Пытаюсь создать свой раскрывающийся список с текстом и плюшками.
Все вроде ок, кроме одного момента: при раскрытии группы соседние перемешиваются.
Вот как это выглядит до раскрытия группы:
и после:
Код адаптера:
Кликните здесь для просмотра всего текста
Java |
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
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
| public class ExpLstAdapter extends BaseExpandableListAdapter {
private Context context;
private ArrayList<Group> groups;
public ExpLstAdapter(Context context, ArrayList<Group> groups) {
super();
this.context = context;
this.groups = groups;
}
@Override
public int getGroupCount() {
return groups.size();
}
@Override
public int getChildrenCount(int groupPosition) {
ArrayList<Child> chList = groups.get(groupPosition).getItems();
return chList.size();
}
@Override
public Object getGroup(int groupPosition) {
return groups.get(groupPosition);
}
@Override
public Object getChild(int groupPosition, int childPosition) {
return groups.get(groupPosition).getItems().get(childPosition);
}
@Override
public long getGroupId(int groupPosition) {
// TODO
return 0L;
}
@Override
public long getChildId(int groupPosition, int childPosition) {
// TODO
return 0L;
}
@Override
public boolean hasStableIds() {
return false;
}
@Override
public View getGroupView(int groupPosition, boolean isExpanded,
View convertView, ViewGroup parent) {
Group group = (Group) getGroup(groupPosition);
if (convertView == null) {
LayoutInflater inflater = (LayoutInflater) context
.getSystemService(context.LAYOUT_INFLATER_SERVICE);
convertView = inflater.inflate(R.layout.group_item, null);
((TextView) convertView.findViewById(R.id.txtGroupName))
.setText(group.getName());
((TextView) convertView.findViewById(R.id.txtGroupCapacity))
.setText(Integer.toString(groups.get(groupPosition)
.getItems().size()));
}
return convertView;
}
@Override
public View getChildView(final int groupPosition, final int childPosition,
boolean isLastChild, View convertView, ViewGroup parent) {
final Child child = (Child) getChild(groupPosition, childPosition);
if (convertView == null) {
LayoutInflater infalInflater = (LayoutInflater) context
.getSystemService(context.LAYOUT_INFLATER_SERVICE);
convertView = infalInflater.inflate(R.layout.child_item, null);
}
TextView tv = (TextView) convertView.findViewById(R.id.txtName);
tv.setText(child.getName());
ImageView ivGender = (ImageView) convertView
.findViewById(R.id.imageGender);
if (child.isMale()) {
ivGender.setImageResource(R.drawable.male);
} else {
ivGender.setImageResource(R.drawable.female);
}
ImageView ivCard = (ImageView) convertView.findViewById(R.id.imageCard);
if (child.hasCard()) {
ivCard.setImageResource(android.R.drawable.btn_star_big_on);
} else {
ivCard.setImageResource(android.R.drawable.btn_star_big_off);
}
convertView.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View view) {
Toast.makeText(context, showGroup(groupPosition), Toast.LENGTH_SHORT)
.show();
}
});
return convertView;
}
@Override
public boolean isChildSelectable(int groupPosition, int childPosition) {
return true;
}
private String showGroups() {
StringBuilder sb = new StringBuilder();
for (int i = 0; i < groups.size(); i++) {
sb.append(groups.get(i).toString());
}
return sb.toString();
}
private String showGroup(int groupPosition){
return groups.get(groupPosition).toString();
}
} |
|