fix more gcc compiler errors

playground/levelingsensor/SkinFactory.cpp

@@ -43,8 +43,18 @@ namespace
             style< Skinnable >( editor );
         }
 
+      public:
+        Skin()
+        {
+            QskSkinHintTableEditor editor( &hintTable() );
+            declareSkinlet< QskSlider, QskSliderSkinlet >( editor );
+            declareSkinlet< QskTextLabel, QskTextLabelSkinlet >();
+            declareSkinlet< QskLevelingSensor, QskLevelingSensorSkinlet >( editor );
+        }
+    };
+
     template<>
-        void style< QskSlider >( QskSkinHintTableEditor& editor )
+    void Skin::style< QskSlider >( QskSkinHintTableEditor& editor )
     {
         using A = QskAspect;
         using Q = QskSlider;
@@ -96,7 +106,7 @@ namespace
     }
 
     template<>
-        void style< QskLevelingSensor >( QskSkinHintTableEditor& editor )
+    void Skin::style< QskLevelingSensor >( QskSkinHintTableEditor& editor )
     {
         using Q = QskLevelingSensor;
 
@@ -142,16 +152,6 @@ namespace
         editor.setStrutSize( Q::TickmarksZLabels, { 0.9, 0.0 } ); // r1 %, r2 %
         editor.setAlignment( Q::TickmarksZLabels, Qt::AlignCenter );
     }
-
-      public:
-        Skin()
-        {
-            QskSkinHintTableEditor editor( &hintTable() );
-            declareSkinlet< QskSlider, QskSliderSkinlet >( editor );
-            declareSkinlet< QskTextLabel, QskTextLabelSkinlet >();
-            declareSkinlet< QskLevelingSensor, QskLevelingSensorSkinlet >( editor );
-        }
-    };
 }
 
 QStringList SkinFactory::skinNames() const

playground/levelingsensor/main.cpp

@@ -147,7 +147,7 @@ namespace
             auto linearIntervalA = []( const qreal degree ) -> QskIntervalF {
                 return { -degree, +degree };
             };
-            auto linearIntervalB = []( const qreal degree ) -> QskIntervalF { return {}; };
+            auto linearIntervalB = []( const qreal /*degree*/ ) -> QskIntervalF { return {}; };
 
             auto radialIntervalA = []( const qreal degree ) -> QskIntervalF {
                 return { -degree, +degree };