extjs 分页使用jsp传递数据示例
发布时间:2020-12-14 23:14:24 所属栏目:资源 来源:网络整理
导读:Ext.onReady(function() {store3 = new Ext.data.JsonStore({autoDestroy: true,totalProperty : 'totle',url: 'service.do',storeId: 'myStore',root: 'data',fields : [ 'id',"name","pw" ]});var pagingToolbar = new Ext.PagingToolbar({emptyMsg : "没
Ext.onReady(function() { store3 = new Ext.data.JsonStore({ autoDestroy: true,totalProperty : 'totle',url: 'service.do',storeId: 'myStore',root: 'data',fields : [ 'id',"name","pw" ] }); var pagingToolbar = new Ext.PagingToolbar({ emptyMsg : "没有数据",displayInfo : true,displayMsg : "显示从{0}条数据到{1}条数据,共{2}条数据",store : store3,pageSize : 50 }); var grade = new Ext.grid.GridPanel({ title : "数据列表",height : 300,bbar : pagingToolbar,columns : [ { header : "id",dataIndex : "id",width : 300 },{ header : "name",dataIndex : "name",{ header : "pw",dataIndex : "pw" } ],region : 'center' }); var panel = new Ext.Viewport({ layout : 'border',items : [ grade ] }); }); action******************** protected void service(HttpServletRequest request,HttpServletResponse response) throws ServletException,IOException { List list = new ArrayList(); for (int i = 0; i < 50; i++) { Person p = new Person(); p.setId("id" + i); p.setName("name" + i); p.setPw("pw" + i); list.add(p); } StringBuffer info = new StringBuffer(); info.append("{totle:2000,data:"); info.append(JSONArray.fromObject(list)); info.append("}"); System.out.println(info.toString()); System.out.println("*****doPos"); request.setAttribute("info",info.toString()); request.getRequestDispatcher("/info.jsp").forward(request,response); } info.jsp************注意:jsp除了 @page 不能有其他的文字 <%@ page language="java" contentType="text/html; charset=ISO-8859-1" pageEncoding="ISO-8859-1"%> ${info} web.xml*************** <?xml version="1.0" encoding="UTF-8"?> <web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" id="WebApp_ID" version="2.5"> <servlet> <servlet-name>test</servlet-name> <servlet-class>com.aa.TestAction</servlet-class> </servlet> <servlet-mapping> <servlet-name>test</servlet-name> <url-pattern>*.do</url-pattern> </servlet-mapping> <welcome-file-list> <welcome-file>index.jsp</welcome-file> </welcome-file-list> </web-app> (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |