/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 stylesettings.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 TOOLKIT_DLLIMPLEMENTATION -D SVT_DLL_NAME="libsvtlo.so" -D EXCEPTIONS_ON -D LIBO_INTERNAL_ONLY -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/epoxy/include -I /home/maarten/src/libreoffice/core/external/boost/include -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/boost -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/toolkit/inc -I /home/maarten/src/libreoffice/core/toolkit/source -I /home/maarten/src/libreoffice/core/workdir/UnoApiHeadersTarget/udkapi/normal -I /home/maarten/src/libreoffice/core/workdir/UnoApiHeadersTarget/offapi/normal -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/toolkit/source/awt/stylesettings.cxx

/home/maarten/src/libreoffice/core/toolkit/source/awt/stylesettings.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 .
*/


21#include "stylesettings.hxx"
22#include <toolkit/awt/vclxwindow.hxx>
23#include <toolkit/helper/vclunohelper.hxx>

25#include <com/sun/star/lang/DisposedException.hpp>

27#include <comphelper/interfacecontainer2.hxx>
28#include <osl/diagnose.h>
29#include <osl/mutex.hxx>
30#include <vcl/event.hxx>
31#include <vcl/window.hxx>
32#include <vcl/settings.hxx>
33#include <vcl/svapp.hxx>


36namespace toolkit
37{


  using ::com::sun::star::uno::Reference;
  using ::com::sun::star::uno::RuntimeException;
  using ::com::sun::star::lang::DisposedException;
  using ::com::sun::star::lang::EventObject;
  using ::com::sun::star::awt::FontDescriptor;
  using ::com::sun::star::awt::XStyleChangeListener;


  //= WindowStyleSettings_Data

  struct WindowStyleSettings_Data
  {
      VCLXWindow*                         pOwningWindow;
      ::comphelper::OInterfaceContainerHelper2   aStyleChangeListeners;

      WindowStyleSettings_Data( ::osl::Mutex& i_rListenerMutex, VCLXWindow& i_rOwningWindow )
          : pOwningWindow( &i_rOwningWindow )
          ,aStyleChangeListeners( i_rListenerMutex )
      {
      }

      DECL_LINK( OnWindowEvent, VclWindowEvent&, void )static void LinkStubOnWindowEvent(void *, VclWindowEvent&
); void OnWindowEvent(VclWindowEvent&);
  };


  IMPL_LINK( WindowStyleSettings_Data, OnWindowEvent, VclWindowEvent&, rEvent, void )void WindowStyleSettings_Data::LinkStubOnWindowEvent(void * instance
, VclWindowEvent& data) { return static_cast<WindowStyleSettings_Data
 *>(instance)->OnWindowEvent(data); } void WindowStyleSettings_Data
::OnWindowEvent(VclWindowEvent& rEvent)
  {
      if ( rEvent.GetId() != VclEventId::WindowDataChanged )
          return;
      const DataChangedEvent* pDataChangedEvent = static_cast< const DataChangedEvent* >( rEvent.GetData() );
      if ( !pDataChangedEvent || ( pDataChangedEvent->GetType() != DataChangedEventType::SETTINGS ) )
          return;
      if ( !( pDataChangedEvent->GetFlags() & AllSettingsFlags::STYLE ) )
          return;

      EventObject aEvent( *pOwningWindow );
      aStyleChangeListeners.notifyEach( &XStyleChangeListener::styleSettingsChanged, aEvent );
  }


  //= StyleMethodGuard

  namespace {

  class StyleMethodGuard
  {
  public:
      explicit StyleMethodGuard( WindowStyleSettings_Data const & i_rData )
      {
          if ( i_rData.pOwningWindow == nullptr )
              throw DisposedException();
      }

  private:
      SolarMutexGuard  m_aGuard;
  };

  }

  //= WindowStyleSettings


  WindowStyleSettings::WindowStyleSettings(::osl::Mutex& i_rListenerMutex, VCLXWindow& i_rOwningWindow )
      :m_pData( new WindowStyleSettings_Data(i_rListenerMutex, i_rOwningWindow ) )
  {
      VclPtr<vcl::Window> pWindow = i_rOwningWindow.GetWindow();
      if ( !pWindow )
          throw RuntimeException();
      pWindow->AddEventListener( LINK( m_pData.get(), WindowStyleSettings_Data, OnWindowEvent )::tools::detail::makeLink( ::tools::detail::castTo<WindowStyleSettings_Data
 *>(m_pData.get()), &WindowStyleSettings_Data::LinkStubOnWindowEvent
) );
  }


  WindowStyleSettings::~WindowStyleSettings()
  {
  }


  void WindowStyleSettings::dispose()
  {
      StyleMethodGuard aGuard( *m_pData );

      VclPtr<vcl::Window> pWindow = m_pData->pOwningWindow->GetWindow();
      OSL_ENSURE( pWindow, "WindowStyleSettings::dispose: window has been reset before we could revoke the listener!" )do { if (true && (!(pWindow))) { sal_detail_logFormat
((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/home/maarten/src/libreoffice/core/toolkit/source/awt/stylesettings.cxx"
 ":" "122" ": "), "%s", "WindowStyleSettings::dispose: window has been reset before we could revoke the listener!"
); } } while (false);
      if ( pWindow )
          pWindow->RemoveEventListener( LINK( m_pData.get(), WindowStyleSettings_Data, OnWindowEvent )::tools::detail::makeLink( ::tools::detail::castTo<WindowStyleSettings_Data
 *>(m_pData.get()), &WindowStyleSettings_Data::LinkStubOnWindowEvent
) );

      EventObject aEvent( *this );
      m_pData->aStyleChangeListeners.disposeAndClear( aEvent );

      m_pData->pOwningWindow = nullptr;
  }


  namespace
  {
      sal_Int32 lcl_getStyleColor( WindowStyleSettings_Data const & i_rData, Color const & (StyleSettings::*i_pGetter)() const )
      {
          const VclPtr<vcl::Window>& pWindow = i_rData.pOwningWindow->GetWindow();
          const AllSettings aAllSettings = pWindow->GetSettings();
          const StyleSettings& aStyleSettings = aAllSettings.GetStyleSettings();
          return sal_Int32((aStyleSettings.*i_pGetter)());
      }

      void lcl_setStyleColor( WindowStyleSettings_Data const & i_rData, void (StyleSettings::*i_pSetter)( Color const & ), sal_Int32 i_nColor )
      {
          VclPtr<vcl::Window> pWindow = i_rData.pOwningWindow->GetWindow();
2
←
Calling 'VCLXWindow::GetWindow'→
11
←
Returning from 'VCLXWindow::GetWindow'→
24
←
Calling 'VCLXWindow::GetWindow'→
          AllSettings aAllSettings = pWindow->GetSettings();
          StyleSettings aStyleSettings = aAllSettings.GetStyleSettings();
          (aStyleSettings.*i_pSetter)( Color(i_nColor) );
          aAllSettings.SetStyleSettings( aStyleSettings );
          pWindow->SetSettings( aAllSettings );
      }
12
←
Calling implicit destructor for 'VclPtr<vcl::Window>'→
13
←
Calling '~Reference'→
20
←
Returning from '~Reference'→
21
←
Returning from destructor for 'VclPtr<vcl::Window>'→

      FontDescriptor lcl_getStyleFont( WindowStyleSettings_Data const & i_rData, vcl::Font const & (StyleSettings::*i_pGetter)() const )
      {
          const VclPtr<vcl::Window>& pWindow = i_rData.pOwningWindow->GetWindow();
          const AllSettings aAllSettings = pWindow->GetSettings();
          const StyleSettings& aStyleSettings = aAllSettings.GetStyleSettings();
          return VCLUnoHelper::CreateFontDescriptor( (aStyleSettings.*i_pGetter)() );
      }

      void lcl_setStyleFont( WindowStyleSettings_Data const & i_rData, void (StyleSettings::*i_pSetter)( vcl::Font const &),
          vcl::Font const & (StyleSettings::*i_pGetter)() const, const FontDescriptor& i_rFont )
      {
          VclPtr<vcl::Window> pWindow = i_rData.pOwningWindow->GetWindow();
          AllSettings aAllSettings = pWindow->GetSettings();
          StyleSettings aStyleSettings = aAllSettings.GetStyleSettings();
          const vcl::Font aNewFont = VCLUnoHelper::CreateFont( i_rFont, (aStyleSettings.*i_pGetter)() );
          (aStyleSettings.*i_pSetter)( aNewFont );
          aAllSettings.SetStyleSettings( aStyleSettings );
          pWindow->SetSettings( aAllSettings );
      }
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getActiveBorderColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetActiveBorderColor );
  }


  void SAL_CALL WindowStyleSettings::setActiveBorderColor( ::sal_Int32 _activebordercolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetActiveBorderColor, _activebordercolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getActiveColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetActiveColor );
  }


  void SAL_CALL WindowStyleSettings::setActiveColor( ::sal_Int32 _activecolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetActiveColor, _activecolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getActiveTabColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetActiveTabColor );
  }


  void SAL_CALL WindowStyleSettings::setActiveTabColor( ::sal_Int32 _activetabcolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetActiveTabColor, _activetabcolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getActiveTextColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetActiveTextColor );
  }


  void SAL_CALL WindowStyleSettings::setActiveTextColor( ::sal_Int32 _activetextcolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetActiveTextColor, _activetextcolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getButtonRolloverTextColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetButtonRolloverTextColor );
  }


  void SAL_CALL WindowStyleSettings::setButtonRolloverTextColor( ::sal_Int32 _buttonrollovertextcolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetButtonRolloverTextColor, _buttonrollovertextcolor );
      // Also need to set ActionButtonRolloverTextColor as this setting can't be
      // set through the UNO interface otherwise.
      // Previously this setting was used to set colors for both scenarios,
      // but action button setting was added to differentiate the buttons from
      // "normal" buttons in some themes.
      lcl_setStyleColor( *m_pData, &StyleSettings::SetActionButtonRolloverTextColor, _buttonrollovertextcolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getButtonTextColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetButtonTextColor );
  }


  void SAL_CALL WindowStyleSettings::setButtonTextColor( ::sal_Int32 _buttontextcolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetButtonTextColor, _buttontextcolor );
1
Calling 'lcl_setStyleColor'→
22
←
Returning; memory was released→
      // Also need to set ActionButtonTextColor and DefaultActionButtonTextColor
      // as this two settings can't be set through the UNO interface otherwise.
      // Previously this setting was used to set colors for all three scenarios,
      // but action button setting was added to differentiate the buttons from
      // "normal" buttons in some themes.
      lcl_setStyleColor( *m_pData, &StyleSettings::SetActionButtonTextColor, _buttontextcolor );
23
←
Calling 'lcl_setStyleColor'→
      lcl_setStyleColor( *m_pData, &StyleSettings::SetDefaultActionButtonTextColor, _buttontextcolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getCheckedColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetCheckedColor );
  }


  void SAL_CALL WindowStyleSettings::setCheckedColor( ::sal_Int32 _checkedcolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetCheckedColor, _checkedcolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getDarkShadowColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetDarkShadowColor );
  }


  void SAL_CALL WindowStyleSettings::setDarkShadowColor( ::sal_Int32 _darkshadowcolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetDarkShadowColor, _darkshadowcolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getDeactiveBorderColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetDeactiveBorderColor );
  }


  void SAL_CALL WindowStyleSettings::setDeactiveBorderColor( ::sal_Int32 _deactivebordercolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetDeactiveBorderColor, _deactivebordercolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getDeactiveColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetDeactiveColor );
  }


  void SAL_CALL WindowStyleSettings::setDeactiveColor( ::sal_Int32 _deactivecolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetDeactiveColor, _deactivecolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getDeactiveTextColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetDeactiveTextColor );
  }


  void SAL_CALL WindowStyleSettings::setDeactiveTextColor( ::sal_Int32 _deactivetextcolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetDeactiveTextColor, _deactivetextcolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getDialogColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetDialogColor );
  }


  void SAL_CALL WindowStyleSettings::setDialogColor( ::sal_Int32 _dialogcolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetDialogColor, _dialogcolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getDialogTextColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetDialogTextColor );
  }


  void SAL_CALL WindowStyleSettings::setDialogTextColor( ::sal_Int32 _dialogtextcolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetDialogTextColor, _dialogtextcolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getDisableColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetDisableColor );
  }


  void SAL_CALL WindowStyleSettings::setDisableColor( ::sal_Int32 _disablecolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetDisableColor, _disablecolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getFaceColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetFaceColor );
  }


  void SAL_CALL WindowStyleSettings::setFaceColor( ::sal_Int32 _facecolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetFaceColor, _facecolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getFaceGradientColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      const VclPtr<vcl::Window>& pWindow = m_pData->pOwningWindow->GetWindow();
      const AllSettings aAllSettings = pWindow->GetSettings();
      const StyleSettings& aStyleSettings = aAllSettings.GetStyleSettings();
      return sal_Int32(aStyleSettings.GetFaceGradientColor());
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getFieldColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetFieldColor );
  }


  void SAL_CALL WindowStyleSettings::setFieldColor( ::sal_Int32 _fieldcolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetFieldColor, _fieldcolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getFieldRolloverTextColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetFieldRolloverTextColor );
  }


  void SAL_CALL WindowStyleSettings::setFieldRolloverTextColor( ::sal_Int32 _fieldrollovertextcolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetFieldRolloverTextColor, _fieldrollovertextcolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getFieldTextColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetFieldTextColor );
  }


  void SAL_CALL WindowStyleSettings::setFieldTextColor( ::sal_Int32 _fieldtextcolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetFieldTextColor, _fieldtextcolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getGroupTextColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetGroupTextColor );
  }


  void SAL_CALL WindowStyleSettings::setGroupTextColor( ::sal_Int32 _grouptextcolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetGroupTextColor, _grouptextcolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getHelpColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetHelpColor );
  }


  void SAL_CALL WindowStyleSettings::setHelpColor( ::sal_Int32 _helpcolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetHelpColor, _helpcolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getHelpTextColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetHelpTextColor );
  }


  void SAL_CALL WindowStyleSettings::setHelpTextColor( ::sal_Int32 _helptextcolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetHelpTextColor, _helptextcolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getHighlightColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetHighlightColor );
  }


  void SAL_CALL WindowStyleSettings::setHighlightColor( ::sal_Int32 _highlightcolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetHighlightColor, _highlightcolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getHighlightTextColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetHighlightTextColor );
  }


  void SAL_CALL WindowStyleSettings::setHighlightTextColor( ::sal_Int32 _highlighttextcolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetHighlightTextColor, _highlighttextcolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getInactiveTabColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetInactiveTabColor );
  }


  void SAL_CALL WindowStyleSettings::setInactiveTabColor( ::sal_Int32 _inactivetabcolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetInactiveTabColor, _inactivetabcolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getLabelTextColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetLabelTextColor );
  }


  void SAL_CALL WindowStyleSettings::setLabelTextColor( ::sal_Int32 _labeltextcolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetLabelTextColor, _labeltextcolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getLightColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetLightColor );
  }


  void SAL_CALL WindowStyleSettings::setLightColor( ::sal_Int32 _lightcolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetLightColor, _lightcolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getMenuBarColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetMenuBarColor );
  }


  void SAL_CALL WindowStyleSettings::setMenuBarColor( ::sal_Int32 _menubarcolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetMenuBarColor, _menubarcolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getMenuBarTextColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetMenuBarTextColor );
  }


  void SAL_CALL WindowStyleSettings::setMenuBarTextColor( ::sal_Int32 _menubartextcolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetMenuBarTextColor, _menubartextcolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getMenuBorderColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetMenuBorderColor );
  }


  void SAL_CALL WindowStyleSettings::setMenuBorderColor( ::sal_Int32 _menubordercolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetMenuBorderColor, _menubordercolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getMenuColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetMenuColor );
  }


  void SAL_CALL WindowStyleSettings::setMenuColor( ::sal_Int32 _menucolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetMenuColor, _menucolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getMenuHighlightColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetMenuHighlightColor );
  }


  void SAL_CALL WindowStyleSettings::setMenuHighlightColor( ::sal_Int32 _menuhighlightcolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetMenuHighlightColor, _menuhighlightcolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getMenuHighlightTextColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetMenuHighlightTextColor );
  }


  void SAL_CALL WindowStyleSettings::setMenuHighlightTextColor( ::sal_Int32 _menuhighlighttextcolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetMenuHighlightTextColor, _menuhighlighttextcolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getMenuTextColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetMenuTextColor );
  }


  void SAL_CALL WindowStyleSettings::setMenuTextColor( ::sal_Int32 _menutextcolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetMenuTextColor, _menutextcolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getMonoColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetMonoColor );
  }


  void SAL_CALL WindowStyleSettings::setMonoColor( ::sal_Int32 _monocolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetMonoColor, _monocolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getRadioCheckTextColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetRadioCheckTextColor );
  }


  void SAL_CALL WindowStyleSettings::setRadioCheckTextColor( ::sal_Int32 _radiochecktextcolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetRadioCheckTextColor, _radiochecktextcolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getSeparatorColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      const VclPtr<vcl::Window>& pWindow = m_pData->pOwningWindow->GetWindow();
      const AllSettings aAllSettings = pWindow->GetSettings();
      const StyleSettings& aStyleSettings = aAllSettings.GetStyleSettings();
      return sal_Int32(aStyleSettings.GetSeparatorColor());
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getShadowColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetShadowColor );
  }


  void SAL_CALL WindowStyleSettings::setShadowColor( ::sal_Int32 _shadowcolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetShadowColor, _shadowcolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getWindowColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetWindowColor );
  }


  void SAL_CALL WindowStyleSettings::setWindowColor( ::sal_Int32 _windowcolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetWindowColor, _windowcolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getWindowTextColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetWindowTextColor );
  }


  void SAL_CALL WindowStyleSettings::setWindowTextColor( ::sal_Int32 _windowtextcolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetWindowTextColor, _windowtextcolor );
  }


  ::sal_Int32 SAL_CALL WindowStyleSettings::getWorkspaceColor()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleColor( *m_pData, &StyleSettings::GetWorkspaceColor );
  }


  void SAL_CALL WindowStyleSettings::setWorkspaceColor( ::sal_Int32 _workspacecolor )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleColor( *m_pData, &StyleSettings::SetWorkspaceColor, _workspacecolor );
  }


  sal_Bool SAL_CALL WindowStyleSettings::getHighContrastMode()
  {
      StyleMethodGuard aGuard( *m_pData );
      const VclPtr<vcl::Window>& pWindow = m_pData->pOwningWindow->GetWindow();
      const AllSettings aAllSettings = pWindow->GetSettings();
      const StyleSettings& aStyleSettings = aAllSettings.GetStyleSettings();
      return aStyleSettings.GetHighContrastMode();
  }


  void SAL_CALL WindowStyleSettings::setHighContrastMode( sal_Bool _highcontrastmode )
  {
      StyleMethodGuard aGuard( *m_pData );
      VclPtr<vcl::Window> pWindow = m_pData->pOwningWindow->GetWindow();
      AllSettings aAllSettings = pWindow->GetSettings();
      StyleSettings aStyleSettings = aAllSettings.GetStyleSettings();
      aStyleSettings.SetHighContrastMode( _highcontrastmode );
      aAllSettings.SetStyleSettings( aStyleSettings );
      pWindow->SetSettings( aAllSettings );
  }


  FontDescriptor SAL_CALL WindowStyleSettings::getApplicationFont()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleFont( *m_pData, &StyleSettings::GetAppFont );
  }


  void SAL_CALL WindowStyleSettings::setApplicationFont( const FontDescriptor& _applicationfont )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleFont( *m_pData, &StyleSettings::SetAppFont, &StyleSettings::GetAppFont, _applicationfont );
  }


  FontDescriptor SAL_CALL WindowStyleSettings::getHelpFont()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleFont( *m_pData, &StyleSettings::GetHelpFont );
  }


  void SAL_CALL WindowStyleSettings::setHelpFont( const FontDescriptor& _helpfont )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleFont( *m_pData, &StyleSettings::SetHelpFont, &StyleSettings::GetHelpFont, _helpfont );
  }


  FontDescriptor SAL_CALL WindowStyleSettings::getTitleFont()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleFont( *m_pData, &StyleSettings::GetTitleFont );
  }


  void SAL_CALL WindowStyleSettings::setTitleFont( const FontDescriptor& _titlefont )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleFont( *m_pData, &StyleSettings::SetTitleFont, &StyleSettings::GetTitleFont, _titlefont );
  }


  FontDescriptor SAL_CALL WindowStyleSettings::getFloatTitleFont()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleFont( *m_pData, &StyleSettings::GetFloatTitleFont );
  }


  void SAL_CALL WindowStyleSettings::setFloatTitleFont( const FontDescriptor& _floattitlefont )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleFont( *m_pData, &StyleSettings::SetFloatTitleFont, &StyleSettings::GetFloatTitleFont, _floattitlefont );
  }


  FontDescriptor SAL_CALL WindowStyleSettings::getMenuFont()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleFont( *m_pData, &StyleSettings::GetMenuFont );
  }


  void SAL_CALL WindowStyleSettings::setMenuFont( const FontDescriptor& _menufont )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleFont( *m_pData, &StyleSettings::SetMenuFont, &StyleSettings::GetMenuFont, _menufont );
  }


  FontDescriptor SAL_CALL WindowStyleSettings::getToolFont()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleFont( *m_pData, &StyleSettings::GetToolFont );
  }


  void SAL_CALL WindowStyleSettings::setToolFont( const FontDescriptor& _toolfont )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleFont( *m_pData, &StyleSettings::SetToolFont, &StyleSettings::GetToolFont, _toolfont );
  }


  FontDescriptor SAL_CALL WindowStyleSettings::getGroupFont()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleFont( *m_pData, &StyleSettings::GetGroupFont );
  }


  void SAL_CALL WindowStyleSettings::setGroupFont( const FontDescriptor& _groupfont )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleFont( *m_pData, &StyleSettings::SetGroupFont, &StyleSettings::GetGroupFont, _groupfont );
  }


  FontDescriptor SAL_CALL WindowStyleSettings::getLabelFont()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleFont( *m_pData, &StyleSettings::GetLabelFont );
  }


  void SAL_CALL WindowStyleSettings::setLabelFont( const FontDescriptor& _labelfont )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleFont( *m_pData, &StyleSettings::SetLabelFont, &StyleSettings::GetLabelFont, _labelfont );
  }


  FontDescriptor SAL_CALL WindowStyleSettings::getRadioCheckFont()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleFont( *m_pData, &StyleSettings::GetRadioCheckFont );
  }


  void SAL_CALL WindowStyleSettings::setRadioCheckFont( const FontDescriptor& _radiocheckfont )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleFont( *m_pData, &StyleSettings::SetRadioCheckFont, &StyleSettings::GetRadioCheckFont, _radiocheckfont );
  }


  FontDescriptor SAL_CALL WindowStyleSettings::getPushButtonFont()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleFont( *m_pData, &StyleSettings::GetPushButtonFont );
  }


  void SAL_CALL WindowStyleSettings::setPushButtonFont( const FontDescriptor& _pushbuttonfont )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleFont( *m_pData, &StyleSettings::SetPushButtonFont, &StyleSettings::GetPushButtonFont, _pushbuttonfont );
  }


  FontDescriptor SAL_CALL WindowStyleSettings::getFieldFont()
  {
      StyleMethodGuard aGuard( *m_pData );
      return lcl_getStyleFont( *m_pData, &StyleSettings::GetFieldFont );
  }


  void SAL_CALL WindowStyleSettings::setFieldFont( const FontDescriptor& _fieldfont )
  {
      StyleMethodGuard aGuard( *m_pData );
      lcl_setStyleFont( *m_pData, &StyleSettings::SetFieldFont, &StyleSettings::GetFieldFont, _fieldfont );
  }


  void SAL_CALL WindowStyleSettings::addStyleChangeListener( const Reference< XStyleChangeListener >& i_rListener )
  {
      StyleMethodGuard aGuard( *m_pData );
      if ( i_rListener.is() )
          m_pData->aStyleChangeListeners.addInterface( i_rListener );
  }


  void SAL_CALL WindowStyleSettings::removeStyleChangeListener( const Reference< XStyleChangeListener >& i_rListener )
  {
      StyleMethodGuard aGuard( *m_pData );
      if ( i_rListener.is() )
          m_pData->aStyleChangeListeners.removeInterface( i_rListener );
  }


946} // namespace toolkit


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

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/home/maarten/src/libreoffice/core/include/toolkit/awt/vclxwindow.hxx

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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#ifndef INCLUDED_TOOLKIT_AWT_VCLXWINDOW_HXX
21#define INCLUDED_TOOLKIT_AWT_VCLXWINDOW_HXX

23#include <toolkit/dllapi.h>
24#include <toolkit/awt/vclxdevice.hxx>
25#include <vcl/window.hxx>

27#include <com/sun/star/awt/XWindow2.hpp>
28#include <com/sun/star/awt/XVclWindowPeer.hpp>
29#include <com/sun/star/awt/XLayoutConstrains.hpp>
30#include <com/sun/star/awt/XView.hpp>
31#include <com/sun/star/beans/XPropertySetInfo.hpp>
32#include <com/sun/star/accessibility/XAccessible.hpp>
33#include <com/sun/star/awt/XDockableWindow.hpp>
34#include <com/sun/star/awt/XStyleSettingsSupplier.hpp>

36#include <comphelper/servicehelper.hxx>
37#include <cppuhelper/implbase.hxx>

39#include <tools/gen.hxx>
40#include <tools/link.hxx>

42#include <memory>
43#include <vector>
44#include <functional>

46namespace comphelper { class OInterfaceContainerHelper2; }
47namespace com::sun::star::accessibility { class XAccessibleContext; }

49class VclWindowEvent;

51namespace toolkit
52{
  class IAccessibleFactory;
54}


57class UnoPropertyArrayHelper;
58class VCLXWindowImpl;
59typedef cppu::ImplInheritanceHelper< VCLXDevice,
                                   css::awt::XWindow2,
                                   css::awt::XVclWindowPeer,
                                   css::awt::XLayoutConstrains,
                                   css::awt::XView,
                                   css::awt::XDockableWindow,
                                   css::accessibility::XAccessible,
                                   css::lang::XEventListener,
                                   css::beans::XPropertySetInfo,
                                   css::awt::XStyleSettingsSupplier
                                 > VCLXWindow_Base;

71class TOOLKIT_DLLPUBLIC__attribute__ ((visibility("default"))) VCLXWindow : public VCLXWindow_Base
72{
73private:
  std::unique_ptr<VCLXWindowImpl>  mpImpl;

  UnoPropertyArrayHelper *GetPropHelper();

78protected:
  Size            ImplCalcWindowSize( const Size& rOutSz ) const;
  DECL_LINK(WindowEventListener, VclWindowEvent&, void )static void LinkStubWindowEventListener(void *, VclWindowEvent
&); void WindowEventListener(VclWindowEvent&);

  virtual void    ProcessWindowEvent( const VclWindowEvent& rVclWindowEvent );
  virtual css::uno::Reference< css::accessibility::XAccessibleContext >
                  CreateAccessibleContext();

  void            SetSynthesizingVCLEvent( bool b );
  bool            IsSynthesizingVCLEvent() const;

  void        SetSystemParent_Impl( const css::uno::Any& rHandle );

  ::toolkit::IAccessibleFactory&  getAccessibleFactory();

  // helper ...
  static void     PushPropertyIds( std::vector< sal_uInt16 > &aIds, int nFirstId, ...);
  // for use in controls/
  static void     ImplGetPropertyIds( std::vector< sal_uInt16 > &aIds,
                                      bool bWithDefaults = false );
  virtual void    GetPropertyIds( std::vector< sal_uInt16 > &aIds );

  ::comphelper::OInterfaceContainerHelper2&  GetContainerListeners();
  ::comphelper::OInterfaceContainerHelper2&  GetTopWindowListeners();

103public:
  typedef ::std::function<void ()>  Callback;

106protected:
  /** executes the given callback asynchronously

      At the moment the callback is called, the Solar Mutex is not locked. In particular, this implies that
      you cannot rely on |this| not being disposed. However, you *can* rely on |this| being still alive (i.e.
      having a ref count > 0).

      As a consequence, this can be used for doing listener notifications, using event multiplexers. Those multiplexers
      care for the disposed state themself, and are alive as long as |this| is alive.
  */
  void    ImplExecuteAsyncWithoutSolarLock(
              const Callback& i_callback
          );

120public:
  VCLXWindow( bool bWithDefaultProps = false );
  virtual ~VCLXWindow() override;

  virtual void SetWindow( const VclPtr< vcl::Window > &pWindow );
  template< class derived_type > VclPtr< derived_type > GetAs() const {
      return VclPtr< derived_type >( static_cast< derived_type * >( GetOutputDevice().get() ) ); }
4
←
Calling constructor for 'VclPtr<vcl::Window>'→
9
←
Returning from constructor for 'VclPtr<vcl::Window>'→
26
←
Calling 'VclPtr::get'→
  template< class derived_type > VclPtr< derived_type > GetAsDynamic() const {
      return VclPtr< derived_type >( dynamic_cast< derived_type * >( GetOutputDevice().get() ) ); }
  VclPtr<vcl::Window> GetWindow() const { return GetAs<vcl::Window>(); }
3
←
Calling 'VCLXWindow::GetAs'→
10
←
Returning from 'VCLXWindow::GetAs'→
25
←
Calling 'VCLXWindow::GetAs'→

  void    suspendVclEventListening( );
  void    resumeVclEventListening( );

  void    notifyWindowRemoved( vcl::Window const & _rWindow );

  // css::lang::XUnoTunnel
  UNO3_GETIMPLEMENTATION_DECL(VCLXWindow)static const css::uno::Sequence< sal_Int8 > & getUnoTunnelId
() throw(); virtual sal_Int64 getSomething( const css::uno::Sequence
< sal_Int8 >& aIdentifier ) override;

  // css::lang::XEventListener
  virtual void SAL_CALL disposing( const css::lang::EventObject& Source ) override;

  // css::lang::XComponent
  void SAL_CALL dispose(  ) override;
  void SAL_CALL addEventListener( const css::uno::Reference< css::lang::XEventListener >& rxListener ) override;
  void SAL_CALL removeEventListener( const css::uno::Reference< css::lang::XEventListener >& rxListener ) override;

  // css::awt::XWindow
  void SAL_CALL setPosSize( sal_Int32 X, sal_Int32 Y, sal_Int32 Width, sal_Int32 Height, sal_Int16 Flags ) override;
  css::awt::Rectangle SAL_CALL getPosSize(  ) override;
  void SAL_CALL setVisible( sal_Bool Visible ) override;
  void SAL_CALL setEnable( sal_Bool Enable ) override;
  void SAL_CALL setFocus(  ) override;
  void SAL_CALL addWindowListener( const css::uno::Reference< css::awt::XWindowListener >& rrxListener ) override;
  void SAL_CALL removeWindowListener( const css::uno::Reference< css::awt::XWindowListener >& rrxListener ) override;
  void SAL_CALL addFocusListener( const css::uno::Reference< css::awt::XFocusListener >& rrxListener ) override;
  void SAL_CALL removeFocusListener( const css::uno::Reference< css::awt::XFocusListener >& rrxListener ) override;
  void SAL_CALL addKeyListener( const css::uno::Reference< css::awt::XKeyListener >& rrxListener ) override;
  void SAL_CALL removeKeyListener( const css::uno::Reference< css::awt::XKeyListener >& rrxListener ) override;
  void SAL_CALL addMouseListener( const css::uno::Reference< css::awt::XMouseListener >& rrxListener ) override;
  void SAL_CALL removeMouseListener( const css::uno::Reference< css::awt::XMouseListener >& rrxListener ) override;
  void SAL_CALL addMouseMotionListener( const css::uno::Reference< css::awt::XMouseMotionListener >& rrxListener ) override;
  void SAL_CALL removeMouseMotionListener( const css::uno::Reference< css::awt::XMouseMotionListener >& rrxListener ) override;
  void SAL_CALL addPaintListener( const css::uno::Reference< css::awt::XPaintListener >& rrxListener ) override;
  void SAL_CALL removePaintListener( const css::uno::Reference< css::awt::XPaintListener >& rrxListener ) override;

  // css::awt::XWindowPeer
  css::uno::Reference< css::awt::XToolkit > SAL_CALL getToolkit(  ) override;
  void SAL_CALL setPointer( const css::uno::Reference< css::awt::XPointer >& Pointer ) override;
  void SAL_CALL setBackground( sal_Int32 Color ) override;
  void SAL_CALL invalidate( sal_Int16 Flags ) override;
  void SAL_CALL invalidateRect( const css::awt::Rectangle& Rect, sal_Int16 Flags ) override;

  // css::awt::XVclWindowPeer
  sal_Bool SAL_CALL isChild( const css::uno::Reference< css::awt::XWindowPeer >& Peer ) override;
  void SAL_CALL setDesignMode( sal_Bool bOn ) override;
  sal_Bool SAL_CALL isDesignMode(  ) override;
  void SAL_CALL enableClipSiblings( sal_Bool bClip ) override;
  void SAL_CALL setForeground( sal_Int32 Color ) override;
  void SAL_CALL setControlFont( const css::awt::FontDescriptor& aFont ) override;
  void SAL_CALL getStyles( sal_Int16 nType, css::awt::FontDescriptor& Font, sal_Int32& ForegroundColor, sal_Int32& BackgroundColor ) override;
  void SAL_CALL setProperty( const OUString& PropertyName, const css::uno::Any& Value ) override;
  css::uno::Any SAL_CALL getProperty( const OUString& PropertyName ) override;

  // css::awt::XLayoutConstrains
  css::awt::Size SAL_CALL getMinimumSize(  ) override;
  css::awt::Size SAL_CALL getPreferredSize(  ) override;
  css::awt::Size SAL_CALL calcAdjustedSize( const css::awt::Size& aNewSize ) override;

  // css::awt::XView
  sal_Bool SAL_CALL setGraphics( const css::uno::Reference< css::awt::XGraphics >& aDevice ) override;
  css::uno::Reference< css::awt::XGraphics > SAL_CALL getGraphics(  ) override;
  css::awt::Size SAL_CALL getSize(  ) override;
  void SAL_CALL draw( sal_Int32 nX, sal_Int32 nY ) override;
  void SAL_CALL setZoom( float fZoomX, float fZoomY ) override;

  // css::accessibility::XAccessible
  css::uno::Reference< css::accessibility::XAccessibleContext > SAL_CALL getAccessibleContext(  ) override;

  // css::awt::XDockableWindow
  void SAL_CALL addDockableWindowListener( const css::uno::Reference< css::awt::XDockableWindowListener >& xListener ) override;
  void SAL_CALL removeDockableWindowListener( const css::uno::Reference< css::awt::XDockableWindowListener >& xListener ) override;
  void SAL_CALL enableDocking( sal_Bool bEnable ) override;
  sal_Bool SAL_CALL isFloating(  ) override;
  void SAL_CALL setFloatingMode( sal_Bool bFloating ) override;
  void SAL_CALL lock(  ) override;
  void SAL_CALL unlock(  ) override;
  sal_Bool SAL_CALL isLocked(  ) override;
  void SAL_CALL startPopupMode( const css::awt::Rectangle& WindowRect ) override;
  sal_Bool SAL_CALL isInPopupMode(  ) override;

  // css::awt::XWindow2
  void SAL_CALL setOutputSize( const css::awt::Size& aSize ) override;
  css::awt::Size SAL_CALL getOutputSize(  ) override;
  sal_Bool SAL_CALL isVisible(  ) override;
  sal_Bool SAL_CALL isActive(  ) override;
  sal_Bool SAL_CALL isEnabled(  ) override;
  sal_Bool SAL_CALL hasFocus(  ) override;

  // css::beans::XPropertySetInfo
  css::uno::Sequence< css::beans::Property > SAL_CALL getProperties(  ) override;
  css::beans::Property SAL_CALL getPropertyByName( const OUString& aName ) override;
  sal_Bool SAL_CALL hasPropertyByName( const OUString& Name ) override;

  // XStyleSettingsSupplier
  virtual css::uno::Reference< css::awt::XStyleSettings > SAL_CALL getStyleSettings() override;
226};

228#endif // INCLUDED_TOOLKIT_AWT_VCLXWINDOW_HXX

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

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

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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#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)
5
←
Calling constructor for 'Reference<vcl::Window>'→
8
←
Returning from constructor for 'Reference<vcl::Window>'→
  {}

  /** 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();
  }

  /** 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();
27
←
Calling 'Reference::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)
6
←
Assuming field 'm_pBody' is non-null→
7
←
Taking true branch→
          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_pBody13.1
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
1
Field 'm_pBody' is non-null
)
14
←
Taking true branch→
          m_pBody->release();
15
←
Calling 'VclReferenceBase::release'→
19
←
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;
28
←
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)
16
←
Assuming the condition is true→
17
←
Taking true branch→
40            delete this;
18
←
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