ExtJs学习笔记(7)_获取GridPanel选中行的详细信息

2018-01-22 17:33:01 浏览数 (1)

这一节,我们将学习如何获取Grid当前选中行的信息

1.xml数据源内容:

代码语言:js复制
<?xml version="1.0" encoding="UTF-8"?>
 <Data>
 <Items> 
 <TotalResults>203</TotalResults>
 <TotalPages>21</TotalPages>
 <Item>
 <ASIN>0446355453</ASIN> 
 <Author>Jimmy.Yang</Author>
 <Manufacturer>Warner Books</Manufacturer>
 <ProductGroup>Book</ProductGroup>
 <Title>Master of the Game</Title> 
 </Item>
 <Item>
 <ASIN>0446613657</ASIN> 
 <Author>Sidney Sheldon</Author>
 <Manufacturer>Warner Books</Manufacturer>
 <ProductGroup>Book</ProductGroup>
 <Title>Are You Afraid of the Dark?</Title> 
 </Item> 
 </Items>
 </Data>

2.静态页内容:

代码语言:js复制
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
 <html xmlns="http://www.w3.org/1999/xhtml">
 <head>
 <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
 <link rel="stylesheet" type="text/css" href="../resources/css/ext-all.css" />
 <script type="text/javascript" src="../adapter/ext/ext-base.js"></script>
 <script type="text/javascript" src="../ext-all.js"></script> 
 <style type="text/css">
         *{font-size:12px;line-height:130%;}
 </style>
 <title>ExtJs_Grid_Xml</title>
 </head>
 <body>
 
 <script type="text/javascript">
 
     Ext.onReady(function() {
 
 var store = new Ext.data.Store({
             url: 'GridData.xml',
             reader: new Ext.data.XmlReader(
                 { record: 'Item' },
                 ["ASIN", "Author", "Manufacturer", "ProductGroup", "Title"])
         });
 
 function SeeDetail(ID) {
 return '<a href="Book.aspx?id='   ID   '" target="_blank">'   ID   '</span>';
         }
 
 var grid = new Ext.grid.GridPanel({
             store: store,
             frame: true,
             columns: [
                 { id: "ASIN", header: "出版号", width: 120, renderer: SeeDetail, dataIndex: 'ASIN', sortable: true },
                 { header: "作者", width: 120, dataIndex: 'Author', sortable: true },
                 { header: "书名", width: 180, dataIndex: 'Title', sortable: true },
                 { header: "制作商", width: 115, dataIndex: 'Manufacturer', sortable: false },
                 { header: "产品组", width: 100, dataIndex: 'ProductGroup', sortable: false}],
             renderTo: 'example-grid',
             viewConfig: { columnsText: '显示列', sortAscText: '升序', sortDescText: '降序' },
             width: 660,
             height: 100,
             sm: new Ext.grid.RowSelectionModel({ singleSelect: true })
         });    
 
 
 // 定义详细信息的显示模板
  var bookTplMarkup = [
 '出版号: <a href="http://www.baidu.com/{ASIN}" target="_blank">{ASIN}</a><br/>',
 '作者: {Author}<br/>',
 '书名: {Title}<br/>',
 '产品组: {ProductGroup}<br/>'
         ];
 
 var bookTpl = new Ext.Template(bookTplMarkup); //ExtJs的模板组件
 
 var p = new Ext.Panel({
             id: "detailPanel",
             title: '详细情况', //标题
             collapsible: true, //右上角上的那个收缩按钮,设为false则不显示
             renderTo: 'example-grid', //这个panel显示在html中id为container的层中
             width: 660,
             height: 100,
             html: "请在上面网格中选择一行数据"//panel主体中的内容,可以执行html代码
         });
 
         grid.getSelectionModel().on('rowselect', function(sm, rowIdx, r) {
 var detailPanel = Ext.getCmp('detailPanel');
             bookTpl.overwrite(detailPanel.body, r.data);
             Ext.MessageBox.alert("提示","您选择的出版号是:"   r.data.ASIN);
         });
         store.load();
     });
 
 </script>
 
 <div id="example-grid" style="margin:10px 0 0 10px"></div>
 </body>
 </html>
 

效果图

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