1 /* 2 * Copyright (C) 2016 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 package com.android.settings.display; 15 16 import android.content.Context; 17 import android.provider.Settings; 18 import android.support.v14.preference.SwitchPreference; 19 import android.support.v7.preference.Preference; 20 21 import com.android.settings.core.PreferenceControllerMixin; 22 import com.android.settingslib.core.AbstractPreferenceController; 23 24 public class TapToWakePreferenceController extends AbstractPreferenceController implements 25 PreferenceControllerMixin, Preference.OnPreferenceChangeListener { 26 27 private static final String KEY_TAP_TO_WAKE = "tap_to_wake"; 28 TapToWakePreferenceController(Context context)29 public TapToWakePreferenceController(Context context) { 30 super(context); 31 } 32 33 @Override getPreferenceKey()34 public String getPreferenceKey() { 35 return KEY_TAP_TO_WAKE; 36 } 37 38 @Override isAvailable()39 public boolean isAvailable() { 40 return mContext.getResources().getBoolean( 41 com.android.internal.R.bool.config_supportDoubleTapWake); 42 } 43 44 @Override updateState(Preference preference)45 public void updateState(Preference preference) { 46 int value = Settings.Secure.getInt( 47 mContext.getContentResolver(), Settings.Secure.DOUBLE_TAP_TO_WAKE, 0); 48 ((SwitchPreference) preference).setChecked(value != 0); 49 } 50 51 @Override onPreferenceChange(Preference preference, Object newValue)52 public boolean onPreferenceChange(Preference preference, Object newValue) { 53 boolean value = (Boolean) newValue; 54 Settings.Secure.putInt( 55 mContext.getContentResolver(), Settings.Secure.DOUBLE_TAP_TO_WAKE, value ? 1 : 0); 56 return true; 57 } 58 } 59