Extjs中给一个组件命名时，id,name,hiddenName这三者的用法和区别是什么

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Extjs中给一个组件命名时，id,name,hiddenName这三者的用法和区别是什么

id，name与HTML中元素的id、name相对应
hiddenName是ComboBox特有的初始化config。一般来说，下拉列表分显示值和上传值。hiddenName是用来说明哪个值是上传值。

Ext.Combobox时候用(hiddenName对应下拉的隐藏key,name对应下拉显示内容value)

# <html>
#   <head>
#     <title>Myhtml.html</title>
#       <meta http-equiv="content-type" content="text/html; charset=GBK">
#       <link rel="stylesheet" type="text/css" href="ext3.0/css/ext-all.css" mce_href="ext3.0/css/ext-all.css" />
#       <link rel="stylesheet" type="text/css" href="css/Main.css" mce_href="css/Main.css" />
#       <mce:script type="text/javascript" src="ext3.0/js/ext-base.js" mce_src="ext3.0/js/ext-base.js"></mce:script>
#       <mce:script type="text/javascript" src="ext3.0/js/ext-all.js" mce_src="ext3.0/js/ext-all.js"></mce:script>
#      <mce:script type="text/javascript" src="js/zllr/ext-lang-zh_CN.js" mce_src="js/zllr/ext-lang-zh_CN.js"></mce:script>
#      <mce:script type="text/javascript" src="js/me.js" mce_src="js/me.js"></mce:script>
#   </head>
#   <body>
#     <div id="me"></div>
#   </body>
# </html>
#   Ext3.0下拉框Combobox配置项hiddenName要这么用方可不乱发型收藏
# Myhtml.html:
#
# view plaincopy to clipboardprint?
# <html>
#   <head>
#     <title>I Love xjy forever.html</title>
#       <meta http-equiv="content-type" content="text/html; charset=GBK">
#       <link rel="stylesheet" type="text/css" href="ext3.0/css/ext-all.css" mce_href="ext3.0/css/ext-all.css" />
#       <link rel="stylesheet" type="text/css" href="css/Main.css" mce_href="css/Main.css" />
#       <mce:script type="text/javascript" src="ext3.0/js/ext-base.js" mce_src="ext3.0/js/ext-base.js"></mce:script>
#       <mce:script type="text/javascript" src="ext3.0/js/ext-all.js" mce_src="ext3.0/js/ext-all.js"></mce:script>
#      <mce:script type="text/javascript" src="js/zllr/ext-lang-zh_CN.js" mce_src="js/zllr/ext-lang-zh_CN.js"></mce:script>
#      <mce:script type="text/javascript" src="js/me.js" mce_src="js/me.js"></mce:script>
#   </head>
#   <body>
#     <div id="me"></div>
#   </body>
# </html>
# <html>
#   <head>
#     <title>I Love xjy forever.html</title>
#       <meta http-equiv="content-type" content="text/html; charset=GBK">
#       <link rel="stylesheet" type="text/css" href="ext3.0/css/ext-all.css" mce_href="ext3.0/css/ext-all.css" />
#       <link rel="stylesheet" type="text/css" href="css/Main.css" mce_href="css/Main.css" />
#       <mce:script type="text/javascript" src="ext3.0/js/ext-base.js" mce_src="ext3.0/js/ext-base.js"></mce:script>
#       <mce:script type="text/javascript" src="ext3.0/js/ext-all.js" mce_src="ext3.0/js/ext-all.js"></mce:script>
#      <mce:script type="text/javascript" src="js/zllr/ext-lang-zh_CN.js" mce_src="js/zllr/ext-lang-zh_CN.js"></mce:script>
#      <mce:script type="text/javascript" src="js/me.js" mce_src="js/me.js"></mce:script>
#   </head>
#   <body>
#     <div id="me"></div>
#   </body>
# </html>
#
# me.js:
#
# var app={};
# Ext.onReady(function(){
#     Ext.QuickTips.init();
#     Ext.form.Field.prototype.msgTarget = 'side';
#     Ext.BLANK_IMAGE_URL = '../ext3.0/images/default/s.gif';
#     var bqarrayDatas = [[1, '非版权图片'], [2, '版权图片'], [3, '限制版权图片']];
#     var bqsimpleStore = new Ext.data.SimpleStore({
#         fields: ["retrunValue", "displayText"],
#         data: bqarrayDatas
#     });
#     //我的gridPanel QQ:413881461,广交天下有志之士
#     app.addForm = new Ext.form.FormPanel({
#         title : 'jjk说：你们好',
#         applyTo:"me",
#         frame:true,
#         id: 'jjk的Grid',items: [{
#             xtype:'combo',
#             store: bqsimpleStore,
#             allowBlank:false,//该选项值不能为空
#             valueField :"retrunValue",
#             displayField: "displayText",
#             //数据是在本地
#             mode: 'local',
#             //forceSelection: true,必须选择一项
#             emptyText:'请选择版权信息...',//默认值
#             hiddenName:'hbqxx',//hiddenName才是提交到后台的input的name,这里hiddenName的值不能与id相同，否则你会发现一个问*_*题
#             editable: false,//不允许输入
#             triggerAction: 'all', //因为这个下拉是只能选择的，所以一定要设置属性triggerAction为all，不然当你选择了某个选项后，你的下拉将只会出现匹配选项值文本的选择项，其它选择项是不会再显示了，这样你就不能更改其它选项了。
#             fieldLabel: '版权信息',
#             id : 'bqxx',
#             name: 'nbqxx',
#             width: 130
#         }],
#         buttons: [{
#             id:'submit',
#             text: ' 提交 ',
#             handler: function(){
#                 if(app.addForm.getForm().isValid()){
#                     Ext.getCmp("submit").disable();
#                     app.addForm.getForm().submit({
#                         clientValidation: true,
#                         url: '/ypzlk/Tgxx.jsp',
#                         method : 'POST',
#                         success: function(form, action){
#                             Ext.MessageBox.alert('success');
#                         },
#                         failure: function(form, action) {
#                             Ext.Msg.alert('failure');
#                         }
#                     });
#                 }
#             }
#         }]
# })
# Java后台Tgxx.jsp:
# <%@ page language="java" import="java.util.*" pageEncoding="GBK"%>
# <%
# String path = request.getContextPath();
# String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
# %>
# <html>
#   <head>
#     <base href="<%=basePath%>">
#   </head>
#   <body>
#   <%
#      String hbqxx = request.getParameter("hbqxx");
#      String nbqxx = request.getParameter("nbqxx");
#      String bqxx = request.getParameter("bqxx");
#      System.out.println("hbqxx = "+hbqxx);
#      System.out.println("nbqxx = "+nbqxx);
#      System.out.println("qxx = "+bqxx);
#      out.println("hbqxx = "+hbqxx+"<br>");
#      out.println("nbqxx = "+nbqxx+"<br>");
#      out.println("qxx = "+bqxx+"<br>");
#   %>
#   </body>
# </html>
#
#
#
#
#
# //如果你下拉选择的是"非版权图片"
# String hbqxx = request.getParameter("hbqxx");
# System.out.println("hbqxx-->"+hbqxx);
# hbqxx-->1
# String nbqxx = request.getParameter("nbqxx");
# System.out.println("nbqxx-->"+nbqxx);
# nbqxx-->非版权图片
# String bqxx = request.getParameter("bqxx");
# System.out.println("bqxx-->"+bqxx);
# bqxx-->null

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解决 Failed to create the Java Virtual M ... | Ext.form.BasicForm

2010-08-13 17:24
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