日期:2014-05-16 浏览次数:20481 次
<HTML> <HEAD> <TITLE>Ext.form.field.File示例</TITLE> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> <link rel="stylesheet" type="text/css" href="../../ext-4.0/resources/css/ext-all.css" /> <script type="text/javascript" src="../../ext-4.0/bootstrap.js"></script> <script type="text/javascript" src="../../ext-4.0/locale/ext-lang-zh_CN.js"></script> <script type="text/javascript"> Ext.onReady(function(){ Ext.QuickTips.init(); var uploadForm = Ext.create('Ext.form.Panel',{ title:'Ext.form.field.File示例', bodyStyle:'padding:5 5 5 5',//表单边距 frame : true, height:100, width:300, renderTo :'form', defaults:{//统一设置表单字段默认属性 labelSeparator :':',//分隔符 labelWidth : 50,//标签宽度 width : 150,//字段宽度 allowBlank : false,//是否允许为空 labelAlign : 'left',//标签对齐方式 msgTarget :'side' //在字段的右边显示一个提示信息 }, items:[{ xtype: 'filefield', name: 'photo', fieldLabel: '照片', anchor: '100%', buttonText: '选择照片...' }], buttons: [{ text: '上传文件', handler: function() { var form = uploadForm.getForm(); if(form.isValid()){ form.submit({ url: 'uploadServer.jsp', waitMsg: '正在上传照片文件请稍候...', success: function(fp, o) { Ext.Msg.alert('提示信息', '您的照片文件 "' + o.result.file + '"已经成功上传。'); } }); } } }] }); }); </script> </HEAD> <BODY STYLE="margin: 10px"> <div id='form'></div> </BODY> </HTML>
<%@ page language="java" contentType="text/html; charset=utf-8" pageEncoding="utf-8"%> <%@ page import="org.apache.commons.fileupload.*"%> <%@ page import="org.apache.commons.fileupload.FileItem"%> <% DiskFileUpload upload = new DiskFileUpload(); upload.setHeaderEncoding("utf8"); java.util.List items = upload.parseRequest(request); java.util.ListIterator listIterator = items.listIterator(); String fileName = ""; while(listIterator.hasNext()){ FileItem item = (FileItem)listIterator.next(); if(!item.isFormField()){ fileName = item.getName(); fileName = fileName.substring(fileName.lastIndexOf("\\")+1);//从全路径中提取文件名 } } String msg = "{success:true,file:'"+fileName+"'}"; response.getWriter().write(msg); %>