/*

* Copyright (c) 2002-2007 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: 

*           View image command event handling class.

*

*/

// INCLUDE FILES

#include "CPbk2ViewImageCmd.h"

// Phonebook 2

#include "Pbk2DataCaging.hrh"

#include <MPbk2CommandObserver.h>

#include <TPbk2StoreContactAnalyzer.h>

// Virtual Phonebook

#include <MVPbkStoreContact.h>

#include <MVPbkFieldType.h>

#include <MVPbkContactFieldTextData.h>

// System includes

#include <DocumentHandler.h>            // CDocumentHandler

#include <apmstd.h>                     // TDataType

#include <StringLoader.h>

#include <aknnotewrappers.h>

// Debugging headers

#include <Pbk2Debug.h>

// --------------------------------------------------------------------------

// CPbk2ViewImageCmd::CPbk2ViewImageCmd

// --------------------------------------------------------------------------

//

CPbk2ViewImageCmd::CPbk2ViewImageCmd( MPbk2ContactUiControl& aUiControl )

    : CPbk2ImageCmdBase( aUiControl )

    {

    }

// --------------------------------------------------------------------------

// CPbk2ViewImageCmd::ConstructL

// --------------------------------------------------------------------------

//

void CPbk2ViewImageCmd::ConstructL()

    {

    CPbk2ImageCmdBase::BaseConstructL();

    iDocHandler = CDocumentHandler::NewL();

    iDocHandler->SetExitObserver( this );

    }

// --------------------------------------------------------------------------

// CPbk2ViewImageCmd::NewL

// --------------------------------------------------------------------------

//

CPbk2ViewImageCmd* CPbk2ViewImageCmd::NewL(

        MPbk2ContactUiControl& aUiControl )

    {

    CPbk2ViewImageCmd* self =

        new (ELeave) CPbk2ViewImageCmd( aUiControl );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

// --------------------------------------------------------------------------

// CPbk2ViewImageCmd::~CPbk2ViewImageCmd

// --------------------------------------------------------------------------

//

CPbk2ViewImageCmd::~CPbk2ViewImageCmd()

    {

    delete iDocHandler;

    }

// --------------------------------------------------------------------------

// CPbk2ViewImageCmd::ExecuteCommandL

// --------------------------------------------------------------------------

//

TBool CPbk2ViewImageCmd::ExecuteCommandL()

    {

    TBool result = EFalse;

    // fetch image from contact's image field

    TInt fieldIndex( KErrNotFound );

    TPbk2StoreContactAnalyzer analyzer( *iContactManager, iStoreContact );

    fieldIndex = analyzer.HasFieldL( R_PHONEBOOK2_IMAGE_SELECTOR );

    if( fieldIndex != KErrNotFound )

        {

        // retrieve field pointer and its current text for call

        MVPbkStoreContactField& field =

            iStoreContact->Fields().FieldAt( fieldIndex );

        iFileName.Copy(

            MVPbkContactFieldTextData::Cast( field.FieldData() ).Text() );

        // empty datatype for automatic recognization

        TDataType dataType;

        // open file using document handler

        TInt status = KErrGeneral;

        TRAPD( error, status = iDocHandler->

            OpenFileEmbeddedL( iFileName, dataType ) );

        // KErrNotReady, when no mmc inserted

        // KErrNotFound, when image is deleted

        if ( error == KErrNotFound || error == KErrUnderflow

                                   || error == KErrCorrupt 

                                   || error == KErrNotReady )

            {

            // if the image has been deleted from Image Gallery

            // or it is corrupted, show a note instead of leave

            ShowImageNotOpenedNoteL();

            }

        result = ( status == KErrNone );

        }

    else

        {

        // When viewing image on the business card, show "can't open" note for it

        ShowImageNotOpenedNoteL();

        }

    return result;

    }

// --------------------------------------------------------------------------

// CPbk2ViewImageCmd::HandleServerAppExit

// --------------------------------------------------------------------------

//

void CPbk2ViewImageCmd::HandleServerAppExit( TInt aReason )

    {

    // make base call first

    MAknServerAppExitObserver::HandleServerAppExit( aReason );

    // finish the command (treat KUserCancel as KErrNone too)

    ProcessDismissed( KErrNone );

    }

// --------------------------------------------------------------------------

// CPbk2ViewImageCmd::ShowImageNotOpenedNoteL

// --------------------------------------------------------------------------

//

void CPbk2ViewImageCmd::ShowImageNotOpenedNoteL()

    {

    HBufC* prompt = StringLoader::LoadLC( R_QTN_ALBUM_ERR_FORMAT_UNKNOWN );

    CAknInformationNote* dlg = new ( ELeave ) CAknInformationNote( ETrue );

    dlg->ExecuteLD( *prompt );

    CleanupStack::PopAndDestroy( prompt );

    }

//  End of File