/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* * This file is part of the LibreOffice project. * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. * * This file incorporates work covered by the following license notice: * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed * with this work for additional information regarding copyright * ownership. The ASF licenses this file to you under the Apache * License, Version 2.0 (the "License"); you may not use this file * except in compliance with the License. You may obtain a copy of * the License at http://www.apache.org/licenses/LICENSE-2.0 . */ #ifndef INCLUDED_VCL_PRINT_HXX #define INCLUDED_VCL_PRINT_HXX #include #include #include #include #include #include #include #include #include #include #include #include #include #include class SalInfoPrinter; struct SalPrinterQueueInfo; class SalPrinter; class VirtualDevice; namespace vcl { class Window; } namespace vcl { class PrinterController; class PrintDialog; } enum class PrinterSupport { SetOrientation, SetPaperSize, SetPaper, CollateCopy, SetupDialog }; class VCL_DLLPUBLIC QueueInfo { friend class Printer; private: OUString maPrinterName; OUString maDriver; OUString maLocation; OUString maComment; PrintQueueFlags mnStatus; sal_uInt32 mnJobs; public: QueueInfo(); QueueInfo( const QueueInfo& rInfo ); ~QueueInfo(); const OUString& GetPrinterName() const { return maPrinterName; } const OUString& GetDriver() const { return maDriver; } const OUString& GetLocation() const { return maLocation; } const OUString& GetComment() const { return maComment; } PrintQueueFlags GetStatus() const { return mnStatus; } sal_uInt32 GetJobs() const { return mnJobs; } }; enum class PrinterTransparencyMode { Auto = 0, NONE = 1 }; enum class PrinterGradientMode { Stripes = 0, Color = 1 }; enum class PrinterBitmapMode { Optimal = 0, Normal = 1, Resolution = 2 }; class VCL_DLLPUBLIC PrinterOptions { private: bool mbReduceTransparency; PrinterTransparencyMode meReducedTransparencyMode; bool mbReduceGradients; PrinterGradientMode meReducedGradientsMode; sal_uInt16 mnReducedGradientStepCount; bool mbReduceBitmaps; PrinterBitmapMode meReducedBitmapMode; sal_uInt16 mnReducedBitmapResolution; bool mbReducedBitmapsIncludeTransparency; bool mbConvertToGreyscales; bool mbPDFAsStandardPrintJobFormat; public: PrinterOptions(); ~PrinterOptions(); bool IsReduceTransparency() const { return mbReduceTransparency; } void SetReduceTransparency( bool bSet ) { mbReduceTransparency = bSet; } PrinterTransparencyMode GetReducedTransparencyMode() const { return meReducedTransparencyMode; } void SetReducedTransparencyMode( PrinterTransparencyMode eMode ) { meReducedTransparencyMode = eMode; } bool IsReduceGradients() const { return mbReduceGradients; } void SetReduceGradients( bool bSet ) { mbReduceGradients = bSet; } PrinterGradientMode GetReducedGradientMode() const { return meReducedGradientsMode; } void SetReducedGradientMode( PrinterGradientMode eMode ) { meReducedGradientsMode = eMode; } sal_uInt16 GetReducedGradientStepCount() const { return mnReducedGradientStepCount; } void SetReducedGradientStepCount( sal_uInt16 nStepCount ) { mnReducedGradientStepCount = nStepCount; } bool IsReduceBitmaps() const { return mbReduceBitmaps; } void SetReduceBitmaps( bool bSet ) { mbReduceBitmaps = bSet; } PrinterBitmapMode GetReducedBitmapMode() const { return meReducedBitmapMode; } void SetReducedBitmapMode( PrinterBitmapMode eMode ) { meReducedBitmapMode = eMode; } sal_uInt16 GetReducedBitmapResolution() const { return mnReducedBitmapResolution; } void SetReducedBitmapResolution( sal_uInt16 nResolution ) { mnReducedBitmapResolution = nResolution; } bool IsReducedBitmapIncludesTransparency() const { return mbReducedBitmapsIncludeTransparency; } void SetReducedBitmapIncludesTransparency( bool bSet ) { mbReducedBitmapsIncludeTransparency = bSet; } bool IsConvertToGreyscales() const { return mbConvertToGreyscales; } void SetConvertToGreyscales( bool bSet ) { mbConvertToGreyscales = bSet; } bool IsPDFAsStandardPrintJobFormat() const { return mbPDFAsStandardPrintJobFormat; } void SetPDFAsStandardPrintJobFormat( bool bSet ) { mbPDFAsStandardPrintJobFormat = bSet; } /** Read printer options from configuration parameter decides whether the set for print "to printer" or "to file" should be read. @return True if config was read, false if an error occurred */ bool ReadFromConfig( bool bFile ); }; class VCL_DLLPUBLIC Printer : public OutputDevice { friend class ::OutputDevice; private: SalInfoPrinter* mpInfoPrinter; SalPrinter* mpPrinter; SalGraphics* mpJobGraphics; VclPtr mpPrev; VclPtr mpNext; VclPtr mpDisplayDev; PrinterOptions* mpPrinterOptions; OUString maPrinterName; OUString maDriver; OUString maPrintFile; OUString maJobName; JobSetup maJobSetup; Point maPageOffset; Size maPaperSize; ErrCode mnError; sal_uInt16 mnPageQueueSize; sal_uInt16 mnCopyCount; bool mbDefPrinter; bool mbPrinting; bool mbJobActive; bool mbCollateCopy; bool mbPrintFile; bool mbInPrintPage; bool mbNewJobSetup; SAL_DLLPRIVATE void ImplInitData(); SAL_DLLPRIVATE void ImplInit( SalPrinterQueueInfo* pInfo ); SAL_DLLPRIVATE void ImplInitDisplay(); SAL_DLLPRIVATE static SalPrinterQueueInfo* ImplGetQueueInfo( const OUString& rPrinterName, const OUString* pDriver ); SAL_DLLPRIVATE void ImplUpdatePageData(); SAL_DLLPRIVATE void ImplUpdateFontList(); SAL_DLLPRIVATE void ImplFindPaperFormatForUserSize( JobSetup&, bool bMatchNearest ); SAL_DLLPRIVATE bool StartJob( const OUString& rJobName, std::shared_ptr const & ); static SAL_DLLPRIVATE ErrCode ImplSalPrinterErrorCodeToVCL( sal_uLong nError ); private: SAL_DLLPRIVATE bool EndJob(); Printer( const Printer& rPrinter ) = delete; Printer& operator =( const Printer& rPrinter ) = delete; public: SAL_DLLPRIVATE void ImplStartPage(); SAL_DLLPRIVATE void ImplEndPage(); protected: virtual bool AcquireGraphics() const override; virtual void ReleaseGraphics( bool bRelease = true ) override; virtual void ImplReleaseFonts() override; virtual long GetGradientStepCount( long nMinRect ) override; virtual bool UsePolyPolygonForComplexGradient() override; virtual void ClipAndDrawGradientMetafile ( const Gradient &rGradient, const tools::PolyPolygon &rPolyPoly ) override; void ScaleBitmap ( Bitmap&, SalTwoRect& ) override { }; public: void DrawGradientEx( OutputDevice* pOut, const tools::Rectangle& rRect, const Gradient& rGradient ); virtual Bitmap GetBitmap( const Point& rSrcPt, const Size& rSize ) const override; protected: virtual void DrawDeviceMask( const Bitmap& rMask, const Color& rMaskColor, const Point& rDestPt, const Size& rDestSize, const Point& rSrcPtPixel, const Size& rSrcSizePixel) override; bool DrawTransformBitmapExDirect( const basegfx::B2DHomMatrix& aFullTransform, const BitmapEx& rBitmapEx) override; bool TransformAndReduceBitmapExToTargetRange( const basegfx::B2DHomMatrix& aFullTransform, basegfx::B2DRange &aVisibleRange, double &fMaximumArea) override; void DrawDeviceBitmap( const Point& rDestPt, const Size& rDestSize, const Point& rSrcPtPixel, const Size& rSrcSizePixel, BitmapEx& rBitmapEx ) override; virtual void EmulateDrawTransparent( const tools::PolyPolygon& rPolyPoly, sal_uInt16 nTransparencePercent ) override; virtual void InitFont() const override; virtual void SetFontOrientation( LogicalFontInstance* const pFontInstance ) const override; public: Printer(); Printer( const JobSetup& rJobSetup ); Printer( const QueueInfo& rQueueInfo ); Printer( const OUString& rPrinterName ); virtual ~Printer() override; virtual void dispose() override; static const std::vector< OUString >& GetPrinterQueues(); static const QueueInfo* GetQueueInfo( const OUString& rPrinterName, bool bStatusUpdate ); static OUString GetDefaultPrinterName(); const OUString& GetName() const { return maPrinterName; } const OUString& GetDriverName() const { return maDriver; } bool IsDefPrinter() const { return mbDefPrinter; } bool IsDisplayPrinter() const { return mpDisplayDev != nullptr; } bool IsValid() const { return !IsDisplayPrinter(); } sal_uInt32 GetCapabilities( PrinterCapType nType ) const; bool HasSupport( PrinterSupport eFeature ) const; bool SetJobSetup( const JobSetup& rSetup ); const JobSetup& GetJobSetup() const { return maJobSetup; } bool Setup( vcl::Window* pWindow, bool bPapersizeFromSetup = false ); bool SetPrinterProps( const Printer* pPrinter ); /** SetPrinterOptions is used internally only now in earlier times it was used only to set the options loaded directly from the configuration in SfxPrinter::InitJob, this is now handled internally should the need arise to set the printer options outside vcl, also a method would have to be devised to not override these again internally */ SAL_DLLPRIVATE void SetPrinterOptions( const PrinterOptions& rOptions ); const PrinterOptions& GetPrinterOptions() const { return( *mpPrinterOptions ); } bool SetOrientation( Orientation eOrient ); Orientation GetOrientation() const; bool SetDuplexMode( DuplexMode ); bool SetPaperBin( sal_uInt16 nPaperBin ); sal_uInt16 GetPaperBin() const; bool SetPaper( Paper ePaper ); bool SetPaperSizeUser( const Size& rSize ); bool SetPaperSizeUser( const Size& rSize, bool bMatchNearest ); Paper GetPaper() const; static OUString GetPaperName( Paper ePaper ); /** @return A UI string for the current paper; an empty string for PAPER_USER */ OUString GetPaperName() const; /** @return Number of available paper formats */ int GetPaperInfoCount() const; /** @return Info about paper format nPaper */ const PaperInfo& GetPaperInfo( int nPaper ) const; sal_uInt16 GetPaperBinCount() const; OUString GetPaperBinName( sal_uInt16 nPaperBin ) const; const Size& GetPaperSizePixel() const { return maPaperSize; } Size GetPaperSize() const { return PixelToLogic( maPaperSize ); } const Point& GetPageOffsetPixel() const { return maPageOffset; } Point GetPageOffset() const { return PixelToLogic( maPageOffset ); } bool SetCopyCount( sal_uInt16 nCopy, bool bCollate ); sal_uInt16 GetCopyCount() const { return mnCopyCount; } bool IsCollateCopy() const { return mbCollateCopy; } bool IsPrinting() const { return mbPrinting; } bool IsJobActive() const { return mbJobActive; } /** Checks the printer list and updates it necessary sends a DataChanged event of type DataChangedEventType::PRINTER if the printer list changed */ static void updatePrinters(); /** Execute a print job starts a print job asynchronously that is will return */ static void PrintJob( const std::shared_ptr& i_pController, const JobSetup& i_rInitSetup ); virtual bool HasMirroredGraphics() const override; virtual void DrawOutDev( const Point& rDestPt, const Size& rDestSize, const Point& rSrcPt, const Size& rSrcSize ) override; virtual void DrawOutDev( const Point& rDestPt, const Size& rDestSize, const Point& rSrcPt, const Size& rSrcSize, const OutputDevice& rOutDev ) override; virtual void CopyArea( const Point& rDestPt, const Point& rSrcPt, const Size& rSrcSize, bool bWindowInvalidate = false ) override; // These 3 together are more modular PrintJob(), allowing printing more documents as one print job // by repeated calls to ExecutePrintJob(). Used by mailmerge. static bool PreparePrintJob( std::shared_ptr i_pController, const JobSetup& i_rInitSetup ); static bool ExecutePrintJob( std::shared_ptr i_pController ); static void FinishPrintJob( const std::shared_ptr& i_pController ); /** Implementation detail of PrintJob being asynchronous not exported, not usable outside vcl */ static void SAL_DLLPRIVATE ImplPrintJob( const std::shared_ptr& i_pController, const JobSetup& i_rInitSetup ); }; namespace vcl { class ImplPrinterControllerData; enum class NupOrderType { LRTB, TBLR, TBRL, RLTB }; class VCL_DLLPUBLIC PrinterController { std::unique_ptr mpImplData; protected: PrinterController( const VclPtr& ); public: struct MultiPageSetup { // all metrics in 100th mm int nRows; int nColumns; Size aPaperSize; long nLeftMargin; long nTopMargin; long nRightMargin; long nBottomMargin; long nHorizontalSpacing; long nVerticalSpacing; bool bDrawBorder; NupOrderType nOrder; MultiPageSetup() : nRows( 1 ), nColumns( 1 ), aPaperSize( 21000, 29700 ) , nLeftMargin( 0 ), nTopMargin( 0 ) , nRightMargin( 0 ), nBottomMargin( 0 ) , nHorizontalSpacing( 0 ), nVerticalSpacing( 0 ) , bDrawBorder( false ) , nOrder( NupOrderType::LRTB ) {} }; struct PageSize { /// In 100th mm Size aSize; /// Full paper, not only imageable area is printed bool bFullPaper; PageSize( const Size& i_rSize = Size( 21000, 29700 ), bool i_bFullPaper = false) : aSize( i_rSize ), bFullPaper( i_bFullPaper ) {} }; virtual ~PrinterController(); const VclPtr& getPrinter() const; /** For implementations: get current job properties as changed by e.g. print dialog this gets the current set of properties initially told to Printer::PrintJob For convenience a second sequence will be merged in to get a combined sequence. In case of duplicate property names, the value of i_MergeList wins. */ css::uno::Sequence< css::beans::PropertyValue > getJobProperties(const css::uno::Sequence< css::beans::PropertyValue >& i_rMergeList ) const; /// Get the PropertyValue of a Property css::beans::PropertyValue* getValue( const OUString& i_rPropertyName ); const css::beans::PropertyValue* getValue( const OUString& i_rPropertyName ) const; /** Get a bool property in case the property is unknown or not convertible to bool, i_bFallback is returned */ bool getBoolProperty( const OUString& i_rPropertyName, bool i_bFallback ) const; /** Get an int property in case the property is unknown or not convertible to bool, i_nFallback is returned */ sal_Int32 getIntProperty( const OUString& i_rPropertyName, sal_Int32 i_nFallback ) const; /// Set a property value - can also be used to add another UI property void setValue( const OUString& i_rPropertyName, const css::uno::Any& i_rValue ); void setValue( const css::beans::PropertyValue& i_rValue ); /** @return The currently active UI options. These are the same that were passed to setUIOptions. */ const css::uno::Sequence< css::beans::PropertyValue >& getUIOptions() const; /** Set possible UI options. should only be done once before passing the PrinterListener to Printer::PrintJob */ void setUIOptions( const css::uno::Sequence< css::beans::PropertyValue >& ); /// Enable/disable an option; this can be used to implement dialog logic. bool isUIOptionEnabled( const OUString& rPropName ) const; bool isUIChoiceEnabled( const OUString& rPropName, sal_Int32 nChoice ) const; /** @return The property name rPropName depends on or an empty string if no dependency exists. */ OUString getDependency( const OUString& rPropName ) const; /** MakeEnabled will change the property rPropName depends on to the value that makes rPropName enabled. If the dependency itself is also disabled, no action will be performed. @return The property name rPropName depends on or an empty string if no change was made. */ OUString makeEnabled( const OUString& rPropName ); /// App must override this virtual int getPageCount() const = 0; /** Get the page parameters namely the jobsetup that should be active for the page (describing among others the physical page size) and the "page size". In writer case this would probably be the same as the JobSetup since writer sets the page size draw/impress for example print their page on the paper set on the printer, possibly adjusting the page size to fit. That means the page size can be different from the paper size. App must override this @return Page size in 1/100th mm */ virtual css::uno::Sequence< css::beans::PropertyValue > getPageParameters( int i_nPage ) const = 0; /// App must override this virtual void printPage(int i_nPage) const = 0; /// Will be called after a possible dialog has been shown and the real printjob starts virtual void jobStarted(); virtual void jobFinished( css::view::PrintableState ); css::view::PrintableState getJobState() const; void abortJob(); bool isShowDialogs() const; bool isDirectPrint() const; // implementation details, not usable outside vcl // don't use outside vcl. Some of these are exported for // the benefit of vcl's plugins. // Still: DO NOT USE OUTSIDE VCL VCL_PLUGIN_PUBLIC int getFilteredPageCount(); SAL_DLLPRIVATE PageSize getPageFile( int i_inUnfilteredPage, GDIMetaFile& rMtf, bool i_bMayUseCache = false ); VCL_PLUGIN_PUBLIC PageSize getFilteredPageFile( int i_nFilteredPage, GDIMetaFile& o_rMtf, bool i_bMayUseCache = false ); VCL_PLUGIN_PUBLIC void printFilteredPage( int i_nPage ); SAL_DLLPRIVATE void setPrinter( const VclPtr& ); VCL_PLUGIN_PUBLIC void createProgressDialog(); VCL_PLUGIN_PUBLIC bool isProgressCanceled() const; SAL_DLLPRIVATE void setMultipage( const MultiPageSetup& ); SAL_DLLPRIVATE const MultiPageSetup& getMultipage() const; VCL_PLUGIN_PUBLIC void setLastPage( bool i_bLastPage ); SAL_DLLPRIVATE void setReversePrint( bool i_bReverse ); SAL_DLLPRIVATE bool getReversePrint() const; SAL_DLLPRIVATE void setPapersizeFromSetup( bool i_bPapersizeFromSetup ); SAL_DLLPRIVATE bool getPapersizeFromSetup() const; VCL_PLUGIN_PUBLIC void setPrinterModified( bool i_bPapersizeFromSetup ); VCL_PLUGIN_PUBLIC bool getPrinterModified() const; SAL_DLLPRIVATE void pushPropertiesToPrinter(); SAL_DLLPRIVATE void resetPaperToLastConfigured(); VCL_PLUGIN_PUBLIC void setJobState( css::view::PrintableState ); SAL_DLLPRIVATE bool setupPrinter( vcl::Window* i_pDlgParent ); SAL_DLLPRIVATE int getPageCountProtected() const; SAL_DLLPRIVATE css::uno::Sequence< css::beans::PropertyValue > getPageParametersProtected( int i_nPage ) const; SAL_DLLPRIVATE DrawModeFlags removeTransparencies( GDIMetaFile const & i_rIn, GDIMetaFile& o_rOut ); SAL_DLLPRIVATE void resetPrinterOptions( bool i_bFileOutput ); }; class VCL_DLLPUBLIC PrinterOptionsHelper { protected: std::unordered_map< OUString, css::uno::Any > m_aPropertyMap; std::vector< css::beans::PropertyValue > m_aUIProperties; public: /// Create without ui properties PrinterOptionsHelper() {} /** Process a new set of properties merges changed properties and returns "true" if any occurred */ bool processProperties( const css::uno::Sequence< css::beans::PropertyValue >& i_rNewProp ); /** Append to a sequence of property values the ui property sequence passed at creation as the "ExtraPrintUIOptions" property. if that sequence was empty, no "ExtraPrintUIOptions" property will be appended. */ void appendPrintUIOptions( css::uno::Sequence< css::beans::PropertyValue >& io_rProps ) const; /** @return An empty Any for not existing properties */ css::uno::Any getValue( const OUString& i_rPropertyName ) const; bool getBoolValue( const OUString& i_rPropertyName, bool i_bDefault ) const; // convenience for fixed strings bool getBoolValue( const char* i_pPropName, bool i_bDefault = false ) const { return getBoolValue( OUString::createFromAscii( i_pPropName ), i_bDefault ); } sal_Int64 getIntValue( const OUString& i_rPropertyName, sal_Int64 i_nDefault ) const; // convenience for fixed strings sal_Int64 getIntValue( const char* i_pPropName, sal_Int64 i_nDefault ) const { return getIntValue( OUString::createFromAscii( i_pPropName ), i_nDefault ); } OUString getStringValue( const OUString& i_rPropertyName ) const; // convenience for fixed strings OUString getStringValue( const char* i_pPropName ) const { return getStringValue( OUString::createFromAscii( i_pPropName ) ); } // helper functions for user to create a single control struct UIControlOptions { OUString maDependsOnName; sal_Int32 mnDependsOnEntry; bool mbAttachToDependency; OUString maGroupHint; bool mbInternalOnly; bool mbEnabled; std::vector< css::beans::PropertyValue > maAddProps; UIControlOptions( const OUString& i_rDependsOnName = OUString(), sal_Int32 i_nDependsOnEntry = -1, bool i_bAttachToDependency = false) : maDependsOnName( i_rDependsOnName ) , mnDependsOnEntry( i_nDependsOnEntry ) , mbAttachToDependency( i_bAttachToDependency ) , mbInternalOnly( false ) , mbEnabled( true ) {} }; // note: in the following helper functions HelpIds are expected as an OUString // the normal HelpId form is OString (byte string instead of UTF16 string) // this is because the whole interface is base on UNO properties; in fact the structures // are passed over UNO interfaces. UNO does not know a byte string, hence the string is // transported via UTF16 strings. /// Show general control static css::uno::Any setUIControlOpt( const css::uno::Sequence< OUString >& i_rIDs, const OUString& i_rTitle, const css::uno::Sequence< OUString >& i_rHelpId, const OUString& i_rType, const css::beans::PropertyValue* i_pValue = nullptr, const UIControlOptions& i_rControlOptions = UIControlOptions()); /// Show and set the title of a TagPage of id i_rID static css::uno::Any setGroupControlOpt( const OUString& i_rID, const OUString& i_rTitle, const OUString& i_rHelpId); /// Show and set the label of a VclFrame of id i_rID static css::uno::Any setSubgroupControlOpt( const OUString& i_rID, const OUString& i_rTitle, const OUString& i_rHelpId, const UIControlOptions& i_rControlOptions = UIControlOptions()); /// Show a bool option as a checkbox static css::uno::Any setBoolControlOpt( const OUString& i_rID, const OUString& i_rTitle, const OUString& i_rHelpId, const OUString& i_rProperty, bool i_bValue, const UIControlOptions& i_rControlOptions = UIControlOptions()); /// Show a set of choices in a list box static css::uno::Any setChoiceListControlOpt( const OUString& i_rID, const OUString& i_rTitle, const css::uno::Sequence< OUString >& i_rHelpId, const OUString& i_rProperty, const css::uno::Sequence< OUString >& i_rChoices, sal_Int32 i_nValue, const css::uno::Sequence< sal_Bool >& i_rDisabledChoices = css::uno::Sequence< sal_Bool >(), const UIControlOptions& i_rControlOptions = UIControlOptions()); /// Show a set of choices as radio buttons static css::uno::Any setChoiceRadiosControlOpt( const css::uno::Sequence< OUString >& i_rIDs, const OUString& i_rTitle, const css::uno::Sequence< OUString >& i_rHelpId, const OUString& i_rProperty, const css::uno::Sequence< OUString >& i_rChoices, sal_Int32 i_nValue, const css::uno::Sequence< sal_Bool >& i_rDisabledChoices = css::uno::Sequence< sal_Bool >(), const UIControlOptions& i_rControlOptions = UIControlOptions()); /** Show an integer range (e.g. a spin field) note: max value < min value means do not apply min/max values */ static css::uno::Any setRangeControlOpt( const OUString& i_rID, const OUString& i_rTitle, const OUString& i_rHelpId, const OUString& i_rProperty, sal_Int32 i_nValue, sal_Int32 i_nMinValue, sal_Int32 i_nMaxValue, const UIControlOptions& i_rControlOptions); /** Show a string field note: max value < min value means do not apply min/max values */ static css::uno::Any setEditControlOpt( const OUString& i_rID, const OUString& i_rTitle, const OUString& i_rHelpId, const OUString& i_rProperty, const OUString& i_rValue, const UIControlOptions& i_rControlOptions); }; // class PrinterOptionsHelper } // namespace vcl #endif // INCLUDED_VCL_PRINT_HXX /* vim:set shiftwidth=4 softtabstop=4 expandtab: */