feat: add back nav on side button #90

Author: Anthonyy232

src/Nagi.WinUI/MainPage.xaml.cs

@@ -299,6 +299,8 @@ private async void OnMainPageLoaded(object sender, RoutedEventArgs e)
 
             _ = ApplyDynamicThemeForCurrentTrackAsync();
             UpdatePlayerVisualState(false);
+            
+            AddHandler(PointerPressedEvent, new PointerEventHandler(OnGlobalPointerPressed), true);
         }
         catch (Exception ex)
         {
@@ -319,6 +321,8 @@ private void OnMainPageUnloaded(object sender, RoutedEventArgs e)
 
         // Dispose the tray icon control to prevent "Exception Processing Message 0xc0000005" errors on exit.
         AppTrayIconHost?.Dispose();
+        
+        RemoveHandler(PointerPressedEvent, (PointerEventHandler)OnGlobalPointerPressed);
     }
 
     /// <summary>
@@ -545,4 +549,20 @@ private async Task RestorePaneStateAsync()
         }
     }
 
+    /// <summary>
+    ///     Handles global pointer pressed events to enable back navigation using the mouse side button.
+    ///     This is registered with handledEventsToo: true to catch events even if child controls swallow them.
+    /// </summary>
+    private void OnGlobalPointerPressed(object sender, PointerRoutedEventArgs e)
+    {
+        var point = e.GetCurrentPoint(sender as UIElement);
+        var properties = point.Properties;
+
+        if (properties.PointerUpdateKind == Microsoft.UI.Input.PointerUpdateKind.XButton1Pressed)
+        {
+            TryGoBack();
+            e.Handled = true;
+        }
+    }
+
 }