--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/layouts/cdl/CdlServer/inc/CdlDllWatcher.h	Thu Dec 17 09:14:12 2009 +0200
@@ -0,0 +1,48 @@
+/*
+* Copyright (c) 2009 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 CDLDLLWATCHER_H
+#define CDLDLLWATCHER_H
+
+#include <e32base.h>
+#include <f32file.h>
+#include "CdlServEng.h"
+
+/**
+* Mixin interface for objects that want to observe changes in the set of available CDL DLLs.
+*/
+class MCdlDllsObserver
+	{
+public:
+	virtual void McdoPrepareForChangesL() = 0;
+	virtual void McdoFileAddedL(const TDesC& aFile) = 0;
+	virtual void McdoFileRemovedL(const TDesC& aFile) = 0;
+	virtual void McdoChangesCompleteL() = 0;
+	};
+
+class CCdlDllsWatcherBase : public CActive
+	{
+public:
+	static void NewL(CCdlDllsWatcherBase*& iWatcher, RFs& aFs, MCdlDllsObserver* aObserver);
+	CCdlDllsWatcherBase(RFs& aFs);
+	CCdlRefCollection* FileContentsLC(const TDesC& aFileName);
+	virtual TInt IsPluginInRom(const TDesC& aFileName, TBool& aIsInRom) const = 0;
+	virtual TInt PluginDrive(const TDesC& aFileName, TDriveUnit& aDrive) const = 0;
+protected:
+	RFs& iFs;
+	};
+
+#endif