--- a/convergedconnectionhandler/cchclientapi/src/cchclientobserver.cpp Thu Aug 19 09:45:22 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,334 +0,0 @@
-/*
-* Copyright (c) 2006-2007 Nokia Corporation and/or its subsidiary(-ies).
-* All rights reserved.
-* This component and the accompanying materials are made available
-* under the terms of "Eclipse Public License v1.0"
-* which accompanies this distribution, and is available
-* at the URL "http://www.eclipse.org/legal/epl-v10.html".
-*
-* Initial Contributors:
-* Nokia Corporation - initial contribution.
-*
-* Contributors:
-*
-* Description: Cch client api
-*
-*/
-
-
-// INCLUDE FILES
-#include "cchimpl.h"
-#include "cchclientobserver.h"
-#include "cchlogger.h"
-#include "cchserviceimpl.h"
-// EXTERNAL DATA STRUCTURES
-// None
-
-// EXTERNAL FUNCTION PROTOTYPES
-// None
-
-// CONSTANTS
-// None
-
-// MACROS
-// None
-
-// LOCAL CONSTANTS AND MACROS
-// None
-
-// MODULE DATA STRUCTURES
-// None
-
-// LOCAL FUNCTION PROTOTYPES
-// None
-
-// FORWARD DECLARATIONS
-// None
-
-// ============================= LOCAL FUNCTIONS =============================
-
-// ============================ MEMBER FUNCTIONS =============================
-
-// ---------------------------------------------------------------------------
-// CCchClientObserver::CCchClientObserver
-// C++ default constructor can NOT contain any code, that might leave.
-// ---------------------------------------------------------------------------
-//
-CCchClientObserver::CCchClientObserver( CCchServiceImpl& aCchService )
-: CActive ( EPriorityStandard )
-, iCchService( aCchService )
-, iBackwardSupportObserver( NULL )
- {
- CActiveScheduler::Add( this );
- }
-
-CCchClientObserver::~CCchClientObserver()
- {
- iObservers.Reset();
-
- Cancel();
- }
-
-// ---------------------------------------------------------------------------
-// CCchClientObserver::ConstructL
-// Symbian 2nd phase constructor can leave.
-// ---------------------------------------------------------------------------
-//
-void CCchClientObserver::ConstructL()
- {
- CCHLOGSTRING( "CCchClientObserver::ConstructL: IN" );
-
- CCHLOGSTRING( "CCchClientObserver::ConstructL: OUT" );
- }
-// ---------------------------------------------------------------------------
-// CCchClientObserver::NewL
-// Two-phased constructor.
-// ---------------------------------------------------------------------------
-//
-CCchClientObserver* CCchClientObserver::NewL( CCchServiceImpl& aCchService )
- {
- CCHLOGSTRING( "CCchClientObserver::NewL: IN" );
- CCchClientObserver* self =
- CCchClientObserver::NewLC( aCchService );
- CleanupStack::Pop( self );
- CCHLOGSTRING( "CCchClientObserver::NewL: OUT" );
- return self;
- }
-
-// ---------------------------------------------------------------------------
-// CCchClientObserver::NewLC
-// Two-phased constructor.
-// ---------------------------------------------------------------------------
-//
-CCchClientObserver* CCchClientObserver::NewLC( CCchServiceImpl& aCchService )
- {
- CCHLOGSTRING( "CCchClientObserver::NewLC: IN" );
- CCchClientObserver* self =
- new (ELeave) CCchClientObserver( aCchService );
- CleanupStack::PushL( self );
- self->ConstructL();
- CCHLOGSTRING( "CCchClientObserver::NewLC: OUT" );
- return self;
- }
-
-// ---------------------------------------------------------------------------
-// CCchClientObserver::SetObserver
-// ---------------------------------------------------------------------------
-//
-void CCchClientObserver::SetObserver( MCchServiceStatusObserver& aObserver )
- {
- CCHLOGSTRING( "CCchClientObserver::SetObserver: IN - deprecated use AddObserver" );
-
- // This is for old API user support remove this when all are using new API
- if( iBackwardSupportObserver )
- {
- // remove existing observer
- CCHLOGSTRING( "CCchClientObserver::SetObserver: removing old observer" );
- RemoveObserver();
- }
-
- CCHLOGSTRING( "CCchClientObserver::SetObserver: adding new observer" );
- // This is for old API user support remove this when all are using new API
- AddObserver( aObserver );
- iBackwardSupportObserver = &aObserver;
-
- CCHLOGSTRING( "CCchClientObserver::SetObserver: OUT" );
- }
-
-// ---------------------------------------------------------------------------
-// CCchClientObserver::RemoveObserver
-// ---------------------------------------------------------------------------
-//
-void CCchClientObserver::RemoveObserver( )
- {
- CCHLOGSTRING( "CCchClientObserver::RemoveObserver: IN - deprecated use the one with parameter" );
-
- if( iBackwardSupportObserver )
- {
- // remove using observer set in SetObserver. This is for old API user support
- // remove this when all are using new API
- RemoveObserver( *iBackwardSupportObserver );
- iBackwardSupportObserver = NULL;
- }
-
- CCHLOGSTRING( "CCchClientObserver::RemoveObserver: OUT" );
- }
-
-// ---------------------------------------------------------------------------
-// CCchClientObserver::AddObserver
-// ---------------------------------------------------------------------------
-//
-TInt CCchClientObserver::AddObserver(
- MCchServiceStatusObserver& aObserver )
- {
- CCHLOGSTRING2( "CCchClientObserver::AddObserver: IN count=%d", iObservers.Count() );
-
- TInt index = iObservers.Find( &aObserver );
-
- // Insert if not already observing
- if ( index == KErrNotFound )
- {
- CCHLOGSTRING( "CCchClientObserver::AddObserver: observer added" );
- iObservers.Append( &aObserver );
- }
- else
- {
- CCHLOGSTRING( "CCchClientObserver::AddObserver: observer KErrAlreadyExists" );
- return KErrAlreadyExists;
- }
-
- if ( iObservers.Count() )
- {
- if ( !IsActive() )
- {
- iCchService.CchImpl()->CchClient().SubscribeToEvents(
- TServiceSelection( iCchService.ServiceId(), ECCHUnknown ),
- iServiceStatus,
- iStatus );
-
- CCHLOGSTRING( "CCchClientObserver::AddObserver: setting active" );
-
- SetActive();
- }
-
- CCHLOGSTRING( "CCchClientObserver::AddObserver: subscrbing to events" );
-
- }
- else
- {
- CCHLOGSTRING( "CCchClientObserver::AddObserver: already subscribed subscrbing to events - skipping" );
- }
-
- CCHLOGSTRING2( "CCchClientObserver::AddObserver: OUT count=%d", iObservers.Count() );
- return KErrNone;
- }
-
-// ---------------------------------------------------------------------------
-// CCchClientObserver::RemoveObserver
-// ---------------------------------------------------------------------------
-//
-TInt CCchClientObserver::RemoveObserver(
- MCchServiceStatusObserver& aObserver )
- {
- CCHLOGSTRING( "CCchClientObserver::RemoveObserver: IN" );
- CCHLOGSTRING2( "CCchClientObserver::RemoveObserver IN: COUNT=%d", iObservers.Count() );
-
- TInt index = iObservers.Find( &aObserver );
-
- if ( index == KErrNotFound )
- {
- CCHLOGSTRING("CCchClientObserver::RemoveObserver - observer NOT found KErnotFound returned" );
- return KErrNotFound;
- }
- else
- {
- CCHLOGSTRING( "CCchClientObserver::RemoveObserver: removing observer" );
-
- // Observer found.
- iObservers.Remove( index );
- iObservers.Compress();
-
- // Cancel subcribe to events and free up memory.
- if ( !iObservers.Count() )
- {
- CCHLOGSTRING( "CCchClientObserver::RemoveObserver: unsubscrbing from events" );
- iCchService.CchImpl()->CchClient().SubscribeToEventsCancel( );
- iObservers.Reset();
- }
- }
-
- CCHLOGSTRING2( "CCchClientObserver::RemoveObserver OUT: COUNT=%d", iObservers.Count() );
-
- CCHLOGSTRING( "CCchClientObserver::RemoveObserver: OUT" );
- return KErrNone;
- }
-
-// ---------------------------------------------------------------------------
-// CCchClientObserver::DoCancel
-// ---------------------------------------------------------------------------
-//
-void CCchClientObserver::DoCancel()
- {
- CCHLOGSTRING( "CCchClientObserver::DoCancel: IN" );
-
- CCHLOGSTRING( "CCchClientObserver::DoCancel: OUT" );
- }
-
-// ---------------------------------------------------------------------------
-// CCchClientObserver::RunL
-// ---------------------------------------------------------------------------
-//
-void CCchClientObserver::RunL()
- {
- TServiceStatus serviceStatus = iServiceStatus();
- CCHLOGSTRING( "CCchClientObserver::RunL: IN" );
-
- //if someone is observing and correct service is changed
- if ( iObservers.Count() && ( serviceStatus.ServiceId() == iCchService.ServiceId() ) )
- {
- TCchServiceStatus status;
-
- status.SetError( serviceStatus.iError );
- status.SetState( serviceStatus.iState );
-
- CCHLOGSTRING2( "CCchClientObserver::RunL: count=%d", iObservers.Count() );
-
- // If observer array can change while iterating it add support for that.
- // Then there is a need to iterate starting from beginning until done and save
- // already notified observers etc
- TInt count( iObservers.Count() );
-
- for( TInt i=0; i < count; i++ )
- {
- CCHLOGSTRING2( "CCchClientObserver::RunL: looping observers: %d", i );
-
- // If some client removes observer in middle of iteration start from beginning of array again.
- if ( count > iObservers.Count() )
- {
- CCHLOGSTRING( "CCchClientObserver::RunL: Start from beginning of array" );
-
- i = 0;
- count = iObservers.Count();
- }
-
- if( iObservers[ i ] )
- {
- CCHLOGSTRING2( "CCchClientObserver::RunL: send service status changed to client: %d", i );
- iObservers[ i ]->ServiceStatusChanged( iCchService.ServiceId(),
- serviceStatus.Type(), status );
- }
- }
- }
-
- if ( iObservers.Count() )
- {
- if ( !IsActive() )
- {
- CCHLOGSTRING( "CCchClientObserver::RunL: Subscribing " );
- iCchService.CchImpl()->CchClient().SubscribeToEvents(
- TServiceSelection( iCchService.ServiceId(), ECCHUnknown ),
- iServiceStatus,
- iStatus );
-
- CCHLOGSTRING( "CCchClientObserver::RunL: Setting active" );
- SetActive();
- }
- }
-
-
- CCHLOGSTRING( "CCchClientObserver::RunL: OUT" );
- }
-
-// ---------------------------------------------------------------------------
-// CCchClientObserver::RunError
-// ---------------------------------------------------------------------------
-//
-TInt CCchClientObserver::RunError( TInt /*aError*/ )
- {
- CCHLOGSTRING( "CCchClientObserver::RunError: IN OUT" );
- return KErrNone;
- }
-
-// ========================== OTHER EXPORTED FUNCTIONS =========================
-
-// End of File