Russian Qt Forum

class WatchThread : public QThread
{
     Q_OBJECT
public:
    WatchThread();
    void run();
    void get_event (int fd, const char * target);
signals:
     void writeInfo(char *info);
};

//watchthread.cpp
void WatchThread::run()
{
   emit writeInfo("Hello!!!");
}

//dialog.h
class Dialog : public QDialog
{
    Q_OBJECT
    
public:
    explicit Dialog(QWidget *parent = 0 );
    ~Dialog();
    void watch_File();
    char *get_WatchFile();
    void get_event (int fd, const char * target);
    void handle_error (int error);
   
private slots:
    void on_btnBrowse_clicked();
    void on_pushButton_clicked();
public slots:
    void write_WatchInfo(char *info);
private:
    Ui::Dialog *ui;
};

//dialog.cpp
void Dialog::write_WatchInfo(char *info)
{
ui->listWidget->insertItem(0, QString(info));

}

int main(int argc, char *argv[])
{
    QApplication a(argc, argv);
    Dialog w;
    WatchThread thread;
    QObject::connect(&thread, SIGNAL(writeInfo(char *)),
                          &w, SLOT(write_WatchInfo(char *)));
    w.show();
    thread.start();
  
    return a.exec();

}