git.gag.com Git - debian/openrocket/blob - core/src/net/sf/openrocket/gui/util/ConcurrentProgressMonitor.java

   1 package net.sf.openrocket.gui.util;
   2
   3 import java.awt.Component;
   4
   5 import javax.swing.ProgressMonitor;
   6 import javax.swing.SwingUtilities;
   7
   8
   9 /**
  10  * A thread-safe <code>ProgressMonitor</code>.  This class may be instantiated
  11  * and the method {@link #setProgress(int)} called safely from any thread.
  12  * <p>
  13  * Why the FSCK&!#&% isn't the default API version thread-safe?!?!
  14  *
  15  * @author Sampo Niskanen <sampo.niskanen@iki.fi>
  16  */
  17 public class ConcurrentProgressMonitor extends ProgressMonitor {
  18
  19         public ConcurrentProgressMonitor(Component parentComponent, Object message,
  20                         String note, int min, int max) {
  21                 super(parentComponent, message, note, min, max);
  22         }
  23
  24         @Override
  25         public void setProgress(final int nv) {
  26
  27                 if (SwingUtilities.isEventDispatchThread()) {
  28                         super.setProgress(nv);
  29                 } else {
  30
  31                         SwingUtilities.invokeLater(new Runnable() {
  32
  33                                 @Override
  34                                 public void run() {
  35                                         ConcurrentProgressMonitor.super.setProgress(nv);
  36                                 }
  37
  38                         });
  39                 }
  40         }
  41
  42
  43         @Override
  44         public void close() {
  45                 if (SwingUtilities.isEventDispatchThread()) {
  46                         super.close();
  47                 } else {
  48
  49                         SwingUtilities.invokeLater(new Runnable() {
  50
  51                                 @Override
  52                                 public void run() {
  53                                         ConcurrentProgressMonitor.super.close();
  54                                 }
  55
  56                         });
  57                 }
  58         }
  59
  60
  61 }