Ext Form提交

<a href="#" id="login_in">[登&nbsp;陆]</a>

Ext.onReady(function() {
Ext.get('login_in').on('click',loginfun);
});
var loginfun=function(){
var simple = new Ext.FormPanel({

            labelWidth: 75,       
            baseCls: 'x-plain',
            defaults: {width: 150},
            defaultType: 'textfield',//默认字段类型
   onSubmit: Ext.emptyFn,
   submit: function(){
   this.getEl().dom.action = 'memberAction.do?action=1'; //连接到服务器的url地址
   this.getEl().dom.submit();
   },

            //定义表单元素
            items: [{
                  fieldLabel: '会员名',
                  name: 'username',//元素名称
                  //anchor:'95%',//也可用此定义自适应宽度
                  allowBlank:false,//不允许为空
                  maxLength:15,
                  blankText:'帐户不能为空'//错误提示内容
               },{
                  fieldLabel: '密码',
                  inputType:'password',
                  //anchor:'95%',
                  name: 'password',
                  maxLength:15,
                  allowBlank:false,
                  blankText:'密码不能为空'
               }
            ],
            buttons: [{
               text: '登陆',
               type: 'submit',
             
               //定义表单提交事件
               handler:function(){
                            if(simple.form.isValid()){//验证合法后使用加载进度条
                            Ext.MessageBox.show({
                               title: '请稍等',
                               msg: '正在加载...',
                               progressText: '',
                               width:300,
                               progress:true,
                               closable:false,
                               animEl: 'loding'
                           });
                         
                           //控制进度速度
                           var f = function(v){
                            return function(){
                                    var i = v/11;
                                    Ext.MessageBox.updateProgress(i, '');
                                    };
                           };

                           for(var i = 1; i < 12; i++){
                              setTimeout(f(i), i*150);
                           }
                         
                           //非ajax提交
                           simple.form.submit();
                         
                           /*
                          //ajax提交到服务器操作
                          simple.form.doAction('submit',{
                            url:'memberAction.do?action=1',//文件路径
                            method:'post',//提交方法post或get
                            params:'',  
                            //提交成功的回调函数
                            success:true,
                            success:function(form,action){
                                 if (action.result.msg=='ok') {
                                    document.location='index.jsp';
                                 } else {
                                    Ext.Msg.alert('登陆错误',action.result.msg);
                                 }
                            },
                            //提交失败的回调函数
                            failure:function(){
                                 Ext.Msg.alert('错误','服务器出现错误请稍后再试！');
                                 //document.location='index.jsp';
                            }
                          });*/
                        }
                                                                        
               }
            },
            {
               text: '关闭',
               handler:function(){simple.form.reset();}//重置表单
             
            }]
          });

             //定义窗体
            win = new Ext.Window({
               id:'win',
               title:'会员登陆',
               layout:'fit',   //之前提到的布局方式fit，自适应布局
               width:300,
               height:150,
               plain:true,
               bodyStyle:'padding:5px;',
               maximizable:false,//禁止最大化
               closeAction:'close',
               closable:true,//禁止关闭
               collapsible:false,//可折叠
               plain: true,
               resizable:false,
               draggable:false,
               buttonAlign:'center',
               items:simple//将表单作为窗体元素嵌套布局
            });
            win.show();//显示窗体

}