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path: root/sw/source/core/crsr/findfmt.cxx
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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 .
 */

#include <doc.hxx>
#include <pamtyp.hxx>
#include <boost/scoped_ptr.hpp>

bool SwPaM::Find( const SwFmt& rFmt, SwMoveFn fnMove,
                  const SwPaM *pRegion, bool bInReadOnly  )
{
    bool bFound = false;
    const bool bSrchForward = (fnMove == fnMoveForward);
    boost::scoped_ptr<SwPaM> pPam(MakeRegion( fnMove, pRegion ));

    // if at beginning/end then move it out of the node
    if( bSrchForward
        ? pPam->GetPoint()->nContent.GetIndex() == pPam->GetCntntNode()->Len()
        : !pPam->GetPoint()->nContent.GetIndex() )
    {
        if( !(*fnMove->fnNds)( &pPam->GetPoint()->nNode, false ))
        {
            return false;
        }
        SwCntntNode *pNd = pPam->GetPoint()->nNode.GetNode().GetCntntNode();
        pPam->GetPoint()->nContent.Assign( pNd, bSrchForward ? 0 : pNd->Len() );
    }

    bool bFirst = true;
    SwCntntNode* pNode;
    while( 0 != ( pNode = ::GetNode( *pPam, bFirst, fnMove, bInReadOnly )))
    {
        if ( pNode->GetFmtColl() == &rFmt )
        {
            // if a FormatCollection is found then it is definitely a SwCntntNode

            // FORWARD:  SPoint at the end, GetMark at the beginning of the node
            // BACKWARD: SPoint at the beginning, GetMark at the end of the node
            // always: incl. start and incl. end
            *GetPoint() = *pPam->GetPoint();
            SetMark();
            pNode->MakeEndIndex( &GetPoint()->nContent );
            GetMark()->nContent = 0;

            // if backward search, switch point and mark
            if( !bSrchForward )
                Exchange();

            bFound = true;
            break;
        }
    }
    return bFound;
}

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */