taskswitcher/contextengine/tsfswpreviewprovider/src/tspreviewprovider.cpp
changeset 4 4d54b72983ae
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3:fb3763350a08 4:4d54b72983ae
       
     1 /*
       
     2 * Copyright (c) 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:  Preview provider API
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 #include "tspreviewprovider.h"
       
    20 #include "previewproviderlogging.h"
       
    21 #include "tspreviewproviderclient.h"
       
    22 
       
    23 // --------------------------------------------------------------------------
       
    24 // CTsFastSwapPreviewProvider::NewL
       
    25 // --------------------------------------------------------------------------
       
    26 //
       
    27 EXPORT_C CTsFastSwapPreviewProvider* CTsFastSwapPreviewProvider::NewL(
       
    28         MTsFastSwapPreviewObserver& aObs)
       
    29     {
       
    30     CTsFastSwapPreviewProvider* p = new (ELeave) CTsFastSwapPreviewProvider();
       
    31     CleanupStack::PushL( p );
       
    32     p->ConstructL( aObs );
       
    33     CleanupStack::Pop( p );
       
    34     return p;
       
    35     }
       
    36 
       
    37 // --------------------------------------------------------------------------
       
    38 // CTsFastSwapPreviewProvider::~CTsFastSwapPreviewProvider
       
    39 // --------------------------------------------------------------------------
       
    40 //    
       
    41 EXPORT_C CTsFastSwapPreviewProvider::~CTsFastSwapPreviewProvider()
       
    42     {
       
    43     if ( iClient )
       
    44         {
       
    45         iClient->Destroy();
       
    46         }
       
    47     delete iClient;
       
    48     }
       
    49 
       
    50 // --------------------------------------------------------------------------
       
    51 // CTsFastSwapPreviewProvider::Register
       
    52 // --------------------------------------------------------------------------
       
    53 //    
       
    54 EXPORT_C TInt CTsFastSwapPreviewProvider::Register( TInt aWgId )
       
    55     {
       
    56     iClient->Register( aWgId );
       
    57     return KErrNone;
       
    58     }
       
    59 
       
    60 // --------------------------------------------------------------------------
       
    61 // CTsFastSwapPreviewProvider::Unregister
       
    62 // --------------------------------------------------------------------------
       
    63 //    
       
    64 EXPORT_C TInt CTsFastSwapPreviewProvider::Unregister( TInt aWgId )    
       
    65     {
       
    66     iClient->Unregister( aWgId );
       
    67     return KErrNone;
       
    68     }
       
    69 
       
    70 // --------------------------------------------------------------------------
       
    71 // CTsFastSwapPreviewProvider::ChangeScreen
       
    72 // --------------------------------------------------------------------------
       
    73 //    
       
    74 EXPORT_C TInt CTsFastSwapPreviewProvider::ChangeScreen( TInt aScreenId )
       
    75     {
       
    76     iClient->ChangeScreen( aScreenId );
       
    77     return KErrNone;
       
    78     }    
       
    79 
       
    80 // --------------------------------------------------------------------------
       
    81 // CTsFastSwapPreviewProvider::SetPreviewParam
       
    82 // --------------------------------------------------------------------------
       
    83 //
       
    84 EXPORT_C TInt CTsFastSwapPreviewProvider::SetPreviewParam(const TSize& aSize,
       
    85         TDisplayMode aMode)
       
    86     {
       
    87     TSLOG_CONTEXT( SetPreviewParam, TSLOG_LOCAL );
       
    88     TSLOG_IN();
       
    89     
       
    90     TInt error( KErrNone );
       
    91     
       
    92     if ( aMode == ENone || aMode == EColor64K )
       
    93         {
       
    94         iClient->SetPreviewParam( aSize, aMode );        
       
    95         }
       
    96     else
       
    97         {
       
    98         error = KErrNotSupported;
       
    99         }
       
   100    
       
   101     TSLOG_OUT();
       
   102     return error;
       
   103     }
       
   104 
       
   105 // --------------------------------------------------------------------------
       
   106 // CTsFastSwapPreviewProvider::TakePreview
       
   107 // --------------------------------------------------------------------------
       
   108 //    
       
   109 EXPORT_C TInt CTsFastSwapPreviewProvider::TakePreview()
       
   110     {
       
   111     // Reset timer for screensaver (dismiss screensaver)
       
   112     User::ResetInactivityTime(); 
       
   113            
       
   114     iClient->TakePreview();
       
   115     return KErrNone;
       
   116     }
       
   117 
       
   118 // --------------------------------------------------------------------------
       
   119 // CTsFastSwapPreviewProvider::AckPreview
       
   120 // --------------------------------------------------------------------------
       
   121 //
       
   122 EXPORT_C void CTsFastSwapPreviewProvider::AckPreview( TInt aPreviewId )
       
   123     {
       
   124     iClient->AckPreview( aPreviewId );
       
   125     }
       
   126 
       
   127 // --------------------------------------------------------------------------
       
   128 // CTsFastSwapPreviewProvider::CTsFastSwapPreviewProvider
       
   129 // --------------------------------------------------------------------------
       
   130 //    
       
   131 CTsFastSwapPreviewProvider::CTsFastSwapPreviewProvider()
       
   132     {
       
   133     }
       
   134 
       
   135 // --------------------------------------------------------------------------
       
   136 // CTsFastSwapPreviewProvider::ConstructL
       
   137 // --------------------------------------------------------------------------
       
   138 //    
       
   139 void CTsFastSwapPreviewProvider::ConstructL( MTsFastSwapPreviewObserver& aObs )
       
   140     {
       
   141     TSLOG_CONTEXT( ConstructL, TSLOG_LOCAL );
       
   142     TSLOG_IN();
       
   143     
       
   144     iClient = new ( ELeave ) CTsFastSwapPreviewProviderClient( aObs );
       
   145     iClient->ConstructL();
       
   146     
       
   147     TSLOG_OUT();
       
   148     }
       
   149 
       
   150 // End of file
       
   151