/*
 * globaleventqueue.h - a list of all queued events from enabled accounts
 * Copyright (C) 2008-2010  Yandex LLC (Michail Pishchagin)
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 *
 */

#ifndef GLOBALEVENTQUEUE_H
#define GLOBALEVENTQUEUE_H

#include <QObject>

#include "psievent.h"

class GlobalEventQueue : public QObject
{
    Q_OBJECT

public:
    static GlobalEventQueue* instance();

    int count() const;

    const QList<int>& ids() const;
    PsiEvent::Ptr peek(int id) const;

protected:
    void enqueue(EventItem* item);
    void dequeue(EventItem* item);

signals:
    void queueChanged();

private:
    GlobalEventQueue();

    static GlobalEventQueue* instance_;
    QList<int> ids_;
    QList<EventItem*> items_;
    friend class EventQueue;
};

#endif
