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Diffstat (limited to 'src/tools/tqthreadstorage.h')
-rw-r--r-- | src/tools/tqthreadstorage.h | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/src/tools/tqthreadstorage.h b/src/tools/tqthreadstorage.h new file mode 100644 index 000000000..588621237 --- /dev/null +++ b/src/tools/tqthreadstorage.h @@ -0,0 +1,95 @@ +/**************************************************************************** +** +** ... +** +** Copyright (C) 2005-2008 Trolltech ASA. All rights reserved. +** +** This file is part of the tools module of the TQt GUI Toolkit. +** +** This file may be used under the terms of the GNU General +** Public License versions 2.0 or 3.0 as published by the Free +** Software Foundation and appearing in the files LICENSE.GPL2 +** and LICENSE.GPL3 included in the packaging of this file. +** Alternatively you may (at your option) use any later version +** of the GNU General Public License if such license has been +** publicly approved by Trolltech ASA (or its successors, if any) +** and the KDE Free TQt Foundation. +** +** Please review the following information to ensure GNU General +** Public Licensing requirements will be met: +** http://trolltech.com/products/qt/licenses/licensing/opensource/. +** If you are unsure which license is appropriate for your use, please +** review the following information: +** http://trolltech.com/products/qt/licenses/licensing/licensingoverview +** or contact the sales department at sales@trolltech.com. +** +** This file may be used under the terms of the Q Public License as +** defined by Trolltech ASA and appearing in the file LICENSE.TQPL +** included in the packaging of this file. Licensees holding valid TQt +** Commercial licenses may use this file in accordance with the TQt +** Commercial License Agreement provided with the Software. +** +** This file is provided "AS IS" with NO WARRANTY OF ANY KIND, +** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted +** herein. +** +**********************************************************************/ + +#ifndef TQTHREADSTORAGE_H +#define TQTHREADSTORAGE_H + +#ifdef TQT_THREAD_SUPPORT + +#ifndef QT_H +#include "ntqglobal.h" +#endif // QT_H + +class TQ_EXPORT TQThreadStorageData +{ +public: + TQThreadStorageData( void (*func)(void *) ); + ~TQThreadStorageData(); + + void** get() const; + void** set( void* p ); + + static void finish( void** ); + int id; +}; + + +template <class T> +class TQThreadStorage +{ +private: + TQThreadStorageData d; + +#if defined(TQ_DISABLE_COPY) + // disable copy constructor and operator= + TQThreadStorage( const TQThreadStorage & ); + TQThreadStorage &operator=( const TQThreadStorage & ); +#endif // TQ_DISABLE_COPY + + static void deleteData( void *x ) { delete (T)x; } + +public: + inline TQThreadStorage() : d( deleteData ) { } + inline ~TQThreadStorage() { } + + inline bool hasLocalData() const + { return d.get() != 0; } + + inline T& localData() + { void **v = d.get(); if ( !v ) v = d.set( 0 ); return *(T*)v; } + + inline T localData() const + { void **v = d.get(); return ( v ? *(T*)v : 0 ); } + + inline void setLocalData( T t ) + { (void) d.set( t ); } +}; + +#endif // TQT_THREAD_SUPPORT + +#endif // TQTHREADSTORAGE_H |