--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vtengines/videoteleng/Src/Session/CVtEngSessionHandler.cpp	Mon Nov 23 14:47:47 2009 +0200
@@ -0,0 +1,323 @@
+/*
+* Copyright (c) 2006 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:  Session handler.
+*
+*/
+
+
+
+// INCLUDE FILES
+#include    "CVtEngSessionHandler.h"
+#include    "CVtEngOperation.h"
+#include    "CVtEngStateManager.h"
+#include 	"cvtengincomingcallmonitor.h"
+#include    "vtengcommands.h"
+#include    "CVtEngOperation.h"
+#include    "CVtCtlFactory.h"
+#include    "MVtCtlCallControl.h"
+#include    "CVtEngSettings.h"
+#include    "VtEngUtils.h"
+#include    "VtCtlTypes.h" // for TVtCtlCSSessionInfoV1 
+#include    "cvtlogger.h"
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CVtEngSessionHandler::CVtEngSessionHandler
+// C++ default constructor can NOT contain any code, that
+// might leave.
+// -----------------------------------------------------------------------------
+//
+CVtEngSessionHandler::CVtEngSessionHandler() 
+    : CActive( CActive::EPriorityStandard ), iIncomingCallMonitor(NULL)
+    {
+    CActiveScheduler::Add( this );
+    }
+
+// -----------------------------------------------------------------------------
+// CVtEngSessionHandler::ConstructL
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------
+//
+void CVtEngSessionHandler::ConstructL()
+    {
+    SetActive();
+    TRequestStatus* status = &iStatus;
+    User::RequestComplete( status, KErrNone );
+    StartIncomingCallMonitorL();
+    }
+
+// -----------------------------------------------------------------------------
+// CVtEngSessionHandler::NewL
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+//
+CVtEngSessionHandler* CVtEngSessionHandler::NewL(  )
+    {
+    CVtEngSessionHandler* self = new( ELeave ) 
+        CVtEngSessionHandler( );
+    
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    CleanupStack::Pop();
+
+    return self;
+    }
+
+    
+// -----------------------------------------------------------------------------
+// CVtEngSessionHandler::~CVtEngSessionHandler
+// Destructor
+// 
+// -----------------------------------------------------------------------------
+//
+CVtEngSessionHandler::~CVtEngSessionHandler()
+    {
+    __VTPRINTENTER( "SH.~" )
+    Cancel();
+    Uninitialize();
+    delete iIncomingCallMonitor;
+    __VTPRINTEXIT( "SH.~" )
+    }
+
+// -----------------------------------------------------------------------------
+// CVtEngSessionHandler::HandleL
+// Performs session request.
+// 
+// -----------------------------------------------------------------------------
+//
+void CVtEngSessionHandler::HandleL( 
+    CVtEngOperation& /*aOperation*/ )
+    {
+    __VTPRINT( DEBUG_SESSION, "SH.HandleL leave not supported" )
+    User::Leave( KErrNotSupported );
+    }
+
+// -----------------------------------------------------------------------------
+// CVtEngSessionHandler::State
+// Returns session state
+// 
+// -----------------------------------------------------------------------------
+//
+MVtEngSessionInfo::TSessionState CVtEngSessionHandler::State( 
+    TBool aForcedRefresh ) const
+    {
+    CVtEngStateManager* states = CVtEngUtility::StateManager();
+    if ( aForcedRefresh )
+        {
+        states->Update();
+        }
+    return states->SessionState();
+    }
+
+// -----------------------------------------------------------------------------
+// CVtEngSessionHandler::GetDirection
+// Returns direction.
+// 
+// -----------------------------------------------------------------------------
+//
+TInt CVtEngSessionHandler::GetDirection( 
+    TDirection& aDirection ) const
+    {
+    __VTPRINTENTER( "SH.GetDirection" )
+    if ( !iSessionControl )
+        {
+        __VTPRINTEXITR( "SH.GetDirection err=%d", KErrNotFound )
+        return KErrNotFound;
+        }
+
+    TVtCtlCSSessionInfoV1 info;
+    TPckg<TVtCtlCSSessionInfoV1> pckg( info );
+    TRAPD( err, iSessionControl->GetSessionInfoL( KActiveSessionId, pckg ) );
+    if ( err == KErrNone )
+        {
+        switch ( info.iDirection )
+            {
+            case MVtCtlCallControl::EDirectionMobileOriginated:
+                aDirection = EDirectionMO;
+                break;
+            case MVtCtlCallControl::DirectionMobileTerminated:
+                aDirection = EDirectionMT;
+                break;
+            default:
+                aDirection = EDirectionNone;
+                break;
+            }
+        }
+    __VTPRINT2( DEBUG_SESSION, "SH.direction dir=%d", aDirection )
+    __VTPRINTEXITR( "SH.GetDirection err=%d", err )
+    return err;
+    }
+
+// -----------------------------------------------------------------------------
+// CVtEngSessionHandler::GetDuration
+// Returns session duration.
+// 
+// -----------------------------------------------------------------------------
+//
+TInt CVtEngSessionHandler::GetDuration( 
+    TDuration& aDuration,
+    TBool& aEnabled ) const
+    {
+    if ( !iSessionControl )
+        {
+        return KErrNotFound;
+        }
+
+    TVtCtlDuration duration;
+    TInt err ( iSessionControl->GetDuration( KActiveSessionId, duration ) );
+    if ( err == KErrNone )
+        {
+        aDuration = duration;
+        const CVtEngSettings& settings = CVtEngUtility::Settings();
+        aEnabled = settings.Config().iCallTimerOn;
+        }
+    return err;
+    }
+
+// -----------------------------------------------------------------------------
+// CVtEngSessionHandler::GetCLI
+// 
+// 
+// -----------------------------------------------------------------------------
+//
+TInt CVtEngSessionHandler::GetCLI( TCLI& aCLI ) const
+    {
+    const CVtEngSettings& settings = CVtEngUtility::Settings();
+    const TBool isValid = settings.GetCLI( aCLI);
+    TInt res = KErrNone;
+    if ( !isValid )
+        {
+        res = KErrNotReady;    
+        }
+    return res;
+    }
+
+
+// -----------------------------------------------------------------------------
+// CVtEngSessionHandler::HandleVtSessionEventL
+// 
+// 
+// -----------------------------------------------------------------------------
+//
+void CVtEngSessionHandler::HandleVtSessionEventL( 
+    TVtCtlEvent aEvent,
+    TAny* /*aParams*/ )
+    {
+    if ( aEvent == KVtCtlEventSessionStatusChanged )
+        {
+        CVtEngStateManager* states = CVtEngUtility::StateManager();
+        states->Update( );
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CVtEngSessionHandler::InitializeL
+// 
+// 
+// -----------------------------------------------------------------------------
+//
+void CVtEngSessionHandler::InitializeL()
+    {
+    __VTPRINTENTER( "SH.Initilialize" )
+    if ( iSessionControl )
+        {
+        // already initialized
+        __VTPRINTEXIT( "SH.Initilialize" )
+        return;
+        }
+    TInt err = iLib.Load( KVtCtlLibraryName() );
+    CleanupClosePushL( iLib );
+    if ( err == KErrNone )
+        {
+        TLibraryFunction func = iLib.Lookup( 1 );
+        iFactory = reinterpret_cast<CVtCtlFactory*>( func() );
+        iSessionControl = iFactory->CreateCallControlL( *this );
+        
+        // Update state
+        CVtEngStateManager* states = CVtEngUtility::StateManager();
+        states->Update();
+        }    
+    CleanupStack::Pop(); // lib
+    __VTPRINTEXIT( "SH.Initilialize" )
+    }
+
+// -----------------------------------------------------------------------------
+// CVtEngSessionHandler::Uninitialize
+// 
+// 
+// -----------------------------------------------------------------------------
+//
+void CVtEngSessionHandler::Uninitialize()
+    {
+    if ( iFactory )
+        {
+        iFactory->Delete( iSessionControl );
+        delete iFactory;
+        iFactory = NULL;
+        iSessionControl = NULL;
+        }
+    iLib.Close();
+    }
+
+// -----------------------------------------------------------------------------
+// CVtEngSessionHandler::RealState
+// 
+// 
+// -----------------------------------------------------------------------------
+//
+MVtCtlCallControl::TVtCtlState CVtEngSessionHandler::RealState() const
+    {
+    MVtCtlCallControl::TVtCtlState state( MVtCtlCallControl::EUnknown );
+    if ( iSessionControl )
+        {
+        state = iSessionControl->GetSessionState( KActiveSessionId );
+        __VTPRINT2( DEBUG_SESSION, "SH.realState=%d", state )
+        }
+    return state;
+    }
+// -----------------------------------------------------------------------------
+// CVtEngSessionHandler::RunL
+// 
+// 
+// -----------------------------------------------------------------------------
+//
+void CVtEngSessionHandler::RunL()
+    {
+    InitializeL();
+    }
+
+// -----------------------------------------------------------------------------
+// CVtEngSessionHandler::DoCancel
+// 
+// 
+// -----------------------------------------------------------------------------
+//
+void CVtEngSessionHandler::DoCancel()
+    {
+    // nothing here
+    }
+
+// -----------------------------------------------------------------------------
+// CVtEngSessionHandler::StartIncomingCallMonitorL
+// 
+// 
+// -----------------------------------------------------------------------------
+//
+void CVtEngSessionHandler::StartIncomingCallMonitorL()
+    {
+    iIncomingCallMonitor = CVtEngIncomingCallMonitor::NewL();
+    }
+
+//  End of File