/****************************************************************************
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**
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** ensure the GNU General Public License version 3.0 requirements will be
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****************************************************************************/

#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_HEADER
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
QT_END_HEADER

#endif // QT_NO_PRINTER
#endif // QCUPSPRINTERSUPPORT_H
