1/****************************************************************************
2**
3** Copyright (C) 2016 The Qt Company Ltd.
4** Contact: https://www.qt.io/licensing/
5**
6** This file is part of the QtCore module of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:LGPL$
9** Commercial License Usage
10** Licensees holding valid commercial Qt licenses may use this file in
11** accordance with the commercial license agreement provided with the
12** Software or, alternatively, in accordance with the terms contained in
13** a written agreement between you and The Qt Company. For licensing terms
14** and conditions see https://www.qt.io/terms-conditions. For further
15** information use the contact form at https://www.qt.io/contact-us.
16**
17** GNU Lesser General Public License Usage
18** Alternatively, this file may be used under the terms of the GNU Lesser
19** General Public License version 3 as published by the Free Software
20** Foundation and appearing in the file LICENSE.LGPL3 included in the
21** packaging of this file. Please review the following information to
22** ensure the GNU Lesser General Public License version 3 requirements
23** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
24**
25** GNU General Public License Usage
26** Alternatively, this file may be used under the terms of the GNU
27** General Public License version 2.0 or (at your option) the GNU General
28** Public license version 3 or any later version approved by the KDE Free
29** Qt Foundation. The licenses are as published by the Free Software
30** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
31** included in the packaging of this file. Please review the following
32** information to ensure the GNU General Public License requirements will
33** be met: https://www.gnu.org/licenses/gpl-2.0.html and
34** https://www.gnu.org/licenses/gpl-3.0.html.
35**
36** $QT_END_LICENSE$
37**
38****************************************************************************/
39
40#ifndef QRUNNABLE_H
41#define QRUNNABLE_H
42
43#include <QtCore/qglobal.h>
44#include <functional>
45
46QT_BEGIN_NAMESPACE
47
48class Q_CORE_EXPORT QRunnable
49{
50 int ref; // Qt6: Make this a bool, or make autoDelete() virtual.
51
52 friend class QThreadPool;
53 friend class QThreadPoolPrivate;
54 friend class QThreadPoolThread;
55#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
56 Q_DISABLE_COPY(QRunnable)
57#endif
58public:
59 virtual void run() = 0;
60
61 QRunnable() : ref(0) { }
62 virtual ~QRunnable();
63 static QRunnable *create(std::function<void()> functionToRun);
64
65 bool autoDelete() const { return ref != -1; }
66 void setAutoDelete(bool _autoDelete) { ref = _autoDelete ? 0 : -1; }
67};
68
69QT_END_NAMESPACE
70
71#endif
72

source code of qtbase/src/corelib/thread/qrunnable.h