1 /*

     2 * Copyright (c) 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:  Publishes LockApp states to other applications

    15  *

    16 */

    17 

    18 

    19 #include "lockappstatepublisher.h"

    20 #include "lockapputils.h"

    21 

    22 // defines keys KPSUidAvkonDomain, KAknKeyguardStatus, TAknKeyguardStatus

    23 #include <avkondomainpskeys.h>

    24 

    25 // ---------------------------------------------------------------------------

    26 // Standard Symbian OS construction sequence

    27 // ---------------------------------------------------------------------------

    28 CLockAppStatePublisher* CLockAppStatePublisher::NewL( )

    29     {

    30     CLockAppStatePublisher* self = new (ELeave) CLockAppStatePublisher();

    31     CleanupStack::PushL( self );

    32     self->ConstructL( );

    33     CleanupStack::Pop( self );

    34     return self;

    35     }

    36 

    37 // ---------------------------------------------------------------------------

    38 // Standard C++ constructor

    39 // ---------------------------------------------------------------------------

    40 CLockAppStatePublisher::CLockAppStatePublisher()

    41     {

    42     // no implementation required

    43     }

    44 

    45 // ---------------------------------------------------------------------------

    46 // Closes the property handle.

    47 // ---------------------------------------------------------------------------

    48 CLockAppStatePublisher::~CLockAppStatePublisher()

    49     {

    50     iStatusProperty.Close();

    51     }

    52 

    53 // ---------------------------------------------------------------------------

    54 // Defines the P&S key storing keyguard status

    55 // ---------------------------------------------------------------------------

    56 void CLockAppStatePublisher::ConstructL()

    57     {

    58     // for some reason P&S capability policy macros do not work with codetest

    59 #ifdef _LOCKAPP_CODETEST_DEBUG

    60     RProperty::Define(

    61         KPSUidAvkonDomain,

    62         KAknKeyguardStatus,

    63         RProperty::EInt,

    64         TSecurityPolicy(TSecurityPolicy::EAlwaysPass),

    65         TSecurityPolicy(TSecurityPolicy::EAlwaysPass));

    66 #else

    67     // defines the P&S key

    68     _LIT_SECURITY_POLICY_C1(KWritePolicy, ECapabilityWriteDeviceData);

    69     RProperty::Define(

    70         KPSUidAvkonDomain,

    71         KAknKeyguardStatus,

    72         RProperty::EInt,

    73         TSecurityPolicy(TSecurityPolicy::EAlwaysPass),

    74         KWritePolicy);

    75 #endif

    76     // creates handle to property

    77     iStatusProperty.Attach(KPSUidAvkonDomain, KAknKeyguardStatus);

    78     }

    79 

    80 // ---------------------------------------------------------------------------

    81 // From @c CLockAppStateObserver. Used to publish lockapp state

    82 // to external parties.

    83 // ---------------------------------------------------------------------------

    84 void CLockAppStatePublisher::HandleLockStatusChangedL( TLockStatus aLockStatus )

    85     {

    86     switch ( aLockStatus )

    87         {

    88         case ELockNotActive:

    89             {

    90             iStatusProperty.Set(EKeyguardNotActive);

    91             }

    92             break;

    93         case EDevicelockActive:

    94             {

    95             iStatusProperty.Set(EKeyguardAutolockEmulation);

    96             }

    97             break;

    98         case EKeyguardActive:

    99             {

   100             iStatusProperty.Set(EKeyguardLocked);

   101             }

   102             break;

   103         default:

   104             DoPanic(ELockUnknownValue);

   105             break;

   106         }

   107     }