applet1.java~7~

在JAVA的APPLE中带选择框的树的实现

package hascheckboxtree;

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

/**
 * <p>Title: </p>
 *
 * <p>Description: </p>
 *
 * <p>Copyright: Copyright (c) 2005</p>
 *
 * <p>Company: </p>
 *
 * @author not attributable
 * @version 1.0
 */


public class Applet1
    extends Applet {
  boolean isStandalone = false;
  BorderLayout borderLayout1 = new BorderLayout();
  JTree jTree1 = new JTree();
  //CheckBoxTree cb=new CheckBoxTree();

  //Get a parameter value
  public String getParameter(String key, String def) {
    return isStandalone ? System.getProperty(key, def) :
        (getParameter(key) != null ? getParameter(key) : def);
  }

  //Construct the applet
  public Applet1() {
  }

  //Initialize the applet
  public void init() {
    try {
      jbInit();
    }
    catch (Exception e) {
      e.printStackTrace();
    }
  }

  //Component initialization
  private void jbInit() throws Exception {
    this.setLayout(null);

    //jTree1.setBounds(new Rectangle(26, 32, 270, 239));
    jTree1.setCellRenderer(new CheckBoxTree());
    this.add(jTree1);
  }

  //Get Applet information
  public String getAppletInfo() {
    return "Applet Information";
  }

  //Get parameter info
  public String[][] getParameterInfo() {
    return null;
  }
}