1 /*

     2 * Copyright (c) 2006-2007 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:    The pause handling control for the slideshow

    15  *

    16 */

    17 

    18 

    19 

    20 

    21 

    22 #ifndef SHWTICKER_H

    23 #define SHWTICKER_H

    24 

    25 

    26 #include <e32base.h>

    27 #include <e32std.h>

    28 

    29 

    30 

    31 class MShwTickObserver;

    32 

    33 NONSHARABLE_CLASS(CShwTicker) : public CActive

    34 	{

    35 

    36 public:

    37          

    38 	/**

    39 	 * NewL

    40 	 * 2phased constructor

    41 	 * @param MShwTickObserver&

    42 	 */ 

    43 	static CShwTicker* NewL(MShwTickObserver& aObserver);

    44          

    45 	/**

    46 	 * StartTicking

    47 	 * set the ticker

    48 	 * @param interval in seconds

    49 	 */ 

    50 	void StartTicking(TInt aAfter);

    51          

    52 	/**

    53 	 * CancelTicking

    54 	 * Cancel a tick

    55 	 */ 

    56 	void CancelTicking();

    57          

    58 	/**

    59 	 * ~CShwTicker

    60 	 * Standard c++ destructor

    61 	 */ 

    62 	~CShwTicker();

    63 	

    64 private:

    65          

    66 	/**

    67 	 * CShwTicker

    68 	 * C++ constructor

    69 	 */ 

    70 	CShwTicker(MShwTickObserver& aObserver);

    71          

    72 	/**

    73 	 * ConstructL

    74 	 * 2nd Phase constructor

    75 	 */ 

    76 	void ConstructL();

    77          

    78 	/**

    79 	 * RunL

    80 	 * see @ref CActive

    81 	 */ 

    82 	void RunL();

    83          

    84 	/**

    85 	 * DoCancel

    86 	 * see @ref CActive

    87 	 */ 

    88 	void DoCancel();

    89 		

    90 private:

    91 	

    92 	/** */

    93 	MShwTickObserver& iObserver;

    94 	

    95 	RTimer iTimer;

    96 	

    97 

    98 	};

    99 	

   100 #endif//SHWTICKER_H

   101 

   102