Added new CDockWidget feature flag focusable

Author: githubuser0xFFFF

demo/MainWindow.cpp

@@ -381,7 +381,9 @@ void MainWindowPrivate::createContent()
 		//SpecialDockArea->setAllowedAreas({ads::LeftDockWidgetArea, ads::RightDockWidgetArea}); // just for testing
 	}
 
-	DockManager->addDockWidget(ads::LeftDockWidgetArea, createLongTextLabelDockWidget());
+	DockWidget = createLongTextLabelDockWidget();
+	DockWidget->setFeature(ads::CDockWidget::DockWidgetFocusable, false);
+	DockManager->addDockWidget(ads::LeftDockWidgetArea, DockWidget);
 	auto FileSystemWidget = createFileSystemTreeDockWidget();
 	FileSystemWidget->setFeature(ads::CDockWidget::DockWidgetFloatable, false);
 	appendFeaturStringToWindowTitle(FileSystemWidget);
@@ -588,7 +590,7 @@ CMainWindow::CMainWindow(QWidget *parent) :
 
 	// uncomment the following line to enable focus highlighting of the dock
 	// widget that has the focus
-	// CDockManager::setConfigFlag(CDockManager::FocusHighlighting, true);
+	CDockManager::setConfigFlag(CDockManager::FocusHighlighting, true);
 
 	// uncomment if you would like to enable an equal distribution of the
 	// available size of a splitter to all contained dock widgets

src/DockFocusController.cpp

@@ -103,6 +103,11 @@ DockFocusControllerPrivate::DockFocusControllerPrivate(
 //============================================================================
 void DockFocusControllerPrivate::updateDockWidgetFocus(CDockWidget* DockWidget)
 {
+	if (!DockWidget->features().testFlag(CDockWidget::DockWidgetFocusable))
+	{
+		return;
+	}
+
 	CDockAreaWidget* NewFocusedDockArea = nullptr;
 	if (FocusedDockWidget)
 	{

src/DockWidget.h

@@ -152,7 +152,8 @@ private slots:
         DockWidgetFloatable = 0x04,
         DockWidgetDeleteOnClose = 0x08, ///< deletes the dock widget when it is closed
         CustomCloseHandling = 0x10,
-        DefaultDockWidgetFeatures = DockWidgetClosable | DockWidgetMovable | DockWidgetFloatable,
+        DockWidgetFocusable = 0x20,
+        DefaultDockWidgetFeatures = DockWidgetClosable | DockWidgetMovable | DockWidgetFloatable | DockWidgetFocusable,
         AllDockWidgetFeatures = DefaultDockWidgetFeatures | DockWidgetDeleteOnClose | CustomCloseHandling,
         NoDockWidgetFeatures = 0x00
     };