To hide the title bar on the frame, you need to set the undecorated property of the specific frame to true.

要隐藏Frame上的Title bar，需要将指定Frame的undecorated属性设为true。

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While Sun added the ability to programmatically iconify the frame in version 1.2, you still couldn't hide the title bar or maximize a frame.

虽然Sun在版本 1.2 中添加了通过编程将Frame 图标化的功能，您仍然无法隐藏Title bar或将Frame 最大化。

youdao

While Sun added the ability to programmatically iconify the frame in version 1.2, you still couldn't hide the title bar or maximize a frame.

虽然Sun在版本 1.2 中添加了通过编程将Frame 图标化的功能，您仍然无法隐藏Title bar或将Frame 最大化。

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