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
79
80
81
82
|
package tim.prune.cmd;
import java.util.ArrayList;
import java.util.List;
import tim.prune.DataSubscriber;
import tim.prune.data.AudioClip;
import tim.prune.data.MediaList;
import tim.prune.data.MediaObject;
import tim.prune.data.Photo;
import tim.prune.data.TrackInfo;
/**
* Command to append one or more photos and/or audios to the lists
*/
public class AppendMediaCmd extends Command
{
private final ArrayList<MediaObject> _media = new ArrayList<>();
/**
* Constructor
* @param inMedia photos/audios to append
*/
public AppendMediaCmd(List<MediaObject> inMedia) {
this(null, inMedia);
}
/**
* Constructor to make inverse
* @param inParent parent command
* @param inMedia media
*/
AppendMediaCmd(Command inParent, List<MediaObject> inMedia)
{
super(inParent);
_media.addAll(inMedia);
}
@Override
public int getUpdateFlags() {
return DataSubscriber.MEDIA_MODIFIED;
}
@Override
protected boolean executeCommand(TrackInfo inInfo)
{
if (_media.isEmpty()) {
return false;
}
int numAdded = 0;
MediaList<Photo> photoList = inInfo.getPhotoList();
MediaList<AudioClip> audioList = inInfo.getAudioList();
for (MediaObject media : _media)
{
if (media instanceof Photo)
{
Photo photo = (Photo) media;
if (!photoList.contains(photo))
{
photoList.add(photo);
numAdded++;
}
}
else if (media instanceof AudioClip)
{
AudioClip audio = (AudioClip) media;
if (!audioList.contains(audio))
{
audioList.add(audio);
numAdded++;
}
}
}
return numAdded > 0;
}
@Override
protected Command makeInverse(TrackInfo inInfo) {
return new RemoveMediaCmd(this, _media);
}
}
|
