/*

* Copyright (c) 2007-2007 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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:  This Class provides information of the packages installed on 

*                the phone by user.

*

*/

#include "pkginfo.h"

#include "installpkgiterator.h"

// -----------------------------------------------------------------------------

// CInstallPkgIterator::NewL

// Returns the instance of CInstallPkgIterator class.

// -----------------------------------------------------------------------------

CInstallPkgIterator* CInstallPkgIterator::NewL()

	{

	CInstallPkgIterator* self = new(ELeave)CInstallPkgIterator();

	CleanupStack::PushL(self);

	self->ConstructL();

	CleanupStack::Pop(self);

	return self;

	}

// -----------------------------------------------------------------------------

// CInstallPkgIterator::CInstallPkgIterator

// C++ Constructor

// -----------------------------------------------------------------------------

CInstallPkgIterator::CInstallPkgIterator():iJavaReg(NULL),iCurrent(0)

	{

	}

// -----------------------------------------------------------------------------

// CInstallPkgIterator::ConstructL

// Two-phase constructor

// -----------------------------------------------------------------------------

void CInstallPkgIterator::ConstructL()

	{

	User::LeaveIfError( iSisRegSession.Connect() );

	iJavaReg = Java::CJavaRegistry::NewL();

	//Getting the uids of all native application

	iSisRegSession.InstalledUidsL(iSisxUids);

	//Getting the uids of non-native means java application

	iJavaReg->GetRegistryEntryUidsL( Java::EMidp2MidletSuite ,iJavaUids );

	}

// -----------------------------------------------------------------------------

// CInstallPkgIterator::~CInstallPkgIterator

// Destructor

// -----------------------------------------------------------------------------

CInstallPkgIterator::~CInstallPkgIterator()

	{

		iSisxUids.Reset();

		iJavaUids.Reset();

	    iSisRegSession.Close();

	    delete iJavaReg;

	}

// -----------------------------------------------------------------------------

// CInstallPkgIterator::NextL

// It gives the instance of MInfoMap which contains the information about next package 

// iterator list.

// -----------------------------------------------------------------------------

 TBool CInstallPkgIterator::NextL( MInfoMap*& aInfo )

	{

	TBool flg = EFalse;

    //First it will return all native application

	if(  iSisxUids.Count() > iCurrent )

		{

    	CPkgInfo* pkg =  CPkgInfo::NewL(&iSisRegSession);

		CleanupStack::PushL(pkg);

	    while(flg == EFalse)

	    	{

	    	pkg->SetEntryL( iSisxUids[iCurrent], flg );	

	    	iCurrent++;

	    	if(iCurrent >= iSisxUids.Count() )

	    		break;

	    	}

		CleanupStack::Pop(pkg);

		if(flg == EFalse)

			{

			delete pkg;

			pkg = NULL;

			}

		else

			{

			aInfo = pkg;	

			}	

		}

	//After finishing native application it will return non-native application	

	 if( ( ( iJavaUids.Count() + iSisxUids.Count()-1 )>= iCurrent) && (flg ==EFalse))

		{

		CPkgInfo* pkg = CPkgInfo::NewL(iJavaReg);

		CleanupStack::PushL(pkg);

	    while(flg == EFalse)

	    	{

	    	pkg->SetEntryL( iJavaUids[iCurrent-iSisxUids.Count()], flg );	

	    	iCurrent++;

	    	if(iCurrent >= ( iJavaUids.Count() + iSisxUids.Count()-1 ) )

	        	break;

	    	}

		CleanupStack::Pop(pkg);

		if(flg == EFalse)

			{

			delete pkg;

			}

		else

			{

			aInfo = pkg;	

			}	

		}	

		return flg;	

	}

// -----------------------------------------------------------------------------

// CInstallPkgIterator::Reset

// It resets the iterator

// -----------------------------------------------------------------------------

void CInstallPkgIterator::Reset()

{

 iCurrent = 0;

}