--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/inc/MPEngAttributeTransactionObserver2.h Wed Sep 01 12:31:13 2010 +0100
@@ -0,0 +1,119 @@
+/*
+* 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: Observer interface to listen attribute transaction completion.
+*
+*/
+
+#ifndef __MPENGATTRIBUTETRANSACTIONOBSERVER2_H
+#define __MPENGATTRIBUTETRANSACTIONOBSERVER2_H
+
+// INCLUDES
+#include <E32Std.h>
+
+
+// FORWARD DECLARATIONS
+class CPEngAttributeTransaction2;
+class MPEngTransactionStatus2;
+
+
+// CLASS DECLARATION
+
+/**
+ * Observer interface to receive presence attribute
+ * transaction completion events.
+ *
+ * @since 3.0
+ */
+class MPEngAttributeTransactionObserver2
+ {
+ public: //Observer methods
+
+
+ /**
+ * Transaction complete handler.
+ *
+ * Called by CPEngAttributeTransaction2 to handle attribute
+ * transaction complete. If this method leaves, error code is
+ * reported back to HandleAttributeTransactionError().
+ *
+ * @since 3.0
+ * @param aStatus Transaction status container holding result from
+ * transaction. Container ownership remains on the notfier.
+ * @param aTransaction The transaction object where notification
+ * is coming from. No ownership transferred.
+ * @param aTransactionOperation ID of the completed transaction.
+ * Transaction operation IDs are listed in
+ * PEngPresenceEngineConsts2.h TPEngTransactionOperation
+ * enumeration. Client can use transaction ID to figure
+ * out what operation completed.
+ */
+ virtual void HandleAttributeTransactionCompleteL(
+ MPEngTransactionStatus2& aStatus,
+ CPEngAttributeTransaction2& aTransaction,
+ TInt aTransactionOperation ) = 0;
+
+
+
+ /**
+ * Failure handler.
+ *
+ * Called to handle leave errors from
+ * HandleAttributeTransactionCompleteL().
+ *
+ * @since 3.0
+ * @param aError The leave error from transaction complete handling.
+ * @param aTransaction The transaction object which event
+ * handling failed.
+ * @param aTransactionOperation ID of the transaction operation.
+ * which event handling failed. Transaction operation
+ * IDs are listed in PEngPresenceEngineConsts2.h
+ * TPEngTransactionOperation enumeration.
+ */
+ virtual void HandleAttributeTransactionError(
+ TInt aError,
+ CPEngAttributeTransaction2& aTransaction,
+ TInt aTransactionOperation ) = 0;
+
+
+ private: //Extensions
+
+ /**
+ * Reserved virtual table slots for future use.
+ * Do not implement this.
+ *
+ * @since 3.0
+ */
+ virtual TInt AttributeTransactionReserved() {
+ return KErrNotSupported;
+ }
+
+
+
+ protected: //Destructor
+
+ /**
+ * Protected destructor.
+ * Observers can't be destroyed via this interface.
+ */
+ virtual ~MPEngAttributeTransactionObserver2() { }
+
+ };
+
+
+
+#endif //__MPENGATTRIBUTETRANSACTIONOBSERVER2_H
+
+
+//End of file
+