using MvcApplication1.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;

namespace MvcApplication1.Controllers
{
    public class LoginController : Controller
    {
        //
        // GET: /Login/


        // 登录视图
        public ActionResult Index()
        {
            return View();
        }


        // 登录验证
        public ActionResult YanZheng(string uname, string pwd)
        {

            bool b = new UsersData().SelectUser(uname, pwd);
            if (b)
            {
                Response.Cookies["user"].Value = uname;
                Response.Cookies["user"].Expires = DateTime.Now.AddDays(3);

                return RedirectToAction("Index", "Home");
            }
            else
            {
                TempData["loginerror"] = "用户名密码错误";
                return RedirectToAction("Index", "Login");
            }

        }

    }
}

@{
    Layout = null;
}

"viewport" content="width=device-width" />
    


        @{using (Html.BeginForm("YanZheng", "Login"))
          {
            @:用户名："text" name="uname" />

            @:密码："password" name="pwd" />
"submit" value="登录" />
              if (TempData["loginerror"] != null)
              {
            
"color: red;">@TempData["loginerror"]

              }
          }
        }
    

using MvcApplication1.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;

namespace MvcApplication1.Controllers
{
    public class HomeController : Controller
    {
        //
        // GET: /Home/




        //展示方法
        public ActionResult Index()
        {
            //判断是否登录，有登录信息展示
            if (Request.Cookies["user"] != null)
            {
                return View();
            }
            else
            {    //无登录信息返回原视图
                return RedirectToAction("Index", "Login");
            }
        }

        //添加视图
        public ActionResult Insert()
        {
            return View();
        }


        //添加方法
        //界面上 name 取的名 与字段名一样 会自动拼成匹配的对象
        public ActionResult Insert1(Users u)
        {
            new UsersData().Insert(u);
            return RedirectToAction("Index");
        }


        //修改 接收传值
        public ActionResult Update(string id)
        {
            Users u = new UsersData().SelectUser(id);
            if (u != null)
            {
                return View(u);
            }
            else
            {
                return RedirectToAction("index", "Home");
            }
        }


}

@{
    Layout = null;
}
@using MvcApplication1.Models;
                               @*引用命名空间*@




"viewport" content="width=device-width" />
    

        
这是Razor语法出来的视图主界面

        "width: 100%; text-align: center; background-color: navy;">
            "color: white;">
                

            @{
                List ulist = new UsersData().SelectAll();

                foreach (Users u in ulist)
                {

                "background-color: white;">
                    
                                                             @*修改--在动作后面接 传的值*@    
                
                }
            }

        
用户名
                
密码
                
昵称
                
性别
                
生日
                
民族
                
操作
            
@u.UserName
                    
@u.PassWord
                    
@(u.NickName)同学
                    
@(u.Sex == true ? "男" : "女")
                    
@u.Birthday.Value.ToString("yyyy年MM月dd日")
                    
@u.UserNation.NationName

                    
@Html.ActionLink("修改", "Update/" + u.Ids, "Home") 





        @Html.ActionLink("添加hehe", "Insert", "Home")     
                                                             @*使用超链接添加*@

        "button" value="添加新用户" id="btn1" />
                                                             @*使用普通按钮添加*@
    

@{
    Layout = null;
}
@using MvcApplication1.Models;
                                 @*引用命名空间*@




"viewport" content="width=device-width" />
    

        
添加新用户


        @{ using (Html.BeginForm("Insert1", "Home", "post"))
           
           {
               
            @:用户名："text" name="username" />

            @:密码："text" name="password" />

            @:昵称："text" name="nickname" />

            @:性别：
            "radio" value="True" id="r1" name="sex" checked="checked" />for="r1">男
            "radio" value="False" id="r2" name="sex" />for="r2">女
            

            @:生日："text" name="birthday" />

            @:民族：
            select name="nation">
                @{
               List unlist = new UserNationData().SelectAll();

               foreach (UserNation un in unlist)
               {
                    "@un.NationCode">@un.NationName

               }        
                    
                }
            select>
            
"div1" style="width: 100px; height: 100px; background-color: red;">保存
            
            "button" value="保存" id="btn1" />
            
            
           }
        }


    

@{
    Layout = null;
}
@using MvcApplication1.Models;
                               @*引用命名空间*@

@model Users      
                              @* 声明传进来的强类型的数据类型*@




"viewport" content="width=device-width" />
    


        @{ using (Html.BeginForm("Update1", "Home", "post"))
           {
            @:用户名："text" disabled="disabled" name="username" value="@Model.UserName" />

            @:密码："text" name="password" value="@Model.PassWord" />

            @:昵称："text" name="nickname" value="@Model.NickName" />

            @:性别：

            "radio" value="True" id="r1" name="sex" @(Model.Sex == true ? "checked=‘checked‘" : "") />for="r1">男
            "radio" value="False" id="r2" name="sex" @(Model.Sex == false ? "checked=‘checked‘" : "") />for="r2">女

            

            @:生日："text" name="birthday" value="@Model.Birthday.Value" />

            @:民族：
            select name="nation">
                @{
               List unlist = new UserNationData().SelectAll();

               foreach (UserNation un in unlist)
               {
                    "selected=‘selected‘" : "") value="@un.NationCode">@un.NationName

               }        
                    
                }
            select>
            
"div1" style="width: 100px; height: 100px; background-color: red;">保存
               //用 div 提交
            
            "button" value="保存" id="btn1" />
               //用普通按钮提交

           }
        }
    

@{
    Layout = null;
}




"viewport" content="width=device-width" />
    


        "text" id="txt1" name="t1" />
        "button" value="验证" id="btn1" />

    

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using MvcApplication1.Models;

namespace MvcApplication1.ajax
{
    /// 

    /// aaa 的摘要说明
    /// 
    public class aaa : IHttpHandler
    {

        public void ProcessRequest(HttpContext context)
        {
            string end = "{\"ok\":\"0\"}";
            string uname = context.Request["t"];

            using (DataClasses1DataContext con = new DataClasses1DataContext())
            {
                Users u = con.Users.Where(r => r.UserName == uname).FirstOrDefault();
                if (u != null)
                {
                    end = "{\"ok\":\"1\"}";
                
                }
            }
            context.Response.Write(end);
            context.Response.End();
        }

        public bool IsReusable
        {
            get
            {
                return false;
            }
        }
    }
}