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1/*
2 * Copyright 2014 Daniel Vrátil <dvratil@redhat.com>
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2 of
7 * the License or (at your option) version 3 or any later version
8 * accepted by the membership of KDE e.V. (or its successor approved
9 * by the membership of KDE e.V.), which shall act as a proxy
10 * defined in Section 14 of version 3 of the license.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
19 *
20 */
21
22#include "async.h"
23
24#include <QCoreApplication>
25#include <QDebug>
26#include <QEventLoop>
27
28
29using namespace Async;
30
31FutureBase::FutureBase()
32 : mFinished(false)
33 , mWaitLoop(nullptr)
34{
35
36}
37
38FutureBase::FutureBase(const Async::FutureBase &other)
39 : mFinished(other.mFinished)
40 , mWaitLoop(other.mWaitLoop)
41{
42}
43
44void FutureBase::setFinished()
45{
46 mFinished = true;
47 if (mWaitLoop && mWaitLoop->isRunning()) {
48 mWaitLoop->quit();
49 }
50}
51
52bool FutureBase::isFinished() const
53{
54 return mFinished;
55}
56
57void FutureBase::waitForFinished()
58{
59 if (mFinished) {
60 return;
61 }
62
63 mWaitLoop = new QEventLoop;
64 mWaitLoop->exec(QEventLoop::ExcludeUserInputEvents);
65 delete mWaitLoop;
66 mWaitLoop = 0;
67}