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📄 selectinfo.jsp

📁 为基于J2EE（Java2 Platform
💻 JSP
字号:
🔍 

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <base href="<%=basePath%>">
    
    <title>My JSP 'selectInfo.jsp' starting page</title>
    
    <meta http-equiv="pragma" content="no-cache">
    <meta http-equiv="cache-control" content="no-cache">
    <meta http-equiv="expires" content="0">
    <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
    <meta http-equiv="description" content="This is my page">
    
    <!--
    <link rel="stylesheet" type="text/css" href="styles.css">
    -->
    <SCRIPT>
    	function sub() {
    		var form = document.getElementById("form1");
    		form.action="/SelectCourse/selectInfo.do?index=find";
    		form.submit();
    	}
    	function subDelete(course_id,student_id) {
    		var form = document.getElementById("form1");
    		form.action="/SelectCourse/selectInfo.do?index=delete&course_id="+course_id+"&student_id="+student_id;
    		
    		form.submit();
    	}
    	function allDelete(course_id) {
    		var form = document.getElementById("form1");
    		form.action="/SelectCourse/selectInfo.do?index=deleteall&course_id="+course_id;
    		form.submit();
    	}
    </SCRIPT>
    <%
    	ArrayList list = (ArrayList)request.getAttribute("course");
    	ArrayList select = (ArrayList)request.getAttribute("select");
    %>
    
  </head>
  
  <body>
  <CENTER>
  	<DIV><h2><strong>选课信息</strong></h2></DIV>
  	<br><br><br>
  	</CENTER>
  	<FORM id="form1" method="post">
  	课程：
  	<SELECT name="course_id">
  		<%
				if(list.size()!=0) {
					HashMap map = null;
					String course_id = null;
					String course_name = null;
					for(int i = 0; i < list.size(); i++) {
						map = (HashMap)list.get(i);
						course_id = map.get("course_id").toString();
						course_name = map.get("course_name").toString();
			%>
				<OPTION value="<%=course_id%>"><%=course_name%></OPTION>
			<%
					}
				}
				
			%>
  	</SELECT>
  	<INPUT type="button" value="查询" onclick="sub()">
  	<br><br><br>
  	<CENTER>
  	
  		<TABLE width="600px">
  			<TR align="right">
  				<TD>
  				<%if(request.getAttribute("course_name") == null) {
  					%>
  					课程名：无
  					&nbsp;学分：无
  					&nbsp;教师：无
  					&nbsp;人数：无
  					
  					<%
  				
  				}else{
  				%>
  					课程名：<%=request.getAttribute("course_name")%>
  					&nbsp;学分：<%=request.getAttribute("course_credit")%>
  					&nbsp;教师：<%=request.getAttribute("teacher_name")%>
  					&nbsp;人数：<%=select.size()%>
  				<%
  					}
  				%>
  				</TD>
  			</TR>
  		</TABLE>
  		<TABLE border="3" width="600px" bordercolor="#0066FF">
  			<tr  align="center"  style="background-color:#0066FF;">
  				<TD>	
  					姓名
  				</TD>
  				<TD>	
  					性别
  				</TD>
  				<TD>	
  					系别
  				</TD>
  				<TD>	
  					专业
  				</TD>
  				<TD>	
  					&nbsp;
  				</TD>
  			</TR><%
				if(select.size()!=0) {
					HashMap map = null;
					String student_name = null;
					String dept_name = null;
					String profession_name = null;
					String student_sex = null;
					String student_id = null;
					String course_id = null;
					for(int i = 0; i < select.size(); i++) {
						map = (HashMap)select.get(i);
						
						student_name = map.get("student_name").toString();
						dept_name = map.get("dept_name").toString();
						profession_name = map.get("profession_name").toString();
						student_sex = map.get("student_sex").toString();
						student_id = map.get("student_id").toString();
						course_id = map.get("course_id").toString();
			%>
				<TR align = "center">
					<td><%=student_name%>
					</td>
					<td><%=student_sex%>
					</td>
					<td><%=dept_name%>
					</td>
					<td><%=profession_name%>
					</td>
					<TD>
						<INPUT type="button" value="删除" onclick="subDelete(<%=course_id%>,<%=student_id%>)">
					</TD>
				</TR>
			<%
					}
					%>
					<TR>
						<TD align="center" colspan="5">
						<INPUT type="button" value="全部删除" onclick="allDelete(<%=course_id%>)">
						</TD>
					</TR>
					<%
				}
				
			%>
  		</TABLE>
  	</FORM>
  </CENTER>
  </body>
</html>

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