upnpmediaserver/mediaserverengine/inc/upnpdiskremovedetector.h
changeset 0 7f85d04be362
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/upnpmediaserver/mediaserverengine/inc/upnpdiskremovedetector.h	Thu Dec 17 08:52:00 2009 +0200
@@ -0,0 +1,111 @@
+/** @file
+* Copyright (c) 2005-2008 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:  Detects remove disk event.
+*
+*/
+
+
+#ifndef C_CUPNPDISKREMOVEDETECTOR_H
+#define C_CUPNPDISKREMOVEDETECTOR_H
+
+// INCLUDE FILES
+#include <e32base.h>
+#include <f32file.h>
+
+// FORWARD DECLARATIONS
+class CUpnpMediaServer;
+
+
+// CLASS DECLARATION
+/**
+ *  Class is responsible for detecting removal/unmounting of a disk from file system
+ *  @since S60 v3.2
+ */
+class CUpnpDiskRemoveDetector : public CActive
+    {
+public: // New methods
+
+    /**
+    * Two-phased constructor.
+    * @param aObserver callback interface
+    */
+    static CUpnpDiskRemoveDetector* NewLC( CUpnpMediaServer* aObserver );
+
+    /**
+    * Two-phased constructor.
+    * @param aObserver callback interface
+    */
+    static CUpnpDiskRemoveDetector* NewL( CUpnpMediaServer* aObserver );
+
+    /**
+    * Destructor.
+    */
+    ~CUpnpDiskRemoveDetector();
+
+    /**
+     * Start watching for events - asynchronous method
+     */	
+    void StartL();
+
+protected: // From CActive
+
+    /**
+     * From CActive, called when event occur.
+     */
+    void RunL();
+
+    /**
+     * From CActive, cancel watching for incoming events.
+     */
+    void DoCancel();
+
+    /**
+     * From CActive, called when RunL leaves.
+     * @param aError error code
+     */
+    TInt RunError( TInt aError );
+
+private: // New methods
+    /**
+    * C++ default constructor.
+    * @param aObserver callback interface
+    */
+    CUpnpDiskRemoveDetector( CUpnpMediaServer* aObserver );
+
+    /**
+     * Second phase constructor
+     */
+    void ConstructL();
+
+    /**
+     * Check if the upload direcotory is valid
+     */
+    void CheckUploadDirectoryL();
+    
+    /**
+     * Subscribe this object for file system disk event
+     */
+    void SubscribeForDiskEvent();
+
+private: // Data
+
+    // Interface monitor
+    RFs iFs;
+
+    //Callback interface
+    CUpnpMediaServer* iObserver;
+
+    };
+
+#endif // C_CUPNPDISKREMOVEDETECTOR_H