framestate.java

来自「一个用java开发界面的程序集(jfc核心编程)」· Java 代码 · 共 33 行

package JFCBook.Chapter2.jdk12;

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

public class FrameState {

	public static void main(String[] args) {
		final JFrame f = new JFrame("Frame State Demo");
		JButton b = new JButton("Iconify");
		f.getContentPane().setLayout(new FlowLayout());
		f.getContentPane().add(b);
		f.setSize(200, 200);

		final Timer t = new Timer(5000, new ActionListener() {
			public void actionPerformed(ActionEvent evt) {
				f.setState(Frame.NORMAL);
			}
		});
		t.setRepeats(false);

		b.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent evt) {
				f.setState(Frame.ICONIFIED);
				t.start();
			}
		});

		f.setVisible(true);
	}
}