进度条的使用（多线程）

最新推荐文章于 2021-07-30 22:14:08 发布

原创最新推荐文章于 2021-07-30 22:14:08 发布 · 383 阅读

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#多线程 #button #exception #application #thread #import

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package com.wet.thread;

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

/**
* 进度条的使用（多线程）
*
* @author Administrator
*
*/
public class TestProgressBarThread extends JFrame implements Runnable {

private JProgressBar progressBar;

/**
* Launch the application
*
* @param args
*/
public static void main(String args[]) {
  EventQueue.invokeLater(new Runnable() {
   public void run() {
    try {
     TestProgressBarThread frame = new TestProgressBarThread();

    } catch (Exception e) {
     e.printStackTrace();
    }
   }
  });
}

/**
* Create the frame
*/
public TestProgressBarThread() {
  super();
  getContentPane().setLayout(null);
  setBounds(100, 100, 500, 375);
  setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  this.setVisible(true);
  progressBar = new JProgressBar();
  progressBar.setBounds(10, 106, 457, 45);
  getContentPane().add(progressBar);

  final JButton button = new JButton();
  button.addActionListener(new ActionListener() {
   public void actionPerformed(final ActionEvent e) {
    /*
     * for (int i = 0; i <= 100; i++) { progressBar.setValue(i); try
     * { Thread.currentThread().sleep(100); } catch
     * (InterruptedException e1) { e1.printStackTrace(); } }
     */
    //启动线程
    new Thread(new TestProgressBarThread()).start();
   }
  });
  button.setText("开始");
  button.setBounds(159, 230, 106, 28);
  getContentPane().add(button);

}

public void run() {
  for (int i = 0; i <= 100; i++) {
   progressBar.setValue(i);
   try {
    Thread.currentThread().sleep(100);
   } catch (InterruptedException e1) {
    e1.printStackTrace();
   }
  }
}

}