WebContent/jquery-easyui-1.3.3/demo/datagrid/contextmenu.html

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<!DOCTYPE html>
<html>
<head>
	<meta charset="UTF-8">
	<title>Context Menu on DataGrid - jQuery EasyUI Demo</title>
	<link rel="stylesheet" type="text/css" href="../../themes/default/easyui.css">
	<link rel="stylesheet" type="text/css" href="../../themes/icon.css">
	<link rel="stylesheet" type="text/css" href="../demo.css">
	<script type="text/javascript" src="../../jquery.min.js"></script>
	<script type="text/javascript" src="../../jquery.easyui.min.js"></script>
</head>
<body>
	<h2>Context Menu on DataGrid</h2>
	<div class="demo-info">
		<div class="demo-tip icon-tip"></div>
		<div>Right click on the header of DataGrid to display context menu.</div>
	</div>
	<div style="margin:10px 0;"></div>
	<table id="dg"></table>
	<script type="text/javascript">
		$(function(){
			$('#dg').datagrid({
				url: '../datagrid/datagrid_data1.json',
				title: 'Context Menu on DataGrid',
				iconCls: 'icon-save',
				width: 700,
				height: 250,
				fitColumns: true,
				singleSelect: true,
				columns:[[
					{field:'itemid',title:'Item ID',width:80},
					{field:'productid',title:'Product ID',width:120},
					{field:'listprice',title:'List Price',width:80,align:'right'},
					{field:'unitcost',title:'Unit Cost',width:80,align:'right'},
					{field:'attr1',title:'Attribute',width:250},
					{field:'status',title:'Status',width:60,align:'center'}
				]],
				onHeaderContextMenu: function(e, field){
					e.preventDefault();
					if (!cmenu){
						createColumnMenu();
					}
					cmenu.menu('show', {
						left:e.pageX,
						top:e.pageY
					});
				}
			});
		});
		var cmenu;
		function createColumnMenu(){
			cmenu = $('<div/>').appendTo('body');
			cmenu.menu({
				onClick: function(item){
					if (item.iconCls == 'icon-ok'){
						$('#dg').datagrid('hideColumn', item.name);
						cmenu.menu('setIcon', {
							target: item.target,
							iconCls: 'icon-empty'
						});