mainframe.java~2~

来自「这是各类实用工具的源码100例」· JAVA~2~ 代码 · 共 55 行

package jsysteminfodemo;

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

/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2002</p>
 * <p>Company: </p>
 * @author unascribed
 * @version 1.0
 */

public class MainFrame extends JFrame {
  private JPanel contentPane;
  private BorderLayout borderLayout1 = new BorderLayout();
  private JTextArea jTextArea1 = new JTextArea();

  //Construct the frame
  public MainFrame() {
    enableEvents(AWTEvent.WINDOW_EVENT_MASK);
    try {
      jbInit();
    }
    catch(Exception e) {
      e.printStackTrace();
    }
  }
  //Component initialization
  private void jbInit() throws Exception  {
    //setIconImage(Toolkit.getDefaultToolkit().createImage(MainFrame.class.getResource("[Your Icon]")));
    contentPane = (JPanel) this.getContentPane();
    contentPane.setLayout(borderLayout1);
    this.setSize(new Dimension(399, 232));
    this.setTitle("JSystemInfoDemo");
    contentPane.add(jTextArea1, BorderLayout.NORTH);
    java.util.Properties prop=System.getProperties();
    java.util.Enumeration enum=prop.propertyNames();
    while(enum.hasMoreElements()){
      String name=(String)enum.nextElement();
      String value=prop.getProperty(name);
      this.jTextArea1.append(name+"  :  "+value);
    }

  }
  //Overridden so we can exit when window is closed
  protected void processWindowEvent(WindowEvent e) {
    super.processWindowEvent(e);
    if (e.getID() == WindowEvent.WINDOW_CLOSING) {
      System.exit(0);
    }
  }
}