1 /*

     2 * Copyright (c) 2004-2005 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 the License "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 

    19 

    20 

    21 // INCLUDE FILES

    22 #include <e32base.h>

    23 #include "IptvDebug.h"

    24 #include "CIptvUtil.h"

    25 #include "CIptvEpgManagerUpdater.h"

    26 #include "MIptvEpgManagerUpdateObserver.h"

    27 #include "CIptvEpgManagerImpl.h"

    28 

    29 // CONSTANTS

    30 

    31 const TInt KIptvPluginPollDelay = 500000; // 0,5 seconds

    32 

    33 // ============================ MEMBER FUNCTIONS ===============================

    34 

    35 // ---------------------------------------------------------

    36 // CIptvEpgManagerUpdater::ConstructL

    37 // Symbian 2nd phase constructor can leave.

    38 // ---------------------------------------------------------

    39 //

    40 void CIptvEpgManagerUpdater::ConstructL()

    41     {       

    42     User::LeaveIfError(iTimer.CreateLocal());            

    43     }

    44 

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

    46 // CIptvEpgManagerUpdater::NewL

    47 // Two-phased constructor.

    48 // ---------------------------------------------------------

    49 //

    50 EXPORT_C CIptvEpgManagerUpdater* CIptvEpgManagerUpdater::NewL(MIptvEpgManagerUpdateObserver& aObserver)

    51     {

    52     CIptvEpgManagerUpdater* self = new(ELeave) CIptvEpgManagerUpdater(aObserver);

    53     CleanupStack::PushL(self);

    54 

    55     self->ConstructL();

    56 

    57     CleanupStack::Pop(self);

    58     return self;

    59     }

    60 

    61 // ---------------------------------------------------------

    62 // CIptvEpgManagerUpdater::~CIptvEpgManagerUpdater

    63 // Destructor

    64 // -----------------------------------------------------------------------------

    65 //

    66 CIptvEpgManagerUpdater::~CIptvEpgManagerUpdater()

    67     {

    68     Cancel();    

    69     iTimer.Close();

    70     }

    71 

    72 // ---------------------------------------------------------

    73 // CIptvEpgManagerUpdater::CIptvEpgManagerUpdater

    74 // C++ default constructor

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

    76 //

    77 CIptvEpgManagerUpdater::CIptvEpgManagerUpdater(MIptvEpgManagerUpdateObserver& aObserver) : CActive( EPriorityStandard ), 

    78     iObserver( aObserver )    

    79     {

    80     CActiveScheduler::Add(this);

    81     }

    82 

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

    84 // CIptvEpgManagerUpdater::DoCancel

    85 // 

    86 // ---------------------------------------------------------

    87 //

    88 void CIptvEpgManagerUpdater::DoCancel()

    89     {

    90     iTimer.Cancel();

    91     }

    92 

    93 // ---------------------------------------------------------

    94 // CIptvEpgManagerUpdater::RunL

    95 // 

    96 // ---------------------------------------------------------

    97 //

    98 void CIptvEpgManagerUpdater::RunL()

    99     {

   100     IPTVLOGSTRING_LOW_LEVEL("CIptvEpgManagerUpdater::RunL");

   101 

   102     if (!IsActive())

   103         {

   104         iTimer.After(iStatus, KIptvPluginPollDelay);

   105         SetActive();               

   106         }

   107 

   108     iObserver.CheckIsPluginRunning();

   109     }

   110 

   111 // ---------------------------------------------------------

   112 // CIptvEpgManagerUpdater::Start

   113 // 

   114 // ---------------------------------------------------------

   115 //

   116 void CIptvEpgManagerUpdater::Start()

   117     {

   118     IPTVLOGSTRING_LOW_LEVEL("CIptvEpgManagerUpdater::Start");

   119 

   120     if (!IsActive())

   121         {

   122         iTimer.After(iStatus, KIptvPluginPollDelay);

   123         SetActive(); 

   124         }    

   125     }

   126 

   127 // ---------------------------------------------------------

   128 // CIptvEpgManagerUpdater::Stop

   129 // 

   130 // ---------------------------------------------------------

   131 //

   132 void CIptvEpgManagerUpdater::Stop()

   133     {

   134     IPTVLOGSTRING_LOW_LEVEL("CIptvEpgManagerUpdater::Stop");

   135 

   136     iTimer.Cancel();

   137     Cancel();                  

   138     }