1 /*

     2 * Copyright (c) 2010 Ixonos Plc.

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of the "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 * Ixonos Plc

    14 *

    15 * Description: 

    16 * Observes Remote Controller Framework for volume key presses.

    17 * 

    18 */

    19 

    20 

    21 #ifndef IMAGEEDITORVOLKEYOBSERVER_H

    22 #define IMAGEEDITORVOLKEYOBSERVER_H

    23 

    24 // INCLUDES

    25 #include <RemConCoreApiTargetObserver.h>

    26   

    27 // FORWARD DECLARATIONS

    28 class CRemConInterfaceSelector;

    29 class CRemConCoreApiTarget;

    30 class CImageEditorRemConKeyResponse;

    31 

    32 /**

    33 * Observer interface for volume key events

    34 * 

    35 * since @3.1

    36 *

    37 */

    38 class MImageEditorVolumeKeyObserver

    39 	{

    40 public:

    41 	/**

    42 	* Report volume keys events to observer

    43 	* @since 3.1

    44 	* @param aOperationId Volume key up Volume key down event

    45 	* @param aButtonAct button action (press, release, click)

    46 	*/

    47 	virtual void HandleVolumeKeyEvent( TRemConCoreApiOperationId aOperationId,

    48                             		   TRemConCoreApiButtonAction aButtonAct ) = 0;

    49 	};

    50 

    51 // CLASS DECLARATION

    52 

    53 /**

    54 *  Observes Remote Controller Framework

    55 *  

    56 *  @since 3.1

    57 */

    58 class CImageEditorRemConObserver 

    59     : public CBase, public MRemConCoreApiTargetObserver

    60     {

    61     public:  // Constructors and destructor      

    62         

    63         /**

    64         * Two-phased constructor.

    65         * @param aZoomPane zoom pane instance

    66         * @return new instance.

    67         */

    68         static CImageEditorRemConObserver* NewL( MImageEditorVolumeKeyObserver& aObserver );

    69 

    70         /**

    71         * Destructor.

    72         */

    73         ~CImageEditorRemConObserver();

    74 

    75     public: // New functions

    76         

    77     protected:

    78 

    79         /**

    80         * from MRemConCoreApiTargetObserver interface class.

    81         * A command has been received. 

    82         * @param aOperationId The operation ID of the command.

    83         * @param aButtonAct The button action associated with the command.

    84         */

    85         void MrccatoCommand( TRemConCoreApiOperationId aOperationId, 

    86                              TRemConCoreApiButtonAction aButtonAct );

    87 

    88         /**

    89         * from MRemConCoreApiTargetObserver interface class.

    90         * not used

    91         */

    92         void MrccatoPlay(TRemConCoreApiPlaybackSpeed aSpeed, 

    93 		                        TRemConCoreApiButtonAction aButtonAct);

    94 

    95         /**

    96         * from MRemConCoreApiTargetObserver interface class.

    97         * not used

    98         */

    99         void MrccatoTuneFunction(TBool aTwoPart, 

   100                         		TUint aMajorChannel, 

   101                         		TUint aMinorChannel,

   102                         		TRemConCoreApiButtonAction aButtonAct);

   103 

   104         /**

   105         * from MRemConCoreApiTargetObserver interface class.

   106         * not used

   107         */

   108         void MrccatoSelectDiskFunction(TUint aDisk,

   109                         		TRemConCoreApiButtonAction aButtonAct);

   110 	

   111         /**

   112         * from MRemConCoreApiTargetObserver interface class.

   113         * not used

   114         */

   115         void MrccatoSelectAvInputFunction(TUint8 aAvInputSignalNumber,

   116                         		TRemConCoreApiButtonAction aButtonAct);

   117 

   118         /**

   119         * from MRemConCoreApiTargetObserver interface class.

   120         * not used

   121         */

   122         void MrccatoSelectAudioInputFunction(TUint8 aAudioInputSignalNumber,

   123                         		TRemConCoreApiButtonAction aButtonAct);

   124 

   125     private:

   126 

   127         /**

   128         * C++ default constructor.

   129         * @since 3.1

   130         * @param aZoomPane instance of zoom pane

   131         */

   132         CImageEditorRemConObserver( MImageEditorVolumeKeyObserver& aObserver );

   133 

   134         /**

   135         * By default Symbian 2nd phase constructor is private.

   136         */

   137         void ConstructL();

   138         

   139     private:    // Data

   140         

   141         // Remote Controller

   142         CRemConInterfaceSelector* iInterfaceSelector;  

   143         

   144         // Remote Controller

   145         CRemConCoreApiTarget* iCoreTarget;

   146         

   147         // Key response

   148         CImageEditorRemConKeyResponse* iActiveRemCon;

   149         

   150         // zoom pane

   151         MImageEditorVolumeKeyObserver& iObserver;

   152     };

   153 

   154 #endif      // IMAGEEDITORVOLKEYOBSERVER_H

   155             

   156 // End of File