The output method only reports the specified component (often a JFrame, JDialog, or JPanel).

out put方法仅报告指定的组件(通常是J Frame、JDialog或JPanel)。

youdao

One problem with this setup, however, is that it is global to the top-level component (typically a JFrame or a JDialog).

但是这种设置有一个问题，就是它对于顶级组件(通常是J Frame或JDialog)而言是全局的。

youdao

Typically, the top-most component (such as a JFrame) is used, but lower-level or dynamic components (such as a pop-up JDialog) can also be reported.

通常使用顶级的组件（如 JFrame），但较低级别的或动态的组件（如弹出式 JDialog）也可以被报告。

youdao