imagehandlingutilities/thumbnailmanager/thumbagdaemon/src/thumbagvideoobserver.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 19 Aug 2010 10:13:51 +0300
branchRCL_3
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permissions -rw-r--r--
Revision: 201031 Kit: 201033
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/*
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* Copyright (c) 2006-2007 Nokia Corporation and/or its subsidiary(-ies). 
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:  Thumbnail Auto Generate Daemon 
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*
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*/
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#include <e32svr.h>
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#include <centralrepository.h>
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#include <mdesession.h>
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#include <mdeconstants.h>
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#include <mdequery.h>
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#include <mdeobject.h>
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#include "thumbagvideoobserver.h"
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#include "thumbnaillog.h"
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#include "thumbnailmanagerconstants.h"
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#include "thumbnailmanagerprivatecrkeys.h"
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// ---------------------------------------------------------------------------
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// NewLC
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// ---------------------------------------------------------------------------
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//
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CThumbAGVideoObserver* CThumbAGVideoObserver::NewLC(CThumbAGProcessor* aProcessor)
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    {
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    TN_DEBUG1( "CThumbAGVideoObserver::NewLC() - begin" );
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	CThumbAGVideoObserver* self = new (ELeave) CThumbAGVideoObserver(aProcessor);
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	CleanupStack::PushL( self );
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	self->ConstructL();
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	return self;
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	}
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// ---------------------------------------------------------------------------
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// NewL
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// ---------------------------------------------------------------------------
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//
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CThumbAGVideoObserver* CThumbAGVideoObserver::NewL(CThumbAGProcessor* aProcessor)
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	{
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	TN_DEBUG1( "CThumbAGVideoObserver::NewL() - begin" );
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	CThumbAGVideoObserver* self = CThumbAGVideoObserver::NewLC(aProcessor);
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	CleanupStack::Pop( self );
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	return self;
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	}
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// ---------------------------------------------------------------------------
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// CThumbAGVideoObserver
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// ---------------------------------------------------------------------------
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//
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CThumbAGVideoObserver::CThumbAGVideoObserver(CThumbAGProcessor* aProcessor)
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 	: iShutdownObserver(NULL), iMDSShutdownObserver(NULL), iMdESession(NULL), iProcessor(aProcessor)
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 	{
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 	// No implementation required
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 	}
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// ---------------------------------------------------------------------------
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// ConstructL
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// ---------------------------------------------------------------------------
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//
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void CThumbAGVideoObserver::ConstructL()
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	{
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	TN_DEBUG1( "CThumbAGVideoObserver::ConstructL() - begin" );
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#ifdef _DEBUG
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    iAddCounter = 0;
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    iModCounter = 0;
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#endif
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    InitializeL();
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	TN_DEBUG1( "CThumbAGVideoObserver::ConstructL() - end" );
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	}
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// ---------------------------------------------------------------------------
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// ~CThumbAGVideoObserver
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// ---------------------------------------------------------------------------
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//
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void CThumbAGVideoObserver::InitializeL()
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    {
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    TN_DEBUG1( "CThumbAGVideoObserver::InitializeL() - begin" );
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        TN_DEBUG1( "CThumbAGVideoObserver::InitializeL() - create observers" );
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        // create shutdown observer
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        if(iMDSShutdownObserver)
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            {
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            delete iMDSShutdownObserver;
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            iMDSShutdownObserver = NULL;
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            }     
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        iMDSShutdownObserver = CTMShutdownObserver::NewL( *this, KMdSPSShutdown, KMdSShutdown, EFalse );
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        if(iShutdownObserver)
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            {
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            delete iShutdownObserver;
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            iShutdownObserver = NULL;
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            }
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        iShutdownObserver = CTMShutdownObserver::NewL( *this, KTAGDPSNotification, KShutdown, ETrue );  
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        iShutdown = EFalse;
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        // MDS session reconnect timer
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diff changeset
   116
        if (!iReconnect)
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parents:
diff changeset
   117
            {
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   118
            iReconnect = CPeriodic::NewL(CActive::EPriorityIdle);
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parents:
diff changeset
   119
            }
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parents:
diff changeset
   120
        
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parents:
diff changeset
   121
        TN_DEBUG1( "CThumbAGVideoObserver::InitializeL() - connect to MDS" );
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parents:
diff changeset
   122
        
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parents:
diff changeset
   123
        if(iMdESession)
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parents:
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   124
            {
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parents:
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   125
            TRAP_IGNORE( iMdESession->RemoveObjectObserverL( *this ) );
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parents:
diff changeset
   126
            TRAP_IGNORE( iMdESession->RemoveObjectObserverL( *this ) );
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parents:
diff changeset
   127
        
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   128
            // connect to MDS
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parents:
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   129
            delete iMdESession;
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parents:
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   130
            iMdESession = NULL;
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   131
            }
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parents:
diff changeset
   132
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parents:
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   133
        iMdESession = CMdESession::NewL( *this );
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   134
        iSessionError = EFalse;
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parents:
diff changeset
   135
      
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parents:
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   136
        TN_DEBUG1( "CThumbAGVideoObserver::InitializeL() - end" );
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parents:
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   137
    }
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parents:
diff changeset
   138
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parents:
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   139
// ---------------------------------------------------------------------------
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   140
// ~CThumbAGVideoObserver
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   141
// ---------------------------------------------------------------------------
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   142
//
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parents:
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   143
CThumbAGVideoObserver::~CThumbAGVideoObserver()
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parents:
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   144
    {
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parents:
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   145
    TN_DEBUG1( "CThumbAGVideoObserver::~CThumbAGVideoObserver() - begin" );
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parents:
diff changeset
   146
    
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parents:
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   147
    iShutdown = ETrue;    
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parents:
diff changeset
   148
    
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   149
    delete iMDSShutdownObserver;
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parents:
diff changeset
   150
    delete iShutdownObserver;
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parents:
diff changeset
   151
    
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parents:
diff changeset
   152
    if(iReconnect)
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parents:
diff changeset
   153
        {
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parents:
diff changeset
   154
        iReconnect->Cancel();
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parents:
diff changeset
   155
        delete iReconnect;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   156
        iReconnect = NULL;
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parents:
diff changeset
   157
        }
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parents:
diff changeset
   158
    
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   159
    if (iMdESession)
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parents:
diff changeset
   160
        {
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parents:
diff changeset
   161
        // 2 observers
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parents:
diff changeset
   162
        TRAP_IGNORE( iMdESession->RemoveObjectObserverL( *this ) );
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parents:
diff changeset
   163
        TRAP_IGNORE( iMdESession->RemoveObjectObserverL( *this ) );
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parents:
diff changeset
   164
                
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parents:
diff changeset
   165
        delete iMdESession;
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parents:
diff changeset
   166
        iMdESession = NULL;
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parents:
diff changeset
   167
        }
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parents:
diff changeset
   168
    
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parents:
diff changeset
   169
    TN_DEBUG1( "CThumbAGVideoObserver::~CThumbAGVideoObserver() - end" );
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parents:
diff changeset
   170
    }
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parents:
diff changeset
   171
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parents:
diff changeset
   172
// -----------------------------------------------------------------------------
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parents:
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   173
// CThumbAGVideoObserver::HandleSessionOpened
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parents:
diff changeset
   174
// -----------------------------------------------------------------------------
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parents:
diff changeset
   175
//
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parents:
diff changeset
   176
void CThumbAGVideoObserver::HandleSessionOpened( CMdESession& /* aSession */, TInt aError )
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parents:
diff changeset
   177
    {
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parents:
diff changeset
   178
    TN_DEBUG1( "CThumbAGVideoObserver::HandleSessionOpened");
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   179
    
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parents:
diff changeset
   180
    if (aError == KErrNone)
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parents:
diff changeset
   181
        {
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parents:
diff changeset
   182
        TRAPD( err, AddObserversL() );
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   183
        if (err != KErrNone)
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   184
            {
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parents:
diff changeset
   185
            TN_DEBUG2( "CThumbAGVideoObserver::HandleSessionOpened, AddObserversL error == %d", err );
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   186
            }
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   187
        }
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   188
    else
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   189
        {
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   190
        TN_DEBUG2( "CThumbAGVideoObserver::HandleSessionOpened error == %d", aError );
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   191
        }
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   192
    }
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   193
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   194
// -----------------------------------------------------------------------------
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parents:
diff changeset
   195
// CThumbAGVideoObserver::HandleSessionError
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parents:
diff changeset
   196
// -----------------------------------------------------------------------------
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parents:
diff changeset
   197
//
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   198
void CThumbAGVideoObserver::HandleSessionError( CMdESession& /*aSession*/, TInt aError )
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   199
    {
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   200
    TN_DEBUG2( "CThumbAGVideoObserver::HandleSessionError == %d", aError );
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   201
    if (aError != KErrNone && !iSessionError)
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   202
        {
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   203
        iSessionError = ETrue;
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   204
    
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   205
        if (!iShutdown)
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   206
            {
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   207
            if (!iReconnect->IsActive())
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   208
                {
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   209
                iReconnect->Start( KMdEReconnect, KMdEReconnect, 
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   210
                                   TCallBack(ReconnectCallBack, this));
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   211
                
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   212
                TN_DEBUG1( "CThumbAGVideoObserver::HandleSessionError() - reconnect timer started" );
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   213
                }
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   214
            }
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   215
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   216
        }   
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   217
    }
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   218
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   219
// -----------------------------------------------------------------------------
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   220
// CThumbAGVideoObserver::HandleObjectNotification
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   221
// -----------------------------------------------------------------------------
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   222
//
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   223
void CThumbAGVideoObserver::HandleObjectNotification( CMdESession& /*aSession*/, 
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   224
                                               TObserverNotificationType aType,
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   225
                                               const RArray<TItemId>& aObjectIdArray )
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   226
    {
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   227
    TN_DEBUG1( "CThumbAGVideoObserver::HandleObjectNotification() - begin" );
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   228
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   229
    // no processor or shutting down
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parents:
diff changeset
   230
    if ( iShutdown || !iProcessor)
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   231
        {
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        return;
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        }
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#ifdef _DEBUG
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    if (aType == ENotifyAdd)
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        {
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        TN_DEBUG2( "CThumbAGVideoObserver::HandleObjectNotification() - ENotifyAdd %d", aObjectIdArray.Count() );
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        iAddCounter = aObjectIdArray.Count();
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        }
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    else if (aType == ENotifyModify)
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        {
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        TN_DEBUG2( "CThumbAGVideoObserver::HandleObjectNotification() - ENotifyModify %d", aObjectIdArray.Count() );
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        iModCounter = aObjectIdArray.Count();
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        }
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#endif
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    if ( (aType == ENotifyAdd || aType == ENotifyModify ) && (aObjectIdArray.Count() > 0) )
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        {
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        TN_DEBUG1( "CThumbAGVideoObserver::HandleObjectNotification() - AddToQueueL" );
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        // Add event to processing queue by type and enable force run        
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        RPointerArray<HBufC> dummyArray;
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        TRAPD(err, iProcessor->AddToQueueL(aType, EGenerationItemTypeVideo, aObjectIdArray, dummyArray, EFalse));
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        if (err != KErrNone)
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            {
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            TN_DEBUG1( "CThumbAGVideoObserver::HandleObjectNotification() - error adding to queue" );
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            }
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        }
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    else
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        {
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        TN_DEBUG1( "CThumbAGVideoObserver::HandleObjectNotification() - bad notification" );
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        }
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#ifdef _DEBUG
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    TN_DEBUG3( "CThumbAGVideoObserver::IN-COUNTERS---------- Add = %d Modify = %d", iAddCounter, iModCounter );
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    iModCounter = 0;
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    iAddCounter = 0;
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#endif
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    TN_DEBUG1( "CThumbAGVideoObserver::HandleObjectNotification() - end" );
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    }
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// -----------------------------------------------------------------------------
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// CThumbAGVideoObserver::ShutdownNotification
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// -----------------------------------------------------------------------------
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//
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void CThumbAGVideoObserver::ShutdownNotification()
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    {
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    TN_DEBUG1( "CThumbAGVideoObserver::ShutdownNotification()" );
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    if (!iShutdown)
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        {
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        TN_DEBUG1( "CThumbAGVideoObserver::ShutdownNotification() shutdown" );
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        iShutdown = ETrue;
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        }
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    }
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// ---------------------------------------------------------------------------
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// CThumbAGVideoObserver::AddObserversL
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// ---------------------------------------------------------------------------
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//
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void CThumbAGVideoObserver::AddObserversL()
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    {
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    TN_DEBUG1( "CThumbAGVideoObserver::AddObserversL() - begin" );
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    CMdENamespaceDef& defaultNamespace = iMdESession->GetDefaultNamespaceDefL();
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    CMdEObjectDef& objectDef = defaultNamespace.GetObjectDefL( MdeConstants::Object::KBaseObject );
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    CMdEPropertyDef& originPropDef = objectDef.GetPropertyDefL( MdeConstants::Object::KOriginProperty );
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    CMdEObjectDef& videoDef = defaultNamespace.GetObjectDefL( MdeConstants::Video::KVideoObject );
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    // set observing conditions
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    CMdELogicCondition* addCondition = CMdELogicCondition::NewLC( ELogicConditionOperatorAnd );
20
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diff changeset
   304
	
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	CMdEObjectCondition& addObjectCondition =  addCondition->AddObjectConditionL( videoDef );
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	CleanupStack::PushL( &addObjectCondition );
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   307
	
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	CMdEPropertyCondition& addPropertyCondition  = addCondition->AddPropertyConditionL( originPropDef, TMdEUintNotEqual(MdeConstants::Object::ECamera));
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	CleanupStack::PushL( &addPropertyCondition );
19
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    CMdELogicCondition* modifyCondition = CMdELogicCondition::NewLC( ELogicConditionOperatorAnd );
20
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	CMdEObjectCondition& modifyObjectCondition =  modifyCondition->AddObjectConditionL( videoDef );
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	CleanupStack::PushL( &modifyObjectCondition );
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diff changeset
   314
	
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	CMdEPropertyCondition& modifyPropertyCondition =  modifyCondition->AddPropertyConditionL( originPropDef, TMdEUintNotEqual(MdeConstants::Object::ECamera));
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	CleanupStack::PushL( &modifyPropertyCondition );
19
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    // add observer
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    iMdESession->AddObjectObserverL( *this, addCondition, ENotifyAdd ); 
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   320
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    // modify observer
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    iMdESession->AddObjectObserverL( *this, modifyCondition, ENotifyModify );
20
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   323
	
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	CleanupStack::Pop( 6, addCondition );
19
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    TN_DEBUG1( "CThumbAGVideoObserver::AddObserversL() - end" );
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    }
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// ---------------------------------------------------------------------------
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// CThumbAGVideoObserver::ReconnectCallBack()
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// ---------------------------------------------------------------------------
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//
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TInt CThumbAGVideoObserver::ReconnectCallBack(TAny* aAny)
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   334
    {
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    TN_DEBUG1( "CThumbAGVideoObserver::ReconnectCallBack() - reinitialize");
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   336
    
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    CThumbAGVideoObserver* self = static_cast<CThumbAGVideoObserver*>( aAny );
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   338
    
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    self->iReconnect->Cancel();
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   340
    
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    // reconnect to MDS
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    TRAP_IGNORE( self->InitializeL() );
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    TN_DEBUG1( "CThumbAGVideoObserver::ReconnectCallBack() - done");
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    return KErrNone;
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    }
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parents:
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   349
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parents:
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   350
// End of file