// **********************************************************************// // <copyright>// //  BBN Technologies//  10 Moulton Street//  Cambridge, MA 02138//  (617) 873-8000// //  Copyright (C) BBNT Solutions LLC. All rights reserved.// // </copyright>// **********************************************************************// // $Source:// /cvs/distapps/openmap/src/openmap/com/bbn/openmap/gui/ProgressListenerGauge.java,v// $// $RCSfile: ProgressListenerGauge.java,v $// $Revision: 1.3.2.2 $// $Date: 2004/10/14 18:26:54 $// $Author: dietrick $// // **********************************************************************package com.bbn.openmap.gui;import com.bbn.openmap.event.*;import com.bbn.openmap.util.Debug;import java.awt.*;import javax.swing.*;public class ProgressListenerGauge extends JPanel implements ProgressListener {    protected JLabel message;    protected JProgressBar jpb;    protected boolean createWindowsForDisplay = false;    protected String title;    protected WindowSupport windowSupport = null;    public ProgressListenerGauge() {        init();    }    public ProgressListenerGauge(String windowTitle) {        createWindowsForDisplay = true;        title = windowTitle;        init();    }    protected synchronized void manageWindow(boolean visible) {        if (visible) {            if (windowSupport == null) {                windowSupport = new WindowSupport(this, title);            }            windowSupport.displayInWindow();        } else {            if (windowSupport != null) {                windowSupport.killWindow();            }        }    }    protected synchronized void init() {        setLayout(new BorderLayout());        add(new JLabel("     "), BorderLayout.EAST);        add(new JLabel("     "), BorderLayout.WEST);        add(new JLabel("      "), BorderLayout.NORTH);        add(new JLabel("      "), BorderLayout.SOUTH);        message = new JLabel("");        jpb = new JProgressBar(0, 100);        JPanel cpanel = new JPanel();        cpanel.setLayout(new GridLayout(0, 1));        cpanel.add(jpb);        cpanel.add(message);        add(cpanel, BorderLayout.CENTER);        setPreferredSize(new Dimension(300, 75));    }    public synchronized void setVisible(boolean set) {        if (createWindowsForDisplay) {            manageWindow(set);        } else {            super.setVisible(set);        }    }    public synchronized void updateProgress(ProgressEvent evt) {        int type = evt.getType();        if (type == ProgressEvent.START || type == ProgressEvent.UPDATE) {            setVisible(true);            message.setText(evt.getTaskDescription());            jpb.setValue(evt.getPercentComplete());        } else {            setVisible(false);        }    }    /**     * For applications, checks where the Environment says the window     * should be placed, and then uses the packed height and width to     * make adjustments.     */    protected synchronized void setPosition(Component comp) {        // get starting width and height        int w = comp.getWidth();        int h = comp.getHeight();        Dimension d = Toolkit.getDefaultToolkit().getScreenSize();        Debug.message("basic", "Screen dimensions are " + d);        int x = d.width / 2 - w / 2;        int y = d.height / 2 - h / 2;        if (Debug.debugging("basic")) {            Debug.output("Setting PLG frame X and Y from properties to " + x                    + " " + y);        }        // compose the frame, but don't show it here        comp.setBounds(x, y, w, h);    }}