1 /*

     2 * Copyright (c) 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:  Volume popup definition

    15 *

    16 */

    17 

    18 

    19 #ifndef C_VTUIVOLUMEPOPUP_H

    20 #define C_VTUIVOLUMEPOPUP_H

    21 

    22 #include "tvtuicomponentstate.h"

    23 #include "cvtuipopupbase.h"

    24 #include "mvtengaudio.h"

    25 

    26 class CVtUiFeatureManager;

    27 class CVtEngModel;

    28 

    29 /**

    30 *  CVtUiVolumePopup

    31 *

    32 *  Volume popup definition.

    33 *

    34 *  @since S60 v3.2

    35 */

    36 class CVtUiVolumePopup : public CVtUiPopupBase

    37     {

    38 

    39 public:

    40 

    41     /**

    42     * Static constructor

    43     * @param aFeatureManager Reference to feature manager.

    44     */

    45     static CVtUiVolumePopup* NewL( CVtUiFeatureManager& aFeatureManager );

    46 

    47     /**

    48     * Destructor

    49     */

    50     ~CVtUiVolumePopup();

    51 

    52     /**

    53     * Refresh volume popup status.

    54     */

    55     void RefreshL();

    56 

    57     /**

    58     * Update volume popup and audio routing

    59     */

    60     void UpdateVolumeAndRoutingL();

    61 

    62 private: // from base class

    63 

    64     /**

    65     * @see CVtUiPopupBase::DoActivateL

    66     */

    67     void DoActivateL();

    68 

    69     /**

    70     * @see CVtUiPopupBase::OfferKeyEventL

    71     */

    72     TKeyResponse OfferKeyEventL( const TKeyEvent& aEvent,

    73         TEventCode aCode );

    74 

    75     /**

    76     * @see CVtUiPopupBase::HandleControlEventL

    77     */

    78     void HandleControlEventL( CCoeControl* aControl, TCoeEvent aEventType );

    79 

    80 private:

    81 

    82     /**

    83      * Constructor

    84      */

    85     CVtUiVolumePopup( CVtUiFeatureManager& aFeatureManager );

    86 

    87     /*

    88     * 2nd constructor

    89     */

    90     void ConstructL();

    91 

    92     /**

    93     * Returns current output volume for given routing.

    94     */

    95     TInt OutputVolume( MVtEngAudio::TAudioRoutingState aRouting ) const;

    96         

    97     /**

    98     * Updates volume 

    99     */   

   100     void UpdateVolumeL();        

   101 

   102 private:

   103 

   104     // Engine model

   105     CVtEngModel& iModel;

   106 

   107     // Stored audio routing state.

   108     MVtEngAudio::TAudioRoutingState iAudioRouting;

   109 

   110     // Stored volume

   111     TInt iVolume;

   112     

   113     // Reference to feature manager

   114     CVtUiFeatureManager& iFeatureManager;

   115 

   116     };

   117 

   118 #endif // C_VTUIVOLUMEPOPUP_H