sl@0: // Copyright (c) 1998-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: //
sl@0: 
sl@0: #include <gdi.h>
sl@0: #include <f32file.h>
sl@0: #include <s32file.h>
sl@0: #include <bautils.h>
sl@0: #include <barsc.h>
sl@0: #include <barsread.h>
sl@0: #include "GDIPANIC.h"
sl@0: 
sl@0: _LIT(KPdrExtension,"*.PDR"); // must be capitalized
sl@0: _LIT(KPdlExtension,".PDL"); // must be capitalized
sl@0: _LIT(KUdlExtension,".UDL"); // must be capitalized
sl@0: _LIT(KRscExtension,".RSC");
sl@0: _LIT(KGdiPrintPanic,"GDI - PRINT");
sl@0: 
sl@0: _LIT(KGDIPanicDesc1, "GDI Pdr internal Panic %S, in file %S @ line %i");
sl@0: _LIT(KGDIPanicDesc2, "Assert condition = \"%S\"");
sl@0: 
sl@0: enum TPdrStorePanic
sl@0: 	{
sl@0: 	EPdrModelIndexOutOfRange,
sl@0: 	EPdrModelUidNotFound,
sl@0: 	EPdrDirectoryIndexOutOfRange,
sl@0: 	EPdrFileIndexOutOfRange,
sl@0: 	EPdrPrinterDeviceExists,
sl@0: 	EPdrPrinterDeviceDoesNotExist,
sl@0: 	};
sl@0: 
sl@0: void Panic(TPdrStorePanic aPanic)
sl@0: 	{
sl@0: 	User::Panic(KGdiPrintPanic,aPanic);
sl@0: 	}
sl@0: 	
sl@0: void PanicWithCondAndInfo(TPdrStorePanic aError, const TDesC& aCondition, const TDesC& aFileName, const TDesC& aPanicName, TInt aLine)
sl@0: 	{
sl@0: 	TBuf<256> buf;
sl@0: 	buf.Format(KGDIPanicDesc1, &aPanicName, &aFileName, aLine);
sl@0: 	RDebug::Print(buf);
sl@0: 
sl@0: 	buf.Format(KGDIPanicDesc2, &aCondition);
sl@0: 	RDebug::Print(buf);
sl@0: 	Panic(aError);
sl@0: 	}
sl@0: 
sl@0: //
sl@0: // TPrinterModelEntry
sl@0: //
sl@0: 
sl@0: 
sl@0: EXPORT_C void TPrinterModelEntry::InternalizeL(RReadStream& aStream)
sl@0: 
sl@0: /** Internalises a printer model entry from a read stream. 
sl@0: 
sl@0: The presence of this function means that the standard templated stream operator>>(), 
sl@0: defined in s32strm.h, is available to internalise objects of this class.
sl@0: 
sl@0: @param aStream The read stream. */
sl@0:     {
sl@0: 	aStream >> iModelName;
sl@0: 	iRequiresPrinterPort=aStream.ReadUint8L();
sl@0: 	aStream >> iUid;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C void TPrinterModelEntry::ExternalizeL(RWriteStream& aStream) const
sl@0: /** Externalises the printer model entry to a write stream.
sl@0: 
sl@0: The presence of this function means that the standard templated stream operator<<(), 
sl@0: defined in s32strm.h, is available to externalise objects of this class.
sl@0: 
sl@0: @param aStream The write stream. */
sl@0: 	{
sl@0: 	aStream << iModelName;
sl@0: 	aStream.WriteUint8L((TUint8) iRequiresPrinterPort);
sl@0: 	aStream << iUid;
sl@0: 	}
sl@0: 
sl@0: //
sl@0: // TPrinterModelHeader
sl@0: //
sl@0: 
sl@0: 
sl@0: EXPORT_C void TPrinterModelHeader::InternalizeL(RReadStream& aStream)
sl@0: /** Internalises a printer model header from a read stream. 
sl@0: 
sl@0: The presence of this function means that the standard templated stream operator>>(), 
sl@0: defined in s32strm.h, is available to internalise objects of this class.
sl@0: 
sl@0: @param aStream The read stream. */
sl@0:  	{
sl@0: 	aStream >> iEntry;
sl@0: 	aStream >> iModelDataStreamId;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C void TPrinterModelHeader::ExternalizeL(RWriteStream& aStream) const
sl@0:  
sl@0: /** Externalises the printer model header to a write stream.
sl@0: 
sl@0: The presence of this function means that the standard templated stream operator<<(), 
sl@0: defined in s32strm.h, is available to externalise objects of this class.
sl@0: @param aStream The write stream. */
sl@0:     {
sl@0: 	aStream << iEntry;
sl@0: 	aStream << iModelDataStreamId;
sl@0: 	}
sl@0: 
sl@0: //
sl@0: // CPrinterDevice
sl@0: //
sl@0: 
sl@0: EXPORT_C CPrinterDevice::CPrinterDevice():
sl@0: 	CGraphicsDevice(),
sl@0: 	iCurrentPageSpecInTwips()
sl@0: /** Standard constructor. */
sl@0: 	{}
sl@0: 
sl@0: 
sl@0: EXPORT_C CPrinterDevice::~CPrinterDevice()
sl@0: 
sl@0: /** Destructor.
sl@0: It frees all resources owned by the object, prior to its destruction. */
sl@0: 	{
sl@0: 	delete iControl;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C void CPrinterDevice::SelectPageSpecInTwips(const TPageSpec& aPageSpecInTwips)
sl@0: /** Sets the page specification in twips.
sl@0: @param  aPageSpec The page specification in twips. */	
sl@0:     {
sl@0: 	iCurrentPageSpecInTwips=aPageSpecInTwips;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C TRect CPrinterDevice::PrintablePageInPixels() const
sl@0: /** Gets the dimensions of the area to which the printer device can print.
sl@0: 
sl@0: These dimensions are normally less than those returned by TPageSpec::OrientedPageSize() 
sl@0: because a margin exists between the boundary of the printable page and the 
sl@0: absolute extent of the page.
sl@0: 
sl@0: @return The dimensions of the printer device area in pixels, respecting the 
sl@0: page orientation */
sl@0: 	{
sl@0: 	return TRect(SizeInPixels());
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C void CPrinterDevice::DeleteControl()
sl@0:  /** Deletes the printer control owned by this object.
sl@0: 
sl@0: The function sets the iControl member to NULL. */
sl@0:     {
sl@0: 	delete iControl;
sl@0: 	iControl=NULL;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C void CPrinterDevice::RestorePropertiesL()
sl@0: /** Restores printer properties. */	
sl@0:     {
sl@0: 	_LIT(KSystemIniFileNameSpec,"Z:\\System\\System.ini");
sl@0: 
sl@0: 	RFs fs;
sl@0: 	User::LeaveIfError(fs.Connect());
sl@0: 	CleanupClosePushL(fs);
sl@0: 	
sl@0: 	TDriveUnit drive(static_cast<TUint>(RFs::GetSystemDrive()));
sl@0: 	TParse systemIniFileName;
sl@0: 	systemIniFileName.Set(drive.Name(), &KSystemIniFileNameSpec, NULL);
sl@0: 	
sl@0: 	TUint atts = 0;
sl@0: 	TInt ret = fs.Att(systemIniFileName.FullName(), atts);
sl@0: 	if (ret == KErrNone)
sl@0: 		{
sl@0: 		CDictionaryStore* dictionarystore = NULL;
sl@0: 		TRAPD(err,dictionarystore = CDictionaryFileStore::SystemL(fs));
sl@0: 		if (err == KErrNone)
sl@0: 			{
sl@0: 			CleanupStack::PushL(dictionarystore);
sl@0: 			if (dictionarystore->IsPresentL(Model().iUid))
sl@0: 				{
sl@0: 				RDictionaryReadStream stream;
sl@0: 				stream.OpenLC(*dictionarystore,Model().iUid);
sl@0: 				InternalizePropertiesL(stream);
sl@0: 				CleanupStack::PopAndDestroy(); // stream
sl@0: 				}
sl@0: 			CleanupStack::PopAndDestroy(); // dictionarystore
sl@0: 			}
sl@0: 		}
sl@0: 	CleanupStack::PopAndDestroy(); // fs
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C void CPrinterDevice::StorePropertiesL() const
sl@0: /**  Stores the printer properties. */
sl@0:     {
sl@0: 	RFs fs;
sl@0: 	User::LeaveIfError(fs.Connect());
sl@0: 	CleanupClosePushL(fs);
sl@0: 	CDictionaryStore* dictionarystore = CDictionaryFileStore::SystemLC(fs);
sl@0: 	RDictionaryWriteStream stream;
sl@0: 	stream.AssignLC(*dictionarystore,Model().iUid);
sl@0: 	ExternalizePropertiesL(stream);
sl@0: 	stream.CommitL();
sl@0: 	CleanupStack::PopAndDestroy(); // stream
sl@0: 	dictionarystore->CommitL();
sl@0: 	CleanupStack::PopAndDestroy(2); // dictionarystore, fs
sl@0: 	}
sl@0: 
sl@0: //
sl@0: // CPrinterControl
sl@0: //
sl@0: 
sl@0: 
sl@0: EXPORT_C CPrinterControl::~CPrinterControl()
sl@0: /**  Destructor.
sl@0: 
sl@0: It frees all resources owned by the object, prior to its destruction. */
sl@0:  {
sl@0: 	delete iPrinterPort;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C CPrinterControl::CPrinterControl(CPrinterPort* aPrinterPort):
sl@0: 	CBase(),
sl@0: 	iState(ENotPrinting),
sl@0: 	iPrinterPort(aPrinterPort)
sl@0: 	{}
sl@0: 
sl@0: //
sl@0: // TPageSpec
sl@0: //
sl@0: 
sl@0: 
sl@0: EXPORT_C TPageSpec::TPageSpec():
sl@0: 	iPortraitPageSize(TSize(0,0)),
sl@0: 	iOrientation(EPortrait)
sl@0: /** Default constructor. 
sl@0: 
sl@0: Initialises the page orientation to portrait and the page height and width 
sl@0: to zero. */
sl@0: 	{}
sl@0: 
sl@0: 
sl@0: EXPORT_C TPageSpec::TPageSpec(TPageOrientation anOrientation,const TSize& aSize):
sl@0: 	iPortraitPageSize(aSize),
sl@0: 	iOrientation(anOrientation)
sl@0: /** Constructor with page orientation and size. 
sl@0: 
sl@0: @param aOrientation Specifies the page orientation. 
sl@0: @param aSize Specifies the page size. */
sl@0:  	{}
sl@0: 
sl@0: 
sl@0: EXPORT_C void TPageSpec::InternalizeL(RReadStream& aStream)
sl@0: /** Internalises a page specification object from a read stream. 
sl@0: 
sl@0: The presence of this function means that the standard templated stream operator>>(), 
sl@0: defined in s32strm.h, is available to internalise objects of this class.
sl@0: 
sl@0: @param aStream The read stream. */
sl@0:  	{
sl@0: 	iPortraitPageSize.iWidth = aStream.ReadInt32L();
sl@0: 	iPortraitPageSize.iHeight = aStream.ReadInt32L();
sl@0: 	iOrientation=(TPageSpec::TPageOrientation)aStream.ReadInt8L();
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C void TPageSpec::ExternalizeL(RWriteStream& aStream) const
sl@0: /** Externalises the page specification object to a write stream.
sl@0: 
sl@0: The presence of this function means that the standard templated stream operator<<(), 
sl@0: defined in s32strm.h, is available to externalise objects of this class.
sl@0: @param aStream The write stream. */
sl@0:  	{
sl@0: 	aStream.WriteInt32L(iPortraitPageSize.iWidth);
sl@0: 	aStream.WriteInt32L(iPortraitPageSize.iHeight);
sl@0: 	aStream.WriteInt8L(iOrientation);
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C TSize TPageSpec::OrientedPageSize()const
sl@0: /** Gets the oriented page size.
sl@0: 
sl@0: The oriented page size is the absolute width and height of the page, respecting 
sl@0: the page orientation.
sl@0: @return The oriented page size (in pixels or twips). */
sl@0:   	{
sl@0: 	if(iOrientation==EPortrait)
sl@0: 		return(iPortraitPageSize);
sl@0: 	return(TSize(iPortraitPageSize.iHeight,iPortraitPageSize.iWidth));
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C TBool TPageSpec::operator==(const TPageSpec& aPageSpec) const
sl@0: /** Equality operator. 
sl@0: 
sl@0: This operator compares page specifications for equality. Two page specifications 
sl@0: are equal if both their orientations and portrait page sizes are equal.
sl@0: 
sl@0: @param aPageSpec Page specification to be compared.
sl@0: @return ETrue, if the page specifications are equal; EFalse, otherwise. */
sl@0:    {
sl@0: 	return(iPortraitPageSize==aPageSpec.iPortraitPageSize &&
sl@0: 		iOrientation==aPageSpec.iOrientation);
sl@0: 	}
sl@0: 
sl@0:  
sl@0: EXPORT_C TBool TPageSpec::operator!=(const TPageSpec& aPageSpec) const
sl@0: /** Inequality operator.
sl@0: 
sl@0: This operator compares two page specifications for inequality. Two page specifications 
sl@0: are unequal if one or both of their orientations and portrait page sizes differ.
sl@0: 
sl@0: @param aPageSpec Page specification to be compared.
sl@0: @return ETrue, if the page specifications differ; EFalse, otherwise. */
sl@0: 	{
sl@0: 	return(!(*this==aPageSpec));
sl@0: 	}
sl@0: 
sl@0: 
sl@0: // TMargins
sl@0: 
sl@0: EXPORT_C void TMargins::InternalizeL(RReadStream& aStream)
sl@0: /** Internalises a set of margins from a read stream.
sl@0: 
sl@0: The presence of this function means that the standard templated stream operator>>() 
sl@0: is available to internalise objects of this class.
sl@0: 
sl@0: @param aStream Stream from which the object is internalised. */
sl@0: 	{
sl@0: 	iLeft = aStream.ReadInt32L();
sl@0: 	iRight = aStream.ReadInt32L();
sl@0: 	iTop = aStream.ReadInt32L();
sl@0: 	iBottom = aStream.ReadInt32L();
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void TMargins::ExternalizeL(RWriteStream& aStream) const
sl@0: /** Externalises a set of margins to a write stream.
sl@0: 
sl@0: The presence of this function means that the standard templated stream operator<<() 
sl@0: is available to externalise objects of this class.
sl@0: 
sl@0: @param aStream Stream to which the object is externalised. */
sl@0: 	{
sl@0: 	aStream.WriteInt32L(iLeft);
sl@0: 	aStream.WriteInt32L(iRight);
sl@0: 	aStream.WriteInt32L(iTop);
sl@0: 	aStream.WriteInt32L(iBottom);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TBool TMargins::operator==(const TMargins& aMargins) const
sl@0: /** Tests margins for equality.
sl@0: 
sl@0: @param aMargins The margin to be compared with this margin. 
sl@0: @return ETrue, if the margins are equal; EFalse, otherwise. */
sl@0: 	{
sl@0: 	return(iLeft==aMargins.iLeft && iRight==aMargins.iRight &&
sl@0: 		iTop==aMargins.iTop && iBottom==aMargins.iBottom);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TBool TMargins::operator!=(const TMargins& aMargins) const
sl@0: /** Tests margins for inequality.
sl@0: 
sl@0: @param aMargins The margin to be compared with this margin. 
sl@0: @return ETrue, if the margins are unequal; EFalse, otherwise. */
sl@0: 	{
sl@0: 	return(!(*this==aMargins));
sl@0: 	}
sl@0: 
sl@0: //
sl@0: // CPrinterDriverUI
sl@0: //
sl@0: 
sl@0: EXPORT_C CPrinterDriverUI::CPrinterDriverUI()
sl@0: 	{
sl@0: 	__DECLARE_NAME(_S("CPrinterDriverUI"));
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C TBool CPrinterDriverUI::BeforePrintL()
sl@0:  /** Provides an opportunity for a dialog to be put up before printing begins.
sl@0: 
sl@0: @return ETrue, if printing is to continue; EFalse, if printing is to be cancelled. 
sl@0: The default implementation returns ETrue. */
sl@0:   	{
sl@0: 	return ETrue;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C void CPrinterDriverUI::AfterPrintL()
sl@0:  /** Provides an opportunity for a dialog to be put up after printing is complete.
sl@0: The default implementation is empty. */
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C void CPrinterDriverUI::SetPropertiesL()
sl@0: /** Provides an opportunity for a dialog to be put up to capture or change printer 
sl@0: properties.
sl@0: The default implementation is empty. */
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C TBool CPrinterDriverUI::CanSetProperties()
sl@0: /** Tests whether printer properties can be set.
sl@0: 
sl@0: @return ETrue, if printer properties can be set; EFalse, otherwise. The default 
sl@0: implementation returns EFalse. */
sl@0:     {
sl@0: 	return EFalse;
sl@0: 	}
sl@0: 
sl@0: //
sl@0: // CPrinterDriver
sl@0: //
sl@0: 
sl@0: 
sl@0: EXPORT_C CPrinterDriver* CPrinterDriver::NewL()
sl@0: /** Constructs, and returns a pointer to a new instance for accessing a printer 
sl@0: specification data store.
sl@0: 
sl@0: @return Pointer to the object for accessing a printer specification data store. */
sl@0: 	{
sl@0: 	CPrinterDriver* printerdriver=new(ELeave) CPrinterDriver;
sl@0: 	CleanupStack::PushL(printerdriver);
sl@0: 	User::LeaveIfError(printerdriver->iFs.Connect());
sl@0: 	CleanupStack::Pop();
sl@0: 	return printerdriver;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C CPrinterDriver::~CPrinterDriver()
sl@0: /** Destructor.
sl@0: 
sl@0: It frees all resources owned by the object, prior to its destruction. In particular, 
sl@0: it closes the printer specification data store and any open session with the file server.  */	
sl@0:     {
sl@0: 	Close();
sl@0: 	iFs.Close();
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C void CPrinterDriver::OpenPdrL(const TDesC &aName)
sl@0: /**  Opens the specified printer specification data store.
sl@0: 
sl@0: @return  The name of the printer specification data store. This must be a 
sl@0: valid printer specification data store,otherwise the function leaves with
sl@0: KErrNotSupported. */	
sl@0:     {
sl@0: 	Close();
sl@0: 	TRAPD(ret,DoOpenPdrL(aName));
sl@0: 	if (ret!=KErrNone)
sl@0: 		{
sl@0: 		Close();
sl@0: 		User::Leave(ret);
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void CPrinterDriver::Close()
sl@0: /** Closes the printer specification data store and frees resources.
sl@0: 
sl@0: An open session with the file server remains open. */
sl@0: 	{
sl@0: 	delete iPdrStore,
sl@0: 	iPdrStore=NULL;
sl@0: 	iNumModels=0;
sl@0: 	delete[] iModelList;
sl@0: 	iModelList=NULL;
sl@0: 	DeletePrinterDevice();
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C TInt CPrinterDriver::NumModels() const
sl@0:  /** Gets the number of printer models defined by the printer specification.
sl@0: 
sl@0: @return The number of printer models. */
sl@0:  	{
sl@0: 	return iNumModels;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C TPrinterModelEntry CPrinterDriver::Model(TInt aNum) const
sl@0: /** Gets the specified printer model.
sl@0: 
sl@0: @param aNum An index into the list of printer models defined in the printer 
sl@0: specification data.
sl@0: @return Model specific information. */
sl@0:  	{
sl@0: 	GDI_ASSERT_DEBUG(aNum>=0,EPdrModelIndexOutOfRange);
sl@0: 	GDI_ASSERT_DEBUG(aNum<iNumModels,EPdrModelIndexOutOfRange);
sl@0: 	return iModelList[aNum].iEntry;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C CPrinterDevice* CPrinterDriver::CreatePrinterDeviceL(TUid aModelUid)
sl@0: /** Creates the physical graphics device to be used for printing.
sl@0: 
sl@0: @param aModelUid The UID of a specific model which is defined in the printer 
sl@0: specification data.
sl@0: @return The physical graphics device to be used for printing.  */	
sl@0:     {
sl@0: 	GDI_ASSERT_DEBUG(!iPrinterDevice,EPdrPrinterDeviceExists);
sl@0: 	TRAPD(ret,DoCreatePrinterDeviceL(aModelUid));
sl@0: 	if (ret!=KErrNone)
sl@0: 		{
sl@0: 		DeletePrinterDevice();
sl@0: 		User::Leave(ret);
sl@0: 		}
sl@0: 	return iPrinterDevice;
sl@0: 	}
sl@0: 
sl@0: void CPrinterDriver::LoadLibraryL(RLibrary& aLibrary,const TDesC& aExt,TUid aUid2)
sl@0: 	{
sl@0: 	TFileName filename=iPdlName;
sl@0: 	filename.Append(aExt);
sl@0: 
sl@0: 	User::LeaveIfError(aLibrary.Load(filename));
sl@0: 	TUidType type=aLibrary.Type();
sl@0: 	if (type[1]!=aUid2 && type[2]!=iPdlUid)
sl@0: 		{
sl@0: 		aLibrary.Close();
sl@0: 		User::Leave(KErrNotSupported);
sl@0: 		}
sl@0: 	if (type[1]!=aUid2)
sl@0: 		{
sl@0: 		aLibrary.Close();
sl@0: 		User::Leave(KErrNotFound);
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C CPrinterDriverUI* CPrinterDriver::CreatePrinterDriverUIL()
sl@0: /** Constructs a printer specific user interface.
sl@0: 
sl@0: The user interface object is optional, but if it exists, it is implemented 
sl@0: as part of a UDL (i.e. a UI DLL).
sl@0: 
sl@0: @return A pointer to the printer specific user interface, or NULL if there is 
sl@0: none. */
sl@0:     {
sl@0: 	GDI_ASSERT_DEBUG(iPrinterDevice,EPdrPrinterDeviceDoesNotExist);
sl@0: 	if (iUdlLibrary.Handle()==0)
sl@0: 		{
sl@0: 		TRAPD(ret,LoadLibraryL(iUdlLibrary,KUdlExtension,TUid::Uid(KUdlUidVal)));
sl@0: 		if (ret==KErrNotFound)
sl@0: 			return NULL;
sl@0: 		else
sl@0: 			User::LeaveIfError(ret);
sl@0: 		}
sl@0: 	TLibraryFunction f = iUdlLibrary.Lookup(1);
sl@0: 	CPrinterDriverUI* printerdriverui=(CPrinterDriverUI*)((*f)());
sl@0: 	CleanupStack::PushL(printerdriverui);
sl@0: 	User::LeaveIfError(printerdriverui->SetPrinterDevice(iPrinterDevice));
sl@0: 	CleanupStack::Pop();
sl@0: 	return printerdriverui;
sl@0: 	}
sl@0: 
sl@0: CPrinterDriver::CPrinterDriver()
sl@0: 	{}
sl@0: 
sl@0: void CPrinterDriver::DeletePrinterDevice()
sl@0: 	{
sl@0: 	iUdlLibrary.Close();
sl@0: 	delete iPrinterDevice;
sl@0: 	iPrinterDevice=NULL;
sl@0: 	iPdlLibrary.Close();
sl@0: 	}
sl@0: 
sl@0: void CPrinterDriver::DoOpenPdrL(const TDesC &aName)
sl@0: 	{
sl@0: 	Close();
sl@0: 	iPdrStore=CDirectFileStore::OpenL(iFs,aName,EFileStream|EFileRead|EFileShareReadersOnly);
sl@0: 	if (iPdrStore->Type()[1]!=TUid::Uid(KPdrStoreFileUidVal))
sl@0: 		User::Leave(KErrNotSupported);
sl@0: 	TStreamId headerid = iPdrStore->Root();
sl@0: 	RStoreReadStream stream;
sl@0: 	stream.OpenLC(*iPdrStore,headerid);
sl@0: 		stream >> iPdlName;
sl@0: 	stream >> iPdlUid;
sl@0: 	iNumModels = stream.ReadInt32L();
sl@0: 	iModelList = new(ELeave) TPrinterModelHeader[iNumModels];
sl@0: 	for (TInt i=0; i<iNumModels; i++)
sl@0: 		iModelList[i].InternalizeL(stream);
sl@0: 	CleanupStack::PopAndDestroy();
sl@0: 	}
sl@0: 
sl@0: void CPrinterDriver::DoCreatePrinterDeviceL(TUid aModelUid)
sl@0: 	{
sl@0: 	if (!iPdlName.Length())
sl@0: 		User::Leave(KErrGeneral); // !! find a better error number
sl@0: 	LoadLibraryL(iPdlLibrary,KPdlExtension,TUid::Uid(KPdlUidVal));
sl@0: 	TLibraryFunction f = iPdlLibrary.Lookup(1);
sl@0: 	iPrinterDevice=(CPrinterDevice*)((*f)());
sl@0: 	TInt i;
sl@0: 	for (i=0; (i<iNumModels) && (aModelUid!=iModelList[i].iEntry.iUid); i++)
sl@0: 		{
sl@0: 		}
sl@0: 	GDI_ASSERT_DEBUG(i<iNumModels,EPdrModelUidNotFound);
sl@0: 	User::LeaveIfError(iPrinterDevice->SetModel(iModelList[i],*iPdrStore));
sl@0: 	iPrinterDevice->RestorePropertiesL();
sl@0: 	}
sl@0: 
sl@0: //
sl@0: // CPdrModelList
sl@0: //
sl@0: 
sl@0: 
sl@0: EXPORT_C CPdrModelList* CPdrModelList::NewL()
sl@0: /** Constructs, and returns a pointer to a new instance of the printer model 
sl@0: list interface.
sl@0: @return Pointer to the new printer model list interface object. */
sl@0:     {
sl@0: 	CPdrModelList* modellist=new(ELeave) CPdrModelList();
sl@0: 	CleanupStack::PushL(modellist);
sl@0: 	modellist->ConstructL();
sl@0: 	CleanupStack::Pop();
sl@0: 	return modellist;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C CPdrModelList::~CPdrModelList()
sl@0: /** Virtual destructor.
sl@0: Frees resources owned by the object, prior to its destruction. */
sl@0: 	{
sl@0: 	delete iModelArray;
sl@0: 	delete iFileArray;
sl@0: 	if (iDirectoryArray)
sl@0: 		{// delete all the HBufC's
sl@0: 		for (TInt i=iDirectoryArray->Count()-1 ; i>=0 ; i--)
sl@0: 			delete (*iDirectoryArray)[i];
sl@0: 		delete iDirectoryArray;
sl@0: 		}
sl@0: 	iFileServer.Close();
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C TInt CPdrModelList::ModelCount() const
sl@0: /** Gets the number of printer models in the printer model list.
sl@0: @return The number of printer models. */
sl@0:     {
sl@0: 	return iModelArray->Count();
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C const TPrinterModelEntry CPdrModelList::operator [] (TInt anIndex)
sl@0: /** Gets printer model name.
sl@0: 
sl@0: This is the name of the printer model at the specified index within the list 
sl@0: of printer models.
sl@0: 
sl@0: @param anIndex The index of the printer model within the array of printer 
sl@0: models. Note that this number must be between zero and ModelCount(). 
sl@0: 
sl@0: @return Name of printer model, up to 32 characters long */
sl@0:  	{
sl@0: 	GDI_ASSERT_DEBUG(anIndex>=0,EPdrModelIndexOutOfRange);
sl@0: 	GDI_ASSERT_DEBUG(anIndex<iModelArray->Count(),EPdrModelIndexOutOfRange);
sl@0: 
sl@0: 	return (*iModelArray)[anIndex].iEntry;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C TInt CPdrModelList::UidToNum(TUid aModelUid) const
sl@0: /** Gets a printer model's index within the model list from its UID.
sl@0: 
sl@0: @param aModelUid The UID of the printer model.
sl@0: @return The index of the printer model within the array of printer models if 
sl@0: found; KErrNotFound, otherwise. */
sl@0:     {
sl@0: 	TInt i,count=iModelArray->Count();
sl@0: 	for (i=0; (i<count) && (aModelUid!=(*iModelArray)[i].iEntry.iUid); i++)
sl@0: 		{
sl@0: 		}
sl@0: 
sl@0: 	if (i==count)
sl@0: 		i=KErrNotFound;
sl@0: 
sl@0: 	return i;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C void CPdrModelList::AddDirectoryL(const TDesC& aDir)
sl@0: /** Adds a directory to the list of directories to be scanned for printer models.
sl@0: 
sl@0: @param aDir The directory to be added to the list. */
sl@0: 	{
sl@0: 	HBufC* buf = HBufC::NewL(aDir.Length());
sl@0: 	CleanupStack::PushL(buf);
sl@0: 	*buf = aDir;
sl@0: 	iDirectoryArray->AppendL(buf);
sl@0: 	CleanupStack::Pop(); //buf
sl@0: 	}
sl@0: 
sl@0: LOCAL_C void DereferenceAndDeleteHBufC8(TAny* aPointerToPointerToHBufC8)
sl@0: 	{
sl@0: 	delete *STATIC_CAST(HBufC8**, aPointerToPointerToHBufC8);
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C CPrinterModelList* CPdrModelList::ScanForModelsL()
sl@0: /** Scans through through the list of directories for all .pdr files and generates 
sl@0: a list of printer models.
sl@0: 
sl@0: @return The list of model names. */
sl@0: 	{
sl@0: 	iModelArray->Reset();
sl@0: 	iFileArray->Reset();
sl@0: 	// check that there is at least one directory to parse?
sl@0: 	// get a list of *.pdr files in all directories specified (using AddDirectory())
sl@0: 	for (TInt index=iDirectoryArray->Count()-1 ; index>=0 ; index--)
sl@0: 		ScanDirectoryL(index);
sl@0:  	// then go through the files one at a time, adding all models to the list
sl@0: 	TParse* parser = new(ELeave) TParse;
sl@0: 	CleanupStack::PushL(parser);
sl@0: 	TFileName* nameOfLoadedResourceFile=new(ELeave) TFileName;
sl@0: 	CleanupStack::PushL(nameOfLoadedResourceFile);
sl@0: 	TFileName* tempFileName=new(ELeave) TFileName;
sl@0: 	CleanupStack::PushL(tempFileName);
sl@0: 	RResourceFile resourceFile;
sl@0: 	CleanupClosePushL(resourceFile);
sl@0: 	HBufC8* resource=NULL;
sl@0: 	CleanupStack::PushL(TCleanupItem(DereferenceAndDeleteHBufC8, &resource));
sl@0: 	for (TInt fileNum=iFileArray->Count()-1 ; fileNum>=0 ; fileNum--)
sl@0: 		ListModelsL(fileNum, *parser, *nameOfLoadedResourceFile, *tempFileName, resourceFile, resource);
sl@0: 	CleanupStack::PopAndDestroy(5); // resource, resourceFile, tempFileName, nameOfLoadedResourceFile and parser
sl@0: 	// return a handle to the array of model names
sl@0: 	return this;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C CPrinterDriver* CPdrModelList::CreatePrinterDriverL(TInt anIndex)
sl@0: /** Creates an object for accessing the specified store that contains printer specification 
sl@0: data.
sl@0: 
sl@0: @param anIndex An index into a list of files containing printer specification 
sl@0: data. The files are the complete set of .pdr files found in the directories 
sl@0: known to this object.
sl@0: @return A pointer to the object representing the store containing the printer 
sl@0: specification data. */
sl@0:  	{
sl@0: 	GDI_ASSERT_DEBUG(anIndex>=0,EPdrModelIndexOutOfRange);
sl@0: 	GDI_ASSERT_DEBUG(anIndex<iModelArray->Count(),EPdrModelIndexOutOfRange);
sl@0: 
sl@0: 	CPrinterDriver* driver = CPrinterDriver::NewL();
sl@0: 	CleanupStack::PushL(driver);
sl@0: 	HBufC* file = NewPathBufL(*((*iModelArray)[anIndex].iFile));
sl@0: 	CleanupStack::PushL(file);
sl@0: 	driver->OpenPdrL(*file);
sl@0: 	driver->CreatePrinterDeviceL((*iModelArray)[anIndex].iEntry.iUid);
sl@0: 	CleanupStack::PopAndDestroy();
sl@0: 	CleanupStack::Pop();
sl@0: 	return driver;
sl@0: 	}
sl@0: 
sl@0:  
sl@0:  CPdrModelList::CPdrModelList():
sl@0: 	iModelArray(NULL),
sl@0: 	iFileArray(NULL),
sl@0: 	iDirectoryArray(NULL)
sl@0: 	{
sl@0: 	}
sl@0:  
sl@0:  void CPdrModelList::ConstructL()
sl@0: 	{
sl@0: 	__DECLARE_NAME(_S("CPdrModelList"));
sl@0: 	iModelArray = new(ELeave) CArrayFixSeg<TModelEntry>(5);
sl@0: 	iFileArray = new(ELeave) CArrayFixFlat<TFileEntry>(5);
sl@0: 	iDirectoryArray = new(ELeave) CArrayFixFlat<HBufC*>(1);
sl@0: 	User::LeaveIfError(iFileServer.Connect());
sl@0: 	}
sl@0: 
sl@0: void CPdrModelList::ScanDirectoryL(TInt aDirIndex)
sl@0: /** Scans the given directory, parsing all files found
sl@0:  If a file is of the correct type it is appended to the file list*/
sl@0: 	{
sl@0: 	GDI_ASSERT_DEBUG(aDirIndex>=0,EPdrDirectoryIndexOutOfRange);
sl@0: 	GDI_ASSERT_DEBUG(aDirIndex<iDirectoryArray->Count(),EPdrDirectoryIndexOutOfRange);
sl@0: 
sl@0: 	TDesC* dir = (*iDirectoryArray)[aDirIndex];
sl@0: 	TParse path;
sl@0: 	path.Set(KPdrExtension,dir,NULL);
sl@0: 	CDir* fileList;
sl@0: 	TInt ret = iFileServer.GetDir(path.FullName(),KEntryAttNormal,ESortByName,fileList);
sl@0: 	if (ret == KErrNone)
sl@0: 		{
sl@0: 		CleanupStack::PushL(fileList);
sl@0: 		for (TInt i=fileList->Count()-1 ; i>=0 ; i--) 
sl@0: 			{
sl@0: 			TFileEntry& entry = iFileArray->ExtendL();
sl@0: 			entry.iFileName = (*fileList)[i].iName;
sl@0: 			entry.iDirectory = dir;
sl@0: 			}
sl@0: 		CleanupStack::PopAndDestroy(); // fileList
sl@0: 		}
sl@0: 	else if (ret == KErrNoMemory) // Ignore errors other than KErrNoMemory
sl@0: 		User::LeaveNoMemory();
sl@0: 	}
sl@0: 
sl@0: void CPdrModelList::ListModelsL(TInt aFileIndex, TParse& aParser, TFileName& aNameOfLoadedResourceFile, TFileName& aTempFileName, RResourceFile& aResourceFile, HBufC8*& aResource)
sl@0: /** given a pdr file list all the models it contains in the model array */
sl@0: 	{
sl@0: 	GDI_ASSERT_DEBUG(aFileIndex>=0,EPdrFileIndexOutOfRange);
sl@0: 	GDI_ASSERT_DEBUG(aFileIndex<iFileArray->Count(),EPdrFileIndexOutOfRange);
sl@0: 
sl@0: 	CPrinterDriver* driver = CPrinterDriver::NewL() ;
sl@0: 	CleanupStack::PushL(driver);
sl@0: 	// open the file
sl@0: 	HBufC* fullPath = NewPathBufL((*iFileArray)[aFileIndex]);
sl@0: 	TRAPD(ret,driver->OpenPdrL(*fullPath));
sl@0: 	delete fullPath;
sl@0: 	if ((ret!=KErrNone) && (ret!=KErrNotSupported))
sl@0: 		User::Leave(ret);
sl@0: 	// get info on the models one by one and insert them into the array
sl@0: 	if (ret==KErrNone)
sl@0: 		{
sl@0: 		TModelEntry modelentry;
sl@0: 		modelentry.iFile = &(*iFileArray)[aFileIndex]; // set the file pointer for the entry
sl@0: 		const TInt numberOfModels = driver->NumModels();
sl@0: 		for (TInt i=0 ; i<numberOfModels ; i++)
sl@0: 			{
sl@0: 			modelentry.iEntry=driver->Model(i);
sl@0: 			if (UidToNum(modelentry.iEntry.iUid)==KErrNotFound)
sl@0: 				{
sl@0: 				User::LeaveIfError(aParser.SetNoWild(KRscExtension, &modelentry.iFile->iFileName, modelentry.iFile->iDirectory));
sl@0: 				aTempFileName=aParser.FullName();
sl@0: 				BaflUtils::NearestLanguageFile(iFileServer, aTempFileName);
sl@0: 				if (aNameOfLoadedResourceFile.CompareF(aTempFileName)!=0)
sl@0: 					{
sl@0: 					if (!BaflUtils::FileExists(iFileServer, aTempFileName))
sl@0: 						{
sl@0: 						iModelArray->AppendL(modelentry); // no resource file found, so reverting to old behaviour (i.e. where the model-name is set from the PDR file)
sl@0: 						continue;
sl@0: 						}
sl@0: 					aNameOfLoadedResourceFile=KNullDesC;
sl@0: 					aResourceFile.OpenL(iFileServer, aTempFileName);
sl@0: 					HBufC8* resource=aResourceFile.AllocReadL(aResourceFile.Offset()+2); // read the first resource after the RSS_SIGNATURE resource
sl@0: 					delete aResource;
sl@0: 					aResource=resource;
sl@0: 					aNameOfLoadedResourceFile=aTempFileName;
sl@0: 					}
sl@0: 				TResourceReader resourceReader;
sl@0: 				resourceReader.SetBuffer(aResource);
sl@0: 				for (TInt j=resourceReader.ReadUint16()-1; ; --j)
sl@0: 					{
sl@0: 					if (j<0)
sl@0: 						{
sl@0: 						iModelArray->AppendL(modelentry); // no matching uid found in the resource file, so reverting to old behaviour (i.e. where the model-name is set from the PDR file)
sl@0: 						break;
sl@0: 						}
sl@0: 					TInt uid=resourceReader.ReadInt32();
sl@0: 					TPtrC name=resourceReader.ReadTPtrC();
sl@0: 					if (uid==modelentry.iEntry.iUid.iUid)
sl@0: 						{
sl@0: 						if (name.Length()>0)
sl@0: 							{
sl@0: 							modelentry.iEntry.iModelName=name;
sl@0: 							iModelArray->AppendL(modelentry);
sl@0: 							}
sl@0: 						break;
sl@0: 						}
sl@0: 					}
sl@0: 				}
sl@0: 			}
sl@0: 		}
sl@0: 	CleanupStack::PopAndDestroy(); // driver
sl@0: 	}
sl@0: 
sl@0: 
sl@0: HBufC* CPdrModelList::NewPathBufL(const TFileEntry& aFileEntry)  
sl@0: /** Create a buf of the right length and... 
sl@0:  set its contents to the full filename of model aModel */
sl@0: 	{
sl@0: 	// Create a buf of the right length
sl@0: 	HBufC* buf = HBufC::NewL(aFileEntry.iFileName.Length()+aFileEntry.iDirectory->Length());
sl@0: 	// Insert the file path
sl@0: 	TPtr filePtr = buf->Des();
sl@0: 	filePtr.Append(*aFileEntry.iDirectory);
sl@0: 	filePtr.Append(aFileEntry.iFileName);
sl@0: 	return buf;
sl@0: 	}
sl@0: 
sl@0: // !!!!
sl@0: // Retained for binary compatibility only: remove if we make a binary incompatible release
sl@0: //
sl@0: 
sl@0: IMPORT_C void GDI_Reserved();
sl@0: EXPORT_C void GDI_Reserved()
sl@0: 	{}
sl@0: