BorderLayout defaults to layout child components at the BorderLayout.CENTER position of the parent component, so multiple components may be blocked. You can specify where each component is located.
About Java Layout Manager http://blog.sina.com.cn/s/blog_6f116c940101alna.html
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How many components did you add to jfm?
BorderLayout defaults to layout child components at the BorderLayout.CENTER position of the parent component, so multiple components may be blocked. You can specify where each component is located.
About Java Layout Manager http://blog.sina.com.cn/s/blog_6f116c940101alna.html