1 /*

     2 * Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  New memory selection setting item to support multiple drives.

    15 *

    16 */

    17 

    18 #ifndef CAKNCFDFILESYSTEMEVENT_H_

    19 #define CAKNCFDFILESYSTEMEVENT_H_

    20 

    21 // INCLUDES

    22 #include <e32base.h>

    23 #include <f32file.h>

    24 

    25 // FORWARD DECLARATIONS

    26 class MAknCFDFileSystemObserver;

    27 

    28 // CLASS DECLARATION

    29 

    30 /**

    31 *  This class listens file system events

    32 *

    33 *  @lib CommonDialogs.lib

    34 *  @since s60 5.0

    35 */

    36 NONSHARABLE_CLASS(CAknCFDFileSystemEvent) : public CActive

    37     {

    38     public:  // Constructors and destructor

    39 

    40         /**

    41         * Two-phased constructor.

    42         */

    43         static CAknCFDFileSystemEvent* NewL( RFs& aFs, 

    44         		MAknCFDFileSystemObserver& aObserver,

    45                 TNotifyType aNotifyType, 

    46                 const TDesC& aFullPath = KNullDesC );

    47 

    48         /**

    49         * Destructor.

    50         */

    51         virtual ~CAknCFDFileSystemEvent();

    52     public:

    53 

    54         /**

    55         * Sets file system event

    56         * @since s60 5.0

    57         */

    58         void Setup();

    59 

    60         /**

    61         * This calls refresh if file system event has happened

    62         * @since s60 5.0

    63         */

    64         void CheckFileSystemEvent();

    65     protected:  // Functions from base classes

    66         /**

    67         * From CActive Called when asynchronous request has completed

    68         * @since s60 5.0

    69         */

    70         void RunL();

    71 

    72         /**

    73         * From CActive Called when asynchronous request has failed

    74         * @since s60 5.0

    75         */

    76         TInt RunError( TInt aError );

    77 

    78         /**

    79         * From CActive Called when asynchronous request was cancelled

    80         * @since s60 5.0

    81         */

    82         void DoCancel();

    83 

    84     private:

    85         /**

    86         * By default Symbian 2nd phase constructor is private.

    87         */

    88         void ConstructL( const TDesC& aFullPath );

    89 

    90         /**

    91         * C++ default constructor.

    92         */

    93         CAknCFDFileSystemEvent(

    94                 RFs& aFs, 

    95                 MAknCFDFileSystemObserver& aObserver,

    96                 TNotifyType aNotifyType );

    97     

    98     private:

    99         // Ref: Reference to opened File System session

   100         RFs& iFs;

   101 

   102         // Ref: This object is called when RunL occurs

   103         MAknCFDFileSystemObserver& iObserver;

   104         

   105         // Type of the notify, entry or disk.

   106         TNotifyType iNotifyType;

   107         

   108         // Full path of folder from where notification is needed

   109         HBufC* iFullPath;

   110 

   111         // Indicates if the event has been received

   112         TBool iIsReceived;

   113     };

   114 

   115 #endif /*CAKNCFDFILESYSTEMEVENT_H_*/