Merge branch 'master' into closerequest

# Conflicts:
#	demo/MainWindow.cpp

README.md

@@ -53,7 +53,7 @@ When dragging the titlebar of a dock, all the tabs that are tabbed with it are
 going to be dragged. So you can move complete groups of tabbed widgets into
 a floating widget or from one dock area to another one.
 
-![Grouped dragging](doc/grouped-dragging.png)\
+![Grouped dragging](doc/grouped-dragging.gif)\
 \
 ![Grouped dragging](doc/grouped-dragging_dark.png)
 
@@ -64,7 +64,7 @@ perspective to make your own custom perspective. Later you can simply
 select a perspective from the perspective list to quickly switch the complete 
 main window layout.
 
-![Perspective](doc/perspectives.png)\
+![Perspective](doc/perspectives.gif)\
 \
 ![Perspective](doc/perspectives_dark.png)
 

demo/CMakeLists.txt

@@ -19,6 +19,12 @@ set(ads_demo_COMPILE_DEFINE ${ads_demo_COMPILE_DEFINE} ${Qt5Gui_COMPILE_DEFINITI
 set(ads_demo_LIBS ${ads_demo_LIBS} ${Qt5Widgets_LIBRARIES})
 set(ads_demo_INCLUDE ${ads_demo_INCLUDE} ${Qt5Widgets_INCLUDE_DIRS})
 set(ads_demo_COMPILE_DEFINE ${ads_demo_COMPILE_DEFINE} ${Qt5Widgets_COMPILE_DEFINITIONS})
+if(WIN32)
+	find_package(Qt5AxContainer ${REQUIRED_QT_VERSION} REQUIRED)
+	set(ads_demo_LIBS ${ads_demo_LIBS} ${Qt5AxContainer_LIBRARIES})
+	set(ads_demo_INCLUDE ${ads_demo_INCLUDE} ${Qt5AxContainer_INCLUDE_DIRS})
+	set(ads_demo_COMPILE_DEFINE ${ads_demo_COMPILE_DEFINE} ${Qt5AxContainer_COMPILE_DEFINITIONS})
+endif()
 set(CMAKE_INCLUDE_CURRENT_DIR ON)
 set(ads_demo_SRCS
     main.cpp

demo/MainWindow.cpp

@@ -53,8 +53,14 @@
 #include <QRubberBand>
 #include <QPlainTextEdit>
 #include <QTableWidget>
+#include <QScreen>
+#include <QStyle>
 #include <QMessageBox>
 
+#ifdef Q_OS_WIN
+#include <QAxWidget>
+#endif
+
 #include <QMap>
 #include <QElapsedTimer>
 
@@ -202,6 +208,20 @@ static ads::CDockWidget* createTableWidget(QMenu* ViewMenu)
 }
 
 
+#ifdef Q_OS_WIN
+//============================================================================
+static ads::CDockWidget* createActiveXWidget(QMenu* ViewMenu, QWidget* parent = nullptr)
+{
+   static int ActiveXCount = 0;
+   QAxWidget* w = new QAxWidget("{6bf52a52-394a-11d3-b153-00c04f79faa6}", parent);
+   ads::CDockWidget* DockWidget = new ads::CDockWidget(QString("Active X %1").arg(ActiveXCount++));
+   DockWidget->setWidget(w);
+   ViewMenu->addAction(DockWidget->toggleViewAction());
+   return DockWidget;
+}
+#endif
+
+
 //============================================================================
 /**
  * Private data class pimpl
@@ -281,12 +301,19 @@ void MainWindowPrivate::createContent()
 	auto RighDockArea = DockManager->addDockWidget(ads::RightDockWidgetArea, createLongTextLabelDockWidget(ViewMenu), TopDockArea);
 	DockManager->addDockWidget(ads::TopDockWidgetArea, createLongTextLabelDockWidget(ViewMenu), RighDockArea);
 	auto BottomDockArea = DockManager->addDockWidget(ads::BottomDockWidgetArea, createLongTextLabelDockWidget(ViewMenu), RighDockArea);
-	DockManager->addDockWidget(ads::RightDockWidgetArea, createLongTextLabelDockWidget(ViewMenu), RighDockArea);
+	DockManager->addDockWidget(ads::CenterDockWidgetArea, createLongTextLabelDockWidget(ViewMenu), RighDockArea);
 	DockManager->addDockWidget(ads::CenterDockWidgetArea, createLongTextLabelDockWidget(ViewMenu), BottomDockArea);
 
     auto Action = ui.menuView->addAction(QString("Set %1 floating").arg(DockWidget->windowTitle()));
     DockWidget->connect(Action, SIGNAL(triggered()), SLOT(setFloating()));
 
+#ifdef Q_OS_WIN
+    if (!DockManager->configFlags().testFlag(ads::CDockManager::OpaqueUndocking))
+    {
+    	DockManager->addDockWidget(ads::CenterDockWidgetArea, createActiveXWidget(ViewMenu), RighDockArea);
+    }
+#endif
+
 	for (auto DockWidget : DockManager->dockWidgetsMap())
 	{
 		_this->connect(DockWidget, SIGNAL(viewToggled(bool)), SLOT(onViewToggled(bool)));
@@ -384,9 +411,9 @@ CMainWindow::CMainWindow(QWidget *parent) :
 	// not change if the visibility of the close button changes
     // CDockManager::setConfigFlag(CDockManager::RetainTabSizeWhenCloseButtonHidden, true);
 
-    // uncomment the following line if you want to use non opaque undocking and splitter
-    // movements
-    // CDockManager::setConfigFlags(CDockManager::DefaultNonOpaqueConfig);
+    // comment the following line if you want to use opaque undocking and
+	// opaque splitter resizing
+    CDockManager::setConfigFlags(CDockManager::DefaultNonOpaqueConfig);
 
 	// Now create the dock manager and its content
 	d->DockManager = new CDockManager(this);
@@ -399,8 +426,12 @@ CMainWindow::CMainWindow(QWidget *parent) :
 		d->DockManager, SLOT(openPerspective(const QString&)));
 
 	d->createContent();
-	// Default window geometry
+	// Default window geometry - center on screen
     resize(1280, 720);
+    setGeometry(QStyle::alignedRect(
+        Qt::LeftToRight, Qt::AlignCenter, frameSize(),
+        QGuiApplication::primaryScreen()->availableGeometry()
+    ));
 
 	//d->restoreState();
 	d->restorePerspectives();

demo/demo.pro

@@ -3,6 +3,11 @@ ADS_OUT_ROOT = $${OUT_PWD}/..
 TARGET = AdvancedDockingSystemDemo
 DESTDIR = $${ADS_OUT_ROOT}/lib
 QT += core gui widgets
+
+win32 {
+QT += axcontainer
+}
+
 CONFIG += c++14
 CONFIG += debug_and_release
 DEFINES += QT_DEPRECATED_WARNINGS

src/FloatingDockContainer.cpp

@@ -354,6 +354,7 @@ void CFloatingDockContainer::closeEvent(QCloseEvent *event)
 {
 	ADS_PRINT("CFloatingDockContainer closeEvent");
 	d->setState(DraggingInactive);
+	event->ignore();
 
 	if (isClosable())
 	{
@@ -380,20 +381,7 @@ void CFloatingDockContainer::closeEvent(QCloseEvent *event)
 		// Starting from Qt version 5.12.2 this seems to work again. But
 		// now the QEvent::NonClientAreaMouseButtonPress function returns always
 		// Qt::RightButton even if the left button was pressed
-#ifndef Q_OS_LINUX
-#if (QT_VERSION > QT_VERSION_CHECK(5, 9, 2) && QT_VERSION < QT_VERSION_CHECK(5, 12, 2))
-        event->ignore();
         this->hide();
-#else
-		Super::closeEvent(event);
-#endif
-#else // Q_OS_LINUX
-        Super::closeEvent(event);
-#endif
-	}
-	else
-	{
-		event->ignore();
 	}
 }
 

src/IconProvider.h

@@ -29,7 +29,7 @@ class ADS_EXPORT CIconProvider
 {
 private:
 	IconProviderPrivate* d; ///< private data (pimpl)
-	friend class IconProviderPrivate;
+	friend struct IconProviderPrivate;
 
 public:
 	/**