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1 package com.nightlabs.io;
2
3 import java.beans.PropertyChangeListener  ;
4 import java.beans.PropertyChangeSupport ;
5
6 public abstract class AbstractIOFilterWithProgress
7 implements IOFilterWithProgress
8 {
9 public static final String PROGRESS_CHANGED = "progress changed";
10
11 public AbstractIOFilterWithProgress() {
12 super();
13 pcs = new PropertyChangeSupport (this);
14 }
15
16 protected PropertyChangeSupport pcs = null;
17 public void addPropertyChangeListener(PropertyChangeListener pcl) {
18 pcs.addPropertyChangeListener(pcl);
19 }
20 public void removePropertyChangeListener(PropertyChangeListener pcl) {
21 pcs.removePropertyChangeListener(pcl);
22 }
23
24 protected int currentWork = 0;
25 protected void setCurrentWork(int work) {
26 int oldWork = currentWork;
27 currentWork = work;
28 pcs.firePropertyChange(PROGRESS_CHANGED, oldWork, currentWork);
29 }
30 public int getCurrentWork() {
31 return currentWork;
32 }
33
34 protected int totalWork = 100;
35 public int getTotalWork() {
36 return totalWork;
37 }
38
39 }
40 |
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