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
17package com.android.settings.notification;
18
19import android.content.Context;
20import android.os.SystemProperties;
21import android.support.annotation.VisibleForTesting;
22import android.support.v14.preference.SwitchPreference;
23import android.support.v7.preference.Preference;
24import android.support.v7.preference.PreferenceScreen;
25import com.android.settings.core.PreferenceControllerMixin;
26import com.android.settingslib.core.AbstractPreferenceController;
27
28public class BootSoundPreferenceController extends AbstractPreferenceController
29        implements PreferenceControllerMixin {
30
31    // Boot Sounds needs to be a system property so it can be accessed during boot.
32    private static final String KEY_BOOT_SOUNDS = "boot_sounds";
33    @VisibleForTesting
34    static final String PROPERTY_BOOT_SOUNDS = "persist.sys.bootanim.play_sound";
35
36    public BootSoundPreferenceController(Context context) {
37        super(context);
38    }
39
40    @Override
41    public void displayPreference(PreferenceScreen screen) {
42        super.displayPreference(screen);
43        if (isAvailable()) {
44            SwitchPreference preference = (SwitchPreference) screen.findPreference(KEY_BOOT_SOUNDS);
45            preference.setChecked(SystemProperties.getBoolean(PROPERTY_BOOT_SOUNDS, true));
46        }
47    }
48
49    @Override
50    public boolean handlePreferenceTreeClick(Preference preference) {
51        if (KEY_BOOT_SOUNDS.equals(preference.getKey())) {
52            SwitchPreference switchPreference = (SwitchPreference) preference;
53            SystemProperties.set(PROPERTY_BOOT_SOUNDS, switchPreference.isChecked() ? "1" : "0");
54        }
55        return false;
56    }
57
58    @Override
59    public String getPreferenceKey() {
60        return KEY_BOOT_SOUNDS;
61    }
62
63    @Override
64    public boolean isAvailable() {
65        return mContext.getResources().getBoolean(com.android.settings.R.bool.has_boot_sounds);
66    }
67
68}