private async void ThemeSettingsService_OnAccentColorChanged(object sender, Color color) { await _dispatcher.CallOnUIThreadAsync(() => { if (Sets.Items == null) { return; } foreach (SetsViewItem item in Sets.Items) { item.Icon.Foreground = new SolidColorBrush(color); item.SelectionIndicatorForeground = new SolidColorBrush(color); } }); }