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Diffstat (limited to '')
-rw-r--r-- | sd/source/ui/slidesorter/cache/SlsCacheConfiguration.hxx | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/sd/source/ui/slidesorter/cache/SlsCacheConfiguration.hxx b/sd/source/ui/slidesorter/cache/SlsCacheConfiguration.hxx new file mode 100644 index 000000000..d53bcd713 --- /dev/null +++ b/sd/source/ui/slidesorter/cache/SlsCacheConfiguration.hxx @@ -0,0 +1,68 @@ +/* -*- 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 . + */ + +#pragma once + +#include <com/sun/star/uno/Any.hxx> +#include <vcl/timer.hxx> +#include <memory> + +namespace com::sun::star::container +{ +class XNameAccess; +} + +namespace sd::slidesorter::cache +{ +/** A very simple and easy-to-use access to configuration entries regarding + the slide sorter cache. +*/ +class CacheConfiguration +{ +public: + /** Return an instance to this class. The reference is released after 5 + seconds. Subsequent calls to this function will create a new + instance. + */ + static std::shared_ptr<CacheConfiguration> Instance(); + + static void Shutdown(); + + /** Look up the specified value in + MultiPaneGUI/SlideSorter/PreviewCache. When the specified value + does not exist then an empty Any is returned. + */ + css::uno::Any GetValue(const OUString& rName); + +private: + /** When a caller holds a reference after we have released ours we use + this weak pointer to avoid creating a new instance. + */ + static std::weak_ptr<CacheConfiguration> mpWeakInstance; + Timer m_ReleaseTimer; + css::uno::Reference<css::container::XNameAccess> mxCacheNode; + + CacheConfiguration(); + + DECL_STATIC_LINK(CacheConfiguration, TimerCallback, Timer*, void); +}; + +} // end of namespace ::sd::slidesorter::cache + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |