Here I set the widgets to be visible, and start the GTK + main event loop.

这里，我将窗口小部件设置为可视的，然后启动GTK +主事件循环。

youdao

Essentially, the strategy is to create a bunch of widgets with callbacks, then enter a main event loop.

本质上，这个策略是创建带回调的一串窗口小部件，然后进入一个主事件循环。

youdao

Multithreading your application improves the responsiveness of your user interface by moving long calculations into separate threads and away from your main event loop.

将长时间的计算从主事件循环线程移到别的线程中，从而提高用户接口的响应速度。

youdao