/*
* Copyright (c) 2009 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:   MR title pane handler implementation
*
*/

#include "cesmrtitlepanehandler.h"

#include <akntitle.h>
#include <eikspane.h>
#include <avkon.hrh> // EEikStatusPaneUidTitle

// DEBUG
#include "emailtrace.h"

// ======== MEMBER FUNCTIONS ========

// ---------------------------------------------------------------------------
// CESMRTitlePaneHandler::CESMRTitlePaneHandler
// ---------------------------------------------------------------------------
//
CESMRTitlePaneHandler::CESMRTitlePaneHandler( CEikonEnv& aEnv )
    : iEikEnv( aEnv )
    {
    FUNC_LOG;
    // Do nothing
    }

// ---------------------------------------------------------------------------
// CESMRTitlePaneHandler::ConstructL
// ---------------------------------------------------------------------------
//
void CESMRTitlePaneHandler::ConstructL()
    {
    FUNC_LOG;
    // Do nothing
    }

// ---------------------------------------------------------------------------
// CESMRTitlePaneHandler::NewL
// ---------------------------------------------------------------------------
//
CESMRTitlePaneHandler* CESMRTitlePaneHandler::NewL( CEikonEnv& aEnv )
    {
    FUNC_LOG;
    CESMRTitlePaneHandler* self = new (ELeave) CESMRTitlePaneHandler( aEnv );
    CleanupStack::PushL( self );
    self->ConstructL();
    CleanupStack::Pop( self );
    return self;
    }

// ---------------------------------------------------------------------------
// CESMRTitlePaneHandler::~CESMRTitlePaneHandler
// ---------------------------------------------------------------------------
//
CESMRTitlePaneHandler::~CESMRTitlePaneHandler()
    {
    FUNC_LOG;
    delete iSaveTitlePaneText;
    }

// ---------------------------------------------------------------------------
// CESMRTitlePaneHandler::SetNewTitle
// ---------------------------------------------------------------------------
//
void CESMRTitlePaneHandler::SetNewTitle( const TDesC* aNewTitle )
    {
    FUNC_LOG;
    TRAPD( error, SetTitlePaneTextL( aNewTitle ) );

    if ( error != KErrNone )
    	{
    	iEikEnv.HandleError( error );
    	}
    }

// ---------------------------------------------------------------------------
// CESMRTitlePaneHandler::Rollback
// ---------------------------------------------------------------------------
//
void CESMRTitlePaneHandler::Rollback()
    {
    FUNC_LOG;
    if ( iTitlePane && iSaveTitlePaneText )
        {
        // iTitlePane takes ownership of iSaveTitlePaneText
        iTitlePane->SetText( iSaveTitlePaneText );
        iSaveTitlePaneText = NULL;
        }
    }


// ---------------------------------------------------------------------------
// CESMRTitlePaneHandler::SetTitlePaneTextL
// ---------------------------------------------------------------------------
//
void CESMRTitlePaneHandler::SetTitlePaneTextL( const TDesC* aNewTitle )
    {
    FUNC_LOG;
    // Reset saved state
    delete iSaveTitlePaneText;
    iSaveTitlePaneText = NULL;

    CEikStatusPane* statusPane = iEikEnv.AppUiFactory()->StatusPane();

    if ( statusPane )
        {
        if ( statusPane->PaneCapabilities(
                TUid::Uid( EEikStatusPaneUidTitle ) ).IsPresent() )
            {
            iTitlePane = static_cast<CAknTitlePane*>(
                    statusPane->ControlL( TUid::Uid( EEikStatusPaneUidTitle ) ) );

            if ( iTitlePane->Text() )
                {
                iSaveTitlePaneText = iTitlePane->Text()->AllocL();
                }

            if ( aNewTitle )
                {
                iTitlePane->SetTextL( *aNewTitle );
                }
            else
                {
                iTitlePane->SetTextToDefaultL();
                }
            }
        }
    }

// End of file