forked from amazingfate/loongoffice
b9337e22ce
see https://gerrit.libreoffice.org/#/c/3367/ and Change-Id: I00c96fa77d04b33a6f8c8cd3490dfcd9bdc9e84a for details Change-Id: I199a75bc4042af20817265d5ef85b1134a96ff5a
57 lines
2.1 KiB
C++
57 lines
2.1 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 _SDR_OBJECTUSER_HXX
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#define _SDR_OBJECTUSER_HXX
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#include <vector>
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// predeclarations
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class SdrObject;
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// To make things more safe, allow users of an object to register at it. The users need to be derived
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// from sdr::ObjectUser to get a call. The users do not need to call RemoveObjectUser() at the page
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// when they get called from ObjectInDestruction().
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namespace sdr
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{
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class ObjectUser
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{
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public:
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// this method is called form the destructor of the referenced page.
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// do all necessary action to forget the page. It is not necessary to call
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// RemovePageUser(), that is done form the destructor.
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virtual void ObjectInDestruction(const SdrObject& rObject) = 0;
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protected:
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~ObjectUser() {}
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};
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// typedef for ObjectUserVector
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typedef ::std::vector< ObjectUser* > ObjectUserVector;
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} // end of namespace sdr
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////////////////////////////////////////////////////////////////////////////////////////////////////
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#endif //_SDR_OBJECTUSER_HXX
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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