diff --git a/src/Gui/ActionFunction.cpp b/src/Gui/ActionFunction.cpp
index b6beeaf542..5ef70c8448 100644
--- a/src/Gui/ActionFunction.cpp
+++ b/src/Gui/ActionFunction.cpp
@@ -50,9 +50,7 @@ ActionFunction::ActionFunction(QObject* parent)
 {
 }
 
-ActionFunction::~ActionFunction()
-{
-}
+ActionFunction::~ActionFunction() = default;
 
 void ActionFunction::trigger(QAction* action, std::function<void()> func)
 {
@@ -135,9 +133,7 @@ TimerFunction::TimerFunction(QObject* parent)
     d_ptr->autoDelete = false;
 }
 
-TimerFunction::~TimerFunction()
-{
-}
+TimerFunction::~TimerFunction() = default;
 
 void TimerFunction::setFunction(std::function<void()> func)
 {
diff --git a/src/Gui/AutoSaver.cpp b/src/Gui/AutoSaver.cpp
index 74086a8ea8..9e89ab081b 100644
--- a/src/Gui/AutoSaver.cpp
+++ b/src/Gui/AutoSaver.cpp
@@ -66,9 +66,7 @@ AutoSaver::AutoSaver(QObject* parent)
     //NOLINTEND
 }
 
-AutoSaver::~AutoSaver()
-{
-}
+AutoSaver::~AutoSaver() = default;
 
 AutoSaver* AutoSaver::instance()
 {
@@ -290,9 +288,7 @@ RecoveryWriter::RecoveryWriter(AutoSaveProperty& saver)
 {
 }
 
-RecoveryWriter::~RecoveryWriter()
-{
-}
+RecoveryWriter::~RecoveryWriter() = default;
 
 bool RecoveryWriter::shouldWrite(const std::string& name, const Base::Persistence *object) const
 {
diff --git a/src/Gui/BlenderNavigationStyle.cpp b/src/Gui/BlenderNavigationStyle.cpp
index 0ef5bb4e8f..b9f209ba88 100644
--- a/src/Gui/BlenderNavigationStyle.cpp
+++ b/src/Gui/BlenderNavigationStyle.cpp
@@ -43,9 +43,7 @@ BlenderNavigationStyle::BlenderNavigationStyle() : lockButton1(false)
 {
 }
 
-BlenderNavigationStyle::~BlenderNavigationStyle()
-{
-}
+BlenderNavigationStyle::~BlenderNavigationStyle() = default;
 
 const char* BlenderNavigationStyle::mouseButtons(ViewerMode mode)
 {
diff --git a/src/Gui/CADNavigationStyle.cpp b/src/Gui/CADNavigationStyle.cpp
index 3cd1f7942e..e0dd117231 100644
--- a/src/Gui/CADNavigationStyle.cpp
+++ b/src/Gui/CADNavigationStyle.cpp
@@ -42,9 +42,7 @@ CADNavigationStyle::CADNavigationStyle() : lockButton1(false)
 {
 }
 
-CADNavigationStyle::~CADNavigationStyle()
-{
-}
+CADNavigationStyle::~CADNavigationStyle() = default;
 
 const char* CADNavigationStyle::mouseButtons(ViewerMode mode)
 {
diff --git a/src/Gui/CallTips.cpp b/src/Gui/CallTips.cpp
index 517fbef1a5..35f5b9f33f 100644
--- a/src/Gui/CallTips.cpp
+++ b/src/Gui/CallTips.cpp
@@ -120,9 +120,7 @@ CallTipsList::CallTipsList(QPlainTextEdit* parent)
     compKeys.append(Qt::Key_BraceRight);
 }
 
-CallTipsList::~CallTipsList()
-{
-}
+CallTipsList::~CallTipsList() = default;
 
 void CallTipsList::keyboardSearch(const QString& wordPrefix)
 {
diff --git a/src/Gui/ComboView.cpp b/src/Gui/ComboView.cpp
index 5ffeb3c1ea..f142d7672f 100644
--- a/src/Gui/ComboView.cpp
+++ b/src/Gui/ComboView.cpp
@@ -87,9 +87,7 @@ ComboView::ComboView(bool showModel, Gui::Document* pcDocument, QWidget *parent)
     //tabs->addTab(projectView, tr("Project"));
 }
 
-ComboView::~ComboView()
-{
-}
+ComboView::~ComboView() = default;
 
 void ComboView::showDialog(Gui::TaskView::TaskDialog *dlg)
 {
diff --git a/src/Gui/Command.cpp b/src/Gui/Command.cpp
index 29da29c69e..52076fa768 100644
--- a/src/Gui/Command.cpp
+++ b/src/Gui/Command.cpp
@@ -228,9 +228,7 @@ Command::Command(const char* name)
     bCanLog     = true;
 }
 
-Command::~Command()
-{
-}
+Command::~Command() = default;
 
 void Command::setShortcut(const QString &shortcut)
 {
@@ -1118,9 +1116,7 @@ MacroCommand::MacroCommand(const char* name, bool system)
     sScriptName = nullptr;
 }
 
-MacroCommand::~MacroCommand()
-{
-}
+MacroCommand::~MacroCommand() = default;
 
 void MacroCommand::activated(int iMsg)
 {
@@ -1787,9 +1783,7 @@ void PythonGroupCommand::onActionInit() const
 // CommandManager
 //===========================================================================
 
-CommandManager::CommandManager()
-{
-}
+CommandManager::CommandManager() = default;
 
 CommandManager::~CommandManager()
 {
diff --git a/src/Gui/CommandActionPy.cpp b/src/Gui/CommandActionPy.cpp
index 3ca1a46d04..389f68783c 100644
--- a/src/Gui/CommandActionPy.cpp
+++ b/src/Gui/CommandActionPy.cpp
@@ -46,9 +46,7 @@ CommandActionPy::CommandActionPy(Py::PythonClassInstance* self, Py::Tuple& args,
     cmd = Application::Instance->commandManager().getCommandByName(name);
 }
 
-CommandActionPy::~CommandActionPy()
-{
-}
+CommandActionPy::~CommandActionPy() = default;
 
 Py::Object CommandActionPy::getAction()
 {
diff --git a/src/Gui/CommandStd.cpp b/src/Gui/CommandStd.cpp
index 83b2b5ee06..c5d50cb2ac 100644
--- a/src/Gui/CommandStd.cpp
+++ b/src/Gui/CommandStd.cpp
@@ -855,7 +855,7 @@ class StdCmdUserEditMode : public Gui::Command
 {
 public:
     StdCmdUserEditMode();
-    ~StdCmdUserEditMode() override{}
+    ~StdCmdUserEditMode() override = default;
     void languageChange() override;
     const char* className() const override {return "StdCmdUserEditMode";}
     void updateIcon(int mode);
diff --git a/src/Gui/CommandTest.cpp b/src/Gui/CommandTest.cpp
index b2f42206f0..21014a228d 100644
--- a/src/Gui/CommandTest.cpp
+++ b/src/Gui/CommandTest.cpp
@@ -567,9 +567,7 @@ public:
     explicit BarThread(unsigned long s) : steps(s)
     {
     }
-    ~BarThread() override
-    {
-    }
+    ~BarThread() override  = default;
     void run() override
     {
         QMutex mutex;
diff --git a/src/Gui/CommandView.cpp b/src/Gui/CommandView.cpp
index 17b468e0c8..f3e5b0e75c 100644
--- a/src/Gui/CommandView.cpp
+++ b/src/Gui/CommandView.cpp
@@ -287,7 +287,7 @@ class StdCmdFreezeViews : public Gui::Command
 {
 public:
     StdCmdFreezeViews();
-    ~StdCmdFreezeViews() override{}
+    ~StdCmdFreezeViews() override = default;
     const char* className() const override
     { return "StdCmdFreezeViews"; }
 
@@ -636,7 +636,7 @@ class StdCmdDrawStyle : public Gui::Command
 {
 public:
     StdCmdDrawStyle();
-    ~StdCmdDrawStyle() override{}
+    ~StdCmdDrawStyle() override = default;
     void languageChange() override;
     const char* className() const override {return "StdCmdDrawStyle";}
     void updateIcon(const Gui::MDIView* view);
diff --git a/src/Gui/Control.cpp b/src/Gui/Control.cpp
index 83e1b4084e..47e21cd17b 100644
--- a/src/Gui/Control.cpp
+++ b/src/Gui/Control.cpp
@@ -54,10 +54,7 @@ ControlSingleton::ControlSingleton()
 
 }
 
-ControlSingleton::~ControlSingleton()
-{
-
-}
+ControlSingleton::~ControlSingleton() = default;
 
 Gui::TaskView::TaskView* ControlSingleton::taskPanel() const
 {
diff --git a/src/Gui/DAGView/DAGModel.h b/src/Gui/DAGView/DAGModel.h
index 624fed7818..eb809b95cb 100644
--- a/src/Gui/DAGView/DAGModel.h
+++ b/src/Gui/DAGView/DAGModel.h
@@ -84,7 +84,7 @@ namespace Gui
       void editingFinishedSlot();
 
     private:
-      Model(){}
+      Model() = default;
       //documentObject slots.
       using Connection = boost::signals2::connection;
       Connection connectNewObject;
diff --git a/src/Gui/DAGView/DAGView.cpp b/src/Gui/DAGView/DAGView.cpp
index e4f34a0337..d525bbc9b1 100644
--- a/src/Gui/DAGView/DAGView.cpp
+++ b/src/Gui/DAGView/DAGView.cpp
@@ -60,9 +60,7 @@ View::View(QWidget* parentIn): QGraphicsView(parentIn)
           this, &View::awakeSlot);
 }
 
-View::~View()
-{
-}
+View::~View() = default;
 
 void View::slotActiveDocument(const Document &documentIn)
 {
diff --git a/src/Gui/DAGView/DAGView.h b/src/Gui/DAGView/DAGView.h
index 1229bfe32b..9b9ccd75e9 100644
--- a/src/Gui/DAGView/DAGView.h
+++ b/src/Gui/DAGView/DAGView.h
@@ -67,7 +67,7 @@ namespace Gui
         Q_OBJECT
     public:
         explicit DockWindow(Gui::Document* gDocumentIn = nullptr, QWidget *parent = nullptr);
-        ~DockWindow() override{}
+        ~DockWindow() override = default;
 
     private:
         View *dagView;
diff --git a/src/Gui/DlgActionsImp.cpp b/src/Gui/DlgActionsImp.cpp
index 4031975dc3..ddddeb7d15 100644
--- a/src/Gui/DlgActionsImp.cpp
+++ b/src/Gui/DlgActionsImp.cpp
@@ -564,9 +564,7 @@ IconFolders::IconFolders(const QStringList& paths, QWidget* parent)
         addButton->setDisabled(true);
 }
 
-IconFolders::~IconFolders()
-{
-}
+IconFolders::~IconFolders() = default;
 
 void IconFolders::addFolder()
 {
diff --git a/src/Gui/DlgAddProperty.cpp b/src/Gui/DlgAddProperty.cpp
index 40ab59df9d..088d9f2372 100644
--- a/src/Gui/DlgAddProperty.cpp
+++ b/src/Gui/DlgAddProperty.cpp
@@ -56,8 +56,8 @@ DlgAddProperty::DlgAddProperty(QWidget* parent,
 
     std::vector<Base::Type> types;
     Base::Type::getAllDerivedFrom(Base::Type::fromName("App::Property"),types);
-    std::sort(types.begin(), types.end(), [](Base::Type a, Base::Type b) { return strcmp(a.getName(), b.getName()) < 0; });
-
+    std::sort(types.begin(), types.end(), [](Base::Type a, Base::Type b) { return strcmp(a.getName(), b.getName()) < 0; });
+
     for(const auto& type : types) {
         ui->comboType->addItem(QString::fromLatin1(type.getName()));
         if(type == defType)
@@ -72,10 +72,7 @@ DlgAddProperty::DlgAddProperty(QWidget* parent,
 /**
  *  Destroys the object and frees any allocated resources
  */
-DlgAddProperty::~DlgAddProperty()
-{
-    // no need to delete child widgets, Qt does it all for us
-}
+DlgAddProperty::~DlgAddProperty() = default;
 
 static std::string containerName(const App::PropertyContainer *c) {
     auto doc = Base::freecad_dynamic_cast<App::Document>(c);
diff --git a/src/Gui/DlgCreateNewPreferencePackImp.cpp b/src/Gui/DlgCreateNewPreferencePackImp.cpp
index f02535c21a..af7f586c2e 100644
--- a/src/Gui/DlgCreateNewPreferencePackImp.cpp
+++ b/src/Gui/DlgCreateNewPreferencePackImp.cpp
@@ -57,9 +57,7 @@ DlgCreateNewPreferencePackImp::DlgCreateNewPreferencePackImp(QWidget* parent)
 }
 
 
-DlgCreateNewPreferencePackImp::~DlgCreateNewPreferencePackImp()
-{
-}
+DlgCreateNewPreferencePackImp::~DlgCreateNewPreferencePackImp() = default;
 
 void DlgCreateNewPreferencePackImp::setPreferencePackTemplates(const std::vector<Gui::PreferencePackManager::TemplateFile>& availableTemplates)
 {
diff --git a/src/Gui/DlgCustomizeImp.cpp b/src/Gui/DlgCustomizeImp.cpp
index 516ee8466f..c1109d25c5 100644
--- a/src/Gui/DlgCustomizeImp.cpp
+++ b/src/Gui/DlgCustomizeImp.cpp
@@ -104,10 +104,7 @@ DlgCustomizeImp::DlgCustomizeImp(QWidget* parent, Qt::WindowFlags fl)
 /**
  *  Destroys the object and frees any allocated resources
  */
-DlgCustomizeImp::~DlgCustomizeImp()
-{
-    // no need to delete child widgets, Qt does it all for us
-}
+DlgCustomizeImp::~DlgCustomizeImp() = default;
 
 /**
  * Adds a customize page with its class name \a className.
diff --git a/src/Gui/DlgCustomizeSpNavSettings.cpp b/src/Gui/DlgCustomizeSpNavSettings.cpp
index 78a42a6106..441ef48ea6 100644
--- a/src/Gui/DlgCustomizeSpNavSettings.cpp
+++ b/src/Gui/DlgCustomizeSpNavSettings.cpp
@@ -51,9 +51,7 @@ DlgCustomizeSpNavSettings::DlgCustomizeSpNavSettings(QWidget *parent) :
     initialize();
 }
 
-DlgCustomizeSpNavSettings::~DlgCustomizeSpNavSettings()
-{
-}
+DlgCustomizeSpNavSettings::~DlgCustomizeSpNavSettings() = default;
 
 void DlgCustomizeSpNavSettings::setupConnections()
 {
diff --git a/src/Gui/DlgCustomizeSpaceball.cpp b/src/Gui/DlgCustomizeSpaceball.cpp
index d650d625d0..aa4a00cca6 100644
--- a/src/Gui/DlgCustomizeSpaceball.cpp
+++ b/src/Gui/DlgCustomizeSpaceball.cpp
@@ -690,10 +690,7 @@ DlgCustomizeSpaceball::DlgCustomizeSpaceball(QWidget *parent)
     connect(printReference, &QPushButton::clicked, this, &DlgCustomizeSpaceball::goPrint);
 }
 
-DlgCustomizeSpaceball::~DlgCustomizeSpaceball()
-{
-
-}
+DlgCustomizeSpaceball::~DlgCustomizeSpaceball() = default;
 
 void DlgCustomizeSpaceball::setMessage(const QString& message)
 {
diff --git a/src/Gui/DlgDisplayPropertiesImp.cpp b/src/Gui/DlgDisplayPropertiesImp.cpp
index 87143ca0cd..07957396e1 100644
--- a/src/Gui/DlgDisplayPropertiesImp.cpp
+++ b/src/Gui/DlgDisplayPropertiesImp.cpp
@@ -632,10 +632,7 @@ TaskDisplayProperties::TaskDisplayProperties()
     Content.push_back(taskbox);
 }
 
-TaskDisplayProperties::~TaskDisplayProperties()
-{
-    // automatically deleted in the sub-class
-}
+TaskDisplayProperties::~TaskDisplayProperties() = default;
 
 QDialogButtonBox::StandardButtons TaskDisplayProperties::getStandardButtons() const
 {
diff --git a/src/Gui/DlgEditFileIncludePropertyExternal.cpp b/src/Gui/DlgEditFileIncludePropertyExternal.cpp
index 82cdb62c7e..f273a21611 100644
--- a/src/Gui/DlgEditFileIncludePropertyExternal.cpp
+++ b/src/Gui/DlgEditFileIncludePropertyExternal.cpp
@@ -49,11 +49,7 @@ DlgEditFileIncludePropertyExternal(App::PropertyFileIncluded& Prop,
 /**
  *  Destroys the object and frees any allocated resources
  */
-DlgEditFileIncludePropertyExternal::~DlgEditFileIncludePropertyExternal()
-{
-    // no need to delete child widgets, Qt does it all for us
-}
-
+DlgEditFileIncludePropertyExternal::~DlgEditFileIncludePropertyExternal() = default;
 
 int DlgEditFileIncludePropertyExternal::processFile()
 {
diff --git a/src/Gui/DlgInputDialogImp.cpp b/src/Gui/DlgInputDialogImp.cpp
index 3941b0f271..5f70de8a6c 100644
--- a/src/Gui/DlgInputDialogImp.cpp
+++ b/src/Gui/DlgInputDialogImp.cpp
@@ -61,10 +61,7 @@ DlgInputDialogImp::DlgInputDialogImp( const QString& labelTxt, QWidget* parent,
 /**
  *  Destroys the object and frees any allocated resources
  */
-DlgInputDialogImp::~DlgInputDialogImp()
-{
-    // no need to delete child widgets, Qt does it all for us
-}
+DlgInputDialogImp::~DlgInputDialogImp() = default;
 
 void DlgInputDialogImp::textChanged( const QString &s )
 {
diff --git a/src/Gui/DlgKeyboardImp.cpp b/src/Gui/DlgKeyboardImp.cpp
index f5f81e174a..08f0381c34 100644
--- a/src/Gui/DlgKeyboardImp.cpp
+++ b/src/Gui/DlgKeyboardImp.cpp
@@ -111,9 +111,7 @@ DlgCustomKeyboardImp::DlgCustomKeyboardImp( QWidget* parent  )
 }
 
 /** Destroys the object and frees any allocated resources */
-DlgCustomKeyboardImp::~DlgCustomKeyboardImp()
-{
-}
+DlgCustomKeyboardImp::~DlgCustomKeyboardImp() = default;
 
 void DlgCustomKeyboardImp::setupConnections()
 {
diff --git a/src/Gui/DlgMacroExecuteImp.cpp b/src/Gui/DlgMacroExecuteImp.cpp
index a6b258d67e..640addab09 100644
--- a/src/Gui/DlgMacroExecuteImp.cpp
+++ b/src/Gui/DlgMacroExecuteImp.cpp
@@ -58,7 +58,7 @@ namespace Gui {
             : QTreeWidgetItem(widget),
             systemWide(systemwide){}
 
-            ~MacroItem() override{}
+            ~MacroItem() override = default;
 
             bool systemWide;
         };
@@ -104,10 +104,7 @@ DlgMacroExecuteImp::DlgMacroExecuteImp( QWidget* parent, Qt::WindowFlags fl )
 /**
  *  Destroys the object and frees any allocated resources
  */
-DlgMacroExecuteImp::~DlgMacroExecuteImp()
-{
-    // no need to delete child widgets, Qt does it all for us
-}
+DlgMacroExecuteImp::~DlgMacroExecuteImp() = default;
 
 void DlgMacroExecuteImp::setupConnections()
 {
diff --git a/src/Gui/DlgMacroRecordImp.cpp b/src/Gui/DlgMacroRecordImp.cpp
index 9afc0d7322..0796749b16 100644
--- a/src/Gui/DlgMacroRecordImp.cpp
+++ b/src/Gui/DlgMacroRecordImp.cpp
@@ -73,10 +73,7 @@ DlgMacroRecordImp::DlgMacroRecordImp( QWidget* parent, Qt::WindowFlags fl )
 /**
  *  Destroys the object and frees any allocated resources
  */
-DlgMacroRecordImp::~DlgMacroRecordImp()
-{
-    // no need to delete child widgets, Qt does it all for us
-}
+DlgMacroRecordImp::~DlgMacroRecordImp() = default;
 
 void DlgMacroRecordImp::setupConnections()
 {
diff --git a/src/Gui/DlgMaterialPropertiesImp.cpp b/src/Gui/DlgMaterialPropertiesImp.cpp
index 08331a4261..27448e50c1 100644
--- a/src/Gui/DlgMaterialPropertiesImp.cpp
+++ b/src/Gui/DlgMaterialPropertiesImp.cpp
@@ -64,9 +64,7 @@ DlgMaterialPropertiesImp::DlgMaterialPropertiesImp(const std::string& mat, QWidg
 /**
  *  Destroys the object and frees any allocated resources
  */
-DlgMaterialPropertiesImp::~DlgMaterialPropertiesImp()
-{
-}
+DlgMaterialPropertiesImp::~DlgMaterialPropertiesImp() = default;
 
 void DlgMaterialPropertiesImp::setupConnections()
 {
diff --git a/src/Gui/DlgOnlineHelpImp.cpp b/src/Gui/DlgOnlineHelpImp.cpp
index aa3749c0a6..a16cf2ec1e 100644
--- a/src/Gui/DlgOnlineHelpImp.cpp
+++ b/src/Gui/DlgOnlineHelpImp.cpp
@@ -58,9 +58,7 @@ DlgOnlineHelpImp::DlgOnlineHelpImp( QWidget* parent )
 /**
  *  Destroys the object and frees any allocated resources
  */
-DlgOnlineHelpImp::~DlgOnlineHelpImp()
-{
-}
+DlgOnlineHelpImp::~DlgOnlineHelpImp() = default;
 
 /**
  * Returns the start page for the HelpView. If none is defined the default 
diff --git a/src/Gui/DlgParameterImp.cpp b/src/Gui/DlgParameterImp.cpp
index 8df3dda0e1..1105d2afb7 100644
--- a/src/Gui/DlgParameterImp.cpp
+++ b/src/Gui/DlgParameterImp.cpp
@@ -479,9 +479,7 @@ ParameterGroup::ParameterGroup( QWidget * parent )
     menuEdit->setDefaultAction(expandAct);
 }
 
-ParameterGroup::~ParameterGroup()
-{
-}
+ParameterGroup::~ParameterGroup() = default;
 
 void ParameterGroup::contextMenuEvent ( QContextMenuEvent* event )
 {
@@ -680,9 +678,7 @@ ParameterValue::ParameterValue( QWidget * parent )
             this, qOverload<QTreeWidgetItem*, int>(&ParameterValue::onChangeSelectedItem));
 }
 
-ParameterValue::~ParameterValue()
-{
-}
+ParameterValue::~ParameterValue() = default;
 
 void ParameterValue::setCurrentGroup( const Base::Reference<ParameterGrp>& hGrp )
 {
@@ -1020,9 +1016,7 @@ ParameterValueItem::ParameterValueItem ( QTreeWidget* parent, const Base::Refere
     setFlags(flags() | Qt::ItemIsEditable);
 }
 
-ParameterValueItem::~ParameterValueItem()
-{
-}
+ParameterValueItem::~ParameterValueItem() = default;
 
 void ParameterValueItem::setData ( int column, int role, const QVariant & value )
 {
@@ -1052,9 +1046,7 @@ ParameterText::ParameterText ( QTreeWidget * parent, QString label, const char*
     setText(2, QString::fromUtf8(value));
 }
 
-ParameterText::~ParameterText()
-{
-}
+ParameterText::~ParameterText() = default;
 
 void ParameterText::changeValue()
 {
@@ -1096,9 +1088,7 @@ ParameterInt::ParameterInt ( QTreeWidget * parent, QString label, long value, co
     setText(2, QString::fromLatin1("%1").arg(value));
 }
 
-ParameterInt::~ParameterInt()
-{
-}
+ParameterInt::~ParameterInt() = default;
 
 void ParameterInt::changeValue()
 {
@@ -1140,9 +1130,7 @@ ParameterUInt::ParameterUInt ( QTreeWidget * parent, QString label, unsigned lon
     setText(2, QString::fromLatin1("%1").arg(value));
 }
 
-ParameterUInt::~ParameterUInt()
-{
-}
+ParameterUInt::~ParameterUInt() = default;
 
 void ParameterUInt::changeValue()
 {
@@ -1193,9 +1181,7 @@ ParameterFloat::ParameterFloat ( QTreeWidget * parent, QString label, double val
     setText(2, QString::fromLatin1("%1").arg(value));
 }
 
-ParameterFloat::~ParameterFloat()
-{
-}
+ParameterFloat::~ParameterFloat() = default;
 
 void ParameterFloat::changeValue()
 {
@@ -1237,9 +1223,7 @@ ParameterBool::ParameterBool ( QTreeWidget * parent, QString label, bool value,
     setText(2, QString::fromLatin1((value ? "true" : "false")));
 }
 
-ParameterBool::~ParameterBool()
-{
-}
+ParameterBool::~ParameterBool() = default;
 
 void ParameterBool::changeValue()
 {
diff --git a/src/Gui/DlgPreferencePackManagementImp.cpp b/src/Gui/DlgPreferencePackManagementImp.cpp
index b956965e79..a1a0dad41a 100644
--- a/src/Gui/DlgPreferencePackManagementImp.cpp
+++ b/src/Gui/DlgPreferencePackManagementImp.cpp
@@ -212,9 +212,7 @@ void DlgPreferencePackManagementImp::showAddonManager()
     close();
 }
 
-DlgPreferencePackManagementImp::~DlgPreferencePackManagementImp()
-{
-}
+DlgPreferencePackManagementImp::~DlgPreferencePackManagementImp() = default;
 
 
 
diff --git a/src/Gui/DlgProjectUtility.cpp b/src/Gui/DlgProjectUtility.cpp
index 15a6759ef8..c9877786b9 100644
--- a/src/Gui/DlgProjectUtility.cpp
+++ b/src/Gui/DlgProjectUtility.cpp
@@ -53,9 +53,7 @@ DlgProjectUtility::DlgProjectUtility(QWidget* parent, Qt::WindowFlags fl)
 /**
  *  Destroys the object and frees any allocated resources
  */
-DlgProjectUtility::~DlgProjectUtility()
-{
-}
+DlgProjectUtility::~DlgProjectUtility() = default;
 
 void DlgProjectUtility::extractButton()
 {
diff --git a/src/Gui/DlgRevertToBackupConfigImp.cpp b/src/Gui/DlgRevertToBackupConfigImp.cpp
index 4cbb3f76ff..c61d23f077 100644
--- a/src/Gui/DlgRevertToBackupConfigImp.cpp
+++ b/src/Gui/DlgRevertToBackupConfigImp.cpp
@@ -46,9 +46,7 @@ DlgRevertToBackupConfigImp::DlgRevertToBackupConfigImp(QWidget* parent)
     connect(ui->listWidget, &QListWidget::itemSelectionChanged, this, &DlgRevertToBackupConfigImp::onItemSelectionChanged);
 }
 
-DlgRevertToBackupConfigImp::~DlgRevertToBackupConfigImp()
-{
-}
+DlgRevertToBackupConfigImp::~DlgRevertToBackupConfigImp() = default;
 
 void Gui::Dialog::DlgRevertToBackupConfigImp::onItemSelectionChanged()
 {
diff --git a/src/Gui/DlgRunExternal.cpp b/src/Gui/DlgRunExternal.cpp
index b54b81dee7..39d831dbb8 100644
--- a/src/Gui/DlgRunExternal.cpp
+++ b/src/Gui/DlgRunExternal.cpp
@@ -63,9 +63,7 @@ DlgRunExternal::DlgRunExternal( QWidget* parent, Qt::WindowFlags fl )
 /**
  *  Destroys the object and frees any allocated resources
  */
-DlgRunExternal::~DlgRunExternal()
-{
-}
+DlgRunExternal::~DlgRunExternal() = default;
 
 void DlgRunExternal::addArgument(const QString& arg)
 {
diff --git a/src/Gui/DlgSettingsColorGradientImp.cpp b/src/Gui/DlgSettingsColorGradientImp.cpp
index 97ef8a1aea..d062cac461 100644
--- a/src/Gui/DlgSettingsColorGradientImp.cpp
+++ b/src/Gui/DlgSettingsColorGradientImp.cpp
@@ -77,10 +77,7 @@ DlgSettingsColorGradientImp::DlgSettingsColorGradientImp(const App::ColorGradien
 /**
  *  Destroys the object and frees any allocated resources
  */
-DlgSettingsColorGradientImp::~DlgSettingsColorGradientImp()
-{
-    // no need to delete child widgets, Qt does it all for us
-}
+DlgSettingsColorGradientImp::~DlgSettingsColorGradientImp() = default;
 
 void DlgSettingsColorGradientImp::setupConnections()
 {
diff --git a/src/Gui/DlgSettingsImageImp.cpp b/src/Gui/DlgSettingsImageImp.cpp
index 09b0579e4d..4d4da8b2b5 100644
--- a/src/Gui/DlgSettingsImageImp.cpp
+++ b/src/Gui/DlgSettingsImageImp.cpp
@@ -63,10 +63,7 @@ DlgSettingsImageImp::DlgSettingsImageImp( QWidget* parent )
 /**
  *  Destroys the object and frees any allocated resources
  */
-DlgSettingsImageImp::~DlgSettingsImageImp()
-{
-    // no need to delete child widgets, Qt does it all for us
-}
+DlgSettingsImageImp::~DlgSettingsImageImp() = default;
 
 void DlgSettingsImageImp::setupConnections()
 {
diff --git a/src/Gui/DlgToolbarsImp.cpp b/src/Gui/DlgToolbarsImp.cpp
index b597af5a97..703030d8ca 100644
--- a/src/Gui/DlgToolbarsImp.cpp
+++ b/src/Gui/DlgToolbarsImp.cpp
@@ -113,9 +113,7 @@ DlgCustomToolbars::DlgCustomToolbars(DlgCustomToolbars::Type t, QWidget* parent)
 }
 
 /** Destroys the object and frees any allocated resources */
-DlgCustomToolbars::~DlgCustomToolbars()
-{
-}
+DlgCustomToolbars::~DlgCustomToolbars() = default;
 
 void DlgCustomToolbars::setupConnections()
 {
@@ -578,9 +576,7 @@ DlgCustomToolbarsImp::DlgCustomToolbarsImp( QWidget* parent )
 }
 
 /** Destroys the object and frees any allocated resources */
-DlgCustomToolbarsImp::~DlgCustomToolbarsImp()
-{
-}
+DlgCustomToolbarsImp::~DlgCustomToolbarsImp() = default;
 
 void DlgCustomToolbarsImp::addCustomToolbar(const QString& name)
 {
@@ -845,9 +841,7 @@ DlgCustomToolBoxbarsImp::DlgCustomToolBoxbarsImp( QWidget* parent )
 }
 
 /** Destroys the object and frees any allocated resources */
-DlgCustomToolBoxbarsImp::~DlgCustomToolBoxbarsImp()
-{
-}
+DlgCustomToolBoxbarsImp::~DlgCustomToolBoxbarsImp() = default;
 
 void DlgCustomToolBoxbarsImp::changeEvent(QEvent *e)
 {
diff --git a/src/Gui/DlgUndoRedo.cpp b/src/Gui/DlgUndoRedo.cpp
index fd77f2b00b..64190bcc13 100644
--- a/src/Gui/DlgUndoRedo.cpp
+++ b/src/Gui/DlgUndoRedo.cpp
@@ -50,10 +50,7 @@ UndoDialog::UndoDialog( QWidget* parent )
 /**
  *  Destroys the object and frees any allocated resources.
  */
-UndoDialog::~UndoDialog()
-{
-    // no need to delete child widgets, Qt does it all for us
-}
+UndoDialog::~UndoDialog() = default;
 
 /**
  *  This method fetches the undo / redo information from the
@@ -99,10 +96,7 @@ RedoDialog::RedoDialog( QWidget* parent )
 /**
  *  Destroys the object and frees any allocated resources.
  */
-RedoDialog::~RedoDialog()
-{
-    // no need to delete child widgets, Qt does it all for us
-}
+RedoDialog::~RedoDialog() = default;
 
 /**
  *  This method fetches the undo / redo information from the
diff --git a/src/Gui/DlgUnitsCalculatorImp.cpp b/src/Gui/DlgUnitsCalculatorImp.cpp
index a215f98fab..ad36fa1ab6 100644
--- a/src/Gui/DlgUnitsCalculatorImp.cpp
+++ b/src/Gui/DlgUnitsCalculatorImp.cpp
@@ -134,9 +134,7 @@ DlgUnitsCalculator::DlgUnitsCalculator( QWidget* parent, Qt::WindowFlags fl )
 }
 
 /** Destroys the object and frees any allocated resources */
-DlgUnitsCalculator::~DlgUnitsCalculator()
-{
-}
+DlgUnitsCalculator::~DlgUnitsCalculator() = default;
 
 void DlgUnitsCalculator::accept()
 {
diff --git a/src/Gui/DockWindow.cpp b/src/Gui/DockWindow.cpp
index 74885d8518..39ad26427d 100644
--- a/src/Gui/DockWindow.cpp
+++ b/src/Gui/DockWindow.cpp
@@ -32,8 +32,6 @@ DockWindow::DockWindow( Gui::Document* pcDocument, QWidget *parent)
 {
 }
 
-DockWindow::~DockWindow()
-{
-}
+DockWindow::~DockWindow() = default;
 
 #include "moc_DockWindow.cpp"
diff --git a/src/Gui/DockWindowManager.cpp b/src/Gui/DockWindowManager.cpp
index cb62a615de..e7864e0da1 100644
--- a/src/Gui/DockWindowManager.cpp
+++ b/src/Gui/DockWindowManager.cpp
@@ -37,13 +37,9 @@
 
 using namespace Gui;
 
-DockWindowItems::DockWindowItems()
-{
-}
+DockWindowItems::DockWindowItems() = default;
 
-DockWindowItems::~DockWindowItems()
-{
-}
+DockWindowItems::~DockWindowItems() = default;
 
 void DockWindowItems::addDockWidget(const char* name, Qt::DockWidgetArea pos, bool visibility, bool tabbed)
 {
diff --git a/src/Gui/DocumentModel.cpp b/src/Gui/DocumentModel.cpp
index 2020f5741a..afbe60169b 100644
--- a/src/Gui/DocumentModel.cpp
+++ b/src/Gui/DocumentModel.cpp
@@ -116,7 +116,7 @@ namespace Gui {
         TYPESYSTEM_HEADER_WITH_OVERRIDE();
 
     public:
-        ApplicationIndex(){}
+        ApplicationIndex() = default;
         int findChild(const Gui::Document& d) const;
         Qt::ItemFlags flags() const override;
         QVariant data(int role) const override;
diff --git a/src/Gui/DocumentObserver.cpp b/src/Gui/DocumentObserver.cpp
index 2d12579ea7..90d8168f2c 100644
--- a/src/Gui/DocumentObserver.cpp
+++ b/src/Gui/DocumentObserver.cpp
@@ -40,9 +40,7 @@ using namespace Gui;
 namespace sp = std::placeholders;
 
 
-DocumentT::DocumentT()
-{
-}
+DocumentT::DocumentT() = default;
 
 DocumentT::DocumentT(Document* doc)
 {
@@ -59,9 +57,7 @@ DocumentT::DocumentT(const DocumentT& doc)
     document = doc.document;
 }
 
-DocumentT::~DocumentT()
-{
-}
+DocumentT::~DocumentT() = default;
 
 void DocumentT::operator=(const DocumentT& doc)
 {
@@ -122,9 +118,7 @@ std::string DocumentT::getAppDocumentPython() const
 
 // -----------------------------------------------------------------------------
 
-ViewProviderT::ViewProviderT()
-{
-}
+ViewProviderT::ViewProviderT() = default;
 
 ViewProviderT::ViewProviderT(const ViewProviderT& other)
 {
@@ -141,9 +135,7 @@ ViewProviderT::ViewProviderT(const ViewProviderDocumentObject* obj)
     *this = obj;
 }
 
-ViewProviderT::~ViewProviderT()
-{
-}
+ViewProviderT::~ViewProviderT() = default;
 
 ViewProviderT & ViewProviderT::operator=(const ViewProviderT& obj)
 {
@@ -266,9 +258,7 @@ DocumentWeakPtrT::DocumentWeakPtrT(Gui::Document* doc) noexcept
 {
 }
 
-DocumentWeakPtrT::~DocumentWeakPtrT()
-{
-}
+DocumentWeakPtrT::~DocumentWeakPtrT() = default;
 
 void DocumentWeakPtrT::reset() noexcept
 {
@@ -360,10 +350,7 @@ ViewProviderWeakPtrT::ViewProviderWeakPtrT(ViewProviderDocumentObject* obj)
 {
 }
 
-ViewProviderWeakPtrT::~ViewProviderWeakPtrT()
-{
-
-}
+ViewProviderWeakPtrT::~ViewProviderWeakPtrT() = default;
 
 ViewProviderDocumentObject* ViewProviderWeakPtrT::_get() const noexcept
 {
@@ -409,18 +396,14 @@ bool ViewProviderWeakPtrT::operator!= (const ViewProviderWeakPtrT& p) const noex
 
 // -----------------------------------------------------------------------------
 
-DocumentObserver::DocumentObserver()
-{
-}
+DocumentObserver::DocumentObserver() = default;
 
 DocumentObserver::DocumentObserver(Document* doc)
 {
     attachDocument(doc);
 }
 
-DocumentObserver::~DocumentObserver()
-{
-}
+DocumentObserver::~DocumentObserver() = default;
 
 void DocumentObserver::attachDocument(Document* doc)
 {
diff --git a/src/Gui/DocumentObserver.h b/src/Gui/DocumentObserver.h
index cc25e73c2e..a3400b23d3 100644
--- a/src/Gui/DocumentObserver.h
+++ b/src/Gui/DocumentObserver.h
@@ -240,8 +240,7 @@ class WeakPtrT
 public:
     explicit WeakPtrT(T* t) : ptr(t) {
     }
-    ~WeakPtrT() {
-    }
+    ~WeakPtrT() = default;
 
     /*!
      * \brief reset
diff --git a/src/Gui/DocumentObserverPython.cpp b/src/Gui/DocumentObserverPython.cpp
index 8bb41a7abe..c50e547bb4 100644
--- a/src/Gui/DocumentObserverPython.cpp
+++ b/src/Gui/DocumentObserverPython.cpp
@@ -89,9 +89,7 @@ DocumentObserverPython::DocumentObserverPython(const Py::Object& obj) : inst(obj
     //NOLINTEND
 }
 
-DocumentObserverPython::~DocumentObserverPython()
-{
-}
+DocumentObserverPython::~DocumentObserverPython() = default;
 
 void DocumentObserverPython::slotCreatedDocument(const Gui::Document& Doc)
 {
diff --git a/src/Gui/DocumentRecovery.cpp b/src/Gui/DocumentRecovery.cpp
index 2d64df6d05..6ebfd10358 100644
--- a/src/Gui/DocumentRecovery.cpp
+++ b/src/Gui/DocumentRecovery.cpp
@@ -200,9 +200,7 @@ DocumentRecovery::DocumentRecovery(const QList<QFileInfo>& dirs, QWidget* parent
     this->adjustSize();
 }
 
-DocumentRecovery::~DocumentRecovery()
-{
-}
+DocumentRecovery::~DocumentRecovery() = default;
 
 bool DocumentRecovery::foundDocuments() const
 {
diff --git a/src/Gui/EditorView.cpp b/src/Gui/EditorView.cpp
index 89db2b611a..3fc09cf801 100644
--- a/src/Gui/EditorView.cpp
+++ b/src/Gui/EditorView.cpp
@@ -598,9 +598,7 @@ PythonEditorView::PythonEditorView(PythonEditor* editor, QWidget* parent)
             editor, &PythonEditor::setFileName);
 }
 
-PythonEditorView::~PythonEditorView()
-{
-}
+PythonEditorView::~PythonEditorView() = default;
 
 /**
  * Runs the action specified by \a pMsg.
diff --git a/src/Gui/ExpressionBinding.cpp b/src/Gui/ExpressionBinding.cpp
index e1c0f20fa5..72472fada9 100644
--- a/src/Gui/ExpressionBinding.cpp
+++ b/src/Gui/ExpressionBinding.cpp
@@ -53,9 +53,7 @@ ExpressionBinding::ExpressionBinding()
 }
 
 
-ExpressionBinding::~ExpressionBinding()
-{
-}
+ExpressionBinding::~ExpressionBinding() = default;
 
 bool ExpressionBinding::isBound() const
 {
diff --git a/src/Gui/ExpressionBindingPy.cpp b/src/Gui/ExpressionBindingPy.cpp
index 548f1e7050..36938d469e 100644
--- a/src/Gui/ExpressionBindingPy.cpp
+++ b/src/Gui/ExpressionBindingPy.cpp
@@ -51,9 +51,7 @@ ExpressionBindingPy::ExpressionBindingPy(Py::PythonClassInstance* self, Py::Tupl
     }
 }
 
-ExpressionBindingPy::~ExpressionBindingPy()
-{
-}
+ExpressionBindingPy::~ExpressionBindingPy() = default;
 
 ExpressionBinding* ExpressionBindingPy::asBinding(QWidget* obj)
 {
diff --git a/src/Gui/FileDialog.cpp b/src/Gui/FileDialog.cpp
index 0a23c859ba..d340197489 100644
--- a/src/Gui/FileDialog.cpp
+++ b/src/Gui/FileDialog.cpp
@@ -80,9 +80,7 @@ FileDialog::FileDialog(QWidget * parent)
     connect(this, &QFileDialog::filterSelected, this, &FileDialog::onSelectedFilter);
 }
 
-FileDialog::~FileDialog()
-{
-}
+FileDialog::~FileDialog() = default;
 
 void FileDialog::onSelectedFilter(const QString& /*filter*/)
 {
@@ -455,9 +453,7 @@ FileOptionsDialog::FileOptionsDialog( QWidget* parent, Qt::WindowFlags fl )
     connect(extensionButton, &QPushButton::clicked, this, &FileOptionsDialog::toggleExtension);
 }
 
-FileOptionsDialog::~FileOptionsDialog()
-{
-}
+FileOptionsDialog::~FileOptionsDialog() = default;
 
 void FileOptionsDialog::accept()
 {
@@ -584,13 +580,9 @@ QWidget* FileOptionsDialog::getOptionsWidget() const
 /**
  * Constructs an empty file icon provider called \a name, with the parent \a parent.
  */
-FileIconProvider::FileIconProvider()
-{
-}
+FileIconProvider::FileIconProvider() = default;
 
-FileIconProvider::~FileIconProvider()
-{
-}
+FileIconProvider::~FileIconProvider() = default;
 
 QIcon FileIconProvider::icon(IconType type) const
 {
@@ -691,9 +683,7 @@ FileChooser::FileChooser ( QWidget * parent )
     setFocusProxy(lineEdit);
 }
 
-FileChooser::~FileChooser()
-{
-}
+FileChooser::~FileChooser() = default;
 
 void FileChooser::resizeEvent(QResizeEvent* e)
 {
@@ -916,9 +906,7 @@ SelectModule::SelectModule (const QString& type, const SelectModule::Dict& types
 #endif
 }
 
-SelectModule::~SelectModule()
-{
-}
+SelectModule::~SelectModule() = default;
 
 void SelectModule::accept()
 {
diff --git a/src/Gui/Flag.cpp b/src/Gui/Flag.cpp
index b741a0db63..5d1fcde8fe 100644
--- a/src/Gui/Flag.cpp
+++ b/src/Gui/Flag.cpp
@@ -49,9 +49,7 @@ Flag::Flag(QWidget* parent)
     setAutoFillBackground(true);
 }
 
-Flag::~Flag()
-{
-}
+Flag::~Flag() = default;
 
 void Flag::initializeGL()
 {
diff --git a/src/Gui/GLPainter.cpp b/src/Gui/GLPainter.cpp
index 934931b14d..4844d64424 100644
--- a/src/Gui/GLPainter.cpp
+++ b/src/Gui/GLPainter.cpp
@@ -234,9 +234,7 @@ Rubberband::Rubberband() : viewer(nullptr)
     rgb_a = 1.0f;
 }
 
-Rubberband::~Rubberband()
-{
-}
+Rubberband::~Rubberband() = default;
 
 void Rubberband::setWorking(bool on)
 {
@@ -340,9 +338,7 @@ Polyline::Polyline() : viewer(nullptr)
     rgb_a = 1.0f;
 }
 
-Polyline::~Polyline()
-{
-}
+Polyline::~Polyline() = default;
 
 void Polyline::setWorking(bool on)
 {
diff --git a/src/Gui/GLPainter.h b/src/Gui/GLPainter.h
index f6b3307eed..28a2294fb2 100644
--- a/src/Gui/GLPainter.h
+++ b/src/Gui/GLPainter.h
@@ -88,12 +88,8 @@ class GuiExport GLGraphicsItem : public Base::BaseClass
     TYPESYSTEM_HEADER_WITH_OVERRIDE();
 
 public:
-    GLGraphicsItem()
-    {
-    }
-    ~GLGraphicsItem() override
-    {
-    }
+    GLGraphicsItem() = default;
+    ~GLGraphicsItem() override  = default;
     virtual void paintGL() = 0;
 };
 
diff --git a/src/Gui/GestureNavigationStyle.cpp b/src/Gui/GestureNavigationStyle.cpp
index 70e87f80a2..d8a362f276 100644
--- a/src/Gui/GestureNavigationStyle.cpp
+++ b/src/Gui/GestureNavigationStyle.cpp
@@ -94,7 +94,7 @@ class NS::Event : public sc::event<NS::Event>
 {
 public:
     Event():inventor_event(nullptr), modifiers{}, flags(new Flags){}
-    virtual ~Event(){}
+    virtual ~Event() = default;
 
     void log() const {
         if (isPress(1))
@@ -245,7 +245,7 @@ public:
         if (ns.logging)
             Base::Console().Log(" -> IdleState\n");
     }
-    virtual ~IdleState(){}
+    virtual ~IdleState() = default;
 
     sc::result react(const NS::Event& ev){
         auto &ns = this->outermost_context().ns;
@@ -494,7 +494,7 @@ public:
         if (ns.logging)
             Base::Console().Log(" -> RotateState\n");
     }
-    virtual ~RotateState(){}
+    virtual ~RotateState() = default;
 
     sc::result react(const NS::Event& ev){
         if(ev.isMouseButtonEvent()){
@@ -539,7 +539,7 @@ public:
         this->ratio = ns.viewer->getSoRenderManager()->getViewportRegion().getViewportAspectRatio();
         ns.pan(ns.viewer->getSoRenderManager()->getCamera());//set up panningplane
     }
-    virtual ~PanState(){}
+    virtual ~PanState() = default;
 
     sc::result react(const NS::Event& ev){
         if(ev.isMouseButtonEvent()){
@@ -631,7 +631,7 @@ public:
             Base::Console().Log(" -> TiltState\n");
         ns.pan(ns.viewer->getSoRenderManager()->getCamera());//set up panningplane
     }
-    virtual ~TiltState(){}
+    virtual ~TiltState() = default;
 
     sc::result react(const NS::Event& ev){
         if(ev.isMouseButtonEvent()){
@@ -759,7 +759,7 @@ public:
         if (ns.logging)
             Base::Console().Log(" -> AwaitingReleaseState\n");
     }
-    virtual ~AwaitingReleaseState(){}
+    virtual ~AwaitingReleaseState() = default;
 
     sc::result react(const NS::Event& ev){
         auto &ns = this->outermost_context().ns;
@@ -810,7 +810,7 @@ public:
         if (ns.logging)
             Base::Console().Log(" -> InteractState\n");
     }
-    virtual ~InteractState(){}
+    virtual ~InteractState() = default;
 
     sc::result react(const NS::Event& ev){
         if(ev.isMouseButtonEvent()){
@@ -842,10 +842,7 @@ GestureNavigationStyle::GestureNavigationStyle()
 
 }
 
-GestureNavigationStyle::~GestureNavigationStyle()
-{
-
-}
+GestureNavigationStyle::~GestureNavigationStyle() = default;
 
 const char* GestureNavigationStyle::mouseButtons(ViewerMode mode)
 {
diff --git a/src/Gui/GuiApplication.cpp b/src/Gui/GuiApplication.cpp
index a0f27370a8..c297826795 100644
--- a/src/Gui/GuiApplication.cpp
+++ b/src/Gui/GuiApplication.cpp
@@ -66,9 +66,7 @@ GUIApplication::GUIApplication(int & argc, char ** argv)
 #endif
 }
 
-GUIApplication::~GUIApplication()
-{
-}
+GUIApplication::~GUIApplication() = default;
 
 bool GUIApplication::notify (QObject * receiver, QEvent * event)
 {
@@ -234,9 +232,7 @@ GUISingleApplication::GUISingleApplication(int & argc, char ** argv)
     connect(d_ptr->timer, &QTimer::timeout, this, &GUISingleApplication::processMessages);
 }
 
-GUISingleApplication::~GUISingleApplication()
-{
-}
+GUISingleApplication::~GUISingleApplication() = default;
 
 bool GUISingleApplication::isRunning() const
 {
diff --git a/src/Gui/GuiApplicationNativeEventAware.cpp b/src/Gui/GuiApplicationNativeEventAware.cpp
index 981307e17f..3c2bdec531 100644
--- a/src/Gui/GuiApplicationNativeEventAware.cpp
+++ b/src/Gui/GuiApplicationNativeEventAware.cpp
@@ -54,9 +54,7 @@ Gui::GUIApplicationNativeEventAware::GUIApplicationNativeEventAware(int &argc, c
 #endif
 }
 
-Gui::GUIApplicationNativeEventAware::~GUIApplicationNativeEventAware()
-{
-}
+Gui::GUIApplicationNativeEventAware::~GUIApplicationNativeEventAware() = default;
 
 void Gui::GUIApplicationNativeEventAware::initSpaceball(QMainWindow *window)
 {
diff --git a/src/Gui/GuiConsole.cpp b/src/Gui/GuiConsole.cpp
index 9516980443..d9f073d3d3 100644
--- a/src/Gui/GuiConsole.cpp
+++ b/src/Gui/GuiConsole.cpp
@@ -119,8 +119,8 @@ void GUIConsole::SendLog(const std::string& notifiername, const std::string& msg
 #else /* FC_OS_LINUX */
 
 // safely ignore GUIConsole::s_nMaxLines and  GUIConsole::s_nRefCount
-GUIConsole::GUIConsole () {}
-GUIConsole::~GUIConsole () {}
+GUIConsole::GUIConsole () = default;
+GUIConsole::~GUIConsole () = default;
 void GUIConsole::SendLog(const std::string& notifiername, const std::string& msg, Base::LogStyle level,
                          Base::IntendedRecipient recipient, Base::ContentType content)
 {
diff --git a/src/Gui/InputField.cpp b/src/Gui/InputField.cpp
index d97eb9f8c8..ae2641cb45 100644
--- a/src/Gui/InputField.cpp
+++ b/src/Gui/InputField.cpp
@@ -103,9 +103,7 @@ InputField::InputField(QWidget * parent)
     connect(this, &QLineEdit::textChanged, this, &InputField::newInput);
 }
 
-InputField::~InputField()
-{
-}
+InputField::~InputField() = default;
 
 void InputField::bind(const App::ObjectIdentifier &_path)
 {
@@ -765,9 +763,7 @@ InputValidator::InputValidator(InputField* parent) : QValidator(parent), dptr(pa
 {
 }
 
-InputValidator::~InputValidator()
-{
-}
+InputValidator::~InputValidator() = default;
 
 void InputValidator::fixup(QString& input) const
 {
diff --git a/src/Gui/InputVector.cpp b/src/Gui/InputVector.cpp
index 6e0ca90baf..9220a23df2 100644
--- a/src/Gui/InputVector.cpp
+++ b/src/Gui/InputVector.cpp
@@ -79,9 +79,7 @@ LocationWidget::LocationWidget (QWidget * parent)
     retranslateUi();
 }
 
-LocationWidget::~LocationWidget()
-{
-}
+LocationWidget::~LocationWidget() = default;
 
 QSize LocationWidget::sizeHint() const
 {
@@ -227,9 +225,7 @@ LocationDialog::LocationDialog(QWidget* parent, Qt::WindowFlags fl)
 {
 }
 
-LocationDialog::~LocationDialog()
-{
-}
+LocationDialog::~LocationDialog() = default;
 
 Base::Vector3d LocationDialog::getUserDirection(bool* ok) const
 {
@@ -260,10 +256,7 @@ void LocationDialog::onDirectionActivated(int index)
 
 // -----------------------------------------------------------
 
-LocationDialogUiImp::~LocationDialogUiImp()
-{
-    // no need to delete child widgets, Qt does it all for us
-}
+LocationDialogUiImp::~LocationDialogUiImp() = default;
 
 Base::Vector3d LocationDialogUiImp::getDirection() const
 {
diff --git a/src/Gui/InputVector.h b/src/Gui/InputVector.h
index 444898d67b..89dc54c3fc 100644
--- a/src/Gui/InputVector.h
+++ b/src/Gui/InputVector.h
@@ -118,7 +118,7 @@ public:
         this->setupUi(this);
         this->retranslate();
     }
-    ~LocationDialogUi() override{}
+    ~LocationDialogUi() override = default;
 
     void retranslate()
     {
@@ -247,9 +247,7 @@ public:
         this->setupUi(dlg);
         this->retranslate(dlg);
     }
-    ~LocationUi()
-    {
-    }
+    ~LocationUi() = default;
 
     void retranslate(QDialog *dlg)
     {
@@ -367,10 +365,7 @@ public:
       : LocationDialog(parent, fl), ui(this)
     {
     }
-    ~LocationDialogImp() override
-    {
-        // no need to delete child widgets, Qt does it all for us
-    }
+    ~LocationDialogImp() override = default;
 
     Base::Vector3d getDirection() const override
     {
@@ -428,9 +423,7 @@ public:
     LocationImpUi(Ui* ui) : ui(ui)
     {
     }
-    ~LocationImpUi() override
-    {
-    }
+    ~LocationImpUi() override = default;
 
     boost::any get() override
     {
diff --git a/src/Gui/Inventor/SmSwitchboard.cpp b/src/Gui/Inventor/SmSwitchboard.cpp
index 28df7e10a0..fee7674f14 100644
--- a/src/Gui/Inventor/SmSwitchboard.cpp
+++ b/src/Gui/Inventor/SmSwitchboard.cpp
@@ -113,9 +113,7 @@ SmSwitchboard::SmSwitchboard(int numchildren)
 /*!
   Destructor.
 */
-SmSwitchboard::~SmSwitchboard() // virtual, protected
-{
-}
+SmSwitchboard::~SmSwitchboard() = default;// virtual, protected
 
 // Documented in superclass.
 void
diff --git a/src/Gui/Inventor/SoAutoZoomTranslation.h b/src/Gui/Inventor/SoAutoZoomTranslation.h
index 1bd5c290de..34d033a2b4 100644
--- a/src/Gui/Inventor/SoAutoZoomTranslation.h
+++ b/src/Gui/Inventor/SoAutoZoomTranslation.h
@@ -42,7 +42,7 @@ public:
     SoSFFloat scaleFactor;
 
 protected:
-    ~SoAutoZoomTranslation() override {}
+    ~SoAutoZoomTranslation() override = default;
     void doAction(SoAction * action) override;
     void getPrimitiveCount(SoGetPrimitiveCountAction * action) override;
     void getMatrix(SoGetMatrixAction * action) override;
diff --git a/src/Gui/Inventor/SoDrawingGrid.h b/src/Gui/Inventor/SoDrawingGrid.h
index 8b625cea19..7a53d09d83 100644
--- a/src/Gui/Inventor/SoDrawingGrid.h
+++ b/src/Gui/Inventor/SoDrawingGrid.h
@@ -48,7 +48,7 @@ public:
 private:
     void renderGrid(SoGLRenderAction *action);
     // Force using the reference count mechanism.
-    ~SoDrawingGrid() override {}
+    ~SoDrawingGrid() override = default;
 };
 
 } // namespace Inventor
diff --git a/src/Gui/InventorNavigationStyle.cpp b/src/Gui/InventorNavigationStyle.cpp
index 19b3e0c6e7..f4db29b1a2 100644
--- a/src/Gui/InventorNavigationStyle.cpp
+++ b/src/Gui/InventorNavigationStyle.cpp
@@ -40,13 +40,9 @@ using namespace Gui;
 
 TYPESYSTEM_SOURCE(Gui::InventorNavigationStyle, Gui::UserNavigationStyle)
 
-InventorNavigationStyle::InventorNavigationStyle()
-{
-}
+InventorNavigationStyle::InventorNavigationStyle() = default;
 
-InventorNavigationStyle::~InventorNavigationStyle()
-{
-}
+InventorNavigationStyle::~InventorNavigationStyle() = default;
 
 const char* InventorNavigationStyle::mouseButtons(ViewerMode mode)
 {
diff --git a/src/Gui/ListWidgetDragBugFix.cpp b/src/Gui/ListWidgetDragBugFix.cpp
index dfaaa01b74..30b2c92d6d 100644
--- a/src/Gui/ListWidgetDragBugFix.cpp
+++ b/src/Gui/ListWidgetDragBugFix.cpp
@@ -35,9 +35,7 @@ ListWidgetDragBugFix::ListWidgetDragBugFix(QWidget * parent)
 {
 }
 
-ListWidgetDragBugFix::~ListWidgetDragBugFix()
-{
-}
+ListWidgetDragBugFix::~ListWidgetDragBugFix() = default;
 
 void ListWidgetDragBugFix::dragMoveEvent(QDragMoveEvent *event)
 {
diff --git a/src/Gui/MainWindow.cpp b/src/Gui/MainWindow.cpp
index 17dd498f1d..b7f5c640cc 100644
--- a/src/Gui/MainWindow.cpp
+++ b/src/Gui/MainWindow.cpp
@@ -136,8 +136,7 @@ public:
     CustomMessageEvent(int t, const QString& s, int timeout=0)
       : QEvent(QEvent::User), _type(t), msg(s), _timeout(timeout)
     { }
-    ~CustomMessageEvent() override
-    { }
+    ~CustomMessageEvent() override = default;
     int type() const
     { return _type; }
     const QString& message() const
diff --git a/src/Gui/MainWindow.h b/src/Gui/MainWindow.h
index 780c095338..9ac6e7b8b5 100644
--- a/src/Gui/MainWindow.h
+++ b/src/Gui/MainWindow.h
@@ -58,8 +58,7 @@ public:
     explicit UrlHandler(QObject* parent = nullptr)
         : QObject(parent){
     }
-    ~UrlHandler() override {
-    }
+    ~UrlHandler() override = default;
     virtual void openUrl(App::Document*, const QUrl&) {
     }
 };
diff --git a/src/Gui/ManualAlignment.cpp b/src/Gui/ManualAlignment.cpp
index 04fe792187..fbac6c0621 100644
--- a/src/Gui/ManualAlignment.cpp
+++ b/src/Gui/ManualAlignment.cpp
@@ -64,13 +64,9 @@
 using namespace Gui;
 namespace sp = std::placeholders;
 
-AlignmentGroup::AlignmentGroup()
-{
-}
+AlignmentGroup::AlignmentGroup() = default;
 
-AlignmentGroup::~AlignmentGroup()
-{
-}
+AlignmentGroup::~AlignmentGroup() = default;
 
 void AlignmentGroup::addView(App::DocumentObject* pView)
 {
@@ -254,33 +250,21 @@ Base::BoundBox3d AlignmentGroup::getBoundingBox() const
 
 // ------------------------------------------------------------------
 
-MovableGroup::MovableGroup()
-{
-}
+MovableGroup::MovableGroup() = default;
 
-MovableGroup::~MovableGroup()
-{
-}
+MovableGroup::~MovableGroup() = default;
 
 // ------------------------------------------------------------------
 
-FixedGroup::FixedGroup()
-{
-}
+FixedGroup::FixedGroup() = default;
 
-FixedGroup::~FixedGroup()
-{
-}
+FixedGroup::~FixedGroup() = default;
 
 // ------------------------------------------------------------------
 
-MovableGroupModel::MovableGroupModel()
-{
-}
+MovableGroupModel::MovableGroupModel() = default;
 
-MovableGroupModel::~MovableGroupModel()
-{
-}
+MovableGroupModel::~MovableGroupModel() = default;
 
 void MovableGroupModel::addGroup(const MovableGroup& grp)
 {
@@ -426,9 +410,7 @@ public:
         static_cast<SoGroup*>(getViewer(1)->getSoRenderManager()->getSceneGraph())->
             addChild(setupHeadUpDisplay(tr("Fixed object")));
     }
-    ~AlignmentView() override
-    {
-    }
+    ~AlignmentView() override = default;
     PyObject* getPyObject() override
     {
         Py_Return;
diff --git a/src/Gui/ManualAlignment.h b/src/Gui/ManualAlignment.h
index f31a96a855..d881da101f 100644
--- a/src/Gui/ManualAlignment.h
+++ b/src/Gui/ManualAlignment.h
@@ -42,7 +42,7 @@ class View3DInventorViewer;
 
 class PickedPoint {
 public:
-    PickedPoint() {}
+    PickedPoint() = default;
     PickedPoint(const Base::Vector3d& p, const Base::Vector3d& n) : point(p), normal(n) {}
     Base::Vector3d point;
     Base::Vector3d normal;
diff --git a/src/Gui/MayaGestureNavigationStyle.cpp b/src/Gui/MayaGestureNavigationStyle.cpp
index 3fe368d8b8..5f5bf36375 100644
--- a/src/Gui/MayaGestureNavigationStyle.cpp
+++ b/src/Gui/MayaGestureNavigationStyle.cpp
@@ -85,9 +85,7 @@ MayaGestureNavigationStyle::MayaGestureNavigationStyle()
     inGesture = false;
 }
 
-MayaGestureNavigationStyle::~MayaGestureNavigationStyle()
-{
-}
+MayaGestureNavigationStyle::~MayaGestureNavigationStyle() = default;
 
 const char* MayaGestureNavigationStyle::mouseButtons(ViewerMode mode)
 {
diff --git a/src/Gui/MenuManager.cpp b/src/Gui/MenuManager.cpp
index 02dbc448d7..30c03457de 100644
--- a/src/Gui/MenuManager.cpp
+++ b/src/Gui/MenuManager.cpp
@@ -37,9 +37,7 @@
 using namespace Gui;
 
 
-MenuItem::MenuItem()
-{
-}
+MenuItem::MenuItem() = default;
 
 MenuItem::MenuItem(MenuItem* item)
 {
@@ -197,13 +195,9 @@ void MenuManager::destruct()
     _instance = nullptr;
 }
 
-MenuManager::MenuManager()
-{
-}
+MenuManager::MenuManager() = default;
 
-MenuManager::~MenuManager()
-{
-}
+MenuManager::~MenuManager() = default;
 
 void MenuManager::setup(MenuItem* menuItems) const
 {
diff --git a/src/Gui/MouseSelection.cpp b/src/Gui/MouseSelection.cpp
index 8fdd43842d..3c1c639cba 100644
--- a/src/Gui/MouseSelection.cpp
+++ b/src/Gui/MouseSelection.cpp
@@ -204,9 +204,7 @@ void PolyPickerSelection::draw()
     _pcView3D->redraw();
 }
 
-PolyPickerSelection::~PolyPickerSelection()
-{
-}
+PolyPickerSelection::~PolyPickerSelection() = default;
 
 int PolyPickerSelection::popupMenu()
 {
@@ -357,9 +355,7 @@ PolyClipSelection::PolyClipSelection()
     selectionBits.set(2);
 }
 
-PolyClipSelection::~PolyClipSelection()
-{
-}
+PolyClipSelection::~PolyClipSelection() = default;
 
 int PolyClipSelection::popupMenu()
 {
@@ -404,14 +400,9 @@ int PolyClipSelection::popupMenu()
 
 // -----------------------------------------------------------------------------------
 
-FreehandSelection::FreehandSelection()
-{
-}
+FreehandSelection::FreehandSelection() = default;
 
-FreehandSelection::~FreehandSelection()
-{
-
-}
+FreehandSelection::~FreehandSelection() = default;
 
 void FreehandSelection::setClosed(bool on)
 {
@@ -565,9 +556,7 @@ RubberbandSelection::RubberbandSelection()
     rubberband.setColor(1.0, 1.0, 0.0, 0.5);
 }
 
-RubberbandSelection::~RubberbandSelection()
-{
-}
+RubberbandSelection::~RubberbandSelection() = default;
 
 void RubberbandSelection::setColor(float r, float g, float b, float a)
 {
@@ -665,19 +654,13 @@ RectangleSelection::RectangleSelection() : RubberbandSelection()
     rubberband.setColor(0.0,0.0,1.0,1.0);
 }
 
-RectangleSelection::~RectangleSelection()
-{
-}
+RectangleSelection::~RectangleSelection() = default;
 
 // -----------------------------------------------------------------------------------
 
-BoxZoomSelection::BoxZoomSelection()
-{
-}
+BoxZoomSelection::BoxZoomSelection() = default;
 
-BoxZoomSelection::~BoxZoomSelection()
-{
-}
+BoxZoomSelection::~BoxZoomSelection() = default;
 
 void BoxZoomSelection::terminate(bool abort)
 {
diff --git a/src/Gui/MouseSelection.h b/src/Gui/MouseSelection.h
index 8b227bf2a4..5191f22d2a 100644
--- a/src/Gui/MouseSelection.h
+++ b/src/Gui/MouseSelection.h
@@ -36,6 +36,7 @@ class QWheelEvent;
 class QKeyEvent;
 class QPaintEvent;
 class QResizeEvent;
+class SbVec2s;
 class SoEvent;
 class SbViewportRegion;
 class SoMouseButtonEvent;
@@ -58,7 +59,7 @@ public:
     enum { Continue=0, Restart=1, Finish=2, Cancel=3, Ignore=4 };
 
     AbstractMouseSelection();
-    virtual ~AbstractMouseSelection() {}
+    virtual ~AbstractMouseSelection() = default;
     /// implement this in derived classes
     virtual void initialize() = 0;
     /// implement this in derived classes
@@ -112,7 +113,7 @@ class GuiExport BaseMouseSelection : public AbstractMouseSelection
 {
 public:
     BaseMouseSelection();
-    ~BaseMouseSelection() override{}
+    ~BaseMouseSelection() override = default;
 };
 
 // -----------------------------------------------------------------------------------
diff --git a/src/Gui/NavigationStyle.cpp b/src/Gui/NavigationStyle.cpp
index 81bec5ab1d..f35265f303 100644
--- a/src/Gui/NavigationStyle.cpp
+++ b/src/Gui/NavigationStyle.cpp
@@ -177,9 +177,7 @@ NavigationStyleEvent::NavigationStyleEvent(const Base::Type& s)
 {
 }
 
-NavigationStyleEvent::~NavigationStyleEvent()
-{
-}
+NavigationStyleEvent::~NavigationStyleEvent() = default;
 
 const Base::Type& NavigationStyleEvent::style() const
 {
diff --git a/src/Gui/NavigationStyle.h b/src/Gui/NavigationStyle.h
index 762380bf56..8d9b2dfb1a 100644
--- a/src/Gui/NavigationStyle.h
+++ b/src/Gui/NavigationStyle.h
@@ -283,8 +283,8 @@ class GuiExport UserNavigationStyle : public NavigationStyle {
     TYPESYSTEM_HEADER_WITH_OVERRIDE();
 
 public:
-    UserNavigationStyle(){}
-    ~UserNavigationStyle() override{}
+    UserNavigationStyle() = default;
+    ~UserNavigationStyle() override = default;
     virtual const char* mouseButtons(ViewerMode) = 0;
     virtual std::string userFriendlyName() const;
     static std::map<Base::Type, std::string> getUserFriendlyNames();
diff --git a/src/Gui/OnlineDocumentation.cpp b/src/Gui/OnlineDocumentation.cpp
index 9a1a9b8bb7..7d786601be 100644
--- a/src/Gui/OnlineDocumentation.cpp
+++ b/src/Gui/OnlineDocumentation.cpp
@@ -65,13 +65,9 @@ static const unsigned char navicon_data[] = {
     0x9c,0x3d,0x00,0x00,0x9f,0xfd,0x00,0x00,0x80,0xfd,0x00,0x00,0xff,0x7d,
     0x00,0x00,0xfe,0x01,0x00,0x00,0xff,0x7f,0x00,0x00};
 
-PythonOnlineHelp::PythonOnlineHelp()
-{
-}
+PythonOnlineHelp::PythonOnlineHelp() = default;
 
-PythonOnlineHelp::~PythonOnlineHelp()
-{
-}
+PythonOnlineHelp::~PythonOnlineHelp() = default;
 
 QByteArray PythonOnlineHelp::loadResource(const QString& filename) const
 {
diff --git a/src/Gui/OpenCascadeNavigationStyle.cpp b/src/Gui/OpenCascadeNavigationStyle.cpp
index 1d219da314..8c98567d73 100644
--- a/src/Gui/OpenCascadeNavigationStyle.cpp
+++ b/src/Gui/OpenCascadeNavigationStyle.cpp
@@ -38,13 +38,9 @@ using namespace Gui;
 
 TYPESYSTEM_SOURCE(Gui::OpenCascadeNavigationStyle, Gui::UserNavigationStyle)
 
-OpenCascadeNavigationStyle::OpenCascadeNavigationStyle()
-{
-}
+OpenCascadeNavigationStyle::OpenCascadeNavigationStyle() = default;
 
-OpenCascadeNavigationStyle::~OpenCascadeNavigationStyle()
-{
-}
+OpenCascadeNavigationStyle::~OpenCascadeNavigationStyle() = default;
 
 const char* OpenCascadeNavigationStyle::mouseButtons(ViewerMode mode)
 {
diff --git a/src/Gui/OpenSCADNavigationStyle.cpp b/src/Gui/OpenSCADNavigationStyle.cpp
index e013541367..3a9b183a8b 100644
--- a/src/Gui/OpenSCADNavigationStyle.cpp
+++ b/src/Gui/OpenSCADNavigationStyle.cpp
@@ -38,13 +38,9 @@ using namespace Gui;
 
 TYPESYSTEM_SOURCE(Gui::OpenSCADNavigationStyle, Gui::UserNavigationStyle)
 
-OpenSCADNavigationStyle::OpenSCADNavigationStyle()
-{
-}
+OpenSCADNavigationStyle::OpenSCADNavigationStyle() = default;
 
-OpenSCADNavigationStyle::~OpenSCADNavigationStyle()
-{
-}
+OpenSCADNavigationStyle::~OpenSCADNavigationStyle() = default;
 
 const char* OpenSCADNavigationStyle::mouseButtons(ViewerMode mode)
 {
diff --git a/src/Gui/Placement.cpp b/src/Gui/Placement.cpp
index 1dc3029982..def5130319 100644
--- a/src/Gui/Placement.cpp
+++ b/src/Gui/Placement.cpp
@@ -990,9 +990,7 @@ DockablePlacement::DockablePlacement(QWidget* parent, Qt::WindowFlags fl) : Plac
     dw->show();
 }
 
-DockablePlacement::~DockablePlacement()
-{
-}
+DockablePlacement::~DockablePlacement() = default;
 
 void DockablePlacement::accept()
 {
@@ -1026,10 +1024,7 @@ TaskPlacement::TaskPlacement()
     connect(widget, &Placement::placementChanged, this, &TaskPlacement::slotPlacementChanged);
 }
 
-TaskPlacement::~TaskPlacement()
-{
-    // automatically deleted in the sub-class
-}
+TaskPlacement::~TaskPlacement() = default;
 
 
 /*!
diff --git a/src/Gui/PrefWidgets.cpp b/src/Gui/PrefWidgets.cpp
index 3b86963b76..314380b311 100644
--- a/src/Gui/PrefWidgets.cpp
+++ b/src/Gui/PrefWidgets.cpp
@@ -171,9 +171,7 @@ PrefSpinBox::PrefSpinBox ( QWidget * parent )
 {
 }
 
-PrefSpinBox::~PrefSpinBox()
-{
-}
+PrefSpinBox::~PrefSpinBox() = default;
 
 void PrefSpinBox::restorePreferences()
 {
@@ -205,9 +203,7 @@ PrefDoubleSpinBox::PrefDoubleSpinBox ( QWidget * parent )
 {
 }
 
-PrefDoubleSpinBox::~PrefDoubleSpinBox()
-{
-}
+PrefDoubleSpinBox::~PrefDoubleSpinBox() = default;
 
 void PrefDoubleSpinBox::restorePreferences()
 {
@@ -239,9 +235,7 @@ PrefLineEdit::PrefLineEdit ( QWidget * parent )
 {
 }
 
-PrefLineEdit::~PrefLineEdit()
-{
-}
+PrefLineEdit::~PrefLineEdit() = default;
 
 void PrefLineEdit::restorePreferences()
 {
@@ -274,9 +268,7 @@ PrefTextEdit::PrefTextEdit(QWidget* parent)
 {
 }
 
-PrefTextEdit::~PrefTextEdit()
-{
-}
+PrefTextEdit::~PrefTextEdit() = default;
 
 void PrefTextEdit::restorePreferences()
 {
@@ -310,9 +302,7 @@ PrefFileChooser::PrefFileChooser ( QWidget * parent )
 {
 }
 
-PrefFileChooser::~PrefFileChooser()
-{
-}
+PrefFileChooser::~PrefFileChooser() = default;
 
 void PrefFileChooser::restorePreferences()
 {
@@ -344,9 +334,7 @@ PrefComboBox::PrefComboBox ( QWidget * parent )
 {
 }
 
-PrefComboBox::~PrefComboBox()
-{
-}
+PrefComboBox::~PrefComboBox() = default;
 
 QMetaType::Type PrefComboBox::getParamType() const
 {
@@ -439,9 +427,7 @@ PrefCheckBox::PrefCheckBox ( QWidget * parent )
 {
 }
 
-PrefCheckBox::~PrefCheckBox()
-{
-}
+PrefCheckBox::~PrefCheckBox() = default;
 
 void PrefCheckBox::restorePreferences()
 {
@@ -473,9 +459,7 @@ PrefRadioButton::PrefRadioButton ( QWidget * parent )
 {
 }
 
-PrefRadioButton::~PrefRadioButton()
-{
-}
+PrefRadioButton::~PrefRadioButton() = default;
 
 void PrefRadioButton::restorePreferences()
 {
@@ -507,9 +491,7 @@ PrefSlider::PrefSlider ( QWidget * parent )
 {
 }
 
-PrefSlider::~PrefSlider()
-{
-}
+PrefSlider::~PrefSlider() = default;
 
 void PrefSlider::restorePreferences()
 {
@@ -541,9 +523,7 @@ PrefColorButton::PrefColorButton ( QWidget * parent )
 {
 }
 
-PrefColorButton::~PrefColorButton()
-{
-}
+PrefColorButton::~PrefColorButton() = default;
 
 void PrefColorButton::restorePreferences()
 {
@@ -588,9 +568,7 @@ PrefUnitSpinBox::PrefUnitSpinBox ( QWidget * parent )
 {
 }
 
-PrefUnitSpinBox::~PrefUnitSpinBox()
-{
-}
+PrefUnitSpinBox::~PrefUnitSpinBox() = default;
 
 void PrefUnitSpinBox::restorePreferences()
 {
@@ -686,9 +664,7 @@ PrefQuantitySpinBox::PrefQuantitySpinBox (QWidget * parent)
 {
 }
 
-PrefQuantitySpinBox::~PrefQuantitySpinBox()
-{
-}
+PrefQuantitySpinBox::~PrefQuantitySpinBox() = default;
 
 void PrefQuantitySpinBox::contextMenuEvent(QContextMenuEvent *event)
 {
@@ -810,9 +786,7 @@ PrefFontBox::PrefFontBox ( QWidget * parent )
 {
 }
 
-PrefFontBox::~PrefFontBox()
-{
-}
+PrefFontBox::~PrefFontBox() = default;
 
 void PrefFontBox::restorePreferences()
 {
diff --git a/src/Gui/PreferencePages/DlgSettings3DViewImp.cpp b/src/Gui/PreferencePages/DlgSettings3DViewImp.cpp
index 54da5b482e..65c0677e82 100644
--- a/src/Gui/PreferencePages/DlgSettings3DViewImp.cpp
+++ b/src/Gui/PreferencePages/DlgSettings3DViewImp.cpp
@@ -56,10 +56,7 @@ DlgSettings3DViewImp::DlgSettings3DViewImp(QWidget* parent)
 /**
  *  Destroys the object and frees any allocated resources
  */
-DlgSettings3DViewImp::~DlgSettings3DViewImp()
-{
-    // no need to delete child widgets, Qt does it all for us
-}
+DlgSettings3DViewImp::~DlgSettings3DViewImp() = default;
 
 void DlgSettings3DViewImp::saveSettings()
 {
diff --git a/src/Gui/PreferencePages/DlgSettingsCacheDirectory.cpp b/src/Gui/PreferencePages/DlgSettingsCacheDirectory.cpp
index 2bd7b63049..8af2959bb4 100644
--- a/src/Gui/PreferencePages/DlgSettingsCacheDirectory.cpp
+++ b/src/Gui/PreferencePages/DlgSettingsCacheDirectory.cpp
@@ -74,9 +74,7 @@ DlgSettingsCacheDirectory::DlgSettingsCacheDirectory(QWidget* parent)
     connect(ui->openButton, &QPushButton::clicked, this, &DlgSettingsCacheDirectory::openDirectory);
 }
 
-DlgSettingsCacheDirectory::~DlgSettingsCacheDirectory()
-{
-}
+DlgSettingsCacheDirectory::~DlgSettingsCacheDirectory() = default;
 
 void DlgSettingsCacheDirectory::saveSettings()
 {
diff --git a/src/Gui/PreferencePages/DlgSettingsDocumentImp.cpp b/src/Gui/PreferencePages/DlgSettingsDocumentImp.cpp
index 7653d19f5c..a5053a788b 100644
--- a/src/Gui/PreferencePages/DlgSettingsDocumentImp.cpp
+++ b/src/Gui/PreferencePages/DlgSettingsDocumentImp.cpp
@@ -64,11 +64,7 @@ DlgSettingsDocumentImp::DlgSettingsDocumentImp( QWidget* parent )
 /**
  *  Destroys the object and frees any allocated resources
  */
-DlgSettingsDocumentImp::~DlgSettingsDocumentImp()
-{
-    // no need to delete child widgets, Qt does it all for us
-}
-
+DlgSettingsDocumentImp::~DlgSettingsDocumentImp() = default;
 
 void DlgSettingsDocumentImp::saveSettings()
 {
diff --git a/src/Gui/PreferencePages/DlgSettingsGeneral.cpp b/src/Gui/PreferencePages/DlgSettingsGeneral.cpp
index 71cac7594f..f2e26029fd 100644
--- a/src/Gui/PreferencePages/DlgSettingsGeneral.cpp
+++ b/src/Gui/PreferencePages/DlgSettingsGeneral.cpp
@@ -111,9 +111,7 @@ DlgSettingsGeneral::DlgSettingsGeneral( QWidget* parent )
 /**
  *  Destroys the object and frees any allocated resources
  */
-DlgSettingsGeneral::~DlgSettingsGeneral()
-{
-}
+DlgSettingsGeneral::~DlgSettingsGeneral() = default;
 
 /** Sets the size of the recent file list from the user parameters.
  * @see RecentFilesAction
diff --git a/src/Gui/PreferencePages/DlgSettingsMacroImp.cpp b/src/Gui/PreferencePages/DlgSettingsMacroImp.cpp
index fb548c6666..46f8d4a588 100644
--- a/src/Gui/PreferencePages/DlgSettingsMacroImp.cpp
+++ b/src/Gui/PreferencePages/DlgSettingsMacroImp.cpp
@@ -56,10 +56,8 @@ DlgSettingsMacroImp::DlgSettingsMacroImp( QWidget* parent )
 /**
  *  Destroys the object and frees any allocated resources
  */
-DlgSettingsMacroImp::~DlgSettingsMacroImp()
-{
-    // no need to delete child widgets, Qt does it all for us
-}
+DlgSettingsMacroImp::~DlgSettingsMacroImp() = default;
+
 /** Sets the size of the recent macros list from the user parameters.
  * @see RecentMacrosAction
  * @see StdCmdRecentMacros
diff --git a/src/Gui/PreferencePages/DlgSettingsNavigation.cpp b/src/Gui/PreferencePages/DlgSettingsNavigation.cpp
index 3defa2a97c..ee65c0d091 100644
--- a/src/Gui/PreferencePages/DlgSettingsNavigation.cpp
+++ b/src/Gui/PreferencePages/DlgSettingsNavigation.cpp
@@ -64,9 +64,7 @@ DlgSettingsNavigation::DlgSettingsNavigation(QWidget* parent)
 /**
  *  Destroys the object and frees any allocated resources
  */
-DlgSettingsNavigation::~DlgSettingsNavigation()
-{
-}
+DlgSettingsNavigation::~DlgSettingsNavigation() = default;
 
 void DlgSettingsNavigation::saveSettings()
 {
@@ -342,9 +340,7 @@ CameraDialog::CameraDialog(QWidget* parent)
             &CameraDialog::onCurrentViewClicked);
 }
 
-CameraDialog::~CameraDialog()
-{
-}
+CameraDialog::~CameraDialog() = default;
 
 void CameraDialog::setValues(double q0, double q1, double q2, double q3)
 {
diff --git a/src/Gui/PreferencePages/DlgSettingsNotificationArea.cpp b/src/Gui/PreferencePages/DlgSettingsNotificationArea.cpp
index e7949cf651..b75ae57207 100644
--- a/src/Gui/PreferencePages/DlgSettingsNotificationArea.cpp
+++ b/src/Gui/PreferencePages/DlgSettingsNotificationArea.cpp
@@ -51,8 +51,7 @@ DlgSettingsNotificationArea::DlgSettingsNotificationArea(QWidget* parent)
     });
 }
 
-DlgSettingsNotificationArea::~DlgSettingsNotificationArea()
-{}
+DlgSettingsNotificationArea::~DlgSettingsNotificationArea() = default;
 
 void DlgSettingsNotificationArea::saveSettings()
 {
diff --git a/src/Gui/PreferencePages/DlgSettingsPythonConsole.cpp b/src/Gui/PreferencePages/DlgSettingsPythonConsole.cpp
index 5a52b40bb0..6e59fad4ca 100644
--- a/src/Gui/PreferencePages/DlgSettingsPythonConsole.cpp
+++ b/src/Gui/PreferencePages/DlgSettingsPythonConsole.cpp
@@ -37,9 +37,7 @@ DlgSettingsPythonConsole::DlgSettingsPythonConsole(QWidget* parent)
     ui->setupUi(this);
 }
 
-DlgSettingsPythonConsole::~DlgSettingsPythonConsole()
-{
-}
+DlgSettingsPythonConsole::~DlgSettingsPythonConsole() = default;
 
 void DlgSettingsPythonConsole::saveSettings()
 {
diff --git a/src/Gui/PreferencePages/DlgSettingsReportView.cpp b/src/Gui/PreferencePages/DlgSettingsReportView.cpp
index e1032237e7..0cf0791b9b 100644
--- a/src/Gui/PreferencePages/DlgSettingsReportView.cpp
+++ b/src/Gui/PreferencePages/DlgSettingsReportView.cpp
@@ -48,9 +48,7 @@ DlgSettingsReportView::DlgSettingsReportView( QWidget* parent )
 /**
  *  Destroys the object and frees any allocated resources
  */
-DlgSettingsReportView::~DlgSettingsReportView()
-{
-}
+DlgSettingsReportView::~DlgSettingsReportView() = default;
 
 void DlgSettingsReportView::saveSettings()
 {
diff --git a/src/Gui/PreferencePages/DlgSettingsSelection.cpp b/src/Gui/PreferencePages/DlgSettingsSelection.cpp
index a079c37312..315376fd9a 100644
--- a/src/Gui/PreferencePages/DlgSettingsSelection.cpp
+++ b/src/Gui/PreferencePages/DlgSettingsSelection.cpp
@@ -39,9 +39,7 @@ DlgSettingsSelection::DlgSettingsSelection(QWidget* parent)
     ui->setupUi(this);
 }
 
-DlgSettingsSelection::~DlgSettingsSelection()
-{
-}
+DlgSettingsSelection::~DlgSettingsSelection() = default;
 
 void DlgSettingsSelection::saveSettings()
 {
diff --git a/src/Gui/PreferencePages/DlgSettingsTheme.cpp b/src/Gui/PreferencePages/DlgSettingsTheme.cpp
index f8a2b3708a..06f6ab9e61 100644
--- a/src/Gui/PreferencePages/DlgSettingsTheme.cpp
+++ b/src/Gui/PreferencePages/DlgSettingsTheme.cpp
@@ -55,10 +55,7 @@ DlgSettingsTheme::DlgSettingsTheme(QWidget* parent)
 /**
  *  Destroys the object and frees any allocated resources
  */
-DlgSettingsTheme::~DlgSettingsTheme()
-{
-    // no need to delete child widgets, Qt does it all for us
-}
+DlgSettingsTheme::~DlgSettingsTheme() = default;
 
 void DlgSettingsTheme::saveSettings()
 {
diff --git a/src/Gui/PreferencePages/DlgSettingsViewColor.cpp b/src/Gui/PreferencePages/DlgSettingsViewColor.cpp
index 1e36731f87..2d42e4f48b 100644
--- a/src/Gui/PreferencePages/DlgSettingsViewColor.cpp
+++ b/src/Gui/PreferencePages/DlgSettingsViewColor.cpp
@@ -61,10 +61,7 @@ DlgSettingsViewColor::DlgSettingsViewColor(QWidget* parent)
 /**
  *  Destroys the object and frees any allocated resources
  */
-DlgSettingsViewColor::~DlgSettingsViewColor()
-{
-    // no need to delete child widgets, Qt does it all for us
-}
+DlgSettingsViewColor::~DlgSettingsViewColor() = default;
 
 void DlgSettingsViewColor::saveSettings()
 {
diff --git a/src/Gui/PreferencePages/DlgSettingsWorkbenchesImp.cpp b/src/Gui/PreferencePages/DlgSettingsWorkbenchesImp.cpp
index 89fa6bb717..de6b97c4f0 100644
--- a/src/Gui/PreferencePages/DlgSettingsWorkbenchesImp.cpp
+++ b/src/Gui/PreferencePages/DlgSettingsWorkbenchesImp.cpp
@@ -163,9 +163,7 @@ wbListItem::wbListItem(const QString& wbName, bool enabled, bool startupWb, bool
     layout->setContentsMargins(10, 0, 0, 0);
 }
 
-wbListItem::~wbListItem()
-{
-}
+wbListItem::~wbListItem() = default;
 
 bool wbListItem::isEnabled()
 {
@@ -245,10 +243,7 @@ DlgSettingsWorkbenchesImp::DlgSettingsWorkbenchesImp( QWidget* parent )
 /**
  *  Destroys the object and frees any allocated resources
  */
-DlgSettingsWorkbenchesImp::~DlgSettingsWorkbenchesImp()
-{
-}
-
+DlgSettingsWorkbenchesImp::~DlgSettingsWorkbenchesImp() = default;
 
 void DlgSettingsWorkbenchesImp::saveSettings()
 {
diff --git a/src/Gui/ProgressDialog.cpp b/src/Gui/ProgressDialog.cpp
index 7ad667e1d4..3f596d62ab 100644
--- a/src/Gui/ProgressDialog.cpp
+++ b/src/Gui/ProgressDialog.cpp
@@ -303,9 +303,7 @@ ProgressDialog::ProgressDialog (SequencerDialog* s, QWidget * parent)
     connect(this, &QProgressDialog::canceled, this, &ProgressDialog::onCancel);
 }
 
-ProgressDialog::~ProgressDialog ()
-{
-}
+ProgressDialog::~ProgressDialog() = default;
 
 void ProgressDialog::onCancel()
 {
diff --git a/src/Gui/ProjectView.cpp b/src/Gui/ProjectView.cpp
index 0e4dbfdc52..c13d6544a9 100644
--- a/src/Gui/ProjectView.cpp
+++ b/src/Gui/ProjectView.cpp
@@ -38,8 +38,6 @@ ProjectWidget::ProjectWidget(QWidget* parent)
     setModel(fileModel);
 }
 
-ProjectWidget::~ProjectWidget()
-{
-}
+ProjectWidget::~ProjectWidget() = default;
 
 #include "moc_ProjectView.cpp"
diff --git a/src/Gui/PropertyPage.cpp b/src/Gui/PropertyPage.cpp
index 704c08cc4a..26123473f2 100644
--- a/src/Gui/PropertyPage.cpp
+++ b/src/Gui/PropertyPage.cpp
@@ -144,9 +144,7 @@ PreferenceUiForm::PreferenceUiForm(const QString& fn, QWidget* parent)
     }
 }
 
-PreferenceUiForm::~PreferenceUiForm()
-{
-}
+PreferenceUiForm::~PreferenceUiForm() = default;
 
 void PreferenceUiForm::changeEvent(QEvent *e)
 {
@@ -219,9 +217,7 @@ CustomizeActionPage::CustomizeActionPage(QWidget* parent) : QWidget(parent)
 }
 
 /** Destruction */
-CustomizeActionPage::~CustomizeActionPage()
-{
-}
+CustomizeActionPage::~CustomizeActionPage() = default;
 
 bool CustomizeActionPage::event(QEvent* e)
 {
diff --git a/src/Gui/PropertyView.cpp b/src/Gui/PropertyView.cpp
index 39c927dc15..535f54fa2c 100644
--- a/src/Gui/PropertyView.cpp
+++ b/src/Gui/PropertyView.cpp
@@ -568,8 +568,6 @@ PropertyDockView::PropertyDockView(Gui::Document* pcDocument, QWidget *parent)
     resize( 200, 400 );
 }
 
-PropertyDockView::~PropertyDockView()
-{
-}
+PropertyDockView::~PropertyDockView() = default;
 
 #include "moc_PropertyView.cpp"
diff --git a/src/Gui/PythonConsole.cpp b/src/Gui/PythonConsole.cpp
index 35ceaef52b..588940fd67 100644
--- a/src/Gui/PythonConsole.cpp
+++ b/src/Gui/PythonConsole.cpp
@@ -1514,9 +1514,7 @@ PythonConsoleHighlighter::PythonConsoleHighlighter(QObject* parent)
 {
 }
 
-PythonConsoleHighlighter::~PythonConsoleHighlighter()
-{
-}
+PythonConsoleHighlighter::~PythonConsoleHighlighter() = default;
 
 void PythonConsoleHighlighter::highlightBlock(const QString& text)
 {
@@ -1564,9 +1562,7 @@ ConsoleHistory::ConsoleHistory()
     _it = _history.cend();
 }
 
-ConsoleHistory::~ConsoleHistory()
-{
-}
+ConsoleHistory::~ConsoleHistory() = default;
 
 void ConsoleHistory::first()
 {
diff --git a/src/Gui/PythonConsolePy.cpp b/src/Gui/PythonConsolePy.cpp
index 8048aa0711..7d81406ef1 100644
--- a/src/Gui/PythonConsolePy.cpp
+++ b/src/Gui/PythonConsolePy.cpp
@@ -44,9 +44,7 @@ PythonStdout::PythonStdout(PythonConsole *pc)
 {
 }
 
-PythonStdout::~PythonStdout()
-{
-}
+PythonStdout::~PythonStdout() = default;
 
 Py::Object PythonStdout::getattr(const char *name)
 {
@@ -110,9 +108,7 @@ PythonStderr::PythonStderr(PythonConsole *pc)
 {
 }
 
-PythonStderr::~PythonStderr()
-{
-}
+PythonStderr::~PythonStderr() = default;
 
 Py::Object PythonStderr::getattr(const char *name)
 {
@@ -171,13 +167,9 @@ void OutputStdout::init_type()
     add_noargs_method("isatty",&OutputStdout::isatty,"isatty()");
 }
 
-OutputStdout::OutputStdout()
-{
-}
+OutputStdout::OutputStdout() = default;
 
-OutputStdout::~OutputStdout()
-{
-}
+OutputStdout::~OutputStdout() = default;
 
 Py::Object OutputStdout::getattr(const char *name)
 {
@@ -236,13 +228,9 @@ void OutputStderr::init_type()
     add_noargs_method("isatty",&OutputStderr::isatty,"isatty()");
 }
 
-OutputStderr::OutputStderr()
-{
-}
+OutputStderr::OutputStderr() = default;
 
-OutputStderr::~OutputStderr()
-{
-}
+OutputStderr::~OutputStderr() = default;
 
 Py::Object OutputStderr::getattr(const char *name)
 {
@@ -305,9 +293,7 @@ PythonStdin::PythonStdin(PythonConsole *pc)
 {
 }
 
-PythonStdin::~PythonStdin()
-{
-}
+PythonStdin::~PythonStdin() = default;
 
 Py::Object PythonStdin::repr()
 {
diff --git a/src/Gui/PythonDebugger.cpp b/src/Gui/PythonDebugger.cpp
index 762e6fe682..3b0aeab925 100644
--- a/src/Gui/PythonDebugger.cpp
+++ b/src/Gui/PythonDebugger.cpp
@@ -38,9 +38,7 @@
 
 using namespace Gui;
 
-Breakpoint::Breakpoint()
-{
-}
+Breakpoint::Breakpoint() = default;
 
 Breakpoint::Breakpoint(const Breakpoint& rBp)
 {
@@ -60,10 +58,7 @@ Breakpoint& Breakpoint::operator= (const Breakpoint& rBp)
     return *this;
 }
 
-Breakpoint::~Breakpoint()
-{
-
-}
+Breakpoint::~Breakpoint() = default;
 
 void Breakpoint::setFilename(const QString& fn)
 {
@@ -166,13 +161,9 @@ void PythonDebugStdout::init_type()
     add_varargs_method("flush",&PythonDebugStdout::flush,"flush the output");
 }
 
-PythonDebugStdout::PythonDebugStdout()
-{
-}
+PythonDebugStdout::PythonDebugStdout() = default;
 
-PythonDebugStdout::~PythonDebugStdout()
-{
-}
+PythonDebugStdout::~PythonDebugStdout() = default;
 
 Py::Object PythonDebugStdout::repr()
 {
@@ -218,13 +209,9 @@ void PythonDebugStderr::init_type()
     add_varargs_method("write",&PythonDebugStderr::write,"write to stderr");
 }
 
-PythonDebugStderr::PythonDebugStderr()
-{
-}
+PythonDebugStderr::PythonDebugStderr() = default;
 
-PythonDebugStderr::~PythonDebugStderr()
-{
-}
+PythonDebugStderr::~PythonDebugStderr() = default;
 
 Py::Object PythonDebugStderr::repr()
 {
@@ -267,13 +254,9 @@ void PythonDebugExcept::init_type()
     add_varargs_method("fc_excepthook",&PythonDebugExcept::excepthook,"Custom exception handler");
 }
 
-PythonDebugExcept::PythonDebugExcept()
-{
-}
+PythonDebugExcept::PythonDebugExcept() = default;
 
-PythonDebugExcept::~PythonDebugExcept()
-{
-}
+PythonDebugExcept::~PythonDebugExcept() = default;
 
 Py::Object PythonDebugExcept::repr()
 {
@@ -321,7 +304,7 @@ class PythonDebuggerPy : public Py::PythonExtension<PythonDebuggerPy>
 {
 public:
     explicit PythonDebuggerPy(PythonDebugger* d) : dbg(d), depth(0) { }
-    ~PythonDebuggerPy() override {}
+    ~PythonDebuggerPy() override = default;
     PythonDebugger* dbg;
     int depth;
 };
diff --git a/src/Gui/QListWidgetCustom.cpp b/src/Gui/QListWidgetCustom.cpp
index ced5555e1c..13cfbc8bb1 100644
--- a/src/Gui/QListWidgetCustom.cpp
+++ b/src/Gui/QListWidgetCustom.cpp
@@ -35,9 +35,7 @@ QListWidgetCustom::QListWidgetCustom(QWidget * parent)
 {
 }
 
-QListWidgetCustom::~QListWidgetCustom()
-{
-}
+QListWidgetCustom::~QListWidgetCustom() = default;
 
 /* Overridden dragMoveEvent prevents dragging items that originated
  * from the same list for "disabled workbenches". Dragging from outside
diff --git a/src/Gui/QSint/actionpanel/actionlabel.h b/src/Gui/QSint/actionpanel/actionlabel.h
index 988906de7f..da9a5582e5 100644
--- a/src/Gui/QSint/actionpanel/actionlabel.h
+++ b/src/Gui/QSint/actionpanel/actionlabel.h
@@ -79,7 +79,7 @@ public:
       */
     explicit ActionLabel(QAction *action, QWidget *parent = nullptr);
 
-    ~ActionLabel() override {}
+    ~ActionLabel() override = default;
 
     QSize sizeHint() const override;
     QSize minimumSizeHint() const override;
diff --git a/src/Gui/QuantitySpinBox.cpp b/src/Gui/QuantitySpinBox.cpp
index dbc666e7b9..91bc452d6a 100644
--- a/src/Gui/QuantitySpinBox.cpp
+++ b/src/Gui/QuantitySpinBox.cpp
@@ -72,9 +72,7 @@ public:
       q_ptr(q)
     {
     }
-    ~QuantitySpinBoxPrivate()
-    {
-    }
+    ~QuantitySpinBoxPrivate() = default;
 
     QString stripped(const QString &t, int *pos) const
     {
@@ -294,9 +292,7 @@ QuantitySpinBox::QuantitySpinBox(QWidget *parent)
 #endif
 }
 
-QuantitySpinBox::~QuantitySpinBox()
-{
-}
+QuantitySpinBox::~QuantitySpinBox() = default;
 
 void QuantitySpinBox::bind(const App::ObjectIdentifier &_path)
 {
diff --git a/src/Gui/ReportView.cpp b/src/Gui/ReportView.cpp
index e5d349b717..4556178851 100644
--- a/src/Gui/ReportView.cpp
+++ b/src/Gui/ReportView.cpp
@@ -95,10 +95,7 @@ ReportView::ReportView( QWidget* parent )
 /**
  *  Destroys the object and frees any allocated resources
  */
-ReportView::~ReportView()
-{
-    // no need to delete child widgets, Qt does it all for us
-}
+ReportView::~ReportView() = default;
 
 void ReportView::changeEvent(QEvent *e)
 {
@@ -134,9 +131,7 @@ ReportHighlighter::ReportHighlighter(QTextEdit* edit)
     errCol = Qt::red;
 }
 
-ReportHighlighter::~ReportHighlighter()
-{
-}
+ReportHighlighter::~ReportHighlighter() = default;
 
 void ReportHighlighter::highlightBlock (const QString & text)
 {
@@ -288,8 +283,7 @@ public:
     CustomReportEvent(ReportHighlighter::Paragraph p, const QString& s)
     : QEvent(QEvent::Type(QEvent::User))
     { par = p; msg = s;}
-    ~CustomReportEvent() override
-    { }
+    ~CustomReportEvent() override = default;
     const QString& message() const
     { return msg; }
     ReportHighlighter::Paragraph messageType() const
diff --git a/src/Gui/RevitNavigationStyle.cpp b/src/Gui/RevitNavigationStyle.cpp
index 62aeb2db8b..b1c96ad714 100644
--- a/src/Gui/RevitNavigationStyle.cpp
+++ b/src/Gui/RevitNavigationStyle.cpp
@@ -42,9 +42,7 @@ RevitNavigationStyle::RevitNavigationStyle() : lockButton1(false)
 {
 }
 
-RevitNavigationStyle::~RevitNavigationStyle()
-{
-}
+RevitNavigationStyle::~RevitNavigationStyle() = default;
 
 const char* RevitNavigationStyle::mouseButtons(ViewerMode mode)
 {
diff --git a/src/Gui/SceneInspector.cpp b/src/Gui/SceneInspector.cpp
index f7924b218c..4bd1e51838 100644
--- a/src/Gui/SceneInspector.cpp
+++ b/src/Gui/SceneInspector.cpp
@@ -45,9 +45,7 @@ SceneModel::SceneModel(QObject* parent)
 {
 }
 
-SceneModel::~SceneModel()
-{
-}
+SceneModel::~SceneModel() = default;
 
 int SceneModel::columnCount (const QModelIndex & parent) const
 {
diff --git a/src/Gui/Selection.cpp b/src/Gui/Selection.cpp
index 5d22b11fd0..206588d213 100644
--- a/src/Gui/Selection.cpp
+++ b/src/Gui/Selection.cpp
@@ -1625,9 +1625,7 @@ SelectionSingleton::SelectionSingleton()
  * A destructor.
  * A more elaborate description of the destructor.
  */
-SelectionSingleton::~SelectionSingleton()
-{
-}
+SelectionSingleton::~SelectionSingleton() = default;
 
 SelectionSingleton* SelectionSingleton::_pcSingleton = nullptr;
 
diff --git a/src/Gui/Selection.h b/src/Gui/Selection.h
index 1839435e3d..56e3e9c503 100644
--- a/src/Gui/Selection.h
+++ b/src/Gui/Selection.h
@@ -276,7 +276,7 @@ private:
 class GuiExport SelectionGate
 {
 public:
-    virtual ~SelectionGate(){}
+    virtual ~SelectionGate() = default;
     virtual bool allow(App::Document*,App::DocumentObject*, const char*)=0;
 
     /**
diff --git a/src/Gui/SelectionFilter.cpp b/src/Gui/SelectionFilter.cpp
index aa5ef36ea6..e08d3bba74 100644
--- a/src/Gui/SelectionFilter.cpp
+++ b/src/Gui/SelectionFilter.cpp
@@ -81,9 +81,7 @@ SelectionGatePython::SelectionGatePython(const Py::Object& obj)
 {
 }
 
-SelectionGatePython::~SelectionGatePython()
-{
-}
+SelectionGatePython::~SelectionGatePython() = default;
 
 bool SelectionGatePython::allow(App::Document* doc, App::DocumentObject* obj, const char* sub)
 {
@@ -158,9 +156,7 @@ void SelectionFilter::setFilter(const char* filter)
     }
 }
 
-SelectionFilter::~SelectionFilter()
-{
-}
+SelectionFilter::~SelectionFilter() = default;
 
 bool SelectionFilter::match()
 {
diff --git a/src/Gui/SelectionFilterPy.cpp b/src/Gui/SelectionFilterPy.cpp
index 230cc606a0..d5d8d630b5 100644
--- a/src/Gui/SelectionFilterPy.cpp
+++ b/src/Gui/SelectionFilterPy.cpp
@@ -42,9 +42,7 @@ SelectionFilterPy::SelectionFilterPy(Py::PythonClassInstance* self, Py::Tuple& a
     }
 }
 
-SelectionFilterPy::~SelectionFilterPy()
-{
-}
+SelectionFilterPy::~SelectionFilterPy() = default;
 
 Py::Object SelectionFilterPy::repr()
 {
diff --git a/src/Gui/SelectionObject.cpp b/src/Gui/SelectionObject.cpp
index 78041f92dc..f705397b18 100644
--- a/src/Gui/SelectionObject.cpp
+++ b/src/Gui/SelectionObject.cpp
@@ -40,9 +40,7 @@ using namespace Gui;
 
 TYPESYSTEM_SOURCE_ABSTRACT(Gui::SelectionObject, Base::BaseClass)
 
-SelectionObject::SelectionObject()
-{
-}
+SelectionObject::SelectionObject() = default;
 
 SelectionObject::SelectionObject(const Gui::SelectionChanges& msg)
 {
@@ -62,9 +60,7 @@ SelectionObject::SelectionObject(App::DocumentObject* obj)
     TypeName = obj->getTypeId().getName();
 }
 
-SelectionObject::~SelectionObject()
-{
-}
+SelectionObject::~SelectionObject() = default;
 
 const App::DocumentObject * SelectionObject::getObject() const
 {
diff --git a/src/Gui/SelectionObserverPython.cpp b/src/Gui/SelectionObserverPython.cpp
index d46d36863d..e1f670df28 100644
--- a/src/Gui/SelectionObserverPython.cpp
+++ b/src/Gui/SelectionObserverPython.cpp
@@ -40,9 +40,7 @@ SelectionObserverPython::SelectionObserverPython(const Py::Object& obj, ResolveM
     FC_PY_SEL_OBSERVER
 }
 
-SelectionObserverPython::~SelectionObserverPython()
-{
-}
+SelectionObserverPython::~SelectionObserverPython() = default;
 
 void SelectionObserverPython::addObserver(const Py::Object& obj, ResolveMode resolve)
 {
diff --git a/src/Gui/SelectionView.cpp b/src/Gui/SelectionView.cpp
index 42fa833843..7cedfe0314 100644
--- a/src/Gui/SelectionView.cpp
+++ b/src/Gui/SelectionView.cpp
@@ -111,9 +111,7 @@ SelectionView::SelectionView(Gui::Document* pcDocument, QWidget *parent)
     connect(enablePickList, &QCheckBox::stateChanged, this, &SelectionView::onEnablePickList);
 }
 
-SelectionView::~SelectionView()
-{
-}
+SelectionView::~SelectionView() = default;
 
 void SelectionView::leaveEvent(QEvent *)
 {
diff --git a/src/Gui/SoAxisCrossKit.cpp b/src/Gui/SoAxisCrossKit.cpp
index 930363f8a2..4c637e40af 100644
--- a/src/Gui/SoAxisCrossKit.cpp
+++ b/src/Gui/SoAxisCrossKit.cpp
@@ -77,9 +77,7 @@ SoShapeScale::SoShapeScale()
 }
 
 // Destructor.
-SoShapeScale::~SoShapeScale()
-{
-}
+SoShapeScale::~SoShapeScale() = default;
 
 void
 SoShapeScale::initClass()
@@ -146,9 +144,7 @@ SoAxisCrossKit::SoAxisCrossKit()
    createAxes();
 }
 
-SoAxisCrossKit::~SoAxisCrossKit()
-{
-}
+SoAxisCrossKit::~SoAxisCrossKit() = default;
 
 // This kit is made up entirely of SoShapeKits.
 // Since SoShapeKits do not affect state, neither does this.
diff --git a/src/Gui/SoDatumLabel.h b/src/Gui/SoDatumLabel.h
index 183076ec0d..5ae2621cda 100644
--- a/src/Gui/SoDatumLabel.h
+++ b/src/Gui/SoDatumLabel.h
@@ -79,7 +79,7 @@ public:
     bool       useAntialiasing;
 
 protected:
-    ~SoDatumLabel() override {}
+    ~SoDatumLabel() override = default;
     void GLRender(SoGLRenderAction *action) override;
     void computeBBox(SoAction *, SbBox3f &box, SbVec3f &center) override;
     void generatePrimitives(SoAction * action) override;
diff --git a/src/Gui/SoFCBackgroundGradient.cpp b/src/Gui/SoFCBackgroundGradient.cpp
index 4011d1bfad..653b8bbc24 100644
--- a/src/Gui/SoFCBackgroundGradient.cpp
+++ b/src/Gui/SoFCBackgroundGradient.cpp
@@ -72,9 +72,7 @@ SoFCBackgroundGradient::SoFCBackgroundGradient()
 /*!
   Destructor.
 */
-SoFCBackgroundGradient::~SoFCBackgroundGradient()
-{
-}
+SoFCBackgroundGradient::~SoFCBackgroundGradient() = default;
 
 // doc from parent
 void SoFCBackgroundGradient::initClass()
diff --git a/src/Gui/SoFCBoundingBox.cpp b/src/Gui/SoFCBoundingBox.cpp
index 65624d34bc..3f4c38cb83 100644
--- a/src/Gui/SoFCBoundingBox.cpp
+++ b/src/Gui/SoFCBoundingBox.cpp
@@ -251,9 +251,7 @@ SoSkipBoundingGroup::SoSkipBoundingGroup()
 /*!
   Destructor.
 */
-SoSkipBoundingGroup::~SoSkipBoundingGroup()
-{
-}
+SoSkipBoundingGroup::~SoSkipBoundingGroup() = default;
 
 void
 SoSkipBoundingGroup::initClass()
diff --git a/src/Gui/SoFCColorBar.cpp b/src/Gui/SoFCColorBar.cpp
index 9214b9dc73..638e6f9b61 100644
--- a/src/Gui/SoFCColorBar.cpp
+++ b/src/Gui/SoFCColorBar.cpp
@@ -54,10 +54,7 @@ SoFCColorBarBase::SoFCColorBarBase() : _boxWidth(-1.0f), _windowSize(0,0)
 /*!
   Destructor.
 */
-SoFCColorBarBase::~SoFCColorBarBase()
-{
-    //delete THIS;
-}
+SoFCColorBarBase::~SoFCColorBarBase() = default;
 
 // doc from parent
 void SoFCColorBarBase::initClass()
@@ -159,7 +156,7 @@ class SoFCColorBarProxyObject : public QObject
 public:
     explicit SoFCColorBarProxyObject(SoFCColorBar* b)
         : QObject(nullptr), bar(b) {}
-    ~SoFCColorBarProxyObject() override {}
+    ~SoFCColorBarProxyObject() override = default;
     void customEvent(QEvent *) override
     {
         bar->customize(bar->getActiveBar());
@@ -198,10 +195,7 @@ SoFCColorBar::SoFCColorBar()
 /*!
   Destructor.
 */
-SoFCColorBar::~SoFCColorBar()
-{
-    //delete THIS;
-}
+SoFCColorBar::~SoFCColorBar() = default;
 
 // doc from parent
 void SoFCColorBar::initClass()
diff --git a/src/Gui/SoFCInteractiveElement.cpp b/src/Gui/SoFCInteractiveElement.cpp
index 364d1b0de8..fc9deb97af 100644
--- a/src/Gui/SoFCInteractiveElement.cpp
+++ b/src/Gui/SoFCInteractiveElement.cpp
@@ -43,9 +43,7 @@ void SoFCInteractiveElement::init(SoState * /*state*/)
   this->interactiveMode = false;
 }
 
-SoFCInteractiveElement::~SoFCInteractiveElement()
-{
-}
+SoFCInteractiveElement::~SoFCInteractiveElement() = default;
 
 void SoFCInteractiveElement::set(SoState * const state, SoNode * const node, SbBool mode)
 {
@@ -86,9 +84,7 @@ void SoGLWidgetElement::init(SoState * state)
   this->window = nullptr;
 }
 
-SoGLWidgetElement::~SoGLWidgetElement()
-{
-}
+SoGLWidgetElement::~SoGLWidgetElement() = default;
 
 void SoGLWidgetElement::set(SoState * state, QtGLWidget * window)
 {
@@ -141,9 +137,7 @@ void SoGLRenderActionElement::init(SoState * state)
   this->glRenderAction = nullptr;
 }
 
-SoGLRenderActionElement::~SoGLRenderActionElement()
-{
-}
+SoGLRenderActionElement::~SoGLRenderActionElement() = default;
 
 void SoGLRenderActionElement::set(SoState * state, SoGLRenderAction * action)
 {
@@ -194,9 +188,7 @@ SoGLWidgetNode::SoGLWidgetNode() : window(nullptr)
 /*!
   Destructor.
 */
-SoGLWidgetNode::~SoGLWidgetNode()
-{
-}
+SoGLWidgetNode::~SoGLWidgetNode() = default;
 
 // Doc from superclass.
 void SoGLWidgetNode::initClass()
@@ -235,9 +227,7 @@ void SoGLVBOActivatedElement::init(SoState * state)
   this->active = false;
 }
 
-SoGLVBOActivatedElement::~SoGLVBOActivatedElement()
-{
-}
+SoGLVBOActivatedElement::~SoGLVBOActivatedElement() = default;
 
 void SoGLVBOActivatedElement::set(SoState * state, SbBool active)
 {
diff --git a/src/Gui/SoFCOffscreenRenderer.cpp b/src/Gui/SoFCOffscreenRenderer.cpp
index eae9667c6f..e464b29b66 100644
--- a/src/Gui/SoFCOffscreenRenderer.cpp
+++ b/src/Gui/SoFCOffscreenRenderer.cpp
@@ -83,9 +83,7 @@ SoFCOffscreenRenderer::SoFCOffscreenRenderer (SoGLRenderAction *action)
 {
 }
 
-SoFCOffscreenRenderer::~SoFCOffscreenRenderer()
-{
-}
+SoFCOffscreenRenderer::~SoFCOffscreenRenderer() = default;
 
 void SoFCOffscreenRenderer::writeToImage (QImage& img) const
 {
diff --git a/src/Gui/SoFCSelectionAction.cpp b/src/Gui/SoFCSelectionAction.cpp
index 22b6a6eafb..141a2cbfc0 100644
--- a/src/Gui/SoFCSelectionAction.cpp
+++ b/src/Gui/SoFCSelectionAction.cpp
@@ -138,9 +138,7 @@ SoFCHighlightAction::SoFCHighlightAction (const SelectionChanges &SelCh)
 }
 
 
-SoFCHighlightAction::~SoFCHighlightAction()
-{
-}
+SoFCHighlightAction::~SoFCHighlightAction() = default;
 
 
 void SoFCHighlightAction::beginTraversal(SoNode *node)
@@ -224,9 +222,7 @@ SoFCSelectionAction::SoFCSelectionAction (const SelectionChanges &SelCh)
 }
 
 
-SoFCSelectionAction::~SoFCSelectionAction()
-{
-}
+SoFCSelectionAction::~SoFCSelectionAction() = default;
 
 
 void SoFCSelectionAction::beginTraversal(SoNode *node)
@@ -306,9 +302,7 @@ SoFCEnableSelectionAction::SoFCEnableSelectionAction (const SbBool& sel)
 }
 
 
-SoFCEnableSelectionAction::~SoFCEnableSelectionAction()
-{
-}
+SoFCEnableSelectionAction::~SoFCEnableSelectionAction() = default;
 
 
 void SoFCEnableSelectionAction::beginTraversal(SoNode *node)
@@ -388,9 +382,7 @@ SoFCEnableHighlightAction::SoFCEnableHighlightAction (const SbBool& sel)
 }
 
 
-SoFCEnableHighlightAction::~SoFCEnableHighlightAction()
-{
-}
+SoFCEnableHighlightAction::~SoFCEnableHighlightAction() = default;
 
 
 void SoFCEnableHighlightAction::beginTraversal(SoNode *node)
@@ -470,9 +462,7 @@ SoFCSelectionColorAction::SoFCSelectionColorAction (const SoSFColor& col)
 }
 
 
-SoFCSelectionColorAction::~SoFCSelectionColorAction()
-{
-}
+SoFCSelectionColorAction::~SoFCSelectionColorAction() = default;
 
 
 void SoFCSelectionColorAction::beginTraversal(SoNode *node)
@@ -552,9 +542,7 @@ SoFCHighlightColorAction::SoFCHighlightColorAction (const SoSFColor& col)
 }
 
 
-SoFCHighlightColorAction::~SoFCHighlightColorAction()
-{
-}
+SoFCHighlightColorAction::~SoFCHighlightColorAction() = default;
 
 
 void SoFCHighlightColorAction::beginTraversal(SoNode *node)
@@ -634,9 +622,7 @@ SoFCDocumentAction::SoFCDocumentAction (const SoSFString& docName)
 }
 
 
-SoFCDocumentAction::~SoFCDocumentAction()
-{
-}
+SoFCDocumentAction::~SoFCDocumentAction() = default;
 
 
 void SoFCDocumentAction::beginTraversal(SoNode *node)
@@ -711,9 +697,7 @@ SoFCDocumentObjectAction::SoFCDocumentObjectAction () : _handled(false)
   SO_ACTION_CONSTRUCTOR(SoFCDocumentObjectAction);
 }
 
-SoFCDocumentObjectAction::~SoFCDocumentObjectAction()
-{
-}
+SoFCDocumentObjectAction::~SoFCDocumentObjectAction() = default;
 
 void SoFCDocumentObjectAction::beginTraversal(SoNode *node)
 {
@@ -781,9 +765,7 @@ SoGLSelectAction::SoGLSelectAction (const SbViewportRegion& region,
   SO_ACTION_CONSTRUCTOR(SoGLSelectAction);
 }
 
-SoGLSelectAction::~SoGLSelectAction()
-{
-}
+SoGLSelectAction::~SoGLSelectAction() = default;
 
 const SbViewportRegion& SoGLSelectAction::getViewportRegion () const
 {
@@ -856,9 +838,7 @@ SoVisibleFaceAction::SoVisibleFaceAction () : _handled(false)
   SO_ACTION_CONSTRUCTOR(SoVisibleFaceAction);
 }
 
-SoVisibleFaceAction::~SoVisibleFaceAction()
-{
-}
+SoVisibleFaceAction::~SoVisibleFaceAction() = default;
 
 void SoVisibleFaceAction::beginTraversal(SoNode *node)
 {
@@ -926,9 +906,7 @@ SoUpdateVBOAction::SoUpdateVBOAction ()
   SO_ACTION_CONSTRUCTOR(SoUpdateVBOAction);
 }
 
-SoUpdateVBOAction::~SoUpdateVBOAction()
-{
-}
+SoUpdateVBOAction::~SoUpdateVBOAction() = default;
 
 void SoUpdateVBOAction::finish()
 {
diff --git a/src/Gui/SoFCSelectionContext.cpp b/src/Gui/SoFCSelectionContext.cpp
index bc474d7df8..2e5e27c6f8 100644
--- a/src/Gui/SoFCSelectionContext.cpp
+++ b/src/Gui/SoFCSelectionContext.cpp
@@ -243,8 +243,7 @@ SoFCSelectionCounter::SoFCSelectionCounter()
 {}
 
 
-SoFCSelectionCounter::~SoFCSelectionCounter()
-{}
+SoFCSelectionCounter::~SoFCSelectionCounter() = default;
 
 
 bool SoFCSelectionCounter::checkRenderCache(SoState *state) {
diff --git a/src/Gui/SoFCSelectionContext.h b/src/Gui/SoFCSelectionContext.h
index 68ee2d2720..5c22d8bc3b 100644
--- a/src/Gui/SoFCSelectionContext.h
+++ b/src/Gui/SoFCSelectionContext.h
@@ -40,7 +40,7 @@ struct SoFCSelectionContextBase;
 using SoFCSelectionContextBasePtr = std::shared_ptr<SoFCSelectionContextBase>;
 
 struct GuiExport SoFCSelectionContextBase {
-    virtual ~SoFCSelectionContextBase() {}
+    virtual ~SoFCSelectionContextBase() = default;
     using MergeFunc = int (int status,
                            SoFCSelectionContextBasePtr &output,
                            SoFCSelectionContextBasePtr input,
diff --git a/src/Gui/SoFCUnifiedSelection.cpp b/src/Gui/SoFCUnifiedSelection.cpp
index 8223a94385..fb7261e462 100644
--- a/src/Gui/SoFCUnifiedSelection.cpp
+++ b/src/Gui/SoFCUnifiedSelection.cpp
@@ -799,9 +799,7 @@ SoHighlightElementAction::SoHighlightElementAction () : _highlight(false), _det(
     SO_ACTION_CONSTRUCTOR(SoHighlightElementAction);
 }
 
-SoHighlightElementAction::~SoHighlightElementAction()
-{
-}
+SoHighlightElementAction::~SoHighlightElementAction() = default;
 
 void SoHighlightElementAction::beginTraversal(SoNode *node)
 {
@@ -870,9 +868,7 @@ SoSelectionElementAction::SoSelectionElementAction (Type t, bool secondary)
     SO_ACTION_CONSTRUCTOR(SoSelectionElementAction);
 }
 
-SoSelectionElementAction::~SoSelectionElementAction()
-{
-}
+SoSelectionElementAction::~SoSelectionElementAction() = default;
 
 void SoSelectionElementAction::beginTraversal(SoNode *node)
 {
@@ -942,9 +938,7 @@ SoVRMLAction::SoVRMLAction() : overrideMode(true)
     SO_ACTION_CONSTRUCTOR(SoVRMLAction);
 }
 
-SoVRMLAction::~SoVRMLAction()
-{
-}
+SoVRMLAction::~SoVRMLAction() = default;
 
 void SoVRMLAction::setOverrideMode(SbBool on)
 {
@@ -1082,9 +1076,7 @@ SoFCSelectionRoot::SoFCSelectionRoot(bool trackCacheMode)
     SO_NODE_SET_SF_ENUM_TYPE(selectionStyle, SelectStyles);
 }
 
-SoFCSelectionRoot::~SoFCSelectionRoot()
-{
-}
+SoFCSelectionRoot::~SoFCSelectionRoot() = default;
 
 void SoFCSelectionRoot::initClass()
 {
diff --git a/src/Gui/SoFCVectorizeSVGAction.cpp b/src/Gui/SoFCVectorizeSVGAction.cpp
index f3ca2a172b..9054177e73 100644
--- a/src/Gui/SoFCVectorizeSVGAction.cpp
+++ b/src/Gui/SoFCVectorizeSVGAction.cpp
@@ -137,9 +137,7 @@ public:
 
 // ----------------------------------------------------------------
 
-SoSVGVectorOutput::SoSVGVectorOutput()
-{
-}
+SoSVGVectorOutput::SoSVGVectorOutput() = default;
 
 SoSVGVectorOutput::~SoSVGVectorOutput()
 {
diff --git a/src/Gui/SoFCVectorizeU3DAction.cpp b/src/Gui/SoFCVectorizeU3DAction.cpp
index 0e9f59afc0..0ae486ccb6 100644
--- a/src/Gui/SoFCVectorizeU3DAction.cpp
+++ b/src/Gui/SoFCVectorizeU3DAction.cpp
@@ -138,9 +138,7 @@ public:
 
 // ----------------------------------------------------------------
 
-SoU3DVectorOutput::SoU3DVectorOutput()
-{
-}
+SoU3DVectorOutput::SoU3DVectorOutput() = default;
 
 SoU3DVectorOutput::~SoU3DVectorOutput()
 {
diff --git a/src/Gui/SoMouseWheelEvent.h b/src/Gui/SoMouseWheelEvent.h
index 403f7be256..ddaefb56a2 100644
--- a/src/Gui/SoMouseWheelEvent.h
+++ b/src/Gui/SoMouseWheelEvent.h
@@ -45,7 +45,7 @@ public: //methods
     /// smaller values come from high-resolution devices like touchpads
     int getDelta() const {return delta;}
     void setDelta(int delta) {this->delta = delta;}
-    ~SoMouseWheelEvent() override {}
+    ~SoMouseWheelEvent() override = default;
 
 private: //data
     int delta;
diff --git a/src/Gui/SoQtOffscreenRendererPy.cpp b/src/Gui/SoQtOffscreenRendererPy.cpp
index faa23fbb7e..aebe39802e 100644
--- a/src/Gui/SoQtOffscreenRendererPy.cpp
+++ b/src/Gui/SoQtOffscreenRendererPy.cpp
@@ -33,9 +33,7 @@ SoQtOffscreenRendererPy::SoQtOffscreenRendererPy(Py::PythonClassInstance* self,
     this->setViewportRegion(args);
 }
 
-SoQtOffscreenRendererPy::~SoQtOffscreenRendererPy()
-{
-}
+SoQtOffscreenRendererPy::~SoQtOffscreenRendererPy() = default;
 
 Py::Object SoQtOffscreenRendererPy::repr()
 {
diff --git a/src/Gui/SoTextLabel.cpp b/src/Gui/SoTextLabel.cpp
index 5448e3ba2c..9aaf958a81 100644
--- a/src/Gui/SoTextLabel.cpp
+++ b/src/Gui/SoTextLabel.cpp
@@ -485,6 +485,4 @@ TranslateManip::TranslateManip()
     setDragger(myDrag);
 }
 
-TranslateManip::~TranslateManip()
-{
-}
+TranslateManip::~TranslateManip() = default;
diff --git a/src/Gui/SoTextLabel.h b/src/Gui/SoTextLabel.h
index 3764a4c244..6581455d6a 100644
--- a/src/Gui/SoTextLabel.h
+++ b/src/Gui/SoTextLabel.h
@@ -55,7 +55,7 @@ public:
     SoSFFloat frameSize;
 
 protected:
-    ~SoTextLabel() override {}
+    ~SoTextLabel() override = default;
     void GLRender(SoGLRenderAction *action) override;
 };
 
@@ -91,7 +91,7 @@ public:
     SoSFInt32  size;
 
 protected:
-    ~SoStringLabel() override {}
+    ~SoStringLabel() override = default;
     void GLRender(SoGLRenderAction *action) override;
 };
 
@@ -118,7 +118,7 @@ public:
   //SoSFImage  image;
 
 protected:
-    ~SoFrameLabel() override {}
+    ~SoFrameLabel() override = default;
     void notify(SoNotList * list) override;
     void GLRender(SoGLRenderAction *action) override;
 
diff --git a/src/Gui/SoTouchEvents.h b/src/Gui/SoTouchEvents.h
index 809e167628..c7d16c5e94 100644
--- a/src/Gui/SoTouchEvents.h
+++ b/src/Gui/SoTouchEvents.h
@@ -40,7 +40,7 @@ public:
         SO_EVENT_INIT_CLASS(SoGestureEvent, SoEvent);
     }
     SoGestureEvent() : state(SbGSNoGesture) {}
-    ~SoGestureEvent() override{}
+    ~SoGestureEvent() override = default;
     SbBool isSoGestureEvent(const SoEvent* ev) const;
 
     enum SbGestureState {
@@ -59,9 +59,9 @@ public:
     static void initClass(){//needs to be called before the class can be used. Initializes type IDs of the class.
         SO_EVENT_INIT_CLASS(SoGesturePanEvent, SoGestureEvent);
     }
-    SoGesturePanEvent() {}
+    SoGesturePanEvent() = default;
     SoGesturePanEvent(QPanGesture *qpan, QWidget *widget);
-    ~SoGesturePanEvent() override{}
+    ~SoGesturePanEvent() override = default;
     SbBool isSoGesturePanEvent(const SoEvent* ev) const;
 
     SbVec2f deltaOffset;
@@ -79,7 +79,7 @@ public:
     {
     }
     SoGesturePinchEvent(QPinchGesture* qpinch, QWidget* widget);
-    ~SoGesturePinchEvent() override{}
+    ~SoGesturePinchEvent() override = default;
     SbBool isSoGesturePinchEvent(const SoEvent* ev) const;
 
     SbVec2f startCenter;//in GL pixel coordinates (from bottom left corner of view area)
@@ -104,7 +104,7 @@ public:
     {
     }
     SoGestureSwipeEvent(QSwipeGesture* qwsipe, QWidget *widget);
-    ~SoGestureSwipeEvent() override{}
+    ~SoGestureSwipeEvent() override = default;
     SbBool isSoGestureSwipeEvent(const SoEvent* ev) const;
 
     double angle;
@@ -117,7 +117,7 @@ class GesturesDevice : public Quarter::InputDevice {
 public:
     explicit GesturesDevice(QWidget* widget);//it needs to know the widget to do coordinate translation
 
-    ~GesturesDevice() override  {}
+    ~GesturesDevice() override = default;
     const SoEvent* translateEvent(QEvent* event) override;
 protected:
     QWidget* widget;
diff --git a/src/Gui/SpinBox.cpp b/src/Gui/SpinBox.cpp
index d5bf90dc24..abd3c7076a 100644
--- a/src/Gui/SpinBox.cpp
+++ b/src/Gui/SpinBox.cpp
@@ -57,9 +57,7 @@ ExpressionSpinBox::ExpressionSpinBox(QAbstractSpinBox* sb)
     });
 }
 
-ExpressionSpinBox::~ExpressionSpinBox()
-{
-}
+ExpressionSpinBox::~ExpressionSpinBox() = default;
 
 void ExpressionSpinBox::bind(const App::ObjectIdentifier &_path)
 {
@@ -239,10 +237,7 @@ UnsignedValidator::UnsignedValidator( uint minimum, uint maximum, QObject * pare
     t = maximum;
 }
 
-UnsignedValidator::~UnsignedValidator()
-{
-
-}
+UnsignedValidator::~UnsignedValidator() = default;
 
 QValidator::State UnsignedValidator::validate( QString & input, int & ) const
 {
@@ -458,10 +453,7 @@ IntSpinBox::IntSpinBox(QWidget* parent)
 {
 }
 
-IntSpinBox::~IntSpinBox()
-{
-
-}
+IntSpinBox::~IntSpinBox() = default;
 
 bool IntSpinBox::apply(const std::string& propName)
 {
@@ -505,10 +497,7 @@ DoubleSpinBox::DoubleSpinBox(QWidget* parent)
 {
 }
 
-DoubleSpinBox::~DoubleSpinBox()
-{
-
-}
+DoubleSpinBox::~DoubleSpinBox() = default;
 
 bool DoubleSpinBox::apply(const std::string& propName)
 {
diff --git a/src/Gui/Splashscreen.cpp b/src/Gui/Splashscreen.cpp
index 473d451e11..5878bcb3d6 100644
--- a/src/Gui/Splashscreen.cpp
+++ b/src/Gui/Splashscreen.cpp
@@ -254,9 +254,7 @@ void SplashScreen::drawContents ( QPainter * painter )
 
 AboutDialogFactory* AboutDialogFactory::factory = nullptr;
 
-AboutDialogFactory::~AboutDialogFactory()
-{
-}
+AboutDialogFactory::~AboutDialogFactory() = default;
 
 QDialog *AboutDialogFactory::create(QWidget *parent) const
 {
@@ -901,9 +899,7 @@ LicenseView::LicenseView(QWidget* parent)
     setCentralWidget(browser);
 }
 
-LicenseView::~LicenseView()
-{
-}
+LicenseView::~LicenseView() = default;
 
 void LicenseView::setSource(const QUrl& url)
 {
diff --git a/src/Gui/Splashscreen.h b/src/Gui/Splashscreen.h
index bc68ccccb4..527d837987 100644
--- a/src/Gui/Splashscreen.h
+++ b/src/Gui/Splashscreen.h
@@ -57,7 +57,7 @@ class Ui_AboutApplication;
 class GuiExport AboutDialogFactory
 {
 public:
-    AboutDialogFactory() {}
+    AboutDialogFactory() = default;
     virtual ~AboutDialogFactory();
 
     virtual QDialog *create(QWidget *parent) const;
diff --git a/src/Gui/SplitView3DInventor.cpp b/src/Gui/SplitView3DInventor.cpp
index 784b76c7b5..7f661622ae 100644
--- a/src/Gui/SplitView3DInventor.cpp
+++ b/src/Gui/SplitView3DInventor.cpp
@@ -291,9 +291,7 @@ AbstractSplitViewPy::AbstractSplitViewPy(AbstractSplitView *vi)
 {
 }
 
-AbstractSplitViewPy::~AbstractSplitViewPy()
-{
-}
+AbstractSplitViewPy::~AbstractSplitViewPy() = default;
 
 Py::Object AbstractSplitViewPy::cast_to_base(const Py::Tuple&)
 {
@@ -641,8 +639,6 @@ SplitView3DInventor::SplitView3DInventor(int views, Gui::Document* pcDocument, Q
     setupSettings();
 }
 
-SplitView3DInventor::~SplitView3DInventor()
-{
-}
+SplitView3DInventor::~SplitView3DInventor() = default;
 
 #include "moc_SplitView3DInventor.cpp"
diff --git a/src/Gui/TaskDlgRelocation.cpp b/src/Gui/TaskDlgRelocation.cpp
index 6a2b6d6845..01d90432c7 100644
--- a/src/Gui/TaskDlgRelocation.cpp
+++ b/src/Gui/TaskDlgRelocation.cpp
@@ -93,10 +93,7 @@ TaskDlgRelocation::TaskDlgRelocation()
 {
 }
 
-TaskDlgRelocation::~TaskDlgRelocation()
-{
-
-}
+TaskDlgRelocation::~TaskDlgRelocation() = default;
 
 //==== calls from the TaskView ===============================================================
 
diff --git a/src/Gui/TaskElementColors.cpp b/src/Gui/TaskElementColors.cpp
index a0a12969bc..50dceda690 100644
--- a/src/Gui/TaskElementColors.cpp
+++ b/src/Gui/TaskElementColors.cpp
@@ -549,9 +549,7 @@ TaskElementColors::TaskElementColors(ViewProviderDocumentObject* vp, bool noHide
     Content.push_back(taskbox);
 }
 
-TaskElementColors::~TaskElementColors()
-{
-}
+TaskElementColors::~TaskElementColors() = default;
 
 void TaskElementColors::open()
 {
diff --git a/src/Gui/TaskView/TaskDialogPython.cpp b/src/Gui/TaskView/TaskDialogPython.cpp
index 6e9e800216..ca3aeba901 100644
--- a/src/Gui/TaskView/TaskDialogPython.cpp
+++ b/src/Gui/TaskView/TaskDialogPython.cpp
@@ -98,13 +98,9 @@ void ControlPy::init_type()
                         "showModelView()");
 }
 
-ControlPy::ControlPy()
-{
-}
+ControlPy::ControlPy() = default;
 
-ControlPy::~ControlPy()
-{
-}
+ControlPy::~ControlPy() = default;
 
 Py::Object ControlPy::repr()
 {
@@ -363,9 +359,7 @@ TaskDialogPy::TaskDialogPy(TaskDialog* dlg)
 {
 }
 
-TaskDialogPy::~TaskDialogPy()
-{
-}
+TaskDialogPy::~TaskDialogPy() = default;
 
 Py::Object TaskDialogPy::repr()
 {
diff --git a/src/Gui/TaskView/TaskEditControl.cpp b/src/Gui/TaskView/TaskEditControl.cpp
index 5928d5db30..c6c720ce7a 100644
--- a/src/Gui/TaskView/TaskEditControl.cpp
+++ b/src/Gui/TaskView/TaskEditControl.cpp
@@ -41,9 +41,7 @@ TaskEditControl::TaskEditControl(QWidget *parent)
     hboxLayout->addWidget(buttonBox);
 }
 
-TaskEditControl::~TaskEditControl()
-{
-}
+TaskEditControl::~TaskEditControl() = default;
 
 QDialogButtonBox* TaskEditControl::standardButtons() const
 {
diff --git a/src/Gui/TaskView/TaskOrientation.cpp b/src/Gui/TaskView/TaskOrientation.cpp
index df9be47826..d9dd82128f 100644
--- a/src/Gui/TaskView/TaskOrientation.cpp
+++ b/src/Gui/TaskView/TaskOrientation.cpp
@@ -54,9 +54,7 @@ TaskOrientation::TaskOrientation(App::GeoFeature* obj, QWidget* parent)
             this, &TaskOrientation::onPreview);
 }
 
-TaskOrientation::~TaskOrientation()
-{
-}
+TaskOrientation::~TaskOrientation() = default;
 
 void TaskOrientation::open()
 {
diff --git a/src/Gui/TaskView/TaskView.cpp b/src/Gui/TaskView/TaskView.cpp
index 17b5422cba..bb14149e8e 100644
--- a/src/Gui/TaskView/TaskView.cpp
+++ b/src/Gui/TaskView/TaskView.cpp
@@ -62,9 +62,7 @@ TaskWidget::TaskWidget( QWidget *parent)
 
 }
 
-TaskWidget::~TaskWidget()
-{
-}
+TaskWidget::~TaskWidget() = default;
 
 //**************************************************************************
 //**************************************************************************
@@ -86,9 +84,7 @@ TaskGroup::TaskGroup(const QPixmap & icon, const QString & headerText, QWidget *
 {
 }
 
-TaskGroup::~TaskGroup()
-{
-}
+TaskGroup::~TaskGroup() = default;
 
 void TaskGroup::actionEvent (QActionEvent* e)
 {
@@ -157,9 +153,7 @@ QSize TaskBox::minimumSizeHint() const
     return {qMax(s1.width(), s2.width()), qMax(s1.height(), s2.height())};
 }
 
-TaskBox::~TaskBox()
-{
-}
+TaskBox::~TaskBox() = default;
 
 void TaskBox::showEvent(QShowEvent*)
 {
@@ -247,9 +241,7 @@ TaskPanel::TaskPanel(QWidget *parent)
 {
 }
 
-TaskPanel::~TaskPanel()
-{
-}
+TaskPanel::~TaskPanel() = default;
 
 QSize TaskPanel::minimumSizeHint() const
 {
diff --git a/src/Gui/TaskView/TaskWatcher.cpp b/src/Gui/TaskView/TaskWatcher.cpp
index e0754148f7..a9e6e27ecf 100644
--- a/src/Gui/TaskView/TaskWatcher.cpp
+++ b/src/Gui/TaskView/TaskWatcher.cpp
@@ -144,9 +144,7 @@ TaskWatcherCommandsEmptySelection::TaskWatcherCommandsEmptySelection(const char*
 {
 }
 
-TaskWatcherCommandsEmptySelection::~TaskWatcherCommandsEmptySelection()
-{
-}
+TaskWatcherCommandsEmptySelection::~TaskWatcherCommandsEmptySelection() = default;
 
 //==== implementer ===========================================================================
 
diff --git a/src/Gui/TextEdit.cpp b/src/Gui/TextEdit.cpp
index d6c7956a6d..21feb89c9e 100644
--- a/src/Gui/TextEdit.cpp
+++ b/src/Gui/TextEdit.cpp
@@ -70,9 +70,7 @@ TextEdit::TextEdit(QWidget* parent)
 }
 
 /** Destroys the object and frees any allocated resources */
-TextEdit::~TextEdit()
-{
-}
+TextEdit::~TextEdit() = default;
 
 /**
  * Set the approproriate item of the completion box or hide it, if needed.
@@ -511,9 +509,7 @@ LineMarker::LineMarker(TextEditor* editor)
 {
 }
 
-LineMarker::~LineMarker()
-{
-}
+LineMarker::~LineMarker() = default;
 
 QSize LineMarker::sizeHint() const
 {
@@ -540,9 +536,7 @@ CompletionList::CompletionList(QPlainTextEdit* parent)
             this, &CompletionList::completionItem);
 }
 
-CompletionList::~CompletionList()
-{
-}
+CompletionList::~CompletionList() = default;
 
 void CompletionList::findCurrentWord(const QString& wordPrefix)
 {
diff --git a/src/Gui/TextureMapping.cpp b/src/Gui/TextureMapping.cpp
index 7335eb8bda..866ea980b5 100644
--- a/src/Gui/TextureMapping.cpp
+++ b/src/Gui/TextureMapping.cpp
@@ -188,10 +188,7 @@ TaskTextureMapping::TaskTextureMapping()
     Content.push_back(taskbox);
 }
 
-TaskTextureMapping::~TaskTextureMapping()
-{
-    // automatically deleted in the sub-class
-}
+TaskTextureMapping::~TaskTextureMapping() = default;
 
 bool TaskTextureMapping::accept()
 {
diff --git a/src/Gui/Thumbnail.cpp b/src/Gui/Thumbnail.cpp
index 620d801e8a..016c6e57e3 100644
--- a/src/Gui/Thumbnail.cpp
+++ b/src/Gui/Thumbnail.cpp
@@ -46,9 +46,7 @@ Thumbnail::Thumbnail(int s) : viewer(nullptr), size(s)
 {
 }
 
-Thumbnail::~Thumbnail()
-{
-}
+Thumbnail::~Thumbnail() = default;
 
 void Thumbnail::setViewer(View3DInventorViewer* v)
 {
diff --git a/src/Gui/TinkerCADNavigationStyle.cpp b/src/Gui/TinkerCADNavigationStyle.cpp
index cf6d8a23b7..71d09932c4 100644
--- a/src/Gui/TinkerCADNavigationStyle.cpp
+++ b/src/Gui/TinkerCADNavigationStyle.cpp
@@ -38,13 +38,9 @@ using namespace Gui;
 
 TYPESYSTEM_SOURCE(Gui::TinkerCADNavigationStyle, Gui::UserNavigationStyle)
 
-TinkerCADNavigationStyle::TinkerCADNavigationStyle()
-{
-}
+TinkerCADNavigationStyle::TinkerCADNavigationStyle() = default;
 
-TinkerCADNavigationStyle::~TinkerCADNavigationStyle()
-{
-}
+TinkerCADNavigationStyle::~TinkerCADNavigationStyle() = default;
 
 const char* TinkerCADNavigationStyle::mouseButtons(ViewerMode mode)
 {
diff --git a/src/Gui/ToolBarManager.cpp b/src/Gui/ToolBarManager.cpp
index 210ca41f29..dbbdca3f97 100644
--- a/src/Gui/ToolBarManager.cpp
+++ b/src/Gui/ToolBarManager.cpp
@@ -169,13 +169,9 @@ void ToolBarManager::destruct()
     _instance = nullptr;
 }
 
-ToolBarManager::ToolBarManager()
-{
-}
+ToolBarManager::ToolBarManager() = default;
 
-ToolBarManager::~ToolBarManager()
-{
-}
+ToolBarManager::~ToolBarManager() = default;
 
 namespace {
 QPointer<QWidget> createActionWidget()
diff --git a/src/Gui/ToolBoxManager.cpp b/src/Gui/ToolBoxManager.cpp
index e59204bb97..1c7087eb5a 100644
--- a/src/Gui/ToolBoxManager.cpp
+++ b/src/Gui/ToolBoxManager.cpp
@@ -57,9 +57,7 @@ ToolBoxManager::ToolBoxManager() : _toolBox(nullptr)
 {
 }
 
-ToolBoxManager::~ToolBoxManager()
-{
-}
+ToolBoxManager::~ToolBoxManager() = default;
 
 void ToolBoxManager::setToolBox( DockWnd::ToolBox* tb )
 {
diff --git a/src/Gui/TouchpadNavigationStyle.cpp b/src/Gui/TouchpadNavigationStyle.cpp
index 71d81e688d..172a0f7ede 100644
--- a/src/Gui/TouchpadNavigationStyle.cpp
+++ b/src/Gui/TouchpadNavigationStyle.cpp
@@ -37,13 +37,9 @@ using namespace Gui;
 
 TYPESYSTEM_SOURCE(Gui::TouchpadNavigationStyle, Gui::UserNavigationStyle)
 
-TouchpadNavigationStyle::TouchpadNavigationStyle()
-{
-}
+TouchpadNavigationStyle::TouchpadNavigationStyle() = default;
 
-TouchpadNavigationStyle::~TouchpadNavigationStyle()
-{
-}
+TouchpadNavigationStyle::~TouchpadNavigationStyle() = default;
 
 const char* TouchpadNavigationStyle::mouseButtons(ViewerMode mode)
 {
diff --git a/src/Gui/TransactionObject.cpp b/src/Gui/TransactionObject.cpp
index e00f8f89d5..f3706824fa 100644
--- a/src/Gui/TransactionObject.cpp
+++ b/src/Gui/TransactionObject.cpp
@@ -33,13 +33,9 @@ using namespace Gui;
 
 TYPESYSTEM_SOURCE_ABSTRACT(Gui::TransactionViewProvider, App::TransactionObject)
 
-TransactionViewProvider::TransactionViewProvider()
-{
-}
+TransactionViewProvider::TransactionViewProvider() = default;
 
-TransactionViewProvider::~TransactionViewProvider()
-{
-}
+TransactionViewProvider::~TransactionViewProvider() = default;
 
 void TransactionViewProvider::applyNew(App::Document& Doc, App::TransactionalObject* pcObj)
 {
diff --git a/src/Gui/Transform.cpp b/src/Gui/Transform.cpp
index f103195ff8..be98701d83 100644
--- a/src/Gui/Transform.cpp
+++ b/src/Gui/Transform.cpp
@@ -59,13 +59,9 @@ public:
 
 // ----------------------------------------------------------------------------
 
-TransformStrategy::TransformStrategy()
-{
-}
+TransformStrategy::TransformStrategy() = default;
 
-TransformStrategy::~TransformStrategy()
-{
-}
+TransformStrategy::~TransformStrategy() = default;
 
 Base::Vector3d TransformStrategy::getRotationCenter() const
 {
@@ -205,9 +201,7 @@ DefaultTransformStrategy::DefaultTransformStrategy(QWidget* w) : widget(w)
     onSelectionChanged(mod);
 }
 
-DefaultTransformStrategy::~DefaultTransformStrategy()
-{
-}
+DefaultTransformStrategy::~DefaultTransformStrategy() = default;
 
 std::set<App::DocumentObject*> DefaultTransformStrategy::transformObjects() const
 {
@@ -439,10 +433,7 @@ TaskTransform::TaskTransform()
     Content.push_back(taskbox);
 }
 
-TaskTransform::~TaskTransform()
-{
-    // automatically deleted in the sub-class
-}
+TaskTransform::~TaskTransform() = default;
 
 void TaskTransform::setTransformStrategy(TransformStrategy* ts)
 {
diff --git a/src/Gui/Tree.cpp b/src/Gui/Tree.cpp
index 274e3015aa..0a63be3bf3 100644
--- a/src/Gui/Tree.cpp
+++ b/src/Gui/Tree.cpp
@@ -3095,9 +3095,7 @@ TreePanel::TreePanel(const char* name, QWidget* parent)
             this, &TreePanel::itemSearch);
 }
 
-TreePanel::~TreePanel()
-{
-}
+TreePanel::~TreePanel() = default;
 
 void TreePanel::accept()
 {
@@ -3170,9 +3168,7 @@ TreeDockWidget::TreeDockWidget(Gui::Document* pcDocument, QWidget* parent)
     pLayout->addWidget(panel, 0, 0);
 }
 
-TreeDockWidget::~TreeDockWidget()
-{
-}
+TreeDockWidget::~TreeDockWidget() = default;
 
 void TreeWidget::selectLinkedObject(App::DocumentObject* linked) {
     if (!isSelectionAttached() || isSelectionBlocked())
diff --git a/src/Gui/TreeParams.cpp b/src/Gui/TreeParams.cpp
index cf462b0bfc..784f0905ce 100644
--- a/src/Gui/TreeParams.cpp
+++ b/src/Gui/TreeParams.cpp
@@ -159,8 +159,7 @@ public:
     }
 
     // Auto generated code (Tools/params_utils.py:217)
-    ~TreeParamsP() override {
-    }
+    ~TreeParamsP() override = default;
 
     // Auto generated code (Tools/params_utils.py:222)
     void OnChange(Base::Subject<const char*> &, const char* sReason) override {
diff --git a/src/Gui/TreeView.cpp b/src/Gui/TreeView.cpp
index dd3261b6e1..39a056a05e 100644
--- a/src/Gui/TreeView.cpp
+++ b/src/Gui/TreeView.cpp
@@ -50,9 +50,7 @@ TreeView::TreeView(QWidget* parent)
     this->setMouseTracking(true); // needed for itemEntered() to work
 }
 
-TreeView::~TreeView()
-{
-}
+TreeView::~TreeView() = default;
 
 void TreeView::mouseDoubleClickEvent (QMouseEvent * event)
 {
diff --git a/src/Gui/UiLoader.cpp b/src/Gui/UiLoader.cpp
index bb5dc13433..126661bd24 100644
--- a/src/Gui/UiLoader.cpp
+++ b/src/Gui/UiLoader.cpp
@@ -505,9 +505,7 @@ std::unique_ptr<UiLoader> UiLoader::newInstance(QObject *parent)
     return rv;
 }
 
-UiLoader::~UiLoader()
-{
-}
+UiLoader::~UiLoader() = default;
 
 QWidget* UiLoader::createWidget(const QString & className, QWidget * parent,
                                 const QString& name)
@@ -559,9 +557,7 @@ UiLoaderPy::UiLoaderPy()
 {
 }
 
-UiLoaderPy::~UiLoaderPy()
-{
-}
+UiLoaderPy::~UiLoaderPy() = default;
 
 Py::Object UiLoaderPy::repr()
 {
diff --git a/src/Gui/UiLoader.h b/src/Gui/UiLoader.h
index 514fa58ef2..85428503bb 100644
--- a/src/Gui/UiLoader.h
+++ b/src/Gui/UiLoader.h
@@ -91,7 +91,7 @@ class PySideUicModule : public Py::ExtensionModule<PySideUicModule>
 
 public:
     PySideUicModule();
-    ~PySideUicModule() override {}
+    ~PySideUicModule() override = default;
 
 private:
     Py::Object loadUiType(const Py::Tuple& args);
diff --git a/src/Gui/Utilities.h b/src/Gui/Utilities.h
index 7fd19fe8a9..b9e8019464 100644
--- a/src/Gui/Utilities.h
+++ b/src/Gui/Utilities.h
@@ -115,7 +115,7 @@ class GuiExport ViewVolumeProjection : public Base::ViewProjMethod
 {
 public:
     explicit ViewVolumeProjection (const SbViewVolume &vv);
-    ~ViewVolumeProjection() override{}
+    ~ViewVolumeProjection() override = default;
 
     Base::Vector3f operator()(const Base::Vector3f &rclPt) const override;
     Base::Vector3d operator()(const Base::Vector3d &rclPt) const override;
diff --git a/src/Gui/VectorListEditor.cpp b/src/Gui/VectorListEditor.cpp
index fe75cbf329..40d584ab51 100644
--- a/src/Gui/VectorListEditor.cpp
+++ b/src/Gui/VectorListEditor.cpp
@@ -240,9 +240,7 @@ VectorListEditor::VectorListEditor(int decimals, QWidget* parent)
     connect(ui->tableWidget, &QTableView::clicked, this, &VectorListEditor::clickedRow);
 }
 
-VectorListEditor::~VectorListEditor()
-{
-}
+VectorListEditor::~VectorListEditor() = default;
 
 void VectorListEditor::setValues(const QList<Base::Vector3d>& v)
 {
diff --git a/src/Gui/View3DInventor.h b/src/Gui/View3DInventor.h
index 209a7f9c7d..b11c3420b0 100644
--- a/src/Gui/View3DInventor.h
+++ b/src/Gui/View3DInventor.h
@@ -50,8 +50,7 @@ class GuiExport GLOverlayWidget : public QWidget
 public:
     explicit GLOverlayWidget(QWidget* parent=nullptr) : QWidget(parent)
     {}
-    ~GLOverlayWidget() override
-    {}
+    ~GLOverlayWidget() override = default;
     virtual void setImage(const QImage& img)
     { image = img; }
     void paintEvent(QPaintEvent*) override;
diff --git a/src/Gui/View3DInventorViewer.cpp b/src/Gui/View3DInventorViewer.cpp
index 5746ec3e7a..3b998ab449 100644
--- a/src/Gui/View3DInventorViewer.cpp
+++ b/src/Gui/View3DInventorViewer.cpp
@@ -202,8 +202,8 @@ while the progress bar is running.
 class Gui::ViewerEventFilter : public QObject
 {
 public:
-    ViewerEventFilter() {}
-    ~ViewerEventFilter() override {}
+    ViewerEventFilter() = default;
+    ~ViewerEventFilter() override = default;
 
     bool eventFilter(QObject* obj, QEvent* event) override {
         // Bug #0000607: Some mice also support horizontal scrolling which however might
@@ -245,8 +245,8 @@ public:
 
 class SpaceNavigatorDevice : public Quarter::InputDevice {
 public:
-    SpaceNavigatorDevice() {}
-    ~SpaceNavigatorDevice() override {}
+    SpaceNavigatorDevice() = default;
+    ~SpaceNavigatorDevice() override = default;
     const SoEvent* translateEvent(QEvent* event) override {
 
         if (event->type() == Spaceball::MotionEvent::MotionEventType) {
@@ -2787,9 +2787,7 @@ namespace Gui {
             startPos = camera->position.getValue();
             startRot = camera->orientation.getValue();
         }
-        ~CameraAnimation() override
-        {
-        }
+        ~CameraAnimation() override = default;
     protected:
         void updateCurrentValue(const QVariant & value) override
         {
diff --git a/src/Gui/ViewParams.cpp b/src/Gui/ViewParams.cpp
index 248d02c5f7..062b97f991 100644
--- a/src/Gui/ViewParams.cpp
+++ b/src/Gui/ViewParams.cpp
@@ -37,8 +37,7 @@ ViewParams::ViewParams() {
     FC_VIEW_PARAMS
 }
 
-ViewParams::~ViewParams() {
-}
+ViewParams::~ViewParams() = default;
 
 void ViewParams::OnChange(Base::Subject<const char*> &, const char* sReason) {
     if(!sReason)
diff --git a/src/Gui/ViewProvider.h b/src/Gui/ViewProvider.h
index 48f780903b..6e882e7e19 100644
--- a/src/Gui/ViewProvider.h
+++ b/src/Gui/ViewProvider.h
@@ -94,7 +94,7 @@ public:
     // Too bad, VC2013 does not support constructor inheritance
     //using boost::intrusive_ptr<T>::intrusive_ptr;
     using inherited = boost::intrusive_ptr<T>;
-    CoinPtr() {}
+    CoinPtr() = default;
     CoinPtr(T *p, bool add_ref=true):inherited(p,add_ref){}
     template<class Y> CoinPtr(CoinPtr<Y> const &r):inherited(r){}
 
diff --git a/src/Gui/ViewProviderBuilder.cpp b/src/Gui/ViewProviderBuilder.cpp
index a1b006347c..478dace621 100644
--- a/src/Gui/ViewProviderBuilder.cpp
+++ b/src/Gui/ViewProviderBuilder.cpp
@@ -37,13 +37,9 @@ using namespace Gui;
 
 std::map<Base::Type, Base::Type> ViewProviderBuilder::_prop_to_view;
 
-ViewProviderBuilder::ViewProviderBuilder()
-{
-}
+ViewProviderBuilder::ViewProviderBuilder() = default;
 
-ViewProviderBuilder::~ViewProviderBuilder()
-{
-}
+ViewProviderBuilder::~ViewProviderBuilder() = default;
 
 void ViewProviderBuilder::add(const Base::Type& prop, const Base::Type& view)
 {
@@ -94,13 +90,9 @@ Gui::SoFCSelection* ViewProviderBuilder::createSelection()
 
 // --------------------------------------
 
-ViewProviderColorBuilder::ViewProviderColorBuilder()
-{
-}
+ViewProviderColorBuilder::ViewProviderColorBuilder() = default;
 
-ViewProviderColorBuilder::~ViewProviderColorBuilder()
-{
-}
+ViewProviderColorBuilder::~ViewProviderColorBuilder() = default;
 
 void ViewProviderColorBuilder::buildNodes(const App::Property* prop, std::vector<SoNode*>& node) const
 {
diff --git a/src/Gui/ViewProviderDocumentObjectGroup.cpp b/src/Gui/ViewProviderDocumentObjectGroup.cpp
index 08c0e81b6d..84f9b02dee 100644
--- a/src/Gui/ViewProviderDocumentObjectGroup.cpp
+++ b/src/Gui/ViewProviderDocumentObjectGroup.cpp
@@ -46,9 +46,7 @@ ViewProviderDocumentObjectGroup::ViewProviderDocumentObjectGroup()
     sPixmap = "folder";
 }
 
-ViewProviderDocumentObjectGroup::~ViewProviderDocumentObjectGroup()
-{
-}
+ViewProviderDocumentObjectGroup::~ViewProviderDocumentObjectGroup() = default;
 
 std::vector<std::string> ViewProviderDocumentObjectGroup::getDisplayModes() const
 {
diff --git a/src/Gui/ViewProviderDragger.cpp b/src/Gui/ViewProviderDragger.cpp
index 3c40e1901f..ef612751b3 100644
--- a/src/Gui/ViewProviderDragger.cpp
+++ b/src/Gui/ViewProviderDragger.cpp
@@ -49,13 +49,9 @@ using namespace Gui;
 
 PROPERTY_SOURCE(Gui::ViewProviderDragger, Gui::ViewProviderDocumentObject)
 
-ViewProviderDragger::ViewProviderDragger()
-{
-}
+ViewProviderDragger::ViewProviderDragger() = default;
 
-ViewProviderDragger::~ViewProviderDragger()
-{
-}
+ViewProviderDragger::~ViewProviderDragger() = default;
 
 void ViewProviderDragger::updateData(const App::Property* prop)
 {
diff --git a/src/Gui/ViewProviderExtension.cpp b/src/Gui/ViewProviderExtension.cpp
index e9fb56c0ca..c7ac21bfc3 100644
--- a/src/Gui/ViewProviderExtension.cpp
+++ b/src/Gui/ViewProviderExtension.cpp
@@ -42,10 +42,7 @@ ViewProviderExtension::ViewProviderExtension()
     initExtensionType(Gui::ViewProviderExtension::getExtensionClassTypeId());
 }
 
-ViewProviderExtension::~ViewProviderExtension()
-{
-
-}
+ViewProviderExtension::~ViewProviderExtension() = default;
 
 const ViewProviderDocumentObject* ViewProviderExtension::getExtendedViewProvider() const{
 
diff --git a/src/Gui/ViewProviderExtern.cpp b/src/Gui/ViewProviderExtern.cpp
index f62c8e868b..7e235453be 100644
--- a/src/Gui/ViewProviderExtern.cpp
+++ b/src/Gui/ViewProviderExtern.cpp
@@ -44,15 +44,9 @@ using namespace Gui;
 PROPERTY_SOURCE(Gui::ViewProviderExtern, Gui::ViewProvider)
 
 
-ViewProviderExtern::ViewProviderExtern()
-{
+ViewProviderExtern::ViewProviderExtern() = default;
 
-}
-
-ViewProviderExtern::~ViewProviderExtern()
-{
-
-}
+ViewProviderExtern::~ViewProviderExtern() = default;
 
 void ViewProviderExtern::setModeByString(const char* name, const char* ivFragment)
 {
diff --git a/src/Gui/ViewProviderFeature.cpp b/src/Gui/ViewProviderFeature.cpp
index d63bf0e0a9..dd8b705b8c 100644
--- a/src/Gui/ViewProviderFeature.cpp
+++ b/src/Gui/ViewProviderFeature.cpp
@@ -38,9 +38,7 @@ ViewProviderFeature::ViewProviderFeature()
     ADD_PROPERTY(ColourList,(c));
 }
 
-ViewProviderFeature::~ViewProviderFeature()
-{
-}
+ViewProviderFeature::~ViewProviderFeature() = default;
 
 void ViewProviderFeature::attach(App::DocumentObject *pcObj)
 {
diff --git a/src/Gui/ViewProviderGeoFeatureGroup.cpp b/src/Gui/ViewProviderGeoFeatureGroup.cpp
index d95645b01e..ca0fd9825c 100644
--- a/src/Gui/ViewProviderGeoFeatureGroup.cpp
+++ b/src/Gui/ViewProviderGeoFeatureGroup.cpp
@@ -36,9 +36,7 @@ ViewProviderGeoFeatureGroup::ViewProviderGeoFeatureGroup()
     ViewProviderGeoFeatureGroupExtension::initExtension(this);
 }
 
-ViewProviderGeoFeatureGroup::~ViewProviderGeoFeatureGroup()
-{
-}
+ViewProviderGeoFeatureGroup::~ViewProviderGeoFeatureGroup() = default;
 
 
 // Python feature -----------------------------------------------------------------------
diff --git a/src/Gui/ViewProviderGroupExtension.cpp b/src/Gui/ViewProviderGroupExtension.cpp
index 8d4929ce4d..55178bf0f1 100644
--- a/src/Gui/ViewProviderGroupExtension.cpp
+++ b/src/Gui/ViewProviderGroupExtension.cpp
@@ -48,9 +48,7 @@ ViewProviderGroupExtension::ViewProviderGroupExtension()  : guard(false)
     initExtensionType(ViewProviderGroupExtension::getExtensionClassTypeId());
 }
 
-ViewProviderGroupExtension::~ViewProviderGroupExtension()
-{
-}
+ViewProviderGroupExtension::~ViewProviderGroupExtension() = default;
 
 bool ViewProviderGroupExtension::extensionCanDragObjects() const {
     return true;
diff --git a/src/Gui/ViewProviderLine.cpp b/src/Gui/ViewProviderLine.cpp
index 89fa0aa4aa..37c3482074 100644
--- a/src/Gui/ViewProviderLine.cpp
+++ b/src/Gui/ViewProviderLine.cpp
@@ -46,8 +46,7 @@ ViewProviderLine::ViewProviderLine()
     sPixmap = "Std_Axis";
 }
 
-ViewProviderLine::~ViewProviderLine()
-{ }
+ViewProviderLine::~ViewProviderLine() = default;
 
 void ViewProviderLine::attach ( App::DocumentObject *obj ) {
     ViewProviderOriginFeature::attach ( obj );
diff --git a/src/Gui/ViewProviderLink.cpp b/src/Gui/ViewProviderLink.cpp
index 308ae5d243..234f67245f 100644
--- a/src/Gui/ViewProviderLink.cpp
+++ b/src/Gui/ViewProviderLink.cpp
@@ -209,8 +209,7 @@ public:
         transformSensor.setData(this);
     }
 
-    ~LinkInfo() {
-    }
+    ~LinkInfo() = default;
 
     bool checkName(const char *name) const {
         return isLinked() && strcmp(name,getLinkedName())==0;
diff --git a/src/Gui/ViewProviderLink.h b/src/Gui/ViewProviderLink.h
index a3277f708c..5ff3edb5ba 100644
--- a/src/Gui/ViewProviderLink.h
+++ b/src/Gui/ViewProviderLink.h
@@ -66,7 +66,7 @@ public:
     virtual void onLinkedIconChange(LinkInfoPtr) {}
     virtual void onLinkedUpdateData(LinkInfoPtr,const App::Property *) {}
 protected:
-    virtual ~LinkOwner() {}
+    virtual ~LinkOwner() = default;
 };
 
 class GuiExport LinkView : public Base::BaseClass, public LinkOwner {
diff --git a/src/Gui/ViewProviderMaterialObject.cpp b/src/Gui/ViewProviderMaterialObject.cpp
index 51415a8ac9..a4a3b7bcda 100644
--- a/src/Gui/ViewProviderMaterialObject.cpp
+++ b/src/Gui/ViewProviderMaterialObject.cpp
@@ -41,14 +41,9 @@ PROPERTY_SOURCE(Gui::ViewProviderMaterialObject, Gui::ViewProviderDocumentObject
 /**
  * Creates the view provider for an object group.
  */
-ViewProviderMaterialObject::ViewProviderMaterialObject()
-{
+ViewProviderMaterialObject::ViewProviderMaterialObject() = default;
 
-}
-
-ViewProviderMaterialObject::~ViewProviderMaterialObject()
-{
-}
+ViewProviderMaterialObject::~ViewProviderMaterialObject() = default;
 
 bool ViewProviderMaterialObject::doubleClicked()
 {
diff --git a/src/Gui/ViewProviderOriginGroup.cpp b/src/Gui/ViewProviderOriginGroup.cpp
index 6b680ae227..3bc77727fb 100644
--- a/src/Gui/ViewProviderOriginGroup.cpp
+++ b/src/Gui/ViewProviderOriginGroup.cpp
@@ -35,6 +35,4 @@ ViewProviderOriginGroup::ViewProviderOriginGroup ()
     initExtension(this);
 }
 
-ViewProviderOriginGroup::~ViewProviderOriginGroup ()
-{
-}
+ViewProviderOriginGroup::~ViewProviderOriginGroup () = default;
diff --git a/src/Gui/ViewProviderPart.cpp b/src/Gui/ViewProviderPart.cpp
index b4c8bd6b77..21f8f3d310 100644
--- a/src/Gui/ViewProviderPart.cpp
+++ b/src/Gui/ViewProviderPart.cpp
@@ -55,8 +55,7 @@ ViewProviderPart::ViewProviderPart()
     aPixmap = "Geoassembly.svg";
 }
 
-ViewProviderPart::~ViewProviderPart()
-{ }
+ViewProviderPart::~ViewProviderPart() = default;
 
 /**
  * TODO
diff --git a/src/Gui/ViewProviderPlacement.cpp b/src/Gui/ViewProviderPlacement.cpp
index 4b404570f9..d1f4f6c4f8 100644
--- a/src/Gui/ViewProviderPlacement.cpp
+++ b/src/Gui/ViewProviderPlacement.cpp
@@ -54,9 +54,7 @@ ViewProviderPlacement::ViewProviderPlacement()
     OnTopWhenSelected.setValue(1);
 }
 
-ViewProviderPlacement::~ViewProviderPlacement()
-{
-}
+ViewProviderPlacement::~ViewProviderPlacement() = default;
 
 void ViewProviderPlacement::onChanged(const App::Property* prop)
 {
diff --git a/src/Gui/ViewProviderPlane.cpp b/src/Gui/ViewProviderPlane.cpp
index a16d68833f..f983de74a8 100644
--- a/src/Gui/ViewProviderPlane.cpp
+++ b/src/Gui/ViewProviderPlane.cpp
@@ -50,8 +50,7 @@ ViewProviderPlane::ViewProviderPlane()
     sPixmap = "Std_Plane";
 }
 
-ViewProviderPlane::~ViewProviderPlane()
-{ }
+ViewProviderPlane::~ViewProviderPlane() = default;
 
 void ViewProviderPlane::attach ( App::DocumentObject *obj ) {
     ViewProviderOriginFeature::attach ( obj );
diff --git a/src/Gui/ViewProviderTextDocument.h b/src/Gui/ViewProviderTextDocument.h
index 61505dbed6..c56b4a886d 100644
--- a/src/Gui/ViewProviderTextDocument.h
+++ b/src/Gui/ViewProviderTextDocument.h
@@ -35,7 +35,7 @@ class GuiExport ViewProviderTextDocument : public ViewProviderDocumentObject {
     PROPERTY_HEADER_WITH_OVERRIDE(Gui::ViewProviderTextDocument);
 public:
     ViewProviderTextDocument();
-    ~ViewProviderTextDocument() override {}
+    ~ViewProviderTextDocument() override = default;
 
     App::PropertyBool ReadOnly;
     App::PropertyFloat FontSize;
diff --git a/src/Gui/WhatsThis.cpp b/src/Gui/WhatsThis.cpp
index 0db2264abd..ddbaf01991 100644
--- a/src/Gui/WhatsThis.cpp
+++ b/src/Gui/WhatsThis.cpp
@@ -50,9 +50,7 @@ StdCmdDescription::StdCmdDescription()
   sAccel        = "F1";
 }
 
-StdCmdDescription::~StdCmdDescription()
-{
-}
+StdCmdDescription::~StdCmdDescription() = default;
 
 Action * StdCmdDescription::createAction()
 {
diff --git a/src/Gui/WidgetFactory.cpp b/src/Gui/WidgetFactory.cpp
index 419aed81aa..8b9821e067 100644
--- a/src/Gui/WidgetFactory.cpp
+++ b/src/Gui/WidgetFactory.cpp
@@ -210,9 +210,7 @@ PrefPageUiProducer::PrefPageUiProducer (const char* filename, const char* group)
     Gui::Dialog::DlgPreferencesImp::addPage(filename, group);
 }
 
-PrefPageUiProducer::~PrefPageUiProducer()
-{
-}
+PrefPageUiProducer::~PrefPageUiProducer() = default;
 
 void* PrefPageUiProducer::Produce () const
 {
@@ -382,9 +380,7 @@ ContainerDialog::ContainerDialog( QWidget* templChild )
 }
 
 /** Destroys the object and frees any allocated resources */
-ContainerDialog::~ContainerDialog()
-{
-}
+ContainerDialog::~ContainerDialog() = default;
 
 // ----------------------------------------------------
 
diff --git a/src/Gui/WidgetFactory.h b/src/Gui/WidgetFactory.h
index 4f840d836f..3a6e5fe76d 100644
--- a/src/Gui/WidgetFactory.h
+++ b/src/Gui/WidgetFactory.h
@@ -61,8 +61,8 @@ public:
 private:
     static WidgetFactoryInst* _pcSingleton;
 
-    WidgetFactoryInst(){}
-    ~WidgetFactoryInst() override{}
+    WidgetFactoryInst() = default;
+    ~WidgetFactoryInst() override = default;
 };
 
 inline WidgetFactoryInst& WidgetFactory()
@@ -90,7 +90,7 @@ public:
         WidgetFactoryInst::instance().AddProducer(cname, this);
     }
 
-    ~WidgetProducer () override{}
+    ~WidgetProducer () override = default;
 
     /**
      * Creates an instance of the specified widget.
@@ -129,7 +129,7 @@ public:
         }
     }
 
-    ~PrefPageProducer () override{}
+    ~PrefPageProducer () override = default;
 
     /**
      * Creates an instance of the specified widget.
@@ -212,7 +212,7 @@ public:
         }
     }
 
-    ~CustomPageProducer () override{}
+    ~CustomPageProducer () override = default;
 
     /**
      * Creates an instance of the specified widget.
diff --git a/src/Gui/Widgets.cpp b/src/Gui/Widgets.cpp
index 1b5b0e2574..b5caafe9e9 100644
--- a/src/Gui/Widgets.cpp
+++ b/src/Gui/Widgets.cpp
@@ -74,9 +74,7 @@ CommandIconView::CommandIconView ( QWidget * parent )
 /**
  * Destroys the icon view and deletes all items.
  */
-CommandIconView::~CommandIconView ()
-{
-}
+CommandIconView::~CommandIconView () = default;
 
 /**
  * Stores the name of the selected commands for drag and drop.
@@ -207,9 +205,7 @@ ActionSelector::ActionSelector(QWidget* parent)
     setButtonsEnabled();
 }
 
-ActionSelector::~ActionSelector()
-{
-}
+ActionSelector::~ActionSelector() = default;
 
 void ActionSelector::setSelectedLabel(const QString& label)
 {
@@ -566,10 +562,7 @@ CheckListDialog::CheckListDialog( QWidget* parent, Qt::WindowFlags fl )
 /**
  *  Destroys the object and frees any allocated resources
  */
-CheckListDialog::~CheckListDialog()
-{
-    // no need to delete child widgets, Qt does it all for us
-}
+CheckListDialog::~CheckListDialog() = default;
 
 /**
  * Sets the items to the dialog's list view. By default all items are checkable..
@@ -885,9 +878,7 @@ UrlLabel::UrlLabel(QWidget* parent, Qt::WindowFlags f)
         setStyleSheet(QStringLiteral("Gui--UrlLabel {color: #0000FF;text-decoration: underline;}"));
 }
 
-UrlLabel::~UrlLabel()
-{
-}
+UrlLabel::~UrlLabel() = default;
 
 void Gui::UrlLabel::setLaunchExternal(bool l)
 {
@@ -1098,9 +1089,7 @@ LabelButton::LabelButton (QWidget * parent)
     connect(button, &QPushButton::clicked, this, &LabelButton::buttonClicked);
 }
 
-LabelButton::~LabelButton()
-{
-}
+LabelButton::~LabelButton() = default;
 
 void LabelButton::resizeEvent(QResizeEvent* e)
 {
@@ -1154,9 +1143,7 @@ ToolTip::ToolTip() : installed(false), hidden(true)
 {
 }
 
-ToolTip::~ToolTip()
-{
-}
+ToolTip::~ToolTip() = default;
 
 void ToolTip::installEventFilter()
 {
@@ -1241,9 +1228,7 @@ StatusWidget::StatusWidget(QWidget* parent)
     gridLayout->addWidget(label, 0, 0, 1, 1);
 }
 
-StatusWidget::~StatusWidget()
-{
-}
+StatusWidget::~StatusWidget() = default;
 
 void StatusWidget::setStatusText(const QString& s)
 {
@@ -1466,9 +1451,7 @@ LabelEditor::LabelEditor (QWidget * parent)
     setFocusProxy(lineEdit);
 }
 
-LabelEditor::~LabelEditor()
-{
-}
+LabelEditor::~LabelEditor() = default;
 
 void LabelEditor::resizeEvent(QResizeEvent* e)
 {
diff --git a/src/Gui/Workbench.cpp b/src/Gui/Workbench.cpp
index 35526d27c4..03c96967b4 100644
--- a/src/Gui/Workbench.cpp
+++ b/src/Gui/Workbench.cpp
@@ -205,13 +205,9 @@ using namespace Gui;
 /// @namespace Gui @class Workbench
 TYPESYSTEM_SOURCE_ABSTRACT(Gui::Workbench, Base::BaseClass)
 
-Workbench::Workbench()
-{
-}
+Workbench::Workbench() = default;
 
-Workbench::~Workbench()
-{
-}
+Workbench::~Workbench() = default;
 
 std::string Workbench::name() const
 {
@@ -568,9 +564,7 @@ StdWorkbench::StdWorkbench()
 {
 }
 
-StdWorkbench::~StdWorkbench()
-{
-}
+StdWorkbench::~StdWorkbench() = default;
 
 void StdWorkbench::setupContextMenu(const char* recipient, MenuItem* item) const
 {
@@ -865,9 +859,7 @@ BlankWorkbench::BlankWorkbench()
 {
 }
 
-BlankWorkbench::~BlankWorkbench()
-{
-}
+BlankWorkbench::~BlankWorkbench() = default;
 
 void BlankWorkbench::activated()
 {
@@ -918,9 +910,7 @@ NoneWorkbench::NoneWorkbench()
 {
 }
 
-NoneWorkbench::~NoneWorkbench()
-{
-}
+NoneWorkbench::~NoneWorkbench() = default;
 
 void NoneWorkbench::setupContextMenu(const char* recipient,MenuItem* item) const
 {
@@ -988,9 +978,7 @@ TestWorkbench::TestWorkbench()
 {
 }
 
-TestWorkbench::~TestWorkbench()
-{
-}
+TestWorkbench::~TestWorkbench() = default;
 
 MenuItem* TestWorkbench::setupMenuBar() const
 {
@@ -1222,9 +1210,7 @@ PythonBlankWorkbench::PythonBlankWorkbench()
     _commandBar = new ToolBarItem;
 }
 
-PythonBlankWorkbench::~PythonBlankWorkbench()
-{
-}
+PythonBlankWorkbench::~PythonBlankWorkbench() = default;
 
 // -----------------------------------------------------------------------
 
@@ -1239,9 +1225,7 @@ PythonWorkbench::PythonWorkbench()
     _commandBar = new ToolBarItem;
 }
 
-PythonWorkbench::~PythonWorkbench()
-{
-}
+PythonWorkbench::~PythonWorkbench() = default;
 
 MenuItem* PythonWorkbench::setupMenuBar() const
 {
diff --git a/src/Gui/WorkbenchFactory.h b/src/Gui/WorkbenchFactory.h
index 979292cdb5..b7ef2cdbdb 100644
--- a/src/Gui/WorkbenchFactory.h
+++ b/src/Gui/WorkbenchFactory.h
@@ -56,8 +56,8 @@ public:
 private:
   static WorkbenchFactoryInst* _pcSingleton;
 
-  WorkbenchFactoryInst(){}
-  ~WorkbenchFactoryInst() override{}
+  WorkbenchFactoryInst() = default;
+  ~WorkbenchFactoryInst() override = default;
 };
 
 inline GuiExport WorkbenchFactoryInst& WorkbenchFactory()
@@ -76,11 +76,9 @@ template <class CLASS>
 class WorkbenchProducer: public Base::AbstractProducer
 {
 public:
-  WorkbenchProducer ()
-  {
-  }
+  WorkbenchProducer()   = default;
 
-  ~WorkbenchProducer () override{}
+  ~WorkbenchProducer () override = default;
 
   void* Produce () const override
   {
diff --git a/src/Gui/propertyeditor/PropertyItem.cpp b/src/Gui/propertyeditor/PropertyItem.cpp
index 6d588eacbe..4e00b1dbda 100644
--- a/src/Gui/propertyeditor/PropertyItem.cpp
+++ b/src/Gui/propertyeditor/PropertyItem.cpp
@@ -742,9 +742,7 @@ QString PropertyItem::expressionAsString() const
 
 PROPERTYITEM_SOURCE(Gui::PropertyEditor::PropertyStringItem)
 
-PropertyStringItem::PropertyStringItem()
-{
-}
+PropertyStringItem::PropertyStringItem() = default;
 
 QVariant PropertyStringItem::value(const App::Property* prop) const
 {
@@ -796,9 +794,7 @@ QVariant PropertyStringItem::editorData(QWidget *editor) const
 
 PROPERTYITEM_SOURCE(Gui::PropertyEditor::PropertyFontItem)
 
-PropertyFontItem::PropertyFontItem()
-{
-}
+PropertyFontItem::PropertyFontItem() = default;
 
 QVariant PropertyFontItem::value(const App::Property* prop) const
 {
@@ -861,9 +857,7 @@ QWidget* PropertySeparatorItem::createEditor(QWidget* parent, const QObject* rec
 
 PROPERTYITEM_SOURCE(Gui::PropertyEditor::PropertyIntegerItem)
 
-PropertyIntegerItem::PropertyIntegerItem()
-{
-}
+PropertyIntegerItem::PropertyIntegerItem() = default;
 
 QVariant PropertyIntegerItem::value(const App::Property* prop) const
 {
@@ -928,9 +922,7 @@ QVariant PropertyIntegerItem::toString(const QVariant& v) const
 
 PROPERTYITEM_SOURCE(Gui::PropertyEditor::PropertyIntegerConstraintItem)
 
-PropertyIntegerConstraintItem::PropertyIntegerConstraintItem()
-{
-}
+PropertyIntegerConstraintItem::PropertyIntegerConstraintItem() = default;
 
 QVariant PropertyIntegerConstraintItem::value(const App::Property* prop) const
 {
@@ -1011,9 +1003,7 @@ QVariant PropertyIntegerConstraintItem::toString(const QVariant& v) const
 
 PROPERTYITEM_SOURCE(Gui::PropertyEditor::PropertyFloatItem)
 
-PropertyFloatItem::PropertyFloatItem()
-{
-}
+PropertyFloatItem::PropertyFloatItem() = default;
 
 QVariant PropertyFloatItem::toString(const QVariant& prop) const
 {
@@ -1080,9 +1070,7 @@ QVariant PropertyFloatItem::editorData(QWidget *editor) const
 
 PROPERTYITEM_SOURCE(Gui::PropertyEditor::PropertyUnitItem)
 
-PropertyUnitItem::PropertyUnitItem()
-{
-}
+PropertyUnitItem::PropertyUnitItem() = default;
 
 QVariant PropertyUnitItem::toString(const QVariant& prop) const
 {
@@ -1155,10 +1143,7 @@ QVariant PropertyUnitItem::editorData(QWidget *editor) const
 
 PROPERTYITEM_SOURCE(Gui::PropertyEditor::PropertyUnitConstraintItem)
 
-PropertyUnitConstraintItem::PropertyUnitConstraintItem()
-{
-
-}
+PropertyUnitConstraintItem::PropertyUnitConstraintItem() = default;
 
 void PropertyUnitConstraintItem::setEditorData(QWidget *editor, const QVariant& data) const
 {
@@ -1191,9 +1176,7 @@ void PropertyUnitConstraintItem::setEditorData(QWidget *editor, const QVariant&
 
 PROPERTYITEM_SOURCE(Gui::PropertyEditor::PropertyFloatConstraintItem)
 
-PropertyFloatConstraintItem::PropertyFloatConstraintItem()
-{
-}
+PropertyFloatConstraintItem::PropertyFloatConstraintItem() = default;
 
 QVariant PropertyFloatConstraintItem::toString(const QVariant& prop) const
 {
@@ -1281,9 +1264,7 @@ PropertyPrecisionItem::PropertyPrecisionItem()
 
 PROPERTYITEM_SOURCE(Gui::PropertyEditor::PropertyAngleItem)
 
-PropertyAngleItem::PropertyAngleItem()
-{
-}
+PropertyAngleItem::PropertyAngleItem() = default;
 
 void PropertyAngleItem::setEditorData(QWidget *editor, const QVariant& data) const
 {
@@ -1299,9 +1280,7 @@ QVariant PropertyAngleItem::toString(const QVariant& prop) const
 
 PROPERTYITEM_SOURCE(Gui::PropertyEditor::PropertyBoolItem)
 
-PropertyBoolItem::PropertyBoolItem()
-{
-}
+PropertyBoolItem::PropertyBoolItem() = default;
 
 QVariant PropertyBoolItem::value(const App::Property* prop) const
 {
@@ -1530,9 +1509,7 @@ PropertyEditorWidget::PropertyEditorWidget (QWidget * parent)
     // setFocusProxy(lineEdit);
 }
 
-PropertyEditorWidget::~PropertyEditorWidget()
-{
-}
+PropertyEditorWidget::~PropertyEditorWidget() = default;
 
 void PropertyEditorWidget::resizeEvent(QResizeEvent* e)
 {
@@ -1603,9 +1580,7 @@ void VectorListWidget::showValue(const QVariant& d)
 
 PROPERTYITEM_SOURCE(Gui::PropertyEditor::PropertyVectorListItem)
 
-PropertyVectorListItem::PropertyVectorListItem()
-{
-}
+PropertyVectorListItem::PropertyVectorListItem() = default;
 
 QVariant PropertyVectorListItem::toString(const QVariant& prop) const
 {
@@ -2275,9 +2250,7 @@ PropertyRotationItem::PropertyRotationItem()
     this->appendChild(m_d);
 }
 
-PropertyRotationItem::~PropertyRotationItem()
-{
-}
+PropertyRotationItem::~PropertyRotationItem() = default;
 
 Base::Quantity PropertyRotationItem::getAngle() const
 {
@@ -2460,9 +2433,7 @@ PlacementEditor::PlacementEditor(const QString& name, QWidget * parent)
     propertyname.replace(QLatin1String(" "), QLatin1String(""));
 }
 
-PlacementEditor::~PlacementEditor()
-{
-}
+PlacementEditor::~PlacementEditor() = default;
 
 void PlacementEditor::browse()
 {
@@ -2546,9 +2517,7 @@ PropertyPlacementItem::PropertyPlacementItem()
     this->appendChild(m_p);
 }
 
-PropertyPlacementItem::~PropertyPlacementItem()
-{
-}
+PropertyPlacementItem::~PropertyPlacementItem() = default;
 
 Base::Quantity PropertyPlacementItem::getAngle() const
 {
@@ -3002,9 +2971,7 @@ QVariant PropertyEnumItem::editorData(QWidget *editor) const
 
 PROPERTYITEM_SOURCE(Gui::PropertyEditor::PropertyStringListItem)
 
-PropertyStringListItem::PropertyStringListItem()
-{
-}
+PropertyStringListItem::PropertyStringListItem() = default;
 
 QWidget* PropertyStringListItem::createEditor(QWidget* parent, const QObject* receiver, const char* method) const
 {
@@ -3081,9 +3048,7 @@ void PropertyStringListItem::setValue(const QVariant& value)
 
 PROPERTYITEM_SOURCE(Gui::PropertyEditor::PropertyFloatListItem)
 
-PropertyFloatListItem::PropertyFloatListItem()
-{
-}
+PropertyFloatListItem::PropertyFloatListItem() = default;
 
 QWidget* PropertyFloatListItem::createEditor(QWidget* parent, const QObject* receiver, const char* method) const
 {
@@ -3155,9 +3120,7 @@ void PropertyFloatListItem::setValue(const QVariant& value)
 
 PROPERTYITEM_SOURCE(Gui::PropertyEditor::PropertyIntegerListItem)
 
-PropertyIntegerListItem::PropertyIntegerListItem()
-{
-}
+PropertyIntegerListItem::PropertyIntegerListItem() = default;
 
 QWidget* PropertyIntegerListItem::createEditor(QWidget* parent, const QObject* receiver, const char* method) const
 {
@@ -3230,9 +3193,7 @@ void PropertyIntegerListItem::setValue(const QVariant& value)
 
 PROPERTYITEM_SOURCE(Gui::PropertyEditor::PropertyColorItem)
 
-PropertyColorItem::PropertyColorItem()
-{
-}
+PropertyColorItem::PropertyColorItem() = default;
 
 QVariant PropertyColorItem::decoration(const QVariant& value) const
 {
@@ -3349,9 +3310,7 @@ PropertyMaterialItem::PropertyMaterialItem()
     this->appendChild(transparency);
 }
 
-PropertyMaterialItem::~PropertyMaterialItem()
-{
-}
+PropertyMaterialItem::~PropertyMaterialItem() = default;
 
 void PropertyMaterialItem::propertyBound()
 {
@@ -3662,9 +3621,7 @@ PropertyMaterialListItem::PropertyMaterialListItem()
     this->appendChild(transparency);
 }
 
-PropertyMaterialListItem::~PropertyMaterialListItem()
-{
-}
+PropertyMaterialListItem::~PropertyMaterialListItem() = default;
 
 void PropertyMaterialListItem::propertyBound()
 {
@@ -4093,9 +4050,7 @@ QVariant PropertyMaterialListItem::editorData(QWidget *editor) const
 
 PROPERTYITEM_SOURCE(Gui::PropertyEditor::PropertyFileItem)
 
-PropertyFileItem::PropertyFileItem()
-{
-}
+PropertyFileItem::PropertyFileItem() = default;
 
 QVariant PropertyFileItem::value(const App::Property* prop) const
 {
@@ -4152,9 +4107,7 @@ QVariant PropertyFileItem::editorData(QWidget *editor) const
 
 PROPERTYITEM_SOURCE(Gui::PropertyEditor::PropertyPathItem)
 
-PropertyPathItem::PropertyPathItem()
-{
-}
+PropertyPathItem::PropertyPathItem() = default;
 
 QVariant PropertyPathItem::value(const App::Property* prop) const
 {
@@ -4204,9 +4157,7 @@ QVariant PropertyPathItem::editorData(QWidget *editor) const
 
 PROPERTYITEM_SOURCE(Gui::PropertyEditor::PropertyTransientFileItem)
 
-PropertyTransientFileItem::PropertyTransientFileItem()
-{
-}
+PropertyTransientFileItem::PropertyTransientFileItem() = default;
 
 QVariant PropertyTransientFileItem::value(const App::Property* prop) const
 {
@@ -4267,9 +4218,7 @@ LinkSelection::LinkSelection(const App::SubObjectT &link) : link(link)
 {
 }
 
-LinkSelection::~LinkSelection()
-{
-}
+LinkSelection::~LinkSelection() = default;
 
 void LinkSelection::select()
 {
@@ -4320,9 +4269,7 @@ LinkLabel::LinkLabel (QWidget * parent, const App::Property *prop)
             this, &LinkLabel::onEditClicked);
 }
 
-LinkLabel::~LinkLabel()
-{
-}
+LinkLabel::~LinkLabel() = default;
 
 void LinkLabel::updatePropertyLink()
 {
@@ -4405,9 +4352,7 @@ void LinkLabel::resizeEvent(QResizeEvent* e)
 
 PROPERTYITEM_SOURCE(Gui::PropertyEditor::PropertyLinkItem)
 
-PropertyLinkItem::PropertyLinkItem()
-{
-}
+PropertyLinkItem::PropertyLinkItem() = default;
 
 QVariant PropertyLinkItem::toString(const QVariant& prop) const
 {
@@ -4488,18 +4433,11 @@ QVariant PropertyLinkItem::editorData(QWidget *editor) const
 
 PROPERTYITEM_SOURCE(Gui::PropertyEditor::PropertyLinkListItem)
 
-PropertyLinkListItem::PropertyLinkListItem()
-{
-}
+PropertyLinkListItem::PropertyLinkListItem() = default;
 
+PropertyItemEditorFactory::PropertyItemEditorFactory() = default;
 
-PropertyItemEditorFactory::PropertyItemEditorFactory()
-{
-}
-
-PropertyItemEditorFactory::~PropertyItemEditorFactory()
-{
-}
+PropertyItemEditorFactory::~PropertyItemEditorFactory() = default;
 
 QWidget * PropertyItemEditorFactory::createEditor (int /*type*/, QWidget * /*parent*/) const
 {
diff --git a/src/Gui/propertyeditor/PropertyItem.h b/src/Gui/propertyeditor/PropertyItem.h
index 0f2da7cfbe..88bf0d32e4 100644
--- a/src/Gui/propertyeditor/PropertyItem.h
+++ b/src/Gui/propertyeditor/PropertyItem.h
@@ -97,8 +97,8 @@ public:
 private:
     static PropertyItemFactory* _singleton;
 
-    PropertyItemFactory(){}
-    ~PropertyItemFactory() override{}
+    PropertyItemFactory() = default;
+    ~PropertyItemFactory() override = default;
 };
 
 template <class CLASS>
@@ -108,8 +108,7 @@ public:
     explicit PropertyItemProducer(const char* className) {
         PropertyItemFactory::instance().AddProducer(className, this);
     }
-    ~PropertyItemProducer() override {
-    }
+    ~PropertyItemProducer() override = default;
     void* Produce () const override {
         return CLASS::create();
     }
diff --git a/src/Gui/propertyeditor/PropertyItemDelegate.cpp b/src/Gui/propertyeditor/PropertyItemDelegate.cpp
index e04070a9d7..33a2c6995b 100644
--- a/src/Gui/propertyeditor/PropertyItemDelegate.cpp
+++ b/src/Gui/propertyeditor/PropertyItemDelegate.cpp
@@ -49,9 +49,7 @@ PropertyItemDelegate::PropertyItemDelegate(QObject* parent)
 {
 }
 
-PropertyItemDelegate::~PropertyItemDelegate()
-{
-}
+PropertyItemDelegate::~PropertyItemDelegate() = default;
 
 QSize PropertyItemDelegate::sizeHint(const QStyleOptionViewItem & option, const QModelIndex & index) const
 {