📄 qask.jsp
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<%@ page language="java" contentType="text/html; charset=gb2312"
pageEncoding="GB2312"%>
<%@page import="java.sql.*"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<jsp:useBean id="grades" scope="page" class="edu.GradeBean" />
<jsp:useBean id="classs" scope="page" class="edu.ClassBean" />
<jsp:useBean id="subjects" scope="page" class="edu.SubjectBean" />
<jsp:useBean id="user" scope="page" class="edu.UserBean" />
<jsp:useBean id="teacher" scope="page" class="edu.TeacherBean" />
<title>快速提问</title>
<style type="text/css">
<!--
.STYLE2 {font-size: 12px; font-weight: bold; }
-->
</style>
</head>
<script language="javascript">
<!--
function usercheck(){
var title,content;
title=document.myform.title.value;
content=document.myform.content.value;
if(title==""){
alert("标题不能为空!");
return false;}
if(content==""){
alert("内容不能为空!");
return false;}
if(document.myform.subject_id.options[document.myform.subject_id.selectedIndex].value==""){
alert("请选择科目!");
return false;}
}
//-->
</script>
<%
ResultSet rs_class=classs.getClasses();
ResultSet rs_subject=subjects.getSubjects();
int grade_id=0,u_id=0;
String grade=null,sort=null;
boolean allow=false;
try{
u_id=Integer.valueOf(session.getAttribute("userid").toString()).intValue();
sort=session.getAttribute("sort").toString();
if(sort.equalsIgnoreCase("user")){
allow=user.isallow(u_id)&&!user.isforbid(u_id);
}
if(sort.equalsIgnoreCase("teacher")){
allow=teacher.isallow(u_id);
}
if(sort.equalsIgnoreCase("admin")){
allow=true;
}
}catch(NullPointerException e){}
if(u_id==0||!allow)
response.sendRedirect("error.jsp");
String time = java.text.DateFormat.getDateTimeInstance().format(new java.util.Date());
%>
<script type="text/javascript">
var countes;
countes=0;
subc = new Array();
<%
int counts = 0;
try{
while(rs_subject.next()){
%>
subc[<%=counts%>] = new Array("<%=rs_subject.getString("subject")%>","<%=rs_subject.getInt("subject_id")%>","<%=rs_subject.getInt("class_id")%>");
<%
counts++;
} }catch(NullPointerException e){}
rs_subject.close();
%>
countes=<%=counts%>;
function change1(locationid)
{
document.myform.subject_id.length = 1;
var locationid=locationid;
var i;
document.myform.subject_id.options[0] = new Option("选择科目", "");
for (i=0;i < countes; i++)
{
if (subc[i][2] == locationid)
{
document.myform.subject_id.options[document.myform.subject_id.length] = new Option(subc[i][0], subc[i][1]);
}
}
}
var onecount;
onecount=0;
subcat = new Array();
<%
int count = 0;
try{
while(rs_class.next()){
%>
subcat[<%=count%>] = new Array("<%=rs_class.getString("class")%>","<%=rs_class.getInt("class_id")%>","<%=rs_class.getInt("grade_id")%>");
<%
count++;
} }catch(NullPointerException e){}
rs_class.close();
%>
onecount=<%=count%>;
function changelocation(locationid)
{
document.myform.class_id.length = 1;
var locationid=locationid;
var i;
document.myform.class_id.options[0] = new Option("选择年级", "");
for (i=0;i < onecount; i++)
{
if (subcat[i][2] == locationid)
{
document.myform.class_id.options[document.myform.class_id.length] = new Option(subcat[i][0], subcat[i][1]);
}
}
}
</script>
<body>
<div align="center">
<table width="750" height="25" border="0" cellpadding="0"
cellspacing="0">
<tr>
<td width="770" height="155"><iframe name="top" height="155"
width="770" scrolling="no" src="top.jsp" frameborder="0"></iframe></td>
</tr>
</table>
</div>
<FORM method="POST" name="myform"
onSubmit="javascript:return usercheck();" action="Servletask"><input
type="hidden" name="action" value="new"> <input type="hidden"
name="u_id" value="<%=u_id %>"> <input type="hidden"
name="time" value="<%=time %>"> <input type="hidden"
name="sort" value="<%=sort %>"> <input type="hidden"
name="answer_id" value=0>
<div align="center">
<table width="750" border="0" align="center" cellspacing="1"
bgcolor="#EBEBEB">
<tr bgcolor="#F8F8F8">
<td width="10%" align="right">
<div align="center" class="STYLE2">类 别：</div>
</td>
<td>
<TABLE align="lift">
<TR>
<TD><SELECT name="grade_id"
onChange="changelocation(document.myform.grade_id.options[document.myform.grade_id.selectedIndex].value)"
size="1">
<option selected>选择学历</option>
<%ResultSet rs = grades.getGrades();
try{
while(rs.next())
{ grade_id=rs.getInt("grade_id");
grade=rs.getString("grade");
%>
<option value="<%=grade_id %>"><%=grade %></option>
<%}}catch(NullPointerException e){} %>
</SELECT></TD>
<TD>年级：</TD>
<TD><SELECT name="class_id"
onChange="change1(document.myform.class_id.options[document.myform.class_id.selectedIndex].value)"
size="1">
<option selected>选择年级</option>
</SELECT></TD>
<TD>科目：</TD>
<TD><SELECT name="subject_id" size="1">
<option selected>选择科目</option>
</SELECT></TD>
</TR>
</TABLE>
</td>
</tr>
<tr bgcolor="#F8F8F8">
<td align="right">
<div align="center" class="STYLE2"><strong>问 题：</strong></div>
</td>
<td width="90%"><label> <input name="title" type="text"
id="title" size="60" /> </label></td>
</tr>
<tr bgcolor="#F8F8F8">
<td>
<div align="center" class="STYLE2">内 容：</div>
</td>
<td><input type="hidden" name="content" value=" " /><iframe
id="eWebEditor1"
src="editor/eWebEditor.jsp?id=content&style=standard"
frameborder="0" scrolling="no" width="650" height="350"></iframe></td>
</tr>
<tr bgcolor="#F8F8F8">
<td>
<div align="center" class="STYLE2">操 作：</div>
</td>
<td class="STYLE1"><label> <input type="submit"
name="Submit" onClick="javascript:return usercheck();" value="提问" />
<input type="reset" name="Submit2" value="重置" /> </label></td>
</tr>
</table>
</div>
</FORM>
<div align="center">
<table height="155" width="750" border="0" cellspacing="1"
align="center">
<tr>
<td class="STYLE1"><iframe name="bottom" height="155" width="750"
scrolling="no" src="bottom.jsp" frameborder="0"></iframe></td>
</tr>
</table>
</div>
</body>
</html>
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