Allow custom build to disable guided actions on no RC

src/FlightDisplay/GuidedActionsController.qml

@@ -93,25 +93,26 @@ Item {
     readonly property int actionVtolTransitionToFwdFlight:  20
     readonly property int actionVtolTransitionToMRFlight:   21
 
-    property bool showEmergenyStop:     !_hideEmergenyStop && _activeVehicle && _vehicleArmed && _vehicleFlying
-    property bool showArm:              _activeVehicle && !_vehicleArmed
-    property bool showDisarm:           _activeVehicle && _vehicleArmed && !_vehicleFlying
-    property bool showRTL:              _activeVehicle && _vehicleArmed && _activeVehicle.guidedModeSupported && _vehicleFlying && !_vehicleInRTLMode
-    property bool showTakeoff:          _activeVehicle && _activeVehicle.takeoffVehicleSupported && !_vehicleFlying
-    property bool showLand:             _activeVehicle && _activeVehicle.guidedModeSupported && _vehicleArmed && !_activeVehicle.fixedWing && !_vehicleInLandMode
-    property bool showStartMission:     _activeVehicle && _missionAvailable && !_missionActive && !_vehicleFlying
-    property bool showContinueMission:  _activeVehicle && _missionAvailable && !_missionActive && _vehicleFlying && (_currentMissionIndex < missionController.visualItems.count - 1)
-    property bool showPause:            _activeVehicle && _vehicleArmed && _activeVehicle.pauseVehicleSupported && _vehicleFlying && !_vehiclePaused
-    property bool showChangeAlt:        (_activeVehicle && _vehicleFlying) && _activeVehicle.guidedModeSupported && _vehicleArmed && !_missionActive
-    property bool showOrbit:            !_hideOrbit && _activeVehicle && _vehicleFlying && _activeVehicle.orbitModeSupported && _vehicleArmed && !_missionActive
-    property bool showLandAbort:        _activeVehicle && _vehicleFlying && _activeVehicle.fixedWing && _vehicleLanding
-    property bool showGotoLocation:     _activeVehicle && _vehicleFlying
+    property bool showEmergenyStop:     _guidedActionsEnabled && !_hideEmergenyStop && _vehicleArmed && _vehicleFlying
+    property bool showArm:              _guidedActionsEnabled && !_vehicleArmed
+    property bool showDisarm:           _guidedActionsEnabled && _vehicleArmed && !_vehicleFlying
+    property bool showRTL:              _guidedActionsEnabled && _vehicleArmed && _activeVehicle.guidedModeSupported && _vehicleFlying && !_vehicleInRTLMode
+    property bool showTakeoff:          _guidedActionsEnabled && _activeVehicle.takeoffVehicleSupported && !_vehicleFlying
+    property bool showLand:             _guidedActionsEnabled && _activeVehicle.guidedModeSupported && _vehicleArmed && !_activeVehicle.fixedWing && !_vehicleInLandMode
+    property bool showStartMission:     _guidedActionsEnabled && _missionAvailable && !_missionActive && !_vehicleFlying
+    property bool showContinueMission:  _guidedActionsEnabled && _missionAvailable && !_missionActive && _vehicleFlying && (_currentMissionIndex < missionController.visualItems.count - 1)
+    property bool showPause:            _guidedActionsEnabled && _vehicleArmed && _activeVehicle.pauseVehicleSupported && _vehicleFlying && !_vehiclePaused
+    property bool showChangeAlt:        _guidedActionsEnabled && _vehicleFlying && _activeVehicle.guidedModeSupported && _vehicleArmed && !_missionActive
+    property bool showOrbit:            _guidedActionsEnabled && !_hideOrbit && _vehicleFlying && _activeVehicle.orbitModeSupported && _vehicleArmed && !_missionActive
+    property bool showLandAbort:        _guidedActionsEnabled && _vehicleFlying && _activeVehicle.fixedWing && _vehicleLanding
+    property bool showGotoLocation:     _guidedActionsEnabled && _vehicleFlying
 
     // Note: The 'missionController.visualItems.count - 3' is a hack to not trigger resume mission when a mission ends with an RTL item
     property bool showResumeMission:    _activeVehicle && !_vehicleArmed && _vehicleWasFlying && _missionAvailable && _resumeMissionIndex > 0 && (_resumeMissionIndex < missionController.visualItems.count - 3)
 
     property bool guidedUIVisible:      guidedActionConfirm.visible || guidedActionList.visible
 
+    property bool   _guidedActionsEnabled:  (QGroundControl.corePlugin.options.guidedActionsRequireRCRSSI && _activeVehicle) ? _rcRSSIAvailable : _activeVehicle
     property var    _activeVehicle:         QGroundControl.multiVehicleManager.activeVehicle
     property string _flightMode:            _activeVehicle ? _activeVehicle.flightMode : ""
     property bool   _missionAvailable:      missionController.containsItems
@@ -128,6 +129,7 @@ Item {
     property bool   _hideEmergenyStop:      !QGroundControl.corePlugin.options.guidedBarShowEmergencyStop
     property bool   _hideOrbit:             !QGroundControl.corePlugin.options.guidedBarShowOrbit
     property bool   _vehicleWasFlying:      false
+    property bool   _rcRSSIAvailable:       _activeVehicle ? _activeVehicle.rcRSSI > 0 && _activeVehicle.rcRSSI < 255 : false
 
     /*
     //Handy code for debugging state problems
@@ -193,7 +195,7 @@ Item {
         _actionData = actionData
         switch (actionCode) {
         case actionArm:
-            if (_vehicleFlying) {
+            if (_vehicleFlying || !_guidedActionsEnabled) {
                 return
             }
             confirmDialog.title = armTitle

src/api/QGCCorePlugin.h

@@ -21,8 +21,6 @@
 ///     @brief Core Plugin Interface for QGroundControl
 ///     @author Gus Grubba <mavlink@grubba.com>
 
-// Work In Progress
-
 class QGCApplication;
 class QGCOptions;
 class QGCSettings;
@@ -33,6 +31,7 @@ class QQmlApplicationEngine;
 class Vehicle;
 class LinkInterface;
 class QmlObjectListModel;
+
 class QGCCorePlugin : public QGCTool
 {
     Q_OBJECT

src/api/QGCOptions.h

@@ -46,6 +46,7 @@ public:
     Q_PROPERTY(bool                     showOfflineMapImport            READ showOfflineMapImport           NOTIFY showOfflineMapImportChanged)
     Q_PROPERTY(bool                     useMobileFileDialog             READ useMobileFileDialog            CONSTANT)
     Q_PROPERTY(bool                     showMissionStatus               READ showMissionStatus              CONSTANT)
+    Q_PROPERTY(bool                     guidedActionsRequireRCRSSI      READ guidedActionsRequireRCRSSI     CONSTANT)
 
     /// Should QGC hide its settings menu and colapse it into one single menu (Settings and Vehicle Setup)?
     /// @return true if QGC should consolidate both menus into one.
@@ -82,6 +83,7 @@ public:
     virtual bool    guidedBarShowOrbit              () const { return true; }
     virtual bool    missionWaypointsOnly            () const { return false; }  ///< true: Only allow waypoints and complex items in Plan
     virtual bool    multiVehicleEnabled             () const { return true; }   ///< false: multi vehicle support is disabled
+    virtual bool    guidedActionsRequireRCRSSI      () const { return false; }  ///< true: Guided actions will be disabled is there is no RC RSSI
 
 #if defined(__mobile__)
     virtual bool    showOfflineMapExport            () const { return false; }