Ref T280, QHash for aircraft and models and some minor improvements

* CValueObject::comparePropertyByIndex
* bool "true" if value has been changed

src/blackmisc/simulation/aircraftmodellist.h

@@ -30,6 +30,7 @@
 #include <QString>
 #include <QStringList>
 #include <Qt>
+#include <QHash>
 
 namespace BlackMisc
 {
@@ -353,10 +354,15 @@ namespace BlackMisc
             //! \remark checking for some criteria in the given model
             QString extCoverageSummary(const CAircraftModel &checkModel, const QString &separator = "\n") const;
         };
+
+        //! Model per callsign
+        using CAircraftModelPerCallsign = QHash<Aviation::CCallsign, CAircraftModel>;
+
     } // ns
 } // ns
 
 Q_DECLARE_METATYPE(BlackMisc::Simulation::CAircraftModelList)
+Q_DECLARE_METATYPE(BlackMisc::Simulation::CAircraftModelPerCallsign)
 Q_DECLARE_METATYPE(BlackMisc::CCollection<BlackMisc::Simulation::CAircraftModel>)
 Q_DECLARE_METATYPE(BlackMisc::CSequence<BlackMisc::Simulation::CAircraftModel>)
 

src/blackmisc/simulation/simulatedaircraft.cpp

@@ -117,6 +117,20 @@ namespace BlackMisc
             return m_enabled;
         }
 
+        bool CSimulatedAircraft::setFastPositionUpdates(bool useFastPositions)
+        {
+            if (m_fastPositionUpdates == useFastPositions) { return false; }
+            m_fastPositionUpdates = useFastPositions;
+            return true;
+        }
+
+        bool CSimulatedAircraft::setRendered(bool rendered)
+        {
+            if (m_rendered == rendered) { return false; }
+            m_rendered = rendered;
+            return true;
+        }
+
         const QString &CSimulatedAircraft::getAircraftIcaoCodeDesignator() const
         {
             return getAircraftIcaoCode().getDesignator();

src/blackmisc/simulation/simulatedaircraft.h

@@ -409,10 +409,10 @@ namespace BlackMisc
             bool fastPositionUpdates() const {return m_fastPositionUpdates;}
 
             //! Support fast position updates
-            void setFastPositionUpdates(bool useFastPositions) { m_fastPositionUpdates = useFastPositions; }
+            bool setFastPositionUpdates(bool useFastPositions);
 
             //! Rendered?
-            void setRendered(bool rendered) { m_rendered = rendered; }
+            bool setRendered(bool rendered);
 
             //! Have parts been synchronized with a remote client?
             bool isPartsSynchronized() const { return m_partsSynchronized; }

src/blackmisc/simulation/simulatedaircraftlist.h

@@ -117,10 +117,15 @@ namespace BlackMisc
             //! Number of aircraft with parts
             int countAircraftPartsSynchronized() const;
         };
+
+        //! Aircraft per callsign
+        using CSimulatedAircraftPerCallsign = QHash<Aviation::CCallsign, CSimulatedAircraft>;
+
     } //namespace
 } // namespace
 
 Q_DECLARE_METATYPE(BlackMisc::Simulation::CSimulatedAircraftList)
+Q_DECLARE_METATYPE(BlackMisc::Simulation::CSimulatedAircraftPerCallsign)
 Q_DECLARE_METATYPE(BlackMisc::CCollection<BlackMisc::Simulation::CSimulatedAircraft>)
 Q_DECLARE_METATYPE(BlackMisc::CSequence<BlackMisc::Simulation::CSimulatedAircraft>)