/*

* Copyright (c) 2002 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: 

*     Image command event handling class.

*

*/

#ifndef __CPbkCodImageCmd_H__

#define __CPbkCodImageCmd_H__

//  INCLUDES

#include "MPbkImageOperationObservers.h" // MPbkImageSetObserver

#include <MMGFetchVerifier.h>

#include <e32base.h>    // CBase

#include <badesca.h>

#include <cntdef.h>

#include <AknServerApp.h>  // MAknServerAppExitObserver

// FORWARD DECLARATIONS

class CPbkContactItem;

class CEikMenuPane;

class CPbkContactEngine;

class CPbkImageManager;

class MPbkImageOperation;

class CAknWaitDialog;

class CPbkCodImageCmd;

class MCodCmdObserver;

class CDocumentHandler;

class CPbkImageDataWithInfo;

class CFileMan;

// CLASS DECLARATION

/**

 * Image command event handling class.

 */

NONSHARABLE_CLASS(CPbkCodImageCmd) : 

        public CBase,

        private MPbkImageSetObserver,

        private MPbkImageGetImageObserver,

        private MMGFetchVerifier,

        private MAknServerAppExitObserver

    {

    public:  // Constructors and destructor

        /**

         * Creates a new instance of this class.

         * @param aEngine Phonebook contact engine.

         * @param aCodCmdObserver Observer

         * @return a new instance of this class.

         */

        static CPbkCodImageCmd* NewL

            (CPbkContactEngine& aEngine);

        /**

         * Destructor.

         */

        ~CPbkCodImageCmd();

    public: // New functions

        /**

         * Fetch a image from the photo album, attach it to a contact and

         * display the image.

         *

         * @param aId contact id to attach the image to.

         * @return  The selected filename if the image assignment was successfully started,

         *          NULL is returned if the image file is not selected.

         */

        TBool FetchImageL(TContactItemId aId);

        /**

         * Removes the image from the contact.

         *

         * @param aId contact id to remove photo from.

         * @return  ETrue if the image was removed, EFalse if the removal

         *          was canceled.

         */

        TBool RemoveImageL(TContactItemId aId);

        /**

         * Views the image from the contact.

         *

         * @param aId contact id.

         * @return  ETrue if the image was removed, EFalse if the removal

         *          was canceled.

         */

        void ViewImageL(TContactItemId aId);

    private: // from MPbkImageSetObserver

        void PbkImageSetComplete(MPbkImageOperation& aOperation);

        void PbkImageSetFailed(MPbkImageOperation& aOperation, TInt aError);

    private: // from MPbkImageGetImageObserver

        void PbkImageGetImageComplete

            (MPbkImageOperation& aOperation, CPbkImageDataWithInfo* aImageData);

        void PbkImageGetImageFailed

            (MPbkImageOperation& aOperation, TInt aError);

        void DoViewImageL(const TDesC8& aImageData);

    private: // from MMGFetchVerifier

        TBool VerifySelectionL(const MDesCArray* aSelectedFiles);

    private: // from MAknServerAppExitObserver

        void HandleServerAppExit(TInt aReason);

    private:  // Implementation

        CPbkCodImageCmd

            (CPbkContactEngine& aEngine);

        void ConstructL();

        void Cancel();

        void SetImageFilenameL();

        TInt DeleteTempFile();

        TInt DeleteTempFolder();

    private:    // Data

        /// Ref: Phonebook engine

        CPbkContactEngine& iEngine;

        /// Own: image manager

        CPbkImageManager* iPbkImageManager;

        /// Own: image set operation

        MPbkImageOperation* iImageOperation;

        /// Own: wait note dialog

        CAknWaitDialog* iWaitNote;

        /// Owns: contact item

        CPbkContactItem* iContactItem;

        /// Own: selected file

        CDesCArray* iSelectedFile;

        /// Own: Document handler

        CDocumentHandler* iDocumentHandler;        

        /// Own: Image data

        CPbkImageDataWithInfo* iImageData;

        /// Own: Filename

        HBufC* iFileName;

        /// Own: File management utility

        CFileMan* iFileMan;

    };

#endif // __CPbkCodImageCmd_H__

// End of File