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:  

    15 *

    16 */

    17 

    18 

    19 #include "ncdnodeseenimpl.h"

    20 #include "catalogsdebug.h"

    21 #include "ncdnodefunctionids.h"

    22 #include "catalogsbasemessage.h"

    23 #include "ncdnodeimpl.h"

    24 #include "ncdnodelink.h"

    25 

    26 CNcdNodeSeen* CNcdNodeSeen::NewL( CNcdNodeSeenInfo& aSeenInfo, CNcdNode& aNode )

    27     {

    28     CNcdNodeSeen* self = NewLC( aSeenInfo, aNode );

    29     CleanupStack::Pop( self );

    30     return self;

    31     }

    32 

    33 

    34 CNcdNodeSeen* CNcdNodeSeen::NewLC( CNcdNodeSeenInfo& aSeenInfo, CNcdNode& aNode )

    35     {

    36     CNcdNodeSeen* self = new ( ELeave ) CNcdNodeSeen( aSeenInfo, aNode );

    37     CleanupClosePushL( *self );

    38     self->ConstructL();

    39     return self;

    40     }

    41 

    42 CNcdNodeSeen::CNcdNodeSeen( CNcdNodeSeenInfo& aSeenInfo, CNcdNode& aNode ) :

    43     iSeenInfo( aSeenInfo ),

    44     iOwnerNode( aNode )

    45     {	

    46     }    

    47 

    48 void CNcdNodeSeen::ConstructL()

    49     {

    50     }    

    51 

    52 CNcdNodeSeen::~CNcdNodeSeen()

    53     {

    54     DLTRACEIN((""));

    55     }

    56 

    57     

    58 TBool CNcdNodeSeen::IsSeenL()

    59     {

    60     DLTRACEIN((""));

    61     return iSeenInfo.IsSeenL( iOwnerNode.Identifier() );

    62     }

    63     

    64 

    65 void CNcdNodeSeen::SetSeenL()

    66     {

    67     DLTRACEIN((""));

    68     iSeenInfo.SetSeenL( iOwnerNode.Identifier() );

    69     }

    70 

    71 void CNcdNodeSeen::ReceiveMessage(

    72     MCatalogsBaseMessage* aMessage,

    73     TInt aFunctionNumber )

    74     {

    75     DLTRACEIN((""))

    76     

    77     DASSERT( aMessage );

    78                 

    79     TInt trapError( KErrNone );

    80     

    81     switch( aFunctionNumber )

    82         {

    83         case NcdNodeFunctionIds::ENcdInternalize:

    84             TRAP( trapError, InternalizeRequestL( *aMessage ) );

    85             break;

    86             

    87         case NcdNodeFunctionIds::ENcdNodeSeenSetSeen:

    88             TRAP( trapError, SetSeenRequestL( *aMessage ) );

    89             break;

    90 

    91         case NcdNodeFunctionIds::ENcdRelease:

    92             ReleaseRequest( *aMessage );

    93             break;

    94             

    95         default:

    96             DLERROR(("Unidentified function request"));

    97             DASSERT( EFalse );

    98             break;

    99         }

   100        

   101     if ( trapError != KErrNone )

   102         {

   103         // Because something went wrong the complete has not been

   104         // yet called for the message.

   105         // So, inform the client about the error.

   106         aMessage->CompleteAndRelease( trapError );

   107         }

   108     }

   109     

   110     

   111 void CNcdNodeSeen::CounterPartLost( const MCatalogsSession& /*aSession*/ )

   112     {

   113     DLTRACEIN((""));

   114     }

   115     

   116 

   117 void CNcdNodeSeen::InternalizeRequestL( MCatalogsBaseMessage& aMessage )

   118     {

   119     DLTRACEIN((""));

   120     TBool seen = IsSeenL();

   121     aMessage.CompleteAndReleaseL( seen, KErrNone );

   122     }

   123     

   124 

   125 void CNcdNodeSeen::SetSeenRequestL( MCatalogsBaseMessage& aMessage )

   126     {

   127     DLTRACEIN((""));

   128     SetSeenL();

   129     aMessage.CompleteAndRelease( KErrNone );

   130     }

   131 

   132 

   133 void CNcdNodeSeen::ReleaseRequest( MCatalogsBaseMessage& aMessage ) const

   134     {

   135     DLTRACEIN((""));

   136 

   137     // Decrease the reference count for this object.

   138     // When the reference count reaches zero, this object will be destroyed

   139     // and removed from the session.

   140     MCatalogsSession& requestSession( aMessage.Session() );

   141     TInt handle( aMessage.Handle() );

   142     aMessage.CompleteAndRelease( KErrNone );

   143     requestSession.RemoveObject( handle );

   144                 

   145     DLTRACEOUT((""));

   146     }