blob: d1f6ac59b951a2986631d772501d3a1f0c91c529 (
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
79
80
81
82
|
/*
* Copyright (C) 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.example.android.musicservicedemo;
import android.app.Activity;
import android.media.session.MediaSession;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.ImageView;
import android.widget.TextView;
import java.util.ArrayList;
/**
* A list adapter for items in a queue
*/
public class QueueAdapter extends ArrayAdapter<MediaSession.QueueItem> {
// The currently selected/active queue item Id.
private long mActiveQueueItemId = MediaSession.QueueItem.UNKNOWN_ID;
public QueueAdapter(Activity context) {
super(context, R.layout.media_list_item, new ArrayList<MediaSession.QueueItem>());
}
public void setActiveQueueItemId(long id) {
this.mActiveQueueItemId = id;
}
private static class ViewHolder {
ImageView mImageView;
TextView mTitleView;
TextView mDescriptionView;
}
public View getView(int position, View convertView, ViewGroup parent) {
ViewHolder holder;
if (convertView == null) {
convertView = LayoutInflater.from(getContext())
.inflate(R.layout.media_list_item, parent, false);
holder = new ViewHolder();
holder.mImageView = (ImageView) convertView.findViewById(R.id.play_eq);
holder.mTitleView = (TextView) convertView.findViewById(R.id.title);
holder.mDescriptionView = (TextView) convertView.findViewById(R.id.description);
convertView.setTag(holder);
} else {
holder = (ViewHolder) convertView.getTag();
}
MediaSession.QueueItem item = getItem(position);
holder.mTitleView.setText(item.getDescription().getTitle());
if (item.getDescription().getDescription() != null) {
holder.mDescriptionView.setText(item.getDescription().getDescription());
}
// If the itemId matches the active Id then use a different icon
if (mActiveQueueItemId == item.getQueueId()) {
holder.mImageView.setImageDrawable(
getContext().getDrawable(R.drawable.ic_equalizer_white_24dp));
} else {
holder.mImageView.setImageDrawable(
getContext().getDrawable(R.drawable.ic_play_arrow_white_24dp));
}
return convertView;
}
}
|
