1 /*

     2 * Copyright (c) 2005 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:  Gets the Signal strength indications

    15 *

    16 */

    17 

    18 

    19 #ifndef BTMCSIGNAL_H

    20 #define BTMCSIGNAL_H

    21 

    22 //  INCLUDES

    23 #include <e32base.h>

    24 #include <etelmm.h>

    25 

    26 class CBtmcPhoneStatus;

    27 

    28 const TInt KSignalTimerTimeout = 2000000;

    29 /**

    30 *  CBtmcSignal for getting signal strength.

    31 */

    32 NONSHARABLE_CLASS(CBtmcSignal) : public CActive

    33     {

    34     public:

    35     

    36         /**

    37         * Two-phased constructor.

    38         */

    39         static CBtmcSignal* NewL(CBtmcPhoneStatus& aParent);

    40 

    41         static CBtmcSignal* NewLC(CBtmcPhoneStatus& aParent);

    42     

    43         /**

    44         * Destructor.

    45         */

    46         ~CBtmcSignal();

    47     

    48         void GoActive();

    49         

    50         /*

    51         * Returns current signal strength

    52         */

    53         TInt GetSignalStrength();

    54         

    55         TInt GetRssiStrength();

    56         

    57     protected:

    58     

    59         /**

    60         * From CActive. Called when asynchronous request completes.

    61         * @since 3.0

    62         * @param None

    63         * @return None

    64         */

    65         void RunL();

    66         

    67         void DoCancel();

    68 

    69         TInt RunError(TInt aErr);

    70 

    71     private:

    72     

    73         /**

    74         * C++ default constructor.

    75         */

    76         CBtmcSignal(CBtmcPhoneStatus& aParent);

    77     

    78         void ConstructL();

    79     

    80         void ConvertToHFPScale(TInt8 &aSignal);

    81 

    82     private:

    83         CBtmcPhoneStatus& iParent;

    84         RTelServer iServer;

    85         RMobilePhone iPhone;

    86         TInt32 iDbm;

    87         TInt8 iBars;

    88         TInt8 iPreviousBars;

    89     };

    90 

    91 

    92 #endif