ASPNET_3.5_lesson_05

Giúp học tốt lập trình WEB

 5  Table of Contents 1 Thêm mới dữ liệu trong MVC 2 2 S      5 3 Xây d    .NET MVC 9 3.1  . 10 3.2  . 14 3.3  . 15 3.4  . 16 4  . 16 Microsoft Vietnam – DPE Team |Bài số 5: Chỉnh sửa dữ liệu với MVC 2 1 Thêm mới dữ liệu trong MVC  Figure 1. Sửa đổi controller SanPhamController.cs     \DataClasses.                . Models\DataClasses.cs using System; using System.Collections.Generic; using System.Linq; namespace BanHang.Models { partial class DataClassesDataContext { public List<LoaiSanPham> LayCacLoaiSanPham() { return LoaiSanPhams.ToList(); } public List<SanPham> LaySanPhamTuLoaiSanPham(int id) { return SanPhams.Where(l => l.LoaiSanPham == id).ToList(); } Microsoft Vietnam – DPE Team |Bài số 5: Chỉnh sửa dữ liệu với MVC 3 public SanPham LaySanPhamTuID(int id) { return SanPhams.Single(s => s.Id == id); } public void ThemMoiSanPham(SanPham sp) { SanPhams.InsertOnSubmit(sp); } } }  ThemMoiSanPham và           . SanPhamController.cs using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Web.Mvc; using System.Web.Mvc.Ajax; using BanHang.Models; namespace BanHang.Controllers { public class SanPhamController : Controller { DataClassesDataContext data = new DataClassesDataContext(); public ActionResult Index() { // Add action logic here ViewData["Title"] = "Sn phẩm"; return RedirectToAction("DanhMucLoaiSanPham"); } public ActionResult DanhMucLoaiSanPham() { // Code cua ban o day ViewData["Title"] = "Danh mục loại sản phẩm"; List<LoaiSanPham> lsp = data.LoaiSanPhams.ToList(); return View("DanhMucLoaiSanPham", lsp); } public ActionResult DanhSachSanPham(int id) { ViewData["Title"] = "Danh sách sản phẩm trong loại sản phẩm "; List<SanPham> sp = data.LaySanPhamTuLoaiSanPham(id); return View("DanhSachSanPham", sp); //DuLieuDanhSachSanPham sp = new DuLieuDanhSachSanPham(); //ViewData.TenLoaiSanPham = loaisanpham; //ViewData.SanPham = data.LaySanPhamTuLoaiSanPham(loaisanpham); //return View("DanhSachSanPham", ViewData); } Microsoft Vietnam – DPE Team |Bài số 5: Chỉnh sửa dữ liệu với MVC 4 public ActionResult ChiTietSanPham(int id) { ViewData["Title"] = "Chi tit sn phm"; SanPham ctsp = data.LaySanPhamTuID(id); return View("ChiTietSanPham", ctsp); } public ActionResult ThemMoiSanPham() { ViewData["Title"] = "Thêm mới sn phm"; //List<LoaiSanPham> dulieu = data.LayCacLoaiSanPham(); var loaiSanpham = from c in data.LoaiSanPhams select c; ViewData["lsp"] = new SelectList(loaiSanpham, "Id", "TenLoaiSanPham"); return View("ThemMoiSanPham", ViewData["lsp"]); } public ActionResult Create(string TenSanPham, float DonGia, int SoLuong, int loaiSanPham) { SanPham sp = new SanPham(); sp.TenSanPham = TenSanPham; sp.DonGia = DonGia; sp.SoLuong = SoLuong; sp.LoaiSanPham = loaiSanPham; data.ThemMoiSanPham(sp); data.SubmitChanges(); return RedirectToAction("DanhMucLoaiSanPham"); } } } . Views\SanPham\ThemMoiSanPham.aspx <%@ Page Title="" Language="C#" MasterPageFile="~/Views/Shared/Site.Master" AutoEventWireup="true" CodeBehind="ThemMoiSanPham.aspx.cs" Inherits="BanHang.Views.SanPham.ThemMoiSanPham" %> <asp:Content ID="viewThemMoiSanPham" ContentPlaceHolderID="MainContent" runat="server"> <form action="Create" method="post"> <table border="0" cellpadding="0" cellspacing="0"> <tr> <td>Tên sn phm:</td> <td><input type="text" id="TenSanPham" name="TenSanPham" /></td> </tr> <tr> <td>Đơn giá:</td> <td><input type="text" id="DonGia" name="DonGia" /></td> </tr> <tr> <td>Số lượng:</td> <td><input type="text" id="SoLuong" name="SoLuong" /></td> </tr> <tr> <td>Loại sn phm:</td> <td> <%--<input type="text" id="LoaiSanPham" name="LoaiSanPham" />-- %> <%= Html.DropDownList("loaiSanPham",(SelectList)ViewData["lsp"]) %> </td> </tr> Microsoft Vietnam – DPE Team |Bài số 5: Chỉnh sửa dữ liệu với MVC 5 <tr> <td colspan="2">&nbsp;</td> </tr> <tr> <td colspan="2"><input type="submit" value="Thêm mới sn phm" /></td> </tr> </table> </form> </asp:Content>       (figure 2) Figure 2. Thư ̣ c hiê ̣ n thêm mơ ́ i sa ̉ n phâ ̉ m trong MVC 2                                 Views\SanPham\DanhSachSanPham.aspx <%@ Page Title="" Language="C#" MasterPageFile="~/Views/Shared/Site.Master" AutoEventWireup="true" CodeBehind="DanhSachSanPham.aspx.cs" Inherits="BanHang.Views.SanPham.DanhSachSanPham" %> <asp:Content ID="viewDanhSachSanPham" ContentPlaceHolderID="MainContent" runat="server"> <h1>Đây là danh sách sản phẩm có trong chuyên mục </h1> <p> <ul> <% foreach (var sp in ViewData.Model) { %> <li> <%= Html.ActionLink(sp.TenSanPham , "ChiTietSanPham/" + sp.Id, "SanPham") %> (<%= Html.ActionLink("Edit" , "CapNhatSanPham/" + sp.Id, "SanPham") %>) </li> <% } %> </ul> </p> <p> <form action=" /ThemMoiSanPham" method="post"> <input type="submit" value="Thêm mới một sn phm" /> </form> </p> Microsoft Vietnam – DPE Team |Bài số 5: Chỉnh sửa dữ liệu với MVC 6 </asp:Content>                                              . (figure 3) Figure 3. Danh sa ́ ch sa ̉ n phâ ̉ m đa ̃ đươ ̣ c thay đô ̉ i. Thêm 2       \SanPhamController.cs Controllers\SanPhamController.cs using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Web.Mvc; using System.Web.Mvc.Ajax; using BanHang.Models; namespace BanHang.Controllers { public class SanPhamController : Controller { DataClassesDataContext data = new DataClassesDataContext(); public ActionResult Index() { // Add action logic here ViewData["Title"] = "Sn phẩm"; return RedirectToAction("DanhMucLoaiSanPham"); } public ActionResult DanhMucLoaiSanPham() { // Code cua ban o day ViewData["Title"] = "Danh mục loại sản phẩm"; List<LoaiSanPham> lsp = data.LoaiSanPhams.ToList(); return View("DanhMucLoaiSanPham", lsp); } Microsoft Vietnam – DPE Team |Bài số 5: Chỉnh sửa dữ liệu với MVC 7 public ActionResult DanhSachSanPham(int id) { ViewData["Title"] = "Danh sách sản phẩm trong loại sản phẩm "; List<SanPham> sp = data.LaySanPhamTuLoaiSanPham(id); return View("DanhSachSanPham", sp); //DuLieuDanhSachSanPham sp = new DuLieuDanhSachSanPham(); //ViewData.TenLoaiSanPham = loaisanpham; //ViewData.SanPham = data.LaySanPhamTuLoaiSanPham(loaisanpham); //return View("DanhSachSanPham", ViewData); } public ActionResult ChiTietSanPham(int id) { ViewData["Title"] = "Chi tit sn phm"; SanPham ctsp = data.LaySanPhamTuID(id); return View("ChiTietSanPham", ctsp); } public ActionResult ThemMoiSanPham() { ViewData["Title"] = "Thêm mới sn phm"; //List<LoaiSanPham> dulieu = data.LayCacLoaiSanPham(); var loaiSanpham = from c in data.LoaiSanPhams select c; ViewData["lsp"] = new SelectList(loaiSanpham, "Id", "TenLoaiSanPham"); return View("ThemMoiSanPham", ViewData["lsp"]); } public ActionResult Create(string TenSanPham, float DonGia, int SoLuong, int loaiSanPham) { SanPham sp = new SanPham(); sp.TenSanPham = TenSanPham; sp.DonGia = DonGia; sp.SoLuong = SoLuong; sp.LoaiSanPham = loaiSanPham; data.ThemMoiSanPham(sp); data.SubmitChanges(); return RedirectToAction("DanhMucLoaiSanPham"); } public ActionResult CapNhatSanPham(int id) { ViewData["Title"] = "Cp nht sn phm"; var spToEdit = (from sp in data.SanPhams where sp.Id = id select sp).First(); ViewData.Model = spToEdit; return View(); } public ActionResult Update() { return RedirectToAction("DanhMucLoaiSanPham"); } } } Microsoft Vietnam – DPE Team |Bài số 5: Chỉnh sửa dữ liệu với MVC 8    \SanPhamController.           CapNhatSanPham,       (figure 4) Figure 4. Thêm mơ ́ i view cho phương thư ́ c CapNhatSanPham         :       Created a strongly typed view,  View content Edit, View data class BanHang.Models.SanPham  \SanPham\CapNhatSanPham.aspx (Figure 5) Figure 5. To view CapNhatSanPham tư ̀ controller CapNhatSanPham         \SanPham\ Microsoft Vietnam – DPE Team |Bài số 5: Chỉnh sửa dữ liệu với MVC 9 <%@ Page Title="" Language="C#" MasterPageFile="~/Views/Shared/Site.Master" Inherits="System.Web.Mvc.ViewPage<BanHang.Models.SanPham>" %> <asp:Content ID="Content1" ContentPlaceHolderID="MainContent" runat="server"> <h2>CapNhatSanPham</h2> <%= Html.ValidationSummary() %> <% using (Html.BeginForm()) {%> <fieldset> <legend>Fields</legend> <p> <label for="Id">Id:</label> <%= Html.TextBox("Id") %> <%= Html.ValidationMessage("Id", "*") %> </p> <p> <label for="TenSanPham">TenSanPham:</label> <%= Html.TextBox("TenSanPham") %> <%= Html.ValidationMessage("TenSanPham", "*") %> </p> <p> <label for="DonGia">DonGia:</label> <%= Html.TextBox("DonGia") %> <%= Html.ValidationMessage("DonGia", "*") %> </p> <p> <label for="SoLuong">SoLuong:</label> <%= Html.TextBox("SoLuong") %> <%= Html.ValidationMessage("SoLuong", "*") %> </p> <p> <label for="LoaiSanPham">LoaiSanPham:</label> <%= Html.TextBox("LoaiSanPham") %> <%= Html.ValidationMessage("LoaiSanPham", "*") %> </p> <p> <input type="submit" value="Save" /> </p> </fieldset> <% } %> <div> <%=Html.ActionLink("Back to List", "Index") %> </div> </asp:Content> 3         .NET MVC          Microsoft Vietnam – DPE Team |Bài số 5: Chỉnh sửa dữ liệu với MVC 10 Figure 6. Ứng dụng test được to 3.1 To m test. Controllers\SanPhamController.cs using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Web.Mvc; using System.Web.Mvc.Ajax; using BanHang.Models; namespace BanHang.Controllers { public class SanPhamController : Controller { DataClassesDataContext data = new DataClassesDataContext(); public ActionResult Index() { // Add action logic here ViewData["Title"] = "Sn phẩm"; return RedirectToAction("DanhMucLoaiSanPham"); } public ActionResult DanhMucLoaiSanPham() { . .................................................................................................. 5 3 Xây d    .NET MVC ................................................ 9 3. 1 . ........................................................................................... 10 3. 2 ............................................................... 14 3. 3 