ExtJs之Ext.grid.GridPanel（部分未完）

最新推荐文章于 2023-06-17 22:52:50 发布

转载最新推荐文章于 2023-06-17 22:52:50 发布 · 135 阅读

文章标签：

#javascript #ViewUI

本文介绍了一个使用ExtJS实现的网格面板和树形菜单的具体案例，包括自定义渲染器、行颜色变化、按钮操作等细节。

摘要生成于 C知道，由 DeepSeek-R1 满血版支持，前往体验 >

今天在家休息，年假不用就作费啊。

看了几部香港老电影，陪爸爸看了勇士占奇才，

然后，测试了一下EXTJS未完的内容，

在京东上订了七本历史普及书，近两百块。。：）

搞定。

<!DOCTYPE html>
<html>
<head>
    <title>ExtJs</title>
		<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
    <link rel="stylesheet" type="text/css" href="ExtJs/packages/ext-theme-crisp/build/resources/ext-theme-crisp-all.css">
		<script type="text/javascript" src="ExtJs/ext-all.js"></script>
		<script type="text/javascript" src="ExtJs/bootstrap.js"></script>
		<script type="text/javascript" src="ExtJs/packages/ext-theme-crisp/build/ext-theme-crisp.js"></script>

    <style type="text/css">
      #uses the following css:
      .red-row{ background-color: #F5C0C0 !important; }
      .yellow-row{ background-color: #FBF8BF !important; }
      .green-row{ background-color: #99CC99 !important; }
    </style>

    <script type="text/javascript">
    Ext.onReady(function(){
      function rendererSex(value){
        if (value == 'male') {
          return "<span style='color:red;font-weight: bold;'>男</span>";
        }else {
          return "<span style='color:green;font-weight: bold;'>女</span>";
        }
      };

      function rendererDescn(value, cellmeta, record, rowIndex, columnIndex, store){
        var str = "<input type='button' value='查看详细信息' onclick='alert(\"" +
        "这个单元格的值为: " + value + "\\n" +
        "这个单元格的配置是: {cellID" + cellmeta.cellID + ", id: " + cellmeta.id + ", css: " + cellmeta.css + "}\\n" +
        "这个单元格对应的record是： " + record + ", 一行里的数据都在里边\\n" +
        "这是第" + rowIndex + "行\\n" +
        "这是第" + columnIndex + "列\\n" +
        "这个表格对应的Ext.data.Store在这里： " + store + "， 随便用吧." +
        "\")'>"
        return str;
      }
      function rendererMotif(data, cell, record, rowIndex, columnIndex, store) {
        var value = record.get('color');
        cell.style = "background-color: " + value;
        return data;
      }

      var sm = new Ext.selection.CheckboxModel({stringSelect: true});


      var columns =[
        new Ext.grid.RowNumberer(),
        {header: '编号', dataIndex: 'id', width:80, sortable: false},
        {header: '名称', dataIndex: 'name', width:180},
        {header: '性别', dataIndex: 'sex', renderer: rendererSex, width:120},
        {header: '日期', dataIndex: 'date', renderer: Ext.util.Format.dateRenderer('Y-m-d'), width:400},
        {header: '描述', dataIndex: 'descn', renderer: rendererDescn, width:200},
        {header: 'color', dataIndex: 'color', renderer: rendererMotif, width:200}
      ];

      var data = [
        ['1', 'name1', 'male', '2017-01-15T02:58:04', 'descn1', '#FBF8BF'],
        ['2', 'name2', 'female', '2005-01-15T02:58:04', 'descn2', '#F5C0C0'],
        ['3', 'name3', 'male', '2017-06-15T02:58:04', 'descn3', '#99CC99'],
        ['4', 'name4', 'female', '2017-01-09T02:58:04', 'descn4', '#FBF8BF'],
        ['5', 'name5', 'male', '2017-12-15T02:58:04', 'descn5', '#F5C0C0']
      ];

      var store = new Ext.data.ArrayStore({
        data: data,
        fields: [
          {name: 'name', mapping: 1},
          {name: 'sex', mapping: 2},
          {name: 'id', mapping: 0},
          {name: 'date', type: 'date', dateFormat: 'Y-m-dTH:i:s', mapping: 3},
          {name: 'descn', mapping: 4},
          {name: 'color', mapping: 5}
        ]
      });

      /*
      var store = new Ext.data.Store({
        proxy: new Ext.data.ScriptTagProxy({url: 'source.html'}),
        reader: new Ext.data.ArrayReader({}, [
          {name: 'id'},
          {name: 'name'},
          {name: 'descn'}
        ]),
        fields: [
          {name: 'name', mapping: 1},
          {name: 'id', mapping: 0},
          {name: 'descn', mapping: 2}
        ]
      });
      */
      store.load();
      var grid = new Ext.grid.GridPanel({
        enableColumnMove: false,
        enableColumnResize: true,
        stripeRows: true,
        autoHeight: true,
        loadMask:true,
        forceFit: true,
        renderTo: 'grid',
        store: store,
        columns: columns,
        selModel: sm,
        bbar: new Ext.PagingToolbar({
          pageSize: 3,
          store: store,
          displayInfo: true,
          displayMsg: '显示第{0} 条到 {1}条记录， 一共{2}条',
          emptyMsg: '没有记录'
        }),
        viewConfig: {
          enableRowBody: true,
          columnsText:　'显示的列',
          sortAscText: '升序',
          getRowClass: function(record, rowIndex, p, ds) {
            var cls = 'white-row';
            switch (record.data.color) {
              case '#FBF8BF' :
                cls = 'yellow-row';
                break;
              case '#99CC99' :
                cls = 'green-row';
                break;
              case '#F5C0C0' :
                cls = 'red-row';
                break;
            }
            return cls;
          }
        }
      });

      Ext.get('remove').on('click', function(){
        store.remove(store.getAt(1));
        grid.view.refresh();
      })

      var tree = new Ext.tree.TreePanel({
        store: new Ext.data.TreeStore({
          root: {
            text: '我是根',
            children: [{
              text: '我是根的第一个枝子',
              children: {
                text: '我是根的第一个枝子的第一个叶子',
                leaf: true
              }
            },{
              text: '我是根的第一个叶子',
              leaf: true
            }]
          }
        })
      });

      tree.render('tree');


    });
    </script>
</head>
<body style="margin: 20px">
  <div id='grid' style="width: 800px"></div>
  <button id='remove'>删除第二行</button>

  <div id="tree"></div>
</body>
</html>