layui/examples/dropdown.html

<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
  <title>下拉菜单 - layui</title>

  <link rel="stylesheet" href="../src/css/layui.css">

</head>
<body>

<div class="layui-container">

  <div class="layui-btn-container" style="padding: 30px 0;">
    <button class="layui-btn" id="demo1">
      按钮下拉
      <i class="layui-icon layui-icon-down layui-font-12"></i>
    </button>
    <button class="layui-btn layui-btn-primary" id="demo2">

      按钮下拉
      <i class="layui-icon layui-icon-down layui-font-12"></i>
    </button>

  </div>

  <div class="layui-text">
    <a href="javascript:;" id="demo3">文字下拉 <i class="layui-icon layui-icon-down"></i></a>
  </div>

  <div class="layui-btn-container">
    <a href="javascript:;" id="testopen">testopen <i class="layui-icon layui-icon-down"></i></a>
    <button class="layui-btn" lay-on="open">open</button>
    <button class="layui-btn" lay-on="close">close</button>
  </div>

  <div class="layui-bg-gray" style="margin-top: 30px; width: 100%; height: 300px; text-align: center;" id="demo20">
    <span class="layui-font-gray" style="position: relative; top:50%;">鼠标右键菜单</span>
  </div>
</div>


<script src="../src/layui.js"></script>
<script>
layui.use('dropdown', function () {
  var dropdown = layui.dropdown;
  var util = layui.util;

  dropdown.render({
    elem: '#demo1',
    shade: [0.1, '#ddd'],
    //,align: 'right'
    data: [
      {
        title: 'menu item 1',
        templet:
          '<i class="layui-icon layui-icon-light"></i> {{= d.title }} <span class="layui-badge-dot"></span>',
        id: '',
        href: '',
        type: '' //菜单类型，支持：normal/group/parent
      },
      {
        title: 'menu item <strong>2</strong>',
        templet:
          '<img src="https://unpkg.com/outeres@0.1.1/demo/avatar/0.png" style="width: 16px;"> {{- d.title }}',
        id: '',
        href: 'https://www.layui.com/',
        target: '_blank'
      },
      { type: '-' },
      {},
      {
        title: 'menu item 3 <hello>',
        id: '',
        type: 'group',
        child: [
          {
            title: 'menu item 3-1',
            id: ''
          },
          {
            title: 'menu item 3-2',
            id: '',
            child: [
              {
                title: 'menu item 3-2-1',
                id: ''
              },
              {
                title: 'menu item 3-2-2',
                id: '',
                type: 'group',
                child: [
                  {
                    title: 'menu item 3-2-2-1',
                    id: ''
                  },
                  {
                    title: 'menu item 3-2-2-2',
                    id: ''
                  }
                ]
              },
              {
                title: 'menu item 3-2-3',
                id: ''
              }
            ]
          },
          {
            title: 'menu item 3-3',
            id: '',
            type: 'group',
            child: [
              {
                title: 'menu item 3-3-1',
                id: ''
              },
              {
                title: 'menu item 3-3-2',
                id: '',
                child: [
                  {
                    title: 'menu item 3-3-2-1',
                    id: ''
                  },
                  {
                    title: 'menu item 3-3-2-2',
                    id: ''
                  },
                  {
                    title: 'menu item 3-3-2-3',
                    id: ''
                  }
                ]
              },
              {
                title: 'menu item 3-3-3',
                id: ''
              }
            ]
          }
        ]
      },
      { type: '-' },
      {
        title: 'menu item 4',
        id: ''
      },
      {
        title: 'menu item 5',
        id: '',
        child: [
          {
            title: 'menu item 5-1',
            id: '',
            child: [
              {
                title: 'menu item 5-1-1',
                id: ''
              },
              {
                title: 'menu item 5-1-2',
                id: ''
              },
              {
                title: 'menu item 5-1-3',
                id: ''
              }
            ]
          },
          {
            title: 'menu item 5-2',
            id: ''
          },
          {
            title: 'menu item 5-3',
            id: ''
          }
        ]
      },
      { type: '-' },
      {
        title: 'menu item 6',
        id: '',
        type: 'group',
        isSpreadItem: false,
        child: [
          {
            title: 'menu item 6-1',
            id: ''
          },
          {
            title: 'menu item 6-2',
            id: ''
          },
          {
            title: 'menu item 6-3',
            id: ''
          }
        ]
      }
    ],

    id: 'demo1',

    // 触发点击事件的元素范围 --- default: 仅子菜单触发点击事件（默认，可不填）; all: 所有父子菜单均触发点击事件
    clickScope: 'all',

    // 菜单被点击的事件
    click: function (obj) {
      console.log(obj);
    }
  });

  var inst = dropdown.render({
    elem: '#demo2',
    // ,show: true
    data: [
      {
        title: 'menu item 1',
        href: '#1',
        disabled: true
      },
      {
        title: 'menu item 2(点击不关闭)',
        href: '#2',
        id: 'bbb'
      },
      {
        title: 'menu item 3',
        href: '#3'
      }
    ],
    click: function (data, othis) {
      console.log(data);
      if (data.id === 'bbb') {
        return false;
      }
    },
    ready: function () {
      console.log(arguments);
    },
    close: function () {
      console.log('demo2', this.elem);
    }
  });

  dropdown.render({
    elem: '#demo3',
    content: '自定义内容  123 ',
    style: 'background:#666;color:#fff;padding:15px;',
    align: 'center',
    trigger: 'hover',
    close: function () {
      console.log('demo3', this.elem);
    }
  });

  //右键
  dropdown.render({
    elem: document, //'#demo20' //也可绑定到 document，从而重置整个右键
    trigger: 'contextmenu', //contextmenu
    isAllowSpread: false,
    //,style: 'width: 200px'
    customName: {
      children: 'children'
    },
    data: [
      {
        title: 'menu item 1',
        id: '#1'
      },
      {
        title: 'menu item 2',
        id: 'reload'
      },
      { type: '-' },
      {
        title: 'menu item 3',
        id: '#3',
        children: [
          {
            title: 'menu item 3-1',
            id: '#1'
          },
          {
            title: 'menu item 3-2',
            id: '#2'
          },
          {
            title: 'menu item 3-3',
            id: '#3'
          }
        ]
      },
      { type: '-' },
      {
        title: 'menu item 4',
        id: ''
      },
      {
        title: 'menu item 5',
        id: '#1'
      },
      {
        title: 'menu item 6',
        id: '#1'
      }
    ],
    click: function (obj, othis) {
      if (obj.id === 'reload') {
        location.reload();
      }
    }
  });

  dropdown.render({
    elem: '#testopen',
    id: 'testopen',
    trigger: "manual",
    data: [{ id: "refresh", title: "刷新"}]
  });

  util.on({
    open: function(){
      dropdown.open('testopen')
    },
    close: function(){
      dropdown.close('testopen')
    }
  },
  {trigger: 'mouseenter'});

  return;

  dropdown.render({
    elem: document,
    content: '123'
  });
});

</script>
</body>
</html>