107 lines
2.7 KiB
C++
107 lines
2.7 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef INCLUDED_CPPU_ENVGUARDS_HXX
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#define INCLUDED_CPPU_ENVGUARDS_HXX
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#include <uno/environment.hxx>
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#include <uno/mapping.hxx>
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namespace cssuno = com::sun::star::uno;
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namespace cppu
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{
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/** Environment Guard
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The provided Environment becomes entered in the constructor and left
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in the destructor.
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(http://wiki.openoffice.org/wiki/Uno/Cpp/Spec/Environment_Guard)
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@since UDK 3.2.7
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*/
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class EnvGuard
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{
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cssuno::Environment m_env;
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public:
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explicit EnvGuard(cssuno::Environment const & env)
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{
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if (env.is())
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{
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m_env = cssuno::Environment::getCurrent();
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env.enter();
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}
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}
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~EnvGuard()
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{
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m_env.enter();
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}
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/** Checks if the associated environment is non empty.
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@return 0 == empty, 1 == non empty
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*/
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bool SAL_CALL is() const
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{
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return m_env.is();
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}
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/** Leaves the associated environment and clears
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the reference.
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*/
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void clear()
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{
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if (m_env.is())
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{
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m_env.enter();
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m_env.clear();
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}
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}
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};
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/** Environment Anti-Guard
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Any entered Environment becomes left in the constructor and re-entered
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in the destructor.
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(http://wiki.openoffice.org/wiki/Uno/Cpp/Spec/Environment_AntiGuard)
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@since UDK 3.2.7
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*/
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class AntiEnvGuard
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{
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cssuno::Environment m_env;
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public:
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explicit AntiEnvGuard()
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: m_env(cssuno::Environment::getCurrent())
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{
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uno_Environment_enter(NULL);
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}
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~AntiEnvGuard()
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{
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m_env.enter();
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}
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};
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}
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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