/*

* Copyright (c) 2008 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:   This file contains the header file of the CIAUpdateGlobalLockHandler

*                class 

*

*/

#ifndef __IAUPDATE_GLOBALLOCKHANDLER_H__

#define __IAUPDATE_GLOBALLOCKHANDLER_H__

// INCLUDES

#include <e32base.h>

#include <eikenv.h>

// FORWARD DECLARATIONS

// CLASS DECLARATION

/**

*

*/

class CIAUpdateGlobalLockHandler : public CBase

    {

public:

    /**

    * Construct a CIAUpdateGlobalLockHandler using two phase construction,

    * and return a pointer to the created object

    * @return A pointer to the created instance of CIAUpdateGlobalLockHandler

    */

    static CIAUpdateGlobalLockHandler* NewL();

    /**

    * Construct a CIAUpdateGlobalLockHandler using two phase construction,

    * and return a pointer to the created object

    * @return A pointer to the created instance of CIAUpdateGlobalLockHandler

    */

    static CIAUpdateGlobalLockHandler* NewLC();

    /**

    * Destructor

    */

    ~CIAUpdateGlobalLockHandler();

public: // new functions

    /**

     * Check if another IAD instance is just performing operation

     */ 

    TBool InUseByAnotherInstanceL();

    /**

     * Set in use flag to another instances on/off

     *

     * @param aInUse True value when operation (update,refresh) is ongoing

     */ 

    void SetToInUseForAnotherInstancesL( TBool aInUse );

private:

    /**

    * C++ constructor 

    */

    CIAUpdateGlobalLockHandler();

    /**

     * Perform the second phase construction of a CIAUpdateGlobalLockHandler object

     */

    void ConstructL();

    private: //data

    CEikonEnv* iEikEnv; //not owned

    TBool iSetAsLocked;

    };

#endif // __IAUPDATE_GLOBALLOCKHANDLER_H__