YUI数据表中的ASP.NET MVC 3 [英] YUI DataTable in ASP.NET MVC 3

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本文介绍了YUI数据表中的ASP.NET MVC 3的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!

问题描述

我使用ASP.NET MVC 3,我试图用数据填充我的YUI数据表从我的数据库。

I am using ASP.NET MVC 3. I am trying to populate my YUI data table with data from my database.

在我看来,我有以下code片段:

In my view I have the following code snippets:

@model IEnumerable<MyProject.News>

<meta http-equiv="content-type" content="text/html;charset=utf-8">
<link href="http://yui.yahooapis.com/2.8.2r1/build/reset-fonts-grids/reset-fonts-grids.css" rel="stylesheet" type="text/css">
<link href="http://yui.yahooapis.com/2.8.2r1/build/base/base-min.css" rel="stylesheet" type="text/css">
<link href="http://yui.yahooapis.com/2.8.2r1/build/button/assets/skins/sam/button.css" rel="stylesheet" type="text/css">
<link href="http://yui.yahooapis.com/2.8.2r1/build/datatable/assets/skins/sam/datatable.css" rel="stylesheet" type="text/css">
<link href="/Assets/Stylesheets/MyProject.css" rel="stylesheet" type="text/css">

<script src="http://yui.yahooapis.com/2.8.2r1/build/yahoo-dom-event/yahoo-dom-event.js" type="text/javascript"></script>
<script src="http://yui.yahooapis.com/2.8.2r1/build/element/element-min.js" type="text/javascript"></script>
<script src="http://yui.yahooapis.com/2.8.2r1/build/button/button-min.js" type="text/javascript"></script>
<script src="http://yui.yahooapis.com/2.8.2r1/build/datatable/datatable-min.js" type="text/javascript"></script>
<script src="http://yui.yahooapis.com/2.8.2r1/build/datasource/datasource-min.js" type="text/javascript"></script>
<script src="http://yui.yahooapis.com/2.8.2r1/build/connection/connection-min.js" type="text/javascript"></script>
<script src="http://yui.yahooapis.com/2.8.2r1/build/json/json-min.js" type="text/javascript"></script>

下面是我如何创建我的数据表:

Here is how I create my data table:

<script type="text/javascript">
   YAHOO.util.Event.onDOMReady(function () {
      var btnHelp, btnCreateNews;
      btnHelp = new YAHOO.widget.Button('btnHelp');
      btnCreateNews = new YAHOO.widget.Button('btnCreateNews');

      btnCreateNews.addListener('click', function (e) {
         window.location = '@Url.RouteUrl(Url.NewsCreate())';
      });

      var grdNewsColumnDefs = [
         { key: 'NewsId', label: 'Identifier' },
         { key: 'Title', label: 'Title' },
         { key: 'Body', label: 'Body' }
      ];

      var grdNewsDataSource = YAHOO.util.DataSource('@Url.Action("JsonList")');
      grdNewsDataSource.responseType = YAHOO.util.DataSource.TYPE_JSON;
      grdNewsDataSource.responseSchema = {
         fields: [
            { key: 'NewsId' },
            { key: 'Title' },
            { key: 'Body' }
         ]
      };

      var grdNewsDataTable = new YAHOO.widget.DataTable('grdNews', grdNewsColumnDefs, grdNewsDataSource);
   });

</script>

我的新闻类:

public class News
{
   public int NewsId { get; set; }

   public string Title { get; set; }

   public string Body { get; set; }
}

我的操作方法:

public ActionResult JsonList()
{
   IEnumerable<News> newsList = newsService.FindAll();

   return Json(newsList, JsonRequestBehavior.AllowGet);
}

这是我在网格中得到的错误是:

The error that I get in the grid is:

数据错误。

不知道是什么原因造成的?

Not sure what is causing this?

推荐答案

试试这个:

创建一个封装类:

public class JsonEncapsulatorDto<T>
{
    public IEnumerable<T> Data { get; set; }

    public T DataSingle { get; set; }
}

在您的操作使用方法:

public ActionResult JsonList()
{
   var data = new JsonEncapsulatorDto<News>();
   data.Data = newsService.FindAll();

   return Json(data , JsonRequestBehavior.AllowGet);
}

现在在你的脚本:

var grdNewsDataSource = YAHOO.util.DataSource('@Url.Action("JsonList")');
      grdNewsDataSource.responseType = YAHOO.util.DataSource.TYPE_JSON;
      grdNewsDataSource.responseSchema = {
         resultsList: 'Data',
         fields: [
            { key: 'NewsId' },
            { key: 'Title' },
            { key: 'Body' }
         ]
      };

希望工程。

这篇关于YUI数据表中的ASP.NET MVC 3的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!

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