PECengine/PresenceManager2/SrcNWSessionSlot/CPEngNWSessionOperation.cpp
changeset 0 094583676ce7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/PECengine/PresenceManager2/SrcNWSessionSlot/CPEngNWSessionOperation.cpp	Thu Dec 17 08:41:52 2009 +0200
@@ -0,0 +1,216 @@
+/*
+* Copyright (c) 2004 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:  NWSessionOperation base class.
+*
+*/
+
+// INCLUDE FILES
+#include "CPEngNWSessionOperation.h"
+#include "MPEngNWSessionOperationOwner.h"
+#include "CPEngTransactionStatus.h"
+#include "CPEngSessionSlotId.h"
+#include "CPEngNWSessionSlotID2Imp.h"
+#include "CPEngNWSessionProxy.h"
+
+
+#include <CPEngNWSessionSlot2.h>
+#include <CPEngNWSessionSlotID2.h>
+#include <MPEngNWSessionOperationObserver2.h>
+
+
+
+//LOCAL constants
+#ifdef _DEBUG
+namespace
+    {
+    //Panic
+    _LIT( KPEngNWSessionOpPanic, "PEngNwSesOp" );
+
+    //Panic reasons
+    enum TPEngNWSessionOpPanicReasons
+        {
+        EEngNWSesOpHasAlreadyOwner,
+        };
+
+    void PEngNWSessionOpPanic( TPEngNWSessionOpPanicReasons aPanicReason )
+        {
+        User::Panic( KPEngNWSessionOpPanic, aPanicReason );
+        }
+    }
+#endif
+
+
+
+// ================= MEMBER FUNCTIONS =======================
+// -----------------------------------------------------------------------------
+// CPEngNWSessionOperation::CPEngNWSessionOperation
+// -----------------------------------------------------------------------------
+CPEngNWSessionOperation::CPEngNWSessionOperation( TInt aPriority,
+                                                  CPEngNWSessionProxy& aNWSessionProxy,
+                                                  CPEngNWSessionSlot2& aInterface,
+                                                  MPEngNWSessionOperationObserver2& aObserver )
+        : CActive( aPriority ),
+        iNWSessionProxy( aNWSessionProxy ),
+        iInterface( aInterface ),
+        iObserver( aObserver ),
+        iCancelling( EFalse )
+    {
+    CActiveScheduler::Add( this );
+    }
+
+
+// -----------------------------------------------------------------------------
+// CPEngNWSessionOperation::~CPEngNWSessionOperation()
+// -----------------------------------------------------------------------------
+CPEngNWSessionOperation::~CPEngNWSessionOperation()
+    {
+    if ( iOperationOwner )
+        {
+        iOperationOwner->HandleNWSessionOperationDestruction( this );
+        }
+
+    delete iTransactionStatus;
+    }
+
+
+// -----------------------------------------------------------------------------
+// CPEngNWSessionOperation::BaseConstructL()
+// -----------------------------------------------------------------------------
+void CPEngNWSessionOperation::BaseConstructL()
+    {
+    iTransactionStatus = CPEngTransactionStatus::NewL();
+    }
+
+
+
+// -----------------------------------------------------------------------------
+// CPEngNWSessionOperation::SetOwner()
+// -----------------------------------------------------------------------------
+void CPEngNWSessionOperation::SetOwner( MPEngNWSessionOperationOwner& aOperationOwner )
+    {
+    __ASSERT_DEBUG( !iOperationOwner,
+                    PEngNWSessionOpPanic( EEngNWSesOpHasAlreadyOwner ) );
+
+    iOperationOwner = &aOperationOwner;
+    }
+
+
+
+// -----------------------------------------------------------------------------
+// CPEngNWSessionOperation::CancelOpD()
+// -----------------------------------------------------------------------------
+//
+void CPEngNWSessionOperation::CancelOpD()
+    {
+    if ( iCancelling )
+        {
+        //Cancel already running...
+        //==>This call is coming from observer callback which
+        //was called from DoCancel(). Break the nesting here
+        return;
+        }
+
+    iCancelling = ETrue;
+    CActive::Cancel();
+    iCancelling = EFalse;
+
+    delete this;
+    }
+
+
+
+// -----------------------------------------------------------------------------
+// CPEngNWSessionOperation::HandleOperationIssued()
+// -----------------------------------------------------------------------------
+void CPEngNWSessionOperation::HandleOperationIssued( TInt aError,
+                                                     TInt aNWSessionSlotOp )
+    {
+    iNWSessionSlotOp = aNWSessionSlotOp;
+
+    if ( aError == KErrNone )
+        {
+        SetActive();
+        }
+
+    else
+        {
+        //Complete with the error
+        iStatus = KRequestPending;
+        TRequestStatus *pS = &iStatus;
+        User::RequestComplete( pS, aError );
+        SetActive();
+        }
+    }
+
+
+
+// -----------------------------------------------------------------------------
+// CPEngNWSessionOperation::NotifyObserverFromCancel()
+// -----------------------------------------------------------------------------
+void CPEngNWSessionOperation::NotifyObserverFromCancel()
+    {
+    iTransactionStatus->Reset();
+    iTransactionStatus->SetStatus( iStatus.Int() );
+
+    TRAPD( err,
+           iObserver.HandleNWSessionOperationCompleteL( *iTransactionStatus,
+                                                        iInterface,
+                                                        iNWSessionSlotOp ); );
+
+    if ( err != KErrNone )
+        {
+        iObserver.HandleNWSessionOperationNotifyError( err,
+                                                       iInterface,
+                                                       iNWSessionSlotOp );
+        }
+    }
+
+
+
+// -----------------------------------------------------------------------------
+// CPEngNWSessionOperation::RunL()
+// -----------------------------------------------------------------------------
+void CPEngNWSessionOperation::RunL()
+    {
+
+    iTransactionStatus->Reset();
+    iTransactionStatus->SetStatus( iStatus.Int() );
+    DoHandleOpCompleted( iStatus.Int() );
+
+    iObserver.HandleNWSessionOperationCompleteL( *iTransactionStatus,
+                                                 iInterface,
+                                                 iNWSessionSlotOp );
+    //All done, delete self
+    delete this;
+    }
+
+
+// -----------------------------------------------------------------------------
+// CPEngNWSessionOperation::RunError()
+// -----------------------------------------------------------------------------
+TInt CPEngNWSessionOperation::RunError( TInt aError )
+    {
+    //Leave from observer callback, see RunL() above
+    iObserver.HandleNWSessionOperationNotifyError( aError,
+                                                   iInterface,
+                                                   iNWSessionSlotOp );
+
+    //All done, delete self
+    delete this;
+    return KErrNone;
+    }
+
+
+// End of file
+