partial-views

问题 I have a MVC project where I want to render my menu using Model. I declare the menu contents at the Session_Start event in Global.asax.cs and using break point i knew that it is filling out correctly. I cannot simply use @Html.Partial("_Menu") inside my _Layout.cshtml And if I do @Html.Partial("_Menu", Model.Something) , I get a Object reference not set to an instance of an object error on the Model. 回答1: First off I would recommend against the session object, but since you're using it then

问题 I have a view which contains a dropdown list and on dropdownlist item being selected I load a partial view. And when the form is submitted I want to be able to get both the values from main view and partial view during form submit. Here is the main view @model AdminPortal.Areas.Hardware.Models.CreateModule @{ ViewBag.Title = "Create Module"; Layout = "~/Views/shared/_BootstrapLayout.basic.cshtml"; } @Html.ValidationSummary(true) <fieldset class="form-horizontal"> <legend>Add a Module <small

问题 This question already has answers here : What is the difference between <%, <%=, <%# and -%> in ERB in Rails? (7 answers) Closed 4 months ago . I have dynamic select boxes in my view ../diys/_form.htmlerb ... <%= f.fields_for :attached_vehicles do |av| %> <p>Select make</p> <%= av.select :make, options_for_select(@makes.collect { |make|[make.make_name, make.id] }, 0), {}, { id: 'makes_select' } %><br> <p>Select model</p> <%= av.select :model, (render "make_models/make_model"), {}, { id:

问题 I was having this problem trying to render a partial via an asynchronous request from my users views. The problem was that CanCan was not authorizing the call, because it was inside a new action that I created on user_controller.rb . I am new to Rails and I thought that putting :edit on the ability class was enough. I caught this error because I removed the remote: true from my link, so it can render the view via a http request. Don't as me why I did that. Begginer's luck! My question is: how

问题 Having faced this issue (I wanted to allow an edit by using a bootstrap modal window, i'm using MVC4 and entity framework), when I want to save my changes, I have this error message since I'm using the modal window : Store update, insert, or delete statement affected an unexpected number of rows (0). Entities may have been modified or deleted since entities were loaded. Refresh ObjectStateManager entries. Here are my actions : [HttpGet] public ActionResult EditPerson(long id) { var person =

问题 I'm having trouble returning my partial view to my controller. I was able to successfully do this once already, but it seems I'm having trouble doing it twice. Error is at the end of the code. Here's my workflow: Controller name: public class PatientMergeController : Controller Page load, return view: public ActionResult Index() { return View(); } View returned is Index.cshtml: @using ThisController = myNameSpace.Web.App.Controllers.PatientMerge.PatientMergeController @model IEnumerable

问题 I'm working on an ajax search functionality triggered by a onkeydown event in the searchstring textbox. As soon as you enter something in the textbox, it' suppose to return only the categories that match the searchstring immidiately in a partial view. Search function on the server side works just the way I want, and it returns the list of viewmodels based on the result back to the view. However, the view looks totally unchanged. Below is the index View where I entered absolutely nothing in

问题 I have this section defined in my _Layout.cshtml @RenderSection("Scripts", false) I can easily use it from a view: @section Scripts { @*Stuff comes here*@ } What I'm struggling with is how to get some content injected inside this section from a partial view. Let's assume this is my view page: @section Scripts { <script> //code comes here </script> } <div> poo bar poo </div> <div> @Html.Partial("_myPartial") </div> I need to inject some content inside the Scripts section from _myPartial

问题 I have a partial that pulls the list of games someone has in their Steam Library <h1><%= header %></h1> <% player = SteamWebApi::Player.new(steamId) owned_games = player.owned_games(include_appinfo: true)%> <% owned_games.each do |game| %> <%= game['playtime_2weeks'] %> <% if game['img_icon_url'].blank? %> <%= image_tag 'http://www.readyicons.com/IconSets/Sky_Light_(Basic)/32x32-no.png' %> <% else %> <%= image_tag "http://media.steampowered.com/steamcommunity/public/images/apps/#{game['appid'

问题 I have a problem with Ajax.BeginForm. I have a form with submit and button that updates partial view. What I am trying to accomplish is that I could use following return statements in the same Action. // button activates this return PartialView("PartialViewName", data); and // submit activates this return Redirect(model.Url); Now the problem is that Redirect causes problems to the Ajax.BeginForm <% using (Ajax.BeginForm("Action", "Controller", new AjaxOptions { OnSuccess = "OnSuccess",