MasterSwitchController.java revision 1432cb852972daedd6c2fde78abb769b722fc47d 
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.widget;
18
19import android.support.v7.preference.Preference;
20
21/*
22 * The switch controller that is used to update the switch widget in the MasterSwitchPreference
23 * layout.
24 */
25public class MasterSwitchController extends SwitchWidgetController implements
26    Preference.OnPreferenceChangeListener {
27
28    private final MasterSwitchPreference mPreference;
29
30    public MasterSwitchController(MasterSwitchPreference preference) {
31        mPreference = preference;
32    }
33
34    @Override
35    public void updateTitle(boolean isChecked) {
36    }
37
38    @Override
39    public void startListening() {
40        mPreference.setOnPreferenceChangeListener(this);
41    }
42
43    @Override
44    public void stopListening() {
45        mPreference.setOnPreferenceChangeListener(null);
46    }
47
48    @Override
49    public void setChecked(boolean checked) {
50        mPreference.setChecked(checked);
51    }
52
53    @Override
54    public boolean isChecked() {
55        return mPreference.isChecked();
56    }
57
58    @Override
59    public void setEnabled(boolean enabled) {
60        mPreference.setSwitchEnabled(enabled);
61    }
62
63    @Override
64    public boolean onPreferenceChange(Preference preference, Object newValue) {
65        if (mListener != null) {
66            return mListener.onSwitchToggled((Boolean) newValue);
67        }
68        return false;
69    }
70}
71