blob: 0b48a3382055cbd6e0c519febf9060247400d9a5 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
|
package github.daneren2005.dsub.util;
import android.app.ProgressDialog;
import android.content.DialogInterface;
import github.daneren2005.dsub.activity.SubsonicActivity;
/**
* @author Sindre Mehus
* @version $Id$
*/
public abstract class LoadingTask<T> extends BackgroundTask<T> {
private final SubsonicActivity tabActivity;
private final boolean cancellable;
private boolean cancelled = false;
public LoadingTask(SubsonicActivity activity, final boolean cancellable) {
super(activity);
tabActivity = activity;
this.cancellable = cancellable;
}
@Override
public void execute() {
final ProgressDialog loading = ProgressDialog.show(tabActivity, "", "Loading. Please Wait...", true, cancellable, new DialogInterface.OnCancelListener() {
public void onCancel(DialogInterface dialog) {
cancelled = true;
}
});
new Thread() {
@Override
public void run() {
try {
final T result = doInBackground();
if (isCancelled()) {
return;
}
getHandler().post(new Runnable() {
@Override
public void run() {
loading.cancel();
done(result);
}
});
} catch (final Throwable t) {
if (isCancelled()) {
return;
}
getHandler().post(new Runnable() {
@Override
public void run() {
loading.cancel();
error(t);
}
});
}
}
}.start();
}
private boolean isCancelled() {
return tabActivity.isDestroyed() || cancelled;
}
@Override
public void updateProgress(final String message) {
getHandler().post(new Runnable() {
@Override
public void run() {
}
});
}
}
|