如何使JFrame或JPanel可滚动

Question

i have added multiple component on JPanel & then i add JPanel on JFrame.

how to make window scrollable ?

so i can add more component at that frame or window .

Answer 1

Before adding your JPanel , put in a JScrollPane first:

JPanel panel = ...;
JScrollPane scroll = new JScrollPane(panel);
frame.add(scroll, ...);

Answer 2

只需将您的JPanel放在JScrollPane中并将其添加到JFrame就可以了。