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      1 /*
      2  * Copyright (C) 2017 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 package com.android.settingslib.widget;
     17 
     18 import android.content.Context;
     19 import android.text.Spanned;
     20 import android.text.method.LinkMovementMethod;
     21 import android.text.style.ClickableSpan;
     22 import android.util.AttributeSet;
     23 import android.widget.TextView;
     24 
     25 /**
     26  * Copied from setup wizard. This TextView performed two functions. The first is to make it so the
     27  * link behaves properly and becomes clickable. The second was that it made the link visible to
     28  * accessibility services, but from O forward support for links is provided natively.
     29  */
     30 public class LinkTextView extends TextView {
     31 
     32     public LinkTextView(Context context) {
     33         this(context, null);
     34     }
     35 
     36     public LinkTextView(Context context, AttributeSet attrs) {
     37         super(context, attrs);
     38     }
     39 
     40     @Override
     41     public void setText(CharSequence text, BufferType type) {
     42         super.setText(text, type);
     43         if (text instanceof Spanned) {
     44             final ClickableSpan[] spans =
     45                     ((Spanned) text).getSpans(0, text.length(), ClickableSpan.class);
     46             if (spans.length > 0) {
     47                 setMovementMethod(LinkMovementMethod.getInstance());
     48             }
     49         }
     50     }
     51 }