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 package com.android.settings.deviceinfo; 17 18 import android.content.Context; 19 import android.support.v7.preference.Preference; 20 21 import com.android.settings.core.PreferenceController; 22 import com.android.settingslib.DeviceInfoUtils; 23 24 public class KernelVersionPreferenceController extends PreferenceController { 25 26 private static final String KEY_KERNEL_VERSION = "kernel_version"; 27 KernelVersionPreferenceController(Context context)28 public KernelVersionPreferenceController(Context context) { 29 super(context); 30 } 31 32 @Override isAvailable()33 public boolean isAvailable() { 34 return true; 35 } 36 37 @Override updateState(Preference preference)38 public void updateState(Preference preference) { 39 super.updateState(preference); 40 preference.setSummary(DeviceInfoUtils.getFormattedKernelVersion()); 41 } 42 43 @Override getPreferenceKey()44 public String getPreferenceKey() { 45 return KEY_KERNEL_VERSION; 46 } 47 } 48