/*

* Copyright (c) 2009 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:  Bluetooth Toggle application meant used by Telephony for 

 *  							switching on/off Bluetooth when a long key press of asterisk 

 *  							is detected 

 *

*/

#ifndef __BTTOGGLE_H__

#define __BTTOGGLE_H__

//  Include Files

#include <e32base.h>

#include <btengsettings.h>

#include <bt_sock.h>

#include <btnotif.h>

//  Function Prototypes

GLDEF_C TInt E32Main();

_LIT(KBTTogglePanicCat, "BTToggle Panic");

/**

 *TBTTogglePanic - Panics that can be raised by the BTToggle component.

 */

enum TBTTogglePanic

  {

  EBTToggleInvalidStateCloseConnectionQuery	= 0,	// A notifier could not be started for ECloseConnectionQuery as another notifier is already being waited on.

  EBTToggleInvalidStatePowerModeQuery		= 1,	// A notifier could not be started for EPowerModeQuery as another notifier is already being waited on.

  EBTToggleInvalidStateChangeBtPowerMode	= 2,	// A notifier could not be started by CBTToggle::ChangeBtPowerMode() as another notifier is already being waited on.

  };

void Panic(TBTTogglePanic aPanic);

/**

 * Class used for switching BT on/off.

 *

 *  @lib bttoggle.exe

 *  @since S60 5.1

 */

NONSHARABLE_CLASS(CBTToggle): public CActive						

  {

  public:		

    /**

     * Two-phase constructor

     * @since S60 v5.1 

     * @return Pointer to the constructed CBTToggle object.

     */

    static CBTToggle* NewL();

    /**

     * Destructor

     */

    ~CBTToggle();

    /**

     * Toggles Bluetooth on/off 

     *

     * @since S60 v5.1

     * @return void 

     */

    void ToggleBT();	

    /**

     * Checks whether phone is in offline mode.

     *

     * @since S60 v5.1

     * 

     * @return TBool - ETrue: offline mode enabled; 

     * EFalse: diffrent than offline  

     */

    TBool CheckOfflineMode(); 

    /**

     * Switches BT on using PowerMode notifier

     *

     * @since S60 v5.1

     * 

     * @return void   

     */

    void SwitchBtOnWithPowerNotif(); 

  private: //From CActive

    void RunL(); 	

    TInt RunError(TInt /*aError*/); 

    void DoCancel();			

  private:		

    /**

     * C++ default constructor

     *

     * @since S60 v5.1		     

     */

    CBTToggle();

    /**

     * Symbian 2nd-phase constructor

     *

     * @since S60 v5.1

     */

    void ConstructL();

    /**

     * Shows the notification if Bluetooth is switched on/off.

     *

     * @since S60 v5.1

     * @param aStatus The type of notification to be shown; 

     * ETrue - BT switched on; EFalse - BT switched off. 

     * 	 

     * @return void

     */

    void ShowNotification(TBool aStatus); 

    /**

     * Switches BT on or off and shows standard notification

     *

     * @since S60 v5.1

     * @param TBTPowerStateValue aNewPowerMode 

     * 	 

     * @return TInt Symbian error code

     */

    TInt ChangeBtPowerMode(TBTPowerStateValue aNewPowerMode);

  private: //Data types

    enum TToggleActiveNotifier

      {

      ENoneQuery = 0,

      EPowerModeQuery,

      ECloseConnectionQuery, 

      EPowerModeChangeNote

      };

  private: //Data	

    /**

     *  

     */

    CBTEngSettings* iSettings;	//own

    /**

     * Handle to the notifier

     */

    RNotifier iNotifier;

    /**

     * Result package from the notifier's asynchronous call 

     * (Generic Query notifier) 

     */    

    TPckgBuf<TBool> iConnQuery;

    /**

     ** Result package from the notifier's asynchronous call 

     * (Power Mode notifier) 

     */

    TPckgBuf<TInt> iPowerResult;

    /**

     * Notifier which is currently being in use

     */

    TToggleActiveNotifier iActiveNotifier;

    /**

     * P&S key. Shows whether the BT has open connection  

     */

    RProperty iLinkCountProperty;        

	/**

	 * Notifier's buffer holder  

	 */

    TBTGenericQueryNotiferParamsPckg iPckgGenericQuery;

  };

#endif  // __BTTOGGLE_H__