alvinalexander.com | career | drupal | java | mac | mysql | perl | scala | uml | unix  

What this is

This file is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Other links

The source code

// $Id: StatusBar.java,v 1.5 2004/09/21 19:03:28 mvw Exp $
// Copyright (c) 1996-99 The Regents of the University of California. All
// Rights Reserved. Permission to use, copy, modify, and distribute this
// software and its documentation without fee, and without a written
// agreement is hereby granted, provided that the above copyright notice
// and this paragraph appear in all copies.  This software program and
// documentation are copyrighted by The Regents of the University of
// California. The software program and documentation are supplied "AS
// IS", without any accompanying services from The Regents. The Regents
// does not warrant that the operation of the program will be
// uninterrupted or error-free. The end-user understands that the program
// was developed for research purposes and is advised not to rely
// exclusively on the program for any reason.  IN NO EVENT SHALL THE
// UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,
// SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS,
// ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF
// THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF
// SUCH DAMAGE. THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY
// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE
// PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF
// CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT,
// UPDATES, ENHANCEMENTS, OR MODIFICATIONS.

package org.argouml.ui;

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Font;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JProgressBar;
import javax.swing.border.EtchedBorder;

/**
 * The status bar.
 *
 */
public class StatusBar extends JPanel implements Runnable {

    private JLabel msg = new JLabel();
    private JProgressBar progress = new JProgressBar();
    private String statusText;
  
    /**
     * The constructor.
     * 
     */
    public StatusBar() {
	progress.setMinimum(0);
	progress.setMaximum(100);
	progress.setMinimumSize(new Dimension(100, 20));
	progress.setSize(new Dimension(100, 20));

	msg.setMinimumSize(new Dimension(300, 20));
	msg.setSize(new Dimension(300, 20));
	msg.setFont(new Font("Dialog", Font.PLAIN, 10));
	msg.setForeground(Color.black);

	setLayout(new BorderLayout());
	setBorder(new EtchedBorder(EtchedBorder.LOWERED));
	add(msg, BorderLayout.CENTER);
	add(progress, BorderLayout.EAST);
    }

    /**
     * @param s the status string to show
     */
    public void showStatus(String s) {
	msg.setText(s);
	paintImmediately(getBounds());
    }

    /**
     * @param percent the percentage of the progress bar to be shown
     */
    public void showProgress(int percent) {
	progress.setValue(percent);
    }

    /**
     * @param delataPercent an increment for the progrss bar
     */
    public void incProgress(int delataPercent) {
	progress.setValue(progress.getValue() + delataPercent);
    }

    /**
     * @param s the status bar text
     * @param work the work that has to be done, 
     *        i.e. the maximum value for the progress
     */
    public synchronized void doFakeProgress(String s, int work) {
	statusText = s;
	showStatus(statusText + "... not implemented yet ...");
	progress.setMaximum(work);
	progress.setValue(0);
	Thread t = new Thread(this);
	t.start();
    }

    /**
     * @see java.lang.Runnable#run()
     */
    public synchronized void run() {
	int work = progress.getMaximum();
	for (int i = 0; i < work; i++) {
	    progress.setValue(i);
	    repaint();
	    try { wait(10); }
	    catch (Exception ex) { }
	}
	showStatus(statusText + "... done.");
	repaint();
	try { wait(1000); }
	catch (Exception ex) { }
	progress.setValue(0);
	showStatus("");
	repaint();
    }


    //   public boolean isOptimizedDrawingEnabled() {
    //     return false;
    //   }
  
} /* end class StatusBar */
... this post is sponsored by my books ...

#1 New Release!

FP Best Seller

 

new blog posts

 

Copyright 1998-2024 Alvin Alexander, alvinalexander.com
All Rights Reserved.

A percentage of advertising revenue from
pages under the /java/jwarehouse URI on this website is
paid back to open source projects.