qt 计时器自动刷新图片

计时器

  QTimer *timer;
  timer->start (2000);
void PictureShow::stopStartPage()
{
    if (timer->isActive())
    {
        timer->stop();
    }
    
    else
    {
        timer->start();
    }
}

 connect (timer, SIGNAL (timeout()), this, SLOT (nextPage()));

 

 demo如下：

http://url.cn/28SNGJh