Method restoreState

src/3rdparty/Qt-Advanced-Docking-System/src/DockAreaWidget.cpp:956–1049

============================================================================

//============================================================================
bool CDockAreaWidget::restoreState(CDockingStateReader& s, CDockAreaWidget*& CreatedWidget,
		bool Testing, CDockContainerWidget* Container)
{
	bool Ok;
#ifdef ADS_DEBUG_PRINT
	int Tabs = s.attributes().value("Tabs").toInt(&Ok);
	if (!Ok)
	{
		return false;
	}
#endif

	QString CurrentDockWidget = s.attributes().value("Current").toString();
    ADS_PRINT("Restore NodeDockArea Tabs: " << Tabs << " Current: "
            << CurrentDockWidget);

    auto DockManager = Container->dockManager();
	CDockAreaWidget* DockArea = nullptr;
	if (!Testing)
	{
		DockArea = new CDockAreaWidget(DockManager, Container);
		const auto AllowedAreasAttribute = s.attributes().value("AllowedAreas");
		if (!AllowedAreasAttribute.isEmpty())
		{
			DockArea->setAllowedAreas((DockWidgetArea)AllowedAreasAttribute.toInt(nullptr, 16));
		}

		const auto FlagsAttribute = s.attributes().value("Flags");
		if (!FlagsAttribute.isEmpty())
		{
			DockArea->setDockAreaFlags((CDockAreaWidget::DockAreaFlags)FlagsAttribute.toInt(nullptr, 16));
		}
	}

	while (s.readNextStartElement())
	{
        if (s.name() != QLatin1String("Widget"))
		{
			continue;
		}

		auto ObjectName = s.attributes().value("Name");
		if (ObjectName.isEmpty())
		{
			return false;
		}

		bool Closed = s.attributes().value("Closed").toInt(&Ok);
		if (!Ok)
		{
			return false;
		}

		s.skipCurrentElement();
		CDockWidget* DockWidget = DockManager->findDockWidget(ObjectName.toString());
		if (!DockWidget || Testing)
		{
			continue;