io_layer.h

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#ifndef OPIE_IO_LAYER_H
#define OPIE_IO_LAYER_H

#include <qbitarray.h>
#include <qobject.h>


#include <qpe/config.h>

#include "profile.h"

class IOLayer : public QObject {
    Q_OBJECT
public:
    enum Error {
        NoError = -1,
        Refuse = 0,
        CouldNotOpen =1,
        ClosedUnexpected =2,
        ClosedError =3,
        Terminate = 4
        /* add more errors here */
    };
    enum Feature {
        AutoConnect = 0,
        TransferFile = 1,
        Close = 2
    };
    IOLayer();

    IOLayer( const Profile& );

    virtual ~IOLayer();

    virtual QString identifier() const = 0;

    virtual QString name() const = 0;

    virtual int rawIO() const;

    virtual void closeRawIO(int);

    virtual QBitArray supports() const = 0;

    virtual bool isConnected() = 0;

signals:
    virtual void received( const QByteArray& );

    virtual void error( int, const QString& );


    virtual void closed();

    /* signal emitted for closure of the IOLayer
     * for some reasons
     */
    virtual void closed(IOLayer*);
public slots:
    virtual void send( const QByteArray& ) = 0;

    virtual bool open() = 0;

    virtual void close() = 0;

    virtual void reload( const Profile& ) = 0;

    virtual void setSize(int lines, int cols );
};

#endif

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