1 /*

     2 * Copyright (c) 2009 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:  Blink/show Usb indicator notifier implementation

    15  *

    16 */

    17 

    18 

    19 #ifndef C_USBINDICATORNOTIFIER_H

    20 #define C_USBINDICATORNOTIFIER_H

    21 

    22 #include <e32base.h>

    23 #include <AknNotifyStd.h>       // SAknSmallIndicatorParams

    24 #include <AknNotifySignature.h> // SAknNotifierPackage

    25 #include <avkon.hrh>            // EAknIndicatorUSBConnection

    26 #include "cusbtimer.h"

    27 #include "cusbnotifier.h"

    28 

    29 

    30 /**

    31  * Class implements functionality of showing/blinking usb indicator

    32  * Class does not provide method to get response from the user

    33  */

    34 NONSHARABLE_CLASS( CUsbIndicatorNotifier ): public CUsbNotifier, MUsbTimerObserver

    35     {

    36 public:

    37     /**

    38      * Two-phased constructor.

    39      * @param aNotifManager Owner of the class, will destroy the object when needed

    40      * @return Pointer to the new instance of CUsbIndicatorNotifier

    41      */

    42     static CUsbIndicatorNotifier* NewL(CUsbNotifManager* aNotifManager);

    43 

    44     /**

    45      * Destructor.

    46      */

    47     virtual ~CUsbIndicatorNotifier();

    48 

    49     /**

    50      * Show/hide static icon of the indicator. 

    51      * If the indicator is blinking, stop blinking it and show/hide the static 

    52      * form of the indicator.

    53      * @param aVisible ETrue - Show the indicator, EFalse - Hide the indicator 

    54      */

    55     void ShowIndicatorL(TBool aVisible);

    56 

    57     // From base class CUsbNotifier

    58     /**

    59      * Start to show notifier

    60      */

    61     virtual void ShowL();

    62 

    63     /**

    64      * Stop showing notifier

    65      */

    66     virtual void Close();

    67 

    68     // From MUsbTimerObserver

    69     /**

    70      * Timer elapsed

    71      * @param Timer id

    72      */

    73     void TimerElapsedL(TUsbTimerId aTimerId);

    74 

    75 private:

    76 

    77     /**

    78      * Default constructor.

    79      * @param aNotifManager Owner

    80      */

    81     CUsbIndicatorNotifier(CUsbNotifManager* aNotifManager);

    82 

    83     /**

    84      * 2nd phase constructor.

    85      */

    86     void ConstructL();

    87 

    88     /**

    89      * Set USB indicator On or Off

    90      * @param aState Indicator states 

    91      */

    92     void SetIndicatorStateL(const TInt aState);

    93     

    94 private:

    95     // data

    96 

    97     /**

    98      * Switch timer for showing/hiding the usb indicator interleavingly for 

    99      * animating the indicator. 

   100      * Own

   101      */

   102     CUsbTimer* iIconBlinkingTimer;

   103 

   104     /**

   105      * Current indicator state

   106      */

   107     TInt iIndicatorState;

   108 

   109     };

   110 

   111 #endif // C_USBINDICATORNOTIFIER_H