java窗口按鈕位置設置

代碼如下：

package Day08;

import java.awt.BorderLayout;

import javax.swing.JButton;

import javax.swing.JFrame;

import javax.swing.JPanel;

public class Homework2 extends JFrame {

public Homework2() {

JPanel p1 = new JPanel();

p1.setLayout(new BorderLayout(5, 5));

p1.add(new JButton("JButton1-1"), BorderLayout.SOUTH);

p1.add(new JButton("JButton1-2"), BorderLayout.NORTH);

p1.add(new JButton("JButton1-3"), BorderLayout.EAST);

JPanel p2 = new JPanel();

p2 .setLayout(new BorderLayout(5, 5));

p2.add(new JButton("JButton2-1"), BorderLayout.SOUTH);

p2.add(new JButton("JButton2-2"), BorderLayout.NORTH);

p2.add(new JButton("JButton2-3"), BorderLayout.EAST);

setLayout(new BorderLayout(10, 10));

add(p1, BorderLayout.SOUTH);

add(p2, BorderLayout.NORTH);

}

public static void main(String[] args) {

Homework2 frame = new Homework2();

frame.setSize(500, 300);

frame.setLocationRelativeTo(null);

frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

frame.setVisible(true);

}

}

總結

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