1 /*
2  * Copyright (C) 2011 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 com.android.launcher2;
18 
19 import android.content.Context;
20 import android.util.AttributeSet;
21 import android.view.KeyEvent;
22 import android.widget.TextView;
23 
24 /**
25  * We use a custom tab view to process our own focus traversals.
26  */
27 public class AccessibleTabView extends TextView {
AccessibleTabView(Context context)28     public AccessibleTabView(Context context) {
29         super(context);
30     }
31 
AccessibleTabView(Context context, AttributeSet attrs)32     public AccessibleTabView(Context context, AttributeSet attrs) {
33         super(context, attrs);
34     }
35 
AccessibleTabView(Context context, AttributeSet attrs, int defStyle)36     public AccessibleTabView(Context context, AttributeSet attrs, int defStyle) {
37         super(context, attrs, defStyle);
38     }
39 
40     @Override
onKeyDown(int keyCode, KeyEvent event)41     public boolean onKeyDown(int keyCode, KeyEvent event) {
42         return FocusHelper.handleTabKeyEvent(this, keyCode, event)
43                 || super.onKeyDown(keyCode, event);
44     }
45 
46     @Override
onKeyUp(int keyCode, KeyEvent event)47     public boolean onKeyUp(int keyCode, KeyEvent event) {
48         return FocusHelper.handleTabKeyEvent(this, keyCode, event)
49                 || super.onKeyUp(keyCode, event);
50     }
51 }
52