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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"); you may not use this file
      5  * except in compliance with the License. You may obtain a copy of the License at
      6  *
      7  *      http://www.apache.org/licenses/LICENSE-2.0
      8  *
      9  * Unless required by applicable law or agreed to in writing, software distributed under the
     10  * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
     11  * KIND, either express or implied. See the License for the specific language governing
     12  * permissions and limitations under the License.
     13  */
     14 
     15 package com.android.systemui.statusbar.policy;
     16 
     17 import android.content.Context;
     18 import android.view.accessibility.AccessibilityManager;
     19 import android.view.accessibility.AccessibilityManager.AccessibilityServicesStateChangeListener;
     20 
     21 /**
     22  * For mocking because AccessibilityManager is final for some reason...
     23  */
     24 public class AccessibilityManagerWrapper implements
     25         CallbackController<AccessibilityServicesStateChangeListener> {
     26 
     27     private final AccessibilityManager mAccessibilityManager;
     28 
     29     public AccessibilityManagerWrapper(Context context) {
     30         mAccessibilityManager = context.getSystemService(AccessibilityManager.class);
     31     }
     32 
     33     @Override
     34     public void addCallback(AccessibilityServicesStateChangeListener listener) {
     35         mAccessibilityManager.addAccessibilityServicesStateChangeListener(listener, null);
     36     }
     37 
     38     @Override
     39     public void removeCallback(AccessibilityServicesStateChangeListener listener) {
     40         mAccessibilityManager.removeAccessibilityServicesStateChangeListener(listener);
     41     }
     42 }
     43