diff --git a/include/AutomatableModelView.h b/include/AutomatableModelView.h
index ead5d81af..3b320434f 100644
--- a/include/AutomatableModelView.h
+++ b/include/AutomatableModelView.h
@@ -36,7 +36,7 @@ class EXPORT AutomatableModelView : public ModelView
 {
 public:
 	AutomatableModelView( Model* model, QWidget* _this );
-	virtual ~AutomatableModelView();
+	virtual ~AutomatableModelView() = default;
 
 	// some basic functions for convenience
 	AutomatableModel* modelUntyped()
diff --git a/include/AutomationPattern.h b/include/AutomationPattern.h
index 0af7ea4fa..89dcfed7c 100644
--- a/include/AutomationPattern.h
+++ b/include/AutomationPattern.h
@@ -54,7 +54,7 @@ public:
 
 	AutomationPattern( AutomationTrack * _auto_track );
 	AutomationPattern( const AutomationPattern & _pat_to_copy );
-	virtual ~AutomationPattern();
+	virtual ~AutomationPattern() = default;
 
 	bool addObject( AutomatableModel * _obj, bool _search_dup = true );
 
diff --git a/include/AutomationTrack.h b/include/AutomationTrack.h
index 733f5941c..195c21e9d 100644
--- a/include/AutomationTrack.h
+++ b/include/AutomationTrack.h
@@ -35,7 +35,7 @@ class AutomationTrack : public Track
 	Q_OBJECT
 public:
 	AutomationTrack( TrackContainer* tc, bool _hidden = false );
-	virtual ~AutomationTrack();
+	virtual ~AutomationTrack() = default;
 
 	virtual bool play( const MidiTime & _start, const fpp_t _frames,
 						const f_cnt_t _frame_base, int _tco_num = -1 );
@@ -63,7 +63,7 @@ class AutomationTrackView : public TrackView
 {
 public:
 	AutomationTrackView( AutomationTrack* at, TrackContainerView* tcv );
-	virtual ~AutomationTrackView();
+	virtual ~AutomationTrackView() = default;
 
 	virtual void dragEnterEvent( QDragEnterEvent * _dee );
 	virtual void dropEvent( QDropEvent * _de );
diff --git a/include/BBTrack.h b/include/BBTrack.h
index aafeeaf71..9e72c4f04 100644
--- a/include/BBTrack.h
+++ b/include/BBTrack.h
@@ -41,7 +41,7 @@ class BBTCO : public TrackContentObject
 {
 public:
 	BBTCO( Track * _track );
-	virtual ~BBTCO();
+	virtual ~BBTCO() = default;
 
 	virtual void saveSettings( QDomDocument & _doc, QDomElement & _parent );
 	virtual void loadSettings( const QDomElement & _this );
@@ -90,7 +90,7 @@ class BBTCOView : public TrackContentObjectView
 	Q_OBJECT
 public:
 	BBTCOView( TrackContentObject * _tco, TrackView * _tv );
-	virtual ~BBTCOView();
+	virtual ~BBTCOView() = default;
 
 	QColor color() const
 	{
diff --git a/include/Fader.h b/include/Fader.h
index be165f234..80359b4c6 100644
--- a/include/Fader.h
+++ b/include/Fader.h
@@ -68,7 +68,7 @@ public:
 
 	Fader( FloatModel * _model, const QString & _name, QWidget * _parent );
 	Fader( FloatModel * _model, const QString & _name, QWidget * _parent, QPixmap * back, QPixmap * leds, QPixmap * knob );
-	virtual ~Fader();
+	virtual ~Fader() = default;
 
 	void init(FloatModel * model, QString const & name);
 
diff --git a/include/FileBrowser.h b/include/FileBrowser.h
index f3daa48d1..91a58831d 100644
--- a/include/FileBrowser.h
+++ b/include/FileBrowser.h
@@ -51,7 +51,7 @@ public:
 	FileBrowser( const QString & directories, const QString & filter,
 			const QString & title, const QPixmap & pm,
 			QWidget * parent, bool dirs_as_items = false, bool recurse = false );
-	virtual ~FileBrowser();
+	virtual ~FileBrowser() = default;
 
 private slots:
 	void reloadTree( void );
@@ -85,7 +85,7 @@ class FileBrowserTreeWidget : public QTreeWidget
 	Q_OBJECT
 public:
 	FileBrowserTreeWidget( QWidget * parent );
-	virtual ~FileBrowserTreeWidget();
+	virtual ~FileBrowserTreeWidget() = default;
 
 
 protected:
diff --git a/include/Graph.h b/include/Graph.h
index 71e6da60b..dc1d1fe16 100644
--- a/include/Graph.h
+++ b/include/Graph.h
@@ -55,7 +55,7 @@ public:
 		int _width = 132,
 		int _height = 104
 	);
-	virtual ~Graph();
+	virtual ~Graph() = default;
 
 	void setForeground( const QPixmap & _pixmap );
 
@@ -122,7 +122,7 @@ public:
 			bool _default_constructed = false,
 			float _step = 0.0 );
 
-	virtual ~graphModel();
+	virtual ~graphModel() = default;
 
 	// TODO: saveSettings, loadSettings?
 
diff --git a/include/Instrument.h b/include/Instrument.h
index 9dd68ef98..ec7245dce 100644
--- a/include/Instrument.h
+++ b/include/Instrument.h
@@ -57,7 +57,7 @@ public:
 
 	Instrument( InstrumentTrack * _instrument_track,
 					const Descriptor * _descriptor );
-	virtual ~Instrument();
+	virtual ~Instrument() = default;
 
 	// --------------------------------------------------------------------
 	// functions that can/should be re-implemented:
diff --git a/include/LcdSpinBox.h b/include/LcdSpinBox.h
index 0bac3ddc0..d6896f52b 100644
--- a/include/LcdSpinBox.h
+++ b/include/LcdSpinBox.h
@@ -38,7 +38,7 @@ public:
 
 	LcdSpinBox( int numDigits, const QString& style, QWidget* parent, const QString& name = QString::null );
 
-	virtual ~LcdSpinBox();
+	virtual ~LcdSpinBox() = default;
 
 	virtual void modelChanged()
 	{
diff --git a/include/Pattern.h b/include/Pattern.h
index 189631412..235f504c4 100644
--- a/include/Pattern.h
+++ b/include/Pattern.h
@@ -163,7 +163,7 @@ class PatternView : public TrackContentObjectView
 
 public:
 	PatternView( Pattern* pattern, TrackView* parent );
-	virtual ~PatternView();
+	virtual ~PatternView() = default;
 
 	Q_PROPERTY(QColor noteFillColor READ getNoteFillColor WRITE setNoteFillColor)
 	Q_PROPERTY(QColor noteBorderColor READ getNoteBorderColor WRITE setNoteBorderColor)
diff --git a/include/Piano.h b/include/Piano.h
index 1515d267d..633236f4a 100644
--- a/include/Piano.h
+++ b/include/Piano.h
@@ -31,7 +31,7 @@
 class InstrumentTrack;
 class MidiEventProcessor;
 
-class Piano : public Model
+class Piano final : public Model
 {
 public:
 	enum KeyTypes
@@ -41,7 +41,6 @@ public:
 	} ;
 
 	Piano( InstrumentTrack* track );
-	virtual ~Piano();
 
 	void setKeyState( int key, bool state );
 
diff --git a/include/PianoView.h b/include/PianoView.h
index 935279a98..2a362c584 100644
--- a/include/PianoView.h
+++ b/include/PianoView.h
@@ -38,7 +38,7 @@ class PianoView : public QWidget, public ModelView
 	Q_OBJECT
 public:
 	PianoView( QWidget * _parent );
-	virtual ~PianoView();
+	virtual ~PianoView() = default;
 
 	static int getKeyFromKeyEvent( QKeyEvent * _ke );
 
diff --git a/include/SampleTrack.h b/include/SampleTrack.h
index 6d39ed355..decf52f3f 100644
--- a/include/SampleTrack.h
+++ b/include/SampleTrack.h
@@ -98,8 +98,7 @@ class SampleTCOView : public TrackContentObjectView
 
 public:
 	SampleTCOView( SampleTCO * _tco, TrackView * _tv );
-	virtual ~SampleTCOView();
-
+	virtual ~SampleTCOView() = default;
 
 public slots:
 	void updateSample();
diff --git a/include/TabBar.h b/include/TabBar.h
index 56900fda4..4ef0b1ac7 100644
--- a/include/TabBar.h
+++ b/include/TabBar.h
@@ -42,7 +42,7 @@ class EXPORT TabBar : public QWidget
 public:
 	TabBar( QWidget * _parent,
 			QBoxLayout::Direction _dir = QBoxLayout::LeftToRight );
-	virtual ~TabBar();
+	virtual ~TabBar() = default;
 
 	TabButton * addTab( QWidget * _w, const QString & _text,
 					int _id, bool _add_stretch = false,
diff --git a/include/TabWidget.h b/include/TabWidget.h
index 402d7c9cc..dacd2648b 100644
--- a/include/TabWidget.h
+++ b/include/TabWidget.h
@@ -37,7 +37,7 @@ class TabWidget : public QWidget
 	Q_OBJECT
 public:
 	TabWidget( const QString & _caption, QWidget * _parent, bool usePixmap = false );
-	virtual ~TabWidget();
+	virtual ~TabWidget() = default;
 
 	void addTab( QWidget * w, const QString & name, const char *pixmap = NULL, int idx = -1 );
 
diff --git a/include/TimeDisplayWidget.h b/include/TimeDisplayWidget.h
index 67ae4d6ca..175f159c9 100644
--- a/include/TimeDisplayWidget.h
+++ b/include/TimeDisplayWidget.h
@@ -37,7 +37,7 @@ class TimeDisplayWidget : public QWidget
 	Q_OBJECT
 public:
 	TimeDisplayWidget();
-	virtual ~TimeDisplayWidget();
+	virtual ~TimeDisplayWidget() = default;
 
 
 protected:
diff --git a/include/ToolButton.h b/include/ToolButton.h
index 62901f590..196ec48f0 100644
--- a/include/ToolButton.h
+++ b/include/ToolButton.h
@@ -42,7 +42,7 @@ public:
 		QToolButton(_parent)
 	{ }
 
-	virtual ~ToolButton();
+	virtual ~ToolButton() = default;
 
 } ;
 
diff --git a/src/core/AutomationPattern.cpp b/src/core/AutomationPattern.cpp
index 32b13f3f4..9345ad566 100644
--- a/src/core/AutomationPattern.cpp
+++ b/src/core/AutomationPattern.cpp
@@ -98,16 +98,6 @@ AutomationPattern::AutomationPattern( const AutomationPattern & _pat_to_copy ) :
 	}
 }
 
-
-
-
-AutomationPattern::~AutomationPattern()
-{
-}
-
-
-
-
 bool AutomationPattern::addObject( AutomatableModel * _obj, bool _search_dup )
 {
 	if( _search_dup && m_objects.contains(_obj) )
diff --git a/src/core/Instrument.cpp b/src/core/Instrument.cpp
index 859882fd3..534bb783a 100644
--- a/src/core/Instrument.cpp
+++ b/src/core/Instrument.cpp
@@ -34,16 +34,6 @@ Instrument::Instrument( InstrumentTrack * _instrument_track,
 {
 }
 
-
-
-
-Instrument::~Instrument()
-{
-}
-
-
-
-
 void Instrument::play( sampleFrame * )
 {
 }
diff --git a/src/core/Piano.cpp b/src/core/Piano.cpp
index 7ea9cb2b0..565f1aa4f 100644
--- a/src/core/Piano.cpp
+++ b/src/core/Piano.cpp
@@ -70,19 +70,6 @@ Piano::Piano( InstrumentTrack* track ) :
 
 }
 
-
-
-
-/*! \brief Destroy this new keyboard display
- *
- */
-Piano::~Piano()
-{
-}
-
-
-
-
 /*! \brief Turn a key on or off
  *
  *  \param key the key number to change
diff --git a/src/gui/AutomatableModelView.cpp b/src/gui/AutomatableModelView.cpp
index 973e5c817..0597cf2f5 100644
--- a/src/gui/AutomatableModelView.cpp
+++ b/src/gui/AutomatableModelView.cpp
@@ -50,16 +50,6 @@ AutomatableModelView::AutomatableModelView( ::Model* model, QWidget* _this ) :
 	widget()->setCursor( QCursor( embed::getIconPixmap( "hand" ), 3, 3 ) );
 }
 
-
-
-
-AutomatableModelView::~AutomatableModelView()
-{
-}
-
-
-
-
 void AutomatableModelView::addDefaultActions( QMenu* menu )
 {
 	AutomatableModel* model = modelUntyped();
diff --git a/src/gui/FileBrowser.cpp b/src/gui/FileBrowser.cpp
index 4a0d22888..91804d136 100644
--- a/src/gui/FileBrowser.cpp
+++ b/src/gui/FileBrowser.cpp
@@ -112,16 +112,6 @@ FileBrowser::FileBrowser(const QString & directories, const QString & filter,
 	show();
 }
 
-
-
-
-FileBrowser::~FileBrowser()
-{
-}
-
-
-
-
 bool FileBrowser::filterItems( const QString & filter, QTreeWidgetItem * item )
 {
 	// call with item=NULL to filter the entire tree
@@ -338,16 +328,6 @@ FileBrowserTreeWidget::FileBrowserTreeWidget(QWidget * parent ) :
 
 }
 
-
-
-
-FileBrowserTreeWidget::~FileBrowserTreeWidget()
-{
-}
-
-
-
-
 void FileBrowserTreeWidget::contextMenuEvent(QContextMenuEvent * e )
 {
 	FileItem * f = dynamic_cast<FileItem *>( itemAt( e->pos() ) );
diff --git a/src/gui/PianoView.cpp b/src/gui/PianoView.cpp
index 2a64e72dd..6e8464dd4 100644
--- a/src/gui/PianoView.cpp
+++ b/src/gui/PianoView.cpp
@@ -130,19 +130,6 @@ PianoView::PianoView( QWidget * _parent ) :
 
 }
 
-
-
-
-/*! \brief Destroy this piano display view
- *
- */
-PianoView::~PianoView()
-{
-}
-
-
-
-
 /*! \brief Map a keyboard key being pressed to a note in our keyboard view
  *
  *  \param _k The keyboard scan code of the key being pressed.
diff --git a/src/gui/widgets/Fader.cpp b/src/gui/widgets/Fader.cpp
index b634ba819..4317066ab 100644
--- a/src/gui/widgets/Fader.cpp
+++ b/src/gui/widgets/Fader.cpp
@@ -133,12 +133,6 @@ Fader::Fader( FloatModel * model, const QString & name, QWidget * parent, QPixma
 	init(model, name);
 }
 
-
-Fader::~Fader()
-{
-}
-
-
 void Fader::init(FloatModel * model, QString const & name)
 {
 	setWindowTitle( name );
diff --git a/src/gui/widgets/Graph.cpp b/src/gui/widgets/Graph.cpp
index 2cca2c424..ed57dcea6 100644
--- a/src/gui/widgets/Graph.cpp
+++ b/src/gui/widgets/Graph.cpp
@@ -56,13 +56,6 @@ Graph::Graph( QWidget * _parent, graphStyle _style, int _width,
 			this, SLOT( updateGraph( ) ) );
 }
 
-
-Graph::~Graph()
-{
-}
-
-
-
 void Graph::setForeground( const QPixmap &_pixmap )
 {
 	m_foreground = _pixmap;
@@ -470,14 +463,6 @@ graphModel::graphModel( float _min, float _max, int _length,
 {
 }
 
-
-
-graphModel::~graphModel()
-{
-}
-
-
-
 void graphModel::setRange( float _min, float _max )
 {
 	if( _min != m_minValue || _max != m_maxValue )
diff --git a/src/gui/widgets/LcdSpinBox.cpp b/src/gui/widgets/LcdSpinBox.cpp
index 2dff70450..325c0171d 100644
--- a/src/gui/widgets/LcdSpinBox.cpp
+++ b/src/gui/widgets/LcdSpinBox.cpp
@@ -58,14 +58,6 @@ LcdSpinBox::LcdSpinBox( int numDigits, const QString& style, QWidget* parent, co
 {
 }
 
-
-
-LcdSpinBox::~LcdSpinBox()
-{
-}
-
-
-
 void LcdSpinBox::update()
 {
 	setValue( model()->value() + m_displayOffset );
diff --git a/src/gui/widgets/SideBar.cpp b/src/gui/widgets/SideBar.cpp
index 2e6c2f048..01ea58919 100644
--- a/src/gui/widgets/SideBar.cpp
+++ b/src/gui/widgets/SideBar.cpp
@@ -41,9 +41,8 @@ public:
 		m_orientation( _orientation )
 	{
 	}
-	virtual ~SideBarButton()
-	{
-	}
+
+	virtual ~SideBarButton() = default;
 
 	Qt::Orientation orientation() const
 	{
diff --git a/src/gui/widgets/TabBar.cpp b/src/gui/widgets/TabBar.cpp
index 115786be5..d40b41d98 100644
--- a/src/gui/widgets/TabBar.cpp
+++ b/src/gui/widgets/TabBar.cpp
@@ -41,16 +41,6 @@ TabBar::TabBar( QWidget * _parent, QBoxLayout::Direction _dir ) :
 	setLayout( m_layout );
 }
 
-
-
-
-TabBar::~TabBar()
-{
-}
-
-
-
-
 TabButton * TabBar::addTab( QWidget * _w, const QString & _text, int _id,
 				bool _add_stretch, bool _text_is_tooltip )
 {
diff --git a/src/gui/widgets/TabWidget.cpp b/src/gui/widgets/TabWidget.cpp
index 6fde217c1..f06710098 100644
--- a/src/gui/widgets/TabWidget.cpp
+++ b/src/gui/widgets/TabWidget.cpp
@@ -61,12 +61,6 @@ TabWidget::TabWidget( const QString & caption, QWidget * parent, bool usePixmap
 
 }
 
-
-TabWidget::~TabWidget()
-{
-}
-
-
 void TabWidget::addTab( QWidget * w, const QString & name, const char *pixmap, int idx )
 {
 	setFont( pointSize<8>( font() ) );
diff --git a/src/gui/widgets/TimeDisplayWidget.cpp b/src/gui/widgets/TimeDisplayWidget.cpp
index 2805aa8f4..2ef764c34 100644
--- a/src/gui/widgets/TimeDisplayWidget.cpp
+++ b/src/gui/widgets/TimeDisplayWidget.cpp
@@ -58,17 +58,6 @@ TimeDisplayWidget::TimeDisplayWidget() :
 					this, SLOT( updateTime() ) );
 }
 
-
-
-
-TimeDisplayWidget::~TimeDisplayWidget()
-{
-}
-
-
-
-
-
 void TimeDisplayWidget::setDisplayMode( DisplayMode displayMode )
 {
 	m_displayMode = displayMode;
diff --git a/src/gui/widgets/ToolButton.cpp b/src/gui/widgets/ToolButton.cpp
index 2f89d8180..21363f66b 100644
--- a/src/gui/widgets/ToolButton.cpp
+++ b/src/gui/widgets/ToolButton.cpp
@@ -41,10 +41,3 @@ ToolButton::ToolButton( const QPixmap & _pixmap, const QString & _tooltip,
 	ToolTip::add( this, _tooltip );
 	setIcon( _pixmap );
 }
-
-
-
-
-ToolButton::~ToolButton()
-{
-}
diff --git a/src/tracks/AutomationTrack.cpp b/src/tracks/AutomationTrack.cpp
index 77693ace6..11c919f0e 100644
--- a/src/tracks/AutomationTrack.cpp
+++ b/src/tracks/AutomationTrack.cpp
@@ -40,16 +40,6 @@ AutomationTrack::AutomationTrack( TrackContainer* tc, bool _hidden ) :
 	setName( tr( "Automation track" ) );
 }
 
-
-
-
-AutomationTrack::~AutomationTrack()
-{
-}
-
-
-
-
 bool AutomationTrack::play( const MidiTime & time_start, const fpp_t _frames,
 							const f_cnt_t _frame_base, int _tco_num )
 {
@@ -108,16 +98,6 @@ AutomationTrackView::AutomationTrackView( AutomationTrack * _at, TrackContainerV
 	setModel( _at );
 }
 
-
-
-
-AutomationTrackView::~AutomationTrackView()
-{
-}
-
-
-
-
 void AutomationTrackView::dragEnterEvent( QDragEnterEvent * _dee )
 {
 	StringPairDrag::processDragEnterEvent( _dee, "automatable_model" );
diff --git a/src/tracks/BBTrack.cpp b/src/tracks/BBTrack.cpp
index 841050cc9..c37c1466f 100644
--- a/src/tracks/BBTrack.cpp
+++ b/src/tracks/BBTrack.cpp
@@ -61,16 +61,6 @@ BBTCO::BBTCO( Track * _track ) :
 	setAutoResize( false );
 }
 
-
-
-
-BBTCO::~BBTCO()
-{
-}
-
-
-
-
 void BBTCO::saveSettings( QDomDocument & doc, QDomElement & element )
 {
 	element.setAttribute( "name", name() );
@@ -168,16 +158,6 @@ BBTCOView::BBTCOView( TrackContentObject * _tco, TrackView * _tv ) :
 	setStyle( QApplication::style() );
 }
 
-
-
-
-BBTCOView::~BBTCOView()
-{
-}
-
-
-
-
 void BBTCOView::constructContextMenu( QMenu * _cm )
 {
 	QAction * a = new QAction( embed::getIconPixmap( "bb_track" ),
diff --git a/src/tracks/Pattern.cpp b/src/tracks/Pattern.cpp
index 560cd73f7..8218d16f6 100644
--- a/src/tracks/Pattern.cpp
+++ b/src/tracks/Pattern.cpp
@@ -616,19 +616,6 @@ PatternView::PatternView( Pattern* pattern, TrackView* parent ) :
 	setStyle( QApplication::style() );
 }
 
-
-
-
-
-
-PatternView::~PatternView()
-{
-}
-
-
-
-
-
 void PatternView::update()
 {
 	ToolTip::add(this, m_pat->name());
diff --git a/src/tracks/SampleTrack.cpp b/src/tracks/SampleTrack.cpp
index 28cda3ffd..7fda6512e 100644
--- a/src/tracks/SampleTrack.cpp
+++ b/src/tracks/SampleTrack.cpp
@@ -302,16 +302,6 @@ SampleTCOView::SampleTCOView( SampleTCO * _tco, TrackView * _tv ) :
 	setStyle( QApplication::style() );
 }
 
-
-
-
-SampleTCOView::~SampleTCOView()
-{
-}
-
-
-
-
 void SampleTCOView::updateSample()
 {
 	update();