1 /*

     2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). 

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:

    15 *

    16 */

    17 

    18 #ifndef IRSYSTEMEVENTOBSERVERINTERFACE_H

    19 #define IRSYSTEMEVENTOBSERVERINTERFACE_H

    20 

    21 #include <qglobal.h>

    22 

    23 class MIRAlarmObserverInterface

    24 {

    25 public:

    26     virtual void alarmStarted()= 0;    

    27     virtual void alarmStopped() = 0;

    28 };

    29 

    30  

    31 class MIRDiskSpaceObserverInterface

    32 {

    33 public:

    34 

    35     /**

    36      * notifyLowDiskSpace Called when the observed disk's free disk space is

    37      * less than the critical level.

    38      */

    39     virtual void notifyLowDiskSpace(qint64 aCriticalLevel) = 0;

    40 };

    41 

    42 class MIRPropertyObserverInterface

    43 {

    44 public:

    45     

    46     virtual void callIsActivated() = 0;

    47     virtual void callIsDeactivated() = 0;    

    48     //this function is a general error call back, no matter which propertyChanged, 

    49     //we will call this to notify the upper layer. 

    50     virtual void errorCallback(int aError) = 0;

    51 };

    52 

    53 class MIRHeadsetObserverInterface

    54 {

    55 public:

    56     

    57     virtual void headsetIsConnected() = 0;

    58     virtual void headsetIsDisconnected() = 0;

    59 };

    60 

    61 #endif // IRSYSTEMEVENTOBSERVERINTERFACE_H