diff options
| -rw-r--r-- | src/bluetooth/qbluetoothdevicediscoveryagent_android.cpp | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/src/bluetooth/qbluetoothdevicediscoveryagent_android.cpp b/src/bluetooth/qbluetoothdevicediscoveryagent_android.cpp index ce3b8f10..07426f1f 100644 --- a/src/bluetooth/qbluetoothdevicediscoveryagent_android.cpp +++ b/src/bluetooth/qbluetoothdevicediscoveryagent_android.cpp @@ -185,6 +185,44 @@ void QBluetoothDeviceDiscoveryAgentPrivate::start(QBluetoothDeviceDiscoveryAgent qCWarning(QT_BT_ANDROID) << "ACCESS_COARSE|FINE_LOCATION permission available"; } + // Double check Location service is turned on + bool locationTurnedOn = true; // backwards compatible behavior to previous Qt versions + const QAndroidJniObject locString = QAndroidJniObject::getStaticObjectField( + "android/content/Context", "LOCATION_SERVICE", "Ljava/lang/String;"); + const QAndroidJniObject locService = QtAndroid::androidContext().callObjectMethod( + "getSystemService", + "(Ljava/lang/String;)Ljava/lang/Object;", + locString.object<jstring>()); + + if (locService.isValid()) { + if (QtAndroid::androidSdkVersion() >= 28) { + locationTurnedOn = bool(locService.callMethod<jboolean>("isLocationEnabled")); + } else { + // try GPS and network provider + QAndroidJniObject provider = QAndroidJniObject::getStaticObjectField( + "android/location/LocationManager", "GPS_PROVIDER", "Ljava/lang/String;"); + bool gpsTurnedOn = bool(locService.callMethod<jboolean>("isProviderEnabled", + "(Ljava/lang/String;)Z", provider.object<jstring>())); + + provider = QAndroidJniObject::getStaticObjectField( + "android/location/LocationManager", "NETWORK_PROVIDER", "Ljava/lang/String;"); + bool providerTurnedOn = bool(locService.callMethod<jboolean>("isProviderEnabled", + "(Ljava/lang/String;)Z", provider.object<jstring>())); + + locationTurnedOn = gpsTurnedOn || providerTurnedOn; + } + } + + if (!locationTurnedOn) { + qCWarning(QT_BT_ANDROID) << "Search not possible due to turned off Location service"; + lastError = QBluetoothDeviceDiscoveryAgent::UnknownError; + errorString = QBluetoothDeviceDiscoveryAgent::tr("Location service turned off. Search is not possible."); + emit q->error(lastError); + return; + } + + qCDebug(QT_BT_ANDROID) << "Location turned on"; + // install Java BroadcastReceiver if (!receiver) { // SDP based device discovery |