/* -*- 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 .
*/
// Time over already? inlinevoid SwLayAction::CheckIdleEnd()
{ if (!IsInterrupt())
m_bInterrupt = bool(GetInputType()) && Application::AnyInput(GetInputType());
if (comphelper::LibreOfficeKit::isActive() && !IsInterrupt() && bool(GetInputType()))
{ // Also check if the LOK client has any pending input events.
m_bInterrupt = comphelper::LibreOfficeKit::anyInput();
}
}
if ( pSelfFly && pSelfFly->IsLowerOf( pFly ) ) continue;
if ( pFly->GetVirtDrawObj()->GetLayer() == rIDDMA.GetHellId() ) continue;
if ( pSelfFly )
{ const SdrObject *pTmp = pSelfFly->GetVirtDrawObj(); if ( pVirtFly->GetLayer() == pTmp->GetLayer() )
{ if ( pVirtFly->GetOrdNumDirect() < pTmp->GetOrdNumDirect() ) // Only look at things above us, if inside the same layer continue;
} else
{ constbool bLowerOfSelf = pFly->IsLowerOf( pSelfFly ); if ( !bLowerOfSelf && !pFly->GetFormat()->GetOpaque().GetValue() ) // Things from other layers are only interesting to us if // they're not transparent or lie inwards continue;
}
}
// Fly frame without a lower have to be subtracted from paint region. // For checking, if fly frame contains transparent graphic or // has surrounded contour, assure that fly frame has a lower
SwFrame* pLower = pFly->Lower(); if ( pLower && pLower->IsNoTextFrame() &&
( static_cast<SwNoTextFrame*>(pLower)->IsTransparent() ||
pFly->GetFormat()->GetSurround().IsContour() )
)
{ continue;
}
// vcl::Region of a fly frame with transparent background or a transparent // shadow have not to be subtracted from paint region if ( pFly->IsBackgroundTransparent() )
{ continue;
}
/** * Depending of the type, the Content is output according to its changes, or the area * to be outputted is registered with the region, respectively.
*/ void SwLayAction::PaintContent( const SwContentFrame *pCnt, const SwPageFrame *pPage, const SwRect &rOldRect,
tools::Long nOldBottom )
{
SwRectFnSet aRectFnSet(pCnt);
if ( pCnt->IsCompletePaint() || !pCnt->IsTextFrame() )
{
SwRect aPaint( pCnt->GetPaintArea() ); if ( !PaintContent_( pCnt, pPage, aPaint ) )
pCnt->ResetCompletePaint();
} else
{ // paint the area between printing bottom and frame bottom and // the area left and right beside the frame, if its height changed.
tools::Long nOldHeight = aRectFnSet.GetHeight(rOldRect);
tools::Long nNewHeight = aRectFnSet.GetHeight(pCnt->getFrameArea()); constbool bHeightDiff = nOldHeight != nNewHeight; if( bHeightDiff )
{ // consider whole potential paint area.
SwRect aDrawRect( pCnt->GetPaintArea() ); if( nOldHeight > nNewHeight )
nOldBottom = aRectFnSet.GetPrtBottom(*pCnt);
aRectFnSet.SetTop( aDrawRect, nOldBottom );
PaintContent_( pCnt, pPage, aDrawRect );
} // paint content area
SwRect aPaintRect = static_cast<SwTextFrame*>(const_cast<SwContentFrame*>(pCnt))->GetPaintSwRect();
PaintContent_( pCnt, pPage, aPaintRect );
}
if ( !pCnt->IsRetouche() || pCnt->GetNext() ) return;
bool SwLayAction::RemoveEmptyBrowserPages()
{ // switching from the normal to the browser mode, empty pages may be // retained for an annoyingly long time, so delete them here bool bRet = false; const SwViewShell *pSh = m_pRoot->GetCurrShell(); if( pSh && pSh->GetViewOptions()->getBrowseMode() )
{
SwPageFrame *pPage = static_cast<SwPageFrame*>(m_pRoot->Lower()); do
{ if ( (pPage->GetSortedObjs() && pPage->GetSortedObjs()->size()) ||
pPage->ContainsContent() ||
pPage->FindFootnoteCont() )
pPage = static_cast<SwPageFrame*>(pPage->GetNext()); else
{
bRet = true;
SwPageFrame *pDel = pPage;
pPage = static_cast<SwPageFrame*>(pPage->GetNext());
pDel->Cut();
SwFrame::DestroyFrame(pDel);
}
} while ( pPage );
} return bRet;
}
void SwLayAction::SetAgain(bool bAgain)
{ if (bAgain == m_bAgain) return;
m_bAgain = bAgain;
assert(m_aFrameStack.size() == m_aFrameDeleteGuards.size());
size_t nCount = m_aFrameStack.size(); if (m_bAgain)
{ // LayAction::FormatLayout is now flagged to exit early and will avoid // dereferencing any SwFrames in the stack of FormatLayouts so allow // their deletion for (size_t i = 0; i < nCount; ++i)
m_aFrameDeleteGuards[i].reset();
} else
{ // LayAction::FormatLayout is now continue normally and will // dereference the top SwFrame in the stack of m_aFrameStack as each // FormatLevel returns so disallow their deletion for (size_t i = 0; i < nCount; ++i)
m_aFrameDeleteGuards[i] = std::make_unique<SwFrameDeleteGuard>(m_aFrameStack[i]);
}
}
void SwLayAction::PushFormatLayout(SwFrame* pLow)
{ /* Workaround crash seen in crashtesting with fdo53985-1.docx
Lock pLow against getting deleted when it will be dereferenced after FormatLayout
If SetAgain is called to make SwLayAction exit early to avoid that dereference, then it clears these guards
*/
m_aFrameStack.push_back(pLow);
m_aFrameDeleteGuards.push_back(std::make_unique<SwFrameDeleteGuard>(pLow));
}
if ( !pPage->GetFormat()->GetDoc().GetFootnoteIdxs().empty() )
{
SwFootnoteContFrame *pCont = pPage->FindFootnoteCont(); if ( pCont )
{
pCnt = pCont->ContainsContent();
pChk = pCnt; while ( pCnt && pCnt->IsFollow() )
pCnt = static_cast<SwContentFrame*>(pCnt->FindPrev()); if ( pCnt && pCnt != pChk )
{ if ( bPageChgd )
{ // Use the 'topmost' page
SwPageFrame *pTmp = pCnt->FindPageFrame(); if ( pPage->GetPhyPageNum() > pTmp->GetPhyPageNum() )
pPage = pTmp;
} else
pPage = pCnt->FindPageFrame();
}
}
} return pPage;
}
// unlock position on start and end of page // layout process. staticvoid unlockPositionOfObjects( SwPageFrame *pPageFrame )
{
assert( pPageFrame );
SwSortedObjs* pObjs = pPageFrame->GetSortedObjs(); if ( pObjs )
{ for (SwAnchoredObject* pObj : *pObjs)
{
pObj->UnlockPosition();
}
}
}
void SwLayAction::InternalAction(OutputDevice* pRenderContext)
{
OSL_ENSURE( m_pRoot->Lower()->IsPageFrame(), ":-( No page below the root.");
m_pRoot->Calc(pRenderContext);
// Figure out the first invalid page or the first one to be formatted, // respectively. A complete-action means the first invalid page. // However, the first page to be formatted might be the one having the // number 1. If we're doing a fake formatting, the number of the first // page is the number of the first visible page.
SwPageFrame *pPage = IsComplete() ? static_cast<SwPageFrame*>(m_pRoot->Lower()) :
m_pImp->GetFirstVisPage(pRenderContext); if ( !pPage )
pPage = static_cast<SwPageFrame*>(m_pRoot->Lower());
// If there's a first-flow-Content in the first visible page that's also a Follow, // we switch the page back to the original master of that Content. if ( !IsComplete() )
pPage = CheckFirstVisPage( pPage );
sal_uInt16 nFirstPageNum = pPage->GetPhyPageNum();
auto lcl_isLayoutLooping = [&]()
{ constbool bAgain = this->IsAgain(); if (bAgain && bNoLoop)
rLayoutAccess.GetLayouter()->EndLoopControl(); return bAgain;
};
int nOuterLoopControlRuns = 0; constint nOuterLoopControlMax = 10000; while ( (pPage && !IsInterrupt()) || m_nCheckPageNum != USHRT_MAX )
{ // Fix infinite loop in sw_ooxmlexport17 unit test // When running the sw_ooxmlexport17 unit test on slower macOS Intel // machines, This loop will never end even after 1M+ loops so set a // maximum number of loops like is done in the nested while loops. if (++nOuterLoopControlRuns > nOuterLoopControlMax)
{
SAL_WARN("sw.layout", "SwLayAction::InternalAction has run too many loops"); if (::std::getenv("TEST_NO_LOOP_CONTROLS"))
{ throw std::exception{}; // => fail test
}
m_bInterrupt = true;
}
// note: this is the only place that consumes and resets m_nCheckPageNum if ((IsInterrupt() || !pPage) && m_nCheckPageNum != USHRT_MAX)
{ if (!pPage || m_nCheckPageNum < pPage->GetPhyPageNum())
{
SwPageFrame *pPg = static_cast<SwPageFrame*>(m_pRoot->Lower()); while (pPg && pPg->GetPhyPageNum() < m_nCheckPageNum)
pPg = static_cast<SwPageFrame*>(pPg->GetNext()); if (pPg)
pPage = pPg; if (!pPage) break;
}
// No Shortcut for Idle or CalcLayout. The shortcut case means that in case the page is not // inside the visible area, then the synchronous (not idle) layout skips the page. constbool bTakeShortcut = !IsIdle() && !IsComplete() && IsShortCut(pPage);
m_pRoot->DeleteEmptySct();
m_pRoot->DeleteEmptyFlys(); if (lcl_isLayoutLooping()) return;
if (!bTakeShortcut)
{ while ( !IsInterrupt() && !IsNextCycle() &&
((pPage->GetSortedObjs() && pPage->IsInvalidFly()) || pPage->IsInvalid()) )
{
unlockPositionOfObjects( pPage );
SwObjectFormatter::FormatObjsAtFrame( *pPage, *pPage, this ); if ( !pPage->GetSortedObjs() )
{ // If there are no (more) Flys, the flags are superfluous.
pPage->ValidateFlyLayout();
pPage->ValidateFlyContent();
} // change condition while ( !IsInterrupt() && !IsNextCycle() &&
( pPage->IsInvalid() ||
(pPage->GetSortedObjs() && pPage->IsInvalidFly()) ) )
{
PROTOCOL( pPage, PROT::FileInit, DbgAction::NONE, nullptr) if (lcl_isLayoutLooping()) return;
// new loop control int nLoopControlRuns_1 = 0; constint nLoopControlMax = 20;
while ( !IsNextCycle() && pPage->IsInvalidLayout() )
{
pPage->ValidateLayout();
if ( ++nLoopControlRuns_1 > nLoopControlMax )
{
SAL_WARN("sw.layout", "LoopControl_1 in SwLayAction::InternalAction"); if (::std::getenv("TEST_NO_LOOP_CONTROLS"))
{ throw std::exception{}; // => fail test
} break;
}
// A previous page may be invalid again. if (lcl_isLayoutLooping()) return; if ( !pPage->GetSortedObjs() )
{ // If there are no (more) Flys, the flags are superfluous.
pPage->ValidateFlyLayout();
pPage->ValidateFlyContent();
} if ( !IsInterrupt() )
{
SetNextCycle( false );
// Continue to the next invalid page while ( pPage && !pPage->IsInvalid() &&
(!pPage->GetSortedObjs() || !pPage->IsInvalidFly()) )
{
pPage = static_cast<SwPageFrame*>(pPage->GetNext());
} if( bNoLoop )
rLayoutAccess.GetLayouter()->LoopControl( pPage );
}
CheckIdleEnd();
}
if ((bTakeShortcut || !pPage) && !IsInterrupt() &&
(m_pRoot->IsSuperfluous() || m_pRoot->IsAssertFlyPages()) )
{ // tdf#139426 allow suppression of AssertFlyPages if ( m_pRoot->IsAssertFlyPages() && !m_pRoot->IsTableUpdateInProgress())
{
m_pRoot->AssertFlyPages();
} if ( m_pRoot->IsSuperfluous() )
{ bool bOld = IsAgain();
m_pRoot->RemoveSuperfluous();
SetAgain(bOld);
} if (lcl_isLayoutLooping()) return;
pPage = static_cast<SwPageFrame*>(m_pRoot->Lower()); while ( pPage && !pPage->IsInvalid() && !pPage->IsInvalidFly() )
pPage = static_cast<SwPageFrame*>(pPage->GetNext()); while ( pPage && pPage->GetNext() &&
pPage->GetPhyPageNum() < nFirstPageNum )
pPage = static_cast<SwPageFrame*>(pPage->GetNext());
} elseif (bTakeShortcut) break;
} if ( IsInterrupt() && pPage )
{ // If we have input, we don't want to format content anymore, but // we still should clean the layout. // Otherwise, the following situation might arise: // The user enters some text at the end of the paragraph of the last // page, causing the paragraph to create a Follow for the next page. // Meanwhile the user continues typing, so we have input while // still formatting. // The paragraph on the new page has already been partially formatted, // and the new page has been fully formatted and is set to CompletePaint, // but hasn't added itself to the area to be output. Then we paint, // the CompletePaint of the page is reset because the new paragraph // already added itself, but the borders of the page haven't been painted // yet. // Oh well, with the inevitable following LayAction, the page doesn't // register itself, because it's (LayoutFrame) flags have been reset // already - the border of the page will never be painted.
SwPageFrame *pPg = pPage; if (lcl_isLayoutLooping()) return; // LOK case: VisArea() is the entire document and getLOKVisibleArea() may contain the actual // visible area. const SwRect &rVisArea = m_pImp->GetShell().VisArea();
SwRect aLokVisArea(m_pImp->GetShell().getLOKVisibleArea()); bool bUseLokVisArea = comphelper::LibreOfficeKit::isActive() && !aLokVisArea.IsEmpty(); const SwRect& rVis = bUseLokVisArea ? aLokVisArea : rVisArea;
// set flag for interrupt content formatting
mbFormatContentOnInterrupt = true;
tools::Long nBottom = rVis.Bottom(); // #i42586# - format current page, if idle action is active // This is an optimization for the case that the interrupt is created by // the move of a form control object, which is represented by a window. while ( pPg && ( pPg->getFrameArea().Top() < nBottom ||
( IsIdle() && pPg == pPage ) ) )
{
unlockPositionOfObjects( pPg );
if (lcl_isLayoutLooping()) return;
// new loop control int nLoopControlRuns_2 = 0; constint nLoopControlMax = 20;
// special case: interrupt content formatting // conditions are incorrect and are too strict. // adjust interrupt formatting to normal page formatting - see above. while ( ( mbFormatContentOnInterrupt &&
( pPg->IsInvalid() ||
( pPg->GetSortedObjs() && pPg->IsInvalidFly() ) ) ) ||
( !mbFormatContentOnInterrupt && pPg->IsInvalidLayout() ) )
{ if (lcl_isLayoutLooping()) return; // format also at-page anchored objects
SwObjectFormatter::FormatObjsAtFrame( *pPg, *pPg, this ); if ( !pPg->GetSortedObjs() )
{
pPg->ValidateFlyLayout();
pPg->ValidateFlyContent();
}
// new loop control int nLoopControlRuns_3 = 0;
while ( pPg->IsInvalidLayout() )
{
pPg->ValidateLayout();
if ( ++nLoopControlRuns_3 > nLoopControlMax )
{
SAL_WARN("sw.layout", "LoopControl_3 in Interrupt formatting in SwLayAction::InternalAction"); if (::std::getenv("TEST_NO_LOOP_CONTROLS"))
{ throw std::exception{}; // => fail test
} break;
}
FormatLayout( pRenderContext, pPg ); if (lcl_isLayoutLooping()) return;
}
if ( ++nLoopControlRuns_2 > nLoopControlMax )
{
SAL_WARN("sw.layout", "LoopControl_2 in Interrupt formatting in SwLayAction::InternalAction"); if (::std::getenv("TEST_NO_LOOP_CONTROLS"))
{ throw std::exception{}; // => fail test
} break;
}
if ( !FormatContent( pPg ) )
{ if (lcl_isLayoutLooping()) return;
pPg->InvalidateContent();
pPg->InvalidateFlyInCnt();
pPg->InvalidateFlyLayout();
pPg->InvalidateFlyContent();
} // we are satisfied if the content is formatted once complete. else
{ break;
}
}
}
unlockPositionOfObjects( pPg );
pPg = static_cast<SwPageFrame*>(pPg->GetNext());
} if (m_pRoot->IsSuperfluous()) // could be newly set now!
{ bool bOld = IsAgain();
m_pRoot->RemoveSuperfluous();
SetAgain(bOld);
} // reset flag for special interrupt content formatting.
mbFormatContentOnInterrupt = false;
}
m_pOptTab = nullptr; if( bNoLoop )
rLayoutAccess.GetLayouter()->EndLoopControl();
}
if ( !pCnt->GetValidLineNumFlag() && pCnt->IsTextFrame() )
{ const sal_Int32 nAllLines = static_cast<const SwTextFrame*>(pCnt)->GetAllLines(); const_cast<SwTextFrame*>(static_cast<const SwTextFrame*>(pCnt))->RecalcAllLines(); if ( nAllLines != static_cast<const SwTextFrame*>(pCnt)->GetAllLines() )
{ if ( IsPaintExtraData() )
m_pImp->GetShell().AddPaintRect( pCnt->getFrameArea() ); // This is to calculate the remaining LineNums on the page, // and we don't stop processing here. To perform this inside RecalcAllLines // would be expensive, because we would have to notify the page even // in unnecessary cases (normal actions). const SwContentFrame *pNxt = pCnt->GetNextContentFrame(); while ( pNxt &&
(pNxt->IsInTab() || pNxt->IsInDocBody() != pCnt->IsInDocBody()) )
pNxt = pNxt->GetNextContentFrame(); if ( pNxt )
pNxt->InvalidatePage();
} returnfalse;
}
if ( pPage->IsInvalidLayout() || (pPage->GetSortedObjs() && pPage->IsInvalidFly()) ) returnfalse;
} if ( !pPage )
pPage = pCnt->FindPageFrame();
// format floating screen objects at content frame. if ( pCnt->IsTextFrame() &&
!SwObjectFormatter::FormatObjsAtFrame( *const_cast<SwContentFrame*>(pCnt),
*pPage, this ) )
{ returnfalse;
}
if ( pPage->IsInvalidContent() ) returnfalse; returntrue;
}
/* Returns True if the page lies directly below or right of the visible area. * * It's possible for things to change in such a way that the processing * (of the caller!) has to continue with the predecessor of the passed page. * The parameter might therefore get modified! * For BrowseMode, you may even activate the ShortCut if the invalid content * of the page lies below the visible area.
*/ bool SwLayAction::IsShortCut( SwPageFrame *&prPage )
{
vcl::RenderContext* pRenderContext = m_pImp->GetShell().GetOut(); bool bRet = false; const SwViewShell *pSh = m_pRoot->GetCurrShell(); constbool bBrowse = pSh && pSh->GetViewOptions()->getBrowseMode();
// If the page is not valid, we quickly format it, otherwise // there's gonna be no end of trouble if ( !prPage->isFrameAreaDefinitionValid() )
{ if ( bBrowse )
{ // format complete page // Thus, loop on all lowers of the page <prPage>, instead of only // format its first lower. // NOTE: In online layout (bBrowse == true) a page can contain // a header frame and/or a footer frame beside the body frame.
prPage->Calc(pRenderContext);
SwFrame* pPageLowerFrame = prPage->Lower(); while ( pPageLowerFrame )
{
pPageLowerFrame->Calc(pRenderContext);
pPageLowerFrame = pPageLowerFrame->GetNext();
}
} else
FormatLayout( pSh ? pSh->GetOut() : nullptr, prPage ); if ( IsAgain() ) returnfalse;
}
// Decide if prPage is visible, i.e. part of the visible area. const SwRect &rVisArea = m_pImp->GetShell().VisArea(); // LOK case: VisArea() is the entire document and getLOKVisibleArea() may contain the actual // visible area.
SwRect aLokVisArea(m_pImp->GetShell().getLOKVisibleArea()); bool bUseLokVisArea = comphelper::LibreOfficeKit::isActive() && !aLokVisArea.IsEmpty(); const SwRect& rVis = bUseLokVisArea ? aLokVisArea : rVisArea;
// This is going to be a bit nasty: The first ContentFrame of this // page in the Body text needs formatting; if it changes the page during // that process, I need to start over a page further back, because we // have been processing a PageBreak. // Even more uncomfortable: The next ContentFrame must be formatted, // because it's possible for empty pages to exist temporarily (for example // a paragraph across multiple pages gets deleted or reduced in size).
// This is irrelevant for the browser, if the last Cnt above it // isn't visible anymore.
if ( bTstCnt )
{ // check after each frame calculation, // if the content frame has changed the page. If yes, no other // frame calculation is performed bool bPageChg = false;
if ( pContent->IsInSct() )
{ const SwSectionFrame *pSct = const_cast<SwFrame*>(static_cast<SwFrame const *>(pContent))->ImplFindSctFrame(); if ( !pSct->isFrameAreaDefinitionValid() )
{
pSct->Calc(pRenderContext);
pSct->SetCompletePaint(); if ( IsAgain() ) returnfalse;
if ( !bNoPaint && IsPaint() && bAddRect && (pLay->IsCompletePaint() || bChanged) )
{
SwRect aPaint( pLay->getFrameArea() ); // consider border and shadow for // page frames -> enlarge paint rectangle correspondingly. if ( pLay->IsPageFrame() )
{
SwPageFrame* pPageFrame = static_cast<SwPageFrame*>(pLay);
aPaint = pPageFrame->GetBoundRect(pRenderContext);
} elseif (pLay->IsRowFrame())
{ // tdf#167419 Changing the borders of a table doesn't refresh // the bottom border. That border is outside the FrameArea // of the table when the default CollapsingBorders is enabled. // Add it in here for the last row when determining the area // to refresh. const SwRowFrame* pRowFrame = static_cast<SwRowFrame*>(pLay); constbool bLastRow = !pRowFrame->GetNext(); const SwTwips nBorderThicknessUnderArea = bLastRow ? pRowFrame->GetBottomLineSize() : 0; if (nBorderThicknessUnderArea)
{ const SwTabFrame* pTabFrame = pRowFrame->FindTabFrame(); if (pTabFrame && pTabFrame->IsCollapsingBorders())
aPaint.AddBottom(nBorderThicknessUnderArea);
}
}
// Now, deal with the lowers that are LayoutFrames
if ( pLay->IsFootnoteFrame() ) // no LayFrames as Lower return bChanged;
SwFrame *pLow = pLay->Lower(); bool bTabChanged = false; while ( pLow && pLow->GetUpper() == pLay )
{
SwFrame* pNext = nullptr; if ( pLow->IsLayoutFrame() )
{ if ( pLow->IsTabFrame() )
{ // Remember what was the next of the lower. Formatting may move it to the previous // page, in which case it looses its next.
pNext = pLow->GetNext();
if (pNext && pNext->IsTabFrame())
{ auto pTab = static_cast<SwTabFrame*>(pNext); if (pTab->IsFollow())
{ // The next frame is a follow of the previous frame, SwTabFrame::Join() will // delete this one as part of formatting, so forget about it.
pNext = nullptr;
}
}
bTabChanged |= FormatLayoutTab( static_cast<SwTabFrame*>(pLow), bAddRect );
} // Skip the ones already registered for deletion elseif( !pLow->IsSctFrame() || static_cast<SwSectionFrame*>(pLow)->GetSection() )
{
PushFormatLayout(pLow);
bChanged |= FormatLayout( pRenderContext, static_cast<SwLayoutFrame*>(pLow), bAddRect );
PopFormatLayout();
}
} elseif (pLay->IsSctFrame() && pLay->GetNext() && pLay->GetNext()->IsSctFrame() && pLow->IsTextFrame() && pLow == pLay->GetLastLower())
{ // else: only calc the last text lower of sections, followed by sections
pLow->OptCalc();
}
if ( IsAgain() ) returnfalse; if (!pNext)
{
pNext = pLow->GetNext();
}
pLow = pNext;
} // add complete frame area as paint area, if frame // area has been already added and after formatting its lowers the frame area // is enlarged.
SwRect aBoundRect(pLay->IsPageFrame() ? static_cast<SwPageFrame*>(pLay)->GetBoundRect(pRenderContext) : pLay->getFrameArea() );
if ( pTab->IsCompletePaint() && !m_pOptTab )
m_pOptTab = pTab;
pTab->ResetCompletePaint();
} if ( IsPaint() && bAddRect && pTab->IsRetouche() && !pTab->GetNext() )
{ // set correct rectangle for retouche: area between bottom of table frame // and bottom of paint area of the upper frame.
SwRect aRect( pTab->GetUpper()->GetPaintArea() ); // vertical layout support
aRectFnSet.SetTop( aRect, aRectFnSet.GetPrtBottom(*pTab) ); if ( !m_pImp->GetShell().AddPaintRect( aRect ) )
pTab->ResetRetouche();
}
// Now, deal with the lowers if ( IsAgain() ) returnfalse;
// for safety reasons: // check page number before formatting lowers. if ( pOldPage->GetPhyPageNum() > (pTab->FindPageFrame()->GetPhyPageNum() + 1) )
SetNextCycle( true );
// format lowers, only if table frame is valid if ( pTab->isFrameAreaDefinitionValid() )
{ // tdf#128437 FlowFrameJoinLockGuard on pTab caused a problem here
SwLayoutFrame *pLow = static_cast<SwLayoutFrame*>(pTab->Lower()); while ( pLow )
{
SwFrameDeleteGuard rowG(pLow); // tdf#124675 prevent RemoveFollowFlowLine()
bChanged |= FormatLayout( m_pImp->GetShell().GetOut(), pLow, bAddRect ); if ( IsAgain() ) returnfalse;
pLow = static_cast<SwLayoutFrame*>(pLow->GetNext());
}
}
return bChanged;
}
bool SwLayAction::FormatContent(SwPageFrame *const pPage)
{
::comphelper::ScopeGuard g([this, pPage]() { if (IsAgain())
{ return; // pPage probably deleted
} if (autoconst* pObjs = pPage->GetSortedObjs())
{
std::vector<std::pair<SwAnchoredObject*, SwPageFrame*>> moved; for (autoconst pObj : *pObjs)
{
assert(!pObj->AnchorFrame()->IsTextFrame()
|| !static_cast<SwTextFrame const*>(pObj->AnchorFrame())->IsFollow());
SwPageFrame *const pAnchorPage(pObj->AnchorFrame()->FindPageFrame());
assert(pAnchorPage); if (pAnchorPage != pPage
&& pPage->GetPhyPageNum() < pAnchorPage->GetPhyPageNum()
&& pObj->GetFrameFormat()->GetAnchor().GetAnchorId()
!= RndStdIds::FLY_AS_CHAR)
{
moved.emplace_back(pObj, pAnchorPage);
}
} for (autoconst& [pObj, pAnchorPage] : moved)
{
SAL_INFO("sw.layout", "SwLayAction::FormatContent: move anchored " << pObj << " from " << pPage->GetPhyPageNum() << " to " << pAnchorPage->GetPhyPageNum());
pObj->RegisterAtPage(*pAnchorPage); // tdf#143239 if the position remains valid, it may not be // positioned again so would remain on the wrong page!
pObj->InvalidateObjPos();
::Notify_Background(pObj->GetDrawObj(), pPage,
pObj->GetObjRect(), PrepareHint::FlyFrameLeave, false); // tdf#148897 in case the fly moves back to this page before // being positioned again, the SwFlyNotify / ::Notify() could // conclude that it didn't move at all and not call // NotifyBackground(); note: pObj->SetObjTop(FAR_AWAY) results // in wrong positions, use different approach!
pObj->SetForceNotifyNewBackground(true);
} if (!moved.empty())
{
pPage->InvalidateFlyLayout(); if (auto *const pContent = pPage->FindLastBodyContent())
{
pContent->InvalidateSize();
}
}
}
});
while ( pContent && pPage->IsAnLower( pContent ) )
{ // If the content didn't change, we can use a few shortcuts. bool bFull = !pContent->isFrameAreaDefinitionValid() || pContent->IsCompletePaint() ||
pContent->IsRetouche() || pContent->GetDrawObjs();
auto pText = pContent->DynCastTextFrame(); if (!bFull && !pContent->GetDrawObjs() && pContent->IsFollow() && pText)
{ // This content frame doesn't have to-para anchored objects, but it's a follow, check // the master. const SwTextFrame* pMaster = pText; while (pMaster->IsFollow())
{
pMaster = pMaster->FindMaster();
} if (pMaster && pMaster->GetDrawObjs())
{ for (SwAnchoredObject* pDrawObj : *pMaster->GetDrawObjs())
{ auto pFly = pDrawObj->DynCastFlyFrame(); if (!pFly)
{ continue;
}
if (!pFly->IsFlySplitAllowed())
{ continue;
}
if (pFly->GetAnchorFrameContainingAnchPos() != pContent)
{ continue;
}
// This fly is effectively anchored to pContent, still format pContent.
bFull = true; break;
}
}
}
if ( bFull )
{ // We do this so we don't have to search later on. constbool bNxtCnt = IsCalcLayout() && !pContent->GetFollow(); const SwContentFrame *pContentNext = bNxtCnt ? pContent->GetNextContentFrame() : nullptr;
SwContentFrame* const pContentPrev = pContent->GetPrev() ? pContent->GetPrevContentFrame() : nullptr;
std::optional<SfxDeleteListener> oPrevDeleteListener; if (pContentPrev)
oPrevDeleteListener.emplace(*pContentPrev);
// format floating screen object at content frame. // No format, if action flag <bAgain> is set or action is interrupted. // allow format on interruption of action, if // it's the format for this interrupt // pass correct page frame // to the object formatter. if ( !IsAgain() &&
( !IsInterrupt() || mbFormatContentOnInterrupt ) &&
pContent->IsTextFrame() &&
!SwObjectFormatter::FormatObjsAtFrame( *const_cast<SwContentFrame*>(pContent),
*(pContent->FindPageFrame()), this ) )
{ returnfalse;
}
// Temporarily interrupt processing if layout or Flys become invalid again. // However not for the BrowseView: The layout is getting invalid // all the time because the page height gets adjusted. // The same applies if the user wants to continue working and at least one // paragraph has been processed. if (!pTab || !bInValid)
{
CheckIdleEnd(); // consider interrupt formatting. if ( ( IsInterrupt() && !mbFormatContentOnInterrupt ) ||
( !bBrowse && pPage->IsInvalidLayout() ) || // consider interrupt formatting
( pPage->GetSortedObjs() && pPage->IsInvalidFly() && !mbFormatContentOnInterrupt )
) returnfalse;
} if ( pOldUpper != pContent->GetUpper() )
{ const sal_uInt16 nCurNum = pContent->FindPageFrame()->GetPhyPageNum(); if ( nCurNum < pPage->GetPhyPageNum() )
m_nPreInvaPage = nCurNum;
// If the frame flowed backwards more than one page, we need to // start over again from the beginning, so nothing gets left out. if ( !IsCalcLayout() && pPage->GetPhyPageNum() > nCurNum+1 )
{
SetNextCycle( true ); // consider interrupt formatting if ( !mbFormatContentOnInterrupt )
{ returnfalse;
}
}
} // If the frame moved forwards to the next page, we re-run through // the predecessor. // This way, we catch predecessors which are now responsible for // retouching, but the footers will be touched also. bool bSetContent = true; if ( pContentPrev )
{ if (oPrevDeleteListener->WasDeleted())
{
SAL_WARN("sw", "ContentPrev was deleted"); returnfalse;
}
while ( pContent )
{
FormatContent_( pContent, pContent->FindPageFrame() );
// format floating screen objects at content text frame // pass correct page frame to the object formatter. if ( pContent->IsTextFrame() &&
!SwObjectFormatter::FormatObjsAtFrame(
*const_cast<SwContentFrame*>(pContent),
*(pContent->FindPageFrame()), this ) )
{ // restart format with first content
pContent = pFly->ContainsContent(); continue;
}
switch ( eJob )
{ case IdleJobType::ONLINE_SPELLING:
{
SwRect aRepaint( const_cast<SwTextFrame*>(pTextFrame)->AutoSpell_(*pTextNode, nPos) ); // PENDING should stop idle spell checking
m_bPageValid = m_bPageValid && (sw::WrongState::TODO != pTextNode->GetWrongDirty()); if ( aRepaint.HasArea() )
m_pImp->GetShell().InvalidateWindows( aRepaint ); if (Application::AnyInput(VCL_INPUT_ANY & VclInputFlags(~VclInputFlags::TIMER))) returntrue; break;
} case IdleJobType::AUTOCOMPLETE_WORDS: const_cast<SwTextFrame*>(pTextFrame)->CollectAutoCmplWrds(*pTextNode, nPos); // note: bPageValid remains true here even if the cursor // position is skipped, so no PENDING state needed currently if (Application::AnyInput(VCL_INPUT_ANY & VclInputFlags(~VclInputFlags::TIMER))) returntrue; break; case IdleJobType::WORD_COUNT:
{ const sal_Int32 nEnd = pTextNode->GetText().getLength();
SwDocStat aStat;
pTextNode->CountWords( aStat, 0, nEnd ); if ( Application::AnyInput() ) returntrue; break;
} case IdleJobType::SMART_TAGS:
{ try { const SwRect aRepaint( const_cast<SwTextFrame*>(pTextFrame)->SmartTagScan(*pTextNode) );
m_bPageValid = m_bPageValid && !pTextNode->IsSmartTagDirty(); if ( aRepaint.HasArea() )
m_pImp->GetShell().InvalidateWindows( aRepaint );
} catch( const css::uno::RuntimeException&) { // handle smarttag problems gracefully and provide diagnostics
TOOLS_WARN_EXCEPTION( "sw.core", "SMART_TAGS");
} if (Application::AnyInput(VCL_INPUT_ANY & VclInputFlags(~VclInputFlags::TIMER))) returntrue; break;
}
}
}
// The Flys that are anchored to the paragraph need to be considered too. if ( pCnt->GetDrawObjs() )
{ const SwSortedObjs &rObjs = *pCnt->GetDrawObjs(); for (SwAnchoredObject* pObj : rObjs)
{ if ( auto pFly = pObj->DynCastFlyFrame() )
{ if ( pFly->IsFlyInContentFrame() )
{ const SwContentFrame *pC = pFly->ContainsContent(); while( pC )
{ if ( pC->IsTextFrame() )
{ if ( DoIdleJob_( pC, eJob ) ) returntrue;
}
pC = pC->GetNextContentFrame();
}
}
}
}
} returnfalse;
}
case IdleJobType::AUTOCOMPLETE_WORDS:
{ if (!SwViewOption::IsAutoCompleteWords() || SwDoc::GetAutoCompleteWords().IsLockWordLstLocked()) returnfalse; returntrue;
}
case IdleJobType::WORD_COUNT:
{ return pViewShell->getIDocumentStatistics().GetDocStat().bModified;
}
case IdleJobType::SMART_TAGS:
{ const SwDoc* pDoc = pViewShell->GetDoc(); const SwDocShell* pShell = pDoc->GetDocShell(); if (!pShell) returnfalse;
if (pShell->IsHelpDocument() || pDoc->isXForms() || !SwSmartTagMgr::Get().IsSmartTagsEnabled()) returnfalse; returntrue;
}
}
returnfalse;
}
bool SwLayIdle::DoIdleJob(IdleJobType eJob, IdleJobArea eJobArea)
{ // Spellcheck all contents of the pages. Either only the // visible ones or all of them. const SwViewShell& rViewShell = m_pImp->GetShell();
// Check if job ius enabled and can run if (!isJobEnabled(eJob, &rViewShell)) returnfalse;
while ( pPage )
{
m_bPageValid = true; const SwContentFrame* pContentFrame = pPage->ContainsContent(); while (pContentFrame && pPage->IsAnLower(pContentFrame))
{ if (DoIdleJob_(pContentFrame, eJob))
{
SAL_INFO("sw.idle", "DoIdleJob " << sal_Int32(eJob) << " interrupted on page " << pPage->GetPhyPageNum()); returntrue;
}
pContentFrame = pContentFrame->GetNextContentFrame();
} if ( pPage->GetSortedObjs() )
{ for ( size_t i = 0; pPage->GetSortedObjs() &&
i < pPage->GetSortedObjs()->size(); ++i )
{ const SwAnchoredObject* pObj = (*pPage->GetSortedObjs())[i]; if ( auto pFly = pObj->DynCastFlyFrame() )
{ const SwContentFrame *pC = pFly->ContainsContent(); while( pC )
{ if ( pC->IsTextFrame() )
{ if ( DoIdleJob_( pC, eJob ) )
{
SAL_INFO("sw.idle", "DoIdleJob " << sal_Int32(eJob) << " interrupted on page " << pPage->GetPhyPageNum()); returntrue;
}
}
pC = pC->GetNextContentFrame();
}
}
}
}
if( m_bPageValid )
{ switch (eJob)
{ case IdleJobType::ONLINE_SPELLING:
pPage->ValidateSpelling(); break; case IdleJobType::AUTOCOMPLETE_WORDS:
pPage->ValidateAutoCompleteWords(); break; case IdleJobType::WORD_COUNT:
pPage->ValidateWordCount(); break; case IdleJobType::SMART_TAGS:
pPage->ValidateSmartTags(); break;
}
}
pPage = static_cast<SwPageFrame*>(pPage->GetNext()); // LOK case: VisArea() is the entire document and getLOKVisibleArea() may contain the actual // visible area. const SwRect &rVisArea = m_pImp->GetShell().VisArea();
SwRect aLokVisArea(m_pImp->GetShell().getLOKVisibleArea()); bool bUseLokVisArea = comphelper::LibreOfficeKit::isActive() && !aLokVisArea.IsEmpty(); const SwRect& rVis = bUseLokVisArea ? aLokVisArea : rVisArea; if (pPage && eJobArea == IdleJobArea::VISIBLE &&
!pPage->getFrameArea().Overlaps(rVis))
{ break;
}
} returnfalse;
}
#if HAVE_FEATURE_DESKTOP && defined DBG_UTIL void SwLayIdle::ShowIdle( Color eColor )
{ if ( m_bIndicator ) return;
m_bIndicator = true;
vcl::Window *pWin = m_pImp->GetShell().GetWin(); if (pWin && !pWin->SupportsDoubleBuffering()) // FIXME make this work with double-buffering
{
tools::Rectangle aRect( 0, 0, 5, 5 );
aRect = pWin->PixelToLogic( aRect ); // Depending on if idle layout is in progress or not, draw a "red square" or a "green square".
pWin->GetOutDev()->Push( vcl::PushFlags::FILLCOLOR|vcl::PushFlags::LINECOLOR );
pWin->GetOutDev()->SetFillColor( eColor );
pWin->GetOutDev()->SetLineColor();
pWin->GetOutDev()->DrawRect( aRect );
pWin->GetOutDev()->Pop();
}
} #define SHOW_IDLE( Color ) ShowIdle( Color ) #else #define SHOW_IDLE( Color ) #endif// DBG_UTIL
// First, spellcheck the visible area. Only if there's nothing // to do there, we trigger the IdleFormat. if ( !DoIdleJob(IdleJobType::SMART_TAGS, IdleJobArea::VISIBLE) &&
!DoIdleJob(IdleJobType::ONLINE_SPELLING, IdleJobArea::VISIBLE) &&
!DoIdleJob(IdleJobType::AUTOCOMPLETE_WORDS, IdleJobArea::VISIBLE) )
{ // Format, then register repaint rectangles with the SwViewShell if necessary. // This requires running artificial actions, so we don't get undesired // effects when for instance the page count gets changed. // We remember the shells where the cursor is visible, so we can make // it visible again if needed after a document change.
std::vector<bool> aBools; for(SwViewShell& rSh : m_pImp->GetShell().GetRingContainer())
{
++rSh.mnStartAction; bool bVis = false; if ( auto pCursorShell = dynamic_cast<SwCursorShell*>( &rSh) )
{
bVis = pCursorShell->GetCharRect().Overlaps(rSh.VisArea());
}
aBools.push_back( bVis );
}
SdrModel* pSdrModel = m_pImp->GetShell().getIDocumentDrawModelAccess().GetDrawModel(); bool bSdrModelIdle{}; if (pSdrModel)
{ // Let the draw views know that we're inside the idle layout.
bSdrModelIdle = pSdrModel->IsWriterIdle();
pSdrModel->SetWriterIdle(true);
}
aAction.Action(m_pImp->GetShell().GetOut());
if (pSdrModel)
{
pSdrModel->SetWriterIdle(bSdrModelIdle);
}
bInterrupt = aAction.IsInterrupt();
}
// Further start/end actions only happen if there were paints started // somewhere or if the visibility of the CharRects has changed. bool bActions = false;
size_t nBoolIdx = 0; for(SwViewShell& rSh : m_pImp->GetShell().GetRingContainer())
{
--rSh.mnStartAction;
// Are we supposed to crash if rSh isn't a cursor shell?! // bActions |= aTmp != rSh.VisArea() || // aBools[nBoolIdx] != ((SwCursorShell*)&rSh)->GetCharRect().IsOver( rSh.VisArea() );
// aBools[ i ] is true, if the i-th shell is a cursor shell (!!!) // and the cursor is visible.
bActions |= aTmp != rSh.VisArea(); if ( aTmp == rSh.VisArea() ) if ( auto pCursorShell = dynamic_cast< SwCursorShell*>( &rSh) )
bActions |= aBools[nBoolIdx] != pCursorShell->GetCharRect().Overlaps( rSh.VisArea() );
}
++nBoolIdx;
}
if ( bActions )
{ // Prepare start/end actions via CursorShell, so the cursor, selection // and VisArea can be set correctly.
nBoolIdx = 0; for(SwViewShell& rSh : m_pImp->GetShell().GetRingContainer())
{
SwCursorShell* pCursorShell = dynamic_cast<SwCursorShell*>( &rSh);
if ( pCursorShell )
pCursorShell->SttCursorMove();
// If there are accrued paints, it's best to simply invalidate // the whole window. Otherwise there would arise paint problems whose // solution would be disproportionally expensive.
SwViewShellImp *pViewImp = rSh.Imp(); bool bUnlock = false; if ( pViewImp->HasPaintRegion() )
{
SAL_INFO("sw.idle", "Disappointing full document invalidation");
pViewImp->DeletePaintRegion();
// Cause a repaint with virtual device.
rSh.LockPaint(LockPaintReason::SwLayIdle);
bUnlock = true;
}
if ( pCursorShell ) // If the Cursor was visible, we need to make it visible again. // Otherwise, EndCursorMove with true for IdleEnd
pCursorShell->EndCursorMove( !aBools[nBoolIdx] ); if( bUnlock )
{ if( pCursorShell )
{ // UnlockPaint overwrite the selection from the // CursorShell and calls the virtual method paint // to fill the virtual device. This fill don't have // paint the selection! -> Set the focus flag at // CursorShell and it doesn't paint the selection.
pCursorShell->ShellLoseFocus();
pCursorShell->UnlockPaint( true );
pCursorShell->ShellGetFocus();
} else
rSh.UnlockPaint( true );
}
++nBoolIdx;
}
}
if (!bInterrupt)
{ if (!DoIdleJob(IdleJobType::WORD_COUNT, IdleJobArea::ALL)) if (!DoIdleJob(IdleJobType::SMART_TAGS, IdleJobArea::ALL)) if (!DoIdleJob(IdleJobType::ONLINE_SPELLING, IdleJobArea::ALL))
DoIdleJob(IdleJobType::AUTOCOMPLETE_WORDS, IdleJobArea::ALL);
}
#ifdef DBG_UTIL if ( m_bIndicator && m_pImp->GetShell().GetWin() )
{ // Do not invalidate indicator, this may cause an endless loop. Instead, just repaint it // This should be replaced by an overlay object in the future, anyways. Since it's only for debug // purposes, it is not urgent.
m_bIndicator = false; SHOW_IDLE( COL_LIGHTGREEN );
} #endif
}
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