Nice Exception Dialog

EstusShots.Gtk/Dialogs/ErrorDialog.cs

@@ -0,0 +1,40 @@
+using EstusShots.Shared.Models;
+using Gtk;
+using UI = Gtk.Builder.ObjectAttribute;
+
+namespace EstusShots.Gtk.Dialogs
+{
+    public class ErrorHandler
+    {
+        [UI] private readonly Dialog ShowErrorDialog = null;
+        [UI] private readonly Label ErrorShortTextLabel = null;
+        [UI] private readonly Label ErrorDetailTextLabel = null;
+        [UI] private readonly TextView StackTraceTextView = null;
+        [UI] private readonly Button ErrorDialogCloseButton = null;
+
+        public void ShowFor(Window window, OperationResult error)
+        {
+            ShowErrorDialog.TransientFor = window;
+            ErrorDialogCloseButton.Clicked += (sender, args) => { ShowErrorDialog.Dispose();};
+            ErrorShortTextLabel.Text = error.ShortMessage;
+            ErrorDetailTextLabel.Visible = error.DetailedMessage != null;
+            ErrorDetailTextLabel.Text = error.DetailedMessage;
+            StackTraceTextView.Visible = error.StackTrace != null;
+            var buff = new TextBuffer(new TextTagTable()) {Text = error.StackTrace};
+            StackTraceTextView.Buffer = buff;
+            ShowErrorDialog.Show();
+        }
+    }
+    
+    public static class ErrorDialog
+    {
+        public static Window MainWindow;
+        public static void Show(OperationResult error)
+        {
+            var handler = new ErrorHandler();
+            var builder = new Builder("MainWindow.glade");
+            builder.Autoconnect(handler);
+            handler.ShowFor(MainWindow, error);
+        }
+    }
+}