mirror of https://github.com/layui/layui
优化 layer 代码书写规范
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9359023af4
commit
ed38da9773
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@ -6,12 +6,15 @@
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;!function(window, undefined){
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"use strict";
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var isLayui = window.layui && layui.define, $, win, ready = {
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var isLayui = window.layui && layui.define;
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var $;
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var win;
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var ready = {
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getPath: function(){
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var jsPath = document.currentScript ? document.currentScript.src : function(){
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var js = document.scripts
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,last = js.length - 1
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,src;
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var js = document.scripts;
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var last = js.length - 1;
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var src;
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for(var i = last; i > 0; i--){
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if(js[i].readyState === 'interactive'){
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src = js[i].src;
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@ -19,8 +22,8 @@ var isLayui = window.layui && layui.define, $, win, ready = {
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}
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}
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return src || js[last].src;
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}()
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,GLOBAL = window.LAYUI_GLOBAL || {};
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}();
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var GLOBAL = window.LAYUI_GLOBAL || {};
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return GLOBAL.layer_dir || jsPath.substring(0, jsPath.lastIndexOf('/') + 1);
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}(),
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config: {
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@ -46,15 +49,15 @@ var isLayui = window.layui && layui.define, $, win, ready = {
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// 未设置路径，则不主动加载 css
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if(!layer.path) return;
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var head = document.getElementsByTagName("head")[0]
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,link = document.createElement('link');
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var head = document.getElementsByTagName("head")[0];
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var link = document.createElement('link');
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if(typeof fn === 'string') cssname = fn;
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var app = (cssname || href).replace(/\.|\//g, '');
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var id = 'layuicss-'+ app
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,STATUS_NAME = 'creating'
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,timeout = 0;
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var id = 'layuicss-'+ app;
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var STATUS_NAME = 'creating'
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var timeout = 0;
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link.rel = 'stylesheet';
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link.href = layer.path + href;
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@ -68,8 +71,8 @@ var isLayui = window.layui && layui.define, $, win, ready = {
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// 轮询 css 是否加载完毕
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(function poll(status) {
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var delay = 100
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,getLinkElem = document.getElementById(id); //获取动态插入的 link 元素
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var delay = 100;
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var getLinkElem = document.getElementById(id); // 获取动态插入的 link 元素
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// 如果轮询超过指定秒数，则视为请求文件失败或 css 文件不符合规范
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if(++timeout > 10 * 1000 / delay){
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@ -97,7 +100,7 @@ var isLayui = window.layui && layui.define, $, win, ready = {
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// 默认内置方法。
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var layer = {
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v: '3.6.0',
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v: '3.7.0',
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ie: function(){ // ie 版本
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var agent = navigator.userAgent.toLowerCase();
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return (!!window.ActiveXObject || "ActiveXObject" in window) ? (
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@ -539,17 +542,17 @@ Class.pt.auto = function(index){
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var that = this, config = that.config, layero = $('#'+ doms[0] + index);
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if(config.area[0] === '' && config.maxWidth > 0){
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//为了修复IE7下一个让人难以理解的bug
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// 适配 ie7
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if(layer.ie && layer.ie < 8 && config.btn){
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layero.width(layero.innerWidth());
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}
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layero.outerWidth() > config.maxWidth && layero.width(config.maxWidth);
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}
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var area = [layero.innerWidth(), layero.innerHeight()]
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,titHeight = layero.find(doms[1]).outerHeight() || 0
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,btnHeight = layero.find('.'+doms[6]).outerHeight() || 0
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,setHeight = function(elem){
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var area = [layero.innerWidth(), layero.innerHeight()];
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var titHeight = layero.find(doms[1]).outerHeight() || 0;
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var btnHeight = layero.find('.'+doms[6]).outerHeight() || 0;
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var setHeight = function(elem){
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elem = layero.find(elem);
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elem.height(area[1] - titHeight - btnHeight - 2*(parseFloat(elem.css('padding-top'))|0));
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};
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@ -597,16 +600,16 @@ Class.pt.offset = function(){
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that.offsetTop = win.height() - area[1];
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} else if(config.offset === 'l'){ // 左
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that.offsetLeft = 0;
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} else if(config.offset === 'lt'){ //左上角
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} else if(config.offset === 'lt'){ // 左上
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that.offsetTop = 0;
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that.offsetLeft = 0;
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} else if(config.offset === 'lb'){ //左下角
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} else if(config.offset === 'lb'){ // 左下
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that.offsetTop = win.height() - area[1];
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that.offsetLeft = 0;
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} else if(config.offset === 'rt'){ //右上角
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} else if(config.offset === 'rt'){ // 右上
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that.offsetTop = 0;
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that.offsetLeft = win.width() - area[0];
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} else if(config.offset === 'rb'){ //右下角
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} else if(config.offset === 'rb'){ // 右下
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that.offsetTop = win.height() - area[1];
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that.offsetLeft = win.width() - area[0];
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} else {
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@ -706,13 +709,13 @@ Class.pt.tips = function(){
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// 拖拽层
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Class.pt.move = function(){
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var that = this
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,config = that.config
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,_DOC = $(document)
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,layero = that.layero
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,DATA_NAME = ['LAY_MOVE_DICT', 'LAY_RESIZE_DICT']
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,moveElem = layero.find(config.move)
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,resizeElem = layero.find('.layui-layer-resize');
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var that = this;
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var config = that.config;
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var _DOC = $(document);
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var layero = that.layero;
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var DATA_NAME = ['LAY_MOVE_DICT', 'LAY_RESIZE_DICT'];
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var moveElem = layero.find(config.move);
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var resizeElem = layero.find('.layui-layer-resize');
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// 给指定元素添加拖动光标
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if(config.move) moveElem.css('cursor', 'move');
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@ -720,15 +723,15 @@ Class.pt.move = function(){
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// 按下拖动元素
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moveElem.on('mousedown', function(e){
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if (e.button) {return;} // 不是左键不处理
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var othis = $(this)
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,dict = {};
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var othis = $(this);
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var dict = {};
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if(config.move){
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dict.layero = layero;
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dict.config = config;
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dict.offset = [
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e.clientX - parseFloat(layero.css('left'))
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,e.clientY - parseFloat(layero.css('top'))
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e.clientX - parseFloat(layero.css('left')),
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e.clientY - parseFloat(layero.css('top'))
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];
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othis.data(DATA_NAME[0], dict);
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@ -741,8 +744,8 @@ Class.pt.move = function(){
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// 按下右下角拉伸
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resizeElem.on('mousedown', function(e){
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var othis = $(this)
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,dict = {};
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var othis = $(this);
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var dict = {};
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if(config.resize){
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dict.layero = layero;
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@ -771,9 +774,9 @@ Class.pt.move = function(){
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,layero = dict.layero
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,config = dict.config;
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var X = e.clientX - dict.offset[0]
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,Y = e.clientY - dict.offset[1]
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,fixed = layero.css('position') === 'fixed';
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var X = e.clientX - dict.offset[0];
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var Y = e.clientY - dict.offset[1];
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var fixed = layero.css('position') === 'fixed';
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e.preventDefault();
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@ -782,8 +785,8 @@ Class.pt.move = function(){
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// 控制元素不被拖出窗口外
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if(!config.moveOut){
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var setRig = win.width() - layero.outerWidth() + dict.stX
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,setBot = win.height() - layero.outerHeight() + dict.stY;
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var setRig = win.width() - layero.outerWidth() + dict.stX;
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var setBot = win.height() - layero.outerHeight() + dict.stY;
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X < dict.stX && (X = dict.stX);
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X > setRig && (X = setRig);
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Y < dict.stY && (Y = dict.stY);
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@ -792,18 +795,18 @@ Class.pt.move = function(){
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// 拖动时跟随鼠标位置
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layero.css({
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left: X
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,top: Y
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left: X,
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top: Y
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});
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}
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// Resize
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if(ready.eventResizeElem){
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var dict = ready.eventResizeElem.data(DATA_NAME[1]) || {}
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,config = dict.config;
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var dict = ready.eventResizeElem.data(DATA_NAME[1]) || {};
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var config = dict.config;
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var X = e.clientX - dict.offset[0]
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,Y = e.clientY - dict.offset[1];
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var X = e.clientX - dict.offset[0];
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var Y = e.clientY - dict.offset[1];
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e.preventDefault();
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@ -817,8 +820,8 @@ Class.pt.move = function(){
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}
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}).on('mouseup', function(e){
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if(ready.eventMoveElem){
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var dict = ready.eventMoveElem.data(DATA_NAME[0]) || {}
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,config = dict.config;
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var dict = ready.eventMoveElem.data(DATA_NAME[0]) || {};
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var config = dict.config;
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ready.eventMoveElem.removeData(DATA_NAME[0]);
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delete ready.eventMoveElem;
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@ -1279,13 +1282,14 @@ layer.closeLast = function(type){
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layer.close($('.layui-layer-'+ type +':last').attr("times"));
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};
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/**
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拓展模块，layui 开始合并在一起
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/*
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* 拓展模块，layui 开始合并在一起
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*/
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var cache = layer.cache||{}, skin = function(type){
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var cache = layer.cache || {};
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var skin = function(type){
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return (cache.skin ? (' ' + cache.skin + ' ' + cache.skin + '-'+type) : '');
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};
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@ -1312,18 +1316,18 @@ layer.prompt = function(options, yes){
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delete options.success;
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return layer.open($.extend({
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type: 1
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,btn: ['确定','取消']
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,content: content
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,skin: 'layui-layer-prompt' + skin('prompt')
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,maxWidth: win.width()
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,success: function(layero){
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type: 1,
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btn: ['确定','取消'],
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content: content,
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skin: 'layui-layer-prompt' + skin('prompt'),
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maxWidth: win.width(),
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success: function(layero){
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prompt = layero.find('.layui-layer-input');
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prompt.val(options.value || '').focus();
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typeof success === 'function' && success(layero);
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}
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,resize: false
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,yes: function(index){
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},
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resize: false,
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yes: function(index){
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var value = prompt.val();
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if(value.length > (options.maxlength||500)) {
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layer.tips('最多输入'+ (options.maxlength || 500) +'个字数', prompt, {tips: 1});
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@ -1390,10 +1394,10 @@ layer.photos = function(options, loop, key){
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if(!options.photos) return;
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// 若 photos 并非选择器或 jQuery 对象，则为普通 object
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var isObject = !(typeof options.photos === 'string' || options.photos instanceof $)
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,photos = isObject ? options.photos : {}
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,data = photos.data || []
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,start = photos.start || 0;
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var isObject = !(typeof options.photos === 'string' || options.photos instanceof $);
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var photos = isObject ? options.photos : {};
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var data = photos.data || [];
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var start = photos.start || 0;
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dict.imgIndex = (start|0) + 1;
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options.img = options.img || 'img';
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@ -1401,7 +1405,7 @@ layer.photos = function(options, loop, key){
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var success = options.success;
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delete options.success;
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//如果 options.photos 不是一个对象
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// 若 options.photos 不是一个对象
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if(!isObject){ // 页面直接获取
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var parent = $(options.photos), pushData = function(){
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data = [];
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@ -1544,7 +1548,7 @@ layer.photos = function(options, loop, key){
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var imgarea = [img.width, img.height];
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var winarea = [$(window).width() - 100, $(window).height() - 100];
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//如果 实际图片的宽或者高比 屏幕大（那么进行缩放）
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// 若实际图片的宽或者高比 屏幕大（那么进行缩放）
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if(!options.full && (imgarea[0]>winarea[0]||imgarea[1]>winarea[1])){
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var wh = [imgarea[0]/winarea[0],imgarea[1]/winarea[1]];// 取宽度缩放比例、高度缩放比例
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if(wh[0] > wh[1]){// 取缩放比例最大的进行缩放
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@ -1633,20 +1637,20 @@ ready.run = function(_$){
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// 加载方式
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window.layui && layui.define ? (
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layer.ready()
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,layui.define('jquery', function(exports){ //layui 加载
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layer.ready(),
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layui.define('jquery', function(exports){ // layui
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layer.path = layui.cache.dir;
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ready.run(layui.$);
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//暴露模块
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// export api
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window.layer = layer;
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exports('layer', layer);
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})
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) : (
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(typeof define === 'function' && define.amd) ? define(['jquery'], function(){ //requirejs 加载
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(typeof define === 'function' && define.amd) ? define(['jquery'], function(){ // requirejs
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ready.run(window.jQuery);
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return layer;
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}) : function(){ //普通 script 标签加载
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}) : function(){ // 普通 script 标签引入
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layer.ready();
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ready.run(window.jQuery);
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}()
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