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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 <txtfrm.hxx>
#include <pagefrm.hxx>
#include <swtable.hxx>
#include <frmfmt.hxx>
#include <rowfrm.hxx>
#include <tabfrm.hxx>
#include <calbck.hxx>
#include <ndtxt.hxx>
void SwTextNode::fillSoftPageBreakList( SwSoftPageBreakList& rBreak ) const
{
SwIterator<SwTextFrame, SwTextNode, sw::IteratorMode::UnwrapMulti> aIter(*this);
for( const SwTextFrame *pFrame = aIter.First(); pFrame; pFrame = aIter.Next() )
{
// No soft page break in header or footer
if( pFrame->FindFooterOrHeader() || pFrame->IsInFly() )
return;
// No soft page break if I'm not the first frame in my layout frame
if( pFrame->GetIndPrev() )
continue;
const SwPageFrame* pPage = pFrame->FindPageFrame();
// No soft page break at the first page
if( pPage && pPage->GetPrev() )
{
const SwContentFrame* pFirst2 = pPage->FindFirstBodyContent();
// Special handling for content frame in table frames
if( pFrame->IsInTab() )
{
// No soft page break if I'm in a table but the first content frame
// at my page is not in a table
if( !pFirst2 || !pFirst2->IsInTab() )
continue;
const SwLayoutFrame *pRow = pFrame->GetUpper();
// Looking for the "most upper" row frame,
// skipping sub tables and/or table in table
while( !pRow->IsRowFrame() || !pRow->GetUpper()->IsTabFrame() ||
pRow->GetUpper()->GetUpper()->IsInTab() )
pRow = pRow->GetUpper();
const SwTabFrame *pTab = pRow->FindTabFrame();
// For master tables the soft page break will exported at the table row,
// not at the content frame.
// If the first content is outside my table frame, no soft page break.
if( !pTab->IsFollow() || !pTab->IsAnLower( pFirst2 ) )
continue;
// Only content of non-heading-rows can get a soft page break
const SwFrame* pFirstRow = pTab->GetFirstNonHeadlineRow();
// If there's no follow flow line, the soft page break will be
// exported at the row, not at the content.
if( pRow == pFirstRow &&
pTab->FindMaster()->HasFollowFlowLine() )
{
// Now we have the row which causes a new page,
// this row is a follow flow line and therefore cannot get
// the soft page break itself.
// Every first content frame of every cell frame in this row
// will get the soft page break
const SwFrame* pCell = pRow->Lower();
while( pCell )
{
pFirst2 = static_cast<const SwLayoutFrame*>(pCell)->ContainsContent();
if( pFirst2 == pFrame )
{ // Here we are: a first content inside a cell
// inside the split row => soft page break
auto const pos(pFrame->MapViewToModel(pFrame->GetOffset()));
if (pos.first == this)
{
rBreak.insert(pos.second);
}
break;
}
pCell = pCell->GetNext();
}
}
}
else // No soft page break if there's a "hard" page break attribute
if( pFirst2 == pFrame && !pFrame->IsPageBreak( true ) )
{
auto const pos(pFrame->MapViewToModel(pFrame->GetOffset()));
if (pos.first == this)
{ // in the !Show case, we have to iterate over the merged
// SwTextFrame for every node
rBreak.insert(pos.second);
}
}
}
}
}
bool SwTableLine::hasSoftPageBreak() const
{
// No soft page break for sub tables
if( GetUpper() || !GetFrameFormat() )
return false;
SwIterator<SwRowFrame,SwFormat> aIter( *GetFrameFormat() );
for( SwRowFrame* pLast = aIter.First(); pLast; pLast = aIter.Next() )
{
if( pLast->GetTabLine() == this )
{
const SwTabFrame* pTab = pLast->FindTabFrame();
// No soft page break for
// tables with prevs, i.e. if the frame is not the first in its layout frame
// tables in footer or header
// tables in flies
// inner tables of nested tables
// master table frames with "hard" page break attribute
if( pTab->GetIndPrev() || pTab->FindFooterOrHeader()
|| pTab->IsInFly() || pTab->GetUpper()->IsInTab() ||
( !pTab->IsFollow() && pTab->IsPageBreak( true ) ) )
return false;
const SwPageFrame* pPage = pTab->FindPageFrame();
// No soft page break at the first page of the document
if( pPage && !pPage->GetPrev() )
return false;
const SwContentFrame* pFirst = pPage ? pPage->FindFirstBodyContent() : nullptr;
// No soft page break for
// tables which does not contain the first body content of the page
if( !pFirst || !pTab->IsAnLower( pFirst->FindTabFrame() ) )
return false;
// The row which could get a soft page break must be either the first
// row of a master table frame or the first "non-headline-row" of a
// follow table frame...
const SwFrame* pRow = pTab->IsFollow() ?
pTab->GetFirstNonHeadlineRow() : pTab->Lower();
if( pRow == pLast )
{
// The last check: no soft page break for "follow" table lines
return !pTab->IsFollow() || !pTab->FindMaster()->HasFollowFlowLine();
}
return false;
}
}
return false;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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