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 17 package com.android.settings.notification; 18 19 import static com.android.settings.notification.SettingPref.TYPE_SYSTEM; 20 21 import android.content.Context; 22 import android.os.Vibrator; 23 import android.provider.Settings.System; 24 import com.android.settings.SettingsPreferenceFragment; 25 import com.android.settingslib.core.lifecycle.Lifecycle; 26 27 public class VibrateOnTouchPreferenceController extends SettingPrefController { 28 29 private static final String KEY_VIBRATE_ON_TOUCH = "vibrate_on_touch"; 30 31 public VibrateOnTouchPreferenceController(Context context, SettingsPreferenceFragment parent, 32 Lifecycle lifecycle) { 33 super(context, parent, lifecycle); 34 mPreference = new SettingPref( 35 TYPE_SYSTEM, KEY_VIBRATE_ON_TOUCH, System.HAPTIC_FEEDBACK_ENABLED, 0) { 36 @Override 37 public boolean isApplicable(Context context) { 38 return hasHaptic(context); 39 } 40 }; 41 42 } 43 44 private static boolean hasHaptic(Context context) { 45 final Vibrator vibrator = (Vibrator) context.getSystemService(Context.VIBRATOR_SERVICE); 46 return vibrator != null && vibrator.hasVibrator(); 47 } 48 49 } 50
