// Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of "Eclipse Public License v1.0"

// which accompanies this distribution, and is available

// at the URL "http://www.eclipse.org/legal/epl-v10.html".

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

//

#include <eikenv.h>

#include <eikappui.h>

#include <eikdebug.h>

#include <s32file.h>

#include "eikdebugprefs.h"

// The dial dialog preferences UID incremented by 1

const TUid KEikDebugPreferencesUID={0x10000167};

//

//	class CEikDebugPreferences

//

/**

 *

 * Constructs a new <code>CEikDebugPreferences</code> object.

 *

 * @since    7.0

 * @return "CEikDebugPreferences*"

 *           Pointer to the new <code>CEikDebugPreferences</code> object.

 *

 */

EXPORT_C CEikDebugPreferences* CEikDebugPreferences::New()

	{

	return new CEikDebugPreferences;

	}

/**

 *

 * Constructs a new <code>CEikDebugPreferences</code> object. Object is

 * not placed on to the cleanup stack.

 *

 * @since   7.0

 * @return "CEikDebugPreferences*"

 *			 Pointer to the new <code>CEikDebugPreferences</code> object.

 */

EXPORT_C CEikDebugPreferences* CEikDebugPreferences::NewL()

	{

	return new(ELeave) CEikDebugPreferences;

	}

/**

 *

 * Constructs a new <code>CEikDebugPreferences</code> object, and

 * pushes itself on to the cleanup stack.

 *

 * @since 7.0

 * @return "CEikDebugPreferences*"

 *			 Pointer to the new <code>CEikDebugPreferences</code> object.

 * 

 */

EXPORT_C CEikDebugPreferences* CEikDebugPreferences::NewLC()

	{

	CEikDebugPreferences* self=new(ELeave) CEikDebugPreferences;

	CleanupStack::PushL(self);

	return self;

	}

CEikDebugPreferences::CEikDebugPreferences()

:	iFlags(0)

	{

	}

EXPORT_C CEikDebugPreferences::~CEikDebugPreferences()

	{

	}

/**

 * Wrapper around the <code>void CEikDebugPreferences::RestoreL(RFs& aFileServerSession)</code>.

 * Also, trap harness is created, using<code>CTrapCleanup::New()</code>, if already

 * not present for the current thread.

 * 

 * @param	  "RFs& aFileServerSession"

 *			   Current session with the File Server.

 * @return	  "TInt"

 *             Returns one of the system wide error codes.  

 * @since      7.0

 */

EXPORT_C TInt CEikDebugPreferences::Restore(RFs& aFileServerSession)

	{

	CTrapCleanup* trapCleanup=NULL;

	if (User::TrapHandler()==NULL)

		{

		trapCleanup=CTrapCleanup::New();

		}

	TRAPD(error, CEikDebugPreferences::RestoreL(aFileServerSession));

	delete trapCleanup;

	return error;

	}

EXPORT_C void CEikDebugPreferences::RestoreL(RFs& aFileServerSession)

	{

	CDictionaryStore* iniFile=CDictionaryFileStore::SystemLC(aFileServerSession);

	if (iniFile->IsPresentL(KEikDebugPreferencesUID))

		{

		RDictionaryReadStream stream;

		stream.OpenLC(*iniFile,KEikDebugPreferencesUID);

		InternalizeL(stream);

		CleanupStack::PopAndDestroy(&stream);

		}

	CleanupStack::PopAndDestroy(iniFile);

	}

EXPORT_C void CEikDebugPreferences::StoreL(RFs& aFileServerSession)

	{

	CDictionaryStore* iniFile=CDictionaryFileStore::SystemLC(aFileServerSession);

	RDictionaryWriteStream stream;

	stream.AssignLC(*iniFile,KEikDebugPreferencesUID);

	ExternalizeL(stream);

	stream.CommitL();

	CleanupStack::PopAndDestroy(); // stream

	iniFile->CommitL();

	CleanupStack::PopAndDestroy(); //iniFile

	}

EXPORT_C void CEikDebugPreferences::SetKeysOn(const TBool& aDebugKeysOn)

	{

	if(aDebugKeysOn)

		{

		iFlags|=EFlagDebugKeysOn;

		}

	else

		{

		iFlags&=~EFlagDebugKeysOn;

		}

	}

EXPORT_C TBool CEikDebugPreferences::KeysOn() const

	{

	return iFlags & EFlagDebugKeysOn;

	}

/**

Externalises the debug preferences object to a write stream.

@internalComponent

*/

EXPORT_C void CEikDebugPreferences::ExternalizeL(RWriteStream& aStream) const

	{

	aStream.WriteInt16L(CEikonEnv::Version().iBuild);

	aStream.WriteUint8L(iFlags);

	}

/**

Internalises the debug preferences object from a read stream.

@internalComponent

*/

EXPORT_C void CEikDebugPreferences::InternalizeL(RReadStream& aStream)

	{

	aStream.ReadInt16L(); // the version - this is not currently used and so is discarded

	iFlags = aStream.ReadUint8L();

	}