Revision control
++ // Copyright (C) 2016 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
++
++ #include <QtCore/QLoggingCategory>
++ #include <QtCore/qrandom.h>
++ #include "localdevicebroadcastreceiver_p.h"
++ #include "android/jni_android_p.h"
++
++ QT_BEGIN_NAMESPACE
++
++ Q_DECLARE_LOGGING_CATEGORY(QT_BT_ANDROID)
++
++ const char *scanModes[] = {"SCAN_MODE_NONE", "SCAN_MODE_CONNECTABLE", "SCAN_MODE_CONNECTABLE_DISCOVERABLE"};
++ const char *bondModes[] = {"BOND_NONE", "BOND_BONDING", "BOND_BONDED"};
++
++ LocalDeviceBroadcastReceiver::LocalDeviceBroadcastReceiver(QObject *parent) :
++ AndroidBroadcastReceiver(parent), previousScanMode(0)
++ {
++ addAction(QJniObject::fromString(
++ valueForStaticField<QtJniTypes::BluetoothDevice, JavaNames::ActionBondStateChanged>()));
++ addAction(QJniObject::fromString(
++ valueForStaticField<QtJniTypes::BluetoothAdapter, JavaNames::ActionScanModeChanged>()));
++ addAction(QJniObject::fromString(
++ valueForStaticField<QtJniTypes::BluetoothDevice, JavaNames::ActionAclConnected>()));
++ addAction(QJniObject::fromString(
++ valueForStaticField<QtJniTypes::BluetoothDevice, JavaNames::ActionAclDisconnected>()));
++
++ //cache integer values for host & bonding mode
++ //don't use the java fields directly but refer to them by name
++ for (uint i = 0; i < (sizeof(hostModePreset)/sizeof(hostModePreset[0])); i++) {
++ hostModePreset[i] = QJniObject::getStaticField<jint>(
++ QtJniTypes::Traits<QtJniTypes::BluetoothAdapter>::className(),
++ scanModes[i]);
++ }
++
++ for (uint i = 0; i < (sizeof(bondingModePreset)/sizeof(bondingModePreset[0])); i++) {
++ bondingModePreset[i] = QJniObject::getStaticField<jint>(
++ QtJniTypes::Traits<QtJniTypes::BluetoothDevice>::className(),
++ bondModes[i]);
++ }
++ }
++
++ void LocalDeviceBroadcastReceiver::onReceive(JNIEnv *env, jobject context, jobject intent)
++ {
++ Q_UNUSED(context);
++ Q_UNUSED(env);
++
++ QJniObject intentObject(intent);
++ const QString action = intentObject.callMethod<jstring>("getAction").toString();
++ qCDebug(QT_BT_ANDROID) << QStringLiteral("LocalDeviceBroadcastReceiver::onReceive() - event: %1").arg(action);
++
++ if (action == valueForStaticField<QtJniTypes::BluetoothAdapter,
++ JavaNames::ActionScanModeChanged>()) {
++
++ const QJniObject extrasBundle =
++ intentObject.callMethod<QtJniTypes::Bundle>("getExtras");
++ const QJniObject keyExtra =
++ QJniObject::fromString(valueForStaticField<QtJniTypes::BluetoothAdapter,
++ JavaNames::ExtraScanMode>());
++
++ int extra = extrasBundle.callMethod<jint>("getInt", 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<QtJniTypes::BluetoothDevice,
++ JavaNames::ActionBondStateChanged>()) {
++ //get BluetoothDevice
++ QJniObject keyExtra = QJniObject::fromString(
++ valueForStaticField<QtJniTypes::BluetoothDevice,
++ JavaNames::ExtraDevice>());
++ const QJniObject bluetoothDevice =
++ intentObject.callMethod<QtJniTypes::Parcelable>("getParcelableExtra",
++ keyExtra.object<jstring>());
++
++ //get new bond state
++ keyExtra = QJniObject::fromString(valueForStaticField<QtJniTypes::BluetoothDevice,
++ JavaNames::ExtraBondState>());
++ const QJniObject extrasBundle =
++ intentObject.callMethod<QtJniTypes::Bundle>("getExtras");
++ int bondState = extrasBundle.callMethod<jint>("getInt", keyExtra.object<jstring>());
++
++ QBluetoothAddress address(bluetoothDevice.callMethod<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<QtJniTypes::BluetoothDevice,
++ JavaNames::ActionAclConnected>() ||
++ action == valueForStaticField<QtJniTypes::BluetoothDevice,
++ JavaNames::ActionAclDisconnected>()) {
++
++ const QString connectEvent = valueForStaticField<QtJniTypes::BluetoothDevice,
++ JavaNames::ActionAclConnected>();
++ const bool isConnectEvent =
++ action == connectEvent ? true : false;
++
++ //get BluetoothDevice
++ const QJniObject keyExtra =
++ QJniObject::fromString(valueForStaticField<QtJniTypes::BluetoothDevice,
++ JavaNames::ExtraDevice>());
++ QJniObject bluetoothDevice =
++ intentObject.callMethod<QtJniTypes::Parcelable>("getParcelableExtra",
++ keyExtra.object<jstring>());
++
++ QBluetoothAddress address(bluetoothDevice.callMethod<jstring>("getAddress").toString());
++ if (address.isNull())
++ return;
++
++ emit connectDeviceChanges(address, isConnectEvent);
++ }
++ }
++
++ QT_END_NAMESPACE