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Getting started with Blazor ContextMenu component

This section briefly explains about how to include Context Menu Component in your Blazor server-side application. You can refer Getting Started with Syncfusion Blazor for Server-side in Visual Studio 2019 page page for the introduction and configuring the common specifications.

To get start quickly with Context Menu Component using Blazor, you can check on this video:

Importing Syncfusion Blazor component in the application

  1. Install the Syncfusion.Blazor NuGet package to the application by using the NuGet Package Manager.
  2. You can add the client-side style resources through CDN or from NuGet package in the <head> element of the ~/Pages/_Host.chtml page.

Please ensure to check the Include prerelease option.

    <link href="_content/Syncfusion.Blazor/styles/bootstrap4.css" rel="stylesheet" />
    @*<link href="" rel="stylesheet" />*@

For Internet Explorer 11 kindly refer the polyfills. Refer the documentation for more information.

    <link href="_content/Syncfusion.Blazor/styles/bootstrap4.css" rel="stylesheet" />
    <script src=""></script>

Adding component package to the application

Open /_Imports.razor file and import the Syncfusion.Blazor.Navigations package.

@using Syncfusion.Blazor.Navigations

Add SyncfusionBlazor service in Startup.cs

Open the Startup.cs file and add services required by Syncfusion components. Add services.AddSyncfusionBlazor() method in the ConfigureServices function as follows.

namespace BlazorApplication
    public class Startup
        public void ConfigureServices(IServiceCollection services)

To enable custom client side resource loading from CRG or CDN. You need to disable resource loading by AddSyncfusionBlazor(true) and load the scripts in the HEAD element of the ~/Pages/_Host.cshtml page.

    <environment include="Development">
        <script src="">

Adding Context Menu component to the application

Now, add the Blazor Context Menu component in razor page in the Pages folder. For example, the Context Menu component is added in the ~/Pages/Index.razor page.

<div id="target">Right click/Touch hold to open the ContextMenu </div>
<SfContextMenu Target="#target" Items="@MenuItems"></SfContextMenu>

@code {
    public List<MenuItem> MenuItems = new List<MenuItem>
        new MenuItem{ Text = "Cut" },
        new MenuItem{ Text = "Copy" },
        new MenuItem{ Text = "Paste" }

    #target {
        border: 1px dashed;
        height: 150px;
        padding: 10px;
        position: relative;
        text-align: justify;
        color: gray;
        user-select: none;

Run the application

After successful compilation of your application, simply press F5 to run the application. The Blazor Context Menu component will render in the web browser as shown below

ContextMenu Sample

See Also