/home/chary_c/Prog/qcommandline/src/qcommandline.h

#ifndef QCOMMAND_LINE_H
# define QCOMMAND_LINE_H

#include <QtCore/QObject>
#include <QtCore/QList>
#include <QtCore/QStringList>

#ifndef QCOMMANDLINE_EXPORT
# if defined(QCOMMANDLINE_MAKEDLL)
   /* We are building this library */
#  define QCOMMANDLINE_EXPORT Q_DECL_EXPORT
# else
   /* We are using this library */
#  define QCOMMANDLINE_EXPORT Q_DECL_IMPORT
# endif
#endif

class QCoreApplication;

struct QCommandLineConfigEntry;
typedef QList< QCommandLineConfigEntry > QCommandLineConfig;

struct QCommandLinePrivate {
    bool version;
    bool help;
    QStringList args;
    QCommandLineConfig config;
};

#define QCOMMANDLINE_CONFIG_ENTRY_END      \
    { QCommandLine::None, '\0', NULL, NULL, QCommandLine::Default }

class QCOMMANDLINE_EXPORT QCommandLine : public QObject
{
  Q_OBJECT
public:
    typedef enum {
        None = 0, 
        Switch, 
        Option, 
        Param 
    } Type;

    typedef enum {
        Default = 0, 
        Mandatory = 0x01, 
        Optional = 0x02, 
        Multiple = 0x04, 
        MandatoryMultiple = Mandatory|Multiple,
        OptionalMultiple = Optional|Multiple,
    } Flags;

    QCommandLine(QObject * parent = 0);

    QCommandLine(const QCoreApplication & app,
                 const QCommandLineConfig & config = QCommandLineConfig(),
                 QObject * parent = 0);

    QCommandLine(int argc, char *argv[],
                 const QCommandLineConfig & config = QCommandLineConfig(),
                 QObject * parent = 0);

    QCommandLine(const QStringList args,
                 const QCommandLineConfig & config = QCommandLineConfig(),
                 QObject * parent = 0);

   ~QCommandLine();

    void setConfig(const QCommandLineConfig & config);

    void setConfig(const QCommandLineConfigEntry config[]);

    QCommandLineConfig config();

    void setArguments(int argc, char *argv[]);

    void setArguments(QStringList args);

    QStringList arguments();

    void enableHelp(bool enable);

    bool helpEnabled();

    void enableVersion(bool enable);

    bool versionEnabled();

    bool parse();

    void addOption(const QChar & shortName,
                   const QString & longName = QString(),
                   const QString & descr = QString(),
                   QCommandLine::Flags flags = QCommandLine::Optional);

    void addSwitch(const QChar & shortName,
                   const QString & longName = QString(),
                   const QString & descr = QString(),
                   QCommandLine::Flags flags = QCommandLine::Optional);

    void addParam(const QString & name,
                  const QString & descr = QString(),
                  QCommandLine::Flags flags = QCommandLine::Optional);

    void removeOption(const QString & name);

    void removeSwitch(const QString & name);

    void removeParam(const QString & name);

    QString help(bool logo = true);

    QString version();

    void showHelp(bool exit = true, int returnCode = 0);

    void showVersion(bool exit = true, int returnCode = 0);

    static const QCommandLineConfigEntry helpEntry;

    static const QCommandLineConfigEntry versionEntry;

signals:
    void switchFound(const QString & name);

    void optionFound(const QString & name, const QVariant & value);

    void paramFound(const QString & name, const QVariant & value);

    void parseError(const QString & error);
private:
    QCommandLinePrivate *d;
    Q_DECLARE_PRIVATE(QCommandLine);
};

struct QCommandLineConfigEntry {
    QCommandLine::Type type;
    QChar shortName;
    QString longName;
    QString descr;
    QCommandLine::Flags flags;
};

#endif