Add MenuRenderingNotification Example

Umbraco.Docs.Samples.Web/Notifications/TreeNotificationHandler.cs

@@ -0,0 +1,35 @@
+using Umbraco.Cms.Core.Events;
+using Umbraco.Cms.Core.Notifications;
+using Umbraco.Cms.Core.Security;
+
+namespace Umbraco.Docs.Samples.Web.Notifications;
+
+// https://docs.umbraco.com/umbraco-cms/extending/section-trees/trees#menurenderingnotification
+internal class TreeNotificationHandler : INotificationHandler<MenuRenderingNotification>
+{
+    private readonly IBackOfficeSecurityAccessor _backOfficeSecurityAccessor;
+    public TreeNotificationHandler(IBackOfficeSecurityAccessor backOfficeSecurityAccessor)
+    {
+        _backOfficeSecurityAccessor = backOfficeSecurityAccessor;
+    }
+
+    public void Handle(MenuRenderingNotification notification)
+    {
+        // this example will add a custom menu item for all admin users
+        // for all content tree nodes
+        if (notification.TreeAlias.Equals("content") && _backOfficeSecurityAccessor.BackOfficeSecurity?.CurrentUser != null && _backOfficeSecurityAccessor.BackOfficeSecurity.CurrentUser.IsAdmin())
+        {
+            // Creates a menu action that will open /umbraco/currentSection/itemAlias.html
+            var menuItem = new Umbraco.Cms.Core.Models.Trees.MenuItem("itemAlias", "Item name");
+
+            // optional, if you don't want to follow the naming conventions, but do want to use a angular view
+            // you can also use a direct path "../App_Plugins/my/long/url/to/view.html"
+            menuItem.AdditionalData.Add("actionView", "my/long/url/to/view.html");
+
+            // sets the icon to icon-wine-glass
+            menuItem.Icon = "wine-glass";
+            // insert at index 5
+            notification.Menu.Items.Insert(5, menuItem);
+        }
+    }
+}

Umbraco.Docs.Samples.Web/Notifications/UmbracoBuilderNotificationExtensions.cs

@@ -19,7 +19,9 @@ public static IUmbracoBuilder AddDocsSamplesNotifications(this IUmbracoBuilder b
                 .AddNotificationHandler<ContentUnpublishingNotification, AllUnPublishingCheck>()
                 .AddNotificationHandler<SendingContentNotification, EditorSendingContentNotificationHandler>()
                 .AddNotificationHandler<SendingMemberNotification, EditorSendingMemberNotificationHandler>()
-                .AddNotificationHandler<SendingAllowedChildrenNotification, SendingAllowedChildrenNotificationHandler>();
+                .AddNotificationHandler<SendingAllowedChildrenNotification, SendingAllowedChildrenNotificationHandler>()
+                .AddNotificationHandler<MenuRenderingNotification, TreeNotificationHandler>();
+
             return builder;
         }
     }