filemanager/Engine/inc/MFileManagerProcessObserver.h
branchRCL_3
changeset 21 65326cf895ed
parent 0 6a9f87576119
equal deleted inserted replaced
20:491b3ed49290 21:65326cf895ed
       
     1 /*
       
     2 * Copyright (c) 2002-2007 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:  Defines an interface for handling engine events
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 
       
    20 #ifndef MFILEMANAGERPROCESSOBSERVER_H
       
    21 #define MFILEMANAGERPROCESSOBSERVER_H
       
    22 
       
    23 class MAknBackgroundProcess;
       
    24 
       
    25 
       
    26 // CLASS DECLARATION
       
    27 /**
       
    28 *  Defines an interface for handling engine events.
       
    29 *
       
    30 *  @since 2.0
       
    31 */
       
    32 class MFileManagerProcessObserver
       
    33     {
       
    34     public:
       
    35         /* Process which is observed*/
       
    36         enum TFileManagerProcess
       
    37             {
       
    38             ENoProcess = 0,
       
    39             ECopyProcess,
       
    40             EMoveProcess,
       
    41             EIRReceiveProcess,
       
    42             EDeleteProcess,
       
    43             EFormatProcess,
       
    44             EBackupProcess,
       
    45             ERestoreProcess,
       
    46             EEjectProcess,
       
    47             ESchBackupProcess,
       
    48             EFileOpenProcess
       
    49             };
       
    50 
       
    51         /** Event which is notified */
       
    52         enum TFileManagerNotify
       
    53             {
       
    54             ENotifyActionSelected = 0, // Action item is selected
       
    55             ENotifyDisksChanged, // Disk state changes (disk added, removed etc)
       
    56             ENotifyBackupMemoryLow, // Low memory for storing backup data
       
    57             ENotifyForcedFormat, // Forced format
       
    58             ENotifyFileOpenDenied // File open denied (DRM checks before open etc)
       
    59             };
       
    60 
       
    61         /**
       
    62         * Start the refresh process
       
    63         * @since 2.0
       
    64         */
       
    65         virtual void RefreshStartedL() = 0;
       
    66 
       
    67         /**
       
    68         * Stops the refresh process
       
    69         * @since 2.0
       
    70         */
       
    71         virtual void RefreshStoppedL() = 0;
       
    72 
       
    73         /**
       
    74         * Process has been started
       
    75         * @since 2.0
       
    76         * @param aProcess Started process
       
    77         * @param aFinalValue Executed progress final value
       
    78         */
       
    79         virtual void ProcessStartedL(
       
    80             TFileManagerProcess aProcess,
       
    81             TInt aFinalValue = 0 ) = 0;
       
    82 
       
    83         /**
       
    84         * Process finished
       
    85         * @since 2.0
       
    86         * @param aError Finish status
       
    87         * @param aName Finish status related text
       
    88         */
       
    89         virtual void ProcessFinishedL(
       
    90             TInt aError, const TDesC& aName = KNullDesC ) = 0;
       
    91 
       
    92         /**
       
    93         * During execution of process bytes (file copy) or
       
    94         * percentage (Infrared file receiving)
       
    95         * is updated via this method
       
    96         * @since 2.0
       
    97         * @param aValue Execution progress related value
       
    98         */
       
    99         virtual void ProcessAdvanceL( TInt aValue ) = 0;
       
   100 
       
   101         /**
       
   102         * Query file overwrite from user
       
   103         * @since 2.0
       
   104         * @param aOldFileName old name of the item
       
   105         * @param aNewFileName new name of the item
       
   106         * @param aProcess Move or Copy in progress
       
   107         * @return ETrue if user want's to overwrite the name, EFalse if not
       
   108         */
       
   109         virtual TBool ProcessQueryOverWriteL(
       
   110             const TDesC& aOldFileName,
       
   111             TDes& aNewFileName,
       
   112             TFileManagerProcess aProcess ) = 0;
       
   113 
       
   114         /**
       
   115         * Query rename item from user
       
   116         * @param aOldFileName old name of the item
       
   117         * @param aNewFileName new name of the item
       
   118         * @param aProcess Move or Copy in progress
       
   119         * @since 2.0
       
   120         * @return ETrue if user want's to change the name, EFalse if not
       
   121         */
       
   122         virtual TBool ProcessQueryRenameL(
       
   123             const TDesC& aOldFileName,
       
   124             TDes& aNewFileName,
       
   125             TFileManagerProcess aProcess ) = 0;
       
   126 
       
   127         /**
       
   128         * Creates and displays wait note
       
   129         * @since 2.0
       
   130         * @param aProcess reference to object which implements
       
   131         *                 the Wait Note Wrapper API
       
   132         */
       
   133         virtual void ShowWaitDialogL( MAknBackgroundProcess& aProcess ) = 0;
       
   134 
       
   135         /**
       
   136         * Engine reports that there is an error
       
   137         * @param aError error code
       
   138         * @since 2.0
       
   139         */
       
   140         virtual void Error( TInt aError ) = 0;
       
   141 
       
   142         /**
       
   143         * Handles engine notification
       
   144         * @since 3.1
       
   145         * @param aType Notification type
       
   146         * @param aData Notification related data
       
   147         * @param aName Notification related text
       
   148         * @return A notification related value
       
   149         */
       
   150         virtual TInt NotifyL(
       
   151             TFileManagerNotify aType,
       
   152             TInt aData = 0,
       
   153             const TDesC& aName = KNullDesC ) = 0;
       
   154 
       
   155     };
       
   156 
       
   157 #endif // MFILEMANAGERPROCESSOBSERVER_H
       
   158 
       
   159 // End of File