extjs4.0 form数据加载问题。
<%@ page language="java" contentType="text/html; charset=UTF-8"这是前端代码，与后台交互用的是ext direct 技术，现已成功向后台发请求，并得到数据
pageEncoding="UTF-8"%>
<%@ page isELIgnored="false"%>
<%String path=request.getContextPath();
%>
<html>
<head>
<title>Test direct(Ext4)</title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<link rel="stylesheet" type="text/css"
href="<%=path%>/ext-4.0.1/resources/css/ext-all.css">
<link rel="stylesheet" type="text/css" href="<%=path%>/css/main.css">
<script type="text/javascript" src="<%=path%>/ext-4.0.1/ext-all.js"></script>
<script type="text/javascript" src="<%=path%>/paper/paperApi.js"></script>
<title>在线考试</title>
</head>
<body>
<script type="text/javascript">
Ext.onReady(function(){
Ext.Direct.addProvider(Ext.paper.REMOTING_API);
var form=Ext.create('Ext.form.FormPanel', {
border:false,
fieldDefaults:{//统一设置表单字段默认属性
labelSeparator :'：',//分隔符
labelWidth : 80,//标签宽度
width : 270,//字段宽度
msgTarget : 'under'
},
api: {
load: paper.load//加载数据的远程方法
//提交数据的远程方法
},
// disabled:true,
items: [{
xtype : 'textfield',
fieldLabel: '题号',
name:'id'
// disabled:true
},{
xtype : 'textarea',
fieldLabel: '题目',
name:'context'
// disabled:true
},{
xtype:'textfield',
fieldLabel:'A',
name:'answer1'
/// disabled:true
},{
xtype:'textfield',
fieldLabel:'B',
name:'answer2'
// disabled:true
},{
xtype:'textfield',
fieldLabel:'C',
name:'answer3'
// disabled:true
},{
xtype:'textfield',
fieldLabel:'D',
name:'answer4'
// disabled:true
},{
xtype:'textfield',
fieldLabel:'D',
name:'answer'
// disabled:true
}]
});
form.form.load({
//以产品id作为参数
success:function(form,action){//加载成功的处理函数
//Ext.Msg.alert('提示','表单数据加载成功');
},
failure:function(form,action){//加载失败的处理函数
Ext.Msg.alert('提示','表单数据加载失败<br>失败原因：'+action.result.errorMessage);
}
});
var button1=Ext.create('Ext.Button', {
text: '上一题',
style:'margin-left:350px;',
handler: function() {
alert('You clicked the button!');
}
});
var button2=Ext.create('Ext.Button', {
text: '下一题',
style:'margin-left:20px;',
handler: function() {
alert('You clicked the button!');
}
});
var button3=Ext.create('Ext.Button', {
text: '交卷',
style:'margin-left:20px;',
handler: function() {
alert('You clicked the button!');
}
});
function loadData(){
}
var item = Ext.create('Ext.container.Viewport', {
layout : 'border',
style : 'padding:10px;',
items : [{
region : 'center',
style : 'padding-top:10px;',
title:'试题',
items : [form]
},{
region:'south',
height:80,
layout:'border',
items:[{
region:'north',height:40,
xtype: 'radiogroup',fieldLabel:'请选择',style:'margin-left:20px;width:10px;',
items: [
{boxLabel: 'A', name: 'rb-auto', inputValue: 1,id:'radio1'},
{boxLabel: 'B', name: 'rb-auto', inputValue: 2, id:'radio2',checked: true},
{boxLabel: 'C', name: 'rb-auto', inputValue: 1,id:'radio3'},
{boxLabel: 'D', name: 'rb-auto', inputValue: 2, id:'radio4'}
]
},{
region:'center',
items:[button1,button2,button3]
}]
}]
});
});
</script>
</body>
</html>
