EXT STRUTS2
由于项目的原因 最近在学习EXT 公司给买了本大BOOK 看了大半天弄了个JSON+STRUTS2+EXT 动态GIRD的例子
<!--JSP-->
<%@ page language="java" import="java.util.*,com.opensymphony.xwork2.util.*" pageEncoding="utf-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>struts2-ext</title>
<link href="<%=request.getContextPath()%>/Ext/resources/css/ext-all.css" rel="stylesheet" type="text/css" />
<script type='text/javascript' src='<%=request.getContextPath()%>/Ext/ext-base-debug.js'></script>
<script type='text/javascript' src='<%=request.getContextPath()%>/Ext/ext-all-debug.js'></script>
</head>
<script type="text/javascript">
Ext.onReady(function(){
var cm = new Ext.grid.ColumnModel([
{header:'编号',dataIndex:'id',editor:new Ext.grid.GridEditor(new Ext.form.TextField({
allowBlank: false
}))},
{header:'名称',dataIndex:'name',editor:new Ext.grid.GridEditor(new Ext.form.TextField({
allowBlank: false
}))},
{header:'描述',dataIndex:'descn',editor:new Ext.grid.GridEditor(new Ext.form.TextField({
allowBlank: false
}))}
]);
var data = [
['1','name1','descn1'],
['2','name2','descn2'],
['3','name3','descn3'],
['4','name4','descn4'],
['5','name5','descn5']
];
var ds = new Ext.data.Store({
proxy: new Ext.data.MemoryProxy(data),
reader: new Ext.data.ArrayReader({}, [
{name: 'id'},
{name: 'name'},
{name: 'descn'}
]),
pruneModifiedRecords: true
});
var Record = Ext.data.Record.create([
{name: 'id', type: 'string'},
{name: 'name', type: 'string'},
{name: 'descn', type: 'string'}
]);
var grid = new Ext.grid.EditorGridPanel({
el: 'grid',
ds: ds,
cm: cm,
width: 400,
height: 600,
tbar: new Ext.Toolbar(['-', {
text: '添加一行',
handler: function(){
var initValue = {id:'',name:'',descn:''};
var p = new Record(initValue);
grid.stopEditing();
ds.insert(0, p);
grid.startEditing(0, 0);
p.dirty = true;
p.modified = initValue;
if(ds.modified.indexOf(p) == -1){
ds.modified.push(p);
}
}
}, '-', {
text: '删除一行',
handler: function(){
Ext.Msg.confirm('信息', '确定要删除？', function(btn){
if (btn == 'yes') {
var sm = grid.getSelectionModel();
var cell = sm.getSelectedCell();
var record = ds.getAt(cell);
ds.remove(record);
}
});
}
}, '-', {
text: '保存',
handler: function(){
var m = ds.modified.slice(0);
var jsonArray = [];
Ext.each(m, function(item) {
jsonArray.push(item.data);
});
Ext.lib.Ajax.request(
'POST',
'grid2.jsp',
{success: function(response){
Ext.Msg.alert('信息', response.responseText, function(){
ds.reload();
});
},failure: function(){
Ext.Msg.alert("错误", "与后台联系的时候出现了问题");
}},
'data=' + encodeURIComponent(Ext.encode(jsonArray))
);
}
}, '-'])
});
grid.render();
ds.load();
});
</script>
<body>
<div id="grid" style="height:300px;"></div>
</body>
</html>
<!--接受数据的时候可以是JSP也可以是STRUTS2的ACTION累-->
<%@ page contentType="text/html;charset=utf-8"%>
<%
request.setCharacterEncoding("UTF-8");
response.setCharacterEncoding("UTF-8");
String data = request.getParameter("data");
System.out.println(data);
response.getWriter().print(data);
%>
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