musicplayer_plat/mpx_music_player_media_key_handler_api/inc/mpxmediakeyhandler.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 17 Dec 2009 08:45:05 +0200
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/*
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* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:  MPX media key handler interface definition
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*
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*/
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#ifndef C_MMPXMEDIAKEYHANDLER_H
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#define C_MMPXMEDIAKEYHANDLER_H
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// INCLUDES
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#include <e32base.h>
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#include <mpxmediakeyhandlerobserver.h>
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#include <mpxmediakeyhandlerdefs.h>
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// DATA TYPES
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typedef TInt TMPXMediaKeyPopupFlags;
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// CONSTANTS
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/**
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 * Constants for media key feature flags
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 */
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#define EDisplayVolumePopup 0x0001
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#define EDisplayMediaPopup  0x0002
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// CLASS DECLARATION
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/**
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 *  MPX media key handler interface.
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 *
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 *  @lib mpxmediakeyhandler.lib
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 *  @since S60 3.2.3
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 */
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NONSHARABLE_CLASS( MMPXMediaKeyHandler )
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    {
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public:
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    /**
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     * Two-phased constructor.
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     *
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     * @since S60 5.0
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     * @param aFlags Flags for creating popups.
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     * @param aObserver Media key command observer
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     * @return Pointer to newly created object.
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     */
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    IMPORT_C static MMPXMediaKeyHandler* NewL(
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        TMPXMediaKeyPopupFlags aFlags,
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        MMPXMediaKeyHandlerObserver* aObserver );
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    /**
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     * Destructor.
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     */
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    virtual ~MMPXMediaKeyHandler();
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    /**
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     * Show playback popup
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     *
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     * @since S60 3.2.3
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     * @param aMode Playback popup behaviour mode
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     */
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    virtual void ShowPlaybackPopupL( TMPXPlaybackPopupModes aMode ) = 0;
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    /**
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     * Show Volume popup
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     *
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     * @since S60 5.0
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     */
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    virtual void ShowVolumePopupL() = 0;
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    /**
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     * Dismiss notifier popup.
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     *
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     * @since S60 3.2.3
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     * @param aFlags Popup flag to determine which popup(s) should
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     *               be dismissed.
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     */
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    virtual void DismissNotifier( TMPXMediaKeyPopupFlags aFlags ) = 0;
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    /**
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     * Enable or disable Media Key behavior
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     * @since S60 3.2.3
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     * @param aEnable, ETrue, media keys are sent to observers
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     *                 EFalse, media keys are ignored
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     */
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    virtual void SetEnableMediaKeys( TBool aEnable ) = 0;
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    /**
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     * Gets called when orientation change begins
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     */    
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    virtual void NotifyOrientationChangeBegin() = 0;
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    };
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#endif  // C_MMPXMEDIAKEYHANDLER_H
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// End of File