source: psi/trunk/libpsi/psiwidgets/fancypopuplist.h

/*
 * fancypopuplist.h - the list class to hold all the FancyPopups
 * Copyright (C) 2003  Michail Pishchagin
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */

#ifndef POPUPLIST_H
#define POPUPLIST_H

#include <qobject.h>
#include <qptrlist.h>
#include "fancypopup.h"

class FancyPopupList : public QObject, public QPtrList<FancyPopup>
{
        Q_OBJECT

public:
        FancyPopupList()
        {
                setAutoDelete(true);
        }

        FancyPopup *last()
        {
                if ( !count() )
                        return 0;
                return QPtrList<FancyPopup>::first();
        }

        void prepend(const FancyPopup *d)
        {
                if ( isEmpty() )
                        emit started();

                connect(d, SIGNAL(destroyed(QObject *)), SLOT(popupDestroyed(QObject *)));
                QPtrList<FancyPopup>::prepend(d);
        }

signals:
        void started();
        void finished();

private slots:
        void popupDestroyed(QObject *p)
        {
                setAutoDelete(false);
                remove((FancyPopup *)p);
                setAutoDelete(true);

                if ( isEmpty() )
                        emit finished();
        }
};

#endif