控制器端代码：
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using MvcApplication9.Models;
namespace MvcApplication9.Controllers
{
public class NewsController : Controller
{
//
// GET: /News/
public ActionResult Add()
{
if (Session["user"] == null)
{
return RedirectToAction("Index", "Login");
}
return View();
}
public ActionResult Insert(string title,string author,string sourse,string content)
{
if (Session["user"] == null)
{
return RedirectToAction("Index", "Login");
}
DateTime dt = DateTime.Now;
new NewsDA().Insert(title,author,sourse,content);
return RedirectToAction("Add");
}
public ActionResult Index()
{
if (Session["user"] == null)
{
return RedirectToAction("Index", "Login");
}
List<News> list = new NewsDA().Select();
return View(list);
}
public ActionResult Edit(int newsid)
{
if (Session["user"] == null)
{
return RedirectToAction("Index", "Login");
}
News data = new NewsDA().Select(newsid);
return View(data);
}
public ActionResult Update(int newsid,string title, string author, string sourse, string content)
{
if (Session["user"] == null)
{
return RedirectToAction("Index", "Login");
}
new NewsDA().Update(newsid,title, author, sourse, content);
return RedirectToAction("Index");
}
public ActionResult Delete(int newsid)
{
if (Session["user"] == null)
{
return RedirectToAction("Index", "Login");
}
new NewsDA().Delete(newsid);
return RedirectToAction("Index");
}
}
}
新闻添加页面代码：
@{
Layout = null;
}
@using MvcApplication9.Models;
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width" />
<title>Add</title>
<style type="text/css">
.test {
width:400px;
}
.test1 {
width:400px;
height:350px;
}
</style>
</head>
<body>
<div>
@using(Html.BeginForm("Insert","News", FormMethod.Post)){
<h1>新闻发布</h1>
<div>
<div>
标题：@Html.TextBox("title", "",new { @class="test"})<br/>
作者：@Html.TextBox("author", "", new { @class="test"})<br/>
来源：@Html.TextBox("sourse", "", new { @class="test"})<br/>
内容：@Html.TextArea("content", "", new { @class="test"})<br/>
<input id="Submit1" type="submit" value="提交" /> <a href="/News/Index"><input id="Button1" type="button" value="查看" /></a> @Html.ActionLink("查看", "Index", "News", new { }, new { })
</div>
</div>
}
</body>
</html>
新闻修改视图：
@{
Layout = null;
}
@model News
@using MvcApplication9.Models;
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width" />
<title>Add</title>
<style type="text/css">
.test {
width:400px;
}
.test1 {
width:400px;
height:350px;
}
</style>
</head>
<body>
<div>
@using(Html.BeginForm("Update","News", FormMethod.Post)){
<h1>新闻发布</h1>
<div>
<div>
@Html.HiddenFor(p=>p.newsid)
标题：@Html.TextBoxFor(p=>p.title) <br/>
作者：@Html.TextBoxFor(p=>p.author) <br/>
来源：@Html.TextBoxFor(p=>p.sourse) <br/>
内容：@Html.TextAreaFor(p=>p.content) <br/>
@Html.HiddenFor(p=>p.time)
<input id="Submit1" type="submit" value="提交" />
</div>
</div>
}
</body>
</html>
@{
Layout = null;
}
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width" />
<title>Edit</title>
</head>
<body>
<div>
</div>
</body>
</html>
新闻主界面视图：
@{
Layout = null;
}
@using MvcApplication9.Models;
@model List<News>
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width" />
<title>Index</title>
<style type="text/css">
.tbhead {
background-color:navy;
text-align:center;
color:white;
font-weight:bold;
}
.tbrow {
text-align:center;
background-color:#FFFFcc;
}
</style>
</head>
<body>
<div>
<table id="tbinfo" width="100%" cellpadding="4" cellspacing="1" bgcolor="black" border="0">
<tr class="tbhead">
<td>新闻代号</td>
<td>新闻标题</td>
<td>作者</td>
<td>来源</td>
<td>内容</td>
<td>时间</td>
</tr>
@{
foreach( News data in Model)
{
<tr class="tbrow">
<td>@data.newsid</td>
<td>@data.title</td>
<td>@data.author</td>
<td>@data.sourse</td>
<td>@data.content</td>
<td>@data.time</td>
<td>
@Html.ActionLink("修改", "Edit", "News", new {newsid=data.newsid}, new { })
@Html.ActionLink("删除", "Delete", "News", new {newsid = data.newsid }, new { onclick="return confirm(‘确认要删除吗？‘)"})
</td>
</tr>
}
}
</table>
@Html.ActionLink("添加人员", "Add", "News")
</div>
</body>
</html>
新闻Model层方法代码：
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
namespace MvcApplication9.Models
{
public class NewsDA
{
private newsDataContext _Context = new newsDataContext();
public List<News> Select()
{
return _Context.News.ToList();
}
public News Select(int id)
{
var query = _Context.News.Where(p => p.newsid == id);
if (query.Count() > 0)
{
return query.First();
}
return null;
}
public void Insert( string til, string aut, string sou, string con)
{
News data = new News
{
title = til,
author = aut,
sourse = sou,
content = con,
time = DateTime.Now,
};
_Context.News.InsertOnSubmit(data);
_Context.SubmitChanges();
}
public void Delete(int id)
{
var query = _Context.News.Where(p => p.newsid == id);
if (query.Count() > 0)
{
News data = query.First();
_Context.News.DeleteOnSubmit(data);
_Context.SubmitChanges();
}
}
public void Update(int id,string til, string aut, string sou, string con)
{
var query = _Context.News.Where(p => p.newsid == id);
if (query.Count() > 0)
{
News data = query.First();
data.title = til;
data.author = aut;
data.sourse = sou;
data.content = con;
//data.time = DateTime.Now;//随时修改修改时间
_Context.SubmitChanges();
}
}
}
}
登录界面控制器代码：
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using MvcApplication9.Models;
namespace MvcApplication9.Controllers
{
public class LoginController : Controller
{
//
// GET: /Login/
public ActionResult Index()
{
return View();
}
public ActionResult CheckUidPwd(string uid, string pwd)
{
bool isOK = new LoginDA().Login(uid, pwd);
if (isOK)
{
//保存状态
Session["user"] = uid;
//跳转界面
return RedirectToAction("Index", "News");
}
else
{
return RedirectToAction("Index");
}
}
}
}
登录视图代码：
@using MvcApplication9.Models;
@{
Layout = null;
}
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width" />
<title>Index</title>
</head>
<body>
<div>
<h1>登录</h1>
@using(Html.BeginForm("CheckUidPwd","Login")){
<div>
用户名：@Html.TextBox("uid")<br/>
密码：@Html.Password("pwd")<br/>
<input type="submit" value="登录" />
</div>
}
</div>
</body>
</html>
登录Model层方法代码：
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
namespace MvcApplication9.Models
{
public class LoginDA
{
private newsDataContext _Context = new newsDataContext();
public bool Login(string userName, string password)
{
var query = _Context.Login.Where(p => p.Username == userName && p.Password == password);
return query.Count() > 0;
}
}
}
时间： 2024-08-05 07:03:49