-bool SystemTray::isSystemTrayAvailable() const { return false; }
-bool SystemTray::isAlerted() const { return state() == NeedsAttention; }
-SystemTray::Mode SystemTray::mode() const { return _mode; }
-SystemTray::State SystemTray::state() const { return _state; }
-bool SystemTray::shouldBeVisible() const { return _shouldBeVisible; }
-QMenu *SystemTray::trayMenu() const { return _trayMenu; }
-QString SystemTray::toolTipTitle() const { return _toolTipTitle; }
-QString SystemTray::toolTipSubTitle() const { return _toolTipSubTitle; }
-bool SystemTray::animationEnabled() const { return _animationEnabled; }