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/* -*- 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_SW_INC_HANDLEANCHORNODECHG_HXX
#define INCLUDED_SW_INC_HANDLEANCHORNODECHG_HXX
class SwFlyFrameFormat;
class SwFormatAnchor;
class SwFlyFrame;
// helper class to track change of anchor node of at-paragraph respectively
// at-character anchored fly frames
// if such a change happens, it has to be checked, if the count of the anchor
// frames also change. if yes, a re-creation of the fly frames is needed:
// - deletion of existing fly frames before the intrinsic anchor node changes
// - creation of new fly frames after the intrinsic anchor node change.
class SwHandleAnchorNodeChg
{
public:
/** checks, if re-creation of fly frames for an anchor node change at the
given fly frame format is necessary, and performs the first part.
@param _rFlyFrameFormat
reference to the fly frame format instance, which is handled.
@param _rNewAnchorFormat
new anchor attribute, which will be applied at the given fly frame format
@param _pKeepThisFlyFrame
optional parameter - pointer to a fly frame of the given fly frame format,
which isn't deleted, if re-creation of fly frames is necessary.
*/
SwHandleAnchorNodeChg( SwFlyFrameFormat& _rFlyFrameFormat,
const SwFormatAnchor& _rNewAnchorFormat,
SwFlyFrame const * _pKeepThisFlyFrame = nullptr );
/** calls <SwFlyFrameFormat::MakeFrames>, if re-creation of fly frames is necessary. */
~SwHandleAnchorNodeChg() COVERITY_NOEXCEPT_FALSE;
private:
// fly frame format, which is tracked for an anchor node change.
SwFlyFrameFormat& mrFlyFrameFormat;
// internal flag, which indicates that the certain anchor node change occurs
// and that re-creation of fly frames is necessary.
bool mbAnchorNodeChanged;
/// If the fly frame has a comment, this points to the old comment anchor.
std::unique_ptr<SwPosition> mpCommentAnchor;
SwWrtShell* mpWrtShell;
SwHandleAnchorNodeChg( const SwHandleAnchorNodeChg& ) = delete;
void operator=( const SwHandleAnchorNodeChg ) = delete;
};
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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