added loading text

Author: ArkadySK

GbxMapBrowser/GbxInfoPage.xaml

@@ -16,7 +16,7 @@
             <RowDefinition Height="Auto"/>
             <RowDefinition/>
         </Grid.RowDefinitions>
-        <Label Panel.ZIndex="10" Style="{StaticResource DefaultUIStyle}" Grid.Row="0" FontWeight="Bold" Foreground="White" FontSize="20" Content="GBX Info:"/>
+        <Label x:Name="titleLabel" Panel.ZIndex="10" Style="{StaticResource DefaultUIStyle}" Grid.Row="0" FontWeight="Bold" Foreground="White" FontSize="20"/>
         <TreeView x:Name="dataTreeView" Grid.Row="1" >
         </TreeView>
     </Grid>

GbxMapBrowser/GbxInfoPage.xaml.cs

@@ -58,11 +58,15 @@ private async void Page_Loaded(object sender, RoutedEventArgs e)
                 MessageBox.Show("An error happened while reading \"" + path + "\".\nError message: " + ex.Message, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
                 return;
             }
+            titleLabel.Content = "Loading...";
+            await Task.Delay(1000);
 
             TreeViewItem curTreeViewItem = new TreeViewItem() { Header = "Challenge" };
             curTreeViewItem.IsExpanded = true;
             PopulateTreeView(null, curTreeViewItem, challenge);
             await Task.CompletedTask;
+            titleLabel.Content = "GBX Preview:";
+
         }
 
         int maximumDepth = 5;