Merge pull request #6842 from duplicati/feature/added-crash-dialog-window

Add crash dialog

Duplicati/GUI/Duplicati.GUI.TrayIcon/ErrorDialog.cs

@@ -0,0 +1,165 @@
+// Copyright (C) 2025, The Duplicati Team
+// https://duplicati.com, hello@duplicati.com
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the "Software"),
+// to deal in the Software without restriction, including without limitation
+// the rights to use, copy, modify, merge, publish, distribute, sublicense,
+// and/or sell copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+// DEALINGS IN THE SOFTWARE.
+
+#nullable enable
+
+using System;
+using Avalonia;
+using Avalonia.Controls;
+using Avalonia.Controls.ApplicationLifetimes;
+using Avalonia.Media;
+using Avalonia.Layout;
+using Avalonia.Themes.Fluent;
+using ScrollBarVisibility = Avalonia.Controls.Primitives.ScrollBarVisibility;
+
+namespace Duplicati.GUI.TrayIcon
+{
+    /// <summary>
+    /// Helper class for showing error dialogs
+    /// </summary>
+    public static class ErrorDialog
+    {
+        /// <summary>
+        /// Shows an error dialog for the crash, being very defensive to avoid additional crashes.
+        /// This should only be called when the hosted server instance is crashing.
+        /// </summary>
+        /// <param name="ex">The exception to show</param>
+        public static void ShowErrorDialog(Exception ex)
+        {
+
+            try
+            {
+                // Build a simple Avalonia application to show the dialog
+                var builder = AppBuilder
+                    .Configure<Application>()
+                    .UsePlatformDetect();
+
+                var app = builder.SetupWithoutStarting().Instance;
+                if (app == null)
+                    return;
+
+                // Apply a simple theme so controls look native
+                app.Styles.Add(new FluentTheme());
+
+                // Create the message box window
+                var window = new Window
+                {
+                    Title = "Duplicati TrayIcon Error",
+                    Width = 600,
+                    Height = 400,
+                    WindowStartupLocation = WindowStartupLocation.CenterScreen,
+                    CanResize = true,
+                    ShowInTaskbar = false,
+                    Topmost = true
+                };
+
+                // Create the content
+                var stackPanel = new StackPanel
+                {
+                    Margin = new Thickness(20),
+                    Spacing = 10
+                };
+
+                var titleBlock = new TextBlock
+                {
+                    Text = "A fatal error occurred",
+                    FontSize = 16,
+                    FontWeight = FontWeight.Bold,
+                    TextWrapping = TextWrapping.Wrap
+                };
+
+                var messageBlock = new TextBlock
+                {
+                    Text = ex.Message,
+                    TextWrapping = TextWrapping.Wrap
+                };
+
+                // Details label
+                var detailsLabel = new TextBlock
+                {
+                    Text = "Details:",
+                    FontWeight = FontWeight.Bold,
+                    Margin = new Thickness(0, 10, 0, 0)
+                };
+
+                // Scrollable text area with full exception details
+                var exceptionText = new TextBox
+                {
+                    Text = ex.ToString(),
+                    IsReadOnly = true,
+                    TextWrapping = TextWrapping.NoWrap,
+                    AcceptsReturn = true,
+                    FontFamily = new FontFamily("Consolas, Monaco, Courier New, monospace"),
+                    FontSize = 10
+                };
+
+                // Explicitly wrap in a ScrollViewer for proper scrolling
+                var scrollViewer = new ScrollViewer
+                {
+                    Content = exceptionText,
+                    HorizontalScrollBarVisibility = ScrollBarVisibility.Auto,
+                    VerticalScrollBarVisibility = ScrollBarVisibility.Auto,
+                    Height = 200
+                };
+
+                var buttonPanel = new StackPanel
+                {
+                    Orientation = Orientation.Horizontal,
+                    HorizontalAlignment = HorizontalAlignment.Center,
+                    Margin = new Thickness(0, 20, 0, 0)
+                };
+
+                var okButton = new Button
+                {
+                    Content = "OK",
+                    Width = 100,
+                    HorizontalContentAlignment = HorizontalAlignment.Center
+                };
+
+                okButton.Click += (_, _) =>
+                {
+                    try
+                    {
+                        window.Close();
+                    }
+                    catch
+                    {
+                        // Ignore errors closing window
+                    }
+                };
+                buttonPanel.Children.Add(okButton);
+
+                stackPanel.Children.Add(titleBlock);
+                stackPanel.Children.Add(messageBlock);
+                stackPanel.Children.Add(detailsLabel);
+                stackPanel.Children.Add(scrollViewer);
+                stackPanel.Children.Add(buttonPanel);
+
+                window.Content = stackPanel;
+
+                app.Run(window);
+            }
+            catch
+            {
+            }
+        }
+    }
+}

Duplicati/GUI/Duplicati.GUI.TrayIcon/Program.cs

@@ -98,6 +98,22 @@ namespace Duplicati.GUI.TrayIcon
         /// </summary>
         [STAThread]
         public static int Main(string[] _args)
+        {
+            try
+            {
+                return RunMain(_args);
+            }
+            catch (Exception ex)
+            {
+                Library.Crashlog.CrashlogHelper.LogCrashException(ex);
+                ErrorDialog.ShowErrorDialog(ex);
+
+                Environment.Exit(1);
+                return 1;
+            }
+        }
+
+        private static int RunMain(string[] _args)
         {
             PreloadSettingsLoader.ConfigurePreloadSettings(ref _args, PackageHelper.NamedExecutable.TrayIcon);
             var args = new List<string>(_args);

Executables/Duplicati.GUI.TrayIcon/Program.cs

@@ -18,7 +18,6 @@
 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 
 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
 // DEALINGS IN THE SOFTWARE.
-using Duplicati.Library.Crashlog;
 
 namespace Duplicati.GUI.TrayIcon.Net10
 {
@@ -26,6 +25,6 @@ namespace Duplicati.GUI.TrayIcon.Net10
     public static class Program
     {
         public static int Main(string[] args)
-            => CrashlogHelper.WrapWithCrashLog(() => Duplicati.GUI.TrayIcon.Program.Main(args));
+            => Duplicati.GUI.TrayIcon.Program.Main(args);
     }
 }