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// Copyright (C) 2021 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 "androidconnectivitymanager.h"
#include <QtCore/qcoreapplication.h>
#include <QtCore/qjnienvironment.h>
QT_BEGIN_NAMESPACE
using namespace QNativeInterface;
struct AndroidConnectivityManagerInstance
{
AndroidConnectivityManagerInstance() : connManager(new AndroidConnectivityManager) { }
std::unique_ptr<AndroidConnectivityManager> connManager = nullptr;
};
Q_GLOBAL_STATIC(AndroidConnectivityManagerInstance, androidConnManagerInstance)
static const char networkInformationClass[] =
"org/qtproject/qt/android/networkinformation/QtAndroidNetworkInformation";
Q_DECLARE_JNI_TYPE(AndroidConnectivity,
"Lorg/qtproject/qt/android/networkinformation/QtAndroidNetworkInformation$AndroidConnectivity;");
static void networkConnectivityChanged(JNIEnv *env, jobject obj,
QtJniTypes::AndroidConnectivity enumValue)
{
Q_UNUSED(env);
Q_UNUSED(obj);
const jint value = QJniObject(enumValue).callMethod<jint>("ordinal");
const auto connectivity = static_cast<AndroidConnectivityManager::AndroidConnectivity>(value);
Q_EMIT androidConnManagerInstance->connManager->connectivityChanged(connectivity);
}
Q_DECLARE_JNI_NATIVE_METHOD(networkConnectivityChanged)
static void genericInfoChanged(JNIEnv *env, jobject obj, jboolean captivePortal, jboolean metered)
{
Q_UNUSED(env);
Q_UNUSED(obj);
Q_EMIT androidConnManagerInstance->connManager->captivePortalChanged(captivePortal);
Q_EMIT androidConnManagerInstance->connManager->meteredChanged(metered);
}
Q_DECLARE_JNI_NATIVE_METHOD(genericInfoChanged)
Q_DECLARE_JNI_TYPE(Transport,
"Lorg/qtproject/qt/android/networkinformation/QtAndroidNetworkInformation$Transport;");
static void transportMediumChanged(JNIEnv *env, jobject obj, QtJniTypes::Transport enumValue)
{
Q_UNUSED(env);
Q_UNUSED(obj);
const jint value = QJniObject(enumValue).callMethod<jint>("ordinal");
const auto transport = static_cast<AndroidConnectivityManager::AndroidTransport>(value);
emit androidConnManagerInstance->connManager->transportMediumChanged(transport);
}
Q_DECLARE_JNI_NATIVE_METHOD(transportMediumChanged)
Q_DECLARE_JNI_TYPE(ConnectivityManager, "Landroid/net/ConnectivityManager;")
AndroidConnectivityManager::AndroidConnectivityManager()
{
if (!registerNatives())
return;
m_connectivityManager = QJniObject::callStaticObjectMethod<QtJniTypes::ConnectivityManager>(
networkInformationClass, "getConnectivityManager", QAndroidApplication::context());
if (!m_connectivityManager.isValid())
return;
QJniObject::callStaticMethod<void>(networkInformationClass, "registerReceiver",
QAndroidApplication::context());
}
AndroidConnectivityManager *AndroidConnectivityManager::getInstance()
{
if (!androidConnManagerInstance())
return nullptr;
return androidConnManagerInstance->connManager->isValid()
? androidConnManagerInstance->connManager.get()
: nullptr;
}
AndroidConnectivityManager::~AndroidConnectivityManager()
{
QJniObject::callStaticMethod<void>(networkInformationClass, "unregisterReceiver",
QAndroidApplication::context());
}
bool AndroidConnectivityManager::registerNatives()
{
static bool registered = []() {
QJniEnvironment env;
return env.registerNativeMethods(networkInformationClass, {
Q_JNI_NATIVE_METHOD(networkConnectivityChanged),
Q_JNI_NATIVE_METHOD(genericInfoChanged),
Q_JNI_NATIVE_METHOD(transportMediumChanged),
});
}();
return registered;
}
QT_END_NAMESPACE
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