1 files changed, 60 insertions, 0 deletions
diff --git a/manager/MessageBox.axaml.cs b/manager/MessageBox.axaml.cs
new file mode 100644
index 0000000..3a6868b
--- /dev/null
+++ b/manager/MessageBox.axaml.cs
@@ -0,0 +1,60 @@
+using System;
+using System.Threading.Tasks;
+using Avalonia;
+using Avalonia.Controls;
+
+namespace manager;
+
+public enum MessageBoxResult
+{
+    Ok,
+    Yes,
+    No,
+    Cancel,
+}
+
+public partial class MessageBox : Window
+{
+    public static readonly StyledProperty<string> TextProperty =
+        AvaloniaProperty.Register<MessageBox, string>(nameof(Text));
+
+    public string Text
+    {
+        get => GetValue(TextProperty);
+        set => SetValue(TextProperty, value);
+    }
+
+    public MessageBox()
+    {
+        InitializeComponent();
+    }
+
+    protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs change)
+    {
+        base.OnPropertyChanged(change);
+        if (change.Property == TextProperty)
+            MessageText.Text = change.NewValue as string ?? "";
+    }
+
+    public void AddButtons(params (string text, MessageBoxResult result)[] buttons)
+    {
+        foreach (var (text, result) in buttons)
+        {
+            var btn = new Button { Content = text, Width = 80 };
+            btn.Click += (_, _) => Close(result);
+            ButtonPanel.Children.Add(btn);
+        }
+    }
+
+    public static Task<MessageBoxResult> Show(Window owner, string text, string title,
+        params (string text, MessageBoxResult result)[] buttons)
+    {
+        var msgBox = new MessageBox
+        {
+            Title = title,
+            Text = text,
+        };
+        msgBox.AddButtons(buttons);
+        return msgBox.ShowDialog<MessageBoxResult>(owner);
+    }
+}