filemanager/Engine/inc/Cfilemanagerfilesystemevent.h
changeset 0 6a9f87576119
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/filemanager/Engine/inc/Cfilemanagerfilesystemevent.h	Mon Jan 18 20:09:41 2010 +0200
@@ -0,0 +1,127 @@
+/*
+* Copyright (c) 2002-2006 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:  This AO is signaled when directory entry is added or removed 
+*                from file system
+*
+*/
+
+
+#ifndef CFILEMANAGERFILESYSTEMEVENT_H
+#define CFILEMANAGERFILESYSTEMEVENT_H
+
+
+// INCLUDES
+#include <e32base.h>
+#include <f32file.h>
+
+
+// FORWARD DECLARATIONS
+class CFileManagerEngine;
+
+
+// CLASS DECLARATION
+
+/**
+*  This class listens file system events
+*
+*  @lib FileManagerEngine.lib
+*  @since 2.0
+*/
+NONSHARABLE_CLASS(CFileManagerFileSystemEvent) : public CActive
+    {
+    public:  // Constructors and destructor
+
+        /**
+        * Two-phased constructor.
+        */
+        static CFileManagerFileSystemEvent* NewL( RFs& aFs, 
+            CFileManagerEngine& aEngine,
+            TNotifyType aNotifyType, 
+            const TDesC& aFullPath = KNullDesC );
+
+        /**
+        * Destructor.
+        */
+        virtual ~CFileManagerFileSystemEvent();
+
+    public:
+
+        /**
+        * Sets file system event
+        * @since 2.0
+        */
+        void Setup();
+
+        /**
+        * This calls refresh if file system event has happened
+        * @since 2.0
+        */
+        void CheckFileSystemEvent();
+
+
+    protected:  // Functions from base classes
+
+        /**
+        * From CActive Called when asynchronous request has completed
+        * @since 2.0
+        */
+        void RunL();
+
+        /**
+        * From CActive Called when asynchronous request has failed
+        * @since 2.0
+        */
+        TInt RunError( TInt aError );
+
+        /**
+        * From CActive Called when asynchronous request was cancelled
+        * @since 2.0
+        */
+        void DoCancel();
+
+    private:
+        /**
+        * By default Symbian 2nd phase constructor is private.
+        */
+        void ConstructL( const TDesC& aFullPath );
+
+        /**
+        * C++ default constructor.
+        */
+        CFileManagerFileSystemEvent(
+            RFs& aFs, 
+            CFileManagerEngine& aEngine,
+            TNotifyType aNotifyType );
+
+    private:    // Data
+        // Ref: Reference to opened File System session
+        RFs& iFs;
+
+        // Ref: This object is called when RunL occurs
+        CFileManagerEngine& iEngine;
+
+        // Type of the notify, entry or disk.
+        TNotifyType iNotifyType;
+
+        // Full path of folder from where notification is needed
+        HBufC* iFullPath;
+
+        // Indicates if the event has been received
+        TBool iIsReceived;
+
+    };
+
+#endif // CFILEMANAGERFILESYSTEMEVENT_H
+
+// End of File