1 /*

     2 * Copyright (c) 2009 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: Attachment fetch utility class for event viewers and editors

    15 *

    16 */

    17 

    18 #ifndef CMRATTACHMENTUI_H

    19 #define CMRATTACHMENTUI_H

    20 

    21 // INCLUDES

    22 #include <e32base.h>

    23 #include <f32file.h> // RFs

    24 #include <mediafiletypes.hrh> // TMediaFileType

    25 #include <aknprogressdialog.h> // MProgressDialogCallback

    26 #include <mmgfetchverifier.h>

    27 #include <maknfileselectionobserver.h>

    28 

    29 // FORWARD DECLARATIONS

    30 class MESMRCalEntry;

    31 class CMRAttachmentProgressInfo;

    32 class CMRFileManager;

    33 class CMRGrid;

    34 

    35 // CLASS DECLARATIONS

    36 /**

    37  * Observer for the attachment operation

    38  */

    39 class MMRAttachmentUiObserver

    40 	{

    41 	public:

    42 		virtual void AttachmentOperationCompleted( MDesC16Array& aArray ) = 0;

    43 

    44 	protected:

    45 		virtual ~MMRAttachmentUiObserver() { }

    46 	};

    47 

    48 /**

    49  * Class for attachment operation results

    50  */

    51 class TAttachmentOpResult

    52 	{

    53 	public:

    54 		inline TAttachmentOpResult() : iFiles( NULL ){}

    55 

    56 	public:

    57 		MDesC16Array* iFiles;

    58 	};

    59 

    60 /**

    61  * Facade class for the attachment related ui operations

    62  */

    63 NONSHARABLE_CLASS( CMRAttachmentUi ): public CBase, public MProgressDialogCallback, 

    64                          public MMGFetchVerifier, public MAknFileSelectionObserver

    65 	{

    66 	public:

    67 		/**

    68 		 * Static c'tor

    69 		 */

    70 		IMPORT_C static CMRAttachmentUi* NewL();

    71 

    72 		/**

    73 		 * D'tor

    74 		 */

    75 		IMPORT_C ~CMRAttachmentUi();

    76 

    77 	public: // Interface

    78 

    79 		/**

    80 		 * Launches Attachment Fetch UI

    81 		 * Works synchronously

    82 		 * @param aEntry Entry that will updated with attachments

    83 		 * @return System wide error code

    84 		 */

    85 		IMPORT_C TInt LaunchFetchUi( MESMRCalEntry& aEntry );

    86 

    87 		/**

    88 		 * Launches Attachment Fetch UI

    89 		 * Works synchronously

    90 		 * @param aEntry Entry which attachments will be listed.

    91 		 * 					Attachments can be added by user also.

    92 		 * @return System wide error code

    93 		 */

    94 		IMPORT_C TInt LaunchViewerUi( MESMRCalEntry& aEntry );

    95 

    96 		/**

    97 		 * Add observer

    98 		 * @param aObserver Observer for attachment process

    99 		 */

   100 		IMPORT_C void SetObserver( MMRAttachmentUiObserver& aObserver );

   101 

   102 		IMPORT_C TAttachmentOpResult LatestOperationResult();

   103 

   104 	public: // From MProgressDialogCallback

   105 		void DialogDismissedL( TInt aButtonId );

   106 		

   107 	public: // From MMGFetchVerifier

   108 	    TBool VerifySelectionL( const MDesCArray* aSelectedFiles );

   109 	

   110 	public: // From MAknFileSelectionObserver

   111 	    TBool OkToExitL( const TDesC& aDriveAndPath, const TEntry& aEntry );

   112 

   113 	private: // Implementation

   114 		CMRAttachmentUi();

   115 		void ConstructL();

   116 		void DoLaunchFetchUiL();

   117 		void DoLaunchViewerUiL();

   118 		TMediaFileType ResolveAttachmentTypeL();

   119 		void StartCopyOpL();

   120 		void UpdateEntryL();

   121 		TBool FileDrmProtectedL( RFile& aFile );

   122 		TBool IsDuplicateNameL( const TDesC& aSelectedFile );

   123 		

   124 	private: // Data

   125 		/// Ref: Currently active entry

   126 		MESMRCalEntry* iEntry;

   127 		/// Own: file server sesssion handle

   128 		RFs iFsSession;

   129 		/// Own: Progress bar

   130 		CMRAttachmentProgressInfo* iProgress;

   131 		/// Own: File count for files to be copied

   132 		TInt iFileCount;

   133 		/// Own: Array of files to be copied

   134 		CDesCArrayFlat* iFilesToCopy;

   135 		/// Own: Array of files to be added without copy

   136 		CDesCArrayFlat* iFilesToAdd;

   137 		/// Own: File copy manager

   138 		CMRFileManager* iManager;

   139 		/// Ref: Attachment ui process observer reference

   140 		MMRAttachmentUiObserver* iObserver;

   141 	};

   142 #endif // CMRATTACHMENTUI_H

   143 // End of file