/* Copyright (c) 2017 Christian Mollekopf This library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with this library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ #pragma once #include #include #include #include template void asyncRun(QObject *object, std::function run, std::function continuation) { auto guard = QPointer{object}; auto future = QtConcurrent::run(run); auto watcher = new QFutureWatcher; QObject::connect(watcher, &QFutureWatcher::finished, watcher, [watcher, continuation, guard]() { if (guard) { continuation(watcher->future().result()); } delete watcher; }); watcher->setFuture(future); }