + obj.minLen + '位') : ''
|
||
|
||
if(!txt && obj.hasOwnProperty('max'))
|
||
txt = val > obj.max ? ('输入值不能大于' + obj.max) : ''
|
||
|
||
if(!txt && obj.hasOwnProperty('min'))
|
||
txt = val < obj.min ? ('输入值不能小于' + obj.min) : ''
|
||
|
||
if(!txt && obj.eq){
|
||
var eqEl = document.querySelector('#' + obj.eq)
|
||
txt = val !== eqEl.value ? (obj.msg || '2次值不一致') : ''
|
||
}
|
||
|
||
|
||
if(txt){
|
||
if(ev){
|
||
tips.textContent = txt
|
||
elem.parentNode.appendChild(tips)
|
||
}
|
||
//必须是"必填项"才会更新验证状态
|
||
if(_this.target && obj.require){
|
||
_this.target[ruleID].checked = false
|
||
}
|
||
}else{
|
||
if(_this.target){
|
||
_this.target[ruleID].checked = true
|
||
}
|
||
try{
|
||
elem.parentNode.removeChild(tips)
|
||
}catch(err){}
|
||
}
|
||
}
|
||
|
||
|
||
$elem.bind('change,blur', checked)
|
||
$elem.bind('focus', function(ev){
|
||
try{
|
||
elem.parentNode.removeChild(tips)
|
||
}catch(err){}
|
||
|
||
})
|
||
|
||
checked()
|
||
}
|
||
})
|
||
|
||
|
||
//双工绑定
|
||
var rduplexType = /^(?:checkbox|radio)$/
|
||
var rduplexParam = /^(?:radio|checked)$/
|
||
var rnoduplexInput = /^(file|button|reset|submit|checkbox|radio|range)$/
|
||
var duplexBinding = yua.directive("duplex", {
|
||
priority: 2000,
|
||
init: function (binding, hasCast) {
|
||
var elem = binding.element
|
||
var vmodels = binding.vmodels
|
||
binding.changed = getBindingCallback(elem, "data-duplex-changed", vmodels) || noop
|
||
var params = []
|
||
var casting = oneObject("string,number,boolean,checked")
|
||
if (elem.type === "radio" && binding.param === "") {
|
||
binding.param = "checked"
|
||
}
|
||
|
||
binding.param.replace(rw20g, function (name) {
|
||
if (rduplexType.test(elem.type) && rduplexParam.test(name)) {
|
||
if (name === "radio")
|
||
log(":duplex-radio已经更名为:duplex-checked")
|
||
name = "checked"
|
||
binding.isChecked = true
|
||
binding.xtype = "radio"
|
||
}
|
||
if (name === "bool") {
|
||
name = "boolean"
|
||
log(":duplex-bool已经更名为:duplex-boolean")
|
||
} else if (name === "text") {
|
||
name = "string"
|
||
log(":duplex-text已经更名为:duplex-string")
|
||
}
|
||
if (casting[name]) {
|
||
hasCast = true
|
||
}
|
||
yua.Array.ensure(params, name)
|
||
})
|
||
if (!hasCast) {
|
||
params.push("string")
|
||
}
|
||
binding.param = params.join("-")
|
||
if (!binding.xtype) {
|
||
binding.xtype = elem.tagName === "SELECT" ? "select" :
|
||
elem.type === "checkbox" ? "checkbox" :
|
||
elem.type === "radio" ? "radio" :
|
||
/^change/.test(elem.getAttribute("data-duplex-event")) ? "change" :
|
||
"input"
|
||
}
|
||
//===================绑定事件======================
|
||
var bound = binding.bound = function (type, callback) {
|
||
elem.addEventListener(type, callback, false)
|
||
var old = binding.rollback
|
||
binding.rollback = function () {
|
||
elem.yuaSetter = null
|
||
yua.unbind(elem, type, callback)
|
||
old && old()
|
||
}
|
||
}
|
||
function callback(value) {
|
||
binding.changed.call(this, value, binding)
|
||
}
|
||
var composing = false
|
||
function compositionStart() {
|
||
composing = true
|
||
}
|
||
function compositionEnd() {
|
||
composing = false
|
||
setTimeout(updateVModel)
|
||
}
|
||
var updateVModel = function (e) {
|
||
|
||
var val = elem.value;
|
||
//防止递归调用形成死循环
|
||
//处理中文输入法在minlengh下引发的BUG
|
||
if (composing || val === binding.oldValue || binding.pipe === null){
|
||
return
|
||
}
|
||
|
||
var lastValue = binding.pipe(val, binding, "get")
|
||
binding.oldValue = val
|
||
binding.setter(lastValue)
|
||
|
||
callback.call(elem, lastValue)
|
||
yua.fireDom(elem, 'change')
|
||
|
||
}
|
||
switch (binding.xtype) {
|
||
case "radio":
|
||
bound("click", function () {
|
||
var lastValue = binding.pipe(elem.value, binding, "get")
|
||
binding.setter(lastValue)
|
||
callback.call(elem, lastValue)
|
||
})
|
||
break
|
||
case "checkbox":
|
||
bound("change", function () {
|
||
var method = elem.checked ? "ensure" : "remove"
|
||
var array = binding.getter.apply(0, binding.vmodels)
|
||
if (!Array.isArray(array)) {
|
||
log(":duplex应用于checkbox上要对应一个数组")
|
||
array = [array]
|
||
}
|
||
var val = binding.pipe(elem.value, binding, "get")
|
||
yua.Array[method](array, val)
|
||
callback.call(elem, array)
|
||
})
|
||
break
|
||
case "change":
|
||
bound("change", updateVModel)
|
||
break
|
||
case "input":
|
||
bound("input", updateVModel)
|
||
bound("keyup", updateVModel)
|
||
if (!IEVersion) {
|
||
bound("compositionstart", compositionStart)
|
||
bound("compositionend", compositionEnd)
|
||
bound("DOMAutoComplete", updateVModel)
|
||
}
|
||
break
|
||
case "select":
|
||
bound("change", function () {
|
||
var val = yua(elem).val() //字符串或字符串数组
|
||
if (Array.isArray(val)) {
|
||
val = val.map(function (v) {
|
||
return binding.pipe(v, binding, "get")
|
||
})
|
||
} else {
|
||
val = binding.pipe(val, binding, "get")
|
||
}
|
||
if (val + "" !== binding.oldValue) {
|
||
try {
|
||
binding.setter(val)
|
||
} catch (ex) {
|
||
log(ex)
|
||
}
|
||
}
|
||
})
|
||
bound("datasetchanged", function (e) {
|
||
if (e.bubble === "selectDuplex") {
|
||
var value = binding._value
|
||
var curValue = Array.isArray(value) ? value.map(String) : value + ""
|
||
yua(elem).val(curValue)
|
||
elem.oldValue = curValue + ""
|
||
callback.call(elem, curValue)
|
||
}
|
||
})
|
||
break
|
||
}
|
||
if (binding.xtype === "input" && !rnoduplexInput.test(elem.type)) {
|
||
if (elem.type !== "hidden") {
|
||
bound("focus", function () {
|
||
elem.msFocus = true
|
||
})
|
||
bound("blur", function () {
|
||
elem.msFocus = false
|
||
})
|
||
}
|
||
elem.yuaSetter = updateVModel //#765
|
||
watchValueInTimer(function () {
|
||
if (root.contains(elem)) {
|
||
if (!elem.msFocus) {
|
||
updateVModel()
|
||
}
|
||
} else if (!elem.msRetain) {
|
||
return false
|
||
}
|
||
})
|
||
}
|
||
|
||
},
|
||
update: function (value) {
|
||
var elem = this.element, binding = this, curValue
|
||
if (!this.init) {
|
||
for (var i in yua.vmodels) {
|
||
var v = yua.vmodels[i]
|
||
v.$fire("yua-duplex-init", binding)
|
||
}
|
||
var cpipe = binding.pipe || (binding.pipe = pipe)
|
||
cpipe(null, binding, "init")
|
||
this.init = 1
|
||
}
|
||
switch (this.xtype) {
|
||
case "input":
|
||
case "change":
|
||
curValue = this.pipe(value, this, "set") //fix #673
|
||
if (curValue !== this.oldValue) {
|
||
var fixCaret = false
|
||
if (elem.msFocus) {
|
||
try {
|
||
var start = elem.selectionStart
|
||
var end = elem.selectionEnd
|
||
if (start === end) {
|
||
var pos = start
|
||
fixCaret = true
|
||
}
|
||
} catch (e) {
|
||
}
|
||
}
|
||
elem.value = this.oldValue = curValue
|
||
if (fixCaret && !elem.readOnly) {
|
||
elem.selectionStart = elem.selectionEnd = pos
|
||
}
|
||
}
|
||
break
|
||
case "radio":
|
||
curValue = binding.isChecked ? !!value : value + "" === elem.value
|
||
elem.checked = curValue
|
||
break
|
||
case "checkbox":
|
||
var array = [].concat(value) //强制转换为数组
|
||
curValue = this.pipe(elem.value, this, "get")
|
||
elem.checked = array.indexOf(curValue) > -1
|
||
break
|
||
case "select":
|
||
//必须变成字符串后才能比较
|
||
binding._value = value
|
||
if (!elem.msHasEvent) {
|
||
elem.msHasEvent = "selectDuplex"
|
||
//必须等到其孩子准备好才触发
|
||
} else {
|
||
yua.fireDom(elem, "datasetchanged", {
|
||
bubble: elem.msHasEvent
|
||
})
|
||
}
|
||
break
|
||
}
|
||
}
|
||
})
|
||
|
||
|
||
function fixNull(val) {
|
||
return val == null ? "" : val
|
||
}
|
||
yua.duplexHooks = {
|
||
checked: {
|
||
get: function (val, binding) {
|
||
return !binding.oldValue
|
||
}
|
||
},
|
||
string: {
|
||
get: function (val) { //同步到VM
|
||
return val
|
||
},
|
||
set: fixNull
|
||
},
|
||
"boolean": {
|
||
get: function (val) {
|
||
return val === "true"
|
||
},
|
||
set: fixNull
|
||
},
|
||
number: {
|
||
get: function (val, binding) {
|
||
var number = val - 0
|
||
if (-val === -number) {
|
||
return number
|
||
}
|
||
var arr = /strong|medium|weak/.exec(binding.element.getAttribute("data-duplex-number")) || ["medium"]
|
||
switch (arr[0]) {
|
||
case "strong":
|
||
return 0
|
||
case "medium":
|
||
return val === "" ? "" : 0
|
||
case "weak":
|
||
return val
|
||
}
|
||
},
|
||
set: fixNull
|
||
}
|
||
}
|
||
|
||
function pipe(val, binding, action, e) {
|
||
binding.param.replace(rw20g, function (name) {
|
||
var hook = yua.duplexHooks[name]
|
||
if (hook && typeof hook[action] === "function") {
|
||
val = hook[action](val, binding)
|
||
}
|
||
})
|
||
return val
|
||
}
|
||
|
||
var TimerID, ribbon = []
|
||
|
||
yua.tick = function (fn) {
|
||
if (ribbon.push(fn) === 1) {
|
||
TimerID = setInterval(ticker, 60)
|
||
}
|
||
}
|
||
|
||
function ticker() {
|
||
for (var n = ribbon.length - 1; n >= 0; n--) {
|
||
var el = ribbon[n]
|
||
if (el() === false) {
|
||
ribbon.splice(n, 1)
|
||
}
|
||
}
|
||
if (!ribbon.length) {
|
||
clearInterval(TimerID)
|
||
}
|
||
}
|
||
|
||
var watchValueInTimer = noop
|
||
new function () { // jshint ignore:line
|
||
try { //#272 IE9-IE11, firefox
|
||
var setters = {}
|
||
var aproto = HTMLInputElement.prototype
|
||
var bproto = HTMLTextAreaElement.prototype
|
||
function newSetter(value) { // jshint ignore:line
|
||
setters[this.tagName].call(this, value)
|
||
if (!this.msFocus && this.yuaSetter) {
|
||
this.yuaSetter()
|
||
}
|
||
}
|
||
var inputProto = HTMLInputElement.prototype
|
||
Object.getOwnPropertyNames(inputProto) //故意引发IE6-8等浏览器报错
|
||
setters["INPUT"] = Object.getOwnPropertyDescriptor(aproto, "value").set
|
||
|
||
Object.defineProperty(aproto, "value", {
|
||
set: newSetter
|
||
})
|
||
setters["TEXTAREA"] = Object.getOwnPropertyDescriptor(bproto, "value").set
|
||
Object.defineProperty(bproto, "value", {
|
||
set: newSetter
|
||
})
|
||
} catch (e) {
|
||
//在chrome 43中 :duplex终于不需要使用定时器实现双向绑定了
|
||
// http://updates.html5rocks.com/2015/04/DOM-attributes-now-on-the-prototype
|
||
// https://docs.google.com/document/d/1jwA8mtClwxI-QJuHT7872Z0pxpZz8PBkf2bGAbsUtqs/edit?pli=1
|
||
watchValueInTimer = yua.tick
|
||
}
|
||
} // jshint ignore:line
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
/*-------------动画------------*/
|
||
|
||
yua.directive("effect", {
|
||
priority: 5,
|
||
init: function (binding) {
|
||
var text = binding.expr,
|
||
className,
|
||
rightExpr
|
||
var colonIndex = text.replace(rexprg, function (a) {
|
||
return a.replace(/./g, "0")
|
||
}).indexOf(":") //取得第一个冒号的位置
|
||
if (colonIndex === -1) { // 比如 :class/effect="aaa bbb ccc" 的情况
|
||
className = text
|
||
rightExpr = true
|
||
} else { // 比如 :class/effect-1="ui-state-active:checked" 的情况
|
||
className = text.slice(0, colonIndex)
|
||
rightExpr = text.slice(colonIndex + 1)
|
||
}
|
||
if (!rexpr.test(text)) {
|
||
className = quote(className)
|
||
} else {
|
||
className = normalizeExpr(className)
|
||
}
|
||
binding.expr = "[" + className + "," + rightExpr + "]"
|
||
},
|
||
update: function (arr) {
|
||
var name = arr[0]
|
||
var elem = this.element
|
||
if (elem.getAttribute("data-effect-name") === name) {
|
||
return
|
||
} else {
|
||
elem.removeAttribute("data-effect-driver")
|
||
}
|
||
var inlineStyles = elem.style
|
||
var computedStyles = window.getComputedStyle ? window.getComputedStyle(elem) : null
|
||
var useAni = false
|
||
if (computedStyles && (supportTransition || supportAnimation)) {
|
||
|
||
//如果支持CSS动画
|
||
var duration = inlineStyles[transitionDuration] || computedStyles[transitionDuration]
|
||
if (duration && duration !== '0s') {
|
||
elem.setAttribute("data-effect-driver", "t")
|
||
useAni = true
|
||
}
|
||
|
||
if (!useAni) {
|
||
|
||
duration = inlineStyles[animationDuration] || computedStyles[animationDuration]
|
||
if (duration && duration !== '0s') {
|
||
elem.setAttribute("data-effect-driver", "a")
|
||
useAni = true
|
||
}
|
||
|
||
}
|
||
}
|
||
|
||
if (!useAni) {
|
||
if (yua.effects[name]) {
|
||
elem.setAttribute("data-effect-driver", "j")
|
||
useAni = true
|
||
}
|
||
}
|
||
if (useAni) {
|
||
elem.setAttribute("data-effect-name", name)
|
||
}
|
||
}
|
||
})
|
||
|
||
yua.effects = {}
|
||
yua.effect = function (name, callbacks) {
|
||
yua.effects[name] = callbacks
|
||
}
|
||
|
||
|
||
|
||
var supportTransition = false
|
||
var supportAnimation = false
|
||
|
||
var transitionEndEvent
|
||
var animationEndEvent
|
||
var transitionDuration = yua.cssName("transition-duration")
|
||
var animationDuration = yua.cssName("animation-duration")
|
||
new function () {// jshint ignore:line
|
||
var checker = {
|
||
'TransitionEvent': 'transitionend',
|
||
'WebKitTransitionEvent': 'webkitTransitionEnd',
|
||
'OTransitionEvent': 'oTransitionEnd',
|
||
'otransitionEvent': 'otransitionEnd'
|
||
}
|
||
var tran
|
||
//有的浏览器同时支持私有实现与标准写法，比如webkit支持前两种，Opera支持1、3、4
|
||
for (var name in checker) {
|
||
if (window[name]) {
|
||
tran = checker[name]
|
||
break;
|
||
}
|
||
try {
|
||
var a = document.createEvent(name);
|
||
tran = checker[name]
|
||
break;
|
||
} catch (e) {
|
||
}
|
||
}
|
||
if (typeof tran === "string") {
|
||
supportTransition = true
|
||
transitionEndEvent = tran
|
||
}
|
||
|
||
//大致上有两种选择
|
||
//IE10+, Firefox 16+ & Opera 12.1+: animationend
|
||
//Chrome/Safari: webkitAnimationEnd
|
||
//http://blogs.msdn.com/b/davrous/archive/2011/12/06/introduction-to-css3-animat ions.aspx
|
||
//IE10也可以使用MSAnimationEnd监听，但是回调里的事件 type依然为animationend
|
||
// el.addEventListener("MSAnimationEnd", function(e) {
|
||
// alert(e.type)// animationend！！！
|
||
// })
|
||
checker = {
|
||
'AnimationEvent': 'animationend',
|
||
'WebKitAnimationEvent': 'webkitAnimationEnd'
|
||
}
|
||
var ani;
|
||
for (name in checker) {
|
||
if (window[name]) {
|
||
ani = checker[name];
|
||
break;
|
||
}
|
||
}
|
||
if (typeof ani === "string") {
|
||
supportTransition = true
|
||
animationEndEvent = ani
|
||
}
|
||
|
||
}()
|
||
|
||
var effectPool = []//重复利用动画实例
|
||
function effectFactory(el, opts) {
|
||
if (!el || el.nodeType !== 1) {
|
||
return null
|
||
}
|
||
if (opts) {
|
||
var name = opts.effectName
|
||
var driver = opts.effectDriver
|
||
} else {
|
||
name = el.getAttribute("data-effect-name")
|
||
driver = el.getAttribute("data-effect-driver")
|
||
}
|
||
if (!name || !driver) {
|
||
return null
|
||
}
|
||
|
||
var instance = effectPool.pop() || new Effect()
|
||
instance.el = el
|
||
instance.driver = driver
|
||
instance.useCss = driver !== "j"
|
||
if (instance.useCss) {
|
||
opts && yua(el).addClass(opts.effectClass)
|
||
instance.cssEvent = driver === "t" ? transitionEndEvent : animationEndEvent
|
||
}
|
||
instance.name = name
|
||
instance.callbacks = yua.effects[name] || {}
|
||
|
||
return instance
|
||
|
||
|
||
}
|
||
|
||
function effectBinding(elem, binding) {
|
||
var name = elem.getAttribute("data-effect-name")
|
||
if (name) {
|
||
binding.effectName = name
|
||
binding.effectDriver = elem.getAttribute("data-effect-driver")
|
||
var stagger = +elem.getAttribute("data-effect-stagger")
|
||
binding.effectLeaveStagger = +elem.getAttribute("data-effect-leave-stagger") || stagger
|
||
binding.effectEnterStagger = +elem.getAttribute("data-effect-enter-stagger") || stagger
|
||
binding.effectClass = elem.className || NaN
|
||
}
|
||
}
|
||
function upperFirstChar(str) {
|
||
return str.replace(/^[\S]/g, function (m) {
|
||
return m.toUpperCase()
|
||
})
|
||
}
|
||
var effectBuffer = new Buffer()
|
||
function Effect() {
|
||
}//动画实例,做成类的形式,是为了共用所有原型方法
|
||
|
||
Effect.prototype = {
|
||
contrustor: Effect,
|
||
enterClass: function () {
|
||
return getEffectClass(this, "enter")
|
||
},
|
||
leaveClass: function () {
|
||
return getEffectClass(this, "leave")
|
||
},
|
||
// 共享一个函数
|
||
actionFun: function (name, before, after) {
|
||
if (document.hidden) {
|
||
return
|
||
}
|
||
var me = this
|
||
var el = me.el
|
||
var isLeave = name === "leave"
|
||
name = isLeave ? "leave" : "enter"
|
||
var oppositeName = isLeave ? "enter" : "leave"
|
||
callEffectHook(me, "abort" + upperFirstChar(oppositeName))
|
||
callEffectHook(me, "before" + upperFirstChar(name))
|
||
if (!isLeave)
|
||
before(el) //这里可能做插入DOM树的操作,因此必须在修改类名前执行
|
||
var cssCallback = function (cancel) {
|
||
el.removeEventListener(me.cssEvent, me.cssCallback)
|
||
if (isLeave) {
|
||
before(el) //这里可能做移出DOM树操作,因此必须位于动画之后
|
||
yua(el).removeClass(me.cssClass)
|
||
} else {
|
||
if (me.driver === "a") {
|
||
yua(el).removeClass(me.cssClass)
|
||
}
|
||
}
|
||
if (cancel !== true) {
|
||
callEffectHook(me, "after" + upperFirstChar(name))
|
||
after && after(el)
|
||
}
|
||
me.dispose()
|
||
}
|
||
if (me.useCss) {
|
||
if (me.cssCallback) { //如果leave动画还没有完成,立即完成
|
||
me.cssCallback(true)
|
||
}
|
||
|
||
me.cssClass = getEffectClass(me, name)
|
||
me.cssCallback = cssCallback
|
||
|
||
me.update = function () {
|
||
el.addEventListener(me.cssEvent, me.cssCallback)
|
||
if (!isLeave && me.driver === "t") {//transtion延迟触发
|
||
yua(el).removeClass(me.cssClass)
|
||
}
|
||
}
|
||
yua(el).addClass(me.cssClass)//animation会立即触发
|
||
|
||
effectBuffer.render(true)
|
||
effectBuffer.queue.push(me)
|
||
|
||
} else {
|
||
callEffectHook(me, name, cssCallback)
|
||
|
||
}
|
||
},
|
||
enter: function (before, after) {
|
||
this.actionFun.apply(this, ["enter"].concat(yua.slice(arguments)))
|
||
|
||
},
|
||
leave: function (before, after) {
|
||
this.actionFun.apply(this, ["leave"].concat(yua.slice(arguments)))
|
||
|
||
},
|
||
dispose: function () {//销毁与回收到池子中
|
||
this.update = this.cssCallback = null
|
||
if (effectPool.unshift(this) > 100) {
|
||
effectPool.pop()
|
||
}
|
||
}
|
||
|
||
|
||
}
|
||
|
||
|
||
function getEffectClass(instance, type) {
|
||
var a = instance.callbacks[type + "Class"]
|
||
if (typeof a === "string")
|
||
return a
|
||
if (typeof a === "function")
|
||
return a()
|
||
return instance.name + "-" + type
|
||
}
|
||
|
||
|
||
function callEffectHook(effect, name, cb) {
|
||
var hook = effect.callbacks[name]
|
||
if (hook) {
|
||
hook.call(effect, effect.el, cb)
|
||
}
|
||
}
|
||
|
||
var applyEffect = function (el, dir/*[before, [after, [opts]]]*/) {
|
||
var args = aslice.call(arguments, 0)
|
||
if (typeof args[2] !== "function") {
|
||
args.splice(2, 0, noop)
|
||
}
|
||
if (typeof args[3] !== "function") {
|
||
args.splice(3, 0, noop)
|
||
}
|
||
var before = args[2]
|
||
var after = args[3]
|
||
var opts = args[4]
|
||
var effect = effectFactory(el, opts)
|
||
if (!effect) {
|
||
before()
|
||
after()
|
||
return false
|
||
} else {
|
||
var method = dir ? 'enter' : 'leave'
|
||
effect[method](before, after)
|
||
}
|
||
}
|
||
|
||
yua.mix(yua.effect, {
|
||
apply: applyEffect,
|
||
append: function (el, parent, after, opts) {
|
||
return applyEffect(el, 1, function () {
|
||
parent.appendChild(el)
|
||
}, after, opts)
|
||
},
|
||
before: function (el, target, after, opts) {
|
||
return applyEffect(el, 1, function () {
|
||
target.parentNode.insertBefore(el, target)
|
||
}, after, opts)
|
||
},
|
||
remove: function (el, parent, after, opts) {
|
||
return applyEffect(el, 0, function () {
|
||
if (el.parentNode === parent)
|
||
parent.removeChild(el)
|
||
}, after, opts)
|
||
}
|
||
})
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
yua.directive("html", {
|
||
update: function (val) {
|
||
var binding = this
|
||
var elem = this.element
|
||
var isHtmlFilter = elem.nodeType !== 1
|
||
var parent = isHtmlFilter ? elem.parentNode : elem
|
||
if (!parent)
|
||
return
|
||
val = val == null ? "" : val
|
||
|
||
if (elem.nodeType === 3) {
|
||
var signature = generateID("html")
|
||
parent.insertBefore(DOC.createComment(signature), elem)
|
||
binding.element = DOC.createComment(signature + ":end")
|
||
parent.replaceChild(binding.element, elem)
|
||
elem = binding.element
|
||
}
|
||
if (typeof val !== "object") {//string, number, boolean
|
||
var fragment = yua.parseHTML(String(val))
|
||
} else if (val.nodeType === 11) { //将val转换为文档碎片
|
||
fragment = val
|
||
} else if (val.nodeType === 1 || val.item) {
|
||
var nodes = val.nodeType === 1 ? val.childNodes : val.item
|
||
fragment = yuaFragment.cloneNode(true)
|
||
while (nodes[0]) {
|
||
fragment.appendChild(nodes[0])
|
||
}
|
||
}
|
||
|
||
nodes = yua.slice(fragment.childNodes)
|
||
//插入占位符, 如果是过滤器,需要有节制地移除指定的数量,如果是html指令,直接清空
|
||
if (isHtmlFilter) {
|
||
var endValue = elem.nodeValue.slice(0, -4)
|
||
while (true) {
|
||
var node = elem.previousSibling
|
||
if (!node || node.nodeType === 8 && node.nodeValue === endValue) {
|
||
break
|
||
} else {
|
||
parent.removeChild(node)
|
||
}
|
||
}
|
||
parent.insertBefore(fragment, elem)
|
||
} else {
|
||
yua.clearHTML(elem).appendChild(fragment)
|
||
}
|
||
scanNodeArray(nodes, binding.vmodels)
|
||
}
|
||
})
|
||
|
||
yua.directive("if", {
|
||
priority: 10,
|
||
update: function (val) {
|
||
var binding = this
|
||
var elem = this.element
|
||
var stamp = binding.stamp = +(new Date())
|
||
var par
|
||
var after = function () {
|
||
if (stamp !== binding.stamp)
|
||
return
|
||
binding.recoverNode = null
|
||
}
|
||
if (binding.recoverNode)
|
||
binding.recoverNode() // 还原现场，有移动节点的都需要还原现场
|
||
try {
|
||
if (!elem.parentNode)
|
||
return
|
||
par = elem.parentNode
|
||
} catch (e) {
|
||
return
|
||
}
|
||
if (val) { //插回DOM树
|
||
function alway() {// jshint ignore:line
|
||
if (elem.getAttribute(binding.name)) {
|
||
elem.removeAttribute(binding.name)
|
||
scanAttr(elem, binding.vmodels)
|
||
}
|
||
binding.rollback = null
|
||
}
|
||
if (elem.nodeType === 8) {
|
||
var keep = binding.keep
|
||
var hasEffect = yua.effect.apply(keep, 1, function () {
|
||
if (stamp !== binding.stamp)
|
||
return
|
||
elem.parentNode.replaceChild(keep, elem)
|
||
elem = binding.element = keep //这时可能为null
|
||
if (keep.getAttribute("_required")) {//#1044
|
||
elem.required = true
|
||
elem.removeAttribute("_required")
|
||
}
|
||
if (elem.querySelectorAll) {
|
||
yua.each(elem.querySelectorAll("[_required=true]"), function (el) {
|
||
el.required = true
|
||
el.removeAttribute("_required")
|
||
})
|
||
}
|
||
alway()
|
||
}, after)
|
||
hasEffect = hasEffect === false
|
||
}
|
||
if (!hasEffect)
|
||
alway()
|
||
} else { //移出DOM树，并用注释节点占据原位置
|
||
if (elem.nodeType === 1) {
|
||
if (elem.required === true) {
|
||
elem.required = false
|
||
elem.setAttribute("_required", "true")
|
||
}
|
||
try {//如果不支持querySelectorAll或:required,可以直接无视
|
||
yua.each(elem.querySelectorAll(":required"), function (el) {
|
||
elem.required = false
|
||
el.setAttribute("_required", "true")
|
||
})
|
||
} catch (e) {
|
||
}
|
||
|
||
var node = binding.element = DOC.createComment(":if"),
|
||
pos = elem.nextSibling
|
||
binding.recoverNode = function () {
|
||
binding.recoverNode = null
|
||
if (node.parentNode !== par) {
|
||
par.insertBefore(node, pos)
|
||
binding.keep = elem
|
||
}
|
||
}
|
||
|
||
yua.effect.apply(elem, 0, function () {
|
||
binding.recoverNode = null
|
||
if (stamp !== binding.stamp)
|
||
return
|
||
elem.parentNode.replaceChild(node, elem)
|
||
binding.keep = elem //元素节点
|
||
ifGroup.appendChild(elem)
|
||
binding.rollback = function () {
|
||
if (elem.parentNode === ifGroup) {
|
||
ifGroup.removeChild(elem)
|
||
}
|
||
}
|
||
}, after)
|
||
}
|
||
}
|
||
}
|
||
})
|
||
|
||
//:important绑定已经在scanTag 方法中实现
|
||
var rnoscripts = /<noscript.*?>(?:[\s\S]+?)<\/noscript>/img
|
||
var rnoscriptText = /<noscript.*?>([\s\S]+?)<\/noscript>/im
|
||
|
||
var getXHR = function () {
|
||
return new window.XMLHttpRequest() // jshint ignore:line
|
||
}
|
||
//将所有远程加载的模板,以字符串形式存放到这里
|
||
var templatePool = yua.templateCache = {}
|
||
|
||
function getTemplateContainer(binding, id, text) {
|
||
var div = binding.templateCache && binding.templateCache[id]
|
||
if (div) {
|
||
var dom = DOC.createDocumentFragment(),
|
||
firstChild
|
||
while (firstChild = div.firstChild) {
|
||
dom.appendChild(firstChild)
|
||
}
|
||
return dom
|
||
}
|
||
return yua.parseHTML(text)
|
||
|
||
}
|
||
function nodesToFrag(nodes) {
|
||
var frag = DOC.createDocumentFragment()
|
||
for (var i = 0, len = nodes.length; i < len; i++) {
|
||
frag.appendChild(nodes[i])
|
||
}
|
||
return frag
|
||
}
|
||
yua.directive("include", {
|
||
init: directives.attr.init,
|
||
update: function (val) {
|
||
var binding = this
|
||
var elem = this.element
|
||
var vmodels = binding.vmodels
|
||
var rendered = binding.includeRendered
|
||
var effectClass = binding.effectName && binding.effectClass // 是否开启动画
|
||
var templateCache = binding.templateCache // 是否data-include-cache
|
||
var outer = binding.includeReplace // 是否data-include-replace
|
||
var loaded = binding.includeLoaded
|
||
var target = outer ? elem.parentNode : elem
|
||
var _ele = binding._element // data-include-replace binding.element === binding.end
|
||
|
||
binding.recoverNodes = binding.recoverNodes || yua.noop
|
||
|
||
var scanTemplate = function (text) {
|
||
var _stamp = binding._stamp = +(new Date()) // 过滤掉频繁操作
|
||
if (loaded) {
|
||
var newText = loaded.apply(target, [text].concat(vmodels))
|
||
if (typeof newText === "string")
|
||
text = newText
|
||
}
|
||
if (rendered) {
|
||
checkScan(target, function () {
|
||
rendered.call(target)
|
||
}, NaN)
|
||
}
|
||
var lastID = binding.includeLastID || "_default" // 默认
|
||
|
||
binding.includeLastID = val
|
||
var leaveEl = templateCache && templateCache[lastID] || DOC.createElement(elem.tagName || binding._element.tagName) // 创建一个离场元素
|
||
|
||
if (effectClass) {
|
||
leaveEl.className = effectClass
|
||
target.insertBefore(leaveEl, binding.start) // 插入到start之前，防止被错误的移动
|
||
}
|
||
|
||
// cache or animate，移动节点
|
||
(templateCache || {})[lastID] = leaveEl
|
||
var fragOnDom = binding.recoverNodes() // 恢复动画中的节点
|
||
if (fragOnDom) {
|
||
target.insertBefore(fragOnDom, binding.end)
|
||
}
|
||
while (true) {
|
||
var node = binding.start.nextSibling
|
||
if (node && node !== leaveEl && node !== binding.end) {
|
||
leaveEl.appendChild(node)
|
||
} else {
|
||
break
|
||
}
|
||
}
|
||
|
||
// 元素退场
|
||
yua.effect.remove(leaveEl, target, function () {
|
||
if (templateCache) { // write cache
|
||
if (_stamp === binding._stamp)
|
||
ifGroup.appendChild(leaveEl)
|
||
}
|
||
}, binding)
|
||
|
||
|
||
var enterEl = target,
|
||
before = yua.noop,
|
||
after = yua.noop;
|
||
|
||
var fragment = getTemplateContainer(binding, val, text)
|
||
var nodes = yua.slice(fragment.childNodes)
|
||
|
||
if (outer && effectClass) {
|
||
enterEl = _ele
|
||
enterEl.innerHTML = "" // 清空
|
||
enterEl.setAttribute(":skip", "true")
|
||
target.insertBefore(enterEl, binding.end.nextSibling) // 插入到bingding.end之后避免被错误的移动
|
||
before = function () {
|
||
enterEl.insertBefore(fragment, null) // 插入节点
|
||
}
|
||
after = function () {
|
||
binding.recoverNodes = yua.noop
|
||
if (_stamp === binding._stamp) {
|
||
fragment = nodesToFrag(nodes)
|
||
target.insertBefore(fragment, binding.end) // 插入真实element
|
||
scanNodeArray(nodes, vmodels)
|
||
}
|
||
if (enterEl.parentNode === target)
|
||
target.removeChild(enterEl) // 移除入场动画元素
|
||
}
|
||
binding.recoverNodes = function () {
|
||
binding.recoverNodes = yua.noop
|
||
return nodesToFrag(nodes)
|
||
}
|
||
} else {
|
||
before = function () {//新添加元素的动画
|
||
target.insertBefore(fragment, binding.end)
|
||
scanNodeArray(nodes, vmodels)
|
||
}
|
||
}
|
||
|
||
yua.effect.apply(enterEl, "enter", before, after)
|
||
|
||
}
|
||
|
||
if(!val)
|
||
return
|
||
|
||
var el = val
|
||
|
||
|
||
if(typeof el === 'object'){
|
||
if(el.nodeType !== 1)
|
||
return log('include 不支持非DOM对象')
|
||
}else{
|
||
el = DOC.getElementById(val)
|
||
if(!el){
|
||
if (typeof templatePool[val] === "string") {
|
||
yua.nextTick(function () {
|
||
scanTemplate(templatePool[val])
|
||
})
|
||
} else if (Array.isArray(templatePool[val])) { //#805 防止在循环绑定中发出许多相同的请求
|
||
templatePool[val].push(scanTemplate)
|
||
} else {
|
||
var xhr = getXHR()
|
||
xhr.onload = function () {
|
||
if(xhr.status !== 200)
|
||
return log('获取网络资源出错, httpError[' + xhr.status + ']')
|
||
|
||
var text = xhr.responseText
|
||
for (var f = 0, fn; fn = templatePool[val][f++]; ) {
|
||
fn(text)
|
||
}
|
||
templatePool[val] = text
|
||
}
|
||
xhr.onerror = function () {
|
||
log(":include load [" + val + "] error")
|
||
}
|
||
templatePool[val] = [scanTemplate]
|
||
xhr.open("GET", val, true)
|
||
if ("withCredentials" in xhr) {
|
||
xhr.withCredentials = true
|
||
}
|
||
xhr.setRequestHeader("X-Requested-With", "XMLHttpRequest")
|
||
xhr.send(null)
|
||
}
|
||
return
|
||
}
|
||
}
|
||
|
||
yua.nextTick(function () {
|
||
scanTemplate(el.value || el.innerText || el.innerHTML)
|
||
})
|
||
|
||
}
|
||
})
|
||
|
||
var rdash = /\(([^)]*)\)/
|
||
var onDir = yua.directive("on", {
|
||
priority: 3000,
|
||
init: function (binding) {
|
||
var value = binding.expr
|
||
binding.type = "on"
|
||
var eventType = binding.param.replace(/-\d+$/, "") // :on-mousemove-10
|
||
if (typeof onDir[eventType + "Hook"] === "function") {
|
||
onDir[eventType + "Hook"](binding)
|
||
}
|
||
if (value.indexOf("(") > 0 && value.indexOf(")") > -1) {
|
||
var matched = (value.match(rdash) || ["", ""])[1].trim()
|
||
if (matched === "" || matched === "$event") { // aaa() aaa($event)当成aaa处理
|
||
value = value.replace(rdash, "")
|
||
}
|
||
}
|
||
binding.expr = value
|
||
},
|
||
update: function (callback) {
|
||
var binding = this
|
||
var elem = this.element
|
||
callback = function (e) {
|
||
var fn = binding.getter || noop
|
||
return fn.apply(this, binding.args.concat(e))
|
||
}
|
||
|
||
var eventType = binding.param.replace(/-\d+$/, "") // :on-mousemove-10
|
||
if (eventType === "scan") {
|
||
callback.call(elem, {
|
||
type: eventType
|
||
})
|
||
} else if (typeof binding.specialBind === "function") {
|
||
binding.specialBind(elem, callback)
|
||
} else {
|
||
var removeFn = yua.bind(elem, eventType, callback)
|
||
}
|
||
binding.rollback = function () {
|
||
if (typeof binding.specialUnbind === "function") {
|
||
binding.specialUnbind()
|
||
} else {
|
||
yua.unbind(elem, eventType, removeFn)
|
||
}
|
||
}
|
||
}
|
||
})
|
||
|
||
yua.directive("repeat", {
|
||
priority: 90,
|
||
init: function (binding) {
|
||
var type = binding.type
|
||
binding.cache = {} //用于存放代理VM
|
||
binding.enterCount = 0
|
||
|
||
var elem = binding.element
|
||
if (elem.nodeType === 1) {
|
||
elem.removeAttribute(binding.name)
|
||
effectBinding(elem, binding)
|
||
binding.param = binding.param || "el"
|
||
binding.sortedCallback = getBindingCallback(elem, "data-with-sorted", binding.vmodels)
|
||
var rendered = getBindingCallback(elem, "data-" + type + "-rendered", binding.vmodels)
|
||
|
||
var signature = generateID(type)
|
||
var start = DOC.createComment(signature + ":start")
|
||
var end = binding.element = DOC.createComment(signature + ":end")
|
||
binding.signature = signature
|
||
binding.start = start
|
||
binding.template = yuaFragment.cloneNode(false)
|
||
if (type === "repeat") {
|
||
var parent = elem.parentNode
|
||
parent.replaceChild(end, elem)
|
||
parent.insertBefore(start, end)
|
||
binding.template.appendChild(elem)
|
||
} else {
|
||
while (elem.firstChild) {
|
||
binding.template.appendChild(elem.firstChild)
|
||
}
|
||
elem.appendChild(start)
|
||
elem.appendChild(end)
|
||
parent = elem
|
||
}
|
||
binding.element = end
|
||
|
||
if (rendered) {
|
||
var removeFn = yua.bind(parent, "datasetchanged", function () {
|
||
rendered.apply(parent, parent.args)
|
||
yua.unbind(parent, "datasetchanged", removeFn)
|
||
parent.msRendered = rendered
|
||
})
|
||
}
|
||
}
|
||
},
|
||
update: function (value, oldValue) {
|
||
var binding = this
|
||
var xtype = this.xtype
|
||
|
||
this.enterCount += 1
|
||
var init = !oldValue
|
||
if (init) {
|
||
binding.$outer = {}
|
||
var check0 = "$key"
|
||
var check1 = "$val"
|
||
if (xtype === "array") {
|
||
check0 = "$first"
|
||
check1 = "$last"
|
||
}
|
||
for (var i = 0, v; v = binding.vmodels[i++]; ) {
|
||
if (v.hasOwnProperty(check0) && v.hasOwnProperty(check1)) {
|
||
binding.$outer = v
|
||
break
|
||
}
|
||
}
|
||
}
|
||
var track = this.track
|
||
if (binding.sortedCallback) { //如果有回调，则让它们排序
|
||
var keys2 = binding.sortedCallback.call(parent, track)
|
||
if (keys2 && Array.isArray(keys2)) {
|
||
track = keys2
|
||
}
|
||
}
|
||
|
||
var action = "move"
|
||
binding.$repeat = value
|
||
var fragments = []
|
||
var transation = init && yuaFragment.cloneNode(false)
|
||
var proxies = []
|
||
var param = this.param
|
||
var retain = yua.mix({}, this.cache)
|
||
var elem = this.element
|
||
var length = track.length
|
||
|
||
var parent = elem.parentNode
|
||
|
||
//检查新元素数量
|
||
var newCount = 0
|
||
for (i = 0; i < length; i++) {
|
||
var keyOrId = track[i]
|
||
if (!retain[keyOrId])
|
||
newCount++
|
||
}
|
||
var oldCount = 0
|
||
for (i in retain){
|
||
oldCount++
|
||
}
|
||
var clear = (!length || newCount === length) && oldCount > 10 //当全部是新元素,且移除元素较多(10)时使用clear
|
||
|
||
var kill = elem.previousSibling
|
||
var start = binding.start
|
||
|
||
/*log(kill === start, kill)
|
||
while(kill !== start && kill.nodeName !== '#comment'){
|
||
parent.removeChild(kill)
|
||
kill = elem.previousSibling
|
||
}*/
|
||
if (clear){
|
||
while(kill !== start){
|
||
parent.removeChild(kill)
|
||
kill = elem.previousSibling
|
||
}
|
||
}
|
||
|
||
|
||
for (i = 0; i < length; i++) {
|
||
|
||
keyOrId = track[i] //array为随机数, object 为keyName
|
||
var proxy = retain[keyOrId]
|
||
if (!proxy) {
|
||
|
||
proxy = getProxyVM(this)
|
||
proxy.$up = null
|
||
if (xtype === "array") {
|
||
action = "add"
|
||
proxy.$id = keyOrId
|
||
var valueItem = value[i]
|
||
proxy[param] = valueItem //index
|
||
if (Object(valueItem) === valueItem) {
|
||
valueItem.$ups = valueItem.$ups || {}
|
||
valueItem.$ups[param] = proxy
|
||
}
|
||
|
||
} else {
|
||
action = "append"
|
||
proxy.$key = keyOrId
|
||
proxy.$val = value[keyOrId] //key
|
||
proxy[param] = { $key: proxy.$key, $val: proxy.$val }
|
||
}
|
||
this.cache[keyOrId] = proxy
|
||
var node = proxy.$anchor || (proxy.$anchor = elem.cloneNode(false))
|
||
node.nodeValue = this.signature
|
||
shimController(binding, transation, proxy, fragments, init && !binding.effectDriver)
|
||
decorateProxy(proxy, binding, xtype)
|
||
} else {
|
||
// if (xtype === "array") {
|
||
// proxy[param] = value[i]
|
||
// }
|
||
fragments.push({})
|
||
retain[keyOrId] = true
|
||
}
|
||
|
||
//重写proxy
|
||
if (this.enterCount === 1) {//防止多次进入,导致位置不对
|
||
proxy.$active = false
|
||
proxy.$oldIndex = proxy.$index
|
||
proxy.$active = true
|
||
proxy.$index = i
|
||
|
||
}
|
||
|
||
if (xtype === "array") {
|
||
proxy.$first = i === 0
|
||
proxy.$last = i === length - 1
|
||
// proxy[param] = value[i]
|
||
} else {
|
||
proxy.$val = toJson(value[keyOrId]) //这里是处理vm.object = newObject的情况
|
||
}
|
||
proxies.push(proxy)
|
||
}
|
||
this.proxies = proxies
|
||
if (init && !binding.effectDriver) {
|
||
parent.insertBefore(transation, elem)
|
||
fragments.forEach(function (fragment) {
|
||
scanNodeArray(fragment.nodes || [], fragment.vmodels)
|
||
//if(fragment.vmodels.length > 2)
|
||
fragment.nodes = fragment.vmodels = null
|
||
})// jshint ignore:line
|
||
} else {
|
||
|
||
var staggerIndex = binding.staggerIndex = 0
|
||
for (keyOrId in retain) {
|
||
if (retain[keyOrId] !== true) {
|
||
|
||
action = "del"
|
||
!clear && removeItem(retain[keyOrId].$anchor, binding,true)
|
||
// 相当于delete binding.cache[key]
|
||
proxyRecycler(this.cache, keyOrId, param)
|
||
retain[keyOrId] = null
|
||
}
|
||
}
|
||
|
||
for (i = 0; i < length; i++) {
|
||
proxy = proxies[i]
|
||
keyOrId = xtype === "array" ? proxy.$id : proxy.$key
|
||
var pre = proxies[i - 1]
|
||
var preEl = pre ? pre.$anchor : binding.start
|
||
if (!retain[keyOrId]) {//如果还没有插入到DOM树,进行插入动画
|
||
(function (fragment, preElement) {
|
||
var nodes = fragment.nodes
|
||
var vmodels = fragment.vmodels
|
||
if (nodes) {
|
||
staggerIndex = mayStaggerAnimate(binding.effectEnterStagger, function () {
|
||
parent.insertBefore(fragment.content, preElement.nextSibling)
|
||
scanNodeArray(nodes, vmodels)
|
||
!init && animateRepeat(nodes, 1, binding)
|
||
}, staggerIndex)
|
||
}
|
||
fragment.nodes = fragment.vmodels = null
|
||
})(fragments[i], preEl)// jshint ignore:line
|
||
|
||
} else if (proxy.$index !== proxy.$oldIndex) {//进行移动动画
|
||
(function (proxy2, preElement) {
|
||
staggerIndex = mayStaggerAnimate(binding.effectEnterStagger, function () {
|
||
var curNode = removeItem(proxy2.$anchor)
|
||
var inserted = yua.slice(curNode.childNodes)
|
||
parent.insertBefore(curNode, preElement.nextSibling)
|
||
animateRepeat(inserted, 1, binding)
|
||
}, staggerIndex)
|
||
})(proxy, preEl)// jshint ignore:line
|
||
|
||
}
|
||
}
|
||
|
||
}
|
||
if (!value.$track) {//如果是非监控对象,那么就将其$events清空,阻止其持续监听
|
||
for (keyOrId in this.cache) {
|
||
proxyRecycler(this.cache, keyOrId, param)
|
||
}
|
||
|
||
}
|
||
|
||
//repeat --> duplex
|
||
(function (args) {
|
||
parent.args = args
|
||
if (parent.msRendered) {//第一次事件触发,以后直接调用
|
||
parent.msRendered.apply(parent, args)
|
||
}
|
||
})(kernel.newWatch ? arguments : [action]);
|
||
var id = setTimeout(function () {
|
||
clearTimeout(id)
|
||
//触发上层的select回调及自己的rendered回调
|
||
yua.fireDom(parent, "datasetchanged", {
|
||
bubble: parent.msHasEvent
|
||
})
|
||
})
|
||
this.enterCount -= 1
|
||
|
||
}
|
||
|
||
})
|
||
|
||
|
||
|
||
|
||
function animateRepeat(nodes, isEnter, binding) {
|
||
for (var i = 0, node; node = nodes[i++]; ) {
|
||
if (node.className === binding.effectClass) {
|
||
yua.effect.apply(node, isEnter, noop, noop, binding)
|
||
}
|
||
}
|
||
}
|
||
|
||
function mayStaggerAnimate(staggerTime, callback, index) {
|
||
if (staggerTime) {
|
||
setTimeout(callback, (++index) * staggerTime)
|
||
} else {
|
||
callback()
|
||
}
|
||
return index
|
||
}
|
||
|
||
function removeItem(node, binding, flagRemove) {
|
||
var fragment = yuaFragment.cloneNode(false)
|
||
var last = node
|
||
var breakText = last.nodeValue
|
||
var staggerIndex = binding && Math.max(+binding.staggerIndex, 0)
|
||
var nodes = yua.slice(last.parentNode.childNodes)
|
||
var index = nodes.indexOf(last)
|
||
while (true) {
|
||
var pre = nodes[--index] //node.previousSibling
|
||
if (!pre || String(pre.nodeValue).indexOf(breakText) === 0) {
|
||
break
|
||
}
|
||
if (!flagRemove && binding && (pre.className === binding.effectClass)) {
|
||
node = pre;
|
||
(function (cur) {
|
||
binding.staggerIndex = mayStaggerAnimate(binding.effectLeaveStagger, function () {
|
||
yua.effect.apply(cur, 0, noop, function () {
|
||
fragment.appendChild(cur)
|
||
}, binding)
|
||
}, staggerIndex)
|
||
})(pre);// jshint ignore:line
|
||
} else {
|
||
fragment.insertBefore(pre, fragment.firstChild)
|
||
}
|
||
}
|
||
fragment.appendChild(last)
|
||
return fragment
|
||
}
|
||
|
||
function shimController(data, transation, proxy, fragments, init) {
|
||
var content = data.template.cloneNode(true)
|
||
var nodes = yua.slice(content.childNodes)
|
||
content.appendChild(proxy.$anchor)
|
||
init && transation.appendChild(content)
|
||
var itemName = data.param || "el"
|
||
var valueItem = proxy[itemName], nv
|
||
|
||
nv = [proxy].concat(data.vmodels)
|
||
|
||
|
||
var fragment = {
|
||
nodes: nodes,
|
||
vmodels: nv,
|
||
content: content
|
||
}
|
||
fragments.push(fragment)
|
||
}
|
||
// {} --> {xx: 0, yy: 1, zz: 2} add
|
||
// {xx: 0, yy: 1, zz: 2} --> {xx: 0, yy: 1, zz: 2, uu: 3}
|
||
// [xx: 0, yy: 1, zz: 2} --> {xx: 0, zz: 1, yy: 2}
|
||
|
||
function getProxyVM(binding) {
|
||
var agent = binding.xtype === "object" ? withProxyAgent : eachProxyAgent
|
||
var proxy = agent(binding)
|
||
var node = proxy.$anchor || (proxy.$anchor = binding.element.cloneNode(false))
|
||
node.nodeValue = binding.signature
|
||
proxy.$outer = binding.$outer
|
||
return proxy
|
||
}
|
||
|
||
function decorateProxy(proxy, binding, type) {
|
||
if (type === "array") {
|
||
proxy.$remove = function () {
|
||
binding.$repeat.removeAt(proxy.$index)
|
||
}
|
||
var param = binding.param
|
||
proxy.$watch(param, function (a) {
|
||
var index = proxy.$index
|
||
binding.$repeat[index] = a
|
||
})
|
||
} else {
|
||
proxy.$watch("$val", function fn(a) {
|
||
binding.$repeat[proxy.$key] = a
|
||
})
|
||
}
|
||
}
|
||
|
||
|
||
var eachProxyPool = []
|
||
|
||
function eachProxyAgent(data, proxy) {
|
||
var itemName = data.param || "el"
|
||
for (var i = 0, n = eachProxyPool.length; i < n; i++) {
|
||
var candidate = eachProxyPool[i]
|
||
if (candidate && candidate.hasOwnProperty(itemName)) {
|
||
eachProxyPool.splice(i, 1)
|
||
proxy = candidate
|
||
break
|
||
}
|
||
}
|
||
if (!proxy) {
|
||
proxy = eachProxyFactory(itemName)
|
||
}
|
||
return proxy
|
||
}
|
||
|
||
function eachProxyFactory(itemName) {
|
||
var source = {
|
||
$outer: {},
|
||
$index: 0,
|
||
$oldIndex: 0,
|
||
$anchor: null,
|
||
//-----
|
||
$first: false,
|
||
$last: false,
|
||
$remove: yua.noop
|
||
}
|
||
source[itemName] = NaN
|
||
var force = {
|
||
$last: 1,
|
||
$first: 1,
|
||
$index: 1
|
||
}
|
||
force[itemName] = 1
|
||
var proxy = modelFactory(source, {
|
||
force: force
|
||
})
|
||
proxy.$id = generateID("$proxy$each")
|
||
return proxy
|
||
}
|
||
|
||
var withProxyPool = []
|
||
|
||
function withProxyAgent(data) {
|
||
var itemName = data.param || "el"
|
||
return withProxyPool.pop() || withProxyFactory(itemName)
|
||
}
|
||
|
||
function withProxyFactory(itemName) {
|
||
var source = {
|
||
$key: "",
|
||
$val: NaN,
|
||
$index: 0,
|
||
$oldIndex: 0,
|
||
$outer: {},
|
||
$anchor: null
|
||
}
|
||
source[itemName] = NaN
|
||
var force = {
|
||
$key: 1,
|
||
$val: 1,
|
||
$index: 1
|
||
}
|
||
force[itemName] = 1
|
||
var proxy = modelFactory(source, {
|
||
force: force
|
||
})
|
||
proxy.$id = generateID("$proxy$with")
|
||
return proxy
|
||
}
|
||
|
||
|
||
function proxyRecycler(cache, key, param) {
|
||
var proxy = cache[key]
|
||
if (proxy) {
|
||
var proxyPool = proxy.$id.indexOf("$proxy$each") === 0 ? eachProxyPool : withProxyPool
|
||
proxy.$outer = {}
|
||
|
||
for (var i in proxy.$events) {
|
||
var a = proxy.$events[i]
|
||
if (Array.isArray(a)) {
|
||
a.length = 0
|
||
if (i === param) {
|
||
proxy[param] = NaN
|
||
} else if (i === "$val") {
|
||
proxy.$val = NaN
|
||
}
|
||
}
|
||
}
|
||
|
||
if (proxyPool.unshift(proxy) > kernel.maxRepeatSize) {
|
||
proxyPool.pop()
|
||
}
|
||
delete cache[key]
|
||
}
|
||
}
|
||
|
||
|
||
|
||
|
||
|
||
|
||
/*********************************************************************
|
||
* 各种指令 *
|
||
**********************************************************************/
|
||
|
||
//:skip绑定已经在scanTag 方法中实现
|
||
yua.directive("text", {
|
||
update: function (val) {
|
||
var elem = this.element
|
||
val = val == null ? "" : val //不在页面上显示undefined null
|
||
if (elem.nodeType === 3) { //绑定在文本节点上
|
||
try { //IE对游离于DOM树外的节点赋值会报错
|
||
elem.data = val
|
||
} catch (e) {
|
||
}
|
||
} else { //绑定在特性节点上
|
||
elem.textContent = val
|
||
}
|
||
}
|
||
})
|
||
function parseDisplay(nodeName, val) {
|
||
//用于取得此类标签的默认display值
|
||
var key = "_" + nodeName
|
||
if (!parseDisplay[key]) {
|
||
var node = DOC.createElement(nodeName)
|
||
root.appendChild(node)
|
||
if (W3C) {
|
||
val = getComputedStyle(node, null).display
|
||
} else {
|
||
val = node.currentStyle.display
|
||
}
|
||
root.removeChild(node)
|
||
parseDisplay[key] = val
|
||
}
|
||
return parseDisplay[key]
|
||
}
|
||
|
||
yua.parseDisplay = parseDisplay
|
||
|
||
yua.directive("visible", {
|
||
init: function (binding) {
|
||
effectBinding(binding.element, binding)
|
||
},
|
||
update: function (val) {
|
||
var binding = this, elem = this.element, stamp
|
||
var noEffect = !this.effectName
|
||
if (!this.stamp) {
|
||
stamp = this.stamp = +new Date()
|
||
if (val) {
|
||
elem.style.display = binding.display || ""
|
||
if (yua(elem).css("display") === "none") {
|
||
elem.style.display = binding.display = parseDisplay(elem.nodeName)
|
||
}
|
||
} else {
|
||
elem.style.display = "none"
|
||
}
|
||
return
|
||
}
|
||
stamp = this.stamp = +new Date()
|
||
if (val) {
|
||
yua.effect.apply(elem, 1, function () {
|
||
if (stamp !== binding.stamp)
|
||
return
|
||
var driver = elem.getAttribute("data-effect-driver") || "a"
|
||
|
||
if (noEffect) {//不用动画时走这里
|
||
elem.style.display = binding.display || ""
|
||
}
|
||
// "a", "t"
|
||
if (driver === "a" || driver === "t") {
|
||
if (yua(elem).css("display") === "none") {
|
||
elem.style.display = binding.display || parseDisplay(elem.nodeName)
|
||
}
|
||
}
|
||
})
|
||
} else {
|
||
yua.effect.apply(elem, 0, function () {
|
||
if (stamp !== binding.stamp)
|
||
return
|
||
elem.style.display = "none"
|
||
})
|
||
}
|
||
}
|
||
})
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
/*********************************************************************
|
||
* 自带过滤器 *
|
||
**********************************************************************/
|
||
|
||
var rscripts = /<script[^>]*>([\S\s]*?)<\/script\s*>/gim
|
||
var ron = /\s+(on[^=\s]+)(?:=("[^"]*"|'[^']*'|[^\s>]+))?/g
|
||
var ropen = /<\w+\b(?:(["'])[^"]*?(\1)|[^>])*>/ig
|
||
var rsanitize = {
|
||
a: /\b(href)\=("javascript[^"]*"|'javascript[^']*')/ig,
|
||
img: /\b(src)\=("javascript[^"]*"|'javascript[^']*')/ig,
|
||
form: /\b(action)\=("javascript[^"]*"|'javascript[^']*')/ig
|
||
}
|
||
var rsurrogate = /[\uD800-\uDBFF][\uDC00-\uDFFF]/g
|
||
var rnoalphanumeric = /([^\#-~| |!])/g;
|
||
|
||
function numberFormat(number, decimals, point, thousands) {
|
||
//form http://phpjs.org/functions/number_format/
|
||
//number 必需，要格式化的数字
|
||
//decimals 可选，规定多少个小数位。
|
||
//point 可选，规定用作小数点的字符串（默认为 . ）。
|
||
//thousands 可选，规定用作千位分隔符的字符串（默认为 , ），如果设置了该参数，那么所有其他参数都是必需的。
|
||
number = (number + '')
|
||
.replace(/[^0-9+\-Ee.]/g, '')
|
||
var n = !isFinite(+number) ? 0 : +number,
|
||
prec = !isFinite(+decimals) ? 3 : Math.abs(decimals),
|
||
sep = thousands || ",",
|
||
dec = point || ".",
|
||
s = '',
|
||
toFixedFix = function(n, prec) {
|
||
var k = Math.pow(10, prec)
|
||
return '' + (Math.round(n * k) / k)
|
||
.toFixed(prec)
|
||
}
|
||
// Fix for IE parseFloat(0.55).toFixed(0) = 0;
|
||
s = (prec ? toFixedFix(n, prec) : '' + Math.round(n))
|
||
.split('.')
|
||
if (s[0].length > 3) {
|
||
s[0] = s[0].replace(/\B(?=(?:\d{3})+(?!\d))/g, sep)
|
||
}
|
||
if ((s[1] || '')
|
||
.length < prec) {
|
||
s[1] = s[1] || ''
|
||
s[1] += new Array(prec - s[1].length + 1)
|
||
.join('0')
|
||
}
|
||
return s.join(dec)
|
||
}
|
||
|
||
var filters = yua.filters = {
|
||
uppercase: function(str) {
|
||
return str.toUpperCase()
|
||
},
|
||
lowercase: function(str) {
|
||
return str.toLowerCase()
|
||
},
|
||
//字符串截取，超过指定长度以mark标识接上
|
||
truncate: function(str, len, mark) {
|
||
len = len || 30
|
||
mark = typeof mark === 'string' ? mark : '...'
|
||
return str.slice(0, len) + (str.length <= len ? '' : mark)
|
||
},
|
||
//小值秒数转化为 时间格式
|
||
time: function(str){
|
||
str = str>>0;
|
||
var s = str % 60;
|
||
m = Math.floor(str / 60),
|
||
h = Math.floor(m / 60),
|
||
|
||
m = m % 60;
|
||
m = m < 10 ? '0' + m : m;
|
||
s = s < 10 ? '0' + s : s;
|
||
|
||
if(h > 0){
|
||
h = h < 10 ? '0' + h : h;
|
||
return h + ':' + m + ':' + s;
|
||
}
|
||
return m + ':' + s;
|
||
},
|
||
$filter: function(val) {
|
||
for (var i = 1, n = arguments.length; i < n; i++) {
|
||
var array = arguments[i]
|
||
var fn = yua.filters[array[0]]
|
||
if (typeof fn === "function") {
|
||
var arr = [val].concat(array.slice(1))
|
||
val = fn.apply(null, arr)
|
||
}
|
||
}
|
||
return val
|
||
},
|
||
camelize: camelize,
|
||
//https://www.owasp.org/index.php/XSS_Filter_Evasion_Cheat_Sheet
|
||
// <a href="javasc
ript:alert('XSS')">chrome</a>
|
||
// <a href="data:text/html;base64, PGltZyBzcmM9eCBvbmVycm9yPWFsZXJ0KDEpPg==">chrome</a>
|
||
// <a href="jav ascript:alert('XSS');">IE67chrome</a>
|
||
// <a href="jav	ascript:alert('XSS');">IE67chrome</a>
|
||
// <a href="jav
ascript:alert('XSS');">IE67chrome</a>
|
||
sanitize: function(str) {
|
||
return str.replace(rscripts, "").replace(ropen, function(a, b) {
|
||
var match = a.toLowerCase().match(/<(\w+)\s/)
|
||
if (match) { //处理a标签的href属性，img标签的src属性，form标签的action属性
|
||
var reg = rsanitize[match[1]]
|
||
if (reg) {
|
||
a = a.replace(reg, function(s, name, value) {
|
||
var quote = value.charAt(0)
|
||
return name + "=" + quote + "javascript:void(0)" + quote// jshint ignore:line
|
||
})
|
||
}
|
||
}
|
||
return a.replace(ron, " ").replace(/\s+/g, " ") //移除onXXX事件
|
||
})
|
||
},
|
||
escape: function(str) {
|
||
//将字符串经过 str 转义得到适合在页面中显示的内容, 例如替换 < 为 <
|
||
return String(str).
|
||
replace(/&/g, '&').
|
||
replace(rsurrogate, function(value) {
|
||
var hi = value.charCodeAt(0)
|
||
var low = value.charCodeAt(1)
|
||
return '&#' + (((hi - 0xD800) * 0x400) + (low - 0xDC00) + 0x10000) + ';'
|
||
}).
|
||
replace(rnoalphanumeric, function(value) {
|
||
return '&#' + value.charCodeAt(0) + ';'
|
||
}).
|
||
replace(/</g, '<').
|
||
replace(/>/g, '>')
|
||
},
|
||
currency: function(amount, symbol, fractionSize) {
|
||
return (symbol || "\u00a5") + numberFormat(amount, isFinite(fractionSize) ? fractionSize : 2)
|
||
},
|
||
number: numberFormat,
|
||
//日期格式化，类似php的date函数，
|
||
date: function(stamp, str, second){
|
||
second = (second === undefined) ? false : true
|
||
var oDate;
|
||
if(!Date.isDate(stamp)){
|
||
|
||
if(!/[^\d]/.test(stamp)){
|
||
stamp -= 0
|
||
if(second){
|
||
stamp *= 1000
|
||
}
|
||
}
|
||
|
||
oDate = new Date(stamp);
|
||
if((oDate + '') === 'Invalid Date')
|
||
return 'Invalid Date'
|
||
|
||
}else{
|
||
oDate = stamp
|
||
}
|
||
return oDate.format(str)
|
||
|
||
}
|
||
}
|
||
|
||
|
||
|
||
|
||
/*********************************************************************
|
||
* AMD加载器 *
|
||
**********************************************************************/
|
||
|
||
//https://www.devbridge.com/articles/understanding-amd-requirejs/
|
||
//http://maxogden.com/nested-dependencies.html
|
||
var modules = yua.modules = {
|
||
"domReady!": {
|
||
exports: yua,
|
||
state: 3
|
||
},
|
||
"yua": {
|
||
exports: yua,
|
||
state: 4
|
||
}
|
||
}
|
||
//Object(modules[id]).state拥有如下值
|
||
// undefined 没有定义
|
||
// 1(send) 已经发出请求
|
||
// 2(loading) 已经被执行但还没有执行完成，在这个阶段define方法会被执行
|
||
// 3(loaded) 执行完毕，通过onload/onreadystatechange回调判定，在这个阶段checkDeps方法会执行
|
||
// 4(execute) 其依赖也执行完毕, 值放到exports对象上，在这个阶段fireFactory方法会执行
|
||
modules.exports = modules.yua
|
||
var otherRequire = window.require
|
||
var otherDefine = window.define
|
||
var innerRequire
|
||
plugins.loader = function (builtin) {
|
||
var flag = innerRequire && builtin
|
||
window.require = flag ? innerRequire : otherRequire
|
||
window.define = flag ? innerRequire.define : otherDefine
|
||
}
|
||
new function () {// jshint ignore:line
|
||
var loadings = [] //正在加载中的模块列表
|
||
var factorys = [] //放置define方法的factory函数
|
||
var rjsext = /\.js$/i
|
||
function makeRequest(name, config) {
|
||
//1. 去掉资源前缀
|
||
var res = "js"
|
||
name = name.replace(/^(\w+)\!/, function (a, b) {
|
||
res = b
|
||
return ""
|
||
})
|
||
if (res === "ready") {
|
||
log("debug: ready!已经被废弃，请使用domReady!")
|
||
res = "domReady"
|
||
}
|
||
//2. 去掉querystring, hash
|
||
var query = ""
|
||
name = name.replace(rquery, function (a) {
|
||
query = a
|
||
return ""
|
||
})
|
||
//3. 去掉扩展名
|
||
var suffix = "." + res
|
||
var ext = /js|css/.test(suffix) ? suffix : ""
|
||
name = name.replace(/\.[a-z0-9]+$/g, function (a) {
|
||
if (a === suffix) {
|
||
ext = a
|
||
return ""
|
||
} else {
|
||
return a
|
||
}
|
||
})
|
||
var req = yua.mix({
|
||
query: query,
|
||
ext: ext,
|
||
res: res,
|
||
name: name,
|
||
toUrl: toUrl
|
||
}, config)
|
||
req.toUrl(name)
|
||
return req
|
||
}
|
||
|
||
function fireRequest(req) {
|
||
var name = req.name
|
||
var res = req.res
|
||
//1. 如果该模块已经发出请求，直接返回
|
||
var module = modules[name]
|
||
var urlNoQuery = name && req.urlNoQuery
|
||
if (module && module.state >= 1) {
|
||
return name
|
||
}
|
||
module = modules[urlNoQuery]
|
||
if (module && module.state >= 3) {
|
||
innerRequire(module.deps || [], module.factory, urlNoQuery)
|
||
return urlNoQuery
|
||
}
|
||
if (name && !module) {
|
||
module = modules[urlNoQuery] = {
|
||
id: urlNoQuery,
|
||
state: 1 //send
|
||
}
|
||
var wrap = function (obj) {
|
||
resources[res] = obj
|
||
obj.load(name, req, function (a) {
|
||
if (arguments.length && a !== void 0) {
|
||
module.exports = a
|
||
}
|
||
module.state = 4
|
||
checkDeps()
|
||
})
|
||
}
|
||
|
||
if (!resources[res]) {
|
||
innerRequire([res], wrap)
|
||
} else {
|
||
wrap(resources[res])
|
||
}
|
||
}
|
||
return name ? urlNoQuery : res + "!"
|
||
}
|
||
|
||
//核心API之一 require
|
||
var requireQueue = []
|
||
var isUserFirstRequire = false
|
||
innerRequire = yua.require = function (array, factory, parentUrl, defineConfig) {
|
||
if (!isUserFirstRequire) {
|
||
requireQueue.push(yua.slice(arguments))
|
||
if (arguments.length <= 2) {
|
||
isUserFirstRequire = true
|
||
var queue = requireQueue.splice(0, requireQueue.length), args
|
||
while (args = queue.shift()) {
|
||
innerRequire.apply(null, args)
|
||
}
|
||
}
|
||
return
|
||
}
|
||
|
||
if (!Array.isArray(array)) {
|
||
yua.error("require方法的第一个参数应为数组 " + array)
|
||
}
|
||
var deps = [] // 放置所有依赖项的完整路径
|
||
var uniq = createMap()
|
||
var id = parentUrl || "callback" + setTimeout("1")// jshint ignore:line
|
||
defineConfig = defineConfig || createMap()
|
||
defineConfig.baseUrl = kernel.baseUrl
|
||
var isBuilt = !!defineConfig.built
|
||
if (parentUrl) {
|
||
defineConfig.parentUrl = parentUrl.substr(0, parentUrl.lastIndexOf("/"))
|
||
defineConfig.mapUrl = parentUrl.replace(rjsext, "")
|
||
}
|
||
if (isBuilt) {
|
||
var req = makeRequest(defineConfig.defineName, defineConfig)
|
||
id = req.urlNoQuery
|
||
} else {
|
||
array.forEach(function (name) {
|
||
if(!name){
|
||
return
|
||
}
|
||
var req = makeRequest(name, defineConfig)
|
||
var url = fireRequest(req) //加载资源，并返回该资源的完整地址
|
||
if (url) {
|
||
if (!uniq[url]) {
|
||
deps.push(url)
|
||
uniq[url] = "yua" //去重
|
||
}
|
||
}
|
||
})
|
||
}
|
||
|
||
var module = modules[id]
|
||
if (!module || module.state !== 4) {
|
||
modules[id] = {
|
||
id: id,
|
||
deps: isBuilt ? array.concat() : deps,
|
||
factory: factory || noop,
|
||
state: 3
|
||
}
|
||
}
|
||
if (!module) {
|
||
//如果此模块是定义在另一个JS文件中, 那必须等该文件加载完毕, 才能放到检测列队中
|
||
loadings.push(id)
|
||
}
|
||
checkDeps()
|
||
}
|
||
|
||
//核心API之二 require
|
||
innerRequire.define = function (name, deps, factory) { //模块名,依赖列表,模块本身
|
||
if (typeof name !== "string") {
|
||
factory = deps
|
||
deps = name
|
||
name = "anonymous"
|
||
}
|
||
if (!Array.isArray(deps)) {
|
||
factory = deps
|
||
deps = []
|
||
}
|
||
var config = {
|
||
built: !isUserFirstRequire, //用r.js打包后,所有define会放到requirejs之前
|
||
defineName: name
|
||
}
|
||
var args = [deps, factory, config]
|
||
factory.require = function (url) {
|
||
args.splice(2, 0, url)
|
||
if (modules[url]) {
|
||
modules[url].state = 3 //loaded
|
||
var isCycle = false
|
||
try {
|
||
isCycle = checkCycle(modules[url].deps, url)
|
||
} catch (e) {
|
||
}
|
||
if (isCycle) {
|
||
yua.error(url + "模块与之前的模块存在循环依赖，请不要直接用script标签引入" + url + "模块")
|
||
}
|
||
}
|
||
delete factory.require //释放内存
|
||
innerRequire.apply(null, args) //0,1,2 --> 1,2,0
|
||
}
|
||
//根据标准,所有遵循W3C标准的浏览器,script标签会按标签的出现顺序执行。
|
||
//老的浏览器中，加载也是按顺序的：一个文件下载完成后，才开始下载下一个文件。
|
||
//较新的浏览器中（IE8+ 、FireFox3.5+ 、Chrome4+ 、Safari4+），为了减小请求时间以优化体验，
|
||
//下载可以是并行的，但是执行顺序还是按照标签出现的顺序。
|
||
//但如果script标签是动态插入的, 就未必按照先请求先执行的原则了,目测只有firefox遵守
|
||
//唯一比较一致的是,IE10+及其他标准浏览器,一旦开始解析脚本, 就会一直堵在那里,直接脚本解析完毕
|
||
//亦即，先进入loading阶段的script标签(模块)必然会先进入loaded阶段
|
||
var url = config.built ? "unknown" : getCurrentScript()
|
||
if (url) {
|
||
var module = modules[url]
|
||
if (module) {
|
||
module.state = 2
|
||
}
|
||
factory.require(url)
|
||
} else {//合并前后的safari，合并后的IE6-9走此分支
|
||
factorys.push(factory)
|
||
}
|
||
}
|
||
//核心API之三 require.config(settings)
|
||
innerRequire.config = kernel
|
||
//核心API之四 define.amd 标识其符合AMD规范
|
||
innerRequire.define.amd = modules
|
||
|
||
//==========================对用户配置项进行再加工==========================
|
||
var allpaths = kernel["orig.paths"] = createMap()
|
||
var allmaps = kernel["orig.map"] = createMap()
|
||
var allpackages = kernel["packages"] = []
|
||
var allargs = kernel["orig.args"] = createMap()
|
||
yua.mix(plugins, {
|
||
paths: function (hash) {
|
||
yua.mix(allpaths, hash)
|
||
kernel.paths = makeIndexArray(allpaths)
|
||
},
|
||
map: function (hash) {
|
||
yua.mix(allmaps, hash)
|
||
var list = makeIndexArray(allmaps, 1, 1)
|
||
yua.each(list, function (_, item) {
|
||
item.val = makeIndexArray(item.val)
|
||
})
|
||
kernel.map = list
|
||
},
|
||
packages: function (array) {
|
||
array = array.concat(allpackages)
|
||
var uniq = createMap()
|
||
var ret = []
|
||
for (var i = 0, pkg; pkg = array[i++]; ) {
|
||
pkg = typeof pkg === "string" ? {name: pkg} : pkg
|
||
var name = pkg.name
|
||
if (!uniq[name]) {
|
||
var url = joinPath(pkg.location || name, pkg.main || "main")
|
||
url = url.replace(rjsext, "")
|
||
ret.push(pkg)
|
||
uniq[name] = pkg.location = url
|
||
pkg.reg = makeMatcher(name)
|
||
}
|
||
}
|
||
kernel.packages = ret.sort()
|
||
},
|
||
urlArgs: function (hash) {
|
||
if (typeof hash === "string") {
|
||
hash = {"*": hash}
|
||
}
|
||
yua.mix(allargs, hash)
|
||
kernel.urlArgs = makeIndexArray(allargs, 1)
|
||
},
|
||
baseUrl: function (url) {
|
||
if (!isAbsUrl(url)) {
|
||
var baseElement = head.getElementsByTagName("base")[0]
|
||
if (baseElement) {
|
||
head.removeChild(baseElement)
|
||
}
|
||
var node = DOC.createElement("a")
|
||
node.href = url
|
||
url = node.href
|
||
if (baseElement) {
|
||
head.insertBefore(baseElement, head.firstChild)
|
||
}
|
||
}
|
||
if (url.length > 3)
|
||
kernel.baseUrl = url
|
||
},
|
||
shim: function (obj) {
|
||
for (var i in obj) {
|
||
var value = obj[i]
|
||
if (Array.isArray(value)) {
|
||
value = obj[i] = {
|
||
deps: value
|
||
}
|
||
}
|
||
if (!value.exportsFn && (value.exports || value.init)) {
|
||
value.exportsFn = makeExports(value)
|
||
}
|
||
}
|
||
kernel.shim = obj
|
||
}
|
||
|
||
})
|
||
|
||
|
||
//==============================内部方法=================================
|
||
function checkCycle(deps, nick) {
|
||
//检测是否存在循环依赖
|
||
for (var i = 0, id; id = deps[i++]; ) {
|
||
if (modules[id].state !== 4 &&
|
||
(id === nick || checkCycle(modules[id].deps, nick))) {
|
||
return true
|
||
}
|
||
}
|
||
}
|
||
|
||
function checkFail(node, onError) {
|
||
var id = trimQuery(node.src) //检测是否死链
|
||
node.onload = node.onerror = null
|
||
if (onError) {
|
||
setTimeout(function () {
|
||
head.removeChild(node)
|
||
node = null // 处理旧式IE下的循环引用问题
|
||
})
|
||
log("debug: 加载 " + id + " 失败" + onError + " " + (!modules[id].state))
|
||
} else {
|
||
return true
|
||
}
|
||
}
|
||
|
||
function checkDeps() {
|
||
//检测此JS模块的依赖是否都已安装完毕,是则安装自身
|
||
loop: for (var i = loadings.length, id; id = loadings[--i]; ) {
|
||
var obj = modules[id],
|
||
deps = obj.deps
|
||
if (!deps)
|
||
continue
|
||
for (var j = 0, key; key = deps[j]; j++) {
|
||
if (Object(modules[key]).state !== 4) {
|
||
continue loop
|
||
}
|
||
}
|
||
//如果deps是空对象或者其依赖的模块的状态都是4
|
||
if (obj.state !== 4) {
|
||
loadings.splice(i, 1) //必须先移除再安装，防止在IE下DOM树建完后手动刷新页面，会多次执行它
|
||
fireFactory(obj.id, obj.deps, obj.factory)
|
||
checkDeps() //如果成功,则再执行一次,以防有些模块就差本模块没有安装好
|
||
}
|
||
}
|
||
}
|
||
|
||
function loadJS(url, id, callback) {
|
||
//通过script节点加载目标模块
|
||
var node = DOC.createElement("script")
|
||
node.className = subscribers //让getCurrentScript只处理类名为subscribers的script节点
|
||
node.onload = function () {
|
||
var factory = factorys.pop()
|
||
factory && factory.require(id)
|
||
if (callback) {
|
||
callback()
|
||
}
|
||
id && loadings.push(id)
|
||
checkDeps()
|
||
}
|
||
node.onerror = function () {
|
||
checkFail(node, true)
|
||
}
|
||
|
||
head.insertBefore(node, head.firstChild) //chrome下第二个参数不能为null
|
||
node.src = url //插入到head的第一个节点前，防止IE6下head标签没闭合前使用appendChild抛错,更重要的是IE6下可以收窄getCurrentScript的寻找范围
|
||
}
|
||
|
||
var resources = innerRequire.plugins = {
|
||
//三大常用资源插件 js!, css!, text!, domReady!
|
||
domReady: {
|
||
load: noop
|
||
},
|
||
js: {
|
||
load: function (name, req, onLoad) {
|
||
var url = req.url
|
||
var id = req.urlNoQuery
|
||
var shim = kernel.shim[name.replace(rjsext, "")]
|
||
if (shim) { //shim机制
|
||
innerRequire(shim.deps || [], function () {
|
||
var args = yua.slice(arguments)
|
||
loadJS(url, id, function () {
|
||
onLoad(shim.exportsFn ? shim.exportsFn.apply(0, args) : void 0)
|
||
})
|
||
})
|
||
} else {
|
||
loadJS(url, id)
|
||
}
|
||
}
|
||
},
|
||
css: {
|
||
load: function (name, req, onLoad) {
|
||
var url = req.url
|
||
head.insertAdjacentHTML("beforeend", '<link rel="stylesheet" href="' + url + '">')
|
||
onLoad()
|
||
}
|
||
},
|
||
text: {
|
||
load: function (name, req, onLoad) {
|
||
var url = req.url
|
||
var xhr = getXHR()
|
||
xhr.onload = function () {
|
||
var status = xhr.status;
|
||
if (status > 399 && status < 600) {
|
||
yua.error(url + " 对应资源不存在或没有开启 CORS")
|
||
} else {
|
||
onLoad(xhr.responseText)
|
||
}
|
||
}
|
||
var time = "_=" + (new Date() - 0)
|
||
var _url = url.indexOf("?") === -1 ? url + "?" + time : url + "&" + time
|
||
xhr.open("GET", _url, true)
|
||
if ("withCredentials" in xhr) {//这是处理跨域
|
||
xhr.withCredentials = true
|
||
}
|
||
xhr.setRequestHeader("X-Requested-With", "XMLHttpRequest")//告诉后端这是AJAX请求
|
||
xhr.send()
|
||
}
|
||
}
|
||
}
|
||
innerRequire.checkDeps = checkDeps
|
||
|
||
var rquery = /(\?[^#]*)$/
|
||
function trimQuery(url) {
|
||
return (url || "").replace(rquery, "")
|
||
}
|
||
|
||
function isAbsUrl(path) {
|
||
//http://stackoverflow.com/questions/10687099/how-to-test-if-a-url-string-is-absolute-or-relative
|
||
return /^(?:[a-z\-]+:)?\/\//i.test(String(path))
|
||
}
|
||
|
||
|
||
function getCurrentScript() {
|
||
// inspireb by https://github.com/samyk/jiagra/blob/master/jiagra.js
|
||
var stack
|
||
try {
|
||
a.b.c() //强制报错,以便捕获e.stack
|
||
} catch (e) { //safari5的sourceURL，firefox的fileName，它们的效果与e.stack不一样
|
||
stack = e.stack
|
||
}
|
||
if (stack) {
|
||
/**e.stack最后一行在所有支持的浏览器大致如下:
|
||
*chrome23:
|
||
* at http://113.93.50.63/data.js:4:1
|
||
*firefox17:
|
||
*@http://113.93.50.63/query.js:4
|
||
*opera12:http://www.oldapps.com/opera.php?system=Windows_XP
|
||
*@http://113.93.50.63/data.js:4
|
||
*IE10:
|
||
* at Global code (http://113.93.50.63/data.js:4:1)
|
||
* //firefox4+ 可以用document.currentScript
|
||
*/
|
||
stack = stack.split(/[@ ]/g).pop() //取得最后一行,最后一个空格或@之后的部分
|
||
stack = stack[0] === "(" ? stack.slice(1, -1) : stack.replace(/\s/, "") //去掉换行符
|
||
return trimQuery(stack.replace(/(:\d+)?:\d+$/i, "")) //去掉行号与或许存在的出错字符起始位置
|
||
}
|
||
var nodes = head.getElementsByTagName("script") //只在head标签中寻找
|
||
for (var i = nodes.length, node; node = nodes[--i]; ) {
|
||
if (node.className === subscribers && node.readyState === "interactive") {
|
||
var url = node.src
|
||
return node.className = trimQuery(url)
|
||
}
|
||
}
|
||
}
|
||
|
||
var rcallback = /^callback\d+$/
|
||
function fireFactory(id, deps, factory) {
|
||
var module = Object(modules[id])
|
||
module.state = 4
|
||
for (var i = 0, array = [], d; d = deps[i++]; ) {
|
||
if (d === "exports") {
|
||
var obj = module.exports || (module.exports = createMap())
|
||
array.push(obj)
|
||
} else {
|
||
array.push(modules[d].exports)
|
||
}
|
||
}
|
||
try {
|
||
var ret = factory.apply(window, array)
|
||
} catch (e) {
|
||
log("执行[" + id + "]模块的factory抛错： ", e)
|
||
}
|
||
if (ret !== void 0) {
|
||
module.exports = ret
|
||
}
|
||
if (rcallback.test(id)) {
|
||
delete modules[id]
|
||
}
|
||
delete module.factory
|
||
return ret
|
||
}
|
||
function toUrl(id) {
|
||
if (id.indexOf(this.res + "!") === 0) {
|
||
id = id.slice(this.res.length + 1) //处理define("css!style",[], function(){})的情况
|
||
}
|
||
var url = id
|
||
//1. 是否命中paths配置项
|
||
var usePath = 0
|
||
var baseUrl = this.baseUrl
|
||
var rootUrl = this.parentUrl || baseUrl
|
||
eachIndexArray(id, kernel.paths, function (value, key) {
|
||
url = url.replace(key, value)
|
||
usePath = 1
|
||
})
|
||
//2. 是否命中packages配置项
|
||
if (!usePath) {
|
||
eachIndexArray(id, kernel.packages, function (value, key, item) {
|
||
url = url.replace(item.name, item.location)
|
||
})
|
||
}
|
||
//3. 是否命中map配置项
|
||
if (this.mapUrl) {
|
||
eachIndexArray(this.mapUrl, kernel.map, function (array) {
|
||
eachIndexArray(url, array, function (mdValue, mdKey) {
|
||
url = url.replace(mdKey, mdValue)
|
||
rootUrl = baseUrl
|
||
})
|
||
})
|
||
}
|
||
var ext = this.ext
|
||
if (ext && usePath && url.slice(-ext.length) === ext) {
|
||
url = url.slice(0, -ext.length)
|
||
}
|
||
//4. 转换为绝对路径
|
||
if (!isAbsUrl(url)) {
|
||
rootUrl = this.built || /^\w/.test(url) ? baseUrl : rootUrl
|
||
url = joinPath(rootUrl, url)
|
||
}
|
||
//5. 还原扩展名，query
|
||
var urlNoQuery = url + ext
|
||
url = urlNoQuery + this.query
|
||
urlNoQuery = url.replace(rquery, function (a) {
|
||
this.query = a
|
||
return ""
|
||
})
|
||
//6. 处理urlArgs
|
||
eachIndexArray(id, kernel.urlArgs, function (value) {
|
||
url += (url.indexOf("?") === -1 ? "?" : "&") + value;
|
||
})
|
||
this.url = url
|
||
return this.urlNoQuery = urlNoQuery
|
||
}
|
||
|
||
function makeIndexArray(hash, useStar, part) {
|
||
//创建一个经过特殊算法排好序的数组
|
||
var index = hash2array(hash, useStar, part)
|
||
index.sort(descSorterByName)
|
||
return index
|
||
}
|
||
|
||
function makeMatcher(prefix) {
|
||
return new RegExp('^' + prefix + '(/|$)')
|
||
}
|
||
|
||
function makeExports(value) {
|
||
return function () {
|
||
var ret
|
||
if (value.init) {
|
||
ret = value.init.apply(window, arguments)
|
||
}
|
||
return ret || (value.exports && getGlobal(value.exports))
|
||
}
|
||
}
|
||
|
||
|
||
function hash2array(hash, useStar, part) {
|
||
var array = [];
|
||
for (var key in hash) {
|
||
// if (hash.hasOwnProperty(key)) {//hash是由createMap创建没有hasOwnProperty
|
||
var item = {
|
||
name: key,
|
||
val: hash[key]
|
||
}
|
||
array.push(item)
|
||
item.reg = key === "*" && useStar ? /^/ : makeMatcher(key)
|
||
if (part && key !== "*") {
|
||
item.reg = new RegExp('\/' + key.replace(/^\//, "") + '(/|$)')
|
||
}
|
||
// }
|
||
}
|
||
return array
|
||
}
|
||
|
||
function eachIndexArray(moduleID, array, matcher) {
|
||
array = array || []
|
||
for (var i = 0, el; el = array[i++]; ) {
|
||
if (el.reg.test(moduleID)) {
|
||
matcher(el.val, el.name, el)
|
||
return false
|
||
}
|
||
}
|
||
}
|
||
// 根据元素的name项进行数组字符数逆序的排序函数
|
||
function descSorterByName(a, b) {
|
||
var aaa = a.name
|
||
var bbb = b.name
|
||
if (bbb === "*") {
|
||
return -1
|
||
}
|
||
if (aaa === "*") {
|
||
return 1
|
||
}
|
||
return bbb.length - aaa.length
|
||
}
|
||
|
||
var rdeuce = /\/\w+\/\.\./
|
||
function joinPath(a, b) {
|
||
if (a.charAt(a.length - 1) !== "/") {
|
||
a += "/"
|
||
}
|
||
if (b.slice(0, 2) === "./") { //相对于兄弟路径
|
||
return a + b.slice(2)
|
||
}
|
||
if (b.slice(0, 2) === "..") { //相对于父路径
|
||
a += b
|
||
while (rdeuce.test(a)) {
|
||
a = a.replace(rdeuce, "")
|
||
}
|
||
return a
|
||
}
|
||
if (b.slice(0, 1) === "/") {
|
||
return a + b.slice(1)
|
||
}
|
||
return a + b
|
||
}
|
||
|
||
function getGlobal(value) {
|
||
if (!value) {
|
||
return value
|
||
}
|
||
var g = window
|
||
value.split(".").forEach(function (part) {
|
||
g = g[part]
|
||
})
|
||
return g
|
||
}
|
||
|
||
var mainNode = DOC.scripts[DOC.scripts.length - 1]
|
||
var dataMain = mainNode.getAttribute("data-main")
|
||
if (dataMain) {
|
||
plugins.baseUrl(dataMain)
|
||
var href = kernel.baseUrl
|
||
kernel.baseUrl = href.slice(0, href.lastIndexOf("/") + 1)
|
||
loadJS(href.replace(rjsext, "") + ".js")
|
||
} else {
|
||
var loaderUrl = trimQuery(mainNode.src)
|
||
kernel.baseUrl = loaderUrl.slice(0, loaderUrl.lastIndexOf("/") + 1)
|
||
}
|
||
}// jshint ignore:line
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
/*********************************************************************
|
||
* DOMReady *
|
||
**********************************************************************/
|
||
|
||
var readyList = [],
|
||
isReady
|
||
var fireReady = function (fn) {
|
||
isReady = true
|
||
var require = yua.require
|
||
if (require && require.checkDeps) {
|
||
modules["domReady!"].state = 4
|
||
require.checkDeps()
|
||
}
|
||
while (fn = readyList.shift()) {
|
||
fn(yua)
|
||
}
|
||
}
|
||
|
||
if (DOC.readyState === "complete") {
|
||
setTimeout(fireReady) //如果在domReady之外加载
|
||
} else {
|
||
DOC.addEventListener("DOMContentLoaded", fireReady)
|
||
}
|
||
window.addEventListener("load", fireReady)
|
||
yua.ready = function (fn) {
|
||
if (!isReady) {
|
||
readyList.push(fn)
|
||
} else {
|
||
fn(yua)
|
||
}
|
||
}
|
||
|
||
yua.config({
|
||
loader: true
|
||
})
|
||
yua.ready(function () {
|
||
yua.scan(DOC.body)
|
||
})
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
if (typeof define === "function" && define.amd) {
|
||
define("yua", [], function() {
|
||
return yua
|
||
})
|
||
}
|
||
// Map over yua in case of overwrite
|
||
var _yua = window.yua
|
||
yua.noConflict = function(deep) {
|
||
if (deep && window.yua === yua) {
|
||
window.yua = _yua
|
||
}
|
||
return yua
|
||
}
|
||
// Expose yua identifiers, even in AMD
|
||
// and CommonJS for browser emulators
|
||
if (noGlobal === void 0) {
|
||
window.yua = yua
|
||
}
|
||
return yua
|
||
|
||
})); |
JavaScript
95.2%
CSS
4.8%