1 /*
2  * Copyright (C) 2014 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.settings.widget;
18 
19 import android.content.Context;
20 import android.support.annotation.NonNull;
21 import android.text.Spanned;
22 import android.text.method.LinkMovementMethod;
23 import android.text.style.ClickableSpan;
24 import android.util.AttributeSet;
25 import android.view.MotionEvent;
26 import android.widget.TextView;
27 
28 /**
29  * Copied from setup wizard.
30  */
31 public class LinkTextView extends TextView {
32 
33     private LinkAccessibilityHelper mAccessibilityHelper;
34 
LinkTextView(Context context)35     public LinkTextView(Context context) {
36         this(context, null);
37     }
38 
LinkTextView(Context context, AttributeSet attrs)39     public LinkTextView(Context context, AttributeSet attrs) {
40         super(context, attrs);
41         mAccessibilityHelper = new LinkAccessibilityHelper(this);
42         setAccessibilityDelegate(mAccessibilityHelper);
43     }
44 
45     @Override
setText(CharSequence text, BufferType type)46     public void setText(CharSequence text, BufferType type) {
47         super.setText(text, type);
48         if (text instanceof Spanned) {
49             final ClickableSpan[] spans =
50                     ((Spanned) text).getSpans(0, text.length(), ClickableSpan.class);
51             if (spans.length > 0) {
52                 setMovementMethod(LinkMovementMethod.getInstance());
53             }
54         }
55     }
56 
57     @Override
dispatchHoverEvent(@onNull MotionEvent event)58     protected boolean dispatchHoverEvent(@NonNull MotionEvent event) {
59         if (mAccessibilityHelper.dispatchHoverEvent(event)) {
60             return true;
61         }
62         return super.dispatchHoverEvent(event);
63     }
64 }
65