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Diffstat (limited to 'canvas/inc/canvas/prioritybooster.hxx')
-rw-r--r-- | canvas/inc/canvas/prioritybooster.hxx | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/canvas/inc/canvas/prioritybooster.hxx b/canvas/inc/canvas/prioritybooster.hxx new file mode 100644 index 000000000000..012c08138f4b --- /dev/null +++ b/canvas/inc/canvas/prioritybooster.hxx @@ -0,0 +1,65 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +#ifndef INCLUDED_CANVAS_PRIORITYBOOSTER_HXX +#define INCLUDED_CANVAS_PRIORITYBOOSTER_HXX + +#include <sal/types.h> + +#include <memory> + + +namespace canvas +{ + namespace tools + { + struct PriorityBooster_Impl; + + /** Simplistic RAII object, to temporarily boost execution + priority for the current scope. + */ + class PriorityBooster + { + public: + /** Create booster, with given priority delta + + @param nDelta + Difference in execution priority. Positive values + increase prio, negative values decrease prio. + */ + explicit PriorityBooster( sal_Int32 nDelta ); + ~PriorityBooster(); + + private: + // also disables copy constructor and assignment operator + const ::std::auto_ptr< PriorityBooster_Impl > mpImpl; + }; + } +} + +#endif /* INCLUDED_CANVAS_PRIORITYBOOSTER_HXX */ +// eof |