Fix various clazy warnings

demo/MainWindow.cpp

@@ -671,11 +671,11 @@ CMainWindow::CMainWindow(QWidget *parent) :
 	d->DockManager = new CDockManager(this);
 
  #if (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
-	connect(d->PerspectiveComboBox, SIGNAL(activated(const QString&)),
-		d->DockManager, SLOT(openPerspective(const QString&)));
+	connect(d->PerspectiveComboBox, SIGNAL(activated(QString)),
+		d->DockManager, SLOT(openPerspective(QString)));
  #else
-    connect(d->PerspectiveComboBox, SIGNAL(textActivated(const QString&)),
-        d->DockManager, SLOT(openPerspective(const QString&)));
+    connect(d->PerspectiveComboBox, SIGNAL(textActivated(QString)),
+        d->DockManager, SLOT(openPerspective(QString)));
  #endif
 
 	d->createContent();

examples/dockindock/dockindock.cpp

@@ -206,11 +206,15 @@ void DockInDockWidget::fillPerspectivesMenu( QMenu* menu )
     if ( !perspectiveNames.isEmpty() )
     {
         QMenu* load = menu->addMenu( "Load perspective" );
-        for ( auto name : perspectiveNames )
-            load->addAction( new LoadPerspectiveAction( load, name, *this ) );
+        for (const auto& name : perspectiveNames)
+        {
+            load->addAction(new LoadPerspectiveAction( load, name, *this));
+        }
         QMenu* remove = menu->addMenu( "Remove perspective" );
-        for ( auto name : perspectiveNames )
-            remove->addAction( new RemovePerspectiveAction( remove, name, *this ) );
+        for (const auto& name : perspectiveNames)
+        {
+            remove->addAction( new RemovePerspectiveAction( remove, name, *this ));
+        }
     }
 }
 

examples/dockindock/perspectives.cpp

@@ -219,8 +219,10 @@ void PerspectivesManager::loadPerspectives()
 
                 // load group info:
                 mainSettings->beginGroup(GROUP_PREFIX);
-                for ( auto key : mainSettings->allKeys() )
+                for (const auto& key : mainSettings->allKeys())
+                {
                     m_perspectives[perspective].groups[key] = mainSettings->value( key ).toStringList();
+                }
                 mainSettings->endGroup();
             }
             else

src/DockAreaTabBar.cpp

@@ -203,7 +203,7 @@ void CDockAreaTabBar::insertTab(int Index, CDockWidgetTab* Tab)
 	connect(Tab, SIGNAL(clicked()), this, SLOT(onTabClicked()));
 	connect(Tab, SIGNAL(closeRequested()), this, SLOT(onTabCloseRequested()));
 	connect(Tab, SIGNAL(closeOtherTabsRequested()), this, SLOT(onCloseOtherTabsRequested()));
-	connect(Tab, SIGNAL(moved(const QPoint&)), this, SLOT(onTabWidgetMoved(const QPoint&)));
+	connect(Tab, SIGNAL(moved(QPoint)), this, SLOT(onTabWidgetMoved(QPoint)));
 	connect(Tab, SIGNAL(elidedChanged(bool)), this, SIGNAL(elidedChanged(bool)));
 	Tab->installEventFilter(this);
 	Q_EMIT tabInserted(Index);

src/DockAreaTitleBar.cpp

@@ -390,7 +390,13 @@ void CDockAreaTitleBar::onTabsMenuActionTriggered(QAction* Action)
 //============================================================================
 void CDockAreaTitleBar::updateDockWidgetActionsButtons()
 {
-	CDockWidget* DockWidget = d->TabBar->currentTab()->dockWidget();
+	auto Tab = d->TabBar->currentTab();
+	if (!Tab)
+	{
+		return;
+	}
+
+	CDockWidget* DockWidget = Tab->dockWidget();
 	if (!d->DockWidgetActionsButtons.isEmpty())
 	{
 		for (auto Button : d->DockWidgetActionsButtons)

src/DockAreaWidget.cpp

@@ -452,6 +452,11 @@ void CDockAreaWidget::insertDockWidget(int index, CDockWidget* DockWidget,
 void CDockAreaWidget::removeDockWidget(CDockWidget* DockWidget)
 {
     ADS_PRINT("CDockAreaWidget::removeDockWidget");
+    if (!DockWidget)
+    {
+    	return;
+    }
+
     auto CurrentDockWidget = currentDockWidget();
   	auto NextOpenDockWidget = (DockWidget == CurrentDockWidget) ? nextOpenDockWidget(DockWidget) : nullptr;
 
@@ -1005,7 +1010,7 @@ bool CDockAreaWidget::isCentralWidgetArea() const
         return false;
     }
 
-    return dockManager()->centralWidget() == dockWidgets()[0];
+    return dockManager()->centralWidget() == dockWidgets().constFirst();
 }
 
 

src/DockContainerWidget.cpp

@@ -568,7 +568,6 @@ void DockContainerWidgetPrivate::dropIntoSection(CFloatingDockContainer* Floatin
 	}
 	else
 	{
-		QList<int> NewSplitterSizes;
 		QSplitter* NewSplitter = newSplitter(InsertParam.orientation());
 		int TargetAreaSize = (InsertParam.orientation() == Qt::Horizontal) ? TargetArea->width() : TargetArea->height();
 		bool AdjustSplitterSizes = true;
@@ -692,7 +691,6 @@ void DockContainerWidgetPrivate::moveToNewSection(QWidget* Widget, CDockAreaWidg
 	}
 	else
 	{
-		auto Sizes = TargetAreaSplitter->sizes();
 		int TargetAreaSize = (InsertParam.orientation() == Qt::Horizontal) ? TargetArea->width() : TargetArea->height();
 		QSplitter* NewSplitter = newSplitter(InsertParam.orientation());
 		NewSplitter->addWidget(TargetArea);

src/DockManager.cpp

@@ -928,7 +928,7 @@ void CDockManager::removePerspective(const QString& Name)
 void CDockManager::removePerspectives(const QStringList& Names)
 {
 	int Count = 0;
-	for (auto Name : Names)
+	for (const auto& Name : Names)
 	{
 		Count += d->Perspectives.remove(Name);
 	}