qserial.h

基于qt 2.3.10的串口类

/****************************************************************************
** $Id: qt/examples/lineedits/lineedits.h   2.3.2   edited 2001-01-26 $
**
** Copyright (C) 1992-2000 Trolltech AS.  All rights reserved.
**
** This file is part of an example program for Qt.  This example
** program may be used, distributed and modified without limitation.
**
*****************************************************************************/

#ifndef QSERIAL_H
#define QSERIAL_H

#include <stdio.h>     
#include <stdlib.h>     
#include <string.h>
#include <unistd.h>    
#include <sys/types.h>  
#include <sys/stat.h>   
#include <fcntl.h>     
#include <termios.h>    
#include <errno.h>  

#include <qsocketnotifier.h>

typedef struct qserialst{
	char *dev;
	int speed;
	int databits;
	int stopbits;
	int parity;
}QSerialSt;

class QSerial : public QObject 
{
    Q_OBJECT

public:
    QSerial();
	~QSerial();

	int init(QSerialSt *st);
	void setNotifier();
	void writeBlock(const char* data, int len);

signals:
	void readyRead(char* data, int len ); 

private:
	int openDev(const char* dev);
	int setParity( int databits,int stopbits,int parity);
	void setSpeed( int speed);

private slots:
	void dataRead();

private:
	int fd;
	char sbuf[10];
	int len;
	QSocketNotifier *sn;
};

#endif