markmessagereadhandler.cpp

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/*
    Copyright (C) 2010 Klarälvdalens Datakonsult AB,
        a KDAB Group company, info@kdab.net,
        author Tobias Koenig <tokoe@kdab.com>

    This library is free software; you can redistribute it and/or modify it
    under the terms of the GNU Library General Public License as published by
    the Free Software Foundation; either version 2 of the License, or (at your
    option) any later version.

    This library is distributed in the hope that it will be useful, but WITHOUT
    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
    License for more details.

    You should have received a copy of the GNU Library General Public License
    along with this library; see the file COPYING.LIB.  If not, write to the
    Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
    02110-1301, USA.
*/

#include "markmessagereadhandler.h"

#include "settings/globalsettings.h"

#include <akonadi/itemmodifyjob.h>
#include <akonadi/kmime/messageflags.h>

#include <QtCore/QTimer>
using namespace MessageViewer;
K_GLOBAL_STATIC( Akonadi::Item::List, sListItem )

class MarkMessageReadHandler::Private
{
    public:
    Private( MarkMessageReadHandler *qq )
        : q( qq )
    {
    }

    void handleMessages();

    MarkMessageReadHandler *q;
    Akonadi::Item mItemQueue;
    QTimer mTimer;
};

void MarkMessageReadHandler::Private::handleMessages()
{
    Akonadi::Item item = mItemQueue;

    // mark as read
    item.setFlag( Akonadi::MessageFlags::Seen );

    Akonadi::ItemModifyJob *modifyJob = new Akonadi::ItemModifyJob( item, q );
    modifyJob->disableRevisionCheck();
    modifyJob->setIgnorePayload( true );
    sListItem->removeAll(item);
}


MarkMessageReadHandler::MarkMessageReadHandler( QObject *parent )
    : QObject( parent ), d( new Private( this ) )
{
    d->mTimer.setSingleShot( true );
    connect( &d->mTimer, SIGNAL(timeout()), this, SLOT(handleMessages()) );
}

MarkMessageReadHandler::~MarkMessageReadHandler()
{
    if( d->mTimer.isActive() )
        d->mTimer.stop();
    delete d;
}

void MarkMessageReadHandler::setItem( const Akonadi::Item &item )
{
    if ( sListItem->contains(item) || d->mItemQueue == item || item.hasFlag(Akonadi::MessageFlags::Queued) )
        return;
    d->mTimer.stop();

    sListItem->removeAll(d->mItemQueue);
    d->mItemQueue = item;
    sListItem->append(item);
    if ( item.hasFlag( Akonadi::MessageFlags::Seen ) )
        return;

    if ( MessageViewer::GlobalSettings::self()->delayedMarkAsRead() ) {
        const int delayedMarkTime = MessageViewer::GlobalSettings::self()->delayedMarkTime();
        if ( delayedMarkTime != 0 ) {
            d->mTimer.start( delayedMarkTime * 1000 );
        }
        else {
            d->handleMessages();
        }
    }
}

#include "moc_markmessagereadhandler.cpp"