转至:http://apps.hi.baidu.com/share/detail/5452956
//提交出去的是显示域，而不是值域
//解决很简单，使用hiddenName即可。
examples/my/test_combobox.html
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>my test</title>
<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-debug.js"> </script>
<script type="text/javascript">
Ext.onReady(function(){
Ext.QuickTips.init();
Ext.form.Field.prototype.msgTarget = 'side';
var sl = [[1,'10'],[2,'100'],[3,'500'],[4,'1000'],[5,'5000']];
var store3 = new Ext.data.SimpleStore({
fields:["code3",'name3'],
data:sl
});
var simples = new Ext.FormPanel({
baseCls:'x-plain',
iconCls : 'icon-info',
bodyStyle:'padding:10px',
items: [{
xtype:'fieldset',
title: '必填项',
bodyStyle:'padding:5px',
autoHeight:true,
labelWidth:60,
defaults: {readOnly:true,typeAhead:true,allowBlank:false,anchor:'95%',mode:'local',selectOnFocus:true,triggerAction:'all'},
defaultType: 'combo',
items:[
{
fieldLabel:"数 量",
name:"number",
displayField:"name3",
valueField:"code3",
hiddenName:'number',
store:store3,
mode:'local',
blankText:'数量不能为空'
}]
}]
});
var win = new Ext.Window({
id:'win',
layout:'fit',
iconCls : 'icon-info',
width: 470,
height: 280,
plain: true,
bodyStyle:'padding:5px;',
closable:true,
collapsible:true,
items:simples,
buttons: [{
text: '生 成',
type: 'submit',
handler:function(){
if(simples.form.isValid()){
Ext.MessageBox.show({
title: '请稍等',
msg: '正在加载...',
progressText: '',
width:400,
progress:true,
closable:false,
animEl: 'loding'
});
simples.form.doAction('submit',{
url:'post.php',//文件路径
method:'post',
params:'',
success:function(form,action){
if (action.result.msg=='ok') {
Ext.Msg.alert('提交成功',action.result.msg);
win.close();
} else {
Ext.Msg.alert('提交失败',action.result.msg);
}
},
failure:function(form,action){
Ext.Msg.alert('错误','服务器出现错误请稍后再试！');
}
});
}
}
},{text: '重 置',handler:function(){simples.form.reset();}}
]
});
win.show();
})
</script>
</head>
<body>
</body>
</html>在你的Combobox有id的时候千万不要和hiddenName一样,否则数据不能显示,而数据可以正确返回.这个时候错误很难找.