java 使用 BorderLayout 从 JPanel 中删除 CENTER 元素
声明：本页面是StackOverFlow热门问题的中英对照翻译，遵循CC BY-SA 4.0协议，如果您需要使用它，必须同样遵循CC BY-SA许可，注明原文地址和作者信息，同时你必须将它归于原作者（不是我）：StackOverFlow
原文地址: http://stackoverflow.com/questions/759321/
Warning: these are provided under cc-by-sa 4.0 license. You are free to use/share it, But you must attribute it to the original authors (not me):
StackOverFlow
提示：将鼠标放在中文语句上可以显示对应的英文。显示中英文
时间：2020-10-29 13:39:32 来源:igfitidea点击:
Removing the CENTER element from a JPanel using BorderLayout
提问by Evan Fosmark
Is there any way of removing the Componentadded to the CENTERof a JPanelwith a BorderLayout, without having to reference the Componentitself?
有什么方法可以删除Component添加到CENTERaJPanel的 a BorderLayout，而不必引用它Component本身？
回答by ninesided
Something like this?
像这样的东西？
BorderLayout layout = (BorderLayout)panel.getLayout();
panel.remove(layout.getLayoutComponent(BorderLayout.CENTER));
