--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/coreapplicationuis/SysAp/Src/CenRepObservers/sysapcenrepmsgwaitingobserver.cpp	Tue Feb 02 10:12:00 2010 +0200
@@ -0,0 +1,339 @@
+/*
+* Copyright (c) 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:  Message waiting CenRep-key observer implementation.
+*
+*/
+
+
+#include "sysapcenrepmsgwaitingobserver.h"
+#include "SysApAppUi.h"
+#include "SysApEtelConnector.h"
+
+static const TInt KCenRepKeyUninitialized = -1;
+
+// ========================== LOCAL FUNCTIONS ================================
+static TBool BitFieldChanged( TInt aNewValue, TInt aOldValue, TInt aBitField )
+    {
+    return ( (aNewValue & aBitField) != (aOldValue & aBitField) );
+    }
+
+// ========================== MEMBER FUNCTIONS ================================
+
+// ----------------------------------------------------------------------------
+// CSysApCenRepMsgWaitingObserver* CSysApCenRepMsgWaitingObserver::NewL()
+// ----------------------------------------------------------------------------
+//
+CSysApCenRepMsgWaitingObserver* CSysApCenRepMsgWaitingObserver::NewL( CSysApAppUi& aSysApAppUi )
+    {       
+    TRACES( RDebug::Print( _L("CSysApCenRepMsgWaitingObserver::NewL" ) ) );
+    CSysApCenRepMsgWaitingObserver* self = new ( ELeave ) CSysApCenRepMsgWaitingObserver( aSysApAppUi );
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    CleanupStack::Pop(); //self
+    return self;
+    }
+
+// ----------------------------------------------------------------------------
+// CSysApCenRepMsgWaitingObserver::CSysApCenRepMsgWaitingObserver( CSysApAppUi& aSysApAppUi )
+// ----------------------------------------------------------------------------
+//
+CSysApCenRepMsgWaitingObserver::CSysApCenRepMsgWaitingObserver( CSysApAppUi& aSysApAppUi  )
+    : iSysApAppUi( aSysApAppUi ),
+      iSession( NULL ),
+      iMessageWaitingHandler( NULL ),
+      iMessageWaitingDisplayStatus( 0 ),
+      iOldDisplayStatus( 0 ),
+      iUiReady( EFalse )
+    {
+    TRACES( RDebug::Print( _L("CSysApCenRepMsgWaitingObserver::CSysApCenRepMsgWaitingObserver" ) ) );
+    }
+
+// ----------------------------------------------------------------------------
+// CSysApCenRepMsgWaitingObserver::~CSysApCenRepMsgWaitingObserver()
+// ----------------------------------------------------------------------------
+//
+CSysApCenRepMsgWaitingObserver::~CSysApCenRepMsgWaitingObserver()
+    {
+    TRACES( RDebug::Print( _L("~CSysApCenRepMsgWaitingObserver") ) );
+    if ( iMessageWaitingHandler )
+        {
+        iMessageWaitingHandler->StopListening();
+        }
+    delete iMessageWaitingHandler;
+    delete iSession;
+    }
+
+// ----------------------------------------------------------------------------
+// CSysApCenRepMsgWaitingObserver::ConstructL()
+// ----------------------------------------------------------------------------
+//
+void CSysApCenRepMsgWaitingObserver::ConstructL()
+    {
+    TRACES( RDebug::Print( _L("CSysApCenRepMsgWaitingObserver::ConstructL") ) );
+    
+    iSession = CRepository::NewL( KCRUidCtsyMessageWaitingIndicator );
+    
+    iMessageWaitingHandler = CCenRepNotifyHandler::NewL( *this, 
+                                                         *iSession, 
+                                                         CCenRepNotifyHandler::EIntKey, 
+                                                         KCtsyMessageWaitingDisplayStatus );
+
+    iMessageWaitingHandler->StartListeningL();
+                                    
+    TInt err = iSession->Get( KCtsyMessageWaitingDisplayStatus, iMessageWaitingDisplayStatus );
+    
+    if ( err == KErrNone )
+        {
+        TRACES( RDebug::Print( _L("CSysApCenRepMsgWaitingObserver::ConstructL(): iMessageWaitingDisplayStatus=0x%x" ),
+                               iMessageWaitingDisplayStatus ) );
+        
+        if ( iMessageWaitingDisplayStatus == KCenRepKeyUninitialized )
+            {
+            iMessageWaitingDisplayStatus = 0;
+            }
+        }
+    else
+        {
+        TRACES( RDebug::Print( _L("CSysApCenRepMsgWaitingObserver::ConstructL(): err=%d" ), err ) );    
+        }
+    }
+
+// ----------------------------------------------------------------------------
+// CSysApCenRepMsgWaitingObserver::HandleNotifyInt()
+// ----------------------------------------------------------------------------
+//
+void CSysApCenRepMsgWaitingObserver::HandleNotifyInt( TUint32 aId, TInt aNewValue )
+    {
+    TRACES( RDebug::Print( _L("CSysApCenRepMsgWaitingObserver::HandleNotifyInt(): aId=0x%x, aNewValue=0x%x, iUiReady=%d" ), 
+                            aId, aNewValue, iUiReady ) );
+    
+    if ( aId == KCtsyMessageWaitingDisplayStatus )
+        {
+        iOldDisplayStatus = iMessageWaitingDisplayStatus;
+        
+        iMessageWaitingDisplayStatus = ( aNewValue == KCenRepKeyUninitialized ? 0 : aNewValue );
+ 
+        if ( iUiReady )
+            {
+            TRAPD( err, UpdateMessageWaitingIndicatorsIfNeededL() );
+            
+            if ( err != KErrNone )
+                {
+                TRACES( RDebug::Print( _L("CSysApCenRepMsgWaitingObserver::HandleNotifyInt(): err=%d"), err ) );
+                iMessageWaitingDisplayStatus = 0; // forced update on next notification
+                }
+            }
+        }
+    }
+
+
+// ----------------------------------------------------------------------------
+// CSysApCenRepMsgWaitingObserver::HandleNotifyError()
+// ----------------------------------------------------------------------------
+//
+void CSysApCenRepMsgWaitingObserver::HandleNotifyError( TUint32 /* aId */, TInt /* error */, CCenRepNotifyHandler* /* aHandler */ )
+    {
+    TRACES( RDebug::Print( _L("CSysApCenRepMsgWaitingObserver::HandleNotifyError()" ) ) );
+    }
+
+// ----------------------------------------------------------------------------
+// CSysApCenRepMsgWaitingObserver::UpdateMessageWaitingIndicatorsL()
+// ----------------------------------------------------------------------------
+//
+void CSysApCenRepMsgWaitingObserver::UpdateMessageWaitingIndicatorsL()
+    {
+    TRACES( RDebug::Print( _L("CSysApCenRepMsgWaitingObserver::UpdateMessageWaitingIndicatorsL(): iMessageWaitingDisplayStatus=0x%x, iUiReady=%d" ), 
+                            iMessageWaitingDisplayStatus, iUiReady ) );
+    
+    if ( !iUiReady )
+        {
+        iUiReady = ETrue; // start updating indicators according to notifications    
+        }
+    
+    // Update requested from outside of this class, forcibly update all indicators
+    UpdateVoiceMailWaitingIndicatorsL();
+    UpdateFaxMessageWaitingIndicatorL();
+    UpdateEmailMessageWaitingIndicatorL();
+    UpdateOtherMessageWaitingIndicatorL();
+    
+    TRACES( RDebug::Print( _L("CSysApCenRepMsgWaitingObserver::UpdateMessageWaitingIndicatorsL(): end" ) ) );
+    }
+
+// ----------------------------------------------------------------------------
+// CSysApCenRepMsgWaitingObserver::UpdateMessageWaitingIndicatorsIfNeededL()
+// ----------------------------------------------------------------------------
+//
+void CSysApCenRepMsgWaitingObserver::UpdateMessageWaitingIndicatorsIfNeededL() const
+    {
+    if ( BitFieldChanged( iMessageWaitingDisplayStatus, iOldDisplayStatus, RMobilePhone::KDisplayVoicemailActive|RMobilePhone::KDisplayAuxVoicemailActive ) )
+        {
+        UpdateVoiceMailWaitingIndicatorsL();
+        }
+    
+    if ( BitFieldChanged( iMessageWaitingDisplayStatus, iOldDisplayStatus, RMobilePhone::KDisplayFaxActive ) )
+        {
+        UpdateFaxMessageWaitingIndicatorL();
+        }
+    
+    if ( BitFieldChanged( iMessageWaitingDisplayStatus, iOldDisplayStatus, RMobilePhone::KDisplayEmailActive ) )
+        {
+        UpdateEmailMessageWaitingIndicatorL();
+        }
+        
+    if ( BitFieldChanged( iMessageWaitingDisplayStatus, iOldDisplayStatus, RMobilePhone::KDisplayOtherActive ) )
+        {
+        UpdateOtherMessageWaitingIndicatorL();
+        }
+    }
+
+// ----------------------------------------------------------------------------
+// CSysApCenRepMsgWaitingObserver::UpdateFaxMessageWaitingIndicatorL()
+// ----------------------------------------------------------------------------
+//
+void CSysApCenRepMsgWaitingObserver::UpdateFaxMessageWaitingIndicatorL() const
+    {
+    if ( iMessageWaitingDisplayStatus & RMobilePhone::KDisplayFaxActive )
+        {
+        iSysApAppUi.SetIndicatorStateL( EAknIndicatorFaxMessage, EAknIndicatorStateOn );    
+        }
+    else
+        {
+        iSysApAppUi.SetIndicatorStateL( EAknIndicatorFaxMessage, EAknIndicatorStateOff );
+        }        
+    }
+
+// ----------------------------------------------------------------------------
+// CSysApCenRepMsgWaitingObserver::UpdateEmailMessageWaitingIndicatorL()
+// ----------------------------------------------------------------------------
+//
+void CSysApCenRepMsgWaitingObserver::UpdateEmailMessageWaitingIndicatorL() const
+    {
+    
+    if ( iMessageWaitingDisplayStatus & RMobilePhone::KDisplayEmailActive )
+        {
+        iSysApAppUi.SetIndicatorStateL( EAknIndicatorRemoteMailboxEmailMessage, EAknIndicatorStateOn );
+        }
+    else
+        {
+        iSysApAppUi.SetIndicatorStateL( EAknIndicatorRemoteMailboxEmailMessage, EAknIndicatorStateOff );    
+        }        
+    }
+
+// ----------------------------------------------------------------------------
+// CSysApCenRepMsgWaitingObserver::UpdateOtherMessageWaitingIndicatorL()
+// ----------------------------------------------------------------------------
+//    
+void CSysApCenRepMsgWaitingObserver::UpdateOtherMessageWaitingIndicatorL() const   
+    {
+    if ( iMessageWaitingDisplayStatus & RMobilePhone::KDisplayOtherActive )
+        {
+        iSysApAppUi.SetIndicatorStateL( EAknIndicatorOtherMessage, EAknIndicatorStateOn );
+        }
+    else
+        {
+        iSysApAppUi.SetIndicatorStateL( EAknIndicatorOtherMessage, EAknIndicatorStateOff );
+        }        
+    }
+
+// ----------------------------------------------------------------------------
+// CSysApCenRepMsgWaitingObserver::UpdateVoiceMailWaitingIndicatorsL()
+// ----------------------------------------------------------------------------
+//
+void CSysApCenRepMsgWaitingObserver::UpdateVoiceMailWaitingIndicatorsL() const
+    {
+    
+    switch( ResolveVoiceMailState() )
+        {
+        case EWaiting:
+            iSysApAppUi.SetIndicatorStateL( EAknIndicatorVoiceMailWaitingOnLine1, EAknIndicatorStateOff );
+            iSysApAppUi.SetIndicatorStateL( EAknIndicatorVoiceMailWaitingOnLine2, EAknIndicatorStateOff );
+            iSysApAppUi.SetIndicatorStateL( EAknIndicatorVoiceMailWaitingOnBothLines, EAknIndicatorStateOff );
+            iSysApAppUi.SetIndicatorStateL( EAknIndicatorVoiceMailWaiting, EAknIndicatorStateOn );
+            break;
+        case EWaitingOnLine1:
+            iSysApAppUi.SetIndicatorStateL( EAknIndicatorVoiceMailWaitingOnLine2, EAknIndicatorStateOff );
+            iSysApAppUi.SetIndicatorStateL( EAknIndicatorVoiceMailWaitingOnBothLines, EAknIndicatorStateOff );
+            iSysApAppUi.SetIndicatorStateL( EAknIndicatorVoiceMailWaiting, EAknIndicatorStateOff );
+            iSysApAppUi.SetIndicatorStateL( EAknIndicatorVoiceMailWaitingOnLine1, EAknIndicatorStateOn );
+            break;
+        case EWaitingOnLine2:
+            iSysApAppUi.SetIndicatorStateL( EAknIndicatorVoiceMailWaitingOnLine1, EAknIndicatorStateOff );
+            iSysApAppUi.SetIndicatorStateL( EAknIndicatorVoiceMailWaitingOnBothLines, EAknIndicatorStateOff );
+            iSysApAppUi.SetIndicatorStateL( EAknIndicatorVoiceMailWaiting, EAknIndicatorStateOff );
+            iSysApAppUi.SetIndicatorStateL( EAknIndicatorVoiceMailWaitingOnLine2, EAknIndicatorStateOn );
+            break;
+        case EWaitingOnBothLines:
+            iSysApAppUi.SetIndicatorStateL( EAknIndicatorVoiceMailWaitingOnLine1, EAknIndicatorStateOff );
+            iSysApAppUi.SetIndicatorStateL( EAknIndicatorVoiceMailWaitingOnLine2, EAknIndicatorStateOff );
+            iSysApAppUi.SetIndicatorStateL( EAknIndicatorVoiceMailWaiting, EAknIndicatorStateOff );
+            iSysApAppUi.SetIndicatorStateL( EAknIndicatorVoiceMailWaitingOnBothLines, EAknIndicatorStateOn );
+            break;
+        case ENoVoiceMails:
+            iSysApAppUi.SetIndicatorStateL( EAknIndicatorVoiceMailWaitingOnLine1, EAknIndicatorStateOff );
+            iSysApAppUi.SetIndicatorStateL( EAknIndicatorVoiceMailWaitingOnLine2, EAknIndicatorStateOff );
+            iSysApAppUi.SetIndicatorStateL( EAknIndicatorVoiceMailWaitingOnBothLines, EAknIndicatorStateOff );
+            iSysApAppUi.SetIndicatorStateL( EAknIndicatorVoiceMailWaiting, EAknIndicatorStateOff );
+            break;
+        default:
+            break;
+        }
+    
+    }
+    
+// ---------------------------------------------------------------------------
+// CSysApCenRepMsgWaitingObserver::ResolveVoiceMailState()
+// ---------------------------------------------------------------------------
+//
+CSysApCenRepMsgWaitingObserver::TVoiceMailWaitingState CSysApCenRepMsgWaitingObserver::ResolveVoiceMailState() const     
+    {
+    TVoiceMailWaitingState voiceMailState(ENoVoiceMails);
+    
+    TBool alsSupported(EFalse);
+    
+    CSysApEtelConnector* etelConnector = iSysApAppUi.EtelConnector();
+    
+    if ( etelConnector )
+        {
+        alsSupported = etelConnector->AlsSupported();
+        }
+    
+    if ( alsSupported ) // line specific indicator is shown if ALS is supported
+        {
+        if ( ( iMessageWaitingDisplayStatus & RMobilePhone::KDisplayAuxVoicemailActive )
+             && ( iMessageWaitingDisplayStatus & RMobilePhone::KDisplayVoicemailActive ) )
+            {
+            voiceMailState = EWaitingOnBothLines;
+            }
+        else if ( iMessageWaitingDisplayStatus & RMobilePhone::KDisplayVoicemailActive )
+            {
+            voiceMailState = EWaitingOnLine1;
+            }
+        else if ( iMessageWaitingDisplayStatus & RMobilePhone::KDisplayAuxVoicemailActive )
+            {
+            voiceMailState = EWaitingOnLine2;
+            }
+        }
+    else
+        {
+        if ( iMessageWaitingDisplayStatus & RMobilePhone::KDisplayVoicemailActive )
+            {
+            voiceMailState = EWaiting;
+            }
+        }
+
+    return voiceMailState;
+    }
+    
+// End of File
+