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Diffstat (limited to '')
-rw-r--r-- | include/svx/sdrpageuser.hxx | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/include/svx/sdrpageuser.hxx b/include/svx/sdrpageuser.hxx new file mode 100644 index 0000000000..8c31a2936c --- /dev/null +++ b/include/svx/sdrpageuser.hxx @@ -0,0 +1,51 @@ +/* -*- 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 . + */ + +#ifndef INCLUDED_SVX_SDRPAGEUSER_HXX +#define INCLUDED_SVX_SDRPAGEUSER_HXX + +#include <vector> + +class SdrPage; + +// To make things more safe, allow users of the page to register at it. The users need to be derived +// from sdr::PageUser to get a call. The users do not need to call RemovePageUser() at the page +// when they get called from PageInDestruction(). + +namespace sdr +{ + class PageUser + { + public: + // this method is called from the destructor of the referenced page. + // do all necessary action to forget the page. It is not necessary to call + // RemovePageUser(), that is done from the destructor. + virtual void PageInDestruction(const SdrPage& rPage) = 0; + + protected: + ~PageUser() {} + }; + + // typedef for PageUserVector + typedef ::std::vector< PageUser* > PageUserVector; +} // end of namespace sdr + +#endif // INCLUDED_SVX_SDRPAGEUSER_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |