/home/maarten/src/libreoffice/core/include/rtl/ref.hxx

Bug Summary

File:	home/maarten/src/libreoffice/core/include/rtl/ref.hxx
Warning:	line 192, column 9 Use of memory after it is freed

Annotated Source Code

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clang -cc1 -cc1 -triple x86_64-unknown-linux-gnu -analyze -disable-free -disable-llvm-verifier -discard-value-names -main-file-name hdft.cxx -analyzer-store=region -analyzer-opt-analyze-nested-blocks -analyzer-checker=core -analyzer-checker=apiModeling -analyzer-checker=unix -analyzer-checker=deadcode -analyzer-checker=cplusplus -analyzer-checker=security.insecureAPI.UncheckedReturn -analyzer-checker=security.insecureAPI.getpw -analyzer-checker=security.insecureAPI.gets -analyzer-checker=security.insecureAPI.mktemp -analyzer-checker=security.insecureAPI.mkstemp -analyzer-checker=security.insecureAPI.vfork -analyzer-checker=nullability.NullPassedToNonnull -analyzer-checker=nullability.NullReturnedFromNonnull -analyzer-output plist -w -setup-static-analyzer -mrelocation-model pic -pic-level 2 -mframe-pointer=all -fmath-errno -fno-rounding-math -mconstructor-aliases -munwind-tables -target-cpu x86-64 -fno-split-dwarf-inlining -debugger-tuning=gdb -resource-dir /usr/lib64/clang/11.0.0 -D BOOST_ERROR_CODE_HEADER_ONLY -D BOOST_SYSTEM_NO_DEPRECATED -D CPPU_ENV=gcc3 -D LINUX -D OSL_DEBUG_LEVEL=1 -D SAL_LOG_INFO -D SAL_LOG_WARN -D UNIX -D UNX -D X86_64 -D _PTHREADS -D _REENTRANT -D SVX_DLLIMPLEMENTATION -D EXCEPTIONS_ON -D LIBO_INTERNAL_ONLY -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/icu/source -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/icu/source/i18n -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/icu/source/common -I /home/maarten/src/libreoffice/core/external/boost/include -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/boost -I /home/maarten/src/libreoffice/core/svx/inc -I /home/maarten/src/libreoffice/core/svx/source/inc -I /home/maarten/src/libreoffice/core/include -I /usr/lib/jvm/java-11-openjdk-11.0.9.10-0.0.ea.fc33.x86_64/include -I /usr/lib/jvm/java-11-openjdk-11.0.9.10-0.0.ea.fc33.x86_64/include/linux -I /home/maarten/src/libreoffice/core/config_host -I /home/maarten/src/libreoffice/core/workdir/UnoApiHeadersTarget/udkapi/normal -I /home/maarten/src/libreoffice/core/workdir/UnoApiHeadersTarget/offapi/normal -I /home/maarten/src/libreoffice/core/workdir/CustomTarget/officecfg/registry -internal-isystem /usr/bin/../lib/gcc/x86_64-redhat-linux/10/../../../../include/c++/10 -internal-isystem /usr/bin/../lib/gcc/x86_64-redhat-linux/10/../../../../include/c++/10/x86_64-redhat-linux -internal-isystem /usr/bin/../lib/gcc/x86_64-redhat-linux/10/../../../../include/c++/10/backward -internal-isystem /usr/local/include -internal-isystem /usr/lib64/clang/11.0.0/include -internal-externc-isystem /include -internal-externc-isystem /usr/include -O0 -Wno-missing-braces -std=c++17 -fdeprecated-macro -fdebug-compilation-dir /home/maarten/src/libreoffice/core -ferror-limit 19 -fvisibility hidden -fvisibility-inlines-hidden -stack-protector 2 -fgnuc-version=4.2.1 -fcxx-exceptions -fexceptions -debug-info-kind=constructor -analyzer-output=html -faddrsig -o /home/maarten/tmp/wis/scan-build-libreoffice/output/report/2020-10-07-141433-9725-1 -x c++ /home/maarten/src/libreoffice/core/svx/source/dialog/hdft.cxx

/home/maarten/src/libreoffice/core/svx/source/dialog/hdft.cxx

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1/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2/*
* 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 .
*/

20#include <svl/itemiter.hxx>
21#include <sfx2/objsh.hxx>
22#include <svx/svxids.hrc>

24#include <svl/intitem.hxx>
25#include <svtools/unitconv.hxx>

27#include <svx/hdft.hxx>
28#include <svx/pageitem.hxx>

30#include <svx/dlgutil.hxx>
31#include <sfx2/htmlmode.hxx>
32#include <osl/diagnose.h>

34#include <editeng/brushitem.hxx>
35#include <editeng/lrspitem.hxx>
36#include <editeng/ulspitem.hxx>
37#include <editeng/sizeitem.hxx>
38#include <editeng/boxitem.hxx>

40#include <svx/svxdlg.hxx>
41#include <memory>

43#include <svx/xdef.hxx>
44#include <svx/xfillit0.hxx>
45#include <svx/unobrushitemhelper.hxx>

47using namespace com::sun::star;

49// Word 97 incompatibility (#i19922#)
50// #i19922# - tdf#126051 see cui/source/tabpages/page.cxx and sw/source/uibase/sidebar/PageMarginControl.hxx
51const long MINBODY = 56;  // 1mm in twips rounded

53// default distance to Header or footer
54const long DEF_DIST_WRITER = 500;    // 5mm (Writer)
55const long DEF_DIST_CALC = 250;      // 2.5mm (Calc)

57const sal_uInt16 SvxHFPage::pRanges[] =
58{
  SID_ATTR_BRUSH( 10000 + 1 ),          SID_ATTR_BRUSH( 10000 + 1 ),

  // Support DrawingLayer FillStyles (no real call to below GetRanges()
  // detected, still do the complete transition)
  XATTR_FILL_FIRST,        XATTR_FILL_LAST,

  SID_ATTR_BORDER_OUTER( 10000 + 24 ),   SID_ATTR_BORDER_OUTER( 10000 + 24 ),
  SID_ATTR_BORDER_INNERTypedWhichId<SvxBoxInfoItem>( 10000 + 23 ),   SID_ATTR_BORDER_INNERTypedWhichId<SvxBoxInfoItem>( 10000 + 23 ),
  SID_ATTR_BORDER_SHADOW( 10000 + 25 ),  SID_ATTR_BORDER_SHADOW( 10000 + 25 ),
  SID_ATTR_LRSPACE( 10000 + 48 ),        SID_ATTR_LRSPACE( 10000 + 48 ),
  SID_ATTR_ULSPACE( 10000 + 49 ),        SID_ATTR_ULSPACE( 10000 + 49 ),
  SID_ATTR_PAGE_SIZETypedWhichId<SvxSizeItem>( 10000 + 51 ),      SID_ATTR_PAGE_SIZETypedWhichId<SvxSizeItem>( 10000 + 51 ),
  SID_ATTR_PAGE_HEADERSETTypedWhichId<SvxSetItem>( 10000 + 57 ), SID_ATTR_PAGE_HEADERSETTypedWhichId<SvxSetItem>( 10000 + 57 ),
  SID_ATTR_PAGE_FOOTERSETTypedWhichId<SvxSetItem>( 10000 + 58 ), SID_ATTR_PAGE_FOOTERSETTypedWhichId<SvxSetItem>( 10000 + 58 ),
  SID_ATTR_PAGE_ONTypedWhichId<SfxBoolItem>( 10000 + 59 ),        SID_ATTR_PAGE_ONTypedWhichId<SfxBoolItem>( 10000 + 59 ),
  SID_ATTR_PAGE_DYNAMICTypedWhichId<SfxBoolItem>( 10000 + 60 ),   SID_ATTR_PAGE_DYNAMICTypedWhichId<SfxBoolItem>( 10000 + 60 ),
  SID_ATTR_PAGE_SHAREDTypedWhichId<SfxBoolItem>( 10000 + 61 ),    SID_ATTR_PAGE_SHAREDTypedWhichId<SfxBoolItem>( 10000 + 61 ),
  SID_ATTR_PAGE_SHARED_FIRST( 10000 + 1114 ),    SID_ATTR_PAGE_SHARED_FIRST( 10000 + 1114 ),
  SID_ATTR_HDFT_DYNAMIC_SPACING( 10000 + 953 ), SID_ATTR_HDFT_DYNAMIC_SPACING( 10000 + 953 ),
  0
79};

81namespace svx {

  bool ShowBorderBackgroundDlg(weld::Window* pParent, SfxItemSet* pBBSet)
  {
      bool bRes = false;
      SvxAbstractDialogFactory* pFact = SvxAbstractDialogFactory::Create();
      ScopedVclPtr<SfxAbstractTabDialog> pDlg(pFact->CreateSvxBorderBackgroundDlg(pParent, *pBBSet, true /*bEnableDrawingLayerFillStyles*/));
1
Calling constructor for 'ScopedVclPtr<SfxAbstractTabDialog>'→
8
←
Returning from constructor for 'ScopedVclPtr<SfxAbstractTabDialog>'→
9
←
Calling implicit destructor for 'VclPtr<SfxAbstractTabDialog>'→
10
←
Calling '~Reference'→
17
←
Returning from '~Reference'→
18
←
Returning from destructor for 'VclPtr<SfxAbstractTabDialog>'→
      if ( pDlg->Execute() == RET_OK && pDlg->GetOutputItemSet() )
19
←
Calling 'VclPtr::operator->'→
      {
          SfxItemIter aIter( *pDlg->GetOutputItemSet() );

          for (const SfxPoolItem* pItem = aIter.GetCurItem(); pItem; pItem = aIter.NextItem())
          {
              if ( !IsInvalidItem( pItem ) )
                  pBBSet->Put( *pItem );
          }
          bRes = true;
      }
      return bRes;
  }
101}

103std::unique_ptr<SfxTabPage> SvxHeaderPage::Create( weld::Container* pPage, weld::DialogController* pController, const SfxItemSet* rSet )
104{
  return std::make_unique<SvxHeaderPage>( pPage, pController, *rSet );
106}

108std::unique_ptr<SfxTabPage> SvxFooterPage::Create( weld::Container* pPage, weld::DialogController* pController, const SfxItemSet* rSet )
109{
  return std::make_unique<SvxFooterPage>( pPage, pController, *rSet );
111}

113SvxHeaderPage::SvxHeaderPage(weld::Container* pPage, weld::DialogController* pController, const SfxItemSet& rAttr)
  : SvxHFPage( pPage, pController, rAttr, SID_ATTR_PAGE_HEADERSETTypedWhichId<SvxSetItem>( 10000 + 57 ) )
115{
116}

118SvxFooterPage::SvxFooterPage(weld::Container* pPage, weld::DialogController* pController, const SfxItemSet& rAttr)
  : SvxHFPage( pPage, pController, rAttr, SID_ATTR_PAGE_FOOTERSETTypedWhichId<SvxSetItem>( 10000 + 58 ) )
120{
121}

123SvxHFPage::SvxHFPage(weld::Container* pPage, weld::DialogController* pController, const SfxItemSet& rSet, sal_uInt16 nSetId)
  : SfxTabPage(pPage, pController, "svx/ui/headfootformatpage.ui", "HFFormatPage", &rSet)
  , nId(nSetId)
  , mbDisableQueryBox(false)
  , mbEnableDrawingLayerFillStyles(false)
  , m_xCntSharedBox(m_xBuilder->weld_check_button("checkSameLR"))
  , m_xCntSharedFirstBox(m_xBuilder->weld_check_button("checkSameFP"))
  , m_xLMLbl(m_xBuilder->weld_label("labelLeftMarg"))
  , m_xLMEdit(m_xBuilder->weld_metric_spin_button("spinMargLeft", FieldUnit::CM))
  , m_xRMLbl(m_xBuilder->weld_label("labelRightMarg"))
  , m_xRMEdit(m_xBuilder->weld_metric_spin_button("spinMargRight", FieldUnit::CM))
  , m_xDistFT(m_xBuilder->weld_label("labelSpacing"))
  , m_xDistEdit(m_xBuilder->weld_metric_spin_button("spinSpacing", FieldUnit::CM))
  , m_xDynSpacingCB(m_xBuilder->weld_check_button("checkDynSpacing"))
  , m_xHeightFT(m_xBuilder->weld_label("labelHeight"))
  , m_xHeightEdit(m_xBuilder->weld_metric_spin_button("spinHeight", FieldUnit::CM))
  , m_xHeightDynBtn(m_xBuilder->weld_check_button("checkAutofit"))
  , m_xBackgroundBtn(m_xBuilder->weld_button("buttonMore"))
  , m_xBspWin(new weld::CustomWeld(*m_xBuilder, "drawingareaPageHF", m_aBspWin))
142{
  //swap header <-> footer in UI
  if (nId == SID_ATTR_PAGE_FOOTERSETTypedWhichId<SvxSetItem>( 10000 + 58 ))
  {
      m_xContainer->set_help_id("svx/ui/headfootformatpage/FFormatPage");
      m_xPageLbl = m_xBuilder->weld_label("labelFooterFormat");
      m_xTurnOnBox = m_xBuilder->weld_check_button("checkFooterOn");

      /* Set custom HIDs for the Footer help page (shared/01/05040400.xhp)
      otherwise it would display the same extended help
      on both the Header and Footer tabs */
      m_xCntSharedBox->set_help_id( "SVX_HID_FOOTER_CHECKSAMELR" );
      m_xCntSharedFirstBox->set_help_id( "SVX_HID_FOOTER_CHECKSAMEFP" );
      m_xLMEdit->set_help_id( "SVX_HID_FOOTER_SPINMARGLEFT" );
      m_xRMEdit->set_help_id( "SVX_HID_FOOTER_SPINMARGRIGHT" );
      m_xDistEdit->set_help_id( "SVX_HID_FOOTER_SPINSPACING" );
      m_xDynSpacingCB->set_help_id( "SVX_HID_FOOTER_CHECKDYNSPACING" );
      m_xHeightEdit->set_help_id( "SVX_HID_FOOTER_SPINHEIGHT" );
      m_xHeightDynBtn->set_help_id( "SVX_HID_FOOTER_CHECKAUTOFIT" );
      m_xBackgroundBtn->set_help_id( "SVX_HID_FOOTER_BUTTONMORE" );
  }
  else //Header
  {
      m_xContainer->set_help_id("svx/ui/headfootformatpage/HFormatPage");
      m_xPageLbl = m_xBuilder->weld_label("labelHeaderFormat");
      m_xTurnOnBox = m_xBuilder->weld_check_button("checkHeaderOn");
  }
  m_xTurnOnBox->show();
  m_xPageLbl->show();

  InitHandler();
  m_aBspWin.EnableRTL(false);

  // This Page needs ExchangeSupport
  SetExchangeSupport();

  // Set metrics
  FieldUnit eFUnit = GetModuleFieldUnit( rSet );
  SetFieldUnit( *m_xDistEdit, eFUnit );
  SetFieldUnit( *m_xHeightEdit, eFUnit );
  SetFieldUnit( *m_xLMEdit, eFUnit );
  SetFieldUnit( *m_xRMEdit, eFUnit );
184}

186SvxHFPage::~SvxHFPage()
187{
188}

190bool SvxHFPage::FillItemSet( SfxItemSet* rSet )
191{
  const sal_uInt16 nWSize = GetWhich(SID_ATTR_PAGE_SIZETypedWhichId<SvxSizeItem>( 10000 + 51 ));
  const sal_uInt16 nWLRSpace = GetWhich(SID_ATTR_LRSPACE( 10000 + 48 ));
  const sal_uInt16 nWULSpace = GetWhich(SID_ATTR_ULSPACE( 10000 + 49 ));
  const sal_uInt16 nWOn = GetWhich(SID_ATTR_PAGE_ONTypedWhichId<SfxBoolItem>( 10000 + 59 ));
  const sal_uInt16 nWDynamic = GetWhich(SID_ATTR_PAGE_DYNAMICTypedWhichId<SfxBoolItem>( 10000 + 60 ));
  const sal_uInt16 nWDynSpacing = GetWhich(SID_ATTR_HDFT_DYNAMIC_SPACING( 10000 + 953 ));
  const sal_uInt16 nWShared = GetWhich(SID_ATTR_PAGE_SHAREDTypedWhichId<SfxBoolItem>( 10000 + 61 ));
  const sal_uInt16 nWSharedFirst = GetWhich( SID_ATTR_PAGE_SHARED_FIRST( 10000 + 1114 ) );
  const sal_uInt16 nWBrush = GetWhich(SID_ATTR_BRUSH( 10000 + 1 ));
  const sal_uInt16 nWBox = GetWhich(SID_ATTR_BORDER_OUTER( 10000 + 24 ));
  const sal_uInt16 nWBoxInfo = GetWhich(SID_ATTR_BORDER_INNERTypedWhichId<SvxBoxInfoItem>( 10000 + 23 ));
  const sal_uInt16 nWShadow = GetWhich(SID_ATTR_BORDER_SHADOW( 10000 + 25 ));

  const sal_uInt16 aWhichTab[] = {
      nWSize, nWSize,
      nWLRSpace, nWLRSpace,
      nWULSpace, nWULSpace,
      nWOn, nWOn,
      nWDynamic, nWDynamic,
      nWShared, nWShared,
      nWSharedFirst, nWSharedFirst,
      nWBrush, nWBrush,
      nWBoxInfo, nWBoxInfo,
      nWBox, nWBox,
      nWShadow, nWShadow,
      nWDynSpacing, nWDynSpacing,

      // take over DrawingLayer FillStyles
      XATTR_FILL_FIRST, XATTR_FILL_LAST,                // [1014

      0, 0};

  const SfxItemSet& rOldSet = GetItemSet();
  SfxItemPool* pPool = rOldSet.GetPool();
  DBG_ASSERT(pPool,"no pool :-(")do { if (true && (!(pPool))) { sal_detail_logFormat((
SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.tools"), ("/home/maarten/src/libreoffice/core/svx/source/dialog/hdft.cxx"
 ":" "226" ": "), "%s", "no pool :-("); } } while (false);
  MapUnit eUnit = pPool->GetMetric(nWSize);
  SfxItemSet aSet(*pPool,aWhichTab);

  if(mbEnableDrawingLayerFillStyles)
  {
      // When using the XATTR_FILLSTYLE DrawingLayer FillStyle definition
      // extra action has to be done here since the pool default is drawing::FillStyle_SOLID
      // instead of drawing::FillStyle_NONE (to have the default blue fill color at start).
      aSet.Put(XFillStyleItem(drawing::FillStyle_NONE));
  }

  aSet.Put( SfxBoolItem( nWOn,      m_xTurnOnBox->get_active() ) );
  aSet.Put( SfxBoolItem( nWDynamic, m_xHeightDynBtn->get_active() ) );
  aSet.Put( SfxBoolItem( nWShared,  m_xCntSharedBox->get_active() ) );
  if(m_xCntSharedFirstBox->get_visible())
      aSet.Put(SfxBoolItem(nWSharedFirst,  m_xCntSharedFirstBox->get_active()));
  if (m_xDynSpacingCB->get_visible() && SfxItemPool::IsWhich(nWDynSpacing))
  {
      std::unique_ptr<SfxBoolItem> pBoolItem(static_cast<SfxBoolItem*>(pPool->GetDefaultItem(nWDynSpacing).Clone()));
      pBoolItem->SetValue(m_xDynSpacingCB->get_active());
      aSet.Put(std::move(pBoolItem));
  }

  // Size
  SvxSizeItem aSizeItem( static_cast<const SvxSizeItem&>(rOldSet.Get( nWSize )) );
  Size        aSize( aSizeItem.GetSize() );
  long        nDist = GetCoreValue( *m_xDistEdit, eUnit );
  long        nH    = GetCoreValue( *m_xHeightEdit, eUnit );

  nH += nDist; // add distance
  aSize.setHeight( nH );
  aSizeItem.SetSize( aSize );
  aSet.Put( aSizeItem );

  // Margins
  SvxLRSpaceItem aLR( nWLRSpace );
  aLR.SetLeft( static_cast<sal_uInt16>(GetCoreValue( *m_xLMEdit, eUnit )) );
  aLR.SetRight( static_cast<sal_uInt16>(GetCoreValue( *m_xRMEdit, eUnit )) );
  aSet.Put( aLR );

  SvxULSpaceItem aUL( nWULSpace );
  if ( nId == SID_ATTR_PAGE_HEADERSETTypedWhichId<SvxSetItem>( 10000 + 57 ) )
      aUL.SetLower( static_cast<sal_uInt16>(nDist) );
  else
      aUL.SetUpper( static_cast<sal_uInt16>(nDist) );
  aSet.Put( aUL );

  // Background and border?
  if (pBBSet)
  {
      aSet.Put(*pBBSet);
  }
  else
  {
      const SfxPoolItem* pItem;

      if(SfxItemState::SET == GetItemSet().GetItemState(GetWhich(nId), false, &pItem))
      {
          const SfxItemSet* _pSet = &(static_cast< const SvxSetItem* >(pItem)->GetItemSet());

          if(_pSet->GetItemState(nWBrush) == SfxItemState::SET)
          {
              aSet.Put(_pSet->Get(nWBrush));
          }

          if(_pSet->GetItemState(nWBoxInfo) == SfxItemState::SET)
          {
              aSet.Put(_pSet->Get(nWBoxInfo));
          }

          if(_pSet->GetItemState(nWBox) == SfxItemState::SET)
          {
              aSet.Put(_pSet->Get(nWBox));
          }

          if(_pSet->GetItemState(nWShadow) == SfxItemState::SET)
          {
              aSet.Put(_pSet->Get(nWShadow));
          }

          // take care of [XATTR_XATTR_FILL_FIRST .. XATTR_FILL_LAST]
          for(sal_uInt16 nFillStyleId(XATTR_FILL_FIRST); nFillStyleId <= XATTR_FILL_LAST; nFillStyleId++)
          {
              if(_pSet->GetItemState(nFillStyleId) == SfxItemState::SET)
              {
                  aSet.Put(_pSet->Get(nFillStyleId));
              }
          }
      }
  }

  // Flush the SetItem
  SvxSetItem aSetItem( GetWhich( nId ), aSet );
  rSet->Put( aSetItem );

  return true;
323}


326void SvxHFPage::Reset( const SfxItemSet* rSet )
327{
  ActivatePage( *rSet );
  ResetBackground_Impl( *rSet );

  SfxItemPool* pPool = GetItemSet().GetPool();
  DBG_ASSERT( pPool, "Where is the pool" )do { if (true && (!(pPool))) { sal_detail_logFormat((
SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.tools"), ("/home/maarten/src/libreoffice/core/svx/source/dialog/hdft.cxx"
 ":" "332" ": "), "%s", "Where is the pool"); } } while (false
);
  MapUnit eUnit = pPool->GetMetric( GetWhich( SID_ATTR_PAGE_SIZETypedWhichId<SvxSizeItem>( 10000 + 51 ) ) );

  //hide "same content on first page when this is calc
  bool bIsCalc = false;
  const SfxPoolItem* pExt1 = GetItem(*rSet, SID_ATTR_PAGE_EXT1( 10000 + 55 ));
  const SfxPoolItem* pExt2 = GetItem(*rSet, SID_ATTR_PAGE_EXT2TypedWhichId<SfxBoolItem>( 10000 + 56 ));
  if (dynamic_cast<const SfxBoolItem*>(pExt1) && dynamic_cast<const SfxBoolItem*>(pExt2) )
      bIsCalc = true;
  m_xCntSharedFirstBox->set_visible(!bIsCalc);

  // Evaluate header-/footer- attributes
  const SvxSetItem* pSetItem = nullptr;

  if ( SfxItemState::SET == rSet->GetItemState( GetWhich(nId), false,
                                          reinterpret_cast<const SfxPoolItem**>(&pSetItem) ) )
  {
      const SfxItemSet& rHeaderSet = pSetItem->GetItemSet();
      const SfxBoolItem& rHeaderOn =
          static_cast<const SfxBoolItem&>(rHeaderSet.Get(GetWhich(SID_ATTR_PAGE_ONTypedWhichId<SfxBoolItem>( 10000 + 59 ))));

      m_xTurnOnBox->set_active(rHeaderOn.GetValue());

      if ( rHeaderOn.GetValue() )
      {
          const SfxBoolItem& rDynamic =
              static_cast<const SfxBoolItem&>(rHeaderSet.Get( GetWhich( SID_ATTR_PAGE_DYNAMICTypedWhichId<SfxBoolItem>( 10000 + 60 ) ) ));
          const SfxBoolItem& rShared =
              static_cast<const SfxBoolItem&>(rHeaderSet.Get( GetWhich( SID_ATTR_PAGE_SHAREDTypedWhichId<SfxBoolItem>( 10000 + 61 ) ) ));
          const SfxBoolItem* pSharedFirst = nullptr;
          if (rHeaderSet.HasItem(GetWhich(SID_ATTR_PAGE_SHARED_FIRST( 10000 + 1114 ))))
              pSharedFirst = static_cast<const SfxBoolItem*>(&rHeaderSet.Get( GetWhich( SID_ATTR_PAGE_SHARED_FIRST( 10000 + 1114 ) ) ));
          const SvxSizeItem& rSize =
              static_cast<const SvxSizeItem&>(rHeaderSet.Get( GetWhich( SID_ATTR_PAGE_SIZETypedWhichId<SvxSizeItem>( 10000 + 51 ) ) ));
          const SvxULSpaceItem& rUL =
              static_cast<const SvxULSpaceItem&>(rHeaderSet.Get( GetWhich( SID_ATTR_ULSPACE( 10000 + 49 ) ) ));
          const SvxLRSpaceItem& rLR =
              static_cast<const SvxLRSpaceItem&>(rHeaderSet.Get( GetWhich( SID_ATTR_LRSPACE( 10000 + 48 ) ) ));
          if (m_xDynSpacingCB->get_visible())
          {
              const SfxBoolItem& rDynSpacing =
                  static_cast<const SfxBoolItem&>(rHeaderSet.Get(GetWhich(SID_ATTR_HDFT_DYNAMIC_SPACING( 10000 + 953 ))));
              m_xDynSpacingCB->set_active(rDynSpacing.GetValue());
          }


          if ( nId == SID_ATTR_PAGE_HEADERSETTypedWhichId<SvxSetItem>( 10000 + 57 ) )
          {   // Header
              SetMetricValue( *m_xDistEdit, rUL.GetLower(), eUnit );
              SetMetricValue( *m_xHeightEdit, rSize.GetSize().Height() - rUL.GetLower(), eUnit );
          }
          else
          {   // Footer
              SetMetricValue( *m_xDistEdit, rUL.GetUpper(), eUnit );
              SetMetricValue( *m_xHeightEdit, rSize.GetSize().Height() - rUL.GetUpper(), eUnit );
          }

          m_xHeightDynBtn->set_active(rDynamic.GetValue());
          SetMetricValue( *m_xLMEdit, rLR.GetLeft(), eUnit );
          SetMetricValue( *m_xRMEdit, rLR.GetRight(), eUnit );
          m_xCntSharedBox->set_active(rShared.GetValue());
          if (pSharedFirst)
              m_xCntSharedFirstBox->set_active(pSharedFirst->GetValue());
          else
              m_xCntSharedFirstBox->hide();
      }
      else
          pSetItem = nullptr;
  }
  else
  {
      // defaults for distance and height
      long nDefaultDist = bIsCalc ? DEF_DIST_CALC : DEF_DIST_WRITER;
      SetMetricValue( *m_xDistEdit, nDefaultDist, MapUnit::Map100thMM );
      SetMetricValue( *m_xHeightEdit, 500, MapUnit::Map100thMM );
  }

  if ( !pSetItem )
  {
      m_xTurnOnBox->set_active(false);
      m_xHeightDynBtn->set_active(true);
      m_xCntSharedBox->set_active(true);
      m_xCntSharedFirstBox->set_active(true);
  }

  TurnOn(nullptr);

  m_xTurnOnBox->save_state();
  m_xDistEdit->save_value();
  m_xHeightEdit->save_value();
  m_xHeightDynBtn->save_state();
  m_xLMEdit->save_value();
  m_xRMEdit->save_value();
  m_xCntSharedBox->save_state();
  RangeHdl();

  const SfxPoolItem* pItem = nullptr;
  SfxObjectShell* pShell;
  if(SfxItemState::SET == rSet->GetItemState(SID_HTML_MODE(10000 + 414), false, &pItem) ||
      ( nullptr != (pShell = SfxObjectShell::Current()) &&
                  nullptr != (pItem = pShell->GetItem(SID_HTML_MODE(10000 + 414)))))
  {
      sal_uInt16 nHtmlMode = static_cast<const SfxUInt16Item*>(pItem)->GetValue();
      if (nHtmlMode & HTMLMODE_ON)
      {
          m_xCntSharedBox->hide();
          m_xBackgroundBtn->hide();
      }
  }

442}

444void SvxHFPage::InitHandler()
445{
  m_xTurnOnBox->connect_toggled(LINK(this, SvxHFPage, TurnOnHdl)::tools::detail::makeLink( ::tools::detail::castTo<SvxHFPage
 *>(this), &SvxHFPage::LinkStubTurnOnHdl));
  m_xDistEdit->connect_value_changed(LINK(this, SvxHFPage, ValueChangeHdl)::tools::detail::makeLink( ::tools::detail::castTo<SvxHFPage
 *>(this), &SvxHFPage::LinkStubValueChangeHdl));
  m_xHeightEdit->connect_value_changed(LINK(this,SvxHFPage,ValueChangeHdl)::tools::detail::makeLink( ::tools::detail::castTo<SvxHFPage
 *>(this), &SvxHFPage::LinkStubValueChangeHdl));

  m_xLMEdit->connect_value_changed(LINK(this,  SvxHFPage, ValueChangeHdl)::tools::detail::makeLink( ::tools::detail::castTo<SvxHFPage
 *>(this), &SvxHFPage::LinkStubValueChangeHdl));
  m_xRMEdit->connect_value_changed(LINK(this,  SvxHFPage, ValueChangeHdl)::tools::detail::makeLink( ::tools::detail::castTo<SvxHFPage
 *>(this), &SvxHFPage::LinkStubValueChangeHdl));
  m_xBackgroundBtn->connect_clicked(LINK(this,SvxHFPage, BackgroundHdl)::tools::detail::makeLink( ::tools::detail::castTo<SvxHFPage
 *>(this), &SvxHFPage::LinkStubBackgroundHdl));
453}

455void SvxHFPage::TurnOn(const weld::ToggleButton* pBox)
456{
  if (m_xTurnOnBox->get_active())
  {
      m_xDistFT->set_sensitive(true);
      m_xDistEdit->set_sensitive(true);
      m_xDynSpacingCB->set_sensitive(true);
      m_xHeightFT->set_sensitive(true);
      m_xHeightEdit->set_sensitive(true);
      m_xHeightDynBtn->set_sensitive(true);
      m_xLMLbl->set_sensitive(true);
      m_xLMEdit->set_sensitive(true);
      m_xRMLbl->set_sensitive(true);
      m_xRMEdit->set_sensitive(true);

      SvxPageUsage nUsage = m_aBspWin.GetUsage();

      if( nUsage == SvxPageUsage::Right || nUsage == SvxPageUsage::Left )
          m_xCntSharedBox->set_sensitive(false);
      else
      {
          m_xCntSharedBox->set_sensitive(true);
          m_xCntSharedFirstBox->set_sensitive(true);
      }
      m_xBackgroundBtn->set_sensitive(true);
  }
  else
  {
      bool bDelete = true;

      if (!mbDisableQueryBox && pBox && m_xTurnOnBox->get_saved_state() == TRISTATE_TRUE)
      {
          short nResult;
          if (nId == SID_ATTR_PAGE_HEADERSETTypedWhichId<SvxSetItem>( 10000 + 57 ))
          {
              DeleteHeaderDialog aDlg(GetFrameWeld());
              nResult = aDlg.run();
          }
          else
          {
              DeleteFooterDialog aDlg(GetFrameWeld());
              nResult = aDlg.run();
          }
          bDelete = nResult == RET_YES;
      }

      if ( bDelete )
      {
          m_xDistFT->set_sensitive(false);
          m_xDistEdit->set_sensitive(false);
          m_xDynSpacingCB->set_sensitive(false);
          m_xHeightFT->set_sensitive(false);
          m_xHeightEdit->set_sensitive(false);
          m_xHeightDynBtn->set_sensitive(false);

          m_xLMLbl->set_sensitive(false);
          m_xLMEdit->set_sensitive(false);
          m_xRMLbl->set_sensitive(false);
          m_xRMEdit->set_sensitive(false);

          m_xCntSharedBox->set_sensitive(false);
          m_xBackgroundBtn->set_sensitive(false);
          m_xCntSharedFirstBox->set_sensitive(false);
      }
      else
          m_xTurnOnBox->set_active(true);
  }
  UpdateExample();
523}

525IMPL_LINK(SvxHFPage, TurnOnHdl, weld::ToggleButton&, rBox, void)void SvxHFPage::LinkStubTurnOnHdl(void * instance, weld::ToggleButton
& data) { return static_cast<SvxHFPage *>(instance)
->TurnOnHdl(data); } void SvxHFPage::TurnOnHdl(weld::ToggleButton
& rBox)
526{
  TurnOn(&rBox);
528}

530IMPL_LINK_NOARG(SvxHFPage, BackgroundHdl, weld::Button&, void)void SvxHFPage::LinkStubBackgroundHdl(void * instance, weld::
Button& data) { return static_cast<SvxHFPage *>(instance
)->BackgroundHdl(data); } void SvxHFPage::BackgroundHdl(__attribute__
 ((unused)) weld::Button&)
531{
  if(!pBBSet)
  {
      // Use only the necessary items for border and background
      const sal_uInt16 nOuter(GetWhich(SID_ATTR_BORDER_OUTER( 10000 + 24 )));
      const sal_uInt16 nInner(GetWhich(SID_ATTR_BORDER_INNERTypedWhichId<SvxBoxInfoItem>( 10000 + 23 ), false));
      const sal_uInt16 nShadow(GetWhich(SID_ATTR_BORDER_SHADOW( 10000 + 25 )));

      if(mbEnableDrawingLayerFillStyles)
      {
          pBBSet.reset(new SfxItemSet(
              *GetItemSet().GetPool(),
              {{XATTR_FILL_FIRST, XATTR_FILL_LAST},  // DrawingLayer FillStyle definitions
              {SID_COLOR_TABLETypedWhichId<SvxColorListItem>( 10000 + 179 ), SID_PATTERN_LISTTypedWhichId<SvxPatternListItem>( 10000 + 183 )},   // XPropertyLists for Color, Gradient, Hatch and Graphic fills
              {nOuter, nOuter},
              {nInner, nInner},
              {nShadow, nShadow}}));

          // copy items for XPropertyList entries from the DrawModel so that
          // the Area TabPage can access them
          static const sal_uInt16 nCopyFlags[] = {
              SID_COLOR_TABLETypedWhichId<SvxColorListItem>( 10000 + 179 ),
              SID_GRADIENT_LISTTypedWhichId<SvxGradientListItem>( 10000 + 180 ),
              SID_HATCH_LISTTypedWhichId<SvxHatchListItem>( 10000 + 181 ),
              SID_BITMAP_LISTTypedWhichId<SvxBitmapListItem>( 10000 + 182 ),
              SID_PATTERN_LISTTypedWhichId<SvxPatternListItem>( 10000 + 183 ),
              0
          };

          for(sal_uInt16 a(0); nCopyFlags[a]; a++)
          {
              const SfxPoolItem* pItem = GetItemSet().GetItem(nCopyFlags[a]);

              if(pItem)
              {
                  pBBSet->Put(*pItem);
              }
              else
              {
                  OSL_ENSURE(false, "XPropertyList missing (!)")do { if (true && (!(false))) { sal_detail_logFormat((
SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/home/maarten/src/libreoffice/core/svx/source/dialog/hdft.cxx"
 ":" "570" ": "), "%s", "XPropertyList missing (!)"); } } while
 (false);
              }
          }
      }
      else
      {
          const sal_uInt16 nBrush(GetWhich(SID_ATTR_BRUSH( 10000 + 1 )));

          pBBSet.reset( new SfxItemSet(
              *GetItemSet().GetPool(),
              {{XATTR_FILL_FIRST, XATTR_FILL_LAST},
              {nBrush, nBrush},
              {nOuter, nOuter},
              {nInner, nInner},
              {nShadow, nShadow}}) );
      }

      const SfxPoolItem* pItem;

      if(SfxItemState::SET == GetItemSet().GetItemState(GetWhich(nId), false, &pItem))
      {
          // If a SfxItemSet from the SetItem for SID_ATTR_PAGE_HEADERSET or
          // SID_ATTR_PAGE_FOOTERSET exists, use its content
          pBBSet->Put(static_cast<const SvxSetItem*>(pItem)->GetItemSet());
      }
      else
      {
          if(mbEnableDrawingLayerFillStyles)
          {
              // The style for header/footer is not yet created, need to reset
              // XFillStyleItem to drawing::FillStyle_NONE which is the same as in the style
              // initialization. This needs to be done since the pool default for
              // XFillStyleItem is drawing::FillStyle_SOLID
              pBBSet->Put(XFillStyleItem(drawing::FillStyle_NONE));
          }
      }

      if(SfxItemState::SET == GetItemSet().GetItemState(nInner, false, &pItem))
      {
          // The set InfoItem is always required
          pBBSet->Put(*pItem);
      }
  }

  SvxAbstractDialogFactory* pFact = SvxAbstractDialogFactory::Create();

  VclPtr<SfxAbstractTabDialog> pDlg(pFact->CreateSvxBorderBackgroundDlg(
      GetFrameWeld(),
      *pBBSet,
      mbEnableDrawingLayerFillStyles));

  pDlg->StartExecuteAsync([pDlg, this](sal_Int32 nResult) {
      if (nResult == RET_OK && pDlg->GetOutputItemSet())
      {
          SfxItemIter aIter(*pDlg->GetOutputItemSet());

          for (const SfxPoolItem* pItem = aIter.GetCurItem(); pItem; pItem = aIter.NextItem())
          {
              if(!IsInvalidItem(pItem))
              {
                  pBBSet->Put(*pItem);
              }
          }

          {
              drawinglayer::attribute::SdrAllFillAttributesHelperPtr aFillAttributes;

              if (mbEnableDrawingLayerFillStyles)
              {
                  // create FillAttributes directly from DrawingLayer FillStyle entries
                  aFillAttributes =
                      std::make_shared<drawinglayer::attribute::SdrAllFillAttributesHelper>(*pBBSet);
              }
              else
              {
                  const sal_uInt16 nWhich = GetWhich(SID_ATTR_BRUSH( 10000 + 1 ));

                  if (pBBSet->GetItemState(nWhich) == SfxItemState::SET)
                  {
                      // create FillAttributes from SvxBrushItem
                      const SvxBrushItem& rItem
                          = static_cast<const SvxBrushItem&>(pBBSet->Get(nWhich));
                      SfxItemSet aTempSet(*pBBSet->GetPool(),
                                          svl::Items<XATTR_FILL_FIRST, XATTR_FILL_LAST>{});

                      setSvxBrushItemAsFillAttributesToTargetSet(rItem, aTempSet);
                      aFillAttributes =
                          std::make_shared<drawinglayer::attribute::SdrAllFillAttributesHelper>(aTempSet);
                  }
              }

              if (SID_ATTR_PAGE_HEADERSETTypedWhichId<SvxSetItem>( 10000 + 57 ) == nId)
              {
                  //m_aBspWin.SetHdColor(rItem.GetColor());
                  m_aBspWin.setHeaderFillAttributes(aFillAttributes);
              }
              else
              {
                  //m_aBspWin.SetFtColor(rItem.GetColor());
                  m_aBspWin.setFooterFillAttributes(aFillAttributes);
              }
          }
      }
      pDlg->disposeOnce();
  });

  UpdateExample();
677}

679void SvxHFPage::UpdateExample()
680{
  if ( nId == SID_ATTR_PAGE_HEADERSETTypedWhichId<SvxSetItem>( 10000 + 57 ) )
  {
      m_aBspWin.SetHeader( m_xTurnOnBox->get_active() );
      m_aBspWin.SetHdHeight( GetCoreValue( *m_xHeightEdit, MapUnit::MapTwip ) );
      m_aBspWin.SetHdDist( GetCoreValue( *m_xDistEdit, MapUnit::MapTwip ) );
      m_aBspWin.SetHdLeft( GetCoreValue( *m_xLMEdit, MapUnit::MapTwip ) );
      m_aBspWin.SetHdRight( GetCoreValue( *m_xRMEdit, MapUnit::MapTwip ) );
  }
  else
  {
      m_aBspWin.SetFooter( m_xTurnOnBox->get_active() );
      m_aBspWin.SetFtHeight( GetCoreValue( *m_xHeightEdit, MapUnit::MapTwip ) );
      m_aBspWin.SetFtDist( GetCoreValue( *m_xDistEdit, MapUnit::MapTwip ) );
      m_aBspWin.SetFtLeft( GetCoreValue( *m_xLMEdit, MapUnit::MapTwip ) );
      m_aBspWin.SetFtRight( GetCoreValue( *m_xRMEdit, MapUnit::MapTwip ) );
  }
  m_aBspWin.Invalidate();
698}

700void SvxHFPage::ResetBackground_Impl( const SfxItemSet& rSet )
701{
  sal_uInt16 nWhich(GetWhich(SID_ATTR_PAGE_HEADERSETTypedWhichId<SvxSetItem>( 10000 + 57 )));

  if (SfxItemState::SET == rSet.GetItemState(nWhich, false))
  {
      const SvxSetItem& rSetItem = static_cast< const SvxSetItem& >(rSet.Get(nWhich, false));
      const SfxItemSet& rTmpSet = rSetItem.GetItemSet();
      const SfxBoolItem& rOn = static_cast< const SfxBoolItem& >(rTmpSet.Get(GetWhich(SID_ATTR_PAGE_ONTypedWhichId<SfxBoolItem>( 10000 + 59 ))));

      if(rOn.GetValue())
      {
          drawinglayer::attribute::SdrAllFillAttributesHelperPtr aHeaderFillAttributes;

          if(mbEnableDrawingLayerFillStyles)
          {
              // create FillAttributes directly from DrawingLayer FillStyle entries
              aHeaderFillAttributes = std::make_shared<drawinglayer::attribute::SdrAllFillAttributesHelper>(rTmpSet);
          }
          else
          {
              nWhich = GetWhich(SID_ATTR_BRUSH( 10000 + 1 ));

              if(SfxItemState::SET == rTmpSet.GetItemState(nWhich))
              {
                  // create FillAttributes from SvxBrushItem
                  const SvxBrushItem& rItem = static_cast< const SvxBrushItem& >(rTmpSet.Get(nWhich));
                  SfxItemSet aTempSet(*rTmpSet.GetPool(), svl::Items<XATTR_FILL_FIRST, XATTR_FILL_LAST>{});

                  setSvxBrushItemAsFillAttributesToTargetSet(rItem, aTempSet);
                  aHeaderFillAttributes = std::make_shared<drawinglayer::attribute::SdrAllFillAttributesHelper>(aTempSet);
              }
          }

          m_aBspWin.setHeaderFillAttributes(aHeaderFillAttributes);
      }
  }

  nWhich = GetWhich(SID_ATTR_PAGE_FOOTERSETTypedWhichId<SvxSetItem>( 10000 + 58 ));

  if (SfxItemState::SET == rSet.GetItemState(nWhich, false))
  {
      const SvxSetItem& rSetItem = static_cast< const SvxSetItem& >(rSet.Get(nWhich, false));
      const SfxItemSet& rTmpSet = rSetItem.GetItemSet();
      const SfxBoolItem& rOn = static_cast< const SfxBoolItem& >(rTmpSet.Get(GetWhich(SID_ATTR_PAGE_ONTypedWhichId<SfxBoolItem>( 10000 + 59 ))));

      if(rOn.GetValue())
      {
          drawinglayer::attribute::SdrAllFillAttributesHelperPtr aFooterFillAttributes;

          if(mbEnableDrawingLayerFillStyles)
          {
              // create FillAttributes directly from DrawingLayer FillStyle entries
              aFooterFillAttributes = std::make_shared<drawinglayer::attribute::SdrAllFillAttributesHelper>(rTmpSet);
          }
          else
          {
              nWhich = GetWhich(SID_ATTR_BRUSH( 10000 + 1 ));

              if(SfxItemState::SET == rTmpSet.GetItemState(nWhich))
              {
                  // create FillAttributes from SvxBrushItem
                  const SvxBrushItem& rItem = static_cast< const SvxBrushItem& >(rTmpSet.Get(nWhich));
                  SfxItemSet aTempSet(*rTmpSet.GetPool(), svl::Items<XATTR_FILL_FIRST, XATTR_FILL_LAST>{});

                  setSvxBrushItemAsFillAttributesToTargetSet(rItem, aTempSet);
                  aFooterFillAttributes = std::make_shared<drawinglayer::attribute::SdrAllFillAttributesHelper>(aTempSet);
              }
          }

          m_aBspWin.setFooterFillAttributes(aFooterFillAttributes);
      }
  }

  drawinglayer::attribute::SdrAllFillAttributesHelperPtr aPageFillAttributes;

  if(mbEnableDrawingLayerFillStyles)
  {
      // create FillAttributes directly from DrawingLayer FillStyle entries
      aPageFillAttributes = std::make_shared<drawinglayer::attribute::SdrAllFillAttributesHelper>(rSet);
  }
  else
  {
      nWhich = GetWhich(SID_ATTR_BRUSH( 10000 + 1 ));

      if(rSet.GetItemState(nWhich) >= SfxItemState::DEFAULT)
      {
          // create FillAttributes from SvxBrushItem
          const SvxBrushItem& rItem = static_cast< const SvxBrushItem& >(rSet.Get(nWhich));
          SfxItemSet aTempSet(*rSet.GetPool(), svl::Items<XATTR_FILL_FIRST, XATTR_FILL_LAST>{});

          setSvxBrushItemAsFillAttributesToTargetSet(rItem, aTempSet);
          aPageFillAttributes = std::make_shared<drawinglayer::attribute::SdrAllFillAttributesHelper>(aTempSet);
      }
  }

  m_aBspWin.setPageFillAttributes(aPageFillAttributes);
797}

799void SvxHFPage::ActivatePage( const SfxItemSet& rSet )
800{
  const SfxPoolItem* pItem = GetItem( rSet, SID_ATTR_LRSPACE( 10000 + 48 ) );

  if ( pItem )
  {
      // Set left and right margins
      const SvxLRSpaceItem& rLRSpace = static_cast<const SvxLRSpaceItem&>(*pItem);

      m_aBspWin.SetLeft( rLRSpace.GetLeft() );
      m_aBspWin.SetRight( rLRSpace.GetRight() );
  }
  else
  {
      m_aBspWin.SetLeft( 0 );
      m_aBspWin.SetRight( 0 );
  }

  pItem = GetItem( rSet, SID_ATTR_ULSPACE( 10000 + 49 ) );

  if ( pItem )
  {
      // Set top and bottom margins
      const SvxULSpaceItem& rULSpace = static_cast<const SvxULSpaceItem&>(*pItem);

      m_aBspWin.SetTop( rULSpace.GetUpper() );
      m_aBspWin.SetBottom( rULSpace.GetLower() );
  }
  else
  {
      m_aBspWin.SetTop( 0 );
      m_aBspWin.SetBottom( 0 );
  }

  SvxPageUsage nUsage = SvxPageUsage::All;
  pItem = GetItem( rSet, SID_ATTR_PAGETypedWhichId<SvxPageItem>( 10000 + 50 ) );

  if ( pItem )
      nUsage = static_cast<const SvxPageItem*>(pItem)->GetPageUsage();

  m_aBspWin.SetUsage( nUsage );

  if ( SvxPageUsage::Right == nUsage || SvxPageUsage::Left == nUsage )
      m_xCntSharedBox->set_sensitive(false);
  else
  {
      m_xCntSharedBox->set_sensitive(true);
      m_xCntSharedFirstBox->set_sensitive(true);
  }
  pItem = GetItem( rSet, SID_ATTR_PAGE_SIZETypedWhichId<SvxSizeItem>( 10000 + 51 ) );

  if ( pItem )
  {
      // Orientation and Size from the PageItem
      const SvxSizeItem& rSize = static_cast<const SvxSizeItem&>(*pItem);
      // if the size is already swapped (Landscape)
      m_aBspWin.SetSize( rSize.GetSize() );
  }

  // Evaluate Header attribute
  const SvxSetItem* pSetItem = nullptr;

  if ( SfxItemState::SET == rSet.GetItemState( GetWhich( SID_ATTR_PAGE_HEADERSETTypedWhichId<SvxSetItem>( 10000 + 57 ) ),
                                          false,
                                          reinterpret_cast<const SfxPoolItem**>(&pSetItem) ) )
  {
      const SfxItemSet& rHeaderSet = pSetItem->GetItemSet();
      const SfxBoolItem& rHeaderOn =
          static_cast<const SfxBoolItem&>(rHeaderSet.Get( GetWhich( SID_ATTR_PAGE_ONTypedWhichId<SfxBoolItem>( 10000 + 59 ) ) ));

      if ( rHeaderOn.GetValue() )
      {
          const SvxSizeItem& rSize = static_cast<const SvxSizeItem&>(
              rHeaderSet.Get( GetWhich( SID_ATTR_PAGE_SIZETypedWhichId<SvxSizeItem>( 10000 + 51 ) ) ));
          const SvxULSpaceItem& rUL = static_cast<const SvxULSpaceItem&>(
              rHeaderSet.Get( GetWhich(SID_ATTR_ULSPACE( 10000 + 49 ) ) ));
          const SvxLRSpaceItem& rLR = static_cast<const SvxLRSpaceItem&>(
              rHeaderSet.Get( GetWhich( SID_ATTR_LRSPACE( 10000 + 48 ) ) ));
          long nDist = rUL.GetLower();

          m_aBspWin.SetHdHeight( rSize.GetSize().Height() - nDist );
          m_aBspWin.SetHdDist( nDist );
          m_aBspWin.SetHdLeft( rLR.GetLeft() );
          m_aBspWin.SetHdRight( rLR.GetRight() );
          m_aBspWin.SetHeader( true );
      }
      else
          pSetItem = nullptr;
  }

  if ( !pSetItem )
  {
      m_aBspWin.SetHeader( false );

      if ( SID_ATTR_PAGE_HEADERSETTypedWhichId<SvxSetItem>( 10000 + 57 ) == nId )
      {
          m_xCntSharedBox->set_sensitive(false);
          m_xCntSharedFirstBox->set_sensitive(false);
      }
  }
  pSetItem = nullptr;

  if ( SfxItemState::SET == rSet.GetItemState( GetWhich( SID_ATTR_PAGE_FOOTERSETTypedWhichId<SvxSetItem>( 10000 + 58 ) ),
                                          false,
                                          reinterpret_cast<const SfxPoolItem**>(&pSetItem) ) )
  {
      const SfxItemSet& rFooterSet = pSetItem->GetItemSet();
      const SfxBoolItem& rFooterOn =
          static_cast<const SfxBoolItem&>(rFooterSet.Get( GetWhich( SID_ATTR_PAGE_ONTypedWhichId<SfxBoolItem>( 10000 + 59 ) ) ));

      if ( rFooterOn.GetValue() )
      {
          const SvxSizeItem& rSize = static_cast<const SvxSizeItem&>(
              rFooterSet.Get( GetWhich( SID_ATTR_PAGE_SIZETypedWhichId<SvxSizeItem>( 10000 + 51 ) ) ));
          const SvxULSpaceItem& rUL = static_cast<const SvxULSpaceItem&>(
              rFooterSet.Get( GetWhich( SID_ATTR_ULSPACE( 10000 + 49 ) ) ));
          const SvxLRSpaceItem& rLR = static_cast<const SvxLRSpaceItem&>(
              rFooterSet.Get( GetWhich( SID_ATTR_LRSPACE( 10000 + 48 ) ) ));
          long nDist = rUL.GetUpper();

          m_aBspWin.SetFtHeight( rSize.GetSize().Height() - nDist );
          m_aBspWin.SetFtDist( nDist );
          m_aBspWin.SetFtLeft( rLR.GetLeft() );
          m_aBspWin.SetFtRight( rLR.GetRight() );
          m_aBspWin.SetFooter( true );
      }
      else
          pSetItem = nullptr;
  }

  if ( !pSetItem )
  {
      m_aBspWin.SetFooter( false );

      if ( SID_ATTR_PAGE_FOOTERSETTypedWhichId<SvxSetItem>( 10000 + 58 ) == nId )
      {
          m_xCntSharedBox->set_sensitive(false);
          m_xCntSharedFirstBox->set_sensitive(false);
      }
  }

  pItem = GetItem( rSet, SID_ATTR_PAGE_EXT1( 10000 + 55 ) );

  if ( auto pBoolItem = dynamic_cast<const SfxBoolItem*>( pItem) )
  {
      m_aBspWin.SetTable( true );
      m_aBspWin.SetHorz( pBoolItem->GetValue() );
  }

  pItem = GetItem( rSet, SID_ATTR_PAGE_EXT2TypedWhichId<SfxBoolItem>( 10000 + 56 ) );

  if ( auto pBoolItem = dynamic_cast<const SfxBoolItem*>( pItem) )
  {
      m_aBspWin.SetTable( true );
      m_aBspWin.SetVert( pBoolItem->GetValue() );
  }
  ResetBackground_Impl( rSet );
  RangeHdl();
957}

959DeactivateRC SvxHFPage::DeactivatePage( SfxItemSet* _pSet )
960{
  if ( _pSet )
      FillItemSet( _pSet );
  return DeactivateRC::LeavePage;
964}

966IMPL_LINK_NOARG(SvxHFPage, ValueChangeHdl, weld::MetricSpinButton&, void)void SvxHFPage::LinkStubValueChangeHdl(void * instance, weld::
MetricSpinButton& data) { return static_cast<SvxHFPage
 *>(instance)->ValueChangeHdl(data); } void SvxHFPage::
ValueChangeHdl(__attribute__ ((unused)) weld::MetricSpinButton
&)
967{
  UpdateExample();
  RangeHdl();
970}

972void SvxHFPage::RangeHdl()
973{
  long nHHeight = m_aBspWin.GetHdHeight();
  long nHDist   = m_aBspWin.GetHdDist();

  long nFHeight = m_aBspWin.GetFtHeight();
  long nFDist   = m_aBspWin.GetFtDist();

  long nHeight = std::max(long(MINBODY),
      static_cast<long>(m_xHeightEdit->denormalize(m_xHeightEdit->get_value(FieldUnit::TWIP))));
  long nDist   = m_xTurnOnBox->get_active() ?
      static_cast<long>(m_xDistEdit->denormalize(m_xDistEdit->get_value(FieldUnit::TWIP))) : 0;

  long nMin;
  long nMax;

  if ( nId == SID_ATTR_PAGE_HEADERSETTypedWhichId<SvxSetItem>( 10000 + 57 ) )
  {
      nHHeight = nHeight;
      nHDist   = nDist;
  }
  else
  {
      nFHeight = nHeight;
      nFDist   = nDist;
  }

  // Current values of the side edges
  long nBT = m_aBspWin.GetTop();
  long nBB = m_aBspWin.GetBottom();
  long nBL = m_aBspWin.GetLeft();
  long nBR = m_aBspWin.GetRight();

  long nH  = m_aBspWin.GetSize().Height();
  long nW  = m_aBspWin.GetSize().Width();

  // Borders
  if ( nId == SID_ATTR_PAGE_HEADERSETTypedWhichId<SvxSetItem>( 10000 + 57 ) )
  {
      // Header
      nMin = ( nH - nBB - nBT ) / 5; // 20%
      nMax = std::max( nH - nMin - nHDist - nFDist - nFHeight - nBB - nBT,
                  nMin );
      m_xHeightEdit->set_max(m_xHeightEdit->normalize(nMax), FieldUnit::TWIP);
      nMin = ( nH - nBB - nBT ) / 5; // 20%
      nDist = std::max( nH - nMin - nHHeight - nFDist - nFHeight - nBB - nBT,
                   long(0) );
      m_xDistEdit->set_max(m_xDistEdit->normalize(nDist), FieldUnit::TWIP);
  }
  else
  {
      // Footer
      nMin = ( nH - nBT - nBB ) / 5; // 20%
      nMax = std::max( nH - nMin - nFDist - nHDist - nHHeight - nBT - nBB,
                  nMin );
      m_xHeightEdit->set_max(m_xHeightEdit->normalize(nMax), FieldUnit::TWIP);
      nMin = ( nH - nBT - nBB ) / 5; // 20%
      nDist = std::max( nH - nMin - nFHeight - nHDist - nHHeight - nBT - nBB,
                   long(0) );
      m_xDistEdit->set_max(m_xDistEdit->normalize(nDist), FieldUnit::TWIP);
  }

  // Limit Indentation
  nMax = nW - nBL - nBR -
         static_cast<long>(m_xRMEdit->denormalize(m_xRMEdit->get_value(FieldUnit::TWIP))) - MINBODY;
  m_xLMEdit->set_max(m_xLMEdit->normalize(nMax), FieldUnit::TWIP);

  nMax = nW - nBL - nBR -
         static_cast<long>(m_xLMEdit->denormalize(m_xLMEdit->get_value(FieldUnit::TWIP))) - MINBODY;
  m_xRMEdit->set_max(m_xLMEdit->normalize(nMax), FieldUnit::TWIP);
1042}

1044void SvxHFPage::EnableDynamicSpacing()
1045{
  m_xDynSpacingCB->show();
1047}

1049void SvxHFPage::PageCreated(const SfxAllItemSet &rSet)
1050{
  const SfxBoolItem* pSupportDrawingLayerFillStyleItem = rSet.GetItem<SfxBoolItem>(SID_DRAWINGLAYER_FILLSTYLES( 10000 + 1144), false);

  if (pSupportDrawingLayerFillStyleItem)
  {
      const bool bNew(pSupportDrawingLayerFillStyleItem->GetValue());

      mbEnableDrawingLayerFillStyles = bNew;
  }
1059}

1061/* vim:set shiftwidth=4 softtabstop=4 expandtab: */

←

/home/maarten/src/libreoffice/core/include/vcl/vclptr.hxx

→

1/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2/*
* 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 .
*/

20#ifndef INCLUDED_VCL_PTR_HXX
21#define INCLUDED_VCL_PTR_HXX

23#include <sal/config.h>

25#include <rtl/ref.hxx>

27#include <utility>
28#include <type_traits>

30#ifdef DBG_UTIL
31#ifndef _WIN32
32#include <vcl/vclmain.hxx>
33#endif
34#endif

36class VclReferenceBase;

38namespace vcl::detail {

40template<typename>
41constexpr bool isIncompleteOrDerivedFromVclReferenceBase(...) { return true; }

43template<typename T> constexpr bool isIncompleteOrDerivedFromVclReferenceBase(
  int (*)[sizeof(T)])
45{ return std::is_base_of<VclReferenceBase, T>::value; }

47} // namespace vcl::detail

49/**
* A thin wrapper around rtl::Reference to implement the acquire and dispose semantics we want for references to vcl::Window subclasses.
*
* For more details on the design please see vcl/README.lifecycle
*
* @param reference_type must be a subclass of vcl::Window
*/
56template <class reference_type>
57class VclPtr
58{
  static_assert(
      vcl::detail::isIncompleteOrDerivedFromVclReferenceBase<reference_type>(
          nullptr),
      "template argument type must be derived from VclReferenceBase");

  ::rtl::Reference<reference_type> m_rInnerRef;

66public:
  /** Constructor...
   */
  VclPtr()
      : m_rInnerRef()
  {}

  /** Constructor...
   */
  VclPtr (reference_type * pBody)
      : m_rInnerRef(pBody)
  {}

  /** Constructor... that doesn't take a ref.
   */
  VclPtr (reference_type * pBody, __sal_NoAcquire)
      : m_rInnerRef(pBody, SAL_NO_ACQUIRE)
  {}

  /** Up-casting conversion constructor: Copies interface reference.

      Does not work for up-casts to ambiguous bases.  For the special case of
      up-casting to Reference< XInterface >, see the corresponding conversion
      operator.

      @param rRef another reference
  */
  template< class derived_type >
  VclPtr(
      const VclPtr< derived_type > & rRef,
      typename std::enable_if<
          std::is_base_of<reference_type, derived_type>::value, int>::type
          = 0 )
      : m_rInnerRef( static_cast<reference_type*>(rRef) )
  {
  }

103#if defined(DBG_UTIL) && !defined(_WIN32)
  virtual ~VclPtr()
  {
      assert(m_rInnerRef.get() == nullptr || vclmain::isAlive())(static_cast <bool> (m_rInnerRef.get() == nullptr || vclmain
::isAlive()) ? void (0) : __assert_fail ("m_rInnerRef.get() == nullptr || vclmain::isAlive()"
, "/home/maarten/src/libreoffice/core/include/vcl/vclptr.hxx"
, 106, __extension__ __PRETTY_FUNCTION__));
      // We can be one of the intermediate counts, but if we are the last
      // VclPtr keeping this object alive, then something forgot to call dispose().
      assert((!m_rInnerRef.get() || m_rInnerRef->isDisposed() || m_rInnerRef->getRefCount() > 1)(static_cast <bool> ((!m_rInnerRef.get() || m_rInnerRef
->isDisposed() || m_rInnerRef->getRefCount() > 1) &&
 "someone forgot to call dispose()") ? void (0) : __assert_fail
 ("(!m_rInnerRef.get() || m_rInnerRef->isDisposed() || m_rInnerRef->getRefCount() > 1) && \"someone forgot to call dispose()\""
, "/home/maarten/src/libreoffice/core/include/vcl/vclptr.hxx"
, 110, __extension__ __PRETTY_FUNCTION__))
              && "someone forgot to call dispose()")(static_cast <bool> ((!m_rInnerRef.get() || m_rInnerRef
->isDisposed() || m_rInnerRef->getRefCount() > 1) &&
 "someone forgot to call dispose()") ? void (0) : __assert_fail
 ("(!m_rInnerRef.get() || m_rInnerRef->isDisposed() || m_rInnerRef->getRefCount() > 1) && \"someone forgot to call dispose()\""
, "/home/maarten/src/libreoffice/core/include/vcl/vclptr.hxx"
, 110, __extension__ __PRETTY_FUNCTION__));
  }
  VclPtr(VclPtr const &) = default;
  VclPtr(VclPtr &&) = default;
  VclPtr & operator =(VclPtr const &) = default;
  VclPtr & operator =(VclPtr &&) = default;
116#endif

  /**
   * A construction helper for VclPtr. Since VclPtr types are created
   * with a reference-count of one - to help fit into the existing
   * code-flow; this helps us to construct them easily.
   *
   * For more details on the design please see vcl/README.lifecycle
   *
   * @tparam reference_type must be a subclass of vcl::Window
   */
  template<typename... Arg> [[nodiscard]] static VclPtr< reference_type > Create(Arg &&... arg)
  {
      return VclPtr< reference_type >( new reference_type(std::forward<Arg>(arg)...), SAL_NO_ACQUIRE );
  }

  /** Probably most common used: handle->someBodyOp().
   */
  reference_type * operator->() const
  {
      return m_rInnerRef.get();
20
←
Calling 'Reference::get'→
  }

  /** Get the body. Can be used instead of operator->().
       I.e. handle->someBodyOp() and handle.get()->someBodyOp()
       are the same.
    */
  reference_type * get() const
  {
      return m_rInnerRef.get();
  }

  void set(reference_type *pBody)
  {
      m_rInnerRef.set(pBody);
  }

  void reset(reference_type *pBody)
  {
      m_rInnerRef.set(pBody);
  }

  /** Up-casting copy assignment operator.

      Does not work for up-casts to ambiguous bases.

      @param rRef another reference
  */
  template<typename derived_type>
  typename std::enable_if<
      std::is_base_of<reference_type, derived_type>::value,
      VclPtr &>::type
  operator =(VclPtr<derived_type> const & rRef)
  {
      m_rInnerRef.set(rRef.get());
      return *this;
  }

  VclPtr & operator =(reference_type * pBody)
  {
      m_rInnerRef.set(pBody);
      return *this;
  }

  operator reference_type * () const
  {
      return m_rInnerRef.get();
  }

  explicit operator bool () const
  {
      return m_rInnerRef.get() != nullptr;
  }

  void clear()
  {
      m_rInnerRef.clear();
  }

  void reset()
  {
      m_rInnerRef.clear();
  }

  void disposeAndClear()
  {
      // hold it alive for the lifetime of this method
      ::rtl::Reference<reference_type> aTmp(m_rInnerRef);
      m_rInnerRef.clear(); // we should use some 'swap' method ideally ;-)
      if (aTmp.get()) {
          aTmp->disposeOnce();
      }
  }

  /** Needed to place VclPtr's into STL collection.
   */
  bool operator< (const VclPtr<reference_type> & handle) const
  {
      return (m_rInnerRef < handle.m_rInnerRef);
  }
216}; // class VclPtr

218template<typename T1, typename T2>
219inline bool operator ==(VclPtr<T1> const & p1, VclPtr<T2> const & p2) {
  return p1.get() == p2.get();
221}

223template<typename T> inline bool operator ==(VclPtr<T> const & p1, T const * p2)
224{
  return p1.get() == p2;
226}

228template<typename T> inline bool operator ==(VclPtr<T> const & p1, T * p2) {
  return p1.get() == p2;
230}

232template<typename T> inline bool operator ==(T const * p1, VclPtr<T> const & p2)
233{
  return p1 == p2.get();
235}

237template<typename T> inline bool operator ==(T * p1, VclPtr<T> const & p2) {
  return p1 == p2.get();
239}

241template<typename T1, typename T2>
242inline bool operator !=(VclPtr<T1> const & p1, VclPtr<T2> const & p2) {
  return !(p1 == p2);
244}

246template<typename T> inline bool operator !=(VclPtr<T> const & p1, T const * p2)
247{
  return !(p1 == p2);
249}

251template<typename T> inline bool operator !=(VclPtr<T> const & p1, T * p2) {
  return !(p1 == p2);
253}

255template<typename T> inline bool operator !=(T const * p1, VclPtr<T> const & p2)
256{
  return !(p1 == p2);
258}

260template<typename T> inline bool operator !=(T * p1, VclPtr<T> const & p2) {
  return !(p1 == p2);
262}

264/**
* A construction helper for a temporary VclPtr. Since VclPtr types
* are created with a reference-count of one - to help fit into
* the existing code-flow; this helps us to construct them easily.
* see also VclPtr::Create and ScopedVclPtr
*
* For more details on the design please see vcl/README.lifecycle
*
* @param reference_type must be a subclass of vcl::Window
*/
274template <class reference_type>
275class SAL_WARN_UNUSED__attribute__((warn_unused)) VclPtrInstance final : public VclPtr<reference_type>
276{
277public:
  template<typename... Arg> VclPtrInstance(Arg &&... arg)
      : VclPtr<reference_type>( new reference_type(std::forward<Arg>(arg)...), SAL_NO_ACQUIRE )
  {
  }

  /**
   * Override and disallow this, to prevent people accidentally calling it and actually
   * getting VclPtr::Create and getting a naked VclPtr<> instance
   */
  template<typename... Arg> static VclPtrInstance< reference_type > Create(Arg &&... ) = delete;
288};

290template <class reference_type>
291class ScopedVclPtr : public VclPtr<reference_type>
292{
293public:
  /** Constructor...
   */
  ScopedVclPtr()
      : VclPtr<reference_type>()
  {}

  /** Constructor
   */
  ScopedVclPtr (reference_type * pBody)
      : VclPtr<reference_type>(pBody)
  {}

  /** Copy constructor...
   */
  ScopedVclPtr (const VclPtr<reference_type> & handle)
      : VclPtr<reference_type>(handle)
2
←
Calling implicit copy constructor for 'VclPtr<SfxAbstractTabDialog>'→
3
←
Calling copy constructor for 'Reference<SfxAbstractTabDialog>'→
6
←
Returning from copy constructor for 'Reference<SfxAbstractTabDialog>'→
7
←
Returning from copy constructor for 'VclPtr<SfxAbstractTabDialog>'→
  {}

  /**
     Assignment that releases the last reference.
   */
  void disposeAndReset(reference_type *pBody)
  {
      if (pBody != this->get()) {
          VclPtr<reference_type>::disposeAndClear();
          VclPtr<reference_type>::set(pBody);
      }
  }

  /**
     Assignment that releases the last reference.
   */
  ScopedVclPtr<reference_type>& operator = (reference_type * pBody)
  {
      disposeAndReset(pBody);
      return *this;
  }

  /** Up-casting conversion constructor: Copies interface reference.

      Does not work for up-casts to ambiguous bases.  For the special case of
      up-casting to Reference< XInterface >, see the corresponding conversion
      operator.

      @param rRef another reference
  */
  template< class derived_type >
  ScopedVclPtr(
      const VclPtr< derived_type > & rRef,
      typename std::enable_if<
          std::is_base_of<reference_type, derived_type>::value, int>::type
          = 0 )
      : VclPtr<reference_type>( rRef )
  {
  }

  /** Up-casting assignment operator.

      Does not work for up-casts to ambiguous bases.

      @param rRef another VclPtr
  */
  template<typename derived_type>
  typename std::enable_if<
      std::is_base_of<reference_type, derived_type>::value,
      ScopedVclPtr &>::type
  operator =(VclPtr<derived_type> const & rRef)
  {
      disposeAndReset(rRef.get());
      return *this;
  }

  /**
   * Override and disallow this, to prevent people accidentally calling it and actually
   * getting VclPtr::Create and getting a naked VclPtr<> instance
   */
  template<typename... Arg> static ScopedVclPtr< reference_type > Create(Arg &&... ) = delete;

  ~ScopedVclPtr()
  {
      VclPtr<reference_type>::disposeAndClear();
      assert(VclPtr<reference_type>::get() == nullptr)(static_cast <bool> (VclPtr<reference_type>::get(
) == nullptr) ? void (0) : __assert_fail ("VclPtr<reference_type>::get() == nullptr"
, "/home/maarten/src/libreoffice/core/include/vcl/vclptr.hxx"
, 375, __extension__ __PRETTY_FUNCTION__)); // make sure there are no lingering references
  }

378private:
  // Most likely we don't want this default copy-constructor.
  ScopedVclPtr (const ScopedVclPtr<reference_type> &) = delete;
  // And certainly we don't want a default assignment operator.
  ScopedVclPtr<reference_type>& operator = (const ScopedVclPtr<reference_type> &) = delete;
  // And disallow reset as that doesn't call disposeAndClear on the original reference
  void reset() = delete;
  void reset(reference_type *pBody) = delete;

387protected:
  ScopedVclPtr (reference_type * pBody, __sal_NoAcquire)
      : VclPtr<reference_type>(pBody, SAL_NO_ACQUIRE)
  {}
391};

393/**
* A construction helper for ScopedVclPtr. Since VclPtr types are created
* with a reference-count of one - to help fit into the existing
* code-flow; this helps us to construct them easily.
*
* For more details on the design please see vcl/README.lifecycle
*
* @param reference_type must be a subclass of vcl::Window
*/
402#if defined _MSC_VER
403#pragma warning(push)
404#pragma warning(disable: 4521) // " multiple copy constructors specified"
405#endif
406template <class reference_type>
407class SAL_WARN_UNUSED__attribute__((warn_unused)) ScopedVclPtrInstance final : public ScopedVclPtr<reference_type>
408{
409public:
  template<typename... Arg> ScopedVclPtrInstance(Arg &&... arg)
      : ScopedVclPtr<reference_type>( new reference_type(std::forward<Arg>(arg)...), SAL_NO_ACQUIRE )
  {
  }

  /**
   * Override and disallow this, to prevent people accidentally calling it and actually
   * getting VclPtr::Create and getting a naked VclPtr<> instance
   */
  template<typename... Arg> static ScopedVclPtrInstance< reference_type > Create(Arg &&...) = delete;

421private:
  // Prevent the above perfect forwarding ctor from hijacking (accidental)
  // attempts at ScopedVclPtrInstance copy construction (where the hijacking
  // would typically lead to somewhat obscure error messages); both non-const
  // and const variants are needed here, as the ScopedVclPtr base class has a
  // const--variant copy ctor, so the implicitly declared copy ctor for
  // ScopedVclPtrInstance would also be the const variant, so non-const copy
  // construction attempts would be hijacked by the perfect forwarding ctor;
  // but if we only declared a non-const variant here, the const variant would
  // no longer be implicitly declared (as there would already be an explicitly
  // declared copy ctor), so const copy construction attempts would then be
  // hijacked by the perfect forwarding ctor:
  ScopedVclPtrInstance(ScopedVclPtrInstance &) = delete;
  ScopedVclPtrInstance(ScopedVclPtrInstance const &) = delete;
435};
436#if defined _MSC_VER
437#pragma warning(pop)
438#endif

440#endif // INCLUDED_VCL_PTR_HXX

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

←

/home/maarten/src/libreoffice/core/include/rtl/ref.hxx

→

1/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2/*
* 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 .
*/

20#ifndef INCLUDED_RTL_REF_HXX
21#define INCLUDED_RTL_REF_HXX

23#include "sal/config.h"

25#include <cassert>
26#include <cstddef>
27#include <functional>
28#ifdef LIBO_INTERNAL_ONLY1
29#include <type_traits>
30#endif

32#include "sal/types.h"

34namespace rtl
35{

37/** Template reference class for reference type.
38*/
39template <class reference_type>
40class Reference
41{
  /** The <b>reference_type</b> body pointer.
   */
  reference_type * m_pBody;


47public:
  /** Constructor...
   */
  Reference()
      : m_pBody (NULL__null)
  {}


  /** Constructor...
   */
  Reference (reference_type * pBody, __sal_NoAcquire)
      : m_pBody (pBody)
  {
  }

  /** Constructor...
   */
  Reference (reference_type * pBody)
      : m_pBody (pBody)
  {
      if (m_pBody)
          m_pBody->acquire();
  }

  /** Copy constructor...
   */
  Reference (const Reference<reference_type> & handle)
      : m_pBody (handle.m_pBody)
  {
      if (m_pBody)
4
←
Assuming field 'm_pBody' is non-null→
5
←
Taking true branch→
          m_pBody->acquire();
  }

80#ifdef LIBO_INTERNAL_ONLY1
  /** Move constructor...
   */
  Reference (Reference<reference_type> && handle) noexcept
      : m_pBody (handle.m_pBody)
  {
      handle.m_pBody = nullptr;
  }
88#endif

90#if defined LIBO_INTERNAL_ONLY1
  /** Up-casting conversion constructor: Copies interface reference.

      Does not work for up-casts to ambiguous bases.

      @param rRef another reference
  */
  template< class derived_type >
  inline Reference(
      const Reference< derived_type > & rRef,
      std::enable_if_t<std::is_base_of_v<reference_type, derived_type>, int> = 0 )
      : m_pBody (rRef.get())
  {
      if (m_pBody)
          m_pBody->acquire();
  }
106#endif

  /** Destructor...
   */
  ~Reference() COVERITY_NOEXCEPT_FALSE
  {
      if (m_pBody10.1
Field 'm_pBody' is non-null
1
Field 'm_pBody' is non-null
1
Field 'm_pBody' is non-null
1
Field 'm_pBody' is non-null
)
11
←
Taking true branch→
          m_pBody->release();
12
←
Calling 'VclReferenceBase::release'→
16
←
Returning; memory was released→
  }

  /** Set...
       Similar to assignment.
   */
  Reference<reference_type> &
  SAL_CALL set (reference_type * pBody)
  {
      if (pBody)
          pBody->acquire();
      reference_type * const pOld = m_pBody;
      m_pBody = pBody;
      if (pOld)
          pOld->release();
      return *this;
  }

  /** Assignment.
       Unbinds this instance from its body (if bound) and
       bind it to the body represented by the handle.
   */
  Reference<reference_type> &
  SAL_CALL operator= (const Reference<reference_type> & handle)
  {
      return set( handle.m_pBody );
  }

141#ifdef LIBO_INTERNAL_ONLY1
  /** Assignment.
   *   Unbinds this instance from its body (if bound),
   *   bind it to the body represented by the handle, and
   *   set the body represented by the handle to nullptr.
   */
  Reference<reference_type> &
  operator= (Reference<reference_type> && handle)
  {
      // self-movement guts ourself
      if (m_pBody)
          m_pBody->release();
      m_pBody = handle.m_pBody;
      handle.m_pBody = nullptr;
      return *this;
  }
157#endif

  /** Assignment...
   */
  Reference<reference_type> &
  SAL_CALL operator= (reference_type * pBody)
  {
      return set( pBody );
  }

  /** Unbind the body from this handle.
       Note that for a handle representing a large body,
       "handle.clear().set(new body());" _might_
       perform a little bit better than "handle.set(new body());",
       since in the second case two large objects exist in memory
       (the old body and the new body).
   */
  Reference<reference_type> & SAL_CALL clear()
  {
      if (m_pBody)
      {
          reference_type * const pOld = m_pBody;
          m_pBody = NULL__null;
          pOld->release();
      }
      return *this;
  }


  /** Get the body. Can be used instead of operator->().
       I.e. handle->someBodyOp() and handle.get()->someBodyOp()
       are the same.
   */
  reference_type * SAL_CALL get() const
  {
      return m_pBody;
21
←
Use of memory after it is freed
  }


  /** Probably most common used: handle->someBodyOp().
   */
  reference_type * SAL_CALL operator->() const
  {
      assert(m_pBody != NULL)(static_cast <bool> (m_pBody != __null) ? void (0) : __assert_fail
 ("m_pBody != NULL", "/home/maarten/src/libreoffice/core/include/rtl/ref.hxx"
, 200, __extension__ __PRETTY_FUNCTION__));
      return m_pBody;
  }


  /** Allows (*handle).someBodyOp().
  */
  reference_type & SAL_CALL operator*() const
  {
      assert(m_pBody != NULL)(static_cast <bool> (m_pBody != __null) ? void (0) : __assert_fail
 ("m_pBody != NULL", "/home/maarten/src/libreoffice/core/include/rtl/ref.hxx"
, 209, __extension__ __PRETTY_FUNCTION__));
      return *m_pBody;
  }


  /** Returns True if the handle does point to a valid body.
   */
  bool SAL_CALL is() const
  {
      return (m_pBody != NULL__null);
  }

221#if defined LIBO_INTERNAL_ONLY1
  /** Returns True if the handle does point to a valid body.
   */
  explicit operator bool() const
  {
      return is();
  }
228#endif

  /** Returns True if this points to pBody.
   */
  bool SAL_CALL operator== (const reference_type * pBody) const
  {
      return (m_pBody == pBody);
  }


  /** Returns True if handle points to the same body.
   */
  bool
  SAL_CALL operator== (const Reference<reference_type> & handle) const
  {
      return (m_pBody == handle.m_pBody);
  }


  /** Needed to place References into STL collection.
   */
  bool
  SAL_CALL operator!= (const Reference<reference_type> & handle) const
  {
      return (m_pBody != handle.m_pBody);
  }


  /** Needed to place References into STL collection.
   */
  bool
  SAL_CALL operator< (const Reference<reference_type> & handle) const
  {
      return (m_pBody < handle.m_pBody);
  }


  /** Needed to place References into STL collection.
   */
  bool
  SAL_CALL operator> (const Reference<reference_type> & handle) const
  {
      return (m_pBody > handle.m_pBody);
  }
272};

274} // namespace rtl

276#if defined LIBO_INTERNAL_ONLY1
277namespace std
278{

280/// @cond INTERNAL
281/**
Make rtl::Reference hashable by default for use in STL containers.

@since LibreOffice 6.3
285*/
286template<typename T>
287struct hash<::rtl::Reference<T>>
288{
  std::size_t operator()(::rtl::Reference<T> const & s) const
  { return std::size_t(s.get()); }
291};
292/// @endcond

294}

296#endif

298#endif /* ! INCLUDED_RTL_REF_HXX */

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

←

/home/maarten/src/libreoffice/core/include/vcl/vclreferencebase.hxx

1/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2/*
3 * This file is part of the LibreOffice project.
4 *
5 * This Source Code Form is subject to the terms of the Mozilla Public
6 * License, v. 2.0. If a copy of the MPL was not distributed with this
7 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 *
9 * This file incorporates work covered by the following license notice:
10 *
11 *   Licensed to the Apache Software Foundation (ASF) under one or more
12 *   contributor license agreements. See the NOTICE file distributed
13 *   with this work for additional information regarding copyright
14 *   ownership. The ASF licenses this file to you under the Apache
15 *   License, Version 2.0 (the "License"); you may not use this file
16 *   except in compliance with the License. You may obtain a copy of
17 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 */
19#ifndef INCLUDED_VCL_Reference_HXX
20#define INCLUDED_VCL_Reference_HXX
21 
22#include <vcl/dllapi.h>
23#include <osl/interlck.h>
24 
25class VCL_DLLPUBLIC__attribute__ ((visibility("default"))) VclReferenceBase
26{
27    mutable oslInterlockedCount mnRefCnt;
28 
29    template<typename T> friend class VclPtr;
30 
31public:
32    void acquire() const
33    {
34        osl_atomic_increment(&mnRefCnt)__sync_add_and_fetch((&mnRefCnt), 1);
35    }
36 
37    void release() const
38    {
39        if (osl_atomic_decrement(&mnRefCnt)__sync_sub_and_fetch((&mnRefCnt), 1) == 0)
13
←
Assuming the condition is true→
14
←
Taking true branch→
40            delete this;
15
←
Memory is released→
41    }
42#ifdef DBG_UTIL
43#ifndef _WIN32
44    sal_Int32 getRefCount() const { return mnRefCnt; }
45#endif
46#endif
47 
48 
49private:
50    VclReferenceBase(const VclReferenceBase&) = delete;
51    VclReferenceBase& operator=(const VclReferenceBase&) = delete;
52 
53    bool                        mbDisposed : 1;
54 
55protected:
56                                VclReferenceBase();
57protected:
58    virtual                     ~VclReferenceBase();
59 
60protected:
61    virtual void                dispose();
62 
63public:
64    void                        disposeOnce();
65    bool                        isDisposed() const { return mbDisposed; }
66 
67};
68#endif