/*

* Copyright (c) 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:   The source file of the CClkSrvMain class.

*

*/

// System includes

#include <e32err.h>

#include <centralrepository.h>

// User includes

#include "clockserver.h"

#include "clockserversession.h"

#include "clockservercommon.h"

#include "clockserverimpl.h"

#include "clockprivatecrkeys.h"

#include "clock_debug.h"

// Constants

const TInt KClockServerMajorVN( 1 );

const TInt KClockServerMinorVN( 0 );

const TInt KClockServerBuildVN( 1 );

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

// CClkSrvMain::NewL

// rest of the details are commented in the header

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

//

CClkSrvMain* CClkSrvMain::NewL()

    {

    __PRINTS( "CClkSrvMain::NewL - Entry" );

    CClkSrvMain* clockServer = new( ELeave ) CClkSrvMain( CActive::EPriorityStandard );

    CleanupStack::PushL( clockServer );

    clockServer->ConstructL();

    clockServer->StartL( KNameClockServer );

    CleanupStack::Pop( clockServer );

    __PRINTS( "CClkSrvMain::NewL - Exit" );

    return clockServer;

    }

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

// CClkSrvMain::~CClkSrvMain

// rest of the details are commented in the header

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

//

CClkSrvMain::~CClkSrvMain()

	{

    __PRINTS( "CClkSrvMain::~CClkSrvMain - Entry" );

	// Destroy the server implementation.

	if( iClkSrvImpl )

		{

		delete iClkSrvImpl;

		iClkSrvImpl = NULL;

		}

	__PRINTS( "CClkSrvMain::~CClkSrvMain - Exit" );

	}

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

// CClkSrvMain::CClkSrvMain

// rest of the details are commented in the header

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

//

CClkSrvMain::CClkSrvMain( TInt aPriority ) 

			: CServer2( aPriority ), iSessionQue( CClkSrvSession::LinkOffset() )

	{

    __PRINTS( "CClkSrvMain::CClkSrvMain - Entry" );

    // No implementation yet

    __PRINTS( "CClkSrvMain::CClkSrvMain - Exit" );

	}

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

// CClkSrvMain::ConstructL

// rest of the details are commented in the header

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

//	

void CClkSrvMain::ConstructL()

	{

    __PRINTS( "CClkSrvMain::ConstructL - Entry" );

	iClkSrvImpl = CClkSrvImpl::NewL( this );

	// Restore the state of the clockserver system.

	RestoreStateL();

	__PRINTS( "CClkSrvMain::ConstructL - Exit" );

	}

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

// CClkSrvMain::ConstructL

// rest of the details are commented in the header

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

//	

void CClkSrvMain::RestoreStateL()

	{

	__PRINTS( "CClkSrvMain::RestoreState - Entry" );

	// Here we read from the cenrep the id of the plugin which was active.

	// If the id is not NULL, we activate the plugin.

	TInt pluginId( NULL );

	// Get the active plugin id.

	TInt errVal( GetActivePluginL( pluginId ) );

	if( ( KErrNone == errVal ) && pluginId )

	    {

	    // Activate the plugin.

	    iClkSrvImpl->ActivateAllProtocolsL();

	    }

	__PRINTS( "CClkSrvMain::RestoreState - Exit" );

	}

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

// CClkSrvMain::NewSessionL

// rest of the details are commented in the header

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

//

CSession2* CClkSrvMain::NewSessionL( const TVersion& aVersion, const RMessage2& /*aMessage*/ ) const

	{

    __PRINTS( "CClkSrvMain::NewSessionL - Entry" );

	TVersion versionObj( KClockServerMajorVN, KClockServerMinorVN, KClockServerBuildVN );

	// Check if the version is supported.

	if( !User::QueryVersionSupported( versionObj, aVersion ) )

		{

		// Version not supported.

		User::Leave( KErrNotSupported );

        }

	// Create a session and add it to the server's session queue.

	CClkSrvSession* clockSrvSes = new( ELeave ) CClkSrvSession( iClkSrvImpl );

    CClkSrvMain* clockServer = ( CClkSrvMain* )this;

    // Add the session to the queue.

    clockServer->SessionQue().AddLast( *clockSrvSes );

    __PRINTS( "CClkSrvMain::NewSessionL - Exit" );

    // return the session

    return clockSrvSes;

	}

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

// CClkSrvMain::NotifyAboutChange

// rest of the details are commented in the header

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

//	

void CClkSrvMain::NotifyAboutChange( TChangedComponent aWhatChanged, TInt aWhoChanged, TInt aNotification )

	{

    __PRINTS( "CClkSrvMain::NotifyAboutChange - Entry" );

    __PRINT( "%d", aNotification );

	// Get the session que iterator.

	TDblQueIter< CClkSrvSession > sessionQueIter( SessionQue() );

	// Get each session object and notify about the change.

    CClkSrvSession* clkSrvSession = NULL;

    while( NULL != ( clkSrvSession = sessionQueIter++ ) )

        {

        __PRINTS( "Notify for Session" );

        clkSrvSession->NotifyAboutChange( aWhatChanged, aWhoChanged, aNotification );

        }

    __PRINTS( "CClkSrvMain::NotifyAboutChange - Exit" );

	}

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

// CClkSrvMain::SessionQue

// rest of the details are commented in the header

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

//

TDblQue< CClkSrvSession >& CClkSrvMain::SessionQue()

	{

    __PRINTS( "CClkSrvMain::SessionQue - Entry" );

    __PRINTS( "CClkSrvMain::SessionQue - Exit" );

	return iSessionQue;

	}

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

// CClkSrvMain::GetActivePluginL

// rest of the details are commented in the header.

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

//

TInt CClkSrvMain::GetActivePluginL( TInt& aPluginId ) const

    { 

     __PRINTS( "CClkSrvMain::GetActivePluginL - Entry" );

	TInt returnVal( KErrNone );	

	CRepository* cenRep( NULL );

	// Open the repository.

	if( KErrNone == errVal ) 

		{

		// Read the key.

		errVal = cenRep->Get( KActiveProtocol, aPluginId );

		if( KErrNone != errVal )

			{

			returnVal = errVal;

			}

		delete cenRep;

		}

	__PRINTS( "CClkSrvMain::GetActivePluginL - Exit" );

	return returnVal;	

    }

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

// CClkSrvMain::SetActivePluginL

// rest of the details are commented in the header.

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

//

TInt CClkSrvMain::SetActivePluginL( TInt aPluginId )

    {

    __PRINTS( "CClkSrvMain::SetActivePluginL - Entry" );

	TInt returnVal( KErrNone );   

    CRepository* cenRep( NULL );

    // Open the repository.

    if( KErrNone == errVal ) 

        {

        // Update the key.

        errVal = cenRep->Set( KActiveProtocol, aPluginId );

        if( KErrNone != errVal )

            {

            returnVal = errVal;

            }

        delete cenRep;

        }

	__PRINTS( "CClkSrvMain::SetActivePluginL - Exit" );

    return returnVal;

    }

// End of file