logtail.h

压缩包里有教材<<C++模式设计-基于QT4开源跨平台开发框架>>所有源码

#ifndef LogTail_H
#define LogTail_H

//start
#include <QObject>
#include <QProcess>

/**
    A simple example using QProcess and tail -f as an
    external command. 
    Executes a process and connects its output signals to a Logger.
    */
class LogTail : public QProcess {
    Q_OBJECT
  public:
    LogTail(QString fn = QString());
    ~LogTail();
  public slots:
    void logOutput();
};
//end

#endif