/*

* Copyright (c) 2002 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:  SyncML Obex client

*

*/

#ifndef __NSMLBTSERVICESEARCHER_H__

#define __NSMLBTSERVICESEARCHER_H__

#include <e32base.h>

#include <bttypes.h>

#include <btextnotifiers.h>

#include <e32std.h>

#include "NSmlSdpAttributeParser.h"

#include "NSmlSdpAttributeNotifier.h"

#include "Btconninfo.h"

/** BTServiceSearcher application panic codes */

enum TBTServiceSearcherPanics 

    {

    EBTServiceSearcherNextRecordRequestComplete = 1,

    EBTServiceSearcherAttributeRequestResult,

    EBTServiceSearcherAttributeRequestComplete,

    EBTServiceSearcherInvalidControlIndex,

    EBTServiceSearcherProtocolRead,

    EBTServiceSearcherAttributeRequest,

    EBTServiceSearcherSdpRecordDelete

    };

inline void Panic(TBTServiceSearcherPanics aReason)

    { 

    User::Panic(_L("ServiceSearcher"), aReason);

    }

class CNSmlBTServiceSearcher : public CBase,

                           public MSdpAgentNotifier,

                           public MSdpAttributeNotifier

    {

public:

    virtual ~CNSmlBTServiceSearcher();

    void SelectDeviceByDiscoveryL( TRequestStatus& aObserverRequestStatus );

    void FindServiceL( TRequestStatus& iObserverRequestStatus );

    const TBTDevAddr& BTDevAddr();

    const TBTDeviceResponseParams& ResponseParams();

protected:

    CNSmlBTServiceSearcher( const TBTConnInfo& aBTConnInfo );

    virtual void Finished( TInt aError = KErrNone );

    virtual TBool HasFinishedSearching() const;

    TBool HasFoundService() const;

protected: // abstract methods

    virtual const TSdpAttributeParser::TSdpAttributeList& ProtocolList() const = 0;

    virtual void FoundElementL( TInt aKey, CSdpAttrValue& aValue ) = 0;

public: // from MSdpAgentNotifier

    void NextRecordRequestComplete( TInt aError, TSdpServRecordHandle aHandle, TInt aTotalRecordsCount );

    void AttributeRequestResult( TSdpServRecordHandle aHandle, TSdpAttributeID aAttrID, CSdpAttrValue* aAttrValue );

    void AttributeRequestComplete( TSdpServRecordHandle aHandle, TInt aError );

private:

    void NextRecordRequestCompleteL( TInt aError, TSdpServRecordHandle aHandle, TInt aTotalRecordsCount );

    void AttributeRequestResultL( TSdpServRecordHandle aHandle, TSdpAttributeID aAttrID, CSdpAttrValue* aAttrValue );

    void AttributeRequestCompleteL( TSdpServRecordHandle, TInt aError );

private:

    TRequestStatus* iStatusObserver;    

    TBool iIsDeviceSelectorConnected;

    RNotifier iDeviceSelector;

    TBTDeviceResponseParamsPckg iResponse;

    CSdpAgent* iAgent;

    CSdpSearchPattern* iSdpSearchPattern;

    TBool iHasFoundService;

	TBTConnInfo iBTConnInfo;

    };

#endif // __NSMLBTSERVICESEARCHER_H__