Fixed "window on top"

* do not show navigator
* no longer "on top" does not mean "on bottom"
* Qt::QueuedConnection

src/blackgui/components/navigatordialog.h

@@ -131,7 +131,7 @@ namespace BlackGui
             int  m_currentColumns = 1;
             QWidgetAction *m_marginMenuAction = nullptr; //!< menu widget(!) action for margin widget
             CMarginsInput *m_input = nullptr; //!< margins widget
-            QTimer m_watchdog;
+            QTimer         m_watchdog;        //!< navigator watchdog
             BlackMisc::CSetting<BlackGui::Settings::TNavigator> m_settings { this, &CNavigatorDialog::onSettingsChanged };
         };
     } // ns

src/blackgui/guiapplication.cpp

@@ -1118,7 +1118,7 @@ namespace BlackGui
 
     bool CGuiApplication::toggleStayOnTop()
     {
-        QWidget *w = CGuiApplication::mainApplicationWidget();
+        QMainWindow *w = CGuiApplication::mainApplicationWindow();
         if (!w) { return false; }
         const bool onTop = CGuiUtility::toggleStayOnTop(w);
         CLogMessage(w).info(onTop ? QStringLiteral("Window on top") : QStringLiteral("Window not always on top"));

src/blackgui/guiutility.cpp

@@ -393,7 +393,7 @@ namespace BlackGui
         if (Qt::WindowStaysOnTopHint & flags)
         {
             flags &= ~Qt::WindowStaysOnTopHint;
-            flags |= Qt::WindowStaysOnBottomHint;
+            // flags |= Qt::WindowStaysOnBottomHint;
         }
         else
         {