QTimer
最后更新于：2022-04-02 02:15:31
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## 概述
## 示例
### singleShot
```
int main(int argc, char *argv[])
{
QApplication a(argc, argv);
// 6s 后退出
QTimer::singleShot(60000, &a, &QApplication::quit);
MainWindow w;
w.show();
return a.exec();
}
```
### simple
```
QTimer *timer = new QTimer(this);
connect(timer, SIGNAL(timeout()), this, SLOT(update()));
timer->start(1000);
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```
### 等待所有事情处理完后触发
```
QTimer *timer = new QTimer(this);
connect(timer, SIGNAL(timeout()), this, SLOT(processOneThing()));
timer->start();
```
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