fix(ui): propagate color scheme to GTK for WebKit dark mode detection

1 file · +15 -0

M internal/ui/app.go +15 -0


@@ -166,6 +166,21 @@ func (a *App) onActivate(ctx context.Context) {
166	166		log := logging.FromContext(ctx)
167	167		log.Debug().Msg("GTK application activated")
168	168
	169	+	// Propagate app color scheme preference to GTK (and WebKit)
	170	+	// so web content can correctly evaluate prefers-color-scheme.
	171	+	if settings := gtk.SettingsGetDefault(); settings != nil {
	172	+	scheme := "default"
	173	+	if a.deps != nil && a.deps.Config != nil && a.deps.Config.Appearance.ColorScheme != "" {
	174	+	scheme = a.deps.Config.Appearance.ColorScheme
	175	+	}
	176	+	prefersDark := theme.ResolveColorScheme(scheme)
	177	+	settings.SetPropertyGtkApplicationPreferDarkTheme(prefersDark)
	178	+	log.Debug().
	179	+	Str("scheme", scheme).
	180	+	Bool("prefers_dark", prefersDark).
	181	+	Msg("set gtk-application-prefer-dark-theme")
	182	+	}
	183	+
169	184		// Prewarm WebView pool now that GTK is initialized
170	185		if a.pool != nil {
171	186		a.pool.Prewarm(ctx, 0)


@@ -166,6 +166,21 @@ func (a *App) onActivate(ctx context.Context) {
166	log := logging.FromContext(ctx)	166		log := logging.FromContext(ctx)
167	log.Debug().Msg("GTK application activated")	167		log.Debug().Msg("GTK application activated")
168		168
		169	+	// Propagate app color scheme preference to GTK (and WebKit)
		170	+	// so web content can correctly evaluate prefers-color-scheme.
		171	+	if settings := gtk.SettingsGetDefault(); settings != nil {
		172	+	scheme := "default"
		173	+	if a.deps != nil && a.deps.Config != nil && a.deps.Config.Appearance.ColorScheme != "" {
		174	+	scheme = a.deps.Config.Appearance.ColorScheme
		175	+	}
		176	+	prefersDark := theme.ResolveColorScheme(scheme)
		177	+	settings.SetPropertyGtkApplicationPreferDarkTheme(prefersDark)
		178	+	log.Debug().
		179	+	Str("scheme", scheme).
		180	+	Bool("prefers_dark", prefersDark).
		181	+	Msg("set gtk-application-prefer-dark-theme")
		182	+	}
		183	+
169	// Prewarm WebView pool now that GTK is initialized	184		// Prewarm WebView pool now that GTK is initialized
170	if a.pool != nil {	185		if a.pool != nil {
171	a.pool.Prewarm(ctx, 0)	186		a.pool.Prewarm(ctx, 0)