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增加行的上下文菜单事件 

增加行的上下文菜单事件和是否显示系统默认上下文菜单事件的配置，方便在表格行上使用`layui.dropdown`组件。
```html
<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>开始使用 layui</title>
  <link href="./layui/css/layui.css" rel="stylesheet">
</head>
<body>
 
<!-- 你的 HTML 代码 -->
<table id="demo" lay-filter="test"></table>
 
<script src="./layui/layui.js"></script>
<script>
layui.use(['layer', 'table', 'dropdown'], function(){
  var layer = layui.layer;
  var table = layui.table;
  
  //第一个实例
  table.render({
    elem: '#demo'
    // 不显示系统默认上下文菜单
    ,defaultContextmenu: false
    ,height: 312
    ,data: [
      {"id":10000,"username":"user-0","sex":"女","city":"城市-0","sign":"签名-0","experience":255,"logins":24,"words":82830700,"classify":"作家","score":57}
      ,{"id":10001,"username":"user-1","sex":"男","city":"城市-1","sign":"签名-1","experience":884,"logins":58,"words":64928690,"classify":"词人","score":70.5}
      ,{"id":10002,"username":"user-2","sex":"女","city":"城市-2","sign":"签名-2","experience":650,"logins":77,"words":6298078,"classify":"酱油","score":31}
      ,{"id":10003,"username":"user-3","sex":"女","city":"城市-3","sign":"签名-3","experience":362,"logins":157,"words":37117017,"classify":"诗人","score":68}
      ,{"id":10004,"username":"user-4","sex":"男","city":"城市-4","sign":"签名-4","experience":807,"logins":51,"words":76263262,"classify":"作家","score":6}
      ,{"id":10005,"username":"user-5","sex":"女","city":"城市-5","sign":"签名-5","experience":173,"logins":68,"words":60344147,"classify":"作家","score":87}
      ,{"id":10006,"username":"user-6","sex":"女","city":"城市-6","sign":"签名-6","experience":982,"logins":37,"words":57768166,"classify":"作家","score":34}
      ,{"id":10007,"username":"user-7","sex":"男","city":"城市-7","sign":"签名-7","experience":727,"logins":150,"words":82030578,"classify":"作家","score":28}
      ,{"id":10008,"username":"user-8","sex":"男","city":"城市-8","sign":"签名-8","experience":951,"logins":133,"words":16503371,"classify":"词人","score":14}
      ,{"id":10009,"username":"user-9","sex":"女","city":"城市-9","sign":"签名-9","experience":484,"logins":25,"words":86801934,"classify":"词人","score":75}
    ]
    ,page: true //开启分页
    ,limit: 2
    ,limits: [2, 5, 10]
    ,cols: [[ //表头
      {field: 'id', title: 'ID', width:80, sort: true, fixed: 'left'}
      ,{field: 'username', title: '用户名', width:80}
      ,{field: 'sex', title: '性别', width:80, sort: true}
      ,{field: 'city', title: '城市', width:80} 
      ,{field: 'sign', title: '签名', width: 177}
      ,{field: 'experience', title: '积分', width: 80, sort: true}
      ,{field: 'score', title: '评分', width: 80, sort: true}
      ,{field: 'classify', title: '职业', width: 80}
      ,{field: 'words', title: '字数', width: 135, sort: true}
    ]]
  });
  table.on('contextmenu(test)', function(obj){
    // 下拉菜单组件
    layui.dropdown.render({
      show: true
      ,trigger: 'contextmenu'
      ,data: [
        {title: '操作1', id: 'event1'},
        {title: '操作2', id: 'event2'}
      ],
      click(data, othis) {
        console.log(data)
      }
    });
    });
});
</script> 
</body>
</html>
```
pull/1188/head
蒋文健 2 years ago committed by GitHub
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1 changed files with 6 additions and 2 deletions
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  1. 8
      src/modules/table.js

8
src/modules/table.js
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@ -305,6 +305,7 @@ layui.define(['lay', 'laytpl', 'laypage', 'form', 'util'], function(exports){
,cellMaxWidth: Number.MAX_VALUE // 所有单元格默认最大宽度
,editTrigger: 'click' // 单元格编辑的事件触发方式
,defaultToolbar: ['filter', 'exports', 'print'] // 工具栏右侧图标
,defaultContextmenu: true // 显示默认上下文菜单
,autoSort: true // 是否前端自动排序。如果否，则需自主排序（通常为服务端处理好排序）
,text: {
none: '无数据'
@ -2067,9 +2068,12 @@ layui.define(['lay', 'laytpl', 'laypage', 'form', 'util'], function(exports){
setRowEvent.call(this, 'row');
}).on('dblclick', 'tr', function(){ //双击行
setRowEvent.call(this, 'rowDouble');
});
}).on('contextmenu', 'tr', function(e){ //菜单
if (!options.defaultContextmenu) e.preventDefault();
setRowEvent.call(this, 'contextmenu');
});;
// 创建行单击、双击事件
// 创建行单击、双击、菜单事件
var setRowEvent = function(eventType){
var othis = $(this);
if(othis.data('off')) return; //不触发事件

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