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.os.SystemProperties; 20 import android.support.v7.preference.Preference; 21 22 import com.android.settings.R; 23 import com.android.settings.Utils; 24 import com.android.settings.core.PreferenceControllerMixin; 25 import com.android.settingslib.core.AbstractPreferenceController; 26 27 public class BasebandVersionPreferenceController extends AbstractPreferenceController implements 28 PreferenceControllerMixin { 29 30 private static final String BASEBAND_PROPERTY = "gsm.version.baseband"; 31 private static final String KEY_BASEBAND_VERSION = "baseband_version"; 32 BasebandVersionPreferenceController(Context context)33 public BasebandVersionPreferenceController(Context context) { 34 super(context); 35 } 36 37 @Override isAvailable()38 public boolean isAvailable() { 39 return !Utils.isWifiOnly(mContext); 40 } 41 42 @Override getPreferenceKey()43 public String getPreferenceKey() { 44 return KEY_BASEBAND_VERSION; 45 } 46 47 @Override updateState(Preference preference)48 public void updateState(Preference preference) { 49 super.updateState(preference); 50 preference.setSummary(SystemProperties.get(BASEBAND_PROPERTY, 51 mContext.getResources().getString(R.string.device_info_default))); 52 } 53 } 54