File indexing completed on 2024-05-12 05:26:07

0001 /*
0002  * Copyright (C) 2014 Christian Mollekopf <chrigi_1@fastmail.fm>
0003  *
0004  * This library is free software; you can redistribute it and/or
0005  * modify it under the terms of the GNU Lesser General Public
0006  * License as published by the Free Software Foundation; either
0007  * version 2.1 of the License, or (at your option) version 3, or any
0008  * later version accepted by the membership of KDE e.V. (or its
0009  * successor approved by the membership of KDE e.V.), which shall
0010  * act as a proxy defined in Section 6 of version 3 of the license.
0011  *
0012  * This library is distributed in the hope that it will be useful,
0013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
0014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
0015  * Lesser General Public License for more details.
0016  *
0017  * You should have received a copy of the GNU Lesser General Public
0018  * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
0019  */
0020 
0021 #pragma once
0022 
0023 #include "sink_export.h"
0024 
0025 #include <QObject>
0026 #include <functional>
0027 
0028 namespace async {
0029 
0030 /*
0031 * A helper class to invoke a method in a different thread using the event loop.
0032 * The ThreadBoundary object must live in the thread where the function should be called.
0033 */
0034 class SINK_EXPORT ThreadBoundary : public QObject
0035 {
0036     Q_OBJECT
0037 public:
0038     ThreadBoundary();
0039     virtual ~ThreadBoundary();
0040 
0041     // Call in worker thread
0042     void callInMainThread(std::function<void()> f);
0043 public slots:
0044     // Get's called in main thread by it's eventloop
0045     void runInMainThread(std::function<void()> f);
0046 };
0047 }