Pro Aspnet MVC 4读书笔记(1) - Your First MVC Application
Listing 2-1. The default contents of the HomeController class
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc; namespace PartyInvites.Controllers
{
public class HomeController : Controller
{
public ActionResult Index()
{
return View();
}
}
}
Listing 2-2. Modifying the HomeController Class
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc; namespace PartyInvites.Controllers
{
public class HomeController : Controller
{
public string Index()
{
return "Hello World";
}
}
}
Listing 2-3. Modifying the Controller to Render a View
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc; namespace PartyInvites.Controllers
{
public class HomeController : Controller
{
public ViewResult Index()
{
return View();
}
}
}
Listing 2-4. Adding to the View HTML
@{
Layout = null;
}
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width" />
<title>Index</title>
</head>
<body>
<div>
Hello World (from the view)
</div>
</body>
</html>
Listing 2-5. Setting Some View Data
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc; namespace PartyInvites.Controllers
{
public class HomeController : Controller
{
public ViewResult Index()
{
int hour = DateTime.Now.Hour;
ViewBag.Greeting = hour < ? "Good Morning" : "Good Afternoon";
return View();
}
}
}
Listing 2-6. Retrieving a ViewBag Data Value
@{
Layout = null;
}
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width" />
<title>Index</title>
</head>
<body>
<div>
@ViewBag.Greeting World (from the view)
</div>
</body>
</html>
Listing 2-7. Displaying Details of the Party
@{
Layout = null;
}
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width" />
<title>Index</title>
</head>
<body>
<div>
@ViewBag.Greeting World (from the view)
<p>
We're going to have an exciting party.<br />
(To do: sell it better. Add pictures or something.)
</p>
</div>
</body>
</html>
Listing 2-8. The GuestResponse Domain Class
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web; namespace PartyInvites.Models
{
public class GuestResponse
{
public string Name { get; set; }
public string Email { get; set; }
public string Phone { get; set; }
public bool? WillAttend { get; set; }
}
}
Listing 2-9. Adding a Link to the RSVP Form
@{
Layout = null;
}
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width" />
<title>Index</title>
</head>
<body>
<div>
@ViewBag.Greeting World (from the view)
<p>
We're going to have an exciting party.<br />
(To do: sell it better. Add pictures or something.)
</p>
@Html.ActionLink("RSVP Now", "RsvpForm")
</div>
</body>
</html>
Listing 2-10. Adding a New Action Method to the Controller
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc; namespace PartyInvites.Controllers
{
public class HomeController : Controller
{
public ViewResult Index()
{
int hour = DateTime.Now.Hour;
ViewBag.Greeting = hour < ? "Good Morning" : "Good Afternoon";
return View();
} public ViewResult RsvpForm()
{
return View();
}
}
}
Listing 2-12. The initial contents of the RsvpForm.cshtml file
@model PartyInvites.Models.GuestResponse
@{
Layout = null;
}
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width" />
<title>RsvpForm</title>
</head>
<body>
<div>
</div>
</body>
</html>
Listing 2-13. Creating a Form View
@model PartyInvites.Models.GuestResponse
@{
Layout = null;
}
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width" />
<title>RsvpForm</title>
</head>
<body>
@using (Html.BeginForm()) {
<p>Your name: @Html.TextBoxFor(x => x.Name)</p>
<p>Your name: @Html.TextBoxFor(x => x.Email)</p>
<p>Your name: @Html.TextBoxFor(x => x.Phone)</p>
<p>
Will you attend?
@Html.DropDownListFor(x => x.WillAttend,
new[]{
new SelectListItem(){Text = "Yes, I'll be there", Value = bool.TrueString},
new SelectListItem(){Text = "No, I can't come", Value = bool.FalseString}
},
"Choose an option")
</p>
<input type="submit" value="Submit RSVP" />
}
</body>
</html>
Listing 2-14. Adding an Action Method to Support POST Requests
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using PartyInvites.Models; namespace PartyInvites.Controllers
{
public class HomeController : Controller
{
public ViewResult Index()
{
int hour = DateTime.Now.Hour;
ViewBag.Greeting = hour < ? "Good Morning" : "Good Afternoon";
return View();
} [HttpGet]
public ViewResult RsvpForm()
{
return View();
} [HttpPost]
public ViewResult RsvpForm(GuestResponse guestResponse)
{
// TODO: Email response to the party organizer
return View("Thanks", guestResponse);
}
}
}
Listing 2-15. The Thanks View
@model PartyInvites.Models.GuestResponse
@{
Layout = null;
}
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width" />
<title>Thanks</title>
</head>
<body>
<div>
<h1>Thanks you, @Model.Name!</h1>
@if (Model.WillAttend == true) {
@:It's great that you're coming. The drinks area already in the fridge!
} else {
@:Sorry to hear that you can't make it, but thanks for letting us know.
}
</div>
</body>
</html>
Listing 2-16. Applying Validation to the GuestResponse Model Class
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.ComponentModel.DataAnnotations; namespace PartyInvites.Models
{
public class GuestResponse
{
[Required(ErrorMessage = "Please enter your name")]
public string Name { get; set; } [Required(ErrorMessage = "Please enter your email address")]
[RegularExpression(".+\\@.+\\..+",
ErrorMessage = "Please enter a valid email address")]
public string Email { get; set; } [Required(ErrorMessage = "Please enter your phone number")]
public string Phone { get; set; } [Required(ErrorMessage = "Please specify whether you'll attend")]
public bool? WillAttend { get; set; }
}
}
Listing 2-17. Checking for Form Validation Errors
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using PartyInvites.Models; namespace PartyInvites.Controllers
{
public class HomeController : Controller
{
public ViewResult Index()
{
int hour = DateTime.Now.Hour;
ViewBag.Greeting = hour < ? "Good Morning" : "Good Afternoon";
return View();
} [HttpGet]
public ViewResult RsvpForm()
{
return View();
} [HttpPost]
public ViewResult RsvpForm(GuestResponse guestResponse)
{
if (ModelState.IsValid)
{
// TODO: Email response to the party organizer
return View("Thanks", guestResponse);
}
else
{
// there is validation error
return View();
}
}
}
}
Listing 2-18. Using the Html.ValidationSummary Help Method
@model PartyInvites.Models.GuestResponse
@{
Layout = null;
}
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width" />
<title>RsvpForm</title>
</head>
<body>
@using (Html.BeginForm()) {
@Html.ValidationSummary()
<p>Your name: @Html.TextBoxFor(x => x.Name)</p>
<p>Your email: @Html.TextBoxFor(x => x.Email)</p>
<p>Your phone: @Html.TextBoxFor(x => x.Phone)</p>
<p>
Will you attend?
@Html.DropDownListFor(x => x.WillAttend,
new[]{
new SelectListItem(){Text = "Yes, I'll be there", Value = bool.TrueString},
new SelectListItem(){Text = "No, I can't come", Value = bool.FalseString}
},
"Choose an option")
</p>
<input type="submit" value="Submit RSVP" />
}
</body>
</html>
Listing 2-19. The contents of the Content/Site.css file
.field-validation-error {
color: #f00;
}
.field-validation-valid {
display: none;
}
.input-validation-error {
border: 1px solid #f00;
background-color: #fee;
}
.validation-summary-errors {
font-weight: bold;
color: #f00;
}
.validation-summary-valid {
display: none;
}
Listing 2-20. Adding the link element to the RsvpForm view
@model PartyInvites.Models.GuestResponse
@{
Layout = null;
}
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width" />
<link rel="stylesheet" type="text/css" href="~/Content/Site.css" />
<title>RsvpForm</title>
</head>
<body>
@using (Html.BeginForm()) {
@Html.ValidationSummary()
<p>Your name: @Html.TextBoxFor(x => x.Name)</p>
<p>Your email: @Html.TextBoxFor(x => x.Email)</p>
<p>Your phone: @Html.TextBoxFor(x => x.Phone)</p>
<p>
Will you attend?
@Html.DropDownListFor(x => x.WillAttend,
new[]{
new SelectListItem(){Text = "Yes, I'll be there", Value = bool.TrueString},
new SelectListItem(){Text = "No, I can't come", Value = bool.FalseString}
},
"Choose an option")
</p>
<input type="submit" value="Submit RSVP" />
}
</body>
</html>
Listing 2-21. Using the WebMail Helper
@model PartyInvites.Models.GuestResponse
@{
Layout = null;
}
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width" />
<title>Thanks</title>
</head>
<body>
@{
try
{
WebMail.SmtpServer = "smtp.example.com";
WebMail.SmtpPort = 587;
WebMail.EnableSsl = true;
WebMail.UserName = "mySmtpUsername";
WebMail.Password = "mySmtpPassword";
WebMail.From = "rsvps@example.com";
WebMail.Send("party-host@example.com", "RSVP Notification",
Model.Name + " is " + ((Model.WillAttend ?? false) ? " " : "not ") + "attending");
}
catch(Exception)
{
@:<b>Sorry - we coundn't send the email to confirm your RSVP.</b>
}
}
<div>
<h1>Thanks you, @Model.Name!</h1>
@if (Model.WillAttend == true) {
@:It's great that you're coming. The drinks area already in the fridge!
} else {
@:Sorry to hear that you can't make it, but thanks for letting us know.
}
</div>
</body>
</html>
Pro Aspnet MVC 4读书笔记(1) - Your First MVC Application的更多相关文章
- 【Tools】Pro Git 一二章读书笔记
记得知乎以前有个问题说:如果用一天的时间学习一门技能,选什么好?里面有个说学会Git是个很不错选择,今天就抽时间感受下Git的魅力吧. Pro Git (Scott Chacon) 读书笔记: ...
- [Git00] Pro Git 一二章读书笔记
记得知乎以前有个问题说:如果用一天的时间学习一门技能,选什么好?里面有个说学会Git是个很不错选择,今天就抽时间感受下Git的魅力吧. Pro Git (Scott Chacon) 读书笔记: ...
- Pro Aspnet MVC 4读书笔记(4) - Working with Razor
Listing 5-1. Creating a Simple Domain Model Class using System; using System.Collections.Generic; us ...
- Pro Aspnet MVC 4读书笔记(3) - Essential Language Features
Listing 4-1. The Initial Content of the Home Controller using System; using System.Collections.Gener ...
- Pro Aspnet MVC 4读书笔记(2) - The MVC Pattern
Listing 3-1. The C# Auction Domain Model using System; using System.Collections.Generic; using Syste ...
- Pro Aspnet MVC 4读书笔记(5) - Essential Tools for MVC
Listing 6-1. The Product Model Class using System; using System.Collections.Generic; using System.Li ...
- 【读书笔记】Asp.Net MVC 上传图片到数据库（会的绕行）
之前上传图片的做法都是上传到服务器上的文件夹中,再将url保存到数据库.其实在MVC中将图片上传到数据库很便捷的事情,而且不用去存url了.而且这种方式支持ie6(ie6不支持jquery自动提交fo ...
- （读书笔记）Asp.net Mvc 与WebForm 混合开发
根据项目实际需求,有时候会想在项目中实现Asp.net Mvc与Webform 混合开发,比如前台框架用MVC,后台框架用WebForm.其实要是实现也很简单,如下: (1)在MVC 中使用Webfo ...
- 读书笔记-常用设计模式之MVC
1.MVC(Model-View-Controller,模型-视图-控制器)模式是相当古老的设计模式之一,它最早出现在SmallTalk语言中.MVC模式是一种复合设计模式,由“观察者”(Observ ...
随机推荐
- xml和json选择奖
xml&json战争,一般能够分离两个对立阵营.党的手感json足够强大以便能够替代xml.有一方感觉json滑稽丑陋,绝对没有和xml赛可能. 为了避免"拉仇恨"(我不是 ...
- IOS成长之路-Nsstring搜索方法rangeOfString
NSString *str1 = @"can you \n speak English"; NSString *str = @"\n"; //在str1该字符串 ...
- Java乔晓松-android中调用系统拍照功能并显示拍照的图片
android中调用系统拍照功能并显示拍照的图片 如果你是拍照完,利用onActivityResult获取data数据,把data数据转换成Bitmap数据,这样获取到的图片,是拍照的照片的缩略图 代 ...
- C，C++中的static
在C和C++中,static都有两种基本的含义,并且这两种含义经常是互相有冲突的: 1) 在固定的地址上分配,也就是说对象是在一个特殊的静态数据区上创建的,而不是每次 函数调用时在堆栈上产生的.这也是 ...
- JS判断用户连续输入
方案1 // // $('#element').donetyping(callback[, timeout=1000]) // Fires callback when a user has finis ...
- Linux 0.12 内核管理存储器
Linux 0.12 内核管理存储器 其分段,用分段的机制把进程间的虚拟地址分隔开. 每一个进程都有一张段表LDT.整个系统有一张GDT表.且整个系统仅仅有一个总页表. 其地址翻译过程为: 程序中给出 ...
- Android架构分析之LOG模块
作者:刘昊昱 博客:http://blog.csdn.net/liuhaoyutz Android版本:2.3.7_r1 Linux内核版本:android-goldfish-2.6.29 Andro ...
- Binomial Coeffcients 历届山东省省赛题
Binomial Coeffcients Time Limit: 1000MS Memory limit: 65536K 题目描述 输入 输出 示例输入 3 1 1 10 2 954 72 ...
- 【原创翻译】认识MVC设计模式：web应用开发的基础（实际编码篇）
原文地址:http://www.larryullman.com/2009/10/15/understanding-mvc-part-3/ 全系列INDEX [原创翻译]认识MVC设计模式:web应用开 ...
- 开源 自由 java CMS - FreeCMS1.9 分纪录
项目地址:http://www.freeteam.cn/ 2.4.1 积分记录 查看系统全部会员积分记录. 从左側管理菜单点击积分记录进入. 版权声明:本文博客原创文章,博客,未经同意,不得转载.