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 
21 import android.widget.Button;
22 import android.widget.LinearLayout;
23 
24 /**
25  * A series of short buttons, some of which are embedded within another
26  * layout.
27  */
28 public class ShortButtons extends ScrollViewScenario {
29 
30     private final int mNumButtons = 10;
31     protected final float mButtonHeightFactor = 0.2f;
32 
getNumButtons()33     public int getNumButtons() {
34         return mNumButtons;
35     }
36 
getButtonAt(int index)37     public Button getButtonAt(int index) {
38         if (index < 3) {
39             return getContentChildAt(index);
40         } else {
41             LinearLayout ll = getContentChildAt(3);
42             return (Button) ll.getChildAt(index - 3);
43         }
44     }
45 
46     @Override
init(Params params)47     protected void init(Params params) {
48         final int numButtonsInSubLayout = getNumButtons() - 3;
49         params.addButtons(3, "top-level", mButtonHeightFactor)
50                 .addVerticalLLOfButtons("embedded",
51                         numButtonsInSubLayout,
52                         numButtonsInSubLayout * mButtonHeightFactor);
53     }
54 }
55