/*******************************************************************************

 * Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

 * All rights reserved. This program and the accompanying materials

 * are made available under the terms of the Eclipse Public License v1.0

 * which accompanies this distribution, and is available at

 * http://www.eclipse.org/legal/epl-v10.html

 *

 * Contributors:

 *     Nokia Corporation - initial implementation

 *******************************************************************************/

#ifndef SWTMOBILEDEVICE_H

#define SWTMOBILEDEVICE_H

#include <hwrmlight.h> 

#include <hwrmvibra.h> 

#include "swtflipwatch.h"

namespace Java { namespace eSWT {

/**

 * CSwtMobileDevice

 */

class CSwtMobileDevice

: public CBase, MHWRMLightObserver

{

public:

    static CSwtMobileDevice* NewL();

    virtual ~CSwtMobileDevice();

private:

    CSwtMobileDevice();

    void ConstructL();

public:

    void CreateFlipWatchL();

    /**

     * Gets the time since the last user activity.

     * @return returns user inactivity time in seconds

     * @since 9.1

     */

    TInt GetUserInactivityTime();

    /**

     * Resets all user inactivity timers.

     * Can be used to prevent e.g. screen saver to appear on screen.

     * @since 9.1

     */

    void ResetUserInactivityTime(); 

    /**

     * Sets the backlight level.

     * @since 3.0

     * @param aLevel Backlight level, 0-100, 0 = off.

     */

    void SetLights(TInt aLevel);

    /**

     * Flashes the backlight for given duration

     * @since 3.1

     * @param aDuration Duration of flashing, in milliseconds

     * @return ETrue if flashing is possible

     */

    TBool FlashBacklightL(TInt aDuration);

    /**

     * There is no API for vibrate. Left to be customised according to each device

     * Printing InfoMsg for the user for the duration given to vibrate

     * Must return true if the vibrator can be controlled by the application

     */

    TBool Vibrate(const TInt aDuration);

    void AppForeground();

public: // From MHWRMLightObserver

    void LightStatusChanged(TInt aTarget, CHWRMLight::TLightStatus aStatus);

private:

   /**

    * By default Symbian 2nd phase constructor is private.

    */

    void CreateLightsL();

    /**

     * Does the actual setting of lights

     */

    void DoSetLightsL(TInt aLevel);

    /**

     * Checks whether lights are blinking.

     * @return ETrue if at least one supported light is blinking; else

     * EFalse is returned.

     */

    TBool LightsBlinking();    

// Data

private:

    CHWRMVibra* iVibra;

    CHWRMLight* iHWRMLight;

    CSwtFlipWatch* iFlipWatch;

    TInt iSupportedLights;

    // value of last setLights() call,

    // KErrNotFound if setLights() hasn't been called yet

    TInt iLightLevel;

    // timestamp of start of flashing

    TTime* iStartTime;

    // remaining duration for flashing

    TInt iDuration;

};

}}

#endif // SWTMOBILEDEVICE_H