1 /*

     2 * Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

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

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:   This file contains the header file of the CIAUpdateGlobalLockHandler

    15 *                class 

    16 *

    17 */

    18 

    19 

    20 #ifndef __IAUPDATE_GLOBALLOCKHANDLER_H__

    21 #define __IAUPDATE_GLOBALLOCKHANDLER_H__

    22 

    23 // INCLUDES

    24 #include <e32base.h>

    25 #include <eikenv.h>

    26 

    27 // FORWARD DECLARATIONS

    28 

    29 

    30 // CLASS DECLARATION

    31 /**

    32 *

    33 */

    34 

    35 class CIAUpdateGlobalLockHandler : public CBase

    36     {

    37 public:

    38 

    39     /**

    40     * Construct a CIAUpdateGlobalLockHandler using two phase construction,

    41     * and return a pointer to the created object

    42     * @return A pointer to the created instance of CIAUpdateGlobalLockHandler

    43     */

    44     static CIAUpdateGlobalLockHandler* NewL();

    45     

    46     /**

    47     * Construct a CIAUpdateGlobalLockHandler using two phase construction,

    48     * and return a pointer to the created object

    49     * @return A pointer to the created instance of CIAUpdateGlobalLockHandler

    50     */

    51     static CIAUpdateGlobalLockHandler* NewLC();

    52     

    53     /**

    54     * Destructor

    55     */

    56     ~CIAUpdateGlobalLockHandler();

    57 

    58 public: // new functions

    59     

    60     /**

    61      * Check if another IAD instance is just performing operation

    62      */ 

    63     TBool InUseByAnotherInstanceL();

    64     

    65     /**

    66      * Set in use flag to another instances on/off

    67      *

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

    69      */ 

    70     void SetToInUseForAnotherInstancesL( TBool aInUse );

    71 

    72 private:

    73 

    74     /**

    75     * C++ constructor 

    76     */

    77     CIAUpdateGlobalLockHandler();

    78     

    79     /**

    80      * Perform the second phase construction of a CIAUpdateGlobalLockHandler object

    81      */

    82     void ConstructL();

    83     

    84     private: //data

    85 

    86     CEikonEnv* iEikEnv; //not owned

    87     

    88     TBool iSetAsLocked;

    89     

    90     };

    91 

    92 

    93 #endif // __IAUPDATE_GLOBALLOCKHANDLER_H__