【问题标题】:XtraReport not showing any dataXtraReport 未显示任何数据
【发布时间】:2015-11-09 14:12:12
【问题描述】:

我已按照本文档link 中的说明进行操作。 xtrareport 显示框工具栏,但不显示任何数据。我做错了什么?

在我的 HomeController.cs 中

 public ActionResult Index()
        {
            ViewBag.Message = "Welcome to DevExpress Extensions for ASP.NET MVC!";
            ViewData["Report"] = new DXApplication.Reports.XtraReport1();

            return View();
        }

       public ActionResult DocumentViewerPartial() 
       {
        ViewData["Report"] = new DXApplication.Reports.XtraReport1();
        return PartialView("DocumentViewerPartial");
        }



        public ActionResult ExportDocumentViewer()
        {
            return DevExpress.Web.Mvc.DocumentViewerExtension.ExportTo(new DXApplication.Reports.XtraReport1());
        }

DocumentViewerPartial.cs

**@Html.DevExpress().DocumentViewer(settings =>
{
    settings.Name = "DocumentViewer";
    settings.Report = (DXApplication.Reports.XtraReport1)ViewData["Reports"];

    settings.CallbackRouteValues = new { Controller = "Home", Action = "DocumentViewerPartial" };
    settings.ExportRouteValues = new { Controller = "Home", Action = "ExportDocumentViewer" };
}).GetHtml()**

还有Index.cshtml

{
    ViewBag.Title = "Home Page";

}
@ViewBag.Message

@Html.Action("DocumentViewerPartial")

【问题讨论】:

    标签: c# asp.net-mvc devexpress


    【解决方案1】:

    尝试更改 DocumentViewerPartial.cs ViewData["Reports"]ViewData["Report"]

    【讨论】:

      【解决方案2】:

      在 XtraReport1 中你是怎么写的?如果您提供您的代码 XtraReport1 或为我们提供一个简单的案例演示,那就太好了。 我在你的控制器中看到,如果你写它,它将获得第三个数据: ViewData["Report"] = new DXApplication.Reports.XtraReport1();

      1. Index()中的第一个
      2. DocumentViewerPartial() 中的第二个
      3. ExportDocumentViewer() 中的第三个

      准备好你只需要第一次获取数据,你可以写:

      public ActionResult Index()
          {
              ViewBag.Message = "Welcome to DevExpress Extensions for ASP.NET MVC!";
              return View();
          }
      
         public ActionResult DocumentViewerPartial() 
         {
          Session["Report"] = new DXApplication.Reports.XtraReport1();
          return PartialView("DocumentViewerPartial");
          }
      
          public ActionResult ExportDocumentViewer()
          {
              return DevExpress.Web.Mvc.DocumentViewerExtension.ExportTo(Session["Report"] as XtraReport1());
          }
      

      然后在 DocumentViewerPartial.cs 中编辑:

      @Html.DevExpress().DocumentViewer(settings =>{
      settings.Name = "DocumentViewer";
      settings.Report = (DXApplication.Reports.XtraReport1)Session["Reports"];
      
      settings.CallbackRouteValues = new { Controller = "Home", Action = "DocumentViewerPartial" };
      settings.ExportRouteValues = new { Controller = "Home", Action = "ExportDocumentViewer" };}).GetHtml()
      

      然后在你调用的文件 Index.cshtml 中最终:

      @Html.Partial("ExportDocumentViewer")
      @Html.Partial("DocumentViewerPartial")
      

      请进行相应的修改并让我知道你的结果。

      【讨论】:

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