1 /*

     2 * Copyright (c) 2010 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:

    15 *

    16 */

    17 

    18 #ifndef C_USBTIMER_H

    19 #define C_USBTIMER_H

    20 

    21 #include <e32base.h>

    22 

    23 #include <StifTestModule.h>

    24 #include <StifLogger.h>

    25 

    26 #include "tassertbase.h"

    27 

    28 class CUsbTimer;

    29 

    30 /**

    31  * timer ids for usbotgwatcher

    32  */

    33 enum TUsbTimerId

    34     {

    35     EDeviceAttachmentTimer,

    36     EInactiveTimer,

    37     EIconBlinkingTimer,

    38     ETooMuchPowerRequiredTimer,

    39     EDriversNotFoundTimer

    40     };

    41 

    42 

    43 class MUsbTimerObserver

    44     {

    45     friend class CtUsbOtgWatcher;

    46     friend class CUsbOtgWatcherTest;

    47 public:

    48 

    49     virtual void TimerElapsedL(TUsbTimerId aTimerId) = 0;

    50     };

    51 

    52 // Wrapper class, will report to MUsbTimerObserver once time is over

    53 // Name CUsbTimer is given due to CTimer name already used

    54 NONSHARABLE_CLASS(CUsbTimer) : public TAssertBase

    55     {

    56 public:

    57 

    58     /**

    59      * Two-phased constructor

    60      *

    61      * @param aTimeOver pointer to a call back function. Called when time is over.

    62      */

    63     static CUsbTimer* NewL(MUsbTimerObserver& aObserver, TUsbTimerId aTimerId);

    64 

    65     /**

    66      * Destructor.

    67      */

    68     virtual ~CUsbTimer();

    69 

    70     // calls RunL after aMilliseconds

    71     void After(TInt aMilliseconds);

    72 

    73     //cancels timer

    74     void Cancel();

    75 

    76     TBool IsActive();

    77 

    78     void TriggerTimerElapsedL();

    79 

    80 public:

    81 

    82     // from base class CActive

    83 

    84     void RunL();

    85 

    86     TInt RunError( TInt /*aError*/);

    87 

    88     void DoCancel();

    89 

    90 private:

    91 

    92     CUsbTimer(MUsbTimerObserver& aObserver, TUsbTimerId aTimerId);

    93 

    94     void ConstructL();

    95 

    96 private: // data

    97 

    98     MUsbTimerObserver* iObserver;

    99     TBool iActive;

   100     TUsbTimerId iTimerId;

   101     };

   102 

   103 #endif //  C_USBTIMER_H