/* 
 *
 * Copyright (c) <2010> Comarch S.A. and/or its subsidiary(-ies).
 * All rights reserved.
 * This component and the accompanying materials are made available
 * under the terms of the License "Eclipse Public License v1.0"
 * which accompanies this distribution, and is available
 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
 *
 * Original Contributors:
 * Comarch S.A. - original contribution.
 *
 * Contributors:
 *
 * Description:
 *
 */

#ifndef HFPSETTINGS_H_
#define HFPSETTINGS_H_

#include <e32base.h>

class CHsHFPCommand;

/** HF supported features value */
const TInt32 KHsHFPBluetoothSupportedFeatures = 112;

/** Max size of indicator descriptor */
const TInt KHsHFPMaxIndicatorDescSize = 16;

/** Indicator descriptor buffer */
typedef TBuf8<KHsHFPMaxIndicatorDescSize> THFPIndicatorDes;
/** Expected indicators' descriptors */
_LIT8(KHFPCallIndicatorDes,"call");
_LIT8(KHFPServiceIndicatorDes,"service");
_LIT8(KHFPCallsetupIndicatorDes,"callsetup");
_LIT8(KHFPCall_setupIndicatorDes,"call_setup");
_LIT8(KHFPCallheldIndicatorDes,"callheld");
_LIT8(KHFPSignalIndicatorDes,"signal");
_LIT8(KHFPRoamIndicatorDes,"roam");
_LIT8(KHFPBattchgIndicatorDes,"battchg");

/**
 * @brief CIEV indicator structure
 */
class THsHFPIndicatorSetting
    {
public:
    /**
     * Constructor
     * 
     * @param aDes descriptor of indicator
     * @param aValue value of indicator
     */
    THsHFPIndicatorSetting(const TDesC8& aDes, const TInt aValue = 0);

    /**
     * Sets value of indicator
     * 
     * @param aDesValue new value of indicator as descriptor
     */
    void SetValueL(const TDesC8& aDesValue);

    /**
     * Sets value of indicator
     * 
     * @param aValue new value of indicator as number
     */
    void SetValue(const TInt aValue);

    /**
     * Returns CIEV indicator's current value
     * 
     * @return value of indicator
     */
    TInt Int() const;

    /**
     * Returns CIEV indicator's descriptor
     * 
     * @return reference to descriptor
     */
    const THFPIndicatorDes& Des() const;

private:
    /** CIEV indicator's descriptor */
    THFPIndicatorDes iDesc;

    /** CIEV indicator's current value */
    TInt iValue;
    };

/**
 * @brief Singleton class representing profile's settings
 */
class CHsHFPSettings : public CBase
    {
public:
    /**
     * Returns pointer to singleton class
     */
    static CHsHFPSettings* InstanceL();

    /**
     * Decrements reference counter. Deletes singleton if there is no reference.
     */
    void Release();

    /**
     * Finds index of settings array applicable for indicator
     * 
     * @param aIndicatorDes CIEV indicator's descriptor
     * 
     * @return index of array, KErrNotFound when there is no suitable value 
     * in array 
     */
    TInt FindIndicatorIndex(const TDesC8& aIndicatorDes);

private:
    /**
     * Destructor
     */
    ~CHsHFPSettings();

    /**
     * Constructor for performing 1st stage construction
     */
    CHsHFPSettings();

    /**
     * Constructor for performing 2nd stage construction
     */
    void ConstructL();

public:
    /** CIEV indicators' array */
    RArray<THsHFPIndicatorSetting> iSettingsArr;

    /** VGS current value */
    TInt iVgsLevel;

    /** VGM current value */
    TInt iVgmLevel;

private:
    /** Reference counter */
    TInt iReferenceCounter;
    };
#endif /* HFPSETTINGS_H_ */