/*

* Copyright (c) 2007-2008 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:  Attachment download progress bar

*

*/

#include "FreestyleAttachmentDownloadProgressBar.h"

#include "FreestyleEmailUi.rsg"

#include "FreestyleEmailUiAttachmentsListModel.h"

#include <eikprogi.h>

CFreestyleAttachmentDownloadProgressBar* CFreestyleAttachmentDownloadProgressBar::NewL()

    {

    CFreestyleAttachmentDownloadProgressBar* self = new (ELeave) CFreestyleAttachmentDownloadProgressBar();

    return self;

    }

CFreestyleAttachmentDownloadProgressBar::~CFreestyleAttachmentDownloadProgressBar()

    {

    TRAP_IGNORE( RemoveProgressBarL() );

    }

TBool CFreestyleAttachmentDownloadProgressBar::IsVisible() const

    {

    return iVisible;

    }

void CFreestyleAttachmentDownloadProgressBar::SetVisible( TBool aVisible )

    {

    iVisible = aVisible;

    }

void CFreestyleAttachmentDownloadProgressBar::DialogDismissedL( TInt aButtonId )

    {

    if ( aButtonId == R_AVKON_SOFTKEYS_CLOSE )

        {

        SetVisible( EFalse );

        }

    iProgressBar = NULL;

    }

void CFreestyleAttachmentDownloadProgressBar::ShowL()

    {

    SetVisible();

    UpdateL( *iCurrentAttachment );

    }

void CFreestyleAttachmentDownloadProgressBar::HideL()

    {

    SetVisible( EFalse );

    RemoveProgressBarL();

    }

void CFreestyleAttachmentDownloadProgressBar::UpdateL( const TAttachmentData& aAttachment )

    {

    TBool changed = AttachmentChanged( aAttachment );

    if (changed)

        {

        SetVisible();

        }

    SetAttachment( aAttachment );

    if ( iVisible )

        {

        if ( changed && iProgressBar )

            {

            RemoveProgressBarL();

            }

        if ( !iProgressBar )

            {

            CreateProgressBarL();

            }

        if ( iProgressBar )

            {

            RefreshProgressBarL();

            }

        }

    }

const TAttachmentData* CFreestyleAttachmentDownloadProgressBar::CurrentAttachment() const

    {

    return iCurrentAttachment;

    }

CFreestyleAttachmentDownloadProgressBar::CFreestyleAttachmentDownloadProgressBar()

    :iProgressBar( NULL ),

    iCurrentAttachment( NULL ),

    iVisible( ETrue )

    {    

    }

void CFreestyleAttachmentDownloadProgressBar::CreateProgressBarL()

    {

    ASSERT( iCurrentAttachment );

    iProgressBar = new (ELeave) CAknProgressDialog( reinterpret_cast<CEikDialog**>(&iProgressBar) );

    iProgressBar->PrepareLC( R_FSE_ATTACHMENT_DOWNLOAD_PROGRESS );

    iProgressBar->SetCallback( this );

    iProgressBar->SetTextL( iCurrentAttachment->fileName );

    CEikProgressInfo* progressInfo = iProgressBar->GetProgressInfoL();

    progressInfo->SetFinalValue( KComplete );

    iProgressBar->RunLD();

    }

void CFreestyleAttachmentDownloadProgressBar::RemoveProgressBarL()

    {

    if ( iProgressBar )

        {

        iProgressBar->ProcessFinishedL();

        }

    delete iProgressBar;

    iProgressBar = NULL;

    }

void CFreestyleAttachmentDownloadProgressBar::RefreshProgressBarL()

    {

    ASSERT( iProgressBar );  

    ASSERT( iCurrentAttachment );

    CEikProgressInfo* progressInfo = iProgressBar->GetProgressInfoL();

    progressInfo->SetAndDraw( iCurrentAttachment->downloadProgress );

    if ( iCurrentAttachment->downloadProgress == KComplete )

        {

        RemoveProgressBarL();

        }

    }

TBool CFreestyleAttachmentDownloadProgressBar::AttachmentChanged( const TAttachmentData& aAttachment ) const

    {

    TBool changed = ETrue;

    if ( iCurrentAttachment )

        {

        changed = !( iCurrentAttachment->partData == aAttachment.partData );

        }

    return changed;

    }

void CFreestyleAttachmentDownloadProgressBar::SetAttachment( const TAttachmentData& aAttachment )

    {

    iCurrentAttachment = &aAttachment;

    }

void CFreestyleAttachmentDownloadProgressBar::Reset()

    {

    iCurrentAttachment = NULL;

    }