Create RoutedEventTriggerBaseOfT.cs

src/Avalonia.Xaml.Interactions.Custom/Core/RoutedEventTriggerBaseOfT.cs

@@ -0,0 +1,44 @@
+using System.Reactive.Disposables;
+using Avalonia.Interactivity;
+using Avalonia.Xaml.Interactivity;
+
+namespace Avalonia.Xaml.Interactions.Custom;
+
+/// <summary>
+/// 
+/// </summary>
+/// <typeparam name="T"></typeparam>
+public abstract class RoutedEventTriggerBase<T> : RoutedEventTriggerBase where T : RoutedEventArgs
+{
+    /// <summary>
+    /// 
+    /// </summary>
+    protected abstract RoutedEvent<T> RoutedEvent { get; }
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="disposables"></param>
+    protected override void OnAttached(CompositeDisposable disposables)
+    {
+        if (AssociatedObject is Interactive interactive)
+        {
+            var disposable = interactive.AddDisposableHandler(
+                RoutedEvent, 
+                Handler, 
+                EventRoutingStrategy);
+            disposables.Add(disposable);
+        }
+    }
+
+    private void Handler(object? sender, T e)
+    {
+        if (!IsEnabled)
+        {
+            return;
+        }
+
+        e.Handled = MarkAsHandled;
+        Interaction.ExecuteActions(AssociatedObject, Actions, e);
+    }
+}