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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QWSDISPLAY_QWS_P_H
#define QWSDISPLAY_QWS_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include "qwsdisplay_qws.h"
#include "qwssocket_qws.h"
#include "qwsevent_qws.h"
#include <private/qwssharedmemory_p.h>
#include "qwscommand_qws_p.h"
#include "qwslock_p.h"
QT_BEGIN_NAMESPACE
class QWSDisplay::Data
{
public:
Data(QObject* parent, bool singleProcess = false);
~Data();
void flush();
bool queueNotEmpty();
QWSEvent *dequeue();
QWSEvent *peek();
bool directServerConnection();
void fillQueue();
#ifndef QT_NO_QWS_MULTIPROCESS
void connectToPipe();
void waitForConnection();
void waitForPropertyReply();
void waitForRegionAck(int winId);
void waitForRegionEvents(int winId, bool ungrabDisplay);
bool hasPendingRegionEvents() const;
#endif
void waitForCreation();
#ifndef QT_NO_COP
void waitForQCopResponse();
#endif
void init();
void reinit( const QString& newAppName );
void create(int n = 1);
void flushCommands();
void sendCommand(QWSCommand & cmd);
void sendSynchronousCommand(QWSCommand & cmd);
QWSEvent *readMore();
int takeId();
void setMouseFilter(void (*filter)(QWSMouseEvent*));
//####public data members
// QWSRegionManager *rgnMan;
uchar *sharedRam;
#ifndef QT_NO_QWS_MULTIPROCESS
QWSSharedMemory shm;
#endif
int sharedRamSize;
#ifndef QT_NO_QWS_MULTIPROCESS
static QWSLock *clientLock;
static bool lockClient(QWSLock::LockType, int timeout = -1);
static void unlockClient(QWSLock::LockType);
static bool waitClient(QWSLock::LockType, int timeout = -1);
static QWSLock* getClientLock();
#endif // QT_NO_QWS_MULTIPROCESS
private:
#ifndef QT_NO_QWS_MULTIPROCESS
QWSSocket *csocket;
#endif
QList<QWSEvent*> queue;
#if 0
void debugQueue() {
for (int i = 0; i < queue.size(); ++i) {
QWSEvent *e = queue.at(i);
qDebug( " ev %d type %d sl %d rl %d", i, e->type, e->simpleLen, e->rawLen);
}
}
#endif
QWSConnectedEvent* connected_event;
QWSMouseEvent* mouse_event;
int region_events_count;
int mouse_state;
int mouse_winid;
QPoint region_offset;
int region_offset_window;
#ifndef QT_NO_COP
QWSQCopMessageEvent *qcop_response;
#endif
QWSEvent* current_event;
QList<int> unused_identifiers;
#ifdef QAPPLICATION_EXTRA_DEBUG
int mouse_event_count;
#endif
void (*mouseFilter)(QWSMouseEvent *);
enum { VariableEvent=-1 };
};
QT_END_NAMESPACE
#endif // QWSDISPLAY_QWS_P_H
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