Handle case where there is only one complex item

src/MissionEditor/MissionEditor.qml

@@ -49,6 +49,7 @@ QGCView {
     property var    activeVehiclePosition:  _activeVehicle ? _activeVehicle.coordinate : QtPositioning.coordinate()
     property bool   _lightWidgetBorders:    editorMap.isSatelliteMap
     property bool   _addWaypointOnClick:    false
+    property bool   _singleComplexItem:     missionController.complexMissionItemNames.length == 1
 
     /// The controller which should be called for load/save, send to/from vehicle calls
     property var _syncDropDownController: missionController
@@ -77,6 +78,14 @@ QGCView {
         }
     }
 
+    function addComplexItem(complexItemName) {
+        var coordinate = editorMap.center
+        coordinate.latitude = coordinate.latitude.toFixed(_decimalPlaces)
+        coordinate.longitude = coordinate.longitude.toFixed(_decimalPlaces)
+        coordinate.altitude = coordinate.altitude.toFixed(_decimalPlaces)
+        var sequenceNumber = missionController.insertComplexMissionItem(complexItemName, coordinate, missionController.visualItems.count)
+    }
+
     property bool _firstMissionLoadComplete:    false
     property bool _firstFenceLoadComplete:      false
     property bool _firstRallyLoadComplete:      false
@@ -696,7 +705,7 @@ QGCView {
                         {
                             name:               "Pattern",
                             iconSource:         "/qmlimages/MapDrawShape.svg",
-                            dropPanelComponent: patternDropPanel
+                            dropPanelComponent: _singleComplexItem ? undefined : patternDropPanel
                         },
                         {
                             name:                   "Sync",
@@ -729,6 +738,11 @@ QGCView {
                         case 0:
                             _addWaypointOnClick = checked
                             break
+                        case 1:
+                            if (_singleComplexItem) {
+                                addComplexItem(missionController.complexMissionItemNames[0])
+                            }
+                            break
                         case 5:
                             editorMap.zoomLevel += 0.5
                             break
@@ -947,12 +961,7 @@ QGCView {
                     Layout.fillWidth:   true
 
                     onClicked: {
-                        var coordinate = editorMap.center
-                        coordinate.latitude = coordinate.latitude.toFixed(_decimalPlaces)
-                        coordinate.longitude = coordinate.longitude.toFixed(_decimalPlaces)
-                        coordinate.altitude = coordinate.altitude.toFixed(_decimalPlaces)
-                        var sequenceNumber = missionController.insertComplexMissionItem(modelData, coordinate, missionController.visualItems.count)
-                        setCurrentItem(sequenceNumber)
+                        addComplexItem(modelData)
                         dropPanel.hide()
                     }
                 }

src/MissionManager/MissionController.cc

@@ -52,6 +52,8 @@ MissionController::MissionController(QObject *parent)
     , _firstItemsFromVehicle(false)
     , _missionItemsRequested(false)
     , _queuedSend(false)
+    , _surveyMissionItemName(tr("Survey"))
+    , _fwLandingMissionItemName(tr("Fixed Wing Landing"))
 {
     _missionFlightStatus.maxTelemetryDistance = 0;
     _missionFlightStatus.totalDistance = 0;
@@ -63,10 +65,6 @@ MissionController::MissionController(QObject *parent)
     _missionFlightStatus.cruiseSpeed = 0;
     _missionFlightStatus.hoverSpeed = 0;
     _missionFlightStatus.gimbalYaw = 0;
-
-    _surveyMissionItemName = tr("Survey");
-    _fwLandingMissionItemName = tr("Fixed Wing Landing");
-    _complexMissionItemNames << _surveyMissionItemName << _fwLandingMissionItemName;
 }
 
 MissionController::~MissionController()
@@ -1290,6 +1288,8 @@ void MissionController::_activeVehicleSet(void)
 
     _activeVehicleHomePositionChanged(_activeVehicle->homePosition());
     _activeVehicleHomePositionAvailableChanged(_activeVehicle->homePositionAvailable());
+
+    emit complexMissionItemNamesChanged();
 }
 
 void MissionController::_activeVehicleHomePositionAvailableChanged(bool homePositionAvailable)
@@ -1573,3 +1573,15 @@ void MissionController::removeAllFromVehicle(void)
     _missionItemsRequested = true;
     _activeVehicle->missionManager()->removeAll();
 }
+
+QStringList MissionController::complexMissionItemNames(void) const
+{
+    QStringList complexItems;
+
+    complexItems.append(_surveyMissionItemName);
+    if (_activeVehicle->fixedWing()) {
+        complexItems.append(_fwLandingMissionItemName);
+    }
+
+    return complexItems;
+}

src/MissionManager/MissionController.h

@@ -52,7 +52,7 @@ public:
     Q_PROPERTY(QGeoCoordinate       plannedHomePosition     READ plannedHomePosition        NOTIFY plannedHomePositionChanged)
     Q_PROPERTY(QmlObjectListModel*  visualItems             READ visualItems                NOTIFY visualItemsChanged)
     Q_PROPERTY(QmlObjectListModel*  waypointLines           READ waypointLines              NOTIFY waypointLinesChanged)
-    Q_PROPERTY(QStringList          complexMissionItemNames MEMBER _complexMissionItemNames CONSTANT)
+    Q_PROPERTY(QStringList          complexMissionItemNames READ complexMissionItemNames    NOTIFY complexMissionItemNamesChanged)
 
     Q_PROPERTY(double               missionDistance         READ missionDistance            NOTIFY missionDistanceChanged)
     Q_PROPERTY(double               missionTime             READ missionTime                NOTIFY missionTimeChanged)
@@ -109,6 +109,7 @@ public:
     QGeoCoordinate      plannedHomePosition     (void);
     QmlObjectListModel* visualItems             (void) { return _visualItems; }
     QmlObjectListModel* waypointLines           (void) { return &_waypointLines; }
+    QStringList         complexMissionItemNames (void) const;
 
     double  missionDistance         (void) const { return _missionFlightStatus.totalDistance; }
     double  missionTime             (void) const { return _missionFlightStatus.totalTime; }
@@ -130,6 +131,7 @@ signals:
     void missionCruiseDistanceChanged(double missionCruiseDistance);
     void missionCruiseTimeChanged(void);
     void missionMaxTelemetryChanged(double missionMaxTelemetry);
+    void complexMissionItemNamesChanged(void);
 
 private slots:
     void _newMissionItemsAvailableFromVehicle(bool removeAllRequested);
@@ -187,7 +189,6 @@ private:
     MissionFlightStatus_t   _missionFlightStatus;
     QString                 _surveyMissionItemName;
     QString                 _fwLandingMissionItemName;
-    QStringList             _complexMissionItemNames;
 
     static const char*  _settingsGroup;