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package gjt;
import java.awt.*;
/**
* A dialog that uses a bargauge to indicate progress made on a
* task that presumably takes some time to complete.
*
* ProgressDialog implements the singleton pattern: clients
* may only access the one and only ProgressDialog through the
* static getProgressDialog() method.<p>
*
* <em>Note: The 1.0.2 version of the AWT has introduced a
* bug that breaks the ProgressDialog under Motif - the
* bargauge does not function. This worked fine in 1.0.1.<em>
*
* @version 1.0, Apr 1 1996
* @author David Geary
* @see GJTDialog
* @see Bargauge
* @see gjt.test.DialogTest
*/
public class ProgressDialog extends GJTDialog {
static private ProgressDialog _theProgressDialog;
static private int _preferredWidth = 400;
static private int _preferredHeight = 75;
static private Color _color;
static private boolean _dialogUp;
private Bargauge bargauge;
static public ProgressDialog getProgressDialog(
Frame frame,
String title,
Color color){
if(_theProgressDialog == null)
_theProgressDialog = new ProgressDialog(frame,
title,
color);
else {
_theProgressDialog.setTitle (title);
_theProgressDialog.reset ();
}
return _theProgressDialog;
}
private ProgressDialog(Frame frame,
String title,
Color color) {
super(frame, title, null, true);
setLayout(new BorderLayout());
add("Center", bargauge = new Bargauge(color));
pack();
}
public void setPercentComplete(double percent) {
bargauge.setFillPercent(percent);
bargauge.fill();
if(percent == 100)
hide();
}
public void reset() {
bargauge.setFillPercent(0);
}
public Dimension preferredSize() {
return new Dimension(_preferredWidth, _preferredHeight);
}
}
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