qcups_p.h

奇趣公司比较新的qt/emd版本

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#ifndef QCUPS_P_H
#define QCUPS_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 "QtCore/qstring.h"
#include "QtCore/qstringlist.h"
#include "QtGui/qprinter.h"

#ifndef QT_NO_CUPS
#include <QtCore/qlibrary.h>
#include <cups/cups.h>

class QCUPSSupport
{
public:
    QCUPSSupport();
    ~QCUPSSupport();

    static bool isAvailable();
    static int cupsVersion() { return isAvailable() ? CUPS_VERSION_MAJOR*10000+CUPS_VERSION_MINOR*100+CUPS_VERSION_PATCH : 0; }
    int availablePrintersCount() const;
    const cups_dest_t* availablePrinters() const;
    int currentPrinterIndex() const;
    const ppd_file_t* setCurrentPrinter(int index);

    const ppd_file_t* currentPPD() const;
    const ppd_option_t* ppdOption(const char *key) const;

//     const cups_option_t* printerOption(const QString &key) const;
    const ppd_option_t* pageSizes() const;

    int markOption(const char* name, const char* value);
    void saveOptions(QList<const ppd_option_t*> options, QList<const char*> markedOptions);

    QRect paperRect(const char *choice) const;
    QRect pageRect(const char *choice) const;

    QStringList options() const;

    static bool printerHasPPD(const char *printerName);

    QString unicodeString(const char *s);

private:
    void collectMarkedOptions(QStringList& list, const ppd_group_t* group = 0) const;
    void collectMarkedOptionsHelper(QStringList& list, const ppd_group_t* group) const;

    int prnCount;
    cups_dest_t *printers;
    const ppd_option_t* page_sizes;
    int currPrinterIndex;
    ppd_file_t *currPPD;
#ifndef QT_NO_TEXTCODEC
    QTextCodec *codec;
#endif
};

#endif // QT_NO_CUPS
#endif