Commit | Line | Data |
---|---|---|
bdded4b5 NR |
1 | package be.nikiroo.fanfix_swing.gui.utils; |
2 | ||
3 | import java.util.HashMap; | |
4 | import java.util.LinkedList; | |
5 | import java.util.List; | |
6 | import java.util.Map; | |
7 | ||
8 | import javax.swing.SwingWorker; | |
9 | ||
10 | @SuppressWarnings("rawtypes") | |
11 | public class DelayWorker { | |
12 | private Map<String, SwingWorker> lazyEnCours; | |
13 | private Object lazyEnCoursLock; | |
14 | ||
15 | private Object waiter; | |
16 | ||
17 | private boolean cont; | |
18 | private boolean paused; | |
19 | private Thread loop; | |
20 | ||
21 | public DelayWorker(final int delayMs) { | |
22 | lazyEnCours = new HashMap<String, SwingWorker>(); | |
23 | lazyEnCoursLock = new Object(); | |
24 | waiter = new Object(); | |
25 | cont = true; | |
26 | paused = false; | |
27 | ||
28 | loop = new Thread(new Runnable() { | |
29 | @Override | |
30 | public void run() { | |
31 | while (cont) { | |
32 | try { | |
33 | Thread.sleep(delayMs); | |
34 | } catch (InterruptedException e) { | |
35 | } | |
36 | ||
37 | List<SwingWorker> workers; | |
38 | synchronized (lazyEnCoursLock) { | |
39 | workers = new LinkedList<SwingWorker>( | |
40 | lazyEnCours.values()); | |
41 | lazyEnCours.clear(); | |
42 | } | |
43 | for (SwingWorker worker : workers) { | |
44 | worker.execute(); | |
45 | } | |
46 | ||
47 | synchronized (waiter) { | |
48 | do { | |
49 | try { | |
50 | if (cont) | |
51 | waiter.wait(); | |
52 | } catch (InterruptedException e) { | |
53 | } | |
54 | } while (cont && paused); | |
55 | } | |
56 | } | |
57 | } | |
58 | }); | |
59 | loop.setDaemon(true); | |
60 | loop.setName("Loop for DelayWorker"); | |
61 | } | |
62 | ||
63 | // twice = not legal | |
64 | public void start() { | |
65 | loop.start(); | |
66 | } | |
67 | ||
68 | public void pause() { | |
69 | paused = true; | |
70 | } | |
71 | ||
72 | public boolean isPaused() { | |
73 | return paused; | |
74 | } | |
75 | ||
76 | public void resume() { | |
77 | synchronized (waiter) { | |
78 | paused = false; | |
79 | wakeup(); | |
80 | } | |
81 | } | |
82 | ||
83 | public void stop() { | |
84 | synchronized (waiter) { | |
85 | cont = false; | |
86 | wakeup(); | |
87 | } | |
88 | } | |
89 | ||
90 | public void clear() { | |
91 | synchronized (lazyEnCoursLock) { | |
92 | lazyEnCours.clear(); | |
93 | } | |
94 | } | |
95 | ||
96 | public <T, V> void delay(final String id, final SwingWorker<T, V> worker) { | |
97 | synchronized (lazyEnCoursLock) { | |
98 | lazyEnCours.put(id, worker); | |
99 | } | |
100 | ||
101 | wakeup(); | |
102 | } | |
103 | ||
104 | private void wakeup() { | |
105 | synchronized (waiter) { | |
106 | waiter.notifyAll(); | |
107 | } | |
108 | } | |
109 | } |