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Diffstat (limited to 'comphelper/inc/comphelper/makesequence.hxx')
-rw-r--r-- | comphelper/inc/comphelper/makesequence.hxx | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/comphelper/inc/comphelper/makesequence.hxx b/comphelper/inc/comphelper/makesequence.hxx new file mode 100644 index 000000000000..4273356bf9aa --- /dev/null +++ b/comphelper/inc/comphelper/makesequence.hxx @@ -0,0 +1,87 @@ +/************************************************************************* + * + * 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. + * + ************************************************************************/ + +#if ! defined(COMPHELPER_MAKESEQUENCE_HXX_INCLUDED) +#define COMPHELPER_MAKESEQUENCE_HXX_INCLUDED + +#include "com/sun/star/uno/Sequence.hxx" +#include "boost/preprocessor/cat.hpp" +#include "boost/preprocessor/repetition.hpp" +#include "boost/preprocessor/arithmetic/add.hpp" + +namespace comphelper { + +/** Creates a uno::Sequence out of one parameter. +*/ +template <typename T> +inline ::com::sun::star::uno::Sequence<T> makeSequence( T const& element ) +{ + return ::com::sun::star::uno::Sequence<T>( &element, 1 ); +} + +#define COMPHELPER_MAKESEQUENCE_assign(z_, n_, unused_) \ + p[n_] = BOOST_PP_CAT(element, n_); + +/** The following preprocessor repetitions generate functions like + + <pre> + template <typename T> + inline ::com::sun::star::uno::Sequence<T> makeSequence( + T const& element0, T const& element1, ... ); + </pre> + + which make a sequence out of the passed elements. + + The maximum number of elements can be set by defining + COMPHELPER_MAKESEQUENCE_MAX_ARGS; its default is 12. +*/ +#define COMPHELPER_MAKESEQUENCE_make(z_, n_, unused_) \ +template <typename T> \ +inline ::com::sun::star::uno::Sequence<T> makeSequence( \ + BOOST_PP_ENUM_PARAMS(n_, T const& element) ) \ +{ \ + ::com::sun::star::uno::Sequence<T> seq( n_ ); \ + T * p = seq.getArray(); \ + BOOST_PP_REPEAT(n_, COMPHELPER_MAKESEQUENCE_assign, ~) \ + return seq; \ +} + +#if ! defined(COMPHELPER_MAKESEQUENCE_MAX_ARGS) +#define COMPHELPER_MAKESEQUENCE_MAX_ARGS 12 +#endif + +BOOST_PP_REPEAT_FROM_TO(2, BOOST_PP_ADD(COMPHELPER_MAKESEQUENCE_MAX_ARGS, 1), + COMPHELPER_MAKESEQUENCE_make, ~) + +#undef COMPHELPER_MAKESEQUENCE_MAX_ARGS +#undef COMPHELPER_MAKESEQUENCE_make +#undef COMPHELPER_MAKESEQUENCE_assign + +} // namespace comphelper + +#endif // ! defined(COMPHELPER_MAKESEQUENCE_HXX_INCLUDED) + |