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Diffstat (limited to 'comphelper/inc/comphelper/flagguard.hxx')
-rwxr-xr-x | comphelper/inc/comphelper/flagguard.hxx | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/comphelper/inc/comphelper/flagguard.hxx b/comphelper/inc/comphelper/flagguard.hxx new file mode 100755 index 000000000000..4fc1f4e97833 --- /dev/null +++ b/comphelper/inc/comphelper/flagguard.hxx @@ -0,0 +1,83 @@ +/************************************************************************* + * 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 COMPHELPER_FLAGGUARD_HXX +#define COMPHELPER_FLAGGUARD_HXX + +#include "comphelper/scopeguard.hxx" + +//...................................................................................................................... +namespace comphelper +{ +//...................................................................................................................... + + //================================================================================================================== + //= FlagRestorationGuard + //================================================================================================================== + class COMPHELPER_DLLPUBLIC FlagRestorationGuard : public ScopeGuard + { + public: + FlagRestorationGuard( bool& i_flagRef, bool i_temporaryValue, exc_handling i_excHandling = IGNORE_EXCEPTIONS ) + :ScopeGuard( ::boost::bind( RestoreFlag, ::boost::ref( i_flagRef ), !!i_flagRef ), i_excHandling ) + { + i_flagRef = i_temporaryValue; + } + + ~FlagRestorationGuard(); + + private: + static void RestoreFlag( bool& i_flagRef, bool i_originalValue ) + { + i_flagRef = i_originalValue; + } + }; + + //================================================================================================================== + //= FlagGuard + //================================================================================================================== + class COMPHELPER_DLLPUBLIC FlagGuard : public ScopeGuard + { + public: + explicit FlagGuard( bool& i_flagRef, exc_handling i_excHandling = IGNORE_EXCEPTIONS ) + :ScopeGuard( ::boost::bind( ResetFlag, ::boost::ref( i_flagRef ) ), i_excHandling ) + { + i_flagRef = true; + } + + ~FlagGuard(); + + private: + static void ResetFlag( bool& i_flagRef ) + { + i_flagRef = false; + } + }; + +//...................................................................................................................... +} // namespace comphelper +//...................................................................................................................... + +#endif // COMPHELPER_FLAGGUARD_HXX |