/*

* Copyright (c) 2005-2006 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:  the entry of this plugin.

*

*/

#ifndef C_BTMMAN_H

#define C_BTMMAN_H

#include <e32base.h>

#include <es_sock.h>

#include <btaccTypes.h>

#include <btaccPlugin.h>

#include <e32property.h>

//#include <BTServerInternalPSKeys.h>

#include "btmcobserver.h"

#include "btmcprofileid.h"

#include "btmactiveobserver.h"

#include "btmdefs.h"

#include <btengdiscovery.h>

//#include <btengdomaincrkeys.h>

class RSocketServ;

class CBtmState;

class CBtmActive;

class CBtmcHandlerApi;

/**

 * the main class of BTMAC.

 *

 * It implements plugin API and is the owner of the state machine.

 *

 *  @since S60 v3.1

 */

class CBtmMan : public CBTAccPlugin, public MBtmcObserver, public MBtmActiveObserver

    {

public:

    static CBtmMan* NewL(TPluginParams& aParams);

    virtual ~CBtmMan();

    /** 

     * State transition

     * 

     * @since S60 v3.1

     * @param aState the next state to be entered.

     */

    void ChangeStateL(CBtmState* aNext);

    /** 

     * Gets the socket server.

     * 

     * @since S60 v3.1

     * @return the socket server.

     */

    RSocketServ& SockServ();

    /** 

     * Indicates a new connection from a mono accessory.

     * 

     * @since S60 v3.1

     * @param aAddr The acc BD address

     * @param aProfile the connected profile

     */

    void NewAccessory(const TBTDevAddr& aAddr, TProfiles aProfile);    

    /** 

     * Indicates a disconnection originated from a mono accessory.

     * 

     * @since S60 v3.1

     * @param aAddr The acc BD address

     * @param aProfile the disconnected profile

     */

    void AccessoryDisconnected(const TBTDevAddr& aAddr, TProfiles aProfile);

    /** 

     * Indicates a audio link open originated from a mono accessory.

     * 

     * @since S60 v3.1

     * @param aAddr The acc BD address

     * @param aProfile the connected profile

     */

    void RemoteAudioOpened(const TBTDevAddr& aAddr, TProfiles aProfile);

    /** 

     * Indicates a audio link close originated from a mono accessory.

     * 

     * @since S60 v3.1

     * @param aAddr The acc BD address

     * @param aProfile the connected profile

     */

    void RemoteAudioClosed(const TBTDevAddr& aAddr, TProfiles aProfile);

    /**

     * Register a BT service (Profile) in SDP server

     * 

     * @since S60 v3.1

     * @param aService the service

     * @param aChannel the RFComm channel that the service is registered on

     */

    void RegisterServiceL(TUint aService, TUint aChannel);

    /**

     * Delete the given registered service from SDP server.

     * 

     * @since S60 v3.1

     * @param aService the service

     */

    void DeleteRegisteredService(TUint aService); 

    /**

     * Delete all registered services from SDP server

     * 

     * @since S60 v3.1

     */

    void DeleteAllRegisteredServices(); 

    /**

     * Get a last used channel(port) for a specified service

     * 

     * @since S60 v3.2

     */

    TInt GetLastUsedChannel(TUint aService); 

    /**    

     * Get audio latency

     *

     * @since S60 v5.0

     */ 

    TInt AudioLinkLatency();   

    TBool IsTrashBinEmpty();

    void LoadCmdHandlerL(TBtmcProfileId aProfile, const TBTDevAddr& aAddr, TBool aAccessoryInitiated);

    void DeleteCmdHandler();

    void NewProtocolDataL(const TDesC8& aData);

    TBool IsAccInuse() const;

    TBool IsEdrSupported() const;

private:

    // From base class CBTAccPlugin

    /** 

     * Connect to mono accessory.

     * 

     * @since S60 v3.1

     * @param aAddr BD address of the remote device

     * @param aStatus On completion, will contain an error code

     */

    void ConnectToAccessory(const TBTDevAddr& aAddr, TRequestStatus& aStatus);

    /** 

     * Cancel connect

     * 

     * @since S60 v3.1

     * @param aAddr BD address of the remote device

     */

    void CancelConnectToAccessory(const TBTDevAddr& aAddr);

    /** 

     * Disconnect to mono accessory

     * 

     * @since S60 v3.1

     * @param aAddr BD address of the remote device

     * @param aStatus On completion, will contain an error code

     */

    void DisconnectAccessory(const TBTDevAddr& aAddr,TRequestStatus& aStatus);

    /** 

     * Open audio link

     * 

     * @since S60 v3.1

     * @param aAddr BD address of the remote device

     * @param aStatus On completion, will contain an error code

     */

    void OpenAudioLink(const TBTDevAddr& aAddr, TRequestStatus& aStatus);

    /** 

     * Close open audio link

     * 

     * @since S60 v3.1

     * @param aAddr BD address of the remote device

     */

    void CancelOpenAudioLink(const TBTDevAddr& aAddr );

    /** 

     * Called by BT Acc Sever to connect to mono or stereo accessory

     * 

     * @since S60 v3.1

     * @param aAddr BD address of the remote device

     * @param aStatus On completion, will contain an error code

     */

    void CloseAudioLink(const TBTDevAddr& aAddr, TRequestStatus& aStatus);

    /** 

     * Close audio link

     * 

     * @since S60 v3.1

     * @param aAddr BD address of the remote device

     * @param aStatus On completion, will contain an error code

     */

    void CancelCloseAudioLink(const TBTDevAddr& aAddr );

    /** 

     * Informs accessory is in use. 

     * 

     * @since S60 v3.1

     */

    void AccInUse();

    void AccOutOfUse();

    /** 

     * Check which accessory type is supported by this plugin.

     * 

     * @since S60 v3.1

     * @return the supported plugin type.

     */

    TProfiles PluginType();

    void ActivateRemoteVolumeControl();

    void DeActivateRemoteVolumeControl();

    TInt GetRemoteSupportedFeature();

    // From base class CBtmActive

    /**

     * Handles the request completion event.

     *

     * @since S60 v3.1

     * @param aActive the Active Object to which the request is assigned to.

     */

    void RequestCompletedL(CBtmActive& aActive);

    /**

     * Handles the cancellation of an outstanding request.

     *

     * @since S60 v3.1

     * @param aActive the Active Object to which the request is assigned to.

     */

    void CancelRequest(CBtmActive& aActive);

private:

    // From MBtmcObserver

    void SlcIndicateL(TBool aSlc);

    void SendProtocolDataL(const TDesC8& aData);

private:

    CBtmMan(TPluginParams& aParams);

    void ConstructL();

private:

    /**

     * The socket server.

     */

    RSocketServ iSockServ;

    /**

     * the current state.

     */

    CBtmState* iState;

    /**

     * The place where obsolete state instances are temporarily stored.

     */

    RPointerArray<CBtmState> iTrashBin;

    CBtmActive* iActive;

    /**

     * the property for mono accessory connection state

     */

    RProperty iMonoStateProp;

    /**

     * the property for connected mono accessory BD address

     */

    RProperty iMonoAddrProp;

    /**

     * the list of registered service in SDP server.

     */

    RArray<TBtmService> iServices;

    /*

    * at command handler

    */

    CBtmcHandlerApi* iCmdHandler;

    TBool iAccInuse;

    TBool iEdr;

    CBTEngDiscovery* iBteng;

    };

#endif // C_BTMMAN_H