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[英]How should I drag a JLabel from one JPanel in a JFrame onto a JTextField in another JPanel in the same JFrame?
[英]How to move jpanel to another jpanel in a same jframe
我有两个JPanel
: a1
和a2
。 a11
是a1
子面板。 我想将a11
移到a2
。 这个怎么做?
尝试这个:
a2.add(a11); // move a11 from a1 to a2
a2.revalidate(); // apply changes in a2 layout
a1.revalidate(); // apply changes in a1 layout
a2.repaint(); // repaint a2 you to be able to see the changes
a1.repaint(); // repaint a1 you to be able to see the changes
为此,您可以先从a1中删除a11,然后将其添加到a2中。
如下,
a1.remove(a11);
a2.add(a11);
a2.repaint();
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