wim/SwimReader/src/SwimSysAgentObserver.cpp
changeset 0 164170e6151a
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wim/SwimReader/src/SwimSysAgentObserver.cpp	Tue Jan 26 15:20:08 2010 +0200
@@ -0,0 +1,199 @@
+/*
+* Copyright (c) 2003 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:  Observer class for System Agent events
+*
+*/
+
+
+
+// INCLUDE FILES
+#include    "SwimSysAgentObserver.h"
+#include    "SwimReaderIF.h"
+#include    "WimTrace.h"
+
+#ifdef RD_STARTUP_CHANGE
+#include    <startupdomainpskeys.h> // Property values
+#else
+#include    <PSVariables.h>         // Property values
+#endif
+
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CSwimSysAgentObserver::CSwimSysAgentObserver
+// C++ default constructor can NOT contain any code, that
+// might leave.
+// -----------------------------------------------------------------------------
+//
+CSwimSysAgentObserver::CSwimSysAgentObserver( CSwimReaderIF* aReaderIF )
+    : CActive( EPriorityNormal )
+    {
+    _WIMTRACE(_L("WIM|SwimReader|CSwimSysAgentObserver::CSwimSysAgentObserver|Begin"));
+    CActiveScheduler::Add( this );
+    iReaderIF = aReaderIF;
+    }
+
+// -----------------------------------------------------------------------------
+// CSwimSysAgentObserver::ConstructL
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------
+//
+void CSwimSysAgentObserver::ConstructL()
+    {
+    _WIMTRACE(_L("WIM|SwimReader|CSwimSysAgentObserver::ConstructL|Begin"));
+    }
+
+// -----------------------------------------------------------------------------
+// CSwimSysAgentObserver::NewL
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+//
+CSwimSysAgentObserver* CSwimSysAgentObserver::NewL( CSwimReaderIF* aReaderIF )
+    {
+    _WIMTRACE(_L("WIM|SwimReader|CSwimSysAgentObserver::NewL|Begin"));
+    CSwimSysAgentObserver* self = new( ELeave ) CSwimSysAgentObserver ( aReaderIF );
+    
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    CleanupStack::Pop( self );
+
+    return self;
+    }
+
+    
+// Destructor
+CSwimSysAgentObserver::~CSwimSysAgentObserver()
+    {
+    _WIMTRACE(_L("WIM|SwimReader|CSwimSysAgentObserver::~CSwimSysAgentObserver|Begin"));
+    Cancel();
+    iProperty.Close();
+    }
+
+
+// -----------------------------------------------------------------------------
+// CSwimSysAgentObserver::Start
+// Start listening System agent events
+// -----------------------------------------------------------------------------
+//
+void CSwimSysAgentObserver::Start()
+    {
+    _WIMTRACE(_L("WIM|SwimReader|CSwimSysAgentObserver::Start|Begin"));
+    StartListening( ); //Start listening
+    }
+
+// -----------------------------------------------------------------------------
+// CSwimSysAgentObserver::StartListening
+// Start listening card status from System Agent
+// -----------------------------------------------------------------------------
+//
+void CSwimSysAgentObserver::StartListening()
+    {
+    _WIMTRACE(_L("WIM|SwimReader|CSwimSysAgentObserver::StartListening|Begin"));
+    iStatus = KRequestPending;
+#ifdef RD_STARTUP_CHANGE
+    TInt err = iProperty.Attach( KPSUidStartup, KPSSimStatus );
+#else
+    TInt err = iProperty.Attach( KUidSystemCategory, KPSUidSIMStatusValue );
+#endif    
+    if ( err == KErrNone )
+        {
+        iProperty.Subscribe( iStatus );
+        }
+    SetActive();
+    }
+
+// -----------------------------------------------------------------------------
+// CSwimSysAgentObserver::RunL
+// Got card state event
+// -----------------------------------------------------------------------------
+//
+void CSwimSysAgentObserver::RunL()
+    {
+    _WIMTRACE(_L("WIM|SwimReader|CSwimSysAgentObserver::RunL|Begin"));
+    //Notify on card event
+    TInt simState;
+    iProperty.Get( simState );
+#ifdef RD_STARTUP_CHANGE
+    switch ( simState )
+          {
+        case ESimUsable: //Card OK, no actions
+            {
+            StartListening();
+            break;
+            }
+
+        // In these states, the SIM card cannot be used by WIM. Notify.
+        // 
+        case ESimReadable:
+        case ESimNotReady:
+        case ESimNotPresent:
+            {
+            iReaderIF->Notify( EScardRemoved ); //Notify Scard server
+            StartListening(); //Start listening again
+            break;
+            }
+
+        // The device does not support any SIM card. WIM cannot be used.
+        //
+        case ESimNotSupported:
+            {
+            break;
+            }
+
+        // These states are considered as fatal errors.
+        //
+        case ESimStatusUninitialized:
+        default:
+            {
+            // __ASSERT_DEBUG( PANIC )
+            break;
+            }
+        }
+#else
+    switch ( simState )
+          {
+        case EPSSimOk: //Card OK, no actions
+            {
+            StartListening();
+            break;
+            }
+        case EPSSimNotPresent: //Flow trough
+        case EPSSimRejected: // Card removed
+            {
+            iReaderIF->Notify( EScardRemoved ); //Notify Scard server
+            StartListening(); //Start listening again
+            break;
+            }
+        default:
+            {
+            break;
+            }
+        }
+#endif // RD_STARTUP_CHANGE
+    }
+
+
+// -----------------------------------------------------------------------------
+// CSwimSysAgentObserver::DoCancel
+// Cancel asynchronous request
+// -----------------------------------------------------------------------------
+//
+void CSwimSysAgentObserver::DoCancel()
+    {
+    _WIMTRACE(_L("WIM|SwimReader|CSwimSysAgentObserver::DoCancel|Begin"));
+    iProperty.Cancel();
+    }
+
+//  End of File