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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 plugins 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 QCUPSPRINTERSUPPORT_H
#define QCUPSPRINTERSUPPORT_H

#include <QtCore/qfeatures.h> // Some feature dependencies might define QT_NO_PRINTER
#ifndef QT_NO_PRINTER

#include <qpa/qplatformprintersupport.h>

#include <QtCore/qlibrary.h>
#include <QtCore/qlist.h>

#include <cups/cups.h>

QT_BEGIN_NAMESPACE

typedef int (*CupsGetDests)(cups_dest_t **dests);
typedef void (*CupsFreeDests)(int num_dests, cups_dest_t *dests);
typedef const char* (*CupsGetOption)(const char *name, int num_options, cups_option_t *options);

class QCupsPrinterSupport : public QPlatformPrinterSupport
{
public:
    QCupsPrinterSupport();
    ~QCupsPrinterSupport();

    virtual QPrintEngine *createNativePrintEngine(QPrinter::PrinterMode printerMode);
    virtual QPaintEngine *createPaintEngine(QPrintEngine *printEngine, QPrinter::PrinterMode);
    virtual QList<QPrinter::PaperSize> supportedPaperSizes(const QPrinterInfo &) const;
    virtual QString printerOption(const QPrinterInfo &printer, const QString &key) const;
    virtual PrinterOptions printerOptions(const QPrinterInfo &printer) const;

private:
    void loadCups();
    void loadCupsPrinters();
    QString cupsOption(int i, const QString &key) const;

    QLibrary m_cups;
    cups_dest_t *m_cupsPrinters;
    int m_cupsPrintersCount;

    CupsGetDests  cupsGetDests;
    CupsFreeDests cupsFreeDests;
    CupsGetOption cupsGetOption;
};

QT_END_NAMESPACE

#endif // QT_NO_PRINTER
#endif // QCUPSPRINTERSUPPORT_H