/*

* Copyright (c) 2004 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:   This file contains definitions of GlobalAudioSettings.

*

*/

#ifndef GLOBALAUDIOSETTINGSIMPL_H

#define GLOBALAUDIOSETTINGSIMPL_H

#include <e32property.h>

#include <e32base.h>

#include <e32debug.h>

#include "GlobalAudioSettingsData.h"

#include <GlobalAudioSettings.h>

#include <MAudioClientsListObserver.h>

class MAudioSettingsObserver;

//class CGlobalAudioSettings;

class CWarningTonesObserverAO;

class CMessagingTonesObserverAO;

class CSilentProfileObserverAO;

class CVibraObserverAO;

class CAudioClientsListManagerAO;

/**

*  Defines functions that client uses to set phone profile settings.

*

*  @lib GlobalAudioSettings.lib

*  @since Series 60 3.2

*/

class CGlobalAudioSettingsImpl: public CBase

    {

    public:

        /**

        * function for creating the GlobalAudioSettingsImpl

        *

        */

        IMPORT_C static CGlobalAudioSettingsImpl* NewL(

                        CGlobalAudioSettings& aGlobalAudioSettings,

                        MAudioSettingsObserver& aAudioSettingsObserver);

        /**

        * Destructor.

        *

        */

        ~CGlobalAudioSettingsImpl();

        /**

        * Returns warning tones status.

        *

        * @since Series 60 3.2

        * @return TBool aEnable. ETrue if warning tones are enabled else EFalse.

        */

        IMPORT_C TBool IsWarningTonesEnabled();

        /**

        * Returns message tones status.

        *

        * @since Series 60 3.2

        * @return TBool aEnable. ETrue if message tones are enabled else EFalse.

        */

        IMPORT_C TBool IsMessageTonesEnabled();

        /**

        * Returns silent profile status.

        *

        * @since Series 60 3.2

        * @return TBool aEnable. ETrue if current profile is silent profile else EFalse.

        */

        IMPORT_C TBool IsSilentProfileEnabled();

        /**

        * Returns vibra is enabled or not in the current profile status.

        *

        * @since Series 60 3.2

        * @return TBool aEnable. ETrue if current profile vibra active else EFalse.

        */

        IMPORT_C TBool IsVibraEnabled();

        /**

        * Returns PublicSilence is enabled or not status.

        *

        * @since Series 60 3.2

        * @return TBool aEnable. ETrue if PublicSilence active else EFalse.

        */

        IMPORT_C TBool IsPublicSilenceEnabled();

        /**

        * Registers audio clients list observer.

        *

        * When registered successfully, the observer will start receiveing

        * callback defined in MAudioClientsListObserver when audio clients list

        * changes.

        *

        * @since S60 3.2

        * @param MAudioClientsListObserver& aObserver. A reference to class

        *           implementing MAudioClientsListObserver interface.

        * @return TInt. KErrNone if successful. KErrAlreadyExists if the observer

        *           is already registered.

        */

        TInt RegisterAudioClientsListObserver(

                                    MAudioClientsListObserver& aObserver );

        /**

        * Unregisters audio clients list observer.

        *

        * When unregistered, the observer will no longer receive callback when

        * audio clients list changes.

        *

        * @since S60 3.2

        * @param MAudioClientsListObserver& aObserver. A reference to class

        *           implementing MAudioClientsListObserver interface.

        * @return TInt. KErrNone if successful. KErrNotFound if the observer

        *           is not registered.

        */

        TInt UnregisterAudioClientsListObserver(

                                    MAudioClientsListObserver& aObserver);

        /**

        * Gets audio clients list.

        *

        * On return of this function, the parameter aList will contain active

        * audio client application process ids.

        *

        * The parameter aList will be reset in the case

        *

        * @since S60 3.2

        * @param TAudioClientListType aFilter. Type of client list.

        * @param RArray<TProcessId>& aList. A reference to RArray.

        * @return TInt. KErrNone if successful. KErrBadName if

        *           aType is not one of the TAudioClientListType enumeration.

        *           Otherwise a systemwide error code.

        *           In case of error, the array aList will be reset.

        */

        TInt GetAudioClientsList(

                                CGlobalAudioSettings::TAudioClientListType aType,

                                RArray<TProcessId>& aList );

    private:

        CGlobalAudioSettingsImpl(CGlobalAudioSettings &aGlobalAudioSettings,

                                 MAudioSettingsObserver& aAudioSettingsObserver);

        /**

        * Second Phase Costructor for GlobalAudioSettingsImpl Instance

        * @since 3.2

        * @param void

        */

        void ConstructL();

    private:

        TGlobalAudioSettings iGlobalAudioSettingsData;

        CGlobalAudioSettings& iGlobalAudioSettings;

        MAudioSettingsObserver&   iAudioSettingsObserver;

        CWarningTonesObserverAO* iWarningTonesObserverAO;

        CMessagingTonesObserverAO* iMessagingTonesObserverAO;

        CSilentProfileObserverAO* iSilentProfileObserverAO;

        CVibraObserverAO* iVibraObserverAO;

        // Object managing Audio Clients List implementation

        CAudioClientsListManagerAO* iCAudioClientsListManagerAO;

        // Object managing Paused Clients List implementation

        CAudioClientsListManagerAO* iPausedClientsListManagerAO;              

        // List of Audio Clients List Observer objects

        RPointerArray<MAudioClientsListObserver> iAudioClientsListObserverArray;

    };

class CWarningTonesObserverAO : public CActive

	{

public:

    // Ist Phase constr and Destr

	static CWarningTonesObserverAO* NewL(CGlobalAudioSettings &aGlobalAudioSettings,

                                         MAudioSettingsObserver& aAudioSettingsObserver,

                                         TGlobalAudioSettings& aGlobalAudioSettingsData);

	~CWarningTonesObserverAO();

	void Subscribe();

protected:

	// From CActive

	void RunL();

	void DoCancel();

	TInt RunError(TInt aError);

private:

	// Constr and IInd phase constr

	CWarningTonesObserverAO(CGlobalAudioSettings &aGlobalAudioSettings,

                                                 MAudioSettingsObserver& aAudioSettingsObserver,

                                                 TGlobalAudioSettings& aGlobalAudioSettingsData);

	void ConstructL();

	CGlobalAudioSettings& iGlobalAudioSettings;

    MAudioSettingsObserver&   iAudioSettingsObserver;

    RProperty iWarningTonesProperty;

    TGlobalAudioSettings& iGlobalAudioSettingsData;

	};

class CMessagingTonesObserverAO : public CActive

	{

public:

    // Ist Phase constr and Destr

	static CMessagingTonesObserverAO* NewL(CGlobalAudioSettings &aGlobalAudioSettings,

                                         MAudioSettingsObserver& aAudioSettingsObserver,

                                         TGlobalAudioSettings& aGlobalAudioSettingsData);

	~CMessagingTonesObserverAO();

	void Subscribe();

protected:

	// From CActive

	void RunL();

	void DoCancel();

	TInt RunError(TInt aError);

private:

	// Constr and IInd phase constr

	CMessagingTonesObserverAO(CGlobalAudioSettings &aGlobalAudioSettings,

                                                 MAudioSettingsObserver& aAudioSettingsObserver,

                                                 TGlobalAudioSettings& aGlobalAudioSettingsData);

	void ConstructL();

	CGlobalAudioSettings& iGlobalAudioSettings;

    MAudioSettingsObserver&   iAudioSettingsObserver;

    RProperty iMessagingTonesProperty;

    TGlobalAudioSettings& iGlobalAudioSettingsData;

	};

class CSilentProfileObserverAO : public CActive

	{

public:

    // Ist Phase constr and Destr

	static CSilentProfileObserverAO* NewL(CGlobalAudioSettings &aGlobalAudioSettings,

                                         MAudioSettingsObserver& aAudioSettingsObserver,

                                         TGlobalAudioSettings& aGlobalAudioSettingsData);

	~CSilentProfileObserverAO();

	void Subscribe();

protected:

	// From CActive

	void RunL();

	void DoCancel();

	TInt RunError(TInt aError);

private:

	// Constr and IInd phase constr

	CSilentProfileObserverAO(CGlobalAudioSettings &aGlobalAudioSettings,

                                                 MAudioSettingsObserver& aAudioSettingsObserver,

                                                 TGlobalAudioSettings& aGlobalAudioSettingsData);

	void ConstructL();

	CGlobalAudioSettings& iGlobalAudioSettings;

    MAudioSettingsObserver&   iAudioSettingsObserver;

    RProperty iSilentProfileProperty;

    TGlobalAudioSettings& iGlobalAudioSettingsData;

	};

class CVibraObserverAO : public CActive

	{

public:

    // Ist Phase constr and Destr

	static CVibraObserverAO* NewL(CGlobalAudioSettings &aGlobalAudioSettings,

                                         MAudioSettingsObserver& aAudioSettingsObserver,

                                         TGlobalAudioSettings& aGlobalAudioSettingsData);

	~CVibraObserverAO();

	void Subscribe();

protected:

	// From CActive

	void RunL();

	void DoCancel();

	TInt RunError(TInt aError);

private:

	// Constr and IInd phase constr

	CVibraObserverAO(CGlobalAudioSettings &aGlobalAudioSettings,

                                                 MAudioSettingsObserver& aAudioSettingsObserver,

                                                 TGlobalAudioSettings& aGlobalAudioSettingsData);

	void ConstructL();

	CGlobalAudioSettings& iGlobalAudioSettings;

    MAudioSettingsObserver&   iAudioSettingsObserver;

    RProperty iVibraProperty;

    TGlobalAudioSettings& iGlobalAudioSettingsData;

	};

#endif // GLOBALAUDIOSETTINGSIMPL_H

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