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doc/atree.md
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24
doc/atree.md
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# atree2.0.0属性含义
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* spreadAll 设置checkbox全部选中
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* check勾选风格，不写没有勾选框
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* props 设置key属性别名
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- addBtnLabel：新增按钮标题
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- deleteBtnLabel：删除按钮标题
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- name：树显示的标题
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- id：主键对应的字段名
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- children：子类对应的字段名
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- checkbox：选中对应的字段名
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- spread：是否展开对应的字段名
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* change选中回调函数
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- val：选中的对象数组
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* click点击标题回调函数
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- item：当前点击的对象
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* addClick：新增回调函数
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- item：当前父节点的对象
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- elem：当前节点的dom对象
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- done：添加到dom节点的方法
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* deleteClick：删除回调函数
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- item：当前父节点的对象
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- elem：当前节点的dom对象
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- done：删除dom节点的方法
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151
examples/atree.html
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examples/atree.html
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
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<title>树模块 - layui</title>
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<link rel="stylesheet" href="../src/css/layui.css">
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<style>
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body {
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padding: 50px 100px;
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}
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</style>
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</head>
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<body>
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<ul id="demo"></ul>
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<script src="../src/layui.js"></script>
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<script>
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layui.use('atree', function() {
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var tree = layui.atree({
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elem: '#demo' //指定元素
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,
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check: 'checkbox' //勾选风格
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,
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skin: 'as' //设定皮肤
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//,target: '_blank' //是否新选项卡打开（比如节点返回href才有效）
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,
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// drag: true,
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spreadAll:true,
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props:{
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addBtnLabel:'新增',
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deleteBtnLabel:'删除',
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name: 'name',
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id: 'id',
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children:'children',
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checkbox:'checkbox',
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spread:'spread'
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},
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change:function(val){
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console.group('change event')
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console.log('Array')
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console.log(val);
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console.groupEnd()
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},
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click: function(item) { //点击节点回调
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console.group('click event')
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console.log('Object')
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console.log(item);
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console.groupEnd()
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},
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addClick:function(item,elem,add){
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console.group('append event')
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console.log('Object')
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console.log(item);
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console.log('dom')
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console.log(elem);
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console.log('dom add event')
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var item ={
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name: '测试节点'+new Date().getTime(),
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id:-1
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}
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add(item)
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console.groupEnd()
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},
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deleteClick:function(item,elem,done){
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console.group('delete event')
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console.log('Object')
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console.log(item);
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console.log('dom')
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console.log(elem);
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console.log('dom delete event')
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done();
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console.groupEnd()
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},
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nodes: [ //节点
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{
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name: '常用文件夹',
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id: 1,
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alias: 'changyong',
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children: [{
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name: '所有未读',
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id: 11
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//,href: 'http://www.layui.com/'
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,
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alias: 'weidu'
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}, {
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name: '置顶邮件',
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id: 12
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}, {
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name: '标签邮件',
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id: 13
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}]
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}, {
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name: '我的邮箱',
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id: 2,
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spread: true,
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children: [{
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name: 'QQ邮箱',
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id: 21,
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spread: true,
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children: [{
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name: '收件箱',
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id: 211,
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spread: true,
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children: [{
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name: '所有未读',
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checkbox:true,
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id: 2111
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}, {
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name: '置顶邮件',
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id: 2112
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}, {
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name: '标签邮件',
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id: 2113
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}]
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}, {
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name: '已发出的邮件',
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id: 212
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}, {
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name: '垃圾邮件',
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id: 213
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}]
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}, {
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name: '阿里云邮',
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id: 22,
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children: [{
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name: '收件箱',
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id: 221
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}, {
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name: '已发出的邮件',
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id: 222
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}, {
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name: '垃圾邮件',
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id: 223
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}]
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}]
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}
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]
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});
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});
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</script>
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</body>
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</html>
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@ -912,6 +912,27 @@ body .layui-table-tips .layui-layer-content{background: none; padding: 0; box-sh
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.layui-tree-drag{display: none; position: absolute; left: -666px; top: -666px; background-color: #f2f2f2; padding: 5px 10px; border: 1px dotted #000; white-space: nowrap}
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.layui-tree-drag i{padding-right: 5px;}
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/** atree **/
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.layui-atree{line-height: 26px;}
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.layui-atree li{position:relative;text-overflow: ellipsis; overflow:hidden; white-space: nowrap;}
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.layui-atree li a,
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.layui-atree li .layui-atree-spread{display: inline-block; vertical-align: top;font-size: 12px; height: 26px; *display: inline; *zoom:1; cursor: pointer;color: #c0c4cc}
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.layui-atree li a{font-size: 0;}
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.layui-atree li a i{font-size: 16px;}
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.layui-atree li a cite{padding: 0 6px; font-size: 14px; font-style: normal;color: #606266;}
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.layui-atree li i{padding-left: 6px; -moz-user-select: none;}
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.layui-atree li .layui-atree-check{font-size: 16px;color: #dcdfe6}
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.layui-atree li .layui-atree-check:hover{color: #409eff;}
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.layui-atree li .layui-atree-check.is-checked{color: #409eff;}
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.layui-atree li ul{ display:none;margin-left: 40px;}
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.layui-atree li .layui-atree-enter{line-height: 24px; border: 1px dotted #000;}
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.layui-atree-drag{display: none; position: absolute; left: -666px; top: -666px; background-color: #f2f2f2; padding: 5px 10px; border: 1px dotted #000; white-space: nowrap}
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.layui-atree-drag i{padding-right: 5px;}
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.layui-atree-node{position: relative;}
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.layui-atree-node:hover { background-color:#eee;}
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.layui-atree-menu{position: absolute;top:0;right: 0;z-index:1024;}
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.layui-atree-menu span{margin-left: 10px;}
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/** 导航菜单 **/
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.layui-nav{position: relative; padding: 0 20px; background-color: #393D49; color: #fff; border-radius: 2px; font-size: 0; box-sizing: border-box;}
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.layui-nav *{font-size: 14px;}
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src/lay/modules/atree.js
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src/lay/modules/atree.js
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/**
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@Name：layui.atree2.0 树组件
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@Author：smallwei
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@License：MIT
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*/
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layui.define('jquery', function(exports) {
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"use strict";
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var $ = layui.$,
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hint = layui.hint();
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//勾选集合
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var changeList = [];
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//变量别名
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var props = {
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name: 'name',
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id: 'id',
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children: 'children',
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checkbox: 'checkbox',
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spread: 'spread',
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deleteBtnLabelKey: 'delete',
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addBtnLabelKey: 'add',
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};
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var enterSkin = 'layui-atree-enter',
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Atree = function(options) {
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this.options = options;
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this.nodes = options.nodes || [];
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this.props = this.options.props || props;
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this.nameKey = this.props.name || props.name;
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this.idKey = this.props.id || props.id;
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this.childrenKey = this.props.children || props.children;
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this.checkboxKey = this.props.checkbox || props.checkbox;
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this.spreadKey = this.props.spread || props.spread;
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this.addBtnLabelKey = this.props.addBtnLabel || props.addBtnLabel;
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this.deleteBtnLabelKey = this.props.deleteBtnLabel || props.deleteBtnLabel;
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};
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//图标
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var icon = {
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arrow: ['', ''] //箭头
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,
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checkbox: ['', ''] //复选框
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,
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leaf: '' //叶节点
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};
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//初始化
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Atree.prototype.init = function(elem) {
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var that = this;
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elem.addClass('layui-box layui-atree'); //添加tree样式
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if(that.options.skin) {
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elem.addClass('layui-atree-skin-' + that.options.skin);
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}
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that.tree(elem);
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that.on(elem);
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};
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//树节点解析
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Atree.prototype.tree = function(elem, children) {
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var that = this,
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options = that.options
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var nodes = children || options.nodes;
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layui.each(nodes, function(index, item) {
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var hasChild = item[that.childrenKey] && item[that.childrenKey].length > 0;
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var dom = that.getDom(item);
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var ul = $(dom.ul(item));
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var li = $(that.getNode(item));
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//如果被选中加入checkbox集合里
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if(item[that.checkboxKey]) {
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changeList.push(item);
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}
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//如果有子节点，则递归继续生成树
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if(hasChild) {
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li.append(ul);
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that.tree(ul, item[that.childrenKey]);
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}
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//伸展节点
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that.spread(li, item);
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that.bindUlEvent(li, item);
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elem.append(li);
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});
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};
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//节点dom拼接
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Atree.prototype.getDom = function(item) {
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var that = this,
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options = that.options,
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item = item,
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hasChild = item[that.childrenKey] && item[that.childrenKey].length > 0;
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return {
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spread: function() {
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return hasChild ? '<i class="layui-icon layui-atree-spread">' + (
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item[that.spreadKey] || options.spreadAll ? icon.arrow[1] : icon.arrow[0]
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) + '</i>' : '';
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},
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checkbox: function() {
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return options.check ? (
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'<i class="layui-icon layui-atree-check' + (item[that.checkboxKey] ? ' is-checked' : '') + '">' + (
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item[that.checkboxKey] ? icon.checkbox[1] : icon.checkbox[0]
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) + '</i>'
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) : '';
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},
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ul: function() {
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return '<ul class="' + (item[that.spreadKey] || options.spreadAll ? "layui-show" : "") + '"></ul>'
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},
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node: function() {
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return '<a href="' + (item.href || 'javascript:;') + '" ' + (
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options.target && item.href ? 'target=\"' + options.target + '\"' : ''
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) + '>' +
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('<cite>' + (item[that.nameKey] || '未命名') + '</cite></a>')
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},
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menu: function() {
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return '<div class="layui-atree-menu">' +
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'<span class="layui-atree-add">' + that.addBtnLabelKey + '</span>' +
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'<span class="layui-atree-delete">' + that.deleteBtnLabelKey + '</span>' +
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'</div>'
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}
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}
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}
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//获取树节点
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Atree.prototype.getNode = function(item) {
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var that = this,
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options = that.options
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var dom = that.getDom(item);
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var li = ['<li ' +
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(item[that.spreadKey] || options.spreadAll ? 'data-spread="' + (item[that.spreadKey] || true) + '"' : '') +
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(item[that.checkboxKey] ? 'data-check="' + item[that.checkboxKey] + '"' : '') +
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('data-id=' + item[that.idKey]) +
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'><div class="layui-atree-node">'
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//展开箭头
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,
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dom.spread()
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//复选框
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,
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dom.checkbox()
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//节点
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,
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dom.node()
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//菜单
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,
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dom.menu(),
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'</div></li>'
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].join('');
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return li;
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}
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//父绑定事件
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Atree.prototype.bindUlEvent = function(li, item) {
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var that = this,
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options = that.options
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//触发点击节点回调
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typeof options.click === 'function' && that.click(li, item);
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//节点选择
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typeof options.change === 'function' && options.check === 'checkbox' && that.checkbox(li, item);
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//新增方法
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typeof options.addClick === 'function' && that.add(li, item);
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//删除方法
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typeof options.deleteClick === 'function' && that.delete(li, item);
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//拖拽节点
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options.drag && that.drag(li, item);
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}
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//选中回调函数
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Atree.prototype.change = function() {
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var that = this,
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options = that.options;
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options.change(changeList);
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},
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//新增方法回调
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Atree.prototype.add = function(elem, item) {
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var that = this,
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options = that.options;
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var node = elem.children('.layui-atree-node');
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var addBtn = node.children('.layui-atree-menu').children('.layui-atree-add')
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var arrow = node.children('.layui-atree-spread')
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var ul = elem.children('ul'),
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a = node.children('a');
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var addEvent = function(e) {
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layui.stope(e);
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var _addEvent = {
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add: function(itemAddObj) {
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if(!item[that.childrenKey]) {
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item[that.childrenKey] = [];
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}
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item[that.childrenKey].push(itemAddObj);
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var dom = that.getDom(item);
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if(!ul[0]) {
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ul = $(dom.ul())
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elem.append(ul);
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}
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if(!arrow[0]) {
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arrow = $(dom.spread());
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node.prepend(arrow);
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that.spread(elem, item);
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}
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if(!elem.data('spread')) {
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that.open(elem, ul, arrow)
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}
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var li = $(that.getNode(itemAddObj));
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that.bindUlEvent(li, itemAddObj);
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ul.append(li);
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}
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}
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options.addClick(item, elem, _addEvent.add)
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}
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addBtn.on('click', addEvent);
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}
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//删除方法回调
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Atree.prototype.delete = function(elem, item) {
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var that = this,
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options = that.options;
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var node = elem.children('.layui-atree-node');
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var deleteBtn = node.children('.layui-atree-menu').children('.layui-atree-delete')
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var ul = elem.children('ul'),
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a = elem.children('a');
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var deleteEvent = function(e) {
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layui.stope(e);
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var _deleteEvent = {
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done: function() {
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||||
var parent = elem.parent();
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var arrow = parent.parent().children('.layui-atree-spread')
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if(parent.children('li').length === 1) {
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||||
arrow.remove();
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||||
}
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||||
elem.remove();
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||||
}
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||||
}
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||||
options.deleteClick(item, elem, _deleteEvent.done)
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||||
}
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deleteBtn.on('click', deleteEvent);
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||||
}
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||||
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||||
//点击节点回调
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||||
Atree.prototype.click = function(elem, item) {
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||||
var that = this,
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||||
options = that.options;
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||||
var node = elem.children('.layui-atree-node');
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||||
node.children('a').on('click', function(e) {
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||||
layui.stope(e);
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||||
options.click(item)
|
||||
});
|
||||
};
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||||
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||||
//节点选择
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||||
Atree.prototype.checkbox = function(elem, item) {
|
||||
var that = this,
|
||||
options = that.options;
|
||||
var node = elem.children('.layui-atree-node');
|
||||
var checkbox = node.children('.layui-atree-check')
|
||||
var ul = elem.children('ul'),
|
||||
a = node.children('a');
|
||||
var whileAllCheck = function(dom, item, type) {
|
||||
var list = dom.children('.layui-show').find('li');
|
||||
var children = item ? item.children || [] : [];
|
||||
for(var i = 0; i < list.length; i++) {
|
||||
var li = $(list[i]);
|
||||
setCheck(li, children[i], type);
|
||||
whileAllCheck(li, children[i], type);
|
||||
}
|
||||
}
|
||||
var setCheck = function(elem, item, type) {
|
||||
var checkbox = elem.children('.layui-atree-node').find('.layui-atree-check');
|
||||
if(type) {
|
||||
elem.data('check', true)
|
||||
checkbox.html(icon.checkbox[1])
|
||||
checkbox.addClass(' is-checked');
|
||||
} else {
|
||||
elem.data('check', null);
|
||||
checkbox.removeClass(' is-checked');
|
||||
checkbox.html(icon.checkbox[0])
|
||||
}
|
||||
if(item) {
|
||||
var index = layui.findObj(changeList, item[that.idKey], that.idKey);
|
||||
if(index === -1 && type === true) {
|
||||
changeList.push(item);
|
||||
} else if(type === false) {
|
||||
changeList.splice(index, 1);
|
||||
}
|
||||
}
|
||||
}
|
||||
var check = function() {
|
||||
var checkFlag;
|
||||
if(elem.data('check')) {
|
||||
checkFlag = false;
|
||||
} else {
|
||||
checkFlag = true;
|
||||
}
|
||||
setCheck(elem, item, checkFlag)
|
||||
whileAllCheck(elem, item, checkFlag);
|
||||
that.change();
|
||||
}
|
||||
checkbox.on('click', check);
|
||||
|
||||
};
|
||||
|
||||
//伸展节点
|
||||
Atree.prototype.spread = function(elem, item) {
|
||||
var that = this,
|
||||
options = that.options;
|
||||
var node = elem.children('.layui-atree-node');
|
||||
var arrow = node.children('.layui-atree-spread')
|
||||
var ul = elem.children('ul'),
|
||||
a = node.children('a');
|
||||
//如果没有子节点，则不执行
|
||||
if(!ul[0]) return;
|
||||
arrow.on('click', function() {
|
||||
that.open(elem, ul, arrow)
|
||||
});
|
||||
}
|
||||
|
||||
//打开节点
|
||||
Atree.prototype.open = function(elem, ul, arrow) {
|
||||
if(elem.data('spread')) {
|
||||
elem.data('spread', null)
|
||||
ul.removeClass('layui-show');
|
||||
arrow.html(icon.arrow[0]);
|
||||
} else {
|
||||
elem.data('spread', true);
|
||||
ul.addClass('layui-show');
|
||||
arrow.html(icon.arrow[1]);
|
||||
}
|
||||
};
|
||||
//通用事件
|
||||
Atree.prototype.on = function(elem) {
|
||||
var that = this,
|
||||
options = that.options;
|
||||
var dragStr = 'layui-atree-drag';
|
||||
|
||||
//屏蔽选中文字
|
||||
elem.find('i').on('selectstart', function(e) {
|
||||
return false
|
||||
});
|
||||
|
||||
//拖拽
|
||||
if(options.drag) {
|
||||
$(document).on('mousemove', function(e) {
|
||||
var move = that.move;
|
||||
if(move.from) {
|
||||
var to = move.to,
|
||||
treeMove = $('<div class="layui-box ' + dragStr + '"></div>');
|
||||
e.preventDefault();
|
||||
$('.' + dragStr)[0] || $('body').append(treeMove);
|
||||
var dragElem = $('.' + dragStr)[0] ? $('.' + dragStr) : treeMove;
|
||||
(dragElem).addClass('layui-show').html(move.from.elem.children('a').html());
|
||||
dragElem.css({
|
||||
left: e.pageX + 10,
|
||||
top: e.pageY + 10
|
||||
})
|
||||
}
|
||||
}).on('mouseup', function() {
|
||||
var move = that.move;
|
||||
if(move.from) {
|
||||
move.from.elem.children('a').removeClass(enterSkin);
|
||||
move.to && move.to.elem.children('a').removeClass(enterSkin);
|
||||
that.move = {};
|
||||
$('.' + dragStr).remove();
|
||||
}
|
||||
});
|
||||
}
|
||||
};
|
||||
|
||||
//拖拽节点
|
||||
Atree.prototype.move = {};
|
||||
Atree.prototype.drag = function(elem, item) {
|
||||
var that = this,
|
||||
options = that.options;
|
||||
var a = elem.children('a'),
|
||||
mouseenter = function() {
|
||||
var othis = $(this),
|
||||
move = that.move;
|
||||
if(move.from) {
|
||||
move.to = {
|
||||
item: item,
|
||||
elem: elem
|
||||
};
|
||||
othis.addClass(enterSkin);
|
||||
}
|
||||
};
|
||||
a.on('mousedown', function() {
|
||||
var move = that.move
|
||||
move.from = {
|
||||
item: item,
|
||||
elem: elem
|
||||
};
|
||||
});
|
||||
a.on('mouseenter', mouseenter).on('mousemove', mouseenter)
|
||||
.on('mouseleave', function() {
|
||||
var othis = $(this),
|
||||
move = that.move;
|
||||
if(move.from) {
|
||||
delete move.to;
|
||||
othis.removeClass(enterSkin);
|
||||
}
|
||||
});
|
||||
};
|
||||
|
||||
//暴露接口
|
||||
exports('atree', function(options) {
|
||||
var atree = new Atree(options = options || {});
|
||||
var elem = $(options.elem);
|
||||
if(!elem[0]) {
|
||||
return hint.error('layui.atree 没有找到' + options.elem + '元素');
|
||||
}
|
||||
atree.init(elem);
|
||||
});
|
||||
});
|
||||
14
src/layui.js
14
src/layui.js
@ -56,6 +56,7 @@
|
||||
,layedit: 'modules/layedit' //富文本编辑器
|
||||
,form: 'modules/form' //表单集
|
||||
,upload: 'modules/upload' //上传
|
||||
,atree: 'modules/atree' //新树结构
|
||||
,tree: 'modules/tree' //树结构
|
||||
,table: 'modules/table' //表格
|
||||
,element: 'modules/element' //常用元素操作
|
||||
@ -430,7 +431,20 @@
|
||||
error: error
|
||||
}
|
||||
};
|
||||
//判断对象是否相等
|
||||
Layui.prototype.isEqualObj = function(obj1,obj2){
|
||||
return JSON.stringify(obj1)===JSON.stringify(obj2)
|
||||
}
|
||||
|
||||
//寻找对象是否存在数组中
|
||||
Layui.prototype.findObj = function(list,value,key) {
|
||||
var that = this,
|
||||
result = -1;
|
||||
that.each(list, function(index, item) {
|
||||
if(item[key] == value)result = index;
|
||||
})
|
||||
return result;
|
||||
}
|
||||
//遍历
|
||||
Layui.prototype.each = function(obj, fn){
|
||||
var key
|
||||
|
||||
Loading…
Reference in New Issue
Block a user