/**************************************************************************** ** ** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). ** Contact: http://www.qt-project.org/legal ** ** This file is part of the QtTest module of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** Commercial License Usage ** Licensees holding valid commercial Qt licenses may use this file in ** accordance with the commercial license agreement provided with the ** Software or, alternatively, in accordance with the terms contained in ** a written agreement between you and Digia. For licensing terms and ** conditions see http://qt.digia.com/licensing. For further information ** use the contact form at http://qt.digia.com/contact-us. ** ** GNU Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser ** General Public License version 2.1 as published by the Free Software ** Foundation and appearing in the file LICENSE.LGPL included in the ** packaging of this file. Please review the following information to ** ensure the GNU Lesser General Public License version 2.1 requirements ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. ** ** In addition, as a special exception, Digia gives you certain additional ** rights. These rights are described in the Digia Qt LGPL Exception ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. ** ** GNU General Public License Usage ** Alternatively, this file may be used under the terms of the GNU ** General Public License version 3.0 as published by the Free Software ** Foundation and appearing in the file LICENSE.GPL included in the ** packaging of this file. Please review the following information to ** ensure the GNU General Public License version 3.0 requirements will be ** met: http://www.gnu.org/copyleft/gpl.html. ** ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #ifndef QTESTEVENTLOOP_H #define QTESTEVENTLOOP_H #include #include #include #include #include QT_BEGIN_HEADER QT_BEGIN_NAMESPACE QT_MODULE(Test) class Q_TESTLIB_EXPORT QTestEventLoop : public QObject { Q_OBJECT public: inline QTestEventLoop(QObject *aParent = 0) : QObject(aParent), inLoop(false), _timeout(false), timerId(-1), loop(0) {} inline void enterLoop(int secs); inline void changeInterval(int secs) { killTimer(timerId); timerId = startTimer(secs * 1000); } inline bool timeout() const { return _timeout; } inline static QTestEventLoop &instance() { static QPointer testLoop; if (testLoop.isNull()) testLoop = new QTestEventLoop(QCoreApplication::instance()); return *static_cast(testLoop); } public Q_SLOTS: inline void exitLoop(); protected: inline void timerEvent(QTimerEvent *e); private: bool inLoop; bool _timeout; int timerId; QEventLoop *loop; }; inline void QTestEventLoop::enterLoop(int secs) { Q_ASSERT(!loop); QEventLoop l; inLoop = true; _timeout = false; timerId = startTimer(secs * 1000); loop = &l; l.exec(); loop = 0; } inline void QTestEventLoop::exitLoop() { if (timerId != -1) killTimer(timerId); timerId = -1; if (loop) loop->exit(); inLoop = false; } inline void QTestEventLoop::timerEvent(QTimerEvent *e) { if (e->timerId() != timerId) return; _timeout = true; exitLoop(); } QT_END_NAMESPACE QT_END_HEADER #endif