diff -r 000000000000 -r 094583676ce7 wvuing/IMPSConnectionUI/ConnectionSrc/CIMPSConnectionUiAgentImp.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wvuing/IMPSConnectionUI/ConnectionSrc/CIMPSConnectionUiAgentImp.cpp	Thu Dec 17 08:41:52 2009 +0200
@@ -0,0 +1,389 @@
+/*
+* Copyright (c) 2005 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:  IMPS Connection UI Agent implementation.
+*
+*/
+
+// INCLUDE FILES
+#include <E32std.h>
+#include <cimpsconnuiclntfilteredpreseventnotifierng.h>
+
+#include "CIMPSConnectionUiAgentImp.h"
+#include "MCnUiUiFacade.h"
+
+#include "CnUiCommon.hrh"
+#include "CCnUiClientGroupUiNotifyHandler.h"
+#include "CCnUiClientGroupUiConnectionLostHandler.h"
+#include "MCnUiConnModeHandler.h"
+
+
+
+
+// ================= MEMBER FUNCTIONS =======================
+// Two-phased constructor.
+CIMPSConnectionUiAgentImp* CIMPSConnectionUiAgentImp::NewL( TIMPSConnectionClient aClient )
+    {
+    CIMPSConnectionUiAgentImp* self = new ( ELeave ) CIMPSConnectionUiAgentImp( aClient );
+
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    CleanupStack::Pop( self ); //self
+
+    return self;
+    }
+
+
+// Destructor
+CIMPSConnectionUiAgentImp::~CIMPSConnectionUiAgentImp()
+    {
+    delete iClientGroupRemoteNotifyHandler;
+    delete iClientGroupConnectionLostHandler;
+    delete iClientConnModeHandler;
+
+    delete iUi;
+    delete iClntNotifier;
+    delete iBrandedResourceFileName;
+    }
+
+
+// C++ default constructor can NOT contain any code, that
+// might leave.
+//
+CIMPSConnectionUiAgentImp::CIMPSConnectionUiAgentImp( TIMPSConnectionClient aClient )
+        : iClient( aClient )
+    {
+    }
+
+
+// Symbian OS default constructor can leave.
+void CIMPSConnectionUiAgentImp::ConstructL()
+    {
+    //agent services
+    iClntNotifier = CIMPSConnUiClntFilteredPresEventNotifier::NewL( iClient );
+    iClntNotifier->AddObserverL( this );
+    iClntNotifier->StartL();
+
+    //agent service handlers
+    iClientGroupRemoteNotifyHandler = CCnUiClientGroupUiNotifyHandler::NewL( iClient );
+    }
+
+// -----------------------------------------------------------------------------
+// CIMPSConnectionUiAgentImp::StartServiceL()
+// -----------------------------------------------------------------------------
+//
+TInt CIMPSConnectionUiAgentImp::StartServiceL( TIMPSConnectionUiAgentService aService )
+    {
+    switch ( aService )
+        {
+        case EIMPSNotifyActiveConnectionLostReasons:
+            {
+            if ( !iClientGroupConnectionLostHandler )
+                {
+                iClientGroupConnectionLostHandler =
+                    CCnUiClientGroupUiConnectionLostHandler::NewL( iClient );
+                }
+
+            break;
+            }
+
+        case EIMPSQueryActiveConnectionScheduledClose:
+            {
+            if ( iBrandedResourceFileName )
+                {
+                iClientGroupRemoteNotifyHandler->UseResourceFileL( *iBrandedResourceFileName );
+                }
+            else
+                {
+                iClientGroupRemoteNotifyHandler->UseResourceFileL( KNullDesC() );
+                }
+
+            iClientGroupRemoteNotifyHandler->SetHandled(
+                ECGQActiveConnectionScheduledClose,
+                ETrue );
+            break;
+            }
+
+
+        case EIMPSQueryActiveConnectionSuppressForScheduledConnection:
+            {
+            if ( iBrandedResourceFileName )
+                {
+                iClientGroupRemoteNotifyHandler->UseResourceFileL( *iBrandedResourceFileName );
+                }
+            else
+                {
+                iClientGroupRemoteNotifyHandler->UseResourceFileL( KNullDesC() );
+                }
+            iClientGroupRemoteNotifyHandler->SetHandled(
+                ECGQActiveConnectionSuppressForScheduledConnection,
+                ETrue );
+            break;
+            }
+
+
+        case EIMPSReqisterAsSignificantConnectionClientInScheduling :
+            {
+            if ( !iClientConnModeHandler )
+                {
+                iClientConnModeHandler = CreateConnModeHandlerL();
+                iClientConnModeHandler->CancelRegisteringAsSSClient();
+                }
+            break;
+            }
+
+        default:
+            {
+            break; //unknown service
+            }
+        }
+
+    return KErrNone;
+    }
+
+
+// -----------------------------------------------------------------------------
+// CIMPSConnectionUiAgentImp::StopService()
+// -----------------------------------------------------------------------------
+//
+TInt CIMPSConnectionUiAgentImp::StopService( TIMPSConnectionUiAgentService aService )
+    {
+    switch ( aService )
+        {
+        case EIMPSNotifyActiveConnectionLostReasons:
+            {
+            if ( iClientGroupConnectionLostHandler )
+                {
+                delete iClientGroupConnectionLostHandler;
+                iClientGroupConnectionLostHandler = NULL;
+                }
+            break;
+            }
+
+        case EIMPSQueryActiveConnectionScheduledClose:
+            {
+            iClientGroupRemoteNotifyHandler->SetHandled( ECGQActiveConnectionScheduledClose,
+                                                         EFalse );
+            break;
+            }
+
+
+        case EIMPSQueryActiveConnectionSuppressForScheduledConnection:
+            {
+            iClientGroupRemoteNotifyHandler->SetHandled( ECGQActiveConnectionSuppressForScheduledConnection,
+                                                         EFalse );
+            break;
+            }
+
+
+        case EIMPSReqisterAsSignificantConnectionClientInScheduling :
+            {
+            if ( iClientConnModeHandler )
+                {
+                iClientConnModeHandler->CancelRegisteringAsSSClient();
+                delete iClientConnModeHandler;
+                iClientConnModeHandler = NULL;
+                }
+
+            break;
+            }
+
+        default:
+            {
+            break; //unknown service
+            }
+        }
+
+    return KErrNone;
+    }
+
+
+
+// -----------------------------------------------------------------------------
+// CIMPSConnectionUiAgentImp::StopAllServices()
+// -----------------------------------------------------------------------------
+//
+void CIMPSConnectionUiAgentImp::StopAllServices()
+    {
+    //NOTE!! When adding new services, remember add those also here
+
+    StopService( EIMPSNotifyActiveConnectionLostReasons );
+    StopService( EIMPSQueryActiveConnectionScheduledClose );
+    StopService( EIMPSQueryActiveConnectionSuppressForScheduledConnection );
+    StopService( EIMPSReqisterAsSignificantConnectionClientInScheduling );
+    }
+
+
+// -----------------------------------------------------------------------------
+// CIMPSConnectionUiAgentImp::HandlePresenceEventL()
+// From MIMPSConnUiPresenceEventObserver
+// -----------------------------------------------------------------------------
+//
+void CIMPSConnectionUiAgentImp::HandlePresenceEventL( CIMPSConnUiPresEventNotifier* /*aNotifier*/,
+                                                      const CPEngNWSessionSlotID2& /*aSessionSlotID*/,
+                                                      TIMPSConnectionClient /*aClient*/,
+                                                      TIMPSPresenceServiceEvent aEvent )
+    {
+    MCnUiUiFacade* tempUi = CreateUiFacadeL();
+    if ( iUi )
+        {
+        delete iUi;
+        }
+    iUi = tempUi;
+
+    if ( iBrandedResourceFileName )
+        {
+
+        if ( iUi )
+            {
+            iUi->SwitchResourceFileL( *iBrandedResourceFileName );
+            }
+        }
+
+    if ( iClientGroupConnectionLostHandler )
+        {
+        if ( iBrandedResourceFileName )
+            {
+            iClientGroupConnectionLostHandler->UseResourceFileL( *iBrandedResourceFileName );
+            }
+        else
+            {
+            iClientGroupConnectionLostHandler->UseResourceFileL( KNullDesC() );
+            }
+        TRAPD( err, iClientGroupConnectionLostHandler->HandlePresenceEventL( aEvent ) );
+
+
+        //When userA logs in with some user id. Now userB logs in with same user id.
+        //Before UserA gets the notification from network of the server disconnection, userA
+        //tries to exit the application. The Application crashes.
+
+        //Reason:
+        //*******
+        //The UiSessionHandler calls for a HandlePresenceEventL(..) when UserA exits the application.
+        //Before the completion of this handler, the netwrok sends the notification, the current active
+        //object is put on a hold and the network disconnection active object takes the control.
+        //This results in calling the same HandlePresenceEventL(..), wherein the iUi is deleted.
+        //After completion the other thread which was interrupted resumes, and since the iUi was deleted
+        //this thread crashes.
+
+        //Solution:
+        //*********
+        //1: Remove delete which is below. So that some iUi is available for the other
+        //thread to complete. This soln was not followed as this commonUi has to be revamped
+        //take care of the same while revamping this component.
+        //2: better check for iUi before performing any action on the same. This is
+        //now followed as it is simpler solution.
+
+        if ( iUi )
+            {
+            iUi->HandleIfError( err );
+            }
+        }
+
+    if ( iClientGroupRemoteNotifyHandler )
+        {
+        if ( iBrandedResourceFileName )
+            {
+            iClientGroupConnectionLostHandler->UseResourceFileL( *iBrandedResourceFileName );
+            }
+        else
+            {
+            iClientGroupConnectionLostHandler->UseResourceFileL( KNullDesC() );
+            }
+        TRAPD( err, iClientGroupRemoteNotifyHandler->HandlePresenceEventL( aEvent ) );
+
+        if ( iUi )
+            {
+            iUi->HandleIfError( err );
+            }
+        }
+
+    delete iUi;
+    iUi = NULL;
+    }
+
+
+// -----------------------------------------------------------------------------
+// CIMPSConnectionUiAgentImp::HandlePresenceEventNotifyError()
+// From MIMPSConnUiPresenceEventObserver
+// -----------------------------------------------------------------------------
+//
+void CIMPSConnectionUiAgentImp::HandlePresenceEventNotifyError( CIMPSConnUiPresEventNotifier* /*aNotifier*/,
+                                                                TInt aError )
+    {
+    MCnUiUiFacade* tempUi = NULL;
+    // if we don't get facade we just don't show anything
+    TRAPD( err, tempUi = CreateUiFacadeL() );
+    if ( err )
+        {
+        return;
+        }
+
+    if ( iUi )
+        {
+        delete iUi;
+        }
+    iUi = tempUi;
+
+    if ( iBrandedResourceFileName )
+        {
+
+        if ( iUi )
+            {
+            TRAP( err, iUi->SwitchResourceFileL( *iBrandedResourceFileName ) );
+            if ( err != KErrNone )
+                {
+                CActiveScheduler::Current()->Error( err );
+                }
+            }
+        }
+
+
+    if ( iUi )
+        {
+        iUi->HandleIfError( aError );
+        }
+
+    delete iUi;
+    iUi = NULL;
+    }
+
+
+// -----------------------------------------------------------------------------
+// CIMPSConnectionUiAgentImp::UseResourceFileL()
+// -----------------------------------------------------------------------------
+//
+void CIMPSConnectionUiAgentImp::UseResourceFileL( const TDesC& aNewResourceFile )
+    {
+    if ( aNewResourceFile.Length() == 0 )
+        {
+        //empty resource file name ==> use the default resource
+        delete iBrandedResourceFileName;
+        iBrandedResourceFileName = NULL;
+        }
+    else
+        {
+        // use this resourcefile
+        HBufC* tempFile = aNewResourceFile.AllocL();
+        delete iBrandedResourceFileName;
+        iBrandedResourceFileName = tempFile;
+        }
+    }
+
+
+//  End of File
+
+
+
+
+