Ref T220, register main widget

src/blackgui/guiapplication.cpp

@@ -178,6 +178,11 @@ namespace BlackGui
         return CGuiUtility::mainApplicationWidget();
     }
 
+    void CGuiApplication::registerMainApplicationWidget(QWidget *mainWidget)
+    {
+        CGuiUtility::registerMainApplicationWidget(mainWidget);
+    }
+
     QMainWindow *CGuiApplication::mainApplicationWindow()
     {
         return qobject_cast<QMainWindow *>(CGuiApplication::mainApplicationWidget());

src/blackgui/guiapplication.h

@@ -210,6 +210,9 @@ namespace BlackGui
         //! \copydoc BlackGui::CGuiUtility::mainApplicationWidget
         static QWidget *mainApplicationWidget();
 
+        //! \copydoc BlackGui::CGuiUtility::registerMainApplicationWidget
+        void registerMainApplicationWidget(QWidget *mainWidget);
+
         //! Main application window
         static QMainWindow *mainApplicationWindow();
 

src/swiftdata/swiftdata.cpp

@@ -47,6 +47,9 @@ CSwiftData::CSwiftData(QWidget *parent) :
     CIdentifiable(this),
     ui(new Ui::CSwiftData)
 {
+
+    Q_ASSERT_X(sGui, Q_FUNC_INFO, "Need sGui");
+    sGui->registerMainApplicationWidget(this);
     ui->setupUi(this);
     this->init();
 }

src/swiftguistandard/swiftguistd.cpp

@@ -72,6 +72,8 @@ SwiftGuiStd::SwiftGuiStd(BlackGui::CEnableForFramelessWindow::WindowMode windowM
     ui(new Ui::SwiftGuiStd)
 {
     // GUI
+    Q_ASSERT_X(sGui, Q_FUNC_INFO, "Need sGui");
+    sGui->registerMainApplicationWidget(this);
     ui->setupUi(this);
     this->setDynamicProperties(windowMode == CEnableForFramelessWindow::WindowFrameless);
     this->init();

src/swiftlauncher/swiftlauncher.cpp

@@ -49,6 +49,8 @@ CSwiftLauncher::CSwiftLauncher(QWidget *parent) :
     CIdentifiable(this),
     ui(new Ui::CSwiftLauncher)
 {
+    Q_ASSERT_X(sGui, Q_FUNC_INFO, "Need sGui");
+    sGui->registerMainApplicationWidget(this);
     ui->setupUi(this);
     this->init();
     connect(ui->tb_SwiftCore, &QPushButton::pressed, this, &CSwiftLauncher::startButtonPressed);