📄 list.jsp
字号:
<%@ page contentType="text/html; charset=GBK"
import="java.util.*,org.langsin.news.data.*"%>
<html>
<head>
<title></title>
<jsp:useBean id="news" scope="page"
class="org.langsin.news.logic.NewsLogicBean" />
</head>
<body>
<%
String username = (String) session.getAttribute("user");
if (username != null) {
}
%>
欢迎您进入本系统:
<%=username%>
<hr>
<form action="insert.jsp" name="form1" method="post">
<center>
<table border="1">
<tr>
<td>
序号
</td>
<td>
新闻标题
</td>
</tr>
<%
String str_curPage = request.getParameter("curPage");
if (str_curPage != null) {
news.setCurPage(Integer.parseInt(str_curPage));
}
List list = news.findAll();
int allRows = news.getAllRows();
int allPage = news.getAllPages();
int curPage = news.getCurPage();
int rowPerPage = news.getRowPerPage();
for (int i = 0; i < list.size(); i++) {
NewsDataBean bean = (NewsDataBean) list.get(i);
%>
<tr>
<td>
<input type="radio" name="newsid" value="<%=bean.getNewsid()%>">
<%=(curPage - 1) * rowPerPage + i + 1%>
</td>
<td>
<a href="DetailServlet?newsid=<%=bean.getNewsid()%>"><%=bean.getNewstitle()%>(<%=bean.getNewsdate()%>)</a>
</td>
</tr>
<%
}
%>
</table>
<%
if (curPage != 1) {
%>
<a href="/news/main/list.jsp?curPage=1">首页</a>
<a href="/news/main/list.jsp?curPage=<%=curPage - 1%>">上一页</a>
<%
}
%>
<%
if (curPage != allPage) {
%>
<a href="/news/main/list.jsp?curPage=<%=curPage + 1%>">下一页</a>
<a href="/news/main/list.jsp?curPage=<%=allPage%>">末页</a>
<%
}
%>
</center>
<hr>
<input type="submit" name="operate" value="增加新闻" onclick="return insertNews();"/>
<input type="submit" name="operate" value="修改新闻" onclick="return updateNews();"/>
<input type="submit" name="operate" value="删除新闻" onclick="return deleteNews();"/>
</form>
<script type="text/javascript">
function insertNews(){
document.form1.action="main/insert.jsp";
}
function updateNews(){
var selected=false; for(var i=0;i<document.form1.newsid.length;i++){
if(document.form1.newsid[i].checked){
selected=true;
break;
}
}
if(!selected){
alert("请选择所要修改的新闻!");
return false;
}
document.form1.action="FindByIdServlet";
}
function deleteNews(){
var selected=false; for(var i=0;i<document.form1.newsid.length;i++){
if(document.form1.newsid[i].checked){
selected=true;
break;
}
}
if(!selected){
alert("请选择所要删除的新闻!");
return false;
}
document.form1.action="DeleteServlet";
}
</script>
</body>
</html>
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -