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Diffstat (limited to '')
-rw-r--r-- | sd/source/helper/simplereferencecomponent.cxx | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/sd/source/helper/simplereferencecomponent.cxx b/sd/source/helper/simplereferencecomponent.cxx new file mode 100644 index 000000000..740c2629b --- /dev/null +++ b/sd/source/helper/simplereferencecomponent.cxx @@ -0,0 +1,72 @@ +/* -*- 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 . + */ + +#include <helper/simplereferencecomponent.hxx> + +#include <com/sun/star/uno/RuntimeException.hpp> +#include <osl/diagnose.h> +#include <tools/diagnose_ex.h> + +using com::sun::star::uno::RuntimeException; +using sd::SimpleReferenceComponent; + +SimpleReferenceComponent::SimpleReferenceComponent() + : m_nCount(0) + , mbDisposed(false) +{ +} + +SimpleReferenceComponent::~SimpleReferenceComponent() +{ + OSL_ASSERT(m_nCount == 0); + OSL_ASSERT(mbDisposed); +} + +void SimpleReferenceComponent::acquire() { osl_atomic_increment(&m_nCount); } + +void SimpleReferenceComponent::release() +{ + if ((1 == m_nCount) && !mbDisposed) + { + try + { + Dispose(); + } + catch (RuntimeException const&) // don't break throw () + { + TOOLS_WARN_EXCEPTION("sd", ""); + } + } + + if (osl_atomic_decrement(&m_nCount) == 0) + delete this; +} + +void SimpleReferenceComponent::Dispose() +{ + if (!mbDisposed) + { + mbDisposed = true; + disposing(); + } +} + +void SimpleReferenceComponent::disposing() {} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |