1 /*
2  * Copyright (C) 2008 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.scroll;
18 
19 import android.util.ScrollViewScenario;
20 import android.widget.Button;
21 import android.widget.LinearLayout;
22 
23 /**
24  * A series of short buttons, some of which are embedded within another
25  * layout.
26  */
27 public class ShortButtons extends ScrollViewScenario {
28 
29     private final int mNumButtons = 10;
30     protected final float mButtonHeightFactor = 0.2f;
31 
getNumButtons()32     public int getNumButtons() {
33         return mNumButtons;
34     }
35 
getButtonAt(int index)36     public Button getButtonAt(int index) {
37         if (index < 3) {
38             return getContentChildAt(index);
39         } else {
40             LinearLayout ll = getContentChildAt(3);
41             return (Button) ll.getChildAt(index - 3);
42         }
43     }
44 
45     @Override
init(Params params)46     protected void init(Params params) {
47         final int numButtonsInSubLayout = getNumButtons() - 3;
48         params.addButtons(3, "top-level", mButtonHeightFactor)
49                 .addVerticalLLOfButtons("embedded",
50                         numButtonsInSubLayout,
51                         numButtonsInSubLayout * mButtonHeightFactor);
52     }
53 }
54