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// Copyright (C) 2019 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
// Qt-Security score:significant
#include <private/qqmlengine_p.h>
#include <private/qqmlextensionplugin_p.h>
#include <private/qqmltypeloaderthread_p.h>
#if QT_CONFIG(qml_network)
#include <private/qqmltypeloadernetworkreplyproxy_p.h>
#endif
QT_BEGIN_NAMESPACE
QQmlTypeLoaderThread::QQmlTypeLoaderThread(QQmlTypeLoader *loader)
: m_loader(loader)
{
}
QQmlTypeLoaderThread::~QQmlTypeLoaderThread()
{
// The thread has to be shutdown() first.
#if QT_CONFIG(qml_type_loader_thread)
Q_ASSERT(!thread()->isRunning());
#endif
// Discard all remaining messages.
// We don't need the lock anymore because the thread is dead.
discardMessages();
}
#if QT_CONFIG(qml_network)
QNetworkAccessManager *QQmlTypeLoaderThread::networkAccessManager() const
{
Q_ASSERT(isThisThread());
if (!m_networkAccessManager) {
m_networkAccessManager = m_loader->createNetworkAccessManager(nullptr);
QObject::connect(thread(), &QThread::finished, m_networkAccessManager,
[this]() { std::exchange(m_networkAccessManager, nullptr)->deleteLater(); });
m_networkReplyProxy = new QQmlTypeLoaderNetworkReplyProxy(m_loader, threadObject());
QObject::connect(thread(), &QThread::finished, m_networkReplyProxy,
[this]() { std::exchange(m_networkReplyProxy, nullptr)->deleteLater(); });
}
return m_networkAccessManager;
}
QQmlTypeLoaderNetworkReplyProxy *QQmlTypeLoaderThread::networkReplyProxy() const
{
Q_ASSERT(isThisThread());
Q_ASSERT(m_networkReplyProxy); // Must call networkAccessManager() first
return m_networkReplyProxy;
}
#endif // qml_network
void QQmlTypeLoaderThread::load(const QQmlDataBlob::Ptr &b)
{
callMethodInThread(&This::loadThread, b);
}
void QQmlTypeLoaderThread::loadAsync(const QQmlDataBlob::Ptr &b)
{
postMethodToThread(&This::loadThread, b);
}
void QQmlTypeLoaderThread::loadWithStaticData(const QQmlDataBlob::Ptr &b, const QByteArray &d)
{
callMethodInThread(&This::loadWithStaticDataThread, b, d);
}
void QQmlTypeLoaderThread::loadWithStaticDataAsync(const QQmlDataBlob::Ptr &b, const QByteArray &d)
{
postMethodToThread(&This::loadWithStaticDataThread, b, d);
}
void QQmlTypeLoaderThread::loadWithCachedUnit(const QQmlDataBlob::Ptr &b, const QQmlPrivate::CachedQmlUnit *unit)
{
callMethodInThread(&This::loadWithCachedUnitThread, b, unit);
}
void QQmlTypeLoaderThread::loadWithCachedUnitAsync(const QQmlDataBlob::Ptr &b, const QQmlPrivate::CachedQmlUnit *unit)
{
postMethodToThread(&This::loadWithCachedUnitThread, b, unit);
}
void QQmlTypeLoaderThread::callCompleted(const QQmlDataBlob::Ptr &b)
{
postMethodToMain(&This::callCompletedMain, b);
}
void QQmlTypeLoaderThread::callDownloadProgressChanged(const QQmlDataBlob::Ptr &b, qreal p)
{
postMethodToMain(&This::callDownloadProgressChangedMain, b, p);
}
void QQmlTypeLoaderThread::initializeEngine(QQmlExtensionInterface *iface,
const char *uri)
{
callMethodInMain(&This::initializeExtensionMain, iface, uri);
}
void QQmlTypeLoaderThread::initializeEngine(QQmlEngineExtensionInterface *iface,
const char *uri)
{
callMethodInMain(&This::initializeEngineExtensionMain, iface, uri);
}
void QQmlTypeLoaderThread::drop(const QQmlDataBlob::Ptr &b)
{
postMethodToThread(&This::dropThread, b);
}
void QQmlTypeLoaderThread::loadThread(const QQmlDataBlob::Ptr &b)
{
m_loader->loadThread(b);
}
void QQmlTypeLoaderThread::loadWithStaticDataThread(const QQmlDataBlob::Ptr &b, const QByteArray &d)
{
m_loader->loadWithStaticDataThread(b, d);
}
void QQmlTypeLoaderThread::loadWithCachedUnitThread(const QQmlDataBlob::Ptr &b, const QQmlPrivate::CachedQmlUnit *unit)
{
m_loader->loadWithCachedUnitThread(b, unit);
}
void QQmlTypeLoaderThread::callCompletedMain(const QQmlDataBlob::Ptr &b)
{
#ifdef DATABLOB_DEBUG
qWarning("QQmlTypeLoaderThread: %s completed() callback", qPrintable(b->urlString()));
#endif
b->completed();
}
void QQmlTypeLoaderThread::callDownloadProgressChangedMain(const QQmlDataBlob::Ptr &b, qreal p)
{
#ifdef DATABLOB_DEBUG
qWarning("QQmlTypeLoaderThread: %s downloadProgressChanged(%f) callback",
qPrintable(b->urlString()), p);
#endif
b->downloadProgressChanged(p);
}
void QQmlTypeLoaderThread::initializeExtensionMain(QQmlExtensionInterface *iface,
const char *uri)
{
// We can use m_engine because we're on the engine thread.
QQmlEngine *engine = m_loader->engine()->qmlEngine();
Q_ASSERT(engine && engine->thread() == QThread::currentThread());
iface->initializeEngine(engine, uri);
}
void QQmlTypeLoaderThread::initializeEngineExtensionMain(QQmlEngineExtensionInterface *iface,
const char *uri)
{
// We can use m_engine because we're on the engine thread.
QQmlEngine *engine = m_loader->engine()->qmlEngine();
Q_ASSERT(engine && engine->thread() == QThread::currentThread());
iface->initializeEngine(engine, uri);
}
void QQmlTypeLoaderThread::dropThread(const QQmlDataBlob::Ptr &b)
{
// Simply drop the reference to b
Q_UNUSED(b);
}
QT_END_NAMESPACE