/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 fillctrl.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/tbxctrls/fillctrl.cxx

/home/maarten/src/libreoffice/core/svx/source/tbxctrls/fillctrl.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 <sfx2/dispatch.hxx>
21#include <sfx2/objsh.hxx>
22#include <sfx2/viewfrm.hxx>
23#include <sfx2/viewsh.hxx>
24#include <rtl/ustring.hxx>
25#include <vcl/event.hxx>
26#include <vcl/settings.hxx>
27#include <vcl/toolbox.hxx>
28#include <vcl/virdev.hxx>
29#include <svx/svxids.hrc>
30#include <tools/json_writer.hxx>

32#define TMP_STR_BEGIN"["   "["
33#define TMP_STR_END"]"     "]"

35#include <svx/drawitem.hxx>
36#include <svx/xfillit0.hxx>
37#include <svx/xtable.hxx>
38#include <svx/fillctrl.hxx>
39#include <svx/itemwin.hxx>
40#include <svx/xflclit.hxx>
41#include <svx/xflgrit.hxx>
42#include <svx/xflhtit.hxx>
43#include <svx/xbtmpit.hxx>
44#include <boost/property_tree/ptree.hpp>
45#include <memory>

47using namespace ::com::sun::star;
48using namespace ::com::sun::star::uno;
49using namespace ::com::sun::star::util;
50using namespace ::com::sun::star::beans;
51using namespace ::com::sun::star::lang;

53SFX_IMPL_TOOLBOX_CONTROL( SvxFillToolBoxControl, XFillStyleItem )SfxToolBoxControl* SvxFillToolBoxControl::CreateImpl( sal_uInt16
 nSlotId, sal_uInt16 nId, ToolBox &rTbx ) { return new SvxFillToolBoxControl
( nSlotId, nId, rTbx ); } void SvxFillToolBoxControl::RegisterControl
(sal_uInt16 nSlotId, SfxModule *pMod) { SfxToolBoxControl::RegisterToolBoxControl
( pMod, SfxTbxCtrlFactory( SvxFillToolBoxControl::CreateImpl,
 typeid(XFillStyleItem), nSlotId ) ); };

55SvxFillToolBoxControl::SvxFillToolBoxControl(
  sal_uInt16 nSlotId,
  sal_uInt16 nId,
  ToolBox& rTbx )
  : SfxToolBoxControl( nSlotId, nId, rTbx )
  , mpStyleItem()
  , mpColorItem()
  , mpFillGradientItem()
  , mpHatchItem()
  , mpBitmapItem()
  , mxFillControl(nullptr)
  , mpLbFillType(nullptr)
  , mpToolBoxColor(nullptr)
  , mpLbFillAttr(nullptr)
  , meLastXFS(static_cast<drawing::FillStyle>(-1))
  , mnLastPosGradient(0)
  , mnLastPosHatch(0)
  , mnLastPosBitmap(0)
73{
  addStatusListener( ".uno:FillColor");
  addStatusListener( ".uno:FillGradient");
  addStatusListener( ".uno:FillHatch");
  addStatusListener( ".uno:FillBitmap");
  addStatusListener( ".uno:ColorTableState");
  addStatusListener( ".uno:GradientListState");
  addStatusListener( ".uno:HatchListState");
  addStatusListener( ".uno:BitmapListState");
82}

84SvxFillToolBoxControl::~SvxFillToolBoxControl()
85{
86}

88void SvxFillToolBoxControl::StateChanged(
  sal_uInt16 nSID,
  SfxItemState eState,
  const SfxPoolItem* pState)
92{
  const bool bDisabled(SfxItemState::DISABLED == eState);

  switch(nSID)
  {
      case SID_ATTR_FILL_STYLE( 10000 + 164 ):
      {
          if(bDisabled)
          {
              mpLbFillType->set_sensitive(false);
              mpLbFillType->set_active(-1);
              mpLbFillAttr->show();
              mpLbFillAttr->set_sensitive(false);
              mpLbFillAttr->set_active(-1);
              mpToolBoxColor->hide();
              meLastXFS = static_cast<drawing::FillStyle>(-1);
              mpStyleItem.reset();
          }

          if(eState >= SfxItemState::DEFAULT)
          {
              const XFillStyleItem* pItem = dynamic_cast< const XFillStyleItem* >(pState);

              if(pItem)
              {
                  mpStyleItem.reset(pItem->Clone());
                  mpLbFillType->set_sensitive(true);
                  drawing::FillStyle eXFS = mpStyleItem->GetValue();
                  meLastXFS = eXFS;
                  mpLbFillType->set_active(sal::static_int_cast< sal_Int32 >(eXFS));

                  if(drawing::FillStyle_NONE == eXFS)
                  {
                      mpLbFillAttr->set_active(-1);
                      mpLbFillAttr->set_sensitive(false);
                  }

                  Update();
                  break;
              }
          }

          mpLbFillType->set_active(-1);
          mpLbFillAttr->show();
          mpLbFillAttr->set_sensitive(false);
          mpLbFillAttr->set_active(-1);
          mpToolBoxColor->hide();
          meLastXFS = static_cast<drawing::FillStyle>(-1);
          mpStyleItem.reset();
          mxFillControl->Resize();
          break;
      }
      case SID_ATTR_FILL_COLOR( 10000 + 165 ):
      {
          if(SfxItemState::DEFAULT == eState)
          {
              mpColorItem.reset(pState ? static_cast<XFillColorItem*>(pState->Clone()) : nullptr);
          }

          if(mpStyleItem && drawing::FillStyle_SOLID == mpStyleItem->GetValue())
          {
              mpLbFillAttr->hide();
              mpToolBoxColor->show();
              mxFillControl->Resize();

              Update();
          }
          break;
      }
      case SID_ATTR_FILL_GRADIENT( 10000 + 166 ):
      {
          if(SfxItemState::DEFAULT == eState)
          {
              mpFillGradientItem.reset(pState ? static_cast<XFillGradientItem*>(pState->Clone()) : nullptr);
          }

          if(mpStyleItem && drawing::FillStyle_GRADIENT == mpStyleItem->GetValue())
          {
              mpLbFillAttr->show();
              mpToolBoxColor->hide();
              mxFillControl->Resize();

              if(SfxItemState::DEFAULT == eState)
              {
                  mpLbFillAttr->set_sensitive(true);
                  Update();
              }
              else if(SfxItemState::DISABLED == eState )
              {
                  mpLbFillAttr->set_sensitive(false);
                  mpLbFillAttr->set_active(-1);
              }
              else
              {
                  mpLbFillAttr->set_active(-1);
              }
          }
          break;
      }
      case SID_ATTR_FILL_HATCH( 10000 + 167 ):
      {
          if(SfxItemState::DEFAULT == eState)
          {
              mpHatchItem.reset(pState ? static_cast<XFillHatchItem*>(pState->Clone()) : nullptr);
          }

          if(mpStyleItem && drawing::FillStyle_HATCH == mpStyleItem->GetValue())
          {
              mpLbFillAttr->show();
              mpToolBoxColor->hide();
              mxFillControl->Resize();

              if(SfxItemState::DEFAULT == eState)
              {
                  mpLbFillAttr->set_sensitive(true);
                  Update();
              }
              else if(SfxItemState::DISABLED == eState )
              {
                  mpLbFillAttr->set_sensitive(false);
                  mpLbFillAttr->set_active(-1);
              }
              else
              {
                  mpLbFillAttr->set_active(-1);
              }
          }
          break;
      }
      case SID_ATTR_FILL_BITMAP( 10000 + 168 ):
      {
          if(SfxItemState::DEFAULT == eState)
          {
              mpBitmapItem.reset(pState ? static_cast<XFillBitmapItem*>(pState->Clone()) : nullptr);
          }

          if(mpStyleItem && drawing::FillStyle_BITMAP == mpStyleItem->GetValue())
          {
              mpLbFillAttr->show();
              mpToolBoxColor->hide();
              mxFillControl->Resize();

              if(SfxItemState::DEFAULT == eState)
              {
                  mpLbFillAttr->set_sensitive(true);
                  Update();
              }
              else if(SfxItemState::DISABLED == eState )
              {
                  mpLbFillAttr->set_sensitive(false);
                  mpLbFillAttr->set_active(-1);
              }
              else
              {
                  mpLbFillAttr->set_active(-1);
              }
          }
          break;
      }
      case SID_GRADIENT_LISTTypedWhichId<SvxGradientListItem>( 10000 + 180 ):
      {
          if(SfxItemState::DEFAULT == eState)
          {
              if(mpStyleItem && drawing::FillStyle_GRADIENT == mpStyleItem->GetValue())
              {
                  if(mpFillGradientItem)
                  {
                      const OUString aString( mpFillGradientItem->GetName() );
                      const SfxObjectShell* pSh = SfxObjectShell::Current();

                      mpLbFillAttr->clear();
                      mpLbFillAttr->set_sensitive(true);
                      SvxFillAttrBox::Fill(*mpLbFillAttr, pSh->GetItem(SID_GRADIENT_LISTTypedWhichId<SvxGradientListItem>( 10000 + 180 ))->GetGradientList());
                      mpLbFillAttr->set_active_text(aString);
                  }
                  else
                  {
                      mpLbFillAttr->set_active(-1);
                  }
              }
          }
          break;
      }
      case SID_HATCH_LISTTypedWhichId<SvxHatchListItem>( 10000 + 181 ):
      {
          if(SfxItemState::DEFAULT == eState)
          {
              if(mpStyleItem && drawing::FillStyle_HATCH == mpStyleItem->GetValue())
              {
                  if(mpHatchItem)
                  {
                      const OUString aString( mpHatchItem->GetName() );
                      const SfxObjectShell* pSh = SfxObjectShell::Current();

                      mpLbFillAttr->clear();
                      mpLbFillAttr->set_sensitive(true);
                      SvxFillAttrBox::Fill(*mpLbFillAttr, pSh->GetItem(SID_HATCH_LISTTypedWhichId<SvxHatchListItem>( 10000 + 181 ))->GetHatchList());
                      mpLbFillAttr->set_active_text(aString);
                  }
                  else
                  {
                      mpLbFillAttr->set_active(-1);
                  }
              }
          }
          break;
      }
      case SID_BITMAP_LISTTypedWhichId<SvxBitmapListItem>( 10000 + 182 ):
      {
          if(SfxItemState::DEFAULT == eState)
          {
              if(mpStyleItem && drawing::FillStyle_BITMAP == mpStyleItem->GetValue())
              {
                  if(mpBitmapItem)
                  {
                      const OUString aString( mpBitmapItem->GetName() );
                      const SfxObjectShell* pSh = SfxObjectShell::Current();

                      mpLbFillAttr->clear();
                      mpLbFillAttr->set_sensitive(true);
                      SvxFillAttrBox::Fill(*mpLbFillAttr, pSh->GetItem(SID_BITMAP_LISTTypedWhichId<SvxBitmapListItem>( 10000 + 182 ))->GetBitmapList());
                      mpLbFillAttr->set_active_text(aString);
                  }
                  else
                  {
                      mpLbFillAttr->set_active(-1);
                  }
              }
          }
          break;
      }
  }
324}

326void SvxFillToolBoxControl::Update()
327{
  if(!mpStyleItem)
      return;

  const drawing::FillStyle eXFS = mpStyleItem->GetValue();
  SfxObjectShell* pSh = SfxObjectShell::Current();

  switch( eXFS )
  {
      case drawing::FillStyle_NONE:
      {
          mpLbFillAttr->show();
          mpToolBoxColor->hide();
          mxFillControl->Resize();
          break;
      }
      case drawing::FillStyle_SOLID:
      {
          if(mpColorItem)
          {
              mpLbFillAttr->hide();
              mpToolBoxColor->show();
              mxFillControl->Resize();
          }
          break;
      }
      case drawing::FillStyle_GRADIENT:
      {
          mpLbFillAttr->show();
          mpToolBoxColor->hide();
          mxFillControl->Resize();

          if(pSh && pSh->GetItem(SID_GRADIENT_LISTTypedWhichId<SvxGradientListItem>( 10000 + 180 )))
          {
              mpLbFillAttr->set_sensitive(true);
              mpLbFillAttr->clear();
              SvxFillAttrBox::Fill(*mpLbFillAttr, pSh->GetItem(SID_GRADIENT_LISTTypedWhichId<SvxGradientListItem>( 10000 + 180 ))->GetGradientList());

              if(mpFillGradientItem)
              {
                  const OUString aString(mpFillGradientItem->GetName());

                  mpLbFillAttr->set_active_text(aString);

                  // Check if the entry is not in the list
                  if (mpLbFillAttr->get_active_text() != aString)
                  {
                      sal_Int32 nCount = mpLbFillAttr->get_count();
                      OUString aTmpStr;
                      if( nCount > 0 )
                      {
                          // Last entry gets tested against temporary entry
                          aTmpStr = mpLbFillAttr->get_text( nCount - 1 );
                          if( aTmpStr.startsWith(TMP_STR_BEGIN"[") &&
                              aTmpStr.endsWith(TMP_STR_END"]") )
                          {
                              mpLbFillAttr->remove(nCount - 1);
                          }
                      }
                      aTmpStr = TMP_STR_BEGIN"[" + aString + TMP_STR_END"]";

                      XGradientList aGradientList( "", ""/*TODO?*/ );
                      aGradientList.Insert(std::make_unique<XGradientEntry>(mpFillGradientItem->GetGradientValue(), aTmpStr));
                      aGradientList.SetDirty( false );
                      const BitmapEx aBmp = aGradientList.GetUiBitmap( 0 );

                      if (!aBmp.IsEmpty())
                      {
                          ScopedVclPtrInstance< VirtualDevice > pVD;
                          const Size aBmpSize(aBmp.GetSizePixel());
                          pVD->SetOutputSizePixel(aBmpSize, false);
                          pVD->DrawBitmapEx(Point(), aBmp);
                          mpLbFillAttr->append("", aGradientList.Get(0)->GetName(), *pVD);
                          mpLbFillAttr->set_active(mpLbFillAttr->get_count() - 1);
                      }
                  }

              }
              else
              {
                  mpLbFillAttr->set_active(-1);
              }
          }
          else
          {
              mpLbFillAttr->set_active(-1);
          }
          break;
      }
      case drawing::FillStyle_HATCH:
      {
          mpLbFillAttr->show();
          mpToolBoxColor->hide();
          mxFillControl->Resize();

          if(pSh && pSh->GetItem(SID_HATCH_LISTTypedWhichId<SvxHatchListItem>( 10000 + 181 )))
          {
              mpLbFillAttr->set_sensitive(true);
              mpLbFillAttr->clear();
              SvxFillAttrBox::Fill(*mpLbFillAttr, pSh->GetItem(SID_HATCH_LISTTypedWhichId<SvxHatchListItem>( 10000 + 181 ))->GetHatchList());

              if(mpHatchItem)
              {
                  const OUString aString(mpHatchItem->GetName());

                  mpLbFillAttr->set_active_text( aString );

                  // Check if the entry is not in the list
                  if( mpLbFillAttr->get_active_text() != aString )
                  {
                      const sal_Int32 nCount = mpLbFillAttr->get_count();
                      OUString aTmpStr;
                      if( nCount > 0 )
                      {
                          // Last entry gets tested against temporary entry
                          aTmpStr = mpLbFillAttr->get_text( nCount - 1 );
                          if(  aTmpStr.startsWith(TMP_STR_BEGIN"[") &&
                               aTmpStr.endsWith(TMP_STR_END"]") )
                          {
                              mpLbFillAttr->remove( nCount - 1 );
                          }
                      }
                      aTmpStr = TMP_STR_BEGIN"[" + aString + TMP_STR_END"]";

                      XHatchList aHatchList( "", ""/*TODO?*/ );
                      aHatchList.Insert(std::make_unique<XHatchEntry>(mpHatchItem->GetHatchValue(), aTmpStr));
                      aHatchList.SetDirty( false );
                      const BitmapEx & aBmp = aHatchList.GetUiBitmap( 0 );

                      if( !aBmp.IsEmpty() )
                      {
                          ScopedVclPtrInstance< VirtualDevice > pVD;
                          const Size aBmpSize(aBmp.GetSizePixel());
                          pVD->SetOutputSizePixel(aBmpSize, false);
                          pVD->DrawBitmapEx(Point(), aBmp);
                          mpLbFillAttr->append("", aHatchList.GetHatch(0)->GetName(), *pVD);
                          mpLbFillAttr->set_active(mpLbFillAttr->get_count() - 1);
                      }
                  }
              }
              else
              {
                  mpLbFillAttr->set_active(-1);
              }
          }
          else
          {
              mpLbFillAttr->set_active(-1);
          }
          break;
      }
      case drawing::FillStyle_BITMAP:
      {
          mpLbFillAttr->show();
          mpToolBoxColor->hide();
          mxFillControl->Resize();

          if(pSh && pSh->GetItem(SID_BITMAP_LISTTypedWhichId<SvxBitmapListItem>( 10000 + 182 )))
          {
              mpLbFillAttr->set_sensitive(true);
              mpLbFillAttr->clear();
              SvxFillAttrBox::Fill(*mpLbFillAttr, pSh->GetItem(SID_BITMAP_LISTTypedWhichId<SvxBitmapListItem>( 10000 + 182 ))->GetBitmapList());

              if(mpBitmapItem)
              {
                  const OUString aString(mpBitmapItem->GetName());

                  mpLbFillAttr->set_active_text(aString);

                  // Check if the entry is not in the list
                  if (mpLbFillAttr->get_active_text() != aString)
                  {
                      sal_Int32 nCount = mpLbFillAttr->get_count();
                      OUString aTmpStr;
                      if( nCount > 0 )
                      {
                          // Last entry gets tested against temporary entry
                          aTmpStr = mpLbFillAttr->get_text(nCount - 1);
                          if( aTmpStr.startsWith(TMP_STR_BEGIN"[") &&
                              aTmpStr.endsWith(TMP_STR_END"]") )
                          {
                              mpLbFillAttr->remove(nCount - 1);
                          }
                      }
                      aTmpStr = TMP_STR_BEGIN"[" + aString + TMP_STR_END"]";

                      XBitmapListRef xBitmapList =
                          XPropertyList::AsBitmapList(
                              XPropertyList::CreatePropertyList(
                                  XPropertyListType::Bitmap, "TmpList", ""/*TODO?*/));
                      xBitmapList->Insert(std::make_unique<XBitmapEntry>(mpBitmapItem->GetGraphicObject(), aTmpStr));
                      xBitmapList->SetDirty( false );
                      SvxFillAttrBox::Fill(*mpLbFillAttr, xBitmapList);
                      mpLbFillAttr->set_active(mpLbFillAttr->get_count() - 1);
                  }

              }
              else
              {
                  mpLbFillAttr->set_active(-1);
              }
          }
          else
          {
              mpLbFillAttr->set_active(-1);
          }
          break;
      }
      default:
          OSL_ENSURE(false, "Non supported FillType (!)")do { if (true && (!(false))) { sal_detail_logFormat((
SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/home/maarten/src/libreoffice/core/svx/source/tbxctrls/fillctrl.cxx"
 ":" "536" ": "), "%s", "Non supported FillType (!)"); } } while
 (false);
      break;
  }

540}

542VclPtr<InterimItemWindow> SvxFillToolBoxControl::CreateItemWindow(vcl::Window *pParent)
543{
  if(GetSlotId() == SID_ATTR_FILL_STYLE( 10000 + 164 ))
1
Assuming the condition is true→
2
←
Taking true branch→
  {
      mxFillControl.reset(VclPtr<FillControl>::Create(pParent, m_xFrame));
3
←
Calling 'VclPtr::Create'→
5
←
Returned allocated memory→
6
←
Calling implicit destructor for 'VclPtr<FillControl>'→
7
←
Calling '~Reference'→
14
←
Returning from '~Reference'→
15
←
Returning from destructor for 'VclPtr<FillControl>'→

      mpLbFillType = mxFillControl->mxLbFillType.get();
16
←
Calling 'VclPtr::operator->'→
      mpLbFillAttr = mxFillControl->mxLbFillAttr.get();
      mpToolBoxColor = mxFillControl->mxToolBoxColor.get();

      mpLbFillType->connect_changed(LINK(this,SvxFillToolBoxControl,SelectFillTypeHdl)::tools::detail::makeLink( ::tools::detail::castTo<SvxFillToolBoxControl
 *>(this), &SvxFillToolBoxControl::LinkStubSelectFillTypeHdl
));
      mpLbFillAttr->connect_changed(LINK(this,SvxFillToolBoxControl,SelectFillAttrHdl)::tools::detail::makeLink( ::tools::detail::castTo<SvxFillToolBoxControl
 *>(this), &SvxFillToolBoxControl::LinkStubSelectFillAttrHdl
));


      return mxFillControl;
  }
  return VclPtr<InterimItemWindow>();
559}

561FillControl::FillControl(vcl::Window* pParent, const css::uno::Reference<css::frame::XFrame>& rFrame)
  : InterimItemWindow(pParent, "svx/ui/fillctrlbox.ui", "FillCtrlBox")
  , mxLbFillType(m_xBuilder->weld_combo_box("type"))
  , mxToolBoxColor(m_xBuilder->weld_toolbar("color"))
  , mxColorDispatch(new ToolbarUnoDispatcher(*mxToolBoxColor, *m_xBuilder, rFrame))
  , mxLbFillAttr(m_xBuilder->weld_combo_box("attr"))
  , mnTypeCurPos(0)
  , mnAttrCurPos(0)
569{
  InitControlBase(mxLbFillType.get());

  mxLbFillAttr->connect_key_press(LINK(this, FillControl, AttrKeyInputHdl)::tools::detail::makeLink( ::tools::detail::castTo<FillControl
 *>(this), &FillControl::LinkStubAttrKeyInputHdl));
  mxLbFillType->connect_key_press(LINK(this, FillControl, TypeKeyInputHdl)::tools::detail::makeLink( ::tools::detail::castTo<FillControl
 *>(this), &FillControl::LinkStubTypeKeyInputHdl));
  mxToolBoxColor->connect_key_press(LINK(this, FillControl, ColorKeyInputHdl)::tools::detail::makeLink( ::tools::detail::castTo<FillControl
 *>(this), &FillControl::LinkStubColorKeyInputHdl));

  mxLbFillType->connect_get_property_tree(LINK(this, FillControl, DumpAsPropertyTreeHdl)::tools::detail::makeLink( ::tools::detail::castTo<FillControl
 *>(this), &FillControl::LinkStubDumpAsPropertyTreeHdl
));

  mxLbFillType->connect_focus_in(LINK(this, FillControl, TypeFocusHdl)::tools::detail::makeLink( ::tools::detail::castTo<FillControl
 *>(this), &FillControl::LinkStubTypeFocusHdl));
  mxLbFillAttr->connect_focus_in(LINK(this, FillControl, AttrFocusHdl)::tools::detail::makeLink( ::tools::detail::castTo<FillControl
 *>(this), &FillControl::LinkStubAttrFocusHdl));

  SvxFillTypeBox::Fill(*mxLbFillType);

  SetOptimalSize();
584}

586IMPL_STATIC_LINK(FillControl, DumpAsPropertyTreeHdl, tools::JsonWriter&, rJsonWriter, void)void FillControl::LinkStubDumpAsPropertyTreeHdl(void * instance
, tools::JsonWriter& data) { return DumpAsPropertyTreeHdl
(static_cast<FillControl *>(instance), data); } void FillControl
::DumpAsPropertyTreeHdl(__attribute__ ((unused)) FillControl *
, tools::JsonWriter& rJsonWriter)
587{
  rJsonWriter.put("command", ".uno:FillStyle");
589}

591void FillControl::ReleaseFocus_Impl()
592{
  SfxViewShell* pCurSh = SfxViewShell::Current();
  if (pCurSh)
  {
      vcl::Window* pShellWnd = pCurSh->GetWindow();
      if (pShellWnd)
          pShellWnd->GrabFocus();
  }
600}

602IMPL_LINK(FillControl, TypeKeyInputHdl, const KeyEvent&, rKEvt, bool)bool FillControl::LinkStubTypeKeyInputHdl(void * instance, const
 KeyEvent& data) { return static_cast<FillControl *>
(instance)->TypeKeyInputHdl(data); } bool FillControl::TypeKeyInputHdl
(const KeyEvent& rKEvt)
603{
  const vcl::KeyCode& rKeyCode = rKEvt.GetKeyCode();
  sal_uInt16 nCode = rKeyCode.GetCode();

  if (nCode == KEY_ESCAPE)
  {
      mxLbFillType->set_active(mnTypeCurPos);
      ReleaseFocus_Impl();
      return true;
  }

  if (nCode != KEY_TAB)
      return false;
  if (rKeyCode.IsShift())
      return ChildKeyInput(rKEvt);
  if (mxLbFillAttr->get_visible() && !mxLbFillAttr->get_sensitive())
      return ChildKeyInput(rKEvt);
  return false;
621}

623IMPL_LINK_NOARG(FillControl, TypeFocusHdl, weld::Widget&, void)void FillControl::LinkStubTypeFocusHdl(void * instance, weld::
Widget& data) { return static_cast<FillControl *>(instance
)->TypeFocusHdl(data); } void FillControl::TypeFocusHdl(__attribute__
 ((unused)) weld::Widget&)
624{
  mnTypeCurPos = mxLbFillType->get_active();
626}

628IMPL_LINK_NOARG(FillControl, AttrFocusHdl, weld::Widget&, void)void FillControl::LinkStubAttrFocusHdl(void * instance, weld::
Widget& data) { return static_cast<FillControl *>(instance
)->AttrFocusHdl(data); } void FillControl::AttrFocusHdl(__attribute__
 ((unused)) weld::Widget&)
629{
  mnAttrCurPos = mxLbFillAttr->get_active();
631}

633IMPL_LINK(FillControl, AttrKeyInputHdl, const KeyEvent&, rKEvt, bool)bool FillControl::LinkStubAttrKeyInputHdl(void * instance, const
 KeyEvent& data) { return static_cast<FillControl *>
(instance)->AttrKeyInputHdl(data); } bool FillControl::AttrKeyInputHdl
(const KeyEvent& rKEvt)
634{
  const vcl::KeyCode& rKeyCode = rKEvt.GetKeyCode();
  sal_uInt16 nCode = rKeyCode.GetCode();

  if (nCode == KEY_ESCAPE)
  {
      mxLbFillAttr->set_active(mnAttrCurPos);
      ReleaseFocus_Impl();
      return true;
  }

  return ChildKeyInput(rKEvt);
646}

648IMPL_LINK(FillControl, ColorKeyInputHdl, const KeyEvent&, rKEvt, bool)bool FillControl::LinkStubColorKeyInputHdl(void * instance, const
 KeyEvent& data) { return static_cast<FillControl *>
(instance)->ColorKeyInputHdl(data); } bool FillControl::ColorKeyInputHdl
(const KeyEvent& rKEvt)
649{
  return ChildKeyInput(rKEvt);
651}

653FillControl::~FillControl()
654{
  disposeOnce();
656}

658void FillControl::dispose()
659{
  mxLbFillAttr.reset();
  mxColorDispatch.reset();
  mxToolBoxColor.reset();
  mxLbFillType.reset();
  InterimItemWindow::dispose();
665}

667IMPL_LINK_NOARG(SvxFillToolBoxControl, SelectFillTypeHdl, weld::ComboBox&, void)void SvxFillToolBoxControl::LinkStubSelectFillTypeHdl(void * instance
, weld::ComboBox& data) { return static_cast<SvxFillToolBoxControl
 *>(instance)->SelectFillTypeHdl(data); } void SvxFillToolBoxControl
::SelectFillTypeHdl(__attribute__ ((unused)) weld::ComboBox&
)
668{
  const drawing::FillStyle eXFS = static_cast<drawing::FillStyle>(mpLbFillType->get_active());

  if(meLastXFS == eXFS)
      return;

  mpLbFillAttr->clear();
  SfxObjectShell* pSh = SfxObjectShell::Current();
  const XFillStyleItem aXFillStyleItem(eXFS);

  // #i122676# Do no longer trigger two Execute calls, one for SID_ATTR_FILL_STYLE
  // and one for setting the fill attribute itself, but add two SfxPoolItems to the
  // call to get just one action at the SdrObject and to create only one Undo action, too.
  // Checked that this works in all apps.
  switch( eXFS )
  {
      default:
      case drawing::FillStyle_NONE:
      {
          mpLbFillAttr->show();
          mpToolBoxColor->hide();
          mpLbFillAttr->set_sensitive(false);

          // #i122676# need to call a single SID_ATTR_FILL_STYLE change
          SfxViewFrame::Current()->GetDispatcher()->ExecuteList(
              SID_ATTR_FILL_STYLE( 10000 + 164 ), SfxCallMode::RECORD,
              { &aXFillStyleItem });
          break;
      }
      case drawing::FillStyle_SOLID:
      {
          mpLbFillAttr->hide();
          mpToolBoxColor->show();
          const ::Color aColor = mpColorItem->GetColorValue();
          const XFillColorItem aXFillColorItem( "", aColor );

          // #i122676# change FillStyle and Color in one call
          SfxViewFrame::Current()->GetDispatcher()->ExecuteList(
              SID_ATTR_FILL_COLOR( 10000 + 165 ), SfxCallMode::RECORD,
              { &aXFillColorItem, &aXFillStyleItem });
          break;
      }
      case drawing::FillStyle_GRADIENT:
      {
          mpLbFillAttr->show();
          mpToolBoxColor->hide();

          if(pSh && pSh->GetItem(SID_GRADIENT_LISTTypedWhichId<SvxGradientListItem>( 10000 + 180 )))
          {
              if(!mpLbFillAttr->get_count())
              {
                  mpLbFillAttr->set_sensitive(true);
                  mpLbFillAttr->clear();
                  SvxFillAttrBox::Fill(*mpLbFillAttr, pSh->GetItem(SID_GRADIENT_LISTTypedWhichId<SvxGradientListItem>( 10000 + 180 ))->GetGradientList());
              }

              if (mnLastPosGradient != -1)
              {
                  const SvxGradientListItem * pItem = pSh->GetItem(SID_GRADIENT_LISTTypedWhichId<SvxGradientListItem>( 10000 + 180 ));

                  if(mnLastPosGradient < pItem->GetGradientList()->Count())
                  {
                      const XGradient aGradient = pItem->GetGradientList()->GetGradient(mnLastPosGradient)->GetGradient();
                      const XFillGradientItem aXFillGradientItem(mpLbFillAttr->get_text(mnLastPosGradient), aGradient);

                      // #i122676# change FillStyle and Gradient in one call
                      SfxViewFrame::Current()->GetDispatcher()->ExecuteList(
                          SID_ATTR_FILL_GRADIENT( 10000 + 166 ), SfxCallMode::RECORD,
                          { &aXFillGradientItem, &aXFillStyleItem });
                      mpLbFillAttr->set_active(mnLastPosGradient);
                  }
              }
          }
          else
          {
              mpLbFillAttr->set_sensitive(false);
          }
          break;
      }
      case drawing::FillStyle_HATCH:
      {
          mpLbFillAttr->show();
          mpToolBoxColor->hide();

          if(pSh && pSh->GetItem(SID_HATCH_LISTTypedWhichId<SvxHatchListItem>( 10000 + 181 )))
          {
              if(!mpLbFillAttr->get_count())
              {
                  mpLbFillAttr->set_sensitive(true);
                  mpLbFillAttr->clear();
                  SvxFillAttrBox::Fill(*mpLbFillAttr, pSh->GetItem(SID_HATCH_LISTTypedWhichId<SvxHatchListItem>( 10000 + 181 ))->GetHatchList());
              }

              if (mnLastPosHatch != -1)
              {
                  const SvxHatchListItem * pItem = pSh->GetItem(SID_HATCH_LISTTypedWhichId<SvxHatchListItem>( 10000 + 181 ));

                  if(mnLastPosHatch < pItem->GetHatchList()->Count())
                  {
                      const XHatch aHatch = pItem->GetHatchList()->GetHatch(mnLastPosHatch)->GetHatch();
                      const XFillHatchItem aXFillHatchItem(mpLbFillAttr->get_active_text(), aHatch);

                      // #i122676# change FillStyle and Hatch in one call
                      SfxViewFrame::Current()->GetDispatcher()->ExecuteList(
                          SID_ATTR_FILL_HATCH( 10000 + 167 ), SfxCallMode::RECORD,
                          { &aXFillHatchItem, &aXFillStyleItem });
                      mpLbFillAttr->set_active(mnLastPosHatch);
                  }
              }
          }
          else
          {
              mpLbFillAttr->set_sensitive(false);
          }
          break;
      }
      case drawing::FillStyle_BITMAP:
      {
          mpLbFillAttr->show();
          mpToolBoxColor->hide();

          if(pSh && pSh->GetItem(SID_BITMAP_LISTTypedWhichId<SvxBitmapListItem>( 10000 + 182 )))
          {
              if(!mpLbFillAttr->get_count())
              {
                  mpLbFillAttr->set_sensitive(true);
                  mpLbFillAttr->clear();
                  SvxFillAttrBox::Fill(*mpLbFillAttr, pSh->GetItem(SID_BITMAP_LISTTypedWhichId<SvxBitmapListItem>( 10000 + 182 ))->GetBitmapList());
              }

              if (mnLastPosBitmap != -1)
              {
                  const SvxBitmapListItem * pItem = pSh->GetItem(SID_BITMAP_LISTTypedWhichId<SvxBitmapListItem>( 10000 + 182 ));

                  if(mnLastPosBitmap < pItem->GetBitmapList()->Count())
                  {
                      const XBitmapEntry* pXBitmapEntry = pItem->GetBitmapList()->GetBitmap(mnLastPosBitmap);
                      const XFillBitmapItem aXFillBitmapItem(mpLbFillAttr->get_active_text(), pXBitmapEntry->GetGraphicObject());

                      // #i122676# change FillStyle and Bitmap in one call
                      SfxViewFrame::Current()->GetDispatcher()->ExecuteList(
                          SID_ATTR_FILL_BITMAP( 10000 + 168 ), SfxCallMode::RECORD,
                          { &aXFillBitmapItem, &aXFillStyleItem });
                      mpLbFillAttr->set_active(mnLastPosBitmap);
                  }
              }
          }
          else
          {
              mpLbFillAttr->set_sensitive(false);
          }
          break;
      }
  }

  meLastXFS = eXFS;

  mxFillControl->Resize();
826}

828IMPL_LINK_NOARG(SvxFillToolBoxControl, SelectFillAttrHdl, weld::ComboBox&, void)void SvxFillToolBoxControl::LinkStubSelectFillAttrHdl(void * instance
, weld::ComboBox& data) { return static_cast<SvxFillToolBoxControl
 *>(instance)->SelectFillAttrHdl(data); } void SvxFillToolBoxControl
::SelectFillAttrHdl(__attribute__ ((unused)) weld::ComboBox&
)
829{
  const drawing::FillStyle eXFS = static_cast<drawing::FillStyle>(mpLbFillType->get_active());
  const XFillStyleItem aXFillStyleItem(eXFS);
  SfxObjectShell* pSh = SfxObjectShell::Current();

  // #i122676# dependent from bFillStyleChange, do execute a single or two
  // changes in one Execute call
  const bool bFillStyleChange(meLastXFS != eXFS);

  switch(eXFS)
  {
      case drawing::FillStyle_SOLID:
      {
          if(bFillStyleChange)
          {
              // #i122676# Single FillStyle change call needed here
              SfxViewFrame::Current()->GetDispatcher()->ExecuteList(
                  SID_ATTR_FILL_STYLE( 10000 + 164 ), SfxCallMode::RECORD,
                  { &aXFillStyleItem });
          }
          break;
      }
      case drawing::FillStyle_GRADIENT:
      {
          sal_Int32 nPos = mpLbFillAttr->get_active();

          if (nPos == -1)
          {
              nPos = mnLastPosGradient;
          }

          if (nPos != -1 && pSh && pSh->GetItem(SID_GRADIENT_LISTTypedWhichId<SvxGradientListItem>( 10000 + 180 )))
          {
              const SvxGradientListItem * pItem = pSh->GetItem(SID_GRADIENT_LISTTypedWhichId<SvxGradientListItem>( 10000 + 180 ));

              if(nPos < pItem->GetGradientList()->Count())
              {
                  const XGradient aGradient = pItem->GetGradientList()->GetGradient(nPos)->GetGradient();
                  const XFillGradientItem aXFillGradientItem(mpLbFillAttr->get_active_text(), aGradient);

                  // #i122676# Change FillStyle and Gradient in one call
                  SfxViewFrame::Current()->GetDispatcher()->ExecuteList(
                      SID_ATTR_FILL_GRADIENT( 10000 + 166 ), SfxCallMode::RECORD,
                      bFillStyleChange
                          ? std::initializer_list<SfxPoolItem const*>{ &aXFillGradientItem, &aXFillStyleItem }
                          : std::initializer_list<SfxPoolItem const*>{ &aXFillGradientItem });
              }
          }

          if (nPos != -1)
          {
              mnLastPosGradient = nPos;
          }
          break;
      }
      case drawing::FillStyle_HATCH:
      {
          sal_Int32 nPos = mpLbFillAttr->get_active();

          if (nPos == -1)
          {
              nPos = mnLastPosHatch;
          }

          if (nPos != -1 && pSh && pSh->GetItem(SID_HATCH_LISTTypedWhichId<SvxHatchListItem>( 10000 + 181 )))
          {
              const SvxHatchListItem * pItem = pSh->GetItem(SID_HATCH_LISTTypedWhichId<SvxHatchListItem>( 10000 + 181 ));

              if(nPos < pItem->GetHatchList()->Count())
              {
                  const XHatch aHatch = pItem->GetHatchList()->GetHatch(nPos)->GetHatch();
                  const XFillHatchItem aXFillHatchItem( mpLbFillAttr->get_active_text(), aHatch);

                  // #i122676# Change FillStyle and Hatch in one call
                  SfxViewFrame::Current()->GetDispatcher()->ExecuteList(
                      SID_ATTR_FILL_HATCH( 10000 + 167 ), SfxCallMode::RECORD,
                      bFillStyleChange
                          ? std::initializer_list<SfxPoolItem const*>{ &aXFillHatchItem, &aXFillStyleItem }
                          : std::initializer_list<SfxPoolItem const*>{ &aXFillHatchItem });
              }
          }

          if (nPos != -1)
          {
              mnLastPosHatch = nPos;
          }
          break;
      }
      case drawing::FillStyle_BITMAP:
      {
          sal_Int32 nPos = mpLbFillAttr->get_active();

          if (nPos == -1)
          {
              nPos = mnLastPosBitmap;
          }

          if (nPos != -1 && pSh && pSh->GetItem(SID_BITMAP_LISTTypedWhichId<SvxBitmapListItem>( 10000 + 182 )))
          {
              const SvxBitmapListItem * pItem = pSh->GetItem(SID_BITMAP_LISTTypedWhichId<SvxBitmapListItem>( 10000 + 182 ));

              if(nPos < pItem->GetBitmapList()->Count())
              {
                  const XBitmapEntry* pXBitmapEntry = pItem->GetBitmapList()->GetBitmap(nPos);
                  const XFillBitmapItem aXFillBitmapItem(mpLbFillAttr->get_active_text(), pXBitmapEntry->GetGraphicObject());

                  // #i122676# Change FillStyle and Bitmap in one call
                  SfxViewFrame::Current()->GetDispatcher()->ExecuteList(
                      SID_ATTR_FILL_BITMAP( 10000 + 168 ), SfxCallMode::RECORD,
                      bFillStyleChange
                          ? std::initializer_list<SfxPoolItem const*>{ &aXFillBitmapItem, &aXFillStyleItem }
                          : std::initializer_list<SfxPoolItem const*>{ &aXFillBitmapItem });
              }
          }

          if (nPos != -1)
          {
              mnLastPosBitmap = nPos;
          }
          break;
      }
      default: break;
  }
952}

954void FillControl::SetOptimalSize()
955{
  Size aSize(mxLbFillType->get_preferred_size());
  Size aFirstSize(mxToolBoxColor->get_preferred_size());
  auto nWidth = std::max(aFirstSize.Width(), LogicToPixel(Size(55, 0), MapMode(MapUnit::MapAppFont)).Width());
  auto nHeight = std::max(aSize.Height(), aFirstSize.Height());
  mxToolBoxColor->set_size_request(nWidth, -1);
  mxLbFillAttr->set_size_request(42, -1); //something narrow so the toolbar sets the overall size of this column
  SetSizePixel(Size(m_xContainer->get_preferred_size().Width(), nHeight));
963}

965void FillControl::DataChanged(const DataChangedEvent& rDCEvt)
966{
  if((rDCEvt.GetType() == DataChangedEventType::SETTINGS) &&
      (rDCEvt.GetFlags() & AllSettingsFlags::STYLE))
  {
      SetOptimalSize();
  }
  InterimItemWindow::DataChanged(rDCEvt);
973}

975/* 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 );
4
←
Memory is allocated→
  }

  /** Probably most common used: handle->someBodyOp().
   */
  reference_type * operator->() const
  {
      return m_rInnerRef.get();
17
←
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)
  {}

  /**
     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)
          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_pBody7.1
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
)
8
←
Taking true branch→
          m_pBody->release();
9
←
Calling 'VclReferenceBase::release'→
13
←
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;
18
←
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)
10
←
Assuming the condition is true→
11
←
Taking true branch→
40            delete this;
12
←
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