Keep track of firmware type during flash/connect

src/Settings/App.SettingsGroup.json

@@ -136,5 +136,11 @@
     "longDescription":  "Your personal access token for Esri maps",
     "type":             "string",
     "defaultValue":     ""
+},
+{
+    "name":             "DefaultFirmwareType",
+    "shortDescription": "Default firmware type for flashing",
+    "type":             "uint32",
+    "defaultValue":     12
 }
 ]

src/Settings/AppSettings.cc

@@ -33,6 +33,7 @@ const char* AppSettings::savePathName =                                 "SavePat
 const char* AppSettings::autoLoadMissionsName =                         "AutoLoadMissions";
 const char* AppSettings::mapboxTokenName =                              "MapboxToken";
 const char* AppSettings::esriTokenName =                                "EsriToken";
+const char* AppSettings::defaultFirmwareTypeName =                      "DefaultFirmwareType";
 
 const char* AppSettings::parameterFileExtension =   "params";
 const char* AppSettings::planFileExtension =        "plan";
@@ -67,6 +68,7 @@ AppSettings::AppSettings(QObject* parent)
     , _autoLoadMissionsFact(NULL)
     , _mapboxTokenFact(NULL)
     , _esriTokenFact(NULL)
+    , _defaultFirmwareTypeFact(NULL)
 {
     QQmlEngine::setObjectOwnership(this, QQmlEngine::CppOwnership);
     qmlRegisterUncreatableType<AppSettings>("QGroundControl.SettingsManager", 1, 0, "AppSettings", "Reference only");
@@ -343,3 +345,11 @@ MAV_TYPE AppSettings::offlineEditingVehicleTypeFromVehicleType(MAV_TYPE vehicleT
     }
 }
 
+Fact* AppSettings::defaultFirmwareType(void)
+{
+    if (!_defaultFirmwareTypeFact) {
+        _defaultFirmwareTypeFact = _createSettingsFact(defaultFirmwareTypeName);
+    }
+
+    return _defaultFirmwareTypeFact;
+}

src/Settings/AppSettings.h

@@ -37,6 +37,7 @@ public:
     Q_PROPERTY(Fact* autoLoadMissions                   READ autoLoadMissions                   CONSTANT)
     Q_PROPERTY(Fact* mapboxToken                        READ mapboxToken                        CONSTANT)
     Q_PROPERTY(Fact* esriToken                          READ esriToken                          CONSTANT)
+    Q_PROPERTY(Fact* defaultFirmwareType                READ defaultFirmwareType                CONSTANT)
 
     Q_PROPERTY(QString missionSavePath      READ missionSavePath    NOTIFY savePathsChanged)
     Q_PROPERTY(QString parameterSavePath    READ parameterSavePath  NOTIFY savePathsChanged)
@@ -67,6 +68,7 @@ public:
     Fact* autoLoadMissions                  (void);
     Fact* mapboxToken                       (void);
     Fact* esriToken                         (void);
+    Fact* defaultFirmwareType               (void);
 
     QString missionSavePath     (void);
     QString parameterSavePath   (void);
@@ -95,6 +97,7 @@ public:
     static const char* autoLoadMissionsName;
     static const char* mapboxTokenName;
     static const char* esriTokenName;
+    static const char* defaultFirmwareTypeName;
 
     // Application wide file extensions
     static const char* parameterFileExtension;
@@ -137,6 +140,7 @@ private:
     SettingsFact* _autoLoadMissionsFact;
     SettingsFact* _mapboxTokenFact;
     SettingsFact* _esriTokenFact;
+    SettingsFact* _defaultFirmwareTypeFact;
 };
 
 #endif

src/Vehicle/MultiVehicleManager.cc

@@ -124,6 +124,8 @@ void MultiVehicleManager::_vehicleHeartbeatInfo(LinkInterface* link, int vehicle
     // Send QGC heartbeat ASAP, this allows PX4 to start accepting commands
     _sendGCSHeartbeat();
 
+    qgcApp()->toolbox()->settingsManager()->appSettings()->defaultFirmwareType()->setRawValue(vehicleFirmwareType);
+
     emit vehicleAdded(vehicle);
 
     if (_vehicles.count() > 1) {

src/VehicleSetup/FirmwareUpgrade.qml

@@ -40,6 +40,12 @@ QGCView {
     readonly property string qgcUnplugText1:    qsTr("All %1 connections to vehicles must be ").arg(QGroundControl.appName) + highlightPrefix + " disconnected " + highlightSuffix + "prior to firmware upgrade."
     readonly property string qgcUnplugText2:    highlightPrefix + "<big>Please unplug your Pixhawk and/or Radio from USB.</big>" + highlightSuffix
 
+    readonly property int _defaultFimwareTypePX4:   12
+    readonly property int _defaultFimwareTypeAPM:   3
+
+    property var    _defaultFirmwareFact:   QGroundControl.settingsManager.appSettings.defaultFirmwareType
+    property bool   _defaultFirmwareIsPX4:  _defaultFirmwareFact.rawValue == _defaultFimwareTypePX4
+
     property string firmwareWarningMessage
     property bool   controllerCompleted:      false
     property bool   initialBoardSearch:       true
@@ -247,14 +253,24 @@ QGCView {
                     firmwareVersionCombo.currentIndex = 0
                 }
 
+                Component.onCompleted: {
+                    if (_defaultFirmwareIsPX4) {
+                        px4FlightStack.checked = true
+                    } else {
+                        apmFlightStack.checked = true
+                    }
+                }
+
                 QGCRadioButton {
                     id:             px4FlightStack
-                    checked:        true
                     exclusiveGroup: firmwareGroup
                     text:           qsTr("PX4 Flight Stack ")
                     visible:        !_singleFirmwareMode && !px4Flow
 
-                    onClicked: parent.firmwareVersionChanged(firmwareTypeList)
+                    onClicked: {
+                        _defaultFirmwareFact.rawValue = _defaultFimwareTypePX4
+                        parent.firmwareVersionChanged(firmwareTypeList)
+                    }
                 }
 
                 QGCRadioButton {
@@ -263,7 +279,10 @@ QGCView {
                     text:           qsTr("ArduPilot Flight Stack")
                     visible:        !_singleFirmwareMode && !px4Flow
 
-                    onClicked: parent.firmwareVersionChanged(firmwareTypeList)
+                    onClicked: {
+                        _defaultFirmwareFact.rawValue = _defaultFimwareTypeAPM
+                        parent.firmwareVersionChanged(firmwareTypeList)
+                    }
                 }
 
                 QGCComboBox {