/*

* 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:

*

*/

#include "logsforegroundwatcher.h"

#include "logslogger.h"

#include <apacmdln.h>

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

// Currently no other way to monitor first app foreground switch in case

// mainwindow is not made yet visible.

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

//

LogsForegroundWatcher::LogsForegroundWatcher(QObject* parent) : QObject(parent)

{

    CCoeEnv* env = CCoeEnv::Static();

    if (env) {

        TRAP_IGNORE(env->AddForegroundObserverL(*this));

    }

}

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

//

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

//

LogsForegroundWatcher::~LogsForegroundWatcher()

{

    CCoeEnv* env = CCoeEnv::Static();

    if (env) {

        env->RemoveForegroundObserver(*this);

    }

}

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

//

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

//

void LogsForegroundWatcher::ensureBackgroundStartup()

{

    CApaCommandLine* commandLine = 0;

    CApaCommandLine::GetCommandLineFromProcessEnvironment(commandLine);

    if ( commandLine ){

        TApaCommand command = commandLine->Command();

        if (command != EApaCommandBackground) {

            LOGS_QDEBUG( "logs [UI] -> LogsForegroundWatcher::ensureBackgroundStartup");

            TRAPD( err, commandLine->SetCommandL( EApaCommandBackground ) );

            if ( !err ){

                RProcess thisProcess;

                TRAP_IGNORE( commandLine->SetProcessEnvironmentL(thisProcess) )

            }

            LOGS_QDEBUG( "logs [UI] <- LogsForegroundWatcher::ensureBackgroundStartup");

        }

        delete commandLine;

    }

}

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

//

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

//

void LogsForegroundWatcher::HandleGainingForeground()

{

    LOGS_QDEBUG( "logs [UI] -> LogsForegroundWatcher::HandleGainingForeground" );

    emit gainingForeground();

    LOGS_QDEBUG( "logs [UI] <- LogsForegroundWatcher::HandleGainingForeground" );

}

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

//

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

//

void LogsForegroundWatcher::HandleLosingForeground()

{

    LOGS_QDEBUG( "logs [UI] -> LogsForegroundWatcher::HandleLosingForeground" );

    emit losingForeground();

    LOGS_QDEBUG( "logs [UI] <- LogsForegroundWatcher::HandleLosingForeground" );

}