This example demonstrates how to submit parameter values in a URL query string and implement the viewer's action method to apply the values to a report.
How to Run the Example
- Download the project and update NuGet packages.
- Build and run the project.
- Navigate to a page that contains the document viewer and specify a parameter value in a URL query string.
Files to Review
Documentation
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Example Code
ReportingApp/Views/Home/Viewer.cshtml
Razor@{
var viewerRender = Html.DevExpress().WebDocumentViewer("DocumentViewer")
.Height("1000px")
.Bind(Model);
@viewerRender.RenderHtml()
}
@section Scripts {
<link href="~/css/dx-reporting-skeleton-screen.css" rel="stylesheet" />
<link rel="stylesheet" href="~/css/viewer.part.bundle.css" />
<script src="~/js/reporting.thirdparty.bundle.js"></script>
<script src="~/js/viewer.part.bundle.js"></script>
@viewerRender.RenderScripts()
}
ReportingApp/Controllers/HomeController.cs
C#using Microsoft.AspNetCore.Mvc;
using ReportingApp.PredefinedReports;
namespace ReportingApp.Controllers {
public class HomeController : Controller {
public IActionResult Index() {
return View();
}
public IActionResult Error() {
Models.ErrorModel model = new Models.ErrorModel();
return View(model);
}
public IActionResult Viewer(string? strParam) {
var report = new XtraReport1();
report.Parameters["strParam"].Value = strParam;
report.Parameters["strParam"].Visible = false;
return View(report);
}
}
}