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| -rw-r--r-- | include/cppu/Map.hxx | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/include/cppu/Map.hxx b/include/cppu/Map.hxx new file mode 100644 index 000000000..da3af7ec1 --- /dev/null +++ b/include/cppu/Map.hxx @@ -0,0 +1,109 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +/* + * This file is part of LibreOffice published API. + */ + +#ifndef INCLUDED_CPPU_MAP_HXX +#define INCLUDED_CPPU_MAP_HXX + +#include "uno/mapping.hxx" + + +namespace cppu +{ + /** Helpers for mapping objects relative to the current environment. + (http://wiki.openoffice.org/wiki/Uno/Cpp/Spec/Map_Helpers) + */ + + /** Maps an object from the current to an outer Environment, returns mapped object. + + @param pT the object to be mapped + @param outerEnv the target environment + @return the mapped object + @since UDK 3.2.7 + */ + template<class T> inline T * mapOut(T * pT, css::uno::Environment const & outerEnv) + { + css::uno::Mapping curr2outer(css::uno::Environment::getCurrent(), outerEnv); + + return reinterpret_cast<T *>(curr2outer.mapInterface(pT, cppu::UnoType<T>::get())); + } + + + /** Maps an object from an outer Environment to the current, returns mapped object. + + @param pT the object to be mapped + @param outerEnv the source environment + @return the mapped object + @since UDK 3.2.7 + */ + template<class T> inline T * mapIn(T * pT, css::uno::Environment const & outerEnv) + { + css::uno::Mapping outer2curr(outerEnv, css::uno::Environment::getCurrent()); + + return reinterpret_cast<T *>(outer2curr.mapInterface(pT, cppu::UnoType<T>::get())); + } + + + /** Maps an any from the current to an outer Environment, fills passed any. + + @param any the any to be mapped + @param res the target any + @param outerEnv the target environment + @since UDK 3.2.7 + */ + // Problem: any gets assigned to something, acquire/releases may be called in wrong env. + inline void mapOutAny(css::uno::Any const & any, css::uno::Any * res, css::uno::Environment const & outerEnv) + { + css::uno::Mapping curr2outer(css::uno::Environment::getCurrent(), outerEnv); + + uno_any_destruct(res, css::uno::cpp_release); + uno_type_any_constructAndConvert( + res, + const_cast<void *>(any.getValue()), + any.getValueTypeRef(), + curr2outer.get()); + } + + + /** Maps an any from an outer Environment to the current, fills passed any. + + @param any the any to be mapped + @param res the target any + @param outerEnv the source environment + @since UDK 3.2.7 + */ + inline void mapInAny(css::uno::Any const & any, css::uno::Any * res, css::uno::Environment const & outerEnv) + { + css::uno::Mapping outer2curr(outerEnv, css::uno::Environment::getCurrent()); + + uno_any_destruct(res, css::uno::cpp_release); + uno_type_any_constructAndConvert( + res, + const_cast<void *>(any.getValue()), + any.getValueTypeRef(), + outer2curr.get()); + } +} + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |