////  Created by Bradley Austin Davis on 2015-12-15//  Copyright 2015 High Fidelity, Inc.////  Distributed under the Apache License, Version 2.0.//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html// #include "QmlWebWindowClass.h" #include <QtCore/QThread> #include <QtScript/QScriptContext>#include <QtScript/QScriptEngine> #include "OffscreenUi.h" static const char* const URL_PROPERTY = "source"; // Method called by Qt scripts to create a new web window in the overlayQScriptValue QmlWebWindowClass::constructor(QScriptContext* context, QScriptEngine* engine) {    auto properties = parseArguments(context);    QmlWebWindowClass* retVal { nullptr };    auto offscreenUi = DependencyManager::get<OffscreenUi>();    offscreenUi->executeOnUiThread([&] {        retVal = new QmlWebWindowClass();        retVal->initQml(properties);    }, true);    Q_ASSERT(retVal);    connect(engine, &QScriptEngine::destroyed, retVal, &QmlWindowClass::deleteLater);    return engine->newQObject(retVal);} void QmlWebWindowClass::emitScriptEvent(const QVariant& scriptMessage) {    if (QThread::currentThread() != thread()) {        QMetaObject::invokeMethod(this, "emitScriptEvent", Qt::QueuedConnection, Q_ARG(QVariant, scriptMessage));    } else {        emit scriptEventReceived(scriptMessage);    }} void QmlWebWindowClass::emitWebEvent(const QVariant& webMessage) {    if (QThread::currentThread() != thread()) {        QMetaObject::invokeMethod(this, "emitWebEvent", Qt::QueuedConnection, Q_ARG(QVariant, webMessage));    } else {        emit webEventReceived(webMessage);    }} QString QmlWebWindowClass::getURL() const {    QVariant result = DependencyManager::get<OffscreenUi>()->returnFromUiThread([&]()->QVariant {        if (_qmlWindow.isNull()) {            return QVariant();        }        return _qmlWindow->property(URL_PROPERTY);    });    return result.toString();} // HACK find a good place to declare and store thisextern QString fixupHifiUrl(const QString& urlString); void QmlWebWindowClass::setURL(const QString& urlString) {    DependencyManager::get<OffscreenUi>()->executeOnUiThread([=] {        if (!_qmlWindow.isNull()) {            _qmlWindow->setProperty(URL_PROPERTY, fixupHifiUrl(urlString));        }    });}