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
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
|
package org.wordpress.android.ui.reader.views;
import android.content.Context;
import android.os.Handler;
import android.util.AttributeSet;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.widget.LinearLayout;
import org.wordpress.android.R;
import org.wordpress.android.datasets.ReaderLikeTable;
import org.wordpress.android.datasets.ReaderUserTable;
import org.wordpress.android.models.ReaderPost;
import org.wordpress.android.models.ReaderUserIdList;
import org.wordpress.android.widgets.WPNetworkImageView;
import java.util.ArrayList;
/*
* LinearLayout which shows liking users - used by ReaderPostDetailFragment
*/
public class ReaderLikingUsersView extends LinearLayout {
private final int mLikeAvatarSz;
public ReaderLikingUsersView(Context context) {
this(context, null);
}
public ReaderLikingUsersView(Context context, AttributeSet attrs) {
super(context, attrs);
setOrientation(HORIZONTAL);
setGravity(Gravity.CENTER_VERTICAL);
mLikeAvatarSz = context.getResources().getDimensionPixelSize(R.dimen.avatar_sz_small);
}
public void showLikingUsers(final ReaderPost post) {
if (post == null) {
return;
}
final Handler handler = new Handler();
new Thread() {
@Override
public void run() {
// get avatar URLs of liking users up to the max, sized to fit
int maxAvatars = getMaxAvatars();
ReaderUserIdList avatarIds = ReaderLikeTable.getLikesForPost(post);
final ArrayList<String> avatars = ReaderUserTable.getAvatarUrls(avatarIds, maxAvatars, mLikeAvatarSz);
handler.post(new Runnable() {
@Override
public void run() {
showLikingAvatars(avatars);
}
});
}
}.start();
}
/*
* returns count of avatars that can fit the current space
*/
private int getMaxAvatars() {
int marginAvatar = getResources().getDimensionPixelSize(R.dimen.margin_extra_small);
int marginReader = getResources().getDimensionPixelSize(R.dimen.reader_detail_margin);
int likeAvatarSizeWithMargin = mLikeAvatarSz + (marginAvatar * 2);
int spaceForAvatars = getWidth() - (marginReader * 2);
return spaceForAvatars / likeAvatarSizeWithMargin;
}
/*
* note that the passed list of avatar urls has already been Photon-ized,
* so there's no need to do that here
*/
private void showLikingAvatars(final ArrayList<String> avatarUrls) {
if (avatarUrls == null || avatarUrls.size() == 0) {
removeAllViews();
return;
}
// remove excess existing views
int numExistingViews = getChildCount();
if (numExistingViews > avatarUrls.size()) {
int numToRemove = numExistingViews - avatarUrls.size();
removeViews(numExistingViews - numToRemove, numToRemove);
}
int index = 0;
LayoutInflater inflater = LayoutInflater.from(getContext());
for (String url : avatarUrls) {
WPNetworkImageView imgAvatar;
// reuse existing view when possible, otherwise inflate a new one
if (index < numExistingViews) {
imgAvatar = (WPNetworkImageView) getChildAt(index);
} else {
imgAvatar = (WPNetworkImageView) inflater.inflate(R.layout.reader_like_avatar, this, false);
addView(imgAvatar);
}
imgAvatar.setImageUrl(url, WPNetworkImageView.ImageType.AVATAR);
index++;
}
}
}
|
