improved updater exception handling visuals

Author: maxijabase

Interop/Updater/UpdateWindow.xaml

@@ -20,7 +20,7 @@
     </controls:MetroWindow.Resources>
     <Grid>
         <TextBlock Name="MainLine" VerticalAlignment="Top" Margin="10,0,40,0" FontSize="16" Foreground="{DynamicResource AccentColorBrush}" IsHitTestVisible="False" />
-        <TextBlock Name="SubLine" HorizontalAlignment="Stretch" VerticalAlignment="Top" Margin="50,25,0,0" FontSize="14" Foreground="{DynamicResource AccentColorBrush}" IsHitTestVisible="False" />
+        <TextBlock Name="SubLine" VerticalAlignment="Top" Margin="10,25,40,0" FontSize="14" Foreground="{DynamicResource AccentColorBrush}" IsHitTestVisible="False" />
         <Button Name="ActionYesButton" HorizontalAlignment="Left" VerticalAlignment="Top" Margin="10,25,0,0" Width="50" Click="ActionYesButton_Click" />
         <Button Name="ActionNoButton" HorizontalAlignment="Left" VerticalAlignment="Top" Margin="69,25,0,0" Width="50" Click="ActionNoButton_Click" />
         <FlowDocumentScrollViewer xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"

Interop/Updater/UpdateWindow.xaml.cs

@@ -9,6 +9,7 @@
 using System.Windows.Input;
 using System.Windows.Media;
 using MahApps.Metro;
+using MahApps.Metro.Controls.Dialogs;
 using MdXaml;
 using SPCode.Utils;
 
@@ -52,10 +53,12 @@ private void ActionNoButton_Click(object sender, RoutedEventArgs e)
         {
             Close();
         }
+
         private void ActionGithubButton_Click(object sender, RoutedEventArgs e)
         {
             Process.Start(new ProcessStartInfo(Constants.GitHubLatestRelease));
         }
+
         private void MetroWindow_KeyDown(object sender, KeyEventArgs e)
         {
             if (e.Key == Key.Escape)
@@ -157,13 +160,15 @@ private void UpdateDownloadWorker()
                 client.DownloadFile(updater.BrowserDownloadUrl, updater.Name);
                 client.DownloadFile(portable.BrowserDownloadUrl, portable.Name);
             }
-            catch (Exception e)
+            catch (Exception ex)
             {
-                MessageBox.Show(
-                    "Error while downloading the updater." + Environment.NewLine + "Details: " + e.Message +
-                    Environment.NewLine + "$$$" + e.StackTrace,
-                    "Error", MessageBoxButton.OK, MessageBoxImage.Warning);
-                Dispatcher.Invoke(Close);
+                Dispatcher.Invoke(() =>
+                {
+                    Program.MainWindow.ShowMessageAsync("Error while downloading the update assets",
+                        $"{ex.Message}", MessageDialogStyle.Affirmative, Program.MainWindow.MetroDialogOptions);
+                    Close();
+                });
+                return;
             }
 
             Thread.Sleep(100);

Utils/DefaultTranslations.cs

@@ -243,7 +243,7 @@ public class DefaultTranslations
             { "No", "No" },
             { "ViewGithub", "View on GitHub" },
             { "UpdatingTo", "Updating to {0}" },
-            { "DownloadingUpdater", "Downloading updater..." },
+            { "DownloadingUpdater", "Downloading update assets..." },
             { "StartingUpdater", "Starting updater..." },
             { "Add", "Add" },
             { "Remove", "Remove" },