- tweak: Search think

Nebula.Launcher/Utils/DelegateCommand.cs

@@ -0,0 +1,28 @@
+using System;
+using System.Windows.Input;
+using Nebula.Launcher.ViewModels;
+
+namespace Nebula.Launcher.Utils;
+
+public class DelegateCommand<T> : ICommand
+{
+    private readonly Action<T> _func;
+    public readonly Ref<T> TRef = new();
+
+    public DelegateCommand(Action<T> func)
+    {
+        _func = func;
+    }
+
+    public bool CanExecute(object? parameter)
+    {
+        return true;
+    }
+
+    public void Execute(object? parameter)
+    {
+        _func(TRef.Value);
+    }
+
+    public event EventHandler? CanExecuteChanged;
+}

Nebula.Launcher/Utils/Ref.cs

@@ -0,0 +1,6 @@
+namespace Nebula.Launcher.Utils;
+
+public class Ref<T>
+{
+    public T Value = default!;
+}