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_USBOTGSTATEOBSERVER_H

    19 #define C_USBOTGSTATEOBSERVER_H

    20 

    21 #include <e32base.h>

    22 #include <usbotgdefs.h>

    23 

    24 #include <StifTestModule.h>

    25 #include <StifLogger.h>

    26 

    27 #include "tassertbase.h"

    28 

    29 class MUsbOtgStateObserver

    30     {

    31 public:

    32 

    33     virtual void AIdleL() = 0;

    34     virtual void AHostL() = 0;

    35     virtual void APeripheralL() = 0;

    36     virtual void AVBusErrorL() = 0;

    37     virtual void BIdleL() = 0;

    38     virtual void BPeripheralL() = 0;

    39     virtual void BHostL() = 0;

    40     };

    41 

    42 /**

    43  *  Class observes OTG State property, see usbotgdefs.h

    44  *

    45  *  @lib ?library

    46  *  @since S60 ?S60_version *** for example, S60 v3.0

    47  */

    48 class CUsbOtgStateObserver : public TAssertBase

    49     {

    50     friend class CtUsbOtgWatcher;

    51     friend class CUsbOtgWatcherTest;

    52 

    53 public:

    54 

    55     /**

    56      * Two-phased constructor.

    57      * @param ?arg1 ?description

    58      * @param ?arg2 ?description

    59      */

    60     //    ?IMPORT_C 

    61     static CUsbOtgStateObserver* NewL();

    62 

    63     /**

    64      * Destructor.

    65      */

    66     virtual ~CUsbOtgStateObserver();

    67 

    68     /**

    69      * ?description

    70      *

    71      * @since S60 ?S60_version

    72      * @param ?arg1 ?description

    73      * @param ?arg2 ?description

    74      * @return ?description

    75      */

    76     //    ?IMPORT_C 

    77     TUsbOtgState OtgState();

    78 

    79     /**

    80      * ?description

    81      *

    82      * @since S60 ?S60_version

    83      * @param ?arg1 ?description

    84      * @param ?arg2 ?description

    85      * @return ?description

    86      */

    87     void SubscribeL(MUsbOtgStateObserver&);

    88 

    89     void UnsubscribeL(MUsbOtgStateObserver&);

    90 

    91     void TriggerAIdleL();

    92     void TriggerAHostL();

    93     void TriggerAPeripheralL();

    94     void TriggerAVBusErrorL();

    95     void TriggerBIdleL();

    96     void TriggerBPeripheralL();

    97     void TriggerBHostL();

    98 

    99 private:

   100 

   101     CUsbOtgStateObserver();

   102 

   103     void ConstructL();

   104 

   105 private:

   106     // data

   107 

   108     // The observer reports state changes to own observers

   109     // Owns

   110     MUsbOtgStateObserver* iObserver;

   111 

   112     TInt iOtgState;

   113     };

   114 

   115 #endif //  C_USBOTGSTATEOBSERVER_H