kyodaiui.java

it is very good!but i do not like it!

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.HeadlessException;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.BorderFactory;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.border.BevelBorder;
import javax.swing.border.Border;

public class KyodaiUI extends JFrame implements ActionListener {

	JButton about = new JButton("关于");

	public KyodaiUI() {
		this.setSize(780, 500); //将窗体的大小设定为780*500
		this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		this.setResizable(false); //窗体不能改变大小
		this.setTitle("连连看"); //设置标题

		JPanel toolBar = new JPanel();

		Border border = BorderFactory.createBevelBorder(BevelBorder.LOWERED,
				new Color(45, 92, 162), new Color(43, 66, 97), new Color(45,
						92, 162), new Color(84, 123, 200));
		toolBar.setBorder(border);
		toolBar.setPreferredSize(new Dimension(780, 48));

		JPanel actionPanel = new JPanel(); //新建JPanel型的控件
		actionPanel.setBackground(Color.yellow); //设置背景色
		actionPanel.setPreferredSize(new Dimension(160, 380)); //设置大小

		JPanel contentPanel = new JPanel();
		contentPanel.setBackground(Color.blue);
		contentPanel.setPreferredSize(new Dimension(620, 380));

		this.getContentPane().add(toolBar, BorderLayout.NORTH);
		this.getContentPane().add(actionPanel, BorderLayout.EAST);
		this.getContentPane().add(contentPanel, BorderLayout.CENTER);

		toolBar.add(about);
		about.addActionListener(this);
	}

	public static void main(String[] args) throws HeadlessException {
		//JDialog.setDefaultLookAndFeelDecorated(true);
		KyodaiUI kyodaiUI = new KyodaiUI();
		kyodaiUI.show();
	}

	public void actionPerformed(ActionEvent e) {
		if (e.getSource() == about) {
			JOptionPane.showMessageDialog(this, "我的大名", "关于",
					JOptionPane.INFORMATION_MESSAGE);
		}
	}

}