Ref T447, info area

* force floating windows on top "allFloatingOnTop()"
* slots -> normal functions
* use BLACK_VERIFY to avoid "shutdown" in release build, possible reason for Ref T334

src/blackgui/infoarea.h

@@ -93,17 +93,6 @@ namespace BlackGui
         //! Docked area indexes
         QList<int> getAreaIndexesDockedOrFloating(bool floating) const;
 
-    signals:
-        //! Tab bar changed
-        void changedInfoAreaTabBarIndex(int index);
-
-        //! Status of info area changed
-        void changedInfoAreaStatus(int currentTabIndex, QList<int> dockedAreas, QList<int> floatingAreas);
-
-        //! Whole info area floating
-        void changedWholeInfoAreaFloating(bool floating);
-
-    public slots:
         //! Dock all widgets
         void dockAllWidgets();
 
@@ -113,6 +102,9 @@ namespace BlackGui
         //! All widgets floating
         void floatAllWidgets();
 
+        //! All floating info areas on top
+        void allFloatingOnTop();
+
         //! Toggle dock / floating of the whole info area
         virtual void toggleFloatingWholeInfoArea();
 
@@ -158,6 +150,16 @@ namespace BlackGui
         //! Display status messages in all info areas (according their state)
         void displayStatusMessages(const BlackMisc::CStatusMessageList &statusMessages);
 
+    signals:
+        //! Tab bar changed
+        void changedInfoAreaTabBarIndex(int index);
+
+        //! Status of info area changed
+        void changedInfoAreaStatus(int currentTabIndex, QList<int> dockedAreas, QList<int> floatingAreas);
+
+        //! Whole info area floating
+        void changedWholeInfoAreaFloating(bool floating);
+
     protected:
         //! Constructor
         explicit CInfoArea(QWidget *parent = nullptr);