/********************************************************************
 KWin - the KDE window manager
 This file is part of the KDE project.

Copyright (C) 1999, 2000 Matthias Ettrich <ettrich@kde.org>
Copyright (C) 2003 Lubos Lunak <l.lunak@kde.org>

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 program.  If not, see <http://www.gnu.org/licenses/>.
*********************************************************************/

#ifndef KWIN_SM_H
#define KWIN_SM_H

#include <QDataStream>
#include <kapplication.h>
#include <ksessionmanager.h>
#include <X11/SM/SMlib.h>
#include <netwm_def.h>
#include <QRect>

class QSocketNotifier;

namespace KWin
{

class Client;

struct SessionInfo
    {
    QByteArray sessionId;
    QByteArray windowRole;
    QByteArray wmCommand;
    QByteArray wmClientMachine;
    QByteArray resourceName;
    QByteArray resourceClass;

    QRect geometry;
    QRect restore;
    QRect fsrestore;
    int maximized;
    int fullscreen;
    int desktop;
    bool minimized;
    bool onAllDesktops;
    bool shaded;
    bool keepAbove;
    bool keepBelow;
    bool skipTaskbar;
    bool skipPager;
    bool noBorder;
    NET::WindowType windowType;
    QString shortcut;
    bool active; // means 'was active in the saved session'
    int stackingOrder;
    float opacity;
    int clientGroup; // Unique identifier for the client group that this window is in

    Client* clientGroupClient; // The first client created that has an identical identifier
    };


enum SMSavePhase
    {
    SMSavePhase0,     // saving global state in "phase 0"
    SMSavePhase2,     // saving window state in phase 2
    SMSavePhase2Full  // complete saving in phase2, there was no phase 0
    };
    
class SessionSaveDoneHelper
    : public QObject
    {
    Q_OBJECT
    public:
        SessionSaveDoneHelper();
        virtual ~SessionSaveDoneHelper();
        SmcConn connection() const { return conn; }
        void saveDone();
        void close();
    private slots:
        void processData();
    private:
        QSocketNotifier* notifier;
        SmcConn conn;
    };


class SessionManager
    : public KSessionManager
    {
    public:
        virtual bool saveState( QSessionManager& sm );
        virtual bool commitData( QSessionManager& sm );
    };

} // namespace

#endif
