00001 /*************************************************************************** 00002 ** 00003 ** This file is part of QGpCoreTools. 00004 ** 00005 ** This library is free software; you can redistribute it and/or 00006 ** modify it under the terms of the GNU Lesser General Public 00007 ** License as published by the Free Software Foundation; either 00008 ** version 2.1 of the License, or (at your option) any later version. 00009 ** 00010 ** This file is distributed in the hope that it will be useful, but WITHOUT 00011 ** ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 00012 ** FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 00013 ** License for more details. 00014 ** 00015 ** You should have received a copy of the GNU Lesser General Public 00016 ** License along with this library; if not, write to the Free Software 00017 ** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 00018 ** 00019 ** See http://www.geopsy.org for more information. 00020 ** 00021 ** Created : 2007-12-26 00022 ** Authors : 00023 ** Marc Wathelet 00024 ** Marc Wathelet (LGIT, Grenoble, France) 00025 ** 00026 ***************************************************************************/ 00027 00028 #ifndef THREAD_H 00029 #define THREAD_H 00030 00031 00032 #include "Trace.h" 00033 #include "TraceBug.h" 00034 #include "TraceLog.h" 00035 #include "QGpCoreToolsDLLExport.h" 00036 00037 namespace QGpCoreTools { 00038 00039 class QGPCORETOOLS_EXPORT Thread : public QThread 00040 { 00041 Q_OBJECT 00042 public: 00043 Thread(QObject * parent=0); 00044 ~Thread(); 00045 00046 static QStringList threadNames(); 00047 static void lockThreads() {_threadsMutex.lock();} 00048 static void unlockThreads() {_threadsMutex.unlock();} 00049 00050 static Thread * currentThread() {return static_cast<Thread *>(QThread::currentThread());} 00051 void start(QThread::Priority priority=QThread::InheritPriority); 00052 void startNoThread(); 00053 static void sleep(unsigned long secs); 00054 static void msleep(unsigned long msecs); 00055 static void usleep(unsigned long usecs); 00056 void setSleeping(bool s) {_sleeping.fetchAndStoreOrdered(s);} 00057 bool sleeping() {return _sleeping.testAndSetOrdered(true, true);} 00058 static int idealThreadCount(); 00059 00060 static QList< QStack<TraceBug *> * > bugStacks(); 00061 QStack<TraceBug *> * bugStack() {return &_bugStack;} 00062 static QList< QVector<TraceLog *> * > logVectors(); 00063 QVector<TraceLog *> * logVector() {return &_logVector;} 00064 #ifdef TRACE_ENABLED 00065 static QList< QStack<const TraceStamp *> * > stacks(); 00066 QStack<const TraceStamp *> * stack() {return &_stack;} 00067 #endif 00068 private: 00069 static QMutex _threadsMutex; 00070 static QList<Thread *> _threads; 00071 static QSet<Thread *> _runningThreads; 00072 QAtomicInt _sleeping; 00073 00074 QStack<TraceBug *> _bugStack; 00075 QVector<TraceLog *> _logVector; 00076 #ifdef TRACE_ENABLED 00077 QStack<const TraceStamp *> _stack; 00078 #endif 00079 }; 00080 00081 } // namespace QGpCoreTools 00082 00083 #endif // THREAD_H
