1 /*

     2 * Copyright (c) 2004-2008 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:  Observes for changes in skin files.

    15 *

    16 */

    17 

    18 

    19 #include "aknssrvinstallobserver.h"

    20 #include <bautils.h>

    21 

    22 _LIT(KAknsSrvSkinRootPath,"?:\\private\\10207114\\import\\");

    23 

    24 // -----------------------------------------------------------------------------

    25 // CAknsSrvInstallObserver::NewL

    26 //

    27 // (other items were commented in a header).

    28 // -----------------------------------------------------------------------------

    29 //

    30 CAknsSrvFileObserver* CAknsSrvFileObserver::NewL(MAknsSrvFileObserver* aObserver)

    31     {

    32     CAknsSrvFileObserver* self = new (ELeave) CAknsSrvFileObserver(aObserver);

    33     CleanupStack::PushL(self);

    34     self->ConstructL();

    35     CleanupStack::Pop( self );

    36     return self;

    37     }

    38 

    39 CAknsSrvFileObserver* CAknsSrvFileObserver::NewL(MAknsSrvFileObserver* aObserver, const TDesC& aFilename)

    40     {

    41     CAknsSrvFileObserver* self = new (ELeave) CAknsSrvFileObserver(aObserver);

    42     CleanupStack::PushL(self);

    43     self->ConstructL();

    44     self->iFilename = aFilename.AllocL();

    45     CleanupStack::Pop( self );

    46     return self;

    47     }

    48 

    49 CAknsSrvFileObserver* CAknsSrvFileObserver::NewL(

    50     MAknsSrvFileObserver* aObserver, TAknsSrvFileSrvObserverType aObserverType,

    51     const TDesC& aFilename  )

    52     {

    53     CAknsSrvFileObserver* self =

    54         new (ELeave) CAknsSrvFileObserver( aObserver );

    55     CleanupStack::PushL(self);

    56     self->ConstructL();

    57     self->iFilename = aFilename.AllocL();

    58     self->iType = aObserverType;

    59     CleanupStack::Pop( self );

    60     return self;

    61     }

    62 

    63 // -----------------------------------------------------------------------------

    64 // CAknsSrvInstallObserver::ConstructL

    65 //

    66 // (other items were commented in a header).

    67 // -----------------------------------------------------------------------------

    68 //

    69 void CAknsSrvFileObserver::ConstructL()

    70     {

    71     User::LeaveIfError(iFsSession.Connect());

    72     CActiveScheduler::Add(this);

    73     }

    74 

    75 // -----------------------------------------------------------------------------

    76 // CAknsSrvSkinInstallObserver::C++ Constructor

    77 //

    78 // (other items were commented in a header).

    79 // -----------------------------------------------------------------------------

    80 //

    81 CAknsSrvFileObserver::CAknsSrvFileObserver(MAknsSrvFileObserver* aObserver ) :

    82     CActive(CActive::EPriorityIdle)

    83     {

    84     iObserver = aObserver;

    85     iType = EAknsSrvNotDefined;

    86     }

    87 

    88 // -----------------------------------------------------------------------------

    89 // CAknsSrvSkinInstallObserver::C++ Desctructor

    90 //

    91 // (other items were commented in a header).

    92 // -----------------------------------------------------------------------------

    93 //

    94 CAknsSrvFileObserver::~CAknsSrvFileObserver()

    95     {

    96     Cancel();

    97     iFsSession.NotifyChangeCancel();

    98     iFsSession.Close();

    99     delete iFilename;

   100     iFilename = NULL;

   101     iObserver = NULL;

   102     }

   103 

   104 // -----------------------------------------------------------------------------

   105 // CAknsSrvSkinInstallObserver::IssueRequest

   106 //

   107 // (other items were commented in a header).

   108 // -----------------------------------------------------------------------------

   109 //

   110 void CAknsSrvFileObserver::IssueRequest()

   111     {

   112     if ( !IsActive() && iObserver )

   113         {

   114         if ( iFilename )

   115             {

   116             if ( iType == EAknsSrvFileObsSlidesetWallpaper )

   117                 {

   118                 iFsSession.NotifyChange( ENotifyWrite, iStatus, *iFilename );

   119                 }

   120             else

   121                 {

   122                 iFsSession.NotifyChange(ENotifyFile, iStatus, *iFilename);

   123                 }

   124             }

   125         else

   126             {

   127             iFsSession.NotifyChange( ENotifyDir, iStatus, KAknsSrvSkinRootPath );

   128             }

   129 

   130         SetActive();

   131         }

   132     }

   133 

   134 // -----------------------------------------------------------------------------

   135 // CAknsSrvInstallObserver::RunL

   136 //

   137 // (other items were commented in a header).

   138 // -----------------------------------------------------------------------------

   139 //

   140 void CAknsSrvFileObserver::RunL()

   141     {

   142     iFsSession.NotifyChangeCancel();

   143 

   144     // Nobody is listening, so better stop.

   145     if ( !iObserver )

   146         {

   147         return;

   148         }

   149 

   150     if (iFilename)

   151         {

   152         if (BaflUtils::FileExists(iFsSession, *iFilename))

   153             {

   154             if ( iType == EAknsSrvFileObsSlidesetWallpaper )

   155                 {

   156                 // Slideset file has changed.

   157                 iObserver->SlideSetModifiedL();

   158                 }

   159             IssueRequest();

   160             return;

   161             }

   162         else // the file has been deleted / renamed

   163             {

   164             iObserver->WallpaperLost();

   165             }

   166         }

   167     else

   168         {

   169         // Since system immediately notifies of changes, let's wait awhile so that all operations on

   170         // directory have finished.

   171         User::After( 1000000 );

   172         iObserver->NewSkinPackagesInstalled();

   173         IssueRequest();

   174         }

   175     }

   176 

   177 // -----------------------------------------------------------------------------

   178 // CAknsSrvInstallObserver::DoCancel

   179 //

   180 // (other items were commented in a header).

   181 // -----------------------------------------------------------------------------

   182 //

   183 void CAknsSrvFileObserver::DoCancel()

   184     {

   185     iFsSession.NotifyChangeCancel();

   186     }

   187 

   188 // End of File

   189