- add: nice error view

Nebula.Launcher/MessageBox/MessageWindow.axaml.cs

@@ -1,12 +1,28 @@
 using Avalonia.Controls;
+using Avalonia.Input;
+using Avalonia.Interactivity;
 
 namespace Nebula.Launcher.MessageBox;
 
-public partial class MessageWindow : Window
+public partial class MessageWindow : Window, IMessageContainerProvider
 { 
-    public MessageWindow(out IMessageContainerProvider provider)
+    public MessageWindow()
     {
         InitializeComponent();
-        Content = new MessageView(out provider);
+    }
+
+    public void ShowMessage(string message, string title)
+    {
+        MessageView.ShowMessage(message, title);
+    }
+    
+    private void Close_Click(object? sender, RoutedEventArgs e)
+    {
+        Close();
+    }
+
+    private void InputElement_OnPointerPressed(object? sender, PointerPressedEventArgs e)
+    {
+        BeginMoveDrag(e);
     }
 }