/*

* Copyright (c) 2010 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: NMail application service interface used for viewing a mail

*              according to given id. The service utilizes the Qt highway framework.

*/

//  INCLUDES

#include "nmuiheaders.h" // Includes also the class header.

/*!

    \class NmViewerServiceInterface

    \brief A service interface for displaying the message according to given id.

*/

/*!

    Class constructor.

*/

NmViewerServiceInterface::NmViewerServiceInterface(QObject *parent,

        NmApplication *application,

        NmUiEngine &uiEngine)

    : XQServiceProvider(emailFullServiceNameMessage, parent),

      mApplication(application),

      mUiEngine(uiEngine),

      mAsyncReqId(0)

{

    publishAll();

}

/*!

    Class desctructor.

*/

NmViewerServiceInterface::~NmViewerServiceInterface()

{

    NM_FUNCTION;

}

/*!

    Opens view to the specific message

 */

void NmViewerServiceInterface::viewMessage(QVariant mailboxId, QVariant folderId, QVariant messageId)

{

    NM_FUNCTION;

    mAsyncReqId = setCurrentRequestAsync();

    NmId mailboxNmId(0);

    mailboxNmId = mailboxId.toULongLong();   

    NmId messageNmId(0);

    messageNmId = messageId.toULongLong(); 

    NmId folderNmId(0);

    folderNmId = folderId.toULongLong();

	// Make sure the app stays background if user presses back in viewer view

	bool visible = mApplication->updateVisibilityState();

    NmMessage *message = mUiEngine.message( mailboxNmId, folderNmId, messageNmId );

    if (message) {

        // bring application to foreground

        if (!XQServiceUtil::isEmbedded()) {

            XQServiceUtil::toBackground(false);

        }

        HbMainWindow *mainWindow = mApplication->mainWindow();

        mainWindow->show();

        // Launch the message list view.

        NmUiStartParam *startParam1 = 

            new NmUiStartParam(NmUiViewMessageList,

                               mailboxNmId,

                               folderNmId, // folder id

                               messageNmId, // message id

                               NmUiEditorCreateNew, // editor start mode

                               NULL, // address list

                               NULL, // attachment list

                               true); // start as service

        mApplication->enterNmUiView(startParam1);

        // Launch the message view.

        NmUiStartParam *startParam =

            new NmUiStartParam(NmUiViewMessageViewer,

                               mailboxNmId,

                               folderNmId, // folder id

                               messageNmId, // message id

                               NmUiEditorCreateNew, // editor start mode

                               NULL, // address list

                               NULL, // attachment list

                               false); // not started as service

        mApplication->enterNmUiView(startParam);

        completeRequest(mAsyncReqId,0);

    }

    else {

        // Message was not found

        // if started as embedded, do not hide the app

		if (!XQServiceUtil::isEmbedded() && !visible) {

			XQServiceUtil::toBackground(true);

		}

        completeRequest(mAsyncReqId,1);

        // Close the application if started as service

        if (XQServiceUtil::isService()) {

            // Exit the application when the return value is delivered

            connect(this, SIGNAL(returnValueDelivered()),

                    mApplication, SLOT(delayedExitApplication()));

        }

    }

}

// End of file.