examples/ForumNokia/ThreadAndActiveObjectsEx/inc/bluetoothrefreshtimer.h

/*
 * Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.
 *    
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *    
 *  * Redistributions of source code must retain the above copyright notice, this
 *    list of conditions and the following disclaimer.
 *  * Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *  * Neither the name of Nokia Corporation nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *    
 *    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 *    AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 *    IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 *    DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
 *    FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 *    DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 *    SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 *    CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 *    OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 *    OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *    
 *    Description:  
 */


#ifndef __BT_REFRESH_TIMER_H__
#define __BT_REFRESH_TIMER_H__

// INCLUDES
#include "e32base.h" //CTimer
#include <badesca.h>
#include "SharedIntermediator.h"
#include "BluetoothRefreshTimer.h"

//FORWARD DECLARATIONS
class CBTDiscoverer;

const TInt KRefreshTimeMin = 5;
const TInt KRefreshTimeDefault = 20; 

// CLASS DECLARATION

class CBluetoothRefreshTimer :
        public CTimer
        {
public: 

        static CBluetoothRefreshTimer* NewL( CSharedIntermediator* aSMediator,
                                                    CActiveSchedulerWait* aWait );

        static CBluetoothRefreshTimer* NewLC( CSharedIntermediator* aSMediator,
                                                     CActiveSchedulerWait* aWait );

        ~CBluetoothRefreshTimer();

        void DoCancel();

        void RunL();

        TInt RunError(TInt aError);

        void StartL();

        void StopWaitLoop();    

        void SetRefreshTime(TInt aRefreshTime);

private: // Basic two-phase Symbian OS constructors

        void ConstructL();

        CBluetoothRefreshTimer( CSharedIntermediator* aSMediator,  
                              CActiveSchedulerWait* aWait );
        
private: // data members    

        // Scheduler loop owner
        CActiveSchedulerWait* iWait;

        // Data intermediator
        CSharedIntermediator* iSMediator;

        // Bluetooth device discoverer
        CBTDiscoverer* iBTDiscoverer;

        // Time between refresh
        TInt iRefreshTime;

        // Time that has passed from the previous refresh
        TInt iTime;
        };

#endif // __BT_REFRESH_TIMER_H__

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