mainframe.java~21~

此源码实现启动并控制其他程序的算法

package jprocess1demo;

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

public class MainFrame extends JFrame {
  private JPanel contentPane;
  private BorderLayout borderLayout1 = new BorderLayout();
  private JButton jButton1 = new JButton();
  private JButton jButton2 = new JButton();
  private JTextArea jTextArea1 = new JTextArea();

  Process ps;
  private JScrollPane jScrollPane1 = new JScrollPane();

  //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();
    jButton1.setText("Start");
    jButton1.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jButton1_actionPerformed(e);
      }
    });
    contentPane.setLayout(borderLayout1);
    this.setSize(new Dimension(411, 172));
    this.setTitle("JProcessDemo");
    jButton2.setText("Close");
    jButton2.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jButton2_actionPerformed(e);
      }
    });
    contentPane.add(jButton2, BorderLayout.SOUTH);
    contentPane.add(jScrollPane1, BorderLayout.CENTER);
    contentPane.add(jButton1, BorderLayout.NORTH);
    jScrollPane1.getViewport().add(jTextArea1, null);
  }
  //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);
    }
  }
  void jButton1_actionPerformed(ActionEvent e) {
     try{

         ps = Runtime.getRuntime().exec("F:\\j2sdk1.4.1_01\\bin\\javaw -jar "+ClassLoader.getSystemResource("jars/Notepad.jar").toString());
         this.jTextArea1.append("Starting Notepad.jar...\n");
       }catch (Exception err) {
         err.printStackTrace();
       }
   }

   void jButton2_actionPerformed(ActionEvent e) {
     ps.destroy();
     this.jTextArea1.append("Destroyed Notepad.jar\n");;

  }
}