1 /*
2  * Copyright (C) 2019 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.accessibility;
18 
19 import android.content.Context;
20 import android.os.Bundle;
21 
22 import androidx.preference.Preference;
23 import androidx.preference.PreferenceScreen;
24 
25 import com.android.settings.core.BasePreferenceController;
26 
27 public class MagnificationPreferenceController extends BasePreferenceController {
28 
29     private Preference mPreference;
30 
MagnificationPreferenceController(Context context, String preferenceKey)31     public MagnificationPreferenceController(Context context, String preferenceKey) {
32         super(context, preferenceKey);
33     }
34 
35     @Override
getAvailabilityStatus()36     public int getAvailabilityStatus() {
37         return AVAILABLE;
38     }
39 
40     @Override
getSummary()41     public CharSequence getSummary() {
42         return ToggleScreenMagnificationPreferenceFragment.getServiceSummary(mContext);
43     }
44 
45     @Override
displayPreference(PreferenceScreen screen)46     public void displayPreference(PreferenceScreen screen) {
47         super.displayPreference(screen);
48         mPreference = screen.findPreference(getPreferenceKey());
49         configureMagnificationPreferenceIfNeeded();
50     }
51 
configureMagnificationPreferenceIfNeeded()52     private void configureMagnificationPreferenceIfNeeded() {
53         mPreference.setFragment(ToggleScreenMagnificationPreferenceFragment.class.getName());
54         final Bundle extras = mPreference.getExtras();
55         MagnificationGesturesPreferenceController
56                 .populateMagnificationGesturesPreferenceExtras(extras, mContext);
57     }
58 }
59