Broadcast potential theme changes on window creation

2025-09-10 18:08:01 +02:00 · 2025-09-10 18:08:01 +02:00 · 04f53b5f62
commit 04f53b5f62
parent a9091f9edd
1 changed files with 14 additions and 0 deletions
--- a/winit/src/lib.rs
+++ b/winit/src/lib.rs
@ -647,6 +647,20 @@ async fn run_instance<P>(
                    system_theme,
                );

+                let window_theme = window
+                    .raw
+                    .theme()
+                    .map(conversion::theme_mode)
+                    .unwrap_or_default();
+
+                if system_theme != window_theme {
+                    system_theme = window_theme;
+
+                    runtime.broadcast(subscription::Event::SystemThemeChanged(
+                        window_theme,
+                    ));
+                }
+
                window.raw.set_theme(conversion::window_theme(
                    window.state.theme_mode(),
                ));