forked from qt-creator/qt-creator
78 lines
2.3 KiB
C
78 lines
2.3 KiB
C
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/****************************************************************************
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**
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** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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**
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** This file is part of Qt Creator.
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**
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Digia. For licensing terms and
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** conditions see http://qt.digia.com/licensing. For further information
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** use the contact form at http://qt.digia.com/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Digia gives you certain additional
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** rights. These rights are described in the Digia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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****************************************************************************/
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#ifndef STRINGTABLE_H
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#define STRINGTABLE_H
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#include <QAtomicInt>
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#include <QMutex>
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#include <QObject>
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#include <QRunnable>
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#include <QSet>
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#include <QTimer>
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namespace CppTools {
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namespace Internal {
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class StringTable: public QObject
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{
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Q_OBJECT
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public:
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StringTable();
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QString insert(const QString &string);
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void scheduleGC();
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private slots:
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void startGC();
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private:
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void GC();
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class GCRunner: public QRunnable {
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StringTable &m_stringTable;
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public:
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GCRunner(StringTable &stringTable): m_stringTable(stringTable) {}
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virtual void run() { m_stringTable.GC(); }
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} m_gcRunner;
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friend class GCRunner;
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private:
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mutable QMutex m_lock;
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QAtomicInt m_stopGCRequested;
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QSet<QString> m_strings;
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QTimer m_gcCountDown;
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};
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} // Internal namespace
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} // CppTools namespace
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#endif // STRINGTABLE_H
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