refs #485, moved central GUI functionality to sGui

* allow to send status message to main window (from everywhere)
* Use sGui::changedStylesheet where possible
* message when model is stashed
* improved application startup

src/blackcore/application.cpp

@@ -105,7 +105,7 @@ namespace BlackCore
         }
 
         // parsing itself is done
-        if (this->m_startSetupReader)
+        if (this->m_startSetupReader && !this->m_setupReader->isSetupSyncronized())
         {
             CStatusMessage m(this->requestReloadOfSetupAndVersion());
             if (m.isWarningOrAbove())
@@ -132,7 +132,7 @@ namespace BlackCore
         {
             QCoreApplication::instance()->processEvents(QEventLoop::AllEvents, 250);
         }
-        if (this->m_startUpCompleted)
+        if (!this->m_startUpCompleted)
         {
             CLogMessage(this).error("Waiting for startup timed out");
         }
@@ -250,6 +250,11 @@ namespace BlackCore
 
         this->m_useContexts = true;
         this->m_coreFacadeConfig = coreConfig;
+
+        if (!this->m_useWebData)
+        {
+            this->useWebDataServices(CWebReaderFlags::AllReaders, CWebReaderFlags::FromCache);
+        }
         return this->startCoreFacade(); // will do nothing if setup is not yet loaded
     }
 
@@ -371,16 +376,21 @@ namespace BlackCore
     {
         if (success)
         {
-            if (!this->m_started)
-            {
-                // follow up startups
-                bool s = this->startWebDataServices();
-                this->m_started = s && this->startCoreFacade();
-            }
+            emit setupSyncronized();
+            this->m_started = this->asyncWebAndContextStart();
         }
         this->m_startUpCompleted = true;
     }
 
+    bool CApplication::asyncWebAndContextStart()
+    {
+        if (this->m_started) { return true; }
+
+        // follow up startups
+        bool s = this->startWebDataServices();
+        return s && this->startCoreFacade();
+    }
+
     void CApplication::severeStartupProblem(const CStatusMessage &message)
     {
         CLogMessage(this).preformatted(message);

src/blackcore/application.h

@@ -198,6 +198,9 @@ namespace BlackCore
         virtual void gracefulShutdown();
 
     signals:
+        //! Setup syncronized
+        void setupSyncronized();
+
         //! Facade started
         void coreFacadeStarted();
 
@@ -257,6 +260,9 @@ namespace BlackCore
         //! Init parser
         void initParser();
 
+        //! Async. start when setup is loaded
+        bool asyncWebAndContextStart();
+
         //! static init part
         static void initEnvironment();
 

src/blackgui/components/dblogincomponent.cpp

@@ -10,6 +10,7 @@
 #include "dblogincomponent.h"
 #include "ui_dblogincomponent.h"
 #include "blackgui/overlaymessagesframe.h"
+#include "blackmisc/verify.h"
 #include "blackmisc/network/url.h"
 #include "blackmisc/logmessage.h"
 
@@ -41,7 +42,7 @@ namespace BlackGui
         {
             if (msgs.isEmpty()) { return; }
             COverlayMessagesFrame *mf = qobject_cast<COverlayMessagesFrame *>(parentWidget());
-            Q_ASSERT_X(mf, Q_FUNC_INFO, "No overlay widget");
+            BLACK_VERIFY_X(mf, Q_FUNC_INFO, "No overlay widget");
             if (!mf) { return; }
             mf->showOverlayMessages(msgs);
         }

src/blackgui/components/dbmodelcomponent.cpp

@@ -40,7 +40,7 @@ namespace BlackGui
             this->ui->tvp_AircraftModel->menuRemoveItems(CAircraftModelView::MenuHighlightStashed); // not supported here
             connect(this->ui->tvp_AircraftModel, &CAircraftModelView::requestNewBackendData, this, &CDbModelComponent::ps_reload);
             connect(this->ui->tvp_AircraftModel, &CAircraftModelView::requestStash, this, &CDbModelComponent::requestStash);
-            connect(&CStyleSheetUtility::instance(), &CStyleSheetUtility::styleSheetsChanged, this, &CDbModelComponent::ps_onStyleSheetChanged);
+            connect(sGui, &CGuiApplication::styleSheetsChanged, this, &CDbModelComponent::ps_onStyleSheetChanged);
 
             // configure view
             this->ui->tvp_AircraftModel->setFilterWidget(this->ui->filter_AircraftModelFilter);

src/blackgui/components/dbstashcomponent.cpp

@@ -80,9 +80,8 @@ namespace BlackGui
 
         CStatusMessage CDbStashComponent::stashModel(const CAircraftModel &model, bool replace)
         {
-
-            CAircraftModel stashModel(this->consolidateModel(model));
-            CStatusMessage m(validateStashModel(stashModel, replace));
+            const CAircraftModel stashModel(this->consolidateModel(model));
+            const CStatusMessage m(validateStashModel(stashModel, replace));
             if (!m.isWarningOrAbove())
             {
                 if (replace)

src/blackgui/components/navigatordialog.cpp

@@ -10,6 +10,7 @@
 #include "navigatordialog.h"
 #include "ui_navigatordialog.h"
 #include "blackgui/guiutility.h"
+#include "blackgui/guiapplication.h"
 #include "blackgui/stylesheetutility.h"
 #include <QToolButton>
 #include <QGridLayout>
@@ -36,7 +37,7 @@ namespace BlackGui
             this->setContextMenuPolicy(Qt::CustomContextMenu);
             connect(this, &CNavigatorDialog::customContextMenuRequested, this, &CNavigatorDialog::ps_showContextMenu);
 
-            connect(&CStyleSheetUtility::instance(), &CStyleSheetUtility::styleSheetsChanged, this, &CNavigatorDialog::ps_onStyleSheetsChanged);
+            connect(sGui, &CGuiApplication::styleSheetsChanged, this, &CNavigatorDialog::ps_onStyleSheetsChanged);
             this->ps_onStyleSheetsChanged();
         }
 

src/blackgui/components/registercomponent.cpp

@@ -33,6 +33,8 @@ namespace BlackGui
 
         void CRegisterComponent::ps_update()
         {
+            if (!sGui) { return; }
+            Q_ASSERT_X(sGui->supportsContexts(), Q_FUNC_INFO, "Application does not support contexts");
             this->ui->tvp_RegisteredComponents->updateContainer(sGui->getIContextApplication()->getRegisteredApplications());
         }
     } // ns

src/blackgui/guiapplication.cpp

@@ -8,7 +8,10 @@
  */
 
 #include "guiapplication.h"
+#include "guiutility.h"
+#include "stylesheetutility.h"
 #include "blackmisc/project.h"
+#include "blackmisc/verify.h"
 #include <QApplication>
 #include <QMessageBox>
 
@@ -26,6 +29,7 @@ namespace BlackGui
     CGuiApplication::CGuiApplication(const QString &applicationName, const QPixmap &icon) : CApplication(applicationName)
     {
         setWindowIcon(icon);
+        connect(&CStyleSheetUtility::instance(), &CStyleSheetUtility::styleSheetsChanged, this, &CGuiApplication::styleSheetsChanged);
         sGui = this;
     }
 
@@ -68,6 +72,17 @@ namespace BlackGui
         }
     }
 
+    QWidget *CGuiApplication::mainApplicationWindow()
+    {
+        return CGuiUtility::mainApplicationWindow();
+    }
+
+    IMainWindowAccess *CGuiApplication::mainWindowAccess()
+    {
+        IMainWindowAccess *m = dynamic_cast<IMainWindowAccess *>(mainApplicationWindow());
+        return m;
+    }
+
     void CGuiApplication::initMainApplicationWindow(QWidget *mainWindow) const
     {
         if (!mainWindow) { return; }
@@ -103,6 +118,22 @@ namespace BlackGui
         }
     }
 
+    bool CGuiApplication::displayInStatusBar(const CStatusMessage &message)
+    {
+        IMainWindowAccess *m = mainWindowAccess();
+        BLACK_VERIFY_X(m, Q_FUNC_INFO, "No access interface");
+        if (!m) { return false; }
+        return m->displayInStatusBar(message);
+    }
+
+    bool CGuiApplication::displayInOverlayWindow(const CStatusMessage &message)
+    {
+        IMainWindowAccess *m = mainWindowAccess();
+        BLACK_VERIFY_X(m, Q_FUNC_INFO, "No access interface");
+        if (!m) { return false; }
+        return m->displayInOverlayWindow(message);
+    }
+
     void CGuiApplication::cmdLineHelpMessage()
     {
         if (CProject::isRunningOnWindowsNtPlatform())

src/blackgui/guiapplication.h

@@ -13,6 +13,7 @@
 #define BLACKGUI_GUIAPPLICATION_H
 
 #include "blackcore/application.h"
+#include "blackgui/mainwindowaccess.h"
 #include "blackgui/enableforframelesswindow.h"
 #include "blackgui/blackguiexport.h"
 
@@ -25,7 +26,9 @@ namespace BlackGui
      * GUI applications. It is normally used via the global sGui pointer. As an example of how to extend this
      * class see CSwiftGuiStdApplication.
      */
-    class BLACKGUI_EXPORT CGuiApplication : public BlackCore::CApplication
+    class BLACKGUI_EXPORT CGuiApplication :
+        public BlackCore::CApplication,
+        public BlackGui::IMainWindowAccess
     {
         Q_OBJECT
 
@@ -59,13 +62,29 @@ namespace BlackGui
         virtual void cmdLineErrorMessage(const QString &cmdLineErrorMessage) const override;
         //! @}
 
+        //! \name direct access to main application window
+        //! @{
+        virtual bool displayInStatusBar(const BlackMisc::CStatusMessage &message) override;
+        virtual bool displayInOverlayWindow(const BlackMisc::CStatusMessage &message) override;
+        //! }@
+
         //! Set icon
         //! \note Pixmap requires a valid QApplication, so it cannot be passed as constructor parameter
         static void setWindowIcon(const QPixmap &icon);
 
+        //! Main application window
+        static QWidget *mainApplicationWindow();
+
+        //! Main window access
+        static BlackGui::IMainWindowAccess *mainWindowAccess();
+
         //! Exit application, perform graceful shutdown and exit
         static void exit(int retcode = 0);
 
+    signals:
+        //! Style sheet changed
+        void styleSheetsChanged();
+
     protected:
         //! \name print messages generated during parsing / cmd handling
         //! @{

src/blackgui/guiutility.cpp

@@ -42,7 +42,7 @@ namespace BlackGui
         return nullptr;
     }
 
-    QWidget *CGuiUtility::mainApplicationWindowWidget()
+    QWidget *CGuiUtility::mainApplicationWindow()
     {
         CEnableForFramelessWindow *mw = mainFramelessEnabledApplicationWindow();
         if (mw && mw->getWidget())

src/blackgui/guiutility.h

@@ -31,7 +31,7 @@ namespace BlackGui
         static CEnableForFramelessWindow *mainFramelessEnabledApplicationWindow();
 
         //! Main application window widget
-        static QWidget *mainApplicationWindowWidget();
+        static QWidget *mainApplicationWindow();
 
         //! Is main window frameless?
         static bool isMainWindowFrameless();

src/blackgui/mainwindowaccess.h

@@ -0,0 +1,31 @@
+/* Copyright (C) 2016
+ * swift project Community / Contributors
+ *
+ * This file is part of swift Project. It is subject to the license terms in the LICENSE file found in the top-level
+ * directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
+ * including this file, may be copied, modified, propagated, or distributed except according to the terms
+ * contained in the LICENSE file.
+ */
+
+#ifndef BLACKGUI_MAINWINDOWACCESS_H
+#define BLACKGUI_MAINWINDOWACCESS_H
+
+#include "blackmisc/statusmessage.h"
+
+namespace BlackGui
+{
+    /*!
+     * Direct acccess to main window`s status bar, info bar and such
+     */
+    class IMainWindowAccess
+    {
+    public:
+        //! Display in status bar
+        virtual bool displayInStatusBar(const BlackMisc::CStatusMessage &message) = 0;
+
+        //! Display in overlay window
+        virtual bool displayInOverlayWindow(const BlackMisc::CStatusMessage &message) = 0;
+    };
+} // ns
+
+#endif // guard

src/blackgui/managedstatusbar.cpp

@@ -92,6 +92,7 @@ namespace BlackGui
         Q_ASSERT_X(this->m_statusBarIcon, Q_FUNC_INFO, "Missing status bar icon");
         Q_ASSERT_X(this->m_statusBar, Q_FUNC_INFO, "Missing status bar");
 
+        // used with log subscriber, make sure it is not displayed twice
         if (statusMessage.wasHandledBy(this)) { return; }
         statusMessage.markAsHandledBy(this);
 
@@ -111,7 +112,7 @@ namespace BlackGui
 
     void CManagedStatusBar::displayStatusMessages(const BlackMisc::CStatusMessageList &statusMessages)
     {
-        foreach(CStatusMessage m, statusMessages)
+        foreach (CStatusMessage m, statusMessages)
         {
             displayStatusMessage(m);
         }

src/blackgui/stylesheetutility.h

@@ -132,6 +132,7 @@ namespace BlackGui
 
     signals:
         //! Sheets have been changed
+        //! \deprecated use BlackGui::CGuiApplication::styleSheetsChanged
         void styleSheetsChanged();
 
     private:

src/blackgui/views/aircraftmodelview.cpp

@@ -13,6 +13,7 @@
 #include "blackmisc/aviation/liverylist.h"
 #include "blackmisc/simulation//distributorlist.h"
 #include "blackgui/shortcut.h"
+#include "blackgui/guiapplication.h"
 #include "blackgui/guiutility.h"
 #include "blackgui/filters/aircraftmodelfilterdialog.h"
 #include <QHeaderView>
@@ -300,11 +301,13 @@ namespace BlackGui
         {
             if (!m_menus.testFlag(MenuCanStashModels)) { return; }
             if (!this->hasSelection()) { return; }
-            emit requestStash(this->selectedObjects());
+            const CAircraftModelList models(this->selectedObjects());
+            emit requestStash(models);
             if (this->m_stashingClearsSelection)
             {
                 this->clearSelection();
             }
+            sGui->displayInStatusBar(CStatusMessage(CStatusMessage::SeverityInfo, "Stashed " + models.getModelStrings(true).join(" ")));
         }
     } // namespace
 } // namespace

src/blackgui/views/viewbase.cpp

@@ -138,7 +138,7 @@ namespace BlackGui
 
         QWidget *CViewBaseNonTemplate::mainApplicationWindowWidget() const
         {
-            return CGuiUtility::mainApplicationWindowWidget();
+            return CGuiUtility::mainApplicationWindow();
         }
 
         void CViewBaseNonTemplate::setCustomMenu(IMenuDelegate *menu, bool nestPreviousMenu)

src/swiftcore/main.cpp

@@ -38,6 +38,7 @@ int main(int argc, char *argv[])
     a.useContexts(a.isParserOptionSet("coreaudio") ?
                   CCoreFacadeConfig::forCoreAllLocalInDBus(dBusAdress) :
                   CCoreFacadeConfig::forCoreAllLocalInDBusNoAudio(dBusAdress));
+    a.start();
 
     if (!QSystemTrayIcon::isSystemTrayAvailable())
     {

src/swiftcore/swiftcore.cpp

@@ -14,9 +14,8 @@
 #include "blackmisc/project.h"
 #include "blackmisc/dbusserver.h"
 #include "blackgui/guiapplication.h"
-#include "blackgui/guiapplication.h"
-#include "blackgui/components/logcomponent.h"
 #include "blackgui/stylesheetutility.h"
+#include "blackgui/components/logcomponent.h"
 #include <QMenu>
 #include <QMessageBox>
 #include <QCloseEvent>
@@ -116,7 +115,7 @@ void CSwiftCore::initSlots()
     connect(ui->pb_StartCore, &QPushButton::clicked, this, &CSwiftCore::ps_startCorePressed);
     connect(ui->pb_StopCore, &QPushButton::clicked, this, &CSwiftCore::ps_stopCorePressed);
     connect(ui->rb_P2PBus, &QRadioButton::toggled, this, &CSwiftCore::ps_p2pModeToggled);
-    connect(&CStyleSheetUtility::instance(), &CStyleSheetUtility::styleSheetsChanged, this, &CSwiftCore::ps_onStyleSheetsChanged);
+    connect(sGui, &CGuiApplication::styleSheetsChanged, this, &CSwiftCore::ps_onStyleSheetsChanged);
 }
 
 void CSwiftCore::initLogDisplay()

src/swiftdata/swiftdata.cpp

@@ -12,6 +12,7 @@
 #include "blackgui/guiapplication.h"
 #include "blackgui/components/datamaininfoareacomponent.h"
 #include "blackgui/components/datainfoareacomponent.h"
+#include "blackgui/components/dbmappingcomponent.h"
 #include "blackgui/components/logcomponent.h"
 #include "blackgui/stylesheetutility.h"
 #include "blackcore/webdataservices.h"
@@ -53,6 +54,18 @@ void CSwiftData::initStyleSheet()
 CSwiftData::~CSwiftData()
 { }
 
+bool CSwiftData::displayInStatusBar(const CStatusMessage &message)
+{
+    this->m_statusBar.displayStatusMessage(message);
+    return true;
+}
+
+bool CSwiftData::displayInOverlayWindow(const CStatusMessage &message)
+{
+    this->ui->comp_MainInfoArea->getMappingComponent()->showOverlayMessage(message);
+    return true;
+}
+
 void CSwiftData::closeEvent(QCloseEvent *event)
 {
     Q_UNUSED(event);
@@ -80,7 +93,7 @@ void CSwiftData::init()
     sGui->initMainApplicationWindow(this);
     this->initStyleSheet();
     this->initLogDisplay();
-    connect(&CStyleSheetUtility::instance(), &CStyleSheetUtility::styleSheetsChanged, this, &CSwiftData::ps_onStyleSheetsChanged);
+    connect(sGui, &CGuiApplication::styleSheetsChanged, this, &CSwiftData::ps_onStyleSheetsChanged);
     this->initMenu();
 }
 

src/swiftdata/swiftdata.h

@@ -12,12 +12,13 @@
 #ifndef SWIFTDATA_H
 #define SWIFTDATA_H
 
+#include "blackgui/systemtraywindow.h"
+#include "blackgui/managedstatusbar.h"
+#include "blackgui/mainwindowaccess.h"
 #include "blackcore/corefacade.h"
 #include "blackcore/data/globalsetup.h"
 #include "blackcore/data/updateinfo.h"
 #include "blackcore/setupreader.h"
-#include "blackgui/systemtraywindow.h"
-#include "blackgui/managedstatusbar.h"
 #include "blackmisc/statusmessage.h"
 #include "blackmisc/identifiable.h"
 #include <QScopedPointer>
@@ -30,7 +31,8 @@ namespace BlackCore { class CWebDataServices; }
  */
 class CSwiftData :
     public QMainWindow,
-    public BlackMisc::CIdentifiable
+    public BlackMisc::CIdentifiable,
+    public BlackGui::IMainWindowAccess
 {
     Q_OBJECT
 
@@ -41,6 +43,12 @@ public:
     //! Destructor
     ~CSwiftData();
 
+    //! \name direct access to main application window
+    //! @{
+    virtual bool displayInStatusBar(const BlackMisc::CStatusMessage &message) override;
+    virtual bool displayInOverlayWindow(const BlackMisc::CStatusMessage &message) override;
+    //! }@
+
 protected:
     //! \copydoc QMainWindow::closeEvent
     virtual void closeEvent(QCloseEvent *event) override;

src/swiftguistandard/swiftguistd.cpp

@@ -54,6 +54,18 @@ SwiftGuiStd::SwiftGuiStd(BlackGui::CEnableForFramelessWindow::WindowMode windowM
 SwiftGuiStd::~SwiftGuiStd()
 { }
 
+bool SwiftGuiStd::displayInStatusBar(const CStatusMessage &message)
+{
+    this->ps_displayStatusMessageInGui(message);
+    return true;
+}
+
+bool SwiftGuiStd::displayInOverlayWindow(const CStatusMessage &message)
+{
+    this->ui->fr_CentralFrameInside->showOverlayMessage(message);
+    return true;
+}
+
 void SwiftGuiStd::mouseMoveEvent(QMouseEvent *event)
 {
     if (!handleMouseMoveEvent(event)) { QMainWindow::mouseMoveEvent(event); }
@@ -197,6 +209,7 @@ bool SwiftGuiStd::isContextAudioAvailableCheck()
 void SwiftGuiStd::ps_displayStatusMessageInGui(const CStatusMessage &statusMessage)
 {
     if (!this->m_init) { return; }
+    // used with log subscriber
     if (statusMessage.wasHandledBy(this)) { return; }
     statusMessage.markAsHandledBy(this);
     this->m_statusBar.displayStatusMessage(statusMessage);

src/swiftguistandard/swiftguistd.h

@@ -16,9 +16,6 @@
 #pragma push_macro("interface")
 #undef interface
 
-#include "blackcore/contextallinterfaces.h"
-#include "blackcore/actionbind.h"
-#include "blackcore/data/globalsetup.h"
 #include "blackgui/components/maininfoareacomponent.h"
 #include "blackgui/components/navigatordialog.h"
 #include "blackgui/components/transpondermodeselector.h"
@@ -28,7 +25,10 @@
 #include "blackgui/models/statusmessagelistmodel.h"
 #include "blackgui/enableforframelesswindow.h"
 #include "blackgui/managedstatusbar.h"
-#include "blackgui/overlaymessagesframe.h"
+#include "blackgui/mainwindowaccess.h"
+#include "blackcore/contextallinterfaces.h"
+#include "blackcore/actionbind.h"
+#include "blackcore/data/globalsetup.h"
 #include "blackmisc/network/textmessage.h"
 #include "blackmisc/loghandler.h"
 #include "blackmisc/identifiable.h"
@@ -46,7 +46,8 @@ namespace Ui { class SwiftGuiStd; }
 class SwiftGuiStd :
     public QMainWindow,
     public BlackMisc::CIdentifiable,
-    public BlackGui::CEnableForFramelessWindow
+    public BlackGui::CEnableForFramelessWindow,
+    public BlackGui::IMainWindowAccess
 {
     Q_OBJECT
 
@@ -70,6 +71,12 @@ public:
     //! Log message category
     static QString getMessageCategory() { return "swift.gui.stdgui"; }
 
+    //! \name direct access to main application window
+    //! @{
+    virtual bool displayInStatusBar(const BlackMisc::CStatusMessage &message) override;
+    virtual bool displayInOverlayWindow(const BlackMisc::CStatusMessage &message) override;
+    //! }@
+
 signals:
     //! GUI is shutting down, request graceful shutdown
     void requestGracefulShutdown();

src/swiftguistandard/swiftguistdapplication.cpp

@@ -19,7 +19,6 @@ CSwiftGuiStdApplication::CSwiftGuiStdApplication() : CGuiApplication("swift pilo
     this->addParserOption(this->m_cmdFacadeMode);
     this->addWindowModeOption();
     this->addDBusAddressOption();
-    this->useWebDataServices(CWebReaderFlags::AllReaders, CWebReaderFlags::FromCache);
 }
 
 bool CSwiftGuiStdApplication::startHookIn()

src/swiftguistandard/swiftguistdinit.cpp

@@ -10,9 +10,9 @@
 #include "swiftguistd.h"
 #include "ui_swiftguistd.h"
 #include "blackcore/contextallinterfaces.h"
-#include "blackgui/stylesheetutility.h"
 #include "blackgui/guiapplication.h"
 #include "blackgui/guiutility.h"
+#include "blackgui/stylesheetutility.h"
 #include "blackgui/components/allmaininfoareacomponents.h"
 #include "blackgui/models/atcstationlistmodel.h"
 #include "blackmisc/dbusserver.h"
@@ -182,11 +182,11 @@ void SwiftGuiStd::initGuiSignals()
     connect(this->ui->menu_InternalsDisplayCachedFiles, &QAction::triggered, this, &SwiftGuiStd::ps_onMenuClicked);
 
     // command line / text messages
-    connect(this->ui->comp_MainInfoArea->getTextMessageComponent(), &CTextMessageComponent::displayInInfoWindow, this->ui->fr_CentralFrameInside, &COverlayMessagesFrame::showVariant);
+    connect(this->ui->comp_MainInfoArea->getTextMessageComponent(), &CTextMessageComponent::displayInInfoWindow, this->ui->fr_CentralFrameInside, &COverlayMessagesFrame::showOverlayVariant);
 
     // settings (GUI component), styles
     connect(this->ui->comp_MainInfoArea->getSettingsComponent(), &CSettingsComponent::changedWindowsOpacity, this, &SwiftGuiStd::ps_onChangedWindowOpacity);
-    connect(&CStyleSheetUtility::instance(), &CStyleSheetUtility::styleSheetsChanged, this, &SwiftGuiStd::ps_onStyleSheetsChanged);
+    connect(sGui, &CGuiApplication::styleSheetsChanged, this, &SwiftGuiStd::ps_onStyleSheetsChanged);
 
     // sliders
     connect(this->ui->comp_MainInfoArea->getSettingsComponent(), &CSettingsComponent::changedUsersUpdateInterval, this->ui->comp_MainInfoArea->getUserComponent(), &CUserComponent::setUpdateIntervalSeconds);