ncdengine/engine/inc/catalogsasyncmediator.h
changeset 0 ba25891c3a9e
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ncdengine/engine/inc/catalogsasyncmediator.h	Thu Dec 17 08:51:10 2009 +0200
@@ -0,0 +1,66 @@
+/*
+* Copyright (c) 2007-2008 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:   
+*
+*/
+
+
+#ifndef C_CATALOGSASYNCMEDIATOR_H
+#define C_CATALOGSASYNCMEDIATOR_H
+
+#include <e32base.h>
+
+/**
+ * Used to call a callback after an asynchronous service completes
+ * but before the real client of the asynchronous service is notified
+ * of completion
+ *
+ */
+class CCatalogsAsyncMediator : public CActive
+    {
+public:
+
+    /**
+     * Constructor
+     *
+     * @param aStatus Client's status
+     * @param aCallback Callback method that is called when this object completes
+     */          
+    CCatalogsAsyncMediator( 
+        TRequestStatus& aStatus, 
+        TCallBack aCallback );
+    
+    /**
+     * DO NOT DELETE this object before the real request has been completed
+     */
+    virtual ~CCatalogsAsyncMediator();
+
+    /**
+     * Activates this object
+     */
+    void Activate();
+    
+protected:
+
+    virtual void RunL();
+    virtual void DoCancel();
+    virtual TInt RunError( TInt aError );    
+
+private:
+
+    TRequestStatus& iClientStatus;    
+    TCallBack iCallback;
+    };
+
+#endif // C_CATALOGSASYNCMEDIATOR_H