1 /****************************************************************************
3 ** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
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8 ** $QT_BEGIN_LICENSE:LGPL$
9 ** GNU Lesser General Public License Usage
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21 ** GNU General Public License Usage
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40 ****************************************************************************/
42 #ifndef QFUTRUESYNCHRONIZER_H
43 #define QFUTRUESYNCHRONIZER_H
45 #include <QtConcurrent/qtconcurrent_global.h>
47 #include <QtConcurrent/qfuture.h>
49 #ifndef QT_NO_CONCURRENT
56 class QFutureSynchronizer
58 Q_DISABLE_COPY(QFutureSynchronizer)
61 QFutureSynchronizer() : m_cancelOnWait(false) { }
62 explicit QFutureSynchronizer(const QFuture<T> &future)
63 : m_cancelOnWait(false)
64 { addFuture(future); }
65 ~QFutureSynchronizer() { waitForFinished(); }
67 void setFuture(const QFuture<T> &future)
74 void addFuture(const QFuture<T> &future)
76 m_futures.append(future);
79 void waitForFinished()
82 for (int i = 0; i < m_futures.count(); ++i) {
83 m_futures[i].cancel();
87 for (int i = 0; i < m_futures.count(); ++i) {
88 m_futures[i].waitForFinished();
97 QList<QFuture<T> > futures() const
102 void setCancelOnWait(bool enabled)
104 m_cancelOnWait = enabled;
107 bool cancelOnWait() const
109 return m_cancelOnWait;
113 QList<QFuture<T> > m_futures;
120 #endif // QT_NO_CONCURRENT
122 #endif // QFUTRUESYNCHRONIZER_H