From ed5640d8b587fbcfed7dd7967f3de04b37a76f26 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 11:06:44 +0200 Subject: Adding upstream version 4:7.4.7. Signed-off-by: Daniel Baumann --- sd/source/ui/inc/tools/IconCache.hxx | 70 ++++++++++++++++++++++++++++++++++++ 1 file changed, 70 insertions(+) create mode 100644 sd/source/ui/inc/tools/IconCache.hxx (limited to 'sd/source/ui/inc/tools/IconCache.hxx') diff --git a/sd/source/ui/inc/tools/IconCache.hxx b/sd/source/ui/inc/tools/IconCache.hxx new file mode 100644 index 000000000..fef994764 --- /dev/null +++ b/sd/source/ui/inc/tools/IconCache.hxx @@ -0,0 +1,70 @@ +/* -*- 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 +#include +#include + +namespace sd +{ +/** This simple class stores frequently used icons so that the classes that + use the icons do not have to store them in every one of their + instances. + + Icons are addressed over their resource id and are loaded on demand. + + This cache acts like a singleton with a lifetime equal to that of the sd + module. +*/ +class IconCache final : public SdGlobalResource +{ +public: + /** The lifetime of the returned reference is limited to that of the sd + module. + */ + static IconCache& Instance(); + + /** Return the icon with the given resource id. + @return + The returned Image may be empty when there is no icon for the + given id or an error occurred. Should not happen under normal + circumstances. + */ + Image GetIcon(const OUString& rResourceId); + +private: + class Implementation; + ::std::unique_ptr mpImpl; + + /** The constructor creates the one instance of the cache and registers + it at the SdGlobalResourceContainer to limit is lifetime to that of + the sd module. + */ + IconCache(); + + /** This destructor is called by SdGlobalResourceContainer. + */ + virtual ~IconCache() override; +}; + +} // end of namespace sd + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ -- cgit v1.2.3