Extjs4实例:Form之submit和load的用法

Ext.onReady(function(){ 
    Ext.QuickTips.init(); 
    Ext.create("Ext.form.Panel",{ 
        title:'本地load实例', 
        renderTo:'formDemo', 
        bodyPadding:'5 5 5 5', 
        height:300, 
        width:400, 
        frame:true, 
        defaults:{ 
            labelSeparator :": ", 
            labelWidth : 70, 
            width : 300, 
            allowBlank: false, 
            msgTarget : 'side', 
            labelAlign:'left' 
        }, 
        items:[{ 
            fieldLabel:'ID', 
            xtype:'textfield', 
            name:'userId', 
            value:'001'//硬编码写值       
        },{  // www.jb200.com
            fieldLabel:'NAME', 
            xtype:'textfield', 
            name:'userName', 
            value:'uspcat.com'//硬编码写值 
        },{ 
            fieldLabel:'AGE', 
            xtype:'numberfield', 
            name:'userAge', 
            value:'1'//硬编码写值 
        },{ 
            xtype:'textareafield', 
            width:300, 
            height:150, 
            name:'info', 
            fieldLabel:'INFO'        
        }], 
        buttons:[{ 
            text:'提交数据', 
            handler:function(){ 
                //得到form 
                var basic = this.up("form").getForm();       
                basic.submit({ 
                    clientValidation: true,//要经过客户端验证的 
                    params:{userName:'sss'},//可以传参数过去 
                    url: '/extjs/extjs!getFormValues.action', 
                    method:'POST', 
                    success:function(){ 
                        Ext.Msg.alert('提示',"提交数据"); 
                    } 
                }); 
            } 
        },{ 
            text:'加载远程数据', 
            handler:function(){ 
                //得到form 
                var basic = this.up("form").getForm(); 
                //得到userId 
                var userId = basic.findField("userId").getValue(); 
                basic.load({  // www.jb200.com
                    params:{userId:userId}, 
                    url:'/extjs/extjs!getFormValues.action', 
                    method:'POST', 
                    success:function(form,action){ 
                        Ext.Msg.alert('提示',"加载成功"); 
                    }, 
                    failure:function(form,action){ 
                        Ext.Msg.alert('提示',"失败原因是: "+action.result.errorMessage); 
                    } 
                }); 
                 
            } 
        }] 
    }); 
});