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Ch. 23 URL and Ajax Helper Methods
This commit is contained in:
wook
@@ -0,0 +1,103 @@
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Web;
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using System.Web.Mvc;
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using HelperMethods.Models;
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namespace HelperMethods.Controllers
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{
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public class PeopleController : Controller
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{
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private Person[] personData =
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{
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new Person {FirstName = "Adam", LastName = "Freeman", Role = Role.Admin},
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new Person {FirstName = "Jacqui", LastName = "Friffyth", Role = Role.User},
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new Person {FirstName = "John", LastName = "Smith", Role = Role.User},
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new Person {FirstName = "Anne", LastName = "Jones", Role = Role.Guest}
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};
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public ActionResult Index()
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{
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return View();
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}
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//public ActionResult GetPeople()
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//{
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// return View(personData);
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//}
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//[HttpPost]
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//public ActionResult GetPeople(string selectedRole)
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//{
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// if (selectedRole == null || selectedRole == "All")
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// {
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// return View(personData);
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// }
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// else
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// {
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// Role selected = (Role)Enum.Parse(typeof(Role), selectedRole);
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// return View(personData.Where(p => p.Role == selected));
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// }
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//}
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//private IEnumerable<Person> GetData(string selectedRole)
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//{
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// IEnumerable<Person> data = personData;
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// if (selectedRole != "All")
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// {
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// Role selected = (Role)Enum.Parse(typeof(Role), selectedRole);
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// data = personData.Where(p => p.Role == selected);
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// }
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// return data;
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//}
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//public JsonResult GetPeopleDataJson(string selectedRole = "All")
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//{
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// var data = GetData(selectedRole).Select(p => new
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// {
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// FirstName = p.FirstName,
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// LastName = p.LastName,
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// Role = Enum.GetName(typeof(Role), p.Role)
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// });
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// //IEnumerable<Person> data = GetData(selectedRole);
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// return Json(data, JsonRequestBehavior.AllowGet);
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//}
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//public PartialViewResult GetPeopleData(string selectedRole = "All")
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//{
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// return PartialView(GetData(selectedRole));
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//}
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public ActionResult GetPeopleData(string selectedRole = "All")
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{
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IEnumerable<Person> data = personData;
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if (selectedRole != "All")
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{
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Role selected = (Role)Enum.Parse(typeof(Role), selectedRole);
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data = personData.Where(p => p.Role == selected);
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}
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if (Request.IsAjaxRequest())
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{
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var formattedData = data.Select(p => new
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{
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FirstName = p.FirstName,
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LastName = p.LastName,
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Role = Enum.GetName(typeof(Role), p.Role)
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});
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return Json(formattedData, JsonRequestBehavior.AllowGet);
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}
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else
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{
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return PartialView(data);
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}
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}
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public ActionResult GetPeople(string selectedRole = "All")
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{
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return View((object)selectedRole);
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}
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}
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}
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@@ -98,16 +98,22 @@
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<None Include="Scripts\jquery-1.10.2.intellisense.js" />
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<Content Include="Scripts\jquery-1.10.2.js" />
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<Content Include="Scripts\jquery-1.10.2.min.js" />
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<Content Include="Scripts\jquery.unobtrusive-ajax.js" />
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<Content Include="Scripts\jquery.unobtrusive-ajax.min.js" />
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<Content Include="Scripts\modernizr-2.6.2.js" />
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<Content Include="Web.config" />
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<Content Include="Views\Home\DisplayPerson.cshtml" />
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<Content Include="Views\Shared\EditorTemplates\Role.cshtml" />
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<Content Include="Views\Shared\EditorTemplates\Enum.cshtml" />
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<Content Include="Views\Shared\EditorTemplates\Boolean.cshtml" />
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<Content Include="Views\People\Index.cshtml" />
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<Content Include="Views\People\GetPeople.cshtml" />
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<Content Include="Views\People\GetPeopleData.cshtml" />
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</ItemGroup>
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<ItemGroup>
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<Compile Include="App_Start\RouteConfig.cs" />
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<Compile Include="Controllers\HomeController.cs" />
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<Compile Include="Controllers\PeopleController.cs" />
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<Compile Include="Global.asax.cs">
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<DependentUpon>Global.asax</DependentUpon>
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</Compile>
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+189
@@ -0,0 +1,189 @@
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/* NUGET: BEGIN LICENSE TEXT
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*
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* Microsoft grants you the right to use these script files for the sole
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* purpose of either: (i) interacting through your browser with the Microsoft
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* website or online service, subject to the applicable licensing or use
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* terms; or (ii) using the files as included with a Microsoft product subject
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* to that product's license terms. Microsoft reserves all other rights to the
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* files not expressly granted by Microsoft, whether by implication, estoppel
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* or otherwise. Insofar as a script file is dual licensed under GPL,
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* Microsoft neither took the code under GPL nor distributes it thereunder but
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* under the terms set out in this paragraph. All notices and licenses
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* below are for informational purposes only.
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*
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* NUGET: END LICENSE TEXT */
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/*!
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** Unobtrusive Ajax support library for jQuery
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** Copyright (C) Microsoft Corporation. All rights reserved.
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*/
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/*jslint white: true, browser: true, onevar: true, undef: true, nomen: true, eqeqeq: true, plusplus: true, bitwise: true, regexp: true, newcap: true, immed: true, strict: false */
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/*global window: false, jQuery: false */
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(function ($) {
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var data_click = "unobtrusiveAjaxClick",
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data_target = "unobtrusiveAjaxClickTarget",
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data_validation = "unobtrusiveValidation";
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function getFunction(code, argNames) {
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var fn = window, parts = (code || "").split(".");
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while (fn && parts.length) {
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fn = fn[parts.shift()];
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}
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if (typeof (fn) === "function") {
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return fn;
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}
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argNames.push(code);
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return Function.constructor.apply(null, argNames);
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}
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function isMethodProxySafe(method) {
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return method === "GET" || method === "POST";
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}
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function asyncOnBeforeSend(xhr, method) {
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if (!isMethodProxySafe(method)) {
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xhr.setRequestHeader("X-HTTP-Method-Override", method);
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}
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}
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function asyncOnSuccess(element, data, contentType) {
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var mode;
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if (contentType.indexOf("application/x-javascript") !== -1) { // jQuery already executes JavaScript for us
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return;
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}
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mode = (element.getAttribute("data-ajax-mode") || "").toUpperCase();
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$(element.getAttribute("data-ajax-update")).each(function (i, update) {
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var top;
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switch (mode) {
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case "BEFORE":
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top = update.firstChild;
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$("<div />").html(data).contents().each(function () {
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update.insertBefore(this, top);
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});
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break;
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case "AFTER":
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$("<div />").html(data).contents().each(function () {
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update.appendChild(this);
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});
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break;
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case "REPLACE-WITH":
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$(update).replaceWith(data);
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break;
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default:
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$(update).html(data);
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break;
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}
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});
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}
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function asyncRequest(element, options) {
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var confirm, loading, method, duration;
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confirm = element.getAttribute("data-ajax-confirm");
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if (confirm && !window.confirm(confirm)) {
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return;
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}
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loading = $(element.getAttribute("data-ajax-loading"));
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duration = parseInt(element.getAttribute("data-ajax-loading-duration"), 10) || 0;
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$.extend(options, {
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type: element.getAttribute("data-ajax-method") || undefined,
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url: element.getAttribute("data-ajax-url") || undefined,
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cache: !!element.getAttribute("data-ajax-cache"),
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beforeSend: function (xhr) {
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var result;
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asyncOnBeforeSend(xhr, method);
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result = getFunction(element.getAttribute("data-ajax-begin"), ["xhr"]).apply(element, arguments);
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if (result !== false) {
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loading.show(duration);
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}
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return result;
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},
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complete: function () {
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loading.hide(duration);
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getFunction(element.getAttribute("data-ajax-complete"), ["xhr", "status"]).apply(element, arguments);
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},
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success: function (data, status, xhr) {
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asyncOnSuccess(element, data, xhr.getResponseHeader("Content-Type") || "text/html");
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getFunction(element.getAttribute("data-ajax-success"), ["data", "status", "xhr"]).apply(element, arguments);
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},
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error: function () {
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getFunction(element.getAttribute("data-ajax-failure"), ["xhr", "status", "error"]).apply(element, arguments);
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}
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});
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options.data.push({ name: "X-Requested-With", value: "XMLHttpRequest" });
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method = options.type.toUpperCase();
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if (!isMethodProxySafe(method)) {
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options.type = "POST";
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options.data.push({ name: "X-HTTP-Method-Override", value: method });
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}
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$.ajax(options);
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}
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function validate(form) {
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var validationInfo = $(form).data(data_validation);
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return !validationInfo || !validationInfo.validate || validationInfo.validate();
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}
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$(document).on("click", "a[data-ajax=true]", function (evt) {
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evt.preventDefault();
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asyncRequest(this, {
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url: this.href,
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type: "GET",
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data: []
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});
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});
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$(document).on("click", "form[data-ajax=true] input[type=image]", function (evt) {
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var name = evt.target.name,
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target = $(evt.target),
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form = $(target.parents("form")[0]),
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offset = target.offset();
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form.data(data_click, [
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{ name: name + ".x", value: Math.round(evt.pageX - offset.left) },
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{ name: name + ".y", value: Math.round(evt.pageY - offset.top) }
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]);
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setTimeout(function () {
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form.removeData(data_click);
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}, 0);
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});
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$(document).on("click", "form[data-ajax=true] :submit", function (evt) {
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var name = evt.currentTarget.name,
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target = $(evt.target),
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form = $(target.parents("form")[0]);
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form.data(data_click, name ? [{ name: name, value: evt.currentTarget.value }] : []);
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form.data(data_target, target);
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setTimeout(function () {
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form.removeData(data_click);
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form.removeData(data_target);
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}, 0);
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});
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$(document).on("submit", "form[data-ajax=true]", function (evt) {
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var clickInfo = $(this).data(data_click) || [],
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clickTarget = $(this).data(data_target),
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isCancel = clickTarget && clickTarget.hasClass("cancel");
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evt.preventDefault();
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if (!isCancel && !validate(this)) {
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return;
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}
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asyncRequest(this, {
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url: this.action,
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type: this.method || "GET",
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data: clickInfo.concat($(this).serializeArray())
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});
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});
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}(jQuery));
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@@ -0,0 +1,19 @@
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/* NUGET: BEGIN LICENSE TEXT
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*
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* Microsoft grants you the right to use these script files for the sole
|
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* purpose of either: (i) interacting through your browser with the Microsoft
|
||||
* website or online service, subject to the applicable licensing or use
|
||||
* terms; or (ii) using the files as included with a Microsoft product subject
|
||||
* to that product's license terms. Microsoft reserves all other rights to the
|
||||
* files not expressly granted by Microsoft, whether by implication, estoppel
|
||||
* or otherwise. Insofar as a script file is dual licensed under GPL,
|
||||
* Microsoft neither took the code under GPL nor distributes it thereunder but
|
||||
* under the terms set out in this paragraph. All notices and licenses
|
||||
* below are for informational purposes only.
|
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*
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* NUGET: END LICENSE TEXT */
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/*
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** Unobtrusive Ajax support library for jQuery
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** Copyright (C) Microsoft Corporation. All rights reserved.
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*/
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(function(a){var b="unobtrusiveAjaxClick",d="unobtrusiveAjaxClickTarget",h="unobtrusiveValidation";function c(d,b){var a=window,c=(d||"").split(".");while(a&&c.length)a=a[c.shift()];if(typeof a==="function")return a;b.push(d);return Function.constructor.apply(null,b)}function e(a){return a==="GET"||a==="POST"}function g(b,a){!e(a)&&b.setRequestHeader("X-HTTP-Method-Override",a)}function i(c,b,e){var d;if(e.indexOf("application/x-javascript")!==-1)return;d=(c.getAttribute("data-ajax-mode")||"").toUpperCase();a(c.getAttribute("data-ajax-update")).each(function(f,c){var e;switch(d){case"BEFORE":e=c.firstChild;a("<div />").html(b).contents().each(function(){c.insertBefore(this,e)});break;case"AFTER":a("<div />").html(b).contents().each(function(){c.appendChild(this)});break;case"REPLACE-WITH":a(c).replaceWith(b);break;default:a(c).html(b)}})}function f(b,d){var j,k,f,h;j=b.getAttribute("data-ajax-confirm");if(j&&!window.confirm(j))return;k=a(b.getAttribute("data-ajax-loading"));h=parseInt(b.getAttribute("data-ajax-loading-duration"),10)||0;a.extend(d,{type:b.getAttribute("data-ajax-method")||undefined,url:b.getAttribute("data-ajax-url")||undefined,cache:!!b.getAttribute("data-ajax-cache"),beforeSend:function(d){var a;g(d,f);a=c(b.getAttribute("data-ajax-begin"),["xhr"]).apply(b,arguments);a!==false&&k.show(h);return a},complete:function(){k.hide(h);c(b.getAttribute("data-ajax-complete"),["xhr","status"]).apply(b,arguments)},success:function(a,e,d){i(b,a,d.getResponseHeader("Content-Type")||"text/html");c(b.getAttribute("data-ajax-success"),["data","status","xhr"]).apply(b,arguments)},error:function(){c(b.getAttribute("data-ajax-failure"),["xhr","status","error"]).apply(b,arguments)}});d.data.push({name:"X-Requested-With",value:"XMLHttpRequest"});f=d.type.toUpperCase();if(!e(f)){d.type="POST";d.data.push({name:"X-HTTP-Method-Override",value:f})}a.ajax(d)}function j(c){var b=a(c).data(h);return!b||!b.validate||b.validate()}a(document).on("click","a[data-ajax=true]",function(a){a.preventDefault();f(this,{url:this.href,type:"GET",data:[]})});a(document).on("click","form[data-ajax=true] input[type=image]",function(c){var g=c.target.name,e=a(c.target),f=a(e.parents("form")[0]),d=e.offset();f.data(b,[{name:g+".x",value:Math.round(c.pageX-d.left)},{name:g+".y",value:Math.round(c.pageY-d.top)}]);setTimeout(function(){f.removeData(b)},0)});a(document).on("click","form[data-ajax=true] :submit",function(e){var g=e.currentTarget.name,f=a(e.target),c=a(f.parents("form")[0]);c.data(b,g?[{name:g,value:e.currentTarget.value}]:[]);c.data(d,f);setTimeout(function(){c.removeData(b);c.removeData(d)},0)});a(document).on("submit","form[data-ajax=true]",function(h){var e=a(this).data(b)||[],c=a(this).data(d),g=c&&c.hasClass("cancel");h.preventDefault();if(!g&&!j(this))return;f(this,{url:this.action,type:this.method||"GET",data:e.concat(a(this).serializeArray())})})})(jQuery);
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@@ -0,0 +1,65 @@
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@using HelperMethods.Models
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@model string
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@{
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ViewBag.Title = "GetPeople";
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Layout = "/Views/Shared/_Layout.cshtml";
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AjaxOptions ajaxOpts = new AjaxOptions {
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UpdateTargetId = "tableBody",
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Url = Url.Action("GetPeopleData"),
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LoadingElementId = "loading",
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LoadingElementDuration = 1000
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//Confirm = "Do you wish to request new data?"
|
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};
|
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}
|
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|
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<script type="text/javascript">
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function processData(data) {
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var target = $("#tableBody");
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target.empty();
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for (var i = 0; i < data.length; i++) {
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var person = data[i];
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target.append("<tr><td>" + person.FirstName + "</td><td>" + person.LastName + "</td><td>" + person.Role + "</td></tr>");
|
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}
|
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}
|
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</script>
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<h2>GetPeople</h2>
|
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|
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<div id="loading" class="load" style="display: none;">
|
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<p>Loading Data...</p>
|
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</div>
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<table>
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<thead><tr><th>First</th><th>Last</th><th>Role</th></tr></thead>
|
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<tbody id="tableBody">
|
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@*@foreach (Person p in Model)
|
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{
|
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<tr>
|
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<td>@p.FirstName</td>
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<td>@p.LastName</td>
|
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<td>@p.Role</td>
|
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</tr>
|
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}*@
|
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@Html.Action("GetPeopleData", new { selectedRole = Model})
|
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</tbody>
|
||||
</table>
|
||||
|
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@using (Ajax.BeginForm("GetPeopleData", ajaxOpts))
|
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{
|
||||
<div>
|
||||
@Html.DropDownList("selectedRole", new SelectList( new[] { "All" }.Concat(Enum.GetNames(typeof(Role)))))
|
||||
<button type="submit">Submit</button>
|
||||
</div>
|
||||
}
|
||||
|
||||
<div>
|
||||
@foreach (string role in Enum.GetNames(typeof(Role)))
|
||||
{
|
||||
<div class="ajaxLink">
|
||||
@Ajax.ActionLink(role, "GetPeopleData",
|
||||
new { selectedRole = role },
|
||||
new AjaxOptions { UpdateTargetId = "tableBody", Url = Url.Action("GetPeopleData", new { SelectedRole = role }), OnSuccess = "processData"})
|
||||
</div>
|
||||
}
|
||||
</div>
|
||||
|
||||
@@ -0,0 +1,12 @@
|
||||
@using HelperMethods.Models
|
||||
@model IEnumerable<Person>
|
||||
|
||||
@foreach (Person p in Model)
|
||||
{
|
||||
<tr>
|
||||
<td>@p.FirstName</td>
|
||||
<td>@p.LastName</td>
|
||||
<td>@p.Role</td>
|
||||
</tr>
|
||||
}
|
||||
|
||||
@@ -0,0 +1,37 @@
|
||||
|
||||
@{
|
||||
ViewBag.Title = "Index";
|
||||
Layout = "/Views/Shared/_Layout.cshtml";
|
||||
}
|
||||
|
||||
<h2>Basic Links</h2>
|
||||
<table>
|
||||
<thead><tr><th>Helper</th><th>Output</th></tr></thead>
|
||||
<tbody>
|
||||
<tr>
|
||||
<td>Url.Content("~/Content/Site.css")</td>
|
||||
<td>@Url.Content("~/Content/Site.css")</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>Html.ActionLink("My Link", "Index", "Home")</td>
|
||||
<td>@Html.ActionLink("My Link", "Index", "Home")</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>Url.Action("GetPeople", "People")</td>
|
||||
<td>@Url.Action("GetPeople", "People")</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>Url.RouteUrl(new { controller = "People", action = "Getpeople" })</td>
|
||||
<td>@Url.RouteUrl(new { controller = "People", action = "Getpeople" })</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>Html.RouteLink("My Link", new { Controller = "Poeple", action = "GetPeople" })</td>
|
||||
<td>@Html.RouteLink("My Link", new { Controller = "Poeple", action = "GetPeople" })</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>Html.RouteLink("My Link", "FormRoute", new { controller = "People", action = "GetPeople" })</td>
|
||||
<td>@Html.RouteLink("My Link", "FormRoute", new { controller = "People", action = "GetPeople" })</td>
|
||||
</tr>
|
||||
</tbody>
|
||||
</table>
|
||||
|
||||
@@ -14,7 +14,14 @@
|
||||
.editor-field { margin-left: 10px; }
|
||||
input[type=submit] { float: left; clear: both; margin-top: 10px;}
|
||||
.column { float: left; margin: 10px;}
|
||||
table, td, th {border: thin solid black; border-collapse: collapse;
|
||||
padding: 5px; background-color: lemonchiffon;
|
||||
text-align: left; margin: 10px 0;}
|
||||
div.load { color: red; margin: 10px 0; font-weight: bold; }
|
||||
div.ajaxLink { margin-top: 10px; margin-right: 5px; float: left; }
|
||||
</style>
|
||||
<script src="~/Scripts/jquery-1.10.2.js"></script>
|
||||
<script src="~/Scripts/jquery.unobtrusive-ajax.js"> </script>
|
||||
</head>
|
||||
<body>
|
||||
@RenderBody()
|
||||
|
||||
@@ -6,6 +6,7 @@
|
||||
<package id="Microsoft.AspNet.Razor" version="3.2.3" targetFramework="net452" />
|
||||
<package id="Microsoft.AspNet.WebPages" version="3.2.3" targetFramework="net452" />
|
||||
<package id="Microsoft.CodeDom.Providers.DotNetCompilerPlatform" version="1.0.3" targetFramework="net452" />
|
||||
<package id="Microsoft.jQuery.Unobtrusive.Ajax" version="3.2.3" targetFramework="net452" />
|
||||
<package id="Microsoft.Net.Compilers" version="1.3.2" targetFramework="net452" developmentDependency="true" />
|
||||
<package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net452" />
|
||||
<package id="Modernizr" version="2.6.2" targetFramework="net452" />
|
||||
|
||||
Reference in New Issue
Block a user