imagehandlingutilities/thumbnailmanager/thumbagdaemon/src/thumbagcameraobserver.cpp
author Pat Downey <patd@symbian.org>
Wed, 01 Sep 2010 12:20:35 +0100
branchRCL_3
changeset 41 9d4d3445ce6e
parent 40 6257223ede8a
child 50 60bb012f1157
permissions -rw-r--r--
Revert incorrect RCL_3 drop: Revision: 201033 Kit: 201035
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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 "thumbagcameraobserver.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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CThumbAGCameraObserver* CThumbAGCameraObserver::NewLC(CThumbAGProcessor* aProcessor)
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    {
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    TN_DEBUG1( "CThumbAGCameraObserver::NewLC() - begin" );
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	CThumbAGCameraObserver* self = new (ELeave) CThumbAGCameraObserver(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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CThumbAGCameraObserver* CThumbAGCameraObserver::NewL(CThumbAGProcessor* aProcessor)
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	{
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	TN_DEBUG1( "CThumbAGCameraObserver::NewL() - begin" );
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	CThumbAGCameraObserver* self = CThumbAGCameraObserver::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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// CThumbAGCameraObserver
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// ---------------------------------------------------------------------------
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//
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CThumbAGCameraObserver::CThumbAGCameraObserver(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 CThumbAGCameraObserver::ConstructL()
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	{
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	TN_DEBUG1( "CThumbAGCameraObserver::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( "CThumbAGCameraObserver::ConstructL() - end" );
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	}
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// ---------------------------------------------------------------------------
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// ~CThumbAGCameraObserver
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// ---------------------------------------------------------------------------
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//
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void CThumbAGCameraObserver::InitializeL()
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    {
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    TN_DEBUG1( "CThumbAGCameraObserver::InitializeL() - begin" );
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        TN_DEBUG1( "CThumbAGCameraObserver::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:
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   117
            {
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   118
            iReconnect = CPeriodic::NewL(CActive::EPriorityIdle);
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   119
            }
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parents:
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   120
        
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   121
        TN_DEBUG1( "CThumbAGCameraObserver::InitializeL() - connect to MDS" );
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parents:
diff changeset
   122
        
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parents:
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   123
        if(iMdESession)
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parents:
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   124
            {
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   125
            TRAP_IGNORE( iMdESession->RemoveObjectObserverL( *this ) );
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parents:
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   126
            TRAP_IGNORE( iMdESession->RemoveObjectObserverL( *this ) );
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parents:
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   127
        
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   128
            // connect to MDS
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   129
            delete iMdESession;
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   130
            iMdESession = NULL;
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   131
            }
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parents:
diff changeset
   132
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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( "CThumbAGCameraObserver::InitializeL() - end" );
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   137
    }
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parents:
diff changeset
   138
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   139
// ---------------------------------------------------------------------------
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// ~CThumbAGCameraObserver
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   141
// ---------------------------------------------------------------------------
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   142
//
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   143
CThumbAGCameraObserver::~CThumbAGCameraObserver()
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parents:
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   144
    {
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   145
    TN_DEBUG1( "CThumbAGCameraObserver::~CThumbAGCameraObserver() - begin" );
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parents:
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   146
    
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   147
    iShutdown = ETrue;    
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parents:
diff changeset
   148
    
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parents:
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   149
    delete iMDSShutdownObserver;
38
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parents: 37
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   150
    iMDSShutdownObserver = NULL;
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parents: 37
diff changeset
   151
    
37
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   152
    delete iShutdownObserver;
38
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parents: 37
diff changeset
   153
    iShutdownObserver = NULL;
37
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parents:
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   154
    
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parents:
diff changeset
   155
    if(iReconnect)
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parents:
diff changeset
   156
        {
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parents:
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   157
        iReconnect->Cancel();
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parents:
diff changeset
   158
        delete iReconnect;
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parents:
diff changeset
   159
        iReconnect = NULL;
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parents:
diff changeset
   160
        }
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parents:
diff changeset
   161
    
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parents:
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   162
    if (iMdESession)
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parents:
diff changeset
   163
        {
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parents:
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   164
        // 2 observers
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parents:
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   165
        TRAP_IGNORE( iMdESession->RemoveObjectObserverL( *this ) );
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parents:
diff changeset
   166
        TRAP_IGNORE( iMdESession->RemoveObjectObserverL( *this ) );
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   167
                
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parents:
diff changeset
   168
        delete iMdESession;
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parents:
diff changeset
   169
        iMdESession = NULL;
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parents:
diff changeset
   170
        }
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parents:
diff changeset
   171
    
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parents:
diff changeset
   172
    TN_DEBUG1( "CThumbAGCameraObserver::~CThumbAGCameraObserver() - end" );
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parents:
diff changeset
   173
    }
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parents:
diff changeset
   174
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parents:
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   175
// -----------------------------------------------------------------------------
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parents:
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   176
// CThumbAGCameraObserver::HandleSessionOpened
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parents:
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   177
// -----------------------------------------------------------------------------
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parents:
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   178
//
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parents:
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   179
void CThumbAGCameraObserver::HandleSessionOpened( CMdESession& /* aSession */, TInt aError )
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parents:
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   180
    {
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parents:
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   181
    TN_DEBUG1( "CThumbAGCameraObserver::HandleSessionOpened");
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parents:
diff changeset
   182
    
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parents:
diff changeset
   183
    if (aError == KErrNone)
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parents:
diff changeset
   184
        {
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parents:
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   185
        TRAPD( err, AddObserversL() );
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   186
        if (err != KErrNone)
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   187
            {
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   188
            TN_DEBUG2( "CThumbAGCameraObserver::HandleSessionOpened, AddObserversL error == %d", err );
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   189
            }
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   190
        }
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   191
    else
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   192
        {
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   193
        TN_DEBUG2( "CThumbAGCameraObserver::HandleSessionOpened error == %d", aError );
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   194
        }
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   195
    }
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   196
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   197
// -----------------------------------------------------------------------------
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parents:
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   198
// CThumbAGCameraObserver::HandleSessionError
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parents:
diff changeset
   199
// -----------------------------------------------------------------------------
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parents:
diff changeset
   200
//
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   201
void CThumbAGCameraObserver::HandleSessionError( CMdESession& /*aSession*/, TInt aError )
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   202
    {
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   203
    TN_DEBUG2( "CThumbAGCameraObserver::HandleSessionError == %d", aError );
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   204
    if (aError != KErrNone && !iSessionError)
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   205
        {
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parents:
diff changeset
   206
        iSessionError = ETrue;
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   207
    
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   208
        if (!iShutdown)
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   209
            {
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parents:
diff changeset
   210
            if (!iReconnect->IsActive())
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   211
                {
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   212
                iReconnect->Start( KMdEReconnect, KMdEReconnect, 
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   213
                                   TCallBack(ReconnectCallBack, this));
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   214
                
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   215
                TN_DEBUG1( "CThumbAGCameraObserver::HandleSessionError() - reconnect timer started" );
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
    }
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   221
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   222
// -----------------------------------------------------------------------------
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   223
// CThumbAGCameraObserver::HandleObjectNotification
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   224
// -----------------------------------------------------------------------------
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   225
//
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   226
void CThumbAGCameraObserver::HandleObjectNotification( CMdESession& /*aSession*/, 
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   227
                                               TObserverNotificationType aType,
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parents:
diff changeset
   228
                                               const RArray<TItemId>& aObjectIdArray )
f759b6186ab5 Revision: 201025
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   229
    {
f759b6186ab5 Revision: 201025
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parents:
diff changeset
   230
    TN_DEBUG1( "CThumbAGCameraObserver::HandleObjectNotification() - begin" );
f759b6186ab5 Revision: 201025
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parents:
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   231
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    // no processor or shutting down
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   233
    if ( iShutdown || !iProcessor)
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parents:
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        {
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   235
        return;
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        }
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#ifdef _DEBUG
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   239
    if (aType == ENotifyAdd)
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        {
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   241
        TN_DEBUG2( "CThumbAGCameraObserver::HandleObjectNotification() - ENotifyAdd %d", aObjectIdArray.Count() );
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        iAddCounter = aObjectIdArray.Count();
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   243
        }
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   244
    else if (aType == ENotifyModify)
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   245
        {
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   246
        TN_DEBUG2( "CThumbAGCameraObserver::HandleObjectNotification() - ENotifyModify %d", aObjectIdArray.Count() );
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   247
        iModCounter = aObjectIdArray.Count();
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   248
        }
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   249
#endif
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   251
    if ( (aType == ENotifyAdd || aType == ENotifyModify ) && (aObjectIdArray.Count() > 0) )
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        {
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   253
        TN_DEBUG1( "CThumbAGCameraObserver::HandleObjectNotification() - AddToQueueL" );
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parents:
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   254
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        // Add event to processing queue by type and enable force run        
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parents:
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   256
        RPointerArray<HBufC> dummyArray;
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        TRAPD(err, iProcessor->AddToQueueL(aType, EGenerationItemTypeCamera, aObjectIdArray, dummyArray, EFalse));
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   258
        if (err != KErrNone)
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parents:
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   259
            {
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   260
            TN_DEBUG1( "CThumbAGCameraObserver::HandleObjectNotification() - error adding to queue" );
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parents:
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   261
            }
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   262
        }
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parents:
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   263
    else
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parents:
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   264
        {
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   265
        TN_DEBUG1( "CThumbAGCameraObserver::HandleObjectNotification() - bad notification" );
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parents:
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   266
        }
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parents:
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   267
    
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   268
#ifdef _DEBUG
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   269
    TN_DEBUG3( "CThumbAGCameraObserver::IN-COUNTERS---------- Add = %d Modify = %d", iAddCounter, iModCounter );
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   270
    iModCounter = 0;
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    iAddCounter = 0;
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#endif
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   273
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    TN_DEBUG1( "CThumbAGCameraObserver::HandleObjectNotification() - end" );
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   275
    }
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parents:
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   276
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// -----------------------------------------------------------------------------
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   278
// CThumbAGCameraObserver::ShutdownNotification
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// -----------------------------------------------------------------------------
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   280
//
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   281
void CThumbAGCameraObserver::ShutdownNotification()
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parents:
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   282
    {
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   283
    TN_DEBUG1( "CThumbAGCameraObserver::ShutdownNotification()" );
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parents:
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   284
    
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   285
    if (!iShutdown)
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   286
        {
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   287
        TN_DEBUG1( "CThumbAGCameraObserver::ShutdownNotification() shutdown" );
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        iShutdown = ETrue;
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   289
        }
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   290
    }
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   291
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// ---------------------------------------------------------------------------
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   293
// CThumbAGCameraObserver::AddObserversL
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   294
// ---------------------------------------------------------------------------
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   295
//
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   296
void CThumbAGCameraObserver::AddObserversL()
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   297
    {
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   298
    TN_DEBUG1( "CThumbAGCameraObserver::AddObserversL() - begin" );
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parents:
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   299
    
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   300
    CMdENamespaceDef& defaultNamespace = iMdESession->GetDefaultNamespaceDefL();
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   301
    CMdEObjectDef& objectDef = defaultNamespace.GetObjectDefL( MdeConstants::Object::KBaseObject );
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   302
    CMdEPropertyDef& originPropDef = objectDef.GetPropertyDefL( MdeConstants::Object::KOriginProperty );
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parents:
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   303
    
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   304
    // set observing conditions
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parents:
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   305
    CMdELogicCondition* addCondition = CMdELogicCondition::NewLC( ELogicConditionOperatorAnd );
38
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parents: 37
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   306
    CMdEPropertyCondition& addPropertyCondition = addCondition->AddPropertyConditionL( originPropDef, TMdEUintEqual(MdeConstants::Object::ECamera));
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parents: 37
diff changeset
   307
    CleanupStack::PushL( &addPropertyCondition );
37
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   308
    
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   309
    CMdELogicCondition* modifyCondition = CMdELogicCondition::NewLC( ELogicConditionOperatorAnd );
38
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   310
    CMdEPropertyCondition& modifyPropertyCondition = modifyCondition->AddPropertyConditionL( originPropDef, TMdEUintEqual(MdeConstants::Object::ECamera));
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parents: 37
diff changeset
   311
    CleanupStack::PushL( &modifyPropertyCondition );
37
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parents:
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   312
    
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   313
    // add observer
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parents:
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   314
    iMdESession->AddObjectObserverL( *this, addCondition, ENotifyAdd ); 
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parents:
diff changeset
   315
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   316
   // modify observer
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parents:
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   317
   iMdESession->AddObjectObserverL( *this, modifyCondition, ENotifyModify );
38
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parents: 37
diff changeset
   318
   
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parents: 37
diff changeset
   319
    CleanupStack::Pop( 4, addCondition );  
37
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parents:
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   320
     
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parents:
diff changeset
   321
    TN_DEBUG1( "CThumbAGCameraObserver::AddObserversL() - end" );
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parents:
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   322
    }
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parents:
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   323
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   324
// ---------------------------------------------------------------------------
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   325
// CThumbAGCameraObserver::ReconnectCallBack()
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parents:
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   326
// ---------------------------------------------------------------------------
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   327
//
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   328
TInt CThumbAGCameraObserver::ReconnectCallBack(TAny* aAny)
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parents:
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   329
    {
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parents:
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   330
    TN_DEBUG1( "CThumbAGCameraObserver::ReconnectCallBack() - reinitialize");
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parents:
diff changeset
   331
    
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   332
    CThumbAGCameraObserver* self = static_cast<CThumbAGCameraObserver*>( aAny );
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parents:
diff changeset
   333
    
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   334
    self->iReconnect->Cancel();
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parents:
diff changeset
   335
    
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parents:
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   336
    // reconnect to MDS
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parents:
diff changeset
   337
    TRAP_IGNORE( self->InitializeL() );
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parents:
diff changeset
   338
    
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parents:
diff changeset
   339
    TN_DEBUG1( "CThumbAGCameraObserver::ReconnectCallBack() - done");
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parents:
diff changeset
   340
    
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parents:
diff changeset
   341
    return KErrNone;
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parents:
diff changeset
   342
    }
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parents:
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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// End of file