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                        /Java 分页原理与实践（上）

sublistStudent.jsp的代码

who有sublistStudent.jsp的代码吗

Janice_redFox

2016-07-15

源自：Java 分页原理与实践（上） 4-5

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Y_XL
2016-07-17

<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<%@taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<%@taglib prefix="fn" uri="http://java.sun.com/jsp/jstl/functions" %>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>学生信息</title>
</head>
<%
   // 获取请求的上下文
   String context = request.getContextPath();
%>
<script type="text/javascript">
// 当前第几页数据
var currentPage = ${result.currentPage};

// 总页数
var totalPage = ${result.totalPage};

function submitForm(actionUrl){
   var formElement = document.getElementById("stuForm");
   formElement.action = actionUrl;
   formElement.submit();
}

// 第一页
function firstPage(){
   if(currentPage == 1){
       alert("已经是第一页数据");
       return false;
   }else{
       submitForm("<%=context %>/sublist/SublistServlet?pageNum=1");
       return true;
   }
}

// 下一页
function nextPage(){
   if(currentPage == totalPage){
       alert("已经是最后一页数据");
       return false;
   }else{
       submitForm("<%=context %>/sublist/SublistServlet?pageNum=" + (currentPage+1));
       return true;
   }
}

// 上一页
function previousPage(){
   if(currentPage == 1){
       alert("已经是第一页数据");
       return false;
   }else{
       submitForm("<%=context %>/sublist/SublistServlet?pageNum=" + (currentPage-1));
       return true;
   }
}

// 尾页
function lastPage(){
   if(currentPage == totalPage){
       alert("已经是最后一页数据");
       return false;
   }else{
       submitForm("<%=context %>/sublist/SublistServlet?pageNum=${result.totalPage}");
       return true;
   }
}
function initPage(){
   var genderRequest = "${gender}" ;
   var genderVal = 0;
   var genderElement = document.getElementById("gender");
   if(genderRequest != ""){
       genderVal = parseInt(genderRequest);
   }

   var options = genderElement.options;
   var i = 0;
   for(i = 0; i < options.length; i++){
       if(options[i].value == genderVal){
           options[i].selected=true;
           break;
       }
   }

}
</script>
<body onload="initPage();">
   <div style="margin-left: 100px; margin-top: 100px;">
       <div>
           <font color="red">${errorMsg }</font>
       </div>
       <div>
           <form action="<%=context %>/sublist/SublistServlet"   id="stuForm" method="post">
               姓名
               <input type="text" name="stuName" id="stu_name" style="width:120px" value="${stuName }">
                
               性别
               <select name="gender" id="gender" style="width:80px">
                   <option value="0">全部</option>
                   <option value="1">男</option>
                   <option value="2">女</option>
               </select>
                 
               <input type="submit" value="查询">
           </form>
       </div>
       <br>
       学生信息列表：<br>
       <br>
       
       <c:if test="${fn:length(result.dataList) eq 0 }">
           <span>查询的结果不存在</span>
       </c:if>

       
       <c:if test="${fn:length(result.dataList) gt 0 }">
           <table border="1px" cellspacing="0px"
               style="border-collapse: collapse">
               <thead>
                   <tr height="30">
                       <th width="130">姓名</th>
                       <th width="130">性别</th>
                       <th width="130">年龄</th>
                       <th width="190">家庭地址</th>
                   </tr>
               </thead>
                   <c:forEach items="${result.dataList }" var="student">
                       <tr>
                           <td><c:out value="${student.stuName }"></c:out></td>
                           <td>
                               <c:if test="${ student.gender eq 1}">男</c:if>
                               <c:if test="${ student.gender eq 2}">女</c:if>
                           </td>
                           <td><c:out value="${student.age }"></c:out></td>
                           <td><c:out value="${student.address }"></c:out></td>
                       </tr>
                   </c:forEach>
           </table>
           <br> 共${result.totalRecord }条记录共${result.totalPage }页  当前第${result.currentPage }页  
           <a href="#" onclick="firstPage();">首页</a>  
           <a href="#" onclick="nextPage();">下一页</a>  
           <a href="#" onclick="previousPage();">上一页</a>  
           <a href="#" onblur="lastPage();">尾页</a>
       </c:if>
   </div>
</body>
</html>