newjframe.java

基于求函数f(x,y,z)=xyz*sin(xyz)最大值问题的演示程序 解压后在命令行输入：java -jar genetic_algorithm.jar

package edu.zsu.zouang.test;

import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.JButton;
import javax.swing.JProgressBar;
import javax.swing.SwingUtilities;
import javax.swing.WindowConstants;

public class NewJFrame extends javax.swing.JFrame {

	private JProgressBar progressBar = null;
	private int n = 0;
	/**
	* Auto-generated main method to display this JFrame
	*/
	public static void main(String[] args) {
		NewJFrame inst = new NewJFrame();
		inst.setVisible(true);
	}
	
	public NewJFrame() {
		super();
		getContentPane().setLayout(null);
		initGUI();

		progressBar = new JProgressBar(0,100);
		progressBar.setStringPainted(true);
		progressBar.setBounds(10, 112, 372, 18);
		getContentPane().add(progressBar);

		final JButton button = new JButton();
		button.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent e) {
				try {
					SwingUtilities.invokeLater(new Runnable(){
						public void run() {
							// TODO Auto-generated method stub
							progressBar.setValue(n++);
						}
					});
					Thread.sleep(1000);
				} catch (InterruptedException e1) {
					// TODO Auto-generated catch block
					e1.printStackTrace();
				}
			}
		});
		button.setText("开始");
		button.setBounds(147, 196, 99, 23);
		getContentPane().add(button);
	}
	
	private void initGUI() {
		try {
			setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
			pack();
			setSize(400, 300);
		} catch (Exception e) {
			e.printStackTrace();
		}
	}

}