1 /*
2  * Copyright (C) 2007 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package android.widget.listview;
18 
19 import android.view.View;
20 import android.view.ViewGroup;
21 
22 import android.util.ListItemFactory;
23 import android.util.ListScenario;
24 
25 /**
26  * List that has different view types
27  */
28 public class ListHeterogeneous extends ListScenario {
29 
30     @Override
init(Params params)31     protected void init(Params params) {
32         params.setNumItems(50)
33                 .setItemScreenSizeFactor(1.0 / 8)
34                 .setItemsFocusable(true)
35                 .setHeaderViewCount(3)
36                 .setFooterViewCount(2);
37     }
38 
39     @Override
createView(int position, ViewGroup parent, int desiredHeight)40     protected View createView(int position, ViewGroup parent, int desiredHeight) {
41         switch (position % 3) {
42         case 0:
43             return ListItemFactory.text(
44                     position, parent.getContext(), getValueAtPosition(position), desiredHeight);
45         case 1:
46             return ListItemFactory.button(
47                     position, parent.getContext(), getValueAtPosition(position), desiredHeight);
48         case 2:
49             return ListItemFactory.doubleText(
50                     position, parent.getContext(), getValueAtPosition(position), desiredHeight);
51         }
52 
53         return null;
54     }
55 
56     @Override
convertView(int position, View convertView, ViewGroup parent)57     public View convertView(int position, View convertView, ViewGroup parent) {
58         switch (position % 3) {
59         case 0:
60             return ListItemFactory.convertText(convertView, getValueAtPosition(position), position);
61         case 1:
62             return ListItemFactory.convertButton(convertView, getValueAtPosition(position),
63                     position);
64         case 2:
65             return ListItemFactory.convertDoubleText(convertView, getValueAtPosition(position),
66                     position);
67         }
68 
69         return null;
70     }
71 
72     @Override
getItemViewType(int position)73     public int getItemViewType(int position) {
74         return position % 3;
75     }
76 
77     @Override
getViewTypeCount()78     public int getViewTypeCount() {
79         return 3;
80     }
81 
82 
83 }
84