1 /*

     2 * Copyright (c) 2005-2007 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:  Keylock handler settings class and control interface for 

    15 *                Active Idle WS Plug-in.

    16 *

    17 */

    18 

    19 

    20 #ifndef M_AIWSPLUGIN_KEYLOCKCONTROL_H

    21 #define M_AIWSPLUGIN_KEYLOCKCONTROL_H

    22 

    23 #include <e32def.h>

    24 class TRawEvent;

    25 

    26 namespace AiWsPlugin {

    27 

    28 class TKeypadSettings;

    29 class TKeylockState;

    30 

    31 /**

    32  *  @ingroup group_wsplugin

    33  *

    34  * Callback interface for CKeyLockHandler internal states.

    35  */

    36 class MKeyLockHandlerControl

    37     {

    38 public:

    39 

    40     virtual const TKeypadSettings& Settings() const = 0;

    41     

    42     virtual void StartTimeoutTimer( TInt aTimeout = -1 ) = 0;

    43     

    44     virtual void StopTimeoutTimer() = 0;

    45     

    46     virtual void ActivateKeypadLock() = 0;

    47     

    48     virtual void CancelKeypadLock() = 0;

    49 

    50     virtual void KeypadLockTimeout() = 0;

    51     

    52     virtual void SetNextState( const TKeylockState& aState ) = 0;

    53     

    54     virtual void ActivateNextState() = 0;

    55     

    56     virtual void SetLastLockKeyScanCode( TInt aScanCode ) = 0;

    57     

    58     virtual TInt LastLockKeyScanCode() const = 0;

    59     

    60     virtual TBool HasFocus() = 0;

    61     

    62     virtual TBool TimeoutTimerActive()  = 0;

    63     

    64     virtual TBool IsFirstLockKey( TInt aScanCode ) = 0;

    65     

    66     virtual TBool IsSecondLockKey( TInt aScanCode ) = 0;

    67 

    68     

    69 protected:

    70     /**

    71      * Protected dtor prevents deletion through this interface.

    72      */

    73     ~MKeyLockHandlerControl() { }

    74     };

    75 

    76 } // namespace AiWsPlugin

    77 

    78 #endif // M_AIWSPLUGIN_KEYLOCKCONTROL_H