--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/devicediagnosticsfw/diagframework/inc/diagpluginpoolobserver.h	Thu Dec 17 09:07:52 2009 +0200
@@ -0,0 +1,69 @@
+/*
+* Copyright (c) 2007 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 use with CDiagPluginPool 
+*
+*/
+
+
+#ifndef DIAGPLUGINPOOLOBSERVER_H
+#define DIAGPLUGINPOOLOBSERVER_H
+
+// INCLUDES
+#include <e32cmn.h>     // TUid
+#include <e32def.h>     // TInt
+
+// FORWARD DECLARATIONS
+class MDiagPlugin;
+
+/**
+*  Diagnostics Framework Plugin Pool Observer
+*
+*  This interface is called by CDiagPluginPool to notify the plug-in 
+*  loading progress. This is used only for LoadAsyncL() scenario.
+*
+*  @since S60 v5.0
+*/
+class MDiagPluginPoolObserver 
+    {
+public:
+
+    /**
+    * Notify client of plug-in loading progress.
+    *
+    * @param aCurrPlugin   Current plugin index in loading process. 
+    *                       Use it to display loading progress.
+    * @param aPluginCount  Totals number of plug-ins
+    * @param aLoadedPluginUid  Uid of the plug-in just loaded.
+    */
+    virtual void LoadProgressL( TUint aCurrentPlugin, 
+                                TUint aPluginCount, 
+                                const TUid& aLoadedPluginUid ) = 0;
+
+
+    /**
+    * Notify client of plug-in loading completion
+    *
+    * @param aError     KErrNone - Success
+    *                   KErrCorrupt  - One ore more plugin could not
+    *                   be loaded. 
+    *                   KErrNoMemory - Not enough memory.
+    */
+    virtual void LoadCompletedL( TInt aError ) = 0;
+    };
+
+
+#endif // DIAGPLUGINPOOLOBSERVER_H
+
+// End of File
+