void LocalDeviceBroadcastReceiver::onReceive(JNIEnv *env, jobject context, jobject intent)
{
Q_UNUSED(context);
Q_UNUSED(env);
QAndroidJniObject intentObject(intent);
const QString action = intentObject.callObjectMethod("getAction", "()Ljava/lang/String;").toString();
qCDebug(QT_BT_ANDROID) << QStringLiteral("LocalDeviceBroadcastReceiver::onReceive() - event: %1").arg(action);
if (action == valueForStaticField(JavaNames::BluetoothAdapter,
JavaNames::ActionScanModeChanged).toString()) {
const QAndroidJniObject extrasBundle =
intentObject.callObjectMethod("getExtras","()Landroid/os/Bundle;");
const QAndroidJniObject keyExtra = valueForStaticField(JavaNames::BluetoothAdapter,
JavaNames::ExtraScanMode);
int extra = extrasBundle.callMethod<jint>("getInt",
"(Ljava/lang/String;)I",
keyExtra.object<jstring>());
if (previousScanMode != extra) {
previousScanMode = extra;
if (extra == hostModePreset[0])
emit hostModeStateChanged(QBluetoothLocalDevice::HostPoweredOff);
else if (extra == hostModePreset[1])
emit hostModeStateChanged(QBluetoothLocalDevice::HostConnectable);
else if (extra == hostModePreset[2])
emit hostModeStateChanged(QBluetoothLocalDevice::HostDiscoverable);
else
qCWarning(QT_BT_ANDROID) << "Unknown Host State";
}
} else if (action == valueForStaticField(JavaNames::BluetoothDevice,
JavaNames::ActionBondStateChanged).toString()) {
//get BluetoothDevice
QAndroidJniObject keyExtra = valueForStaticField(JavaNames::BluetoothDevice,
JavaNames::ExtraDevice);
const QAndroidJniObject bluetoothDevice =
intentObject.callObjectMethod("getParcelableExtra",
"(Ljava/lang/String;)Landroid/os/Parcelable;",
keyExtra.object<jstring>());
//get new bond state
keyExtra = valueForStaticField(JavaNames::BluetoothDevice, JavaNames::ExtraBondState);
const QAndroidJniObject extrasBundle =
intentObject.callObjectMethod("getExtras","()Landroid/os/Bundle;");
int bondState = extrasBundle.callMethod<jint>("getInt",
"(Ljava/lang/String;)I",
keyExtra.object<jstring>());
QBluetoothAddress address(bluetoothDevice.callObjectMethod<jstring>("getAddress").toString());
if (address.isNull())
return;
if (bondState == bondingModePreset[0])
emit pairingStateChanged(address, QBluetoothLocalDevice::Unpaired);
else if (bondState == bondingModePreset[1])
; //we ignore this as Qt doesn't have equivalent API value
else if (bondState == bondingModePreset[2])
emit pairingStateChanged(address, QBluetoothLocalDevice::Paired);
else
qCWarning(QT_BT_ANDROID) << "Unknown BOND_STATE_CHANGED value:" << bondState;
} else if (action == valueForStaticField(JavaNames::BluetoothDevice,
JavaNames::ActionAclConnected).toString() ||
action == valueForStaticField(JavaNames::BluetoothDevice,
JavaNames::ActionAclDisconnected).toString()) {
const QString connectEvent = valueForStaticField(JavaNames::BluetoothDevice,
JavaNames::ActionAclConnected).toString();
const bool isConnectEvent =
action == connectEvent ? true : false;
//get BluetoothDevice
const QAndroidJniObject keyExtra = valueForStaticField(JavaNames::BluetoothDevice,
JavaNames::ExtraDevice);
QAndroidJniObject bluetoothDevice =
intentObject.callObjectMethod("getParcelableExtra",
"(Ljava/lang/String;)Landroid/os/Parcelable;",
keyExtra.object<jstring>());
QBluetoothAddress address(bluetoothDevice.callObjectMethod<jstring>("getAddress").toString());
if (address.isNull())
return;
emit connectDeviceChanges(address, isConnectEvent);
} else if (action == valueForStaticField(JavaNames::BluetoothDevice,
JavaNames::ActionPairingRequest).toString()) {
QAndroidJniObject keyExtra = valueForStaticField(JavaNames::BluetoothDevice,
JavaNames::ExtraPairingVariant);
int variant = intentObject.callMethod<jint>("getIntExtra",
"(Ljava/lang/String;I)I",
keyExtra.object<jstring>(),
-1);
int key = -1;
switch (variant) {
case -1: //ignore -> no pairing variant set
return;
case 2: //BluetoothDevice.PAIRING_VARIANT_PASSKEY_CONFIRMATION
{
keyExtra = valueForStaticField(JavaNames::BluetoothDevice,
JavaNames::ExtraPairingKey);
key = intentObject.callMethod<jint>("getIntExtra",
"(Ljava/lang/String;I)I",
keyExtra.object<jstring>(),
-1);
if (key == -1)
return;
keyExtra = valueForStaticField(JavaNames::BluetoothDevice, JavaNames::ExtraDevice);
QAndroidJniObject bluetoothDevice =
intentObject.callObjectMethod("getParcelableExtra",
"(Ljava/lang/String;)Landroid/os/Parcelable;",
keyExtra.object<jstring>());
//we need to keep a reference around in case the user confirms later on
pairingDevice = bluetoothDevice;
QBluetoothAddress address(bluetoothDevice.callObjectMethod<jstring>("getAddress").toString());
//User has choice to confirm or not. If no confirmation is happening
//the OS default pairing dialog can be used or timeout occurs.
emit pairingDisplayConfirmation(address, QString::number(key));
break;
}
default:
qCWarning(QT_BT_ANDROID) << "Unknown pairing variant: " << variant;
return;
}
}
}
void DeviceDiscoveryBroadcastReceiver::onReceive(JNIEnv *env, jobject context, jobject intent)
{
Q_UNUSED(context);
Q_UNUSED(env);
QAndroidJniObject intentObject(intent);
const QString action = intentObject.callObjectMethod("getAction", "()Ljava/lang/String;").toString();
qCDebug(QT_BT_ANDROID) << "DeviceDiscoveryBroadcastReceiver::onReceive() - event:" << action;
if (action == valueForStaticField(JavaNames::BluetoothAdapter,
JavaNames::ActionDiscoveryFinished).toString()) {
emit finished();
} else if (action == valueForStaticField(JavaNames::BluetoothAdapter,
JavaNames::ActionDiscoveryStarted).toString()) {
} else if (action == valueForStaticField(JavaNames::BluetoothDevice,
JavaNames::ActionFound).toString()) {
//get BluetoothDevice
QAndroidJniObject keyExtra = valueForStaticField(JavaNames::BluetoothDevice,
JavaNames::ExtraDevice);
const QAndroidJniObject bluetoothDevice =
intentObject.callObjectMethod("getParcelableExtra",
"(Ljava/lang/String;)Landroid/os/Parcelable;",
keyExtra.object<jstring>());
if (!bluetoothDevice.isValid())
return;
const QString deviceName = bluetoothDevice.callObjectMethod<jstring>("getName").toString();
const QBluetoothAddress deviceAddress(bluetoothDevice.callObjectMethod<jstring>("getAddress").toString());
keyExtra = valueForStaticField(JavaNames::BluetoothDevice,
JavaNames::ExtraRssi);
int rssi = intentObject.callMethod<jshort>("getShortExtra",
"(Ljava/lang/String;S)S",
keyExtra.object<jstring>(),
0);
const QAndroidJniObject bluetoothClass = bluetoothDevice.callObjectMethod("getBluetoothClass",
"()Landroid/bluetooth/BluetoothClass;");
if (!bluetoothClass.isValid())
return;
int classType = bluetoothClass.callMethod<jint>("getDeviceClass");
static QList<qint32> services;
if (services.count() == 0)
services << QBluetoothDeviceInfo::PositioningService
<< QBluetoothDeviceInfo::NetworkingService
<< QBluetoothDeviceInfo::RenderingService
<< QBluetoothDeviceInfo::CapturingService
<< QBluetoothDeviceInfo::ObjectTransferService
<< QBluetoothDeviceInfo::AudioService
<< QBluetoothDeviceInfo::TelephonyService
<< QBluetoothDeviceInfo::InformationService;
//Matching BluetoothClass.Service values
qint32 result = 0;
qint32 current = 0;
for (int i = 0; i < services.count(); i++) {
current = services.at(i);
int id = (current << 16);
if (bluetoothClass.callMethod<jboolean>("hasService", "(I)Z", id))
result |= current;
}
result = result << 13;
classType |= result;
QBluetoothDeviceInfo info(deviceAddress, deviceName, classType);
info.setRssi(rssi);
emit deviceDiscovered(info);
}
}
