being more const aware

examples/iotdashboard/MainItem.cpp

@@ -345,13 +345,13 @@ bool MainItem::eventFilter( QObject* object, QEvent* event )
     }
 }
 
-bool MainItem::gestureFilter( QQuickItem* item, QEvent* event )
+bool MainItem::gestureFilter( const QQuickItem* item, const QEvent* event )
 {
     auto& recognizer = m_panRecognizer;
 
     if( event->type() == QEvent::MouseButtonPress )
     {
-        const auto mouseEvent = static_cast< QMouseEvent* >( event );
+        auto mouseEvent = static_cast< const QMouseEvent* >( event );
 
         if( ( item != this ) || ( recognizer.timeout() < 0 ) )
         {

examples/iotdashboard/MainItem.h

@@ -74,7 +74,7 @@ class MainItem : public QskControl
 
   protected:
     bool eventFilter(QObject* obj, QEvent* event) override final;
-    bool gestureFilter( QQuickItem*, QEvent* ) override final;
+    bool gestureFilter( const QQuickItem*, const QEvent* ) override final;
     void gestureEvent( QskGestureEvent* ) override final;
 
   private:

src/controls/QskControl.cpp

@@ -809,7 +809,7 @@ bool QskControl::childMouseEventFilter( QQuickItem* item, QEvent* event )
     return d_func()->maybeGesture( item, event );
 }
 
-bool QskControl::gestureFilter( QQuickItem*, QEvent* )
+bool QskControl::gestureFilter( const QQuickItem*, const QEvent* )
 {
     return false;
 }

src/controls/QskControl.h

@@ -196,7 +196,7 @@ class QSK_EXPORT QskControl : public QskQuickItem, public QskSkinnable
     void hoverLeaveEvent( QHoverEvent* ) override;
 
     bool childMouseEventFilter( QQuickItem*, QEvent* ) override;
-    virtual bool gestureFilter( QQuickItem*, QEvent* );
+    virtual bool gestureFilter( const QQuickItem*, const QEvent* );
 
     void itemChange( ItemChange, const ItemChangeData& ) override;
     void geometryChange( const QRectF&, const QRectF& ) override;

src/controls/QskControlPrivate.cpp

@@ -309,7 +309,7 @@ QSizeF QskControlPrivate::explicitSizeHint( Qt::SizeHint whichHint ) const
     return QSizeF();
 }
 
-bool QskControlPrivate::maybeGesture( QQuickItem* child, QEvent* event )
+bool QskControlPrivate::maybeGesture( const QQuickItem* child, const QEvent* event )
 {
     Q_Q( QskControl );
 

src/controls/QskControlPrivate.h

@@ -36,7 +36,7 @@ class QskControlPrivate : public QskQuickItemPrivate
     void implicitSizeChanged() override final;
     void layoutConstraintChanged() override final;
 
-    bool maybeGesture( QQuickItem*, QEvent* );
+    bool maybeGesture( const QQuickItem*, const QEvent* );
 
     QskPlacementPolicy::Policy placementPolicy( bool visible ) const noexcept;
     void setPlacementPolicy( bool visible, QskPlacementPolicy::Policy );

src/controls/QskGestureRecognizer.cpp

@@ -295,7 +295,7 @@ QskGestureRecognizer::State QskGestureRecognizer::state() const
 }
 
 bool QskGestureRecognizer::processEvent(
-    QQuickItem* item, QEvent* event, bool blockReplayedEvents )
+    const QQuickItem* item, const QEvent* event, bool blockReplayedEvents )
 {
     if ( m_data->isReplayingEvents && blockReplayedEvents )
     {
@@ -331,7 +331,7 @@ bool QskGestureRecognizer::processEvent(
         if ( buttons == Qt::NoButton )
             buttons = watchedItem->acceptedMouseButtons();
 
-        auto mouseEvent = static_cast< QMouseEvent* >( event );
+        auto mouseEvent = static_cast< const QMouseEvent* >( event );
         if ( !( buttons & mouseEvent->button() ) )
             return false;
 
@@ -383,7 +383,7 @@ bool QskGestureRecognizer::processEvent(
         {
             case QEvent::MouseButtonPress:
             {
-                auto mouseEvent = static_cast< QMouseEvent* >( event );
+                auto mouseEvent = static_cast< const QMouseEvent* >( event );
                 m_data->pendingEvents += qskClonedMouseEvent( mouseEvent );
 
                 pressEvent( mouseEvent );
@@ -392,7 +392,7 @@ bool QskGestureRecognizer::processEvent(
 
             case QEvent::MouseMove:
             {
-                auto mouseEvent = static_cast< QMouseEvent* >( event );
+                auto mouseEvent = static_cast< const QMouseEvent* >( event );
                 m_data->pendingEvents += qskClonedMouseEvent( mouseEvent );
 
                 moveEvent( mouseEvent );
@@ -401,7 +401,7 @@ bool QskGestureRecognizer::processEvent(
 
             case QEvent::MouseButtonRelease:
             {
-                auto mouseEvent = static_cast< QMouseEvent* >( event );
+                auto mouseEvent = static_cast< const QMouseEvent* >( event );
                 m_data->pendingEvents += qskClonedMouseEvent( mouseEvent );
 
                 if ( m_data->state == Pending )

src/controls/QskGestureRecognizer.h

@@ -41,7 +41,7 @@ class QSK_EXPORT QskGestureRecognizer
     // timestamp, when the Idle state had been left
     ulong timestamp() const;
 
-    bool processEvent( QQuickItem*, QEvent*, bool blockReplayedEvents = true );
+    bool processEvent( const QQuickItem*, const QEvent*, bool blockReplayedEvents = true );
 
     void reject();
     void accept();

src/controls/QskScrollBox.cpp

@@ -446,7 +446,7 @@ void QskScrollBox::wheelEvent( QWheelEvent* event )
 
 #endif
 
-bool QskScrollBox::gestureFilter( QQuickItem* item, QEvent* event )
+bool QskScrollBox::gestureFilter( const QQuickItem* item, const QEvent* event )
 {
     if ( event->type() == QEvent::MouseButtonPress )
     {
@@ -501,7 +501,7 @@ bool QskScrollBox::gestureFilter( QQuickItem* item, QEvent* event )
             its parent, finally ending up here for a second time.
          */
 
-        const auto mouseEvent = static_cast< QMouseEvent* >( event );
+        auto mouseEvent = static_cast< const QMouseEvent* >( event );
         if ( recognizer.hasProcessedBefore( mouseEvent ) )
         {
             /*

src/controls/QskScrollBox.h

@@ -73,7 +73,7 @@ class QSK_EXPORT QskScrollBox : public QskControl
     virtual QPointF scrollOffset( const QWheelEvent* ) const;
 #endif
 
-    bool gestureFilter( QQuickItem*, QEvent* ) override;
+    bool gestureFilter( const QQuickItem*, const QEvent* ) override;
     void setScrollableSize( const QSizeF& );
 
   private: