/*

* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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:      Class for handling move/copy related notes and operations.*

*/

#ifndef VCXHGMYVIDEOSVIDEOCOPIER_H

#define VCXHGMYVIDEOSVIDEOCOPIER_H

// INCLUDE FILES

#include <e32base.h>

#include <AknProgressDialog.h>

// FORWARD DECLARATIONS

class CVcxHgMyVideosVideoListImpl;

class CVcxHgMyVideosVideoModelHandler;

class CVcxHgMyVideosModel;

class CAknWaitDialog;

/**

 * Class for handling move/copy related notes and operations.

 * 

 * @lib vcxhgmyvideos.lib 

 */

NONSHARABLE_CLASS( CVcxHgMyVideosVideoCopier ) : public CBase,

                                                 public MProgressDialogCallback

    {

    public:

        /**

         * Two-phased constructor.

         * 

         * @param aVideoList Video list implementation.

         * @param aVideoModel Video model handler.

         * @param aModel Component's model.

         */

        static CVcxHgMyVideosVideoCopier* NewL( CVcxHgMyVideosVideoListImpl& aVideoList,

                                                CVcxHgMyVideosVideoModelHandler& aVideoModel,

                                                CVcxHgMyVideosModel& aModel );

        /**

         * Destructor.

         */

        virtual ~CVcxHgMyVideosVideoCopier();

        /**

         * Cheks status of currently selected items and UI list. Returns

         * flags that tell which move/copy realted menu items can be shown. 

         * 

         * @param aOperationTargets List of operation targets on UI.

         * @param aShowMoveAndCopySubmenu On return, ETrue if move/copy submenu can be shown.

         * @param aShowCopy On return, ETrue if copy menu item can be shown.

         * @param aShowMove On return, ETrue if move menu item can be shown.

         */

        void ShowMenuItemsL( 

                const RArray<TInt>& aOperationTargets,

                TBool& aShowMoveAndCopySubmenu,

                TBool& aShowCopy,

                TBool& aShowMove );

        /**

         * Moves or copies videos. Also shows memory selection dialog and

         * move/copy wait note.

         *

         * @param aOperationTargets List of operation targets on UI.

         * @param aCopy ETrue for copy operation, EFalse for move. 

         */        

        void MoveOrCopyL( 

                const RArray<TInt>& aOperationTargets,

                TBool aCopy );

        /**

         * Called by video list impl when move or copy command is completed.

         * 

         * @param aFailedCount Count of items that could not be moved/copied.

         * @param aFailedName Name of video where move/copy failed, if there was only one.

         */

        void VideoMoveOrCopyCompletedL( TInt aFailedCount, const TDesC& aFailedName );           

    public: // From MProgressDialogCallback

        /**

         * Called when (move/copy) wait dialog is dismissed.

         *

         * @aButtonId Button with which dialog was dismissed.

         */     

        void DialogDismissedL( TInt aButtonId );           

    protected:

        CVcxHgMyVideosVideoCopier( CVcxHgMyVideosVideoListImpl& aVideoList,

                                   CVcxHgMyVideosVideoModelHandler& aVideoModel,

                                   CVcxHgMyVideosModel& aModel );                

        void ConstructL();

        /**

         * Queries user for target drive.

         * 

         * @param aCopy ETrue for copy operation, EFalse for move.

         * @param aTargetDrive On return, target drive.

         * @return ETrue if user accepted target.

         */

        TBool QueryTargetDriveL( TBool aCopy, TInt& aTargetDrive );

        /**

         * Opens the move/copy wait note.

         * 

         * @param aOperationTargets Operation targets.

         * @param aCopy ETrue for copy operation, EFalse for move.

         */

        void OpenMoveCopyWaitNoteL( const RArray<TInt>& aOperationTargets,

                                    TBool aCopy );

        /**

         * Closes the move/copy wait note.

         */

        void CloseMoveCopyWaitNote();         

    protected: // data

        /**

         * Reference to video list implementation.

         * Not own.

         */

        CVcxHgMyVideosVideoListImpl& iVideoList;

        /**

         * Reference to video model handler.

         * Not own.

         */        

        CVcxHgMyVideosVideoModelHandler& iVideoModel;

        /**

         * Reference to component's model.

         * Not own.

         */

        CVcxHgMyVideosModel& iModel;

        /**

         * Move/copy wait dialog.

         * Own.

         */

        CAknWaitDialog* iMoveCopyWaitDialog;

        /**

         * Flag telling if latest operation was copy (ETrue) or move (EFalse).

         */

        TBool iCopy;

    };

#endif // VCXHGMYVIDEOSVIDEOCOPIER_H