Improved ATIS update in ATC station component

* signal for ATIS received
* reload ATC statiosns when ATIS changes

src/blackgui/components/atcstationcomponent.cpp

@@ -38,8 +38,8 @@
 #include <QTimer>
 #include <QTreeView>
 #include <QCompleter>
+#include <QPointer>
 
-using namespace BlackGui;
 using namespace BlackGui::Models;
 using namespace BlackGui::Views;
 using namespace BlackGui::Settings;
@@ -292,7 +292,12 @@ namespace BlackGui
             if (this->isParentDockWidgetFloating()) { return; }
 
             // here I know I am the selected widget, update, but keep GUI responsive (-> timer)
-            QTimer::singleShot(1000, this, &CAtcStationComponent::update);
+            const QPointer<CAtcStationComponent> myself(this);
+            QTimer::singleShot(1000, this, [ = ]
+            {
+                if (myself.isNull()) { return; }
+                this->update();
+            });
             Q_UNUSED(index);
         }
 

src/blackgui/components/atcstationcomponent.h

@@ -61,6 +61,12 @@ namespace BlackGui
             //! Number of online stations
             int countOnlineStations() const;
 
+            //! Update stations
+            void update();
+
+            //! Get METAR for given ICAO airport code
+            void getMetar(const QString &airportIcaoCode);
+
             //! \copydoc CEnableForDockWidgetInfoArea::setParentDockWidgetInfoArea
             virtual bool setParentDockWidgetInfoArea(BlackGui::CDockWidgetInfoArea *parentDockableWidget) override;
 
@@ -68,17 +74,10 @@ namespace BlackGui
             //! Request a text message
             void requestTextMessageWidget(const BlackMisc::Aviation::CCallsign &callsign);
 
-        public slots:
-            //! Update stations
-            void update();
-
-            //! Get METAR for given ICAO airport code
-            void getMetar(const QString &airportIcaoCode);
-
+        private:
             //! \copydoc Models::CAtcStationListModel::changedAtcStationConnectionStatus
             void changedAtcStationOnlineConnectionStatus(const BlackMisc::Aviation::CAtcStation &station, bool added);
 
-        private:
             //! Get all METARs
             void getMetarAsEntered();