1 /* 2 * Copyright (C) 2016 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.accounts; 17 18 import android.content.Context; 19 import android.content.Intent; 20 import android.content.pm.ResolveInfo; 21 import android.content.pm.UserInfo; 22 import android.content.res.Resources; 23 import android.os.UserHandle; 24 import android.os.UserManager; 25 import android.support.v7.preference.Preference; 26 27 import com.android.settings.R; 28 import com.android.settings.core.PreferenceControllerMixin; 29 import com.android.settings.search.SearchIndexableRaw; 30 import com.android.settingslib.core.AbstractPreferenceController; 31 32 import java.util.List; 33 34 public class EmergencyInfoPreferenceController extends AbstractPreferenceController 35 implements PreferenceControllerMixin { 36 37 private static final String KEY_EMERGENCY_INFO = "emergency_info"; 38 private static final String ACTION_EDIT_EMERGENCY_INFO = "android.settings.EDIT_EMERGENCY_INFO"; 39 private static final String PACKAGE_NAME_EMERGENCY = "com.android.emergency"; 40 EmergencyInfoPreferenceController(Context context)41 public EmergencyInfoPreferenceController(Context context) { 42 super(context); 43 } 44 45 @Override updateRawDataToIndex(List<SearchIndexableRaw> rawData)46 public void updateRawDataToIndex(List<SearchIndexableRaw> rawData) { 47 if (isAvailable()) { 48 SearchIndexableRaw data = new SearchIndexableRaw(mContext); 49 final Resources res = mContext.getResources(); 50 data.title = res.getString(com.android.settings.R.string.emergency_info_title); 51 data.screenTitle = res.getString(com.android.settings.R.string.emergency_info_title); 52 rawData.add(data); 53 } 54 } 55 updateState(Preference preference)56 public void updateState(Preference preference) { 57 UserInfo info = mContext.getSystemService(UserManager.class).getUserInfo( 58 UserHandle.myUserId()); 59 preference.setSummary(mContext.getString(R.string.emergency_info_summary, info.name)); 60 } 61 62 @Override handlePreferenceTreeClick(Preference preference)63 public boolean handlePreferenceTreeClick(Preference preference) { 64 if (KEY_EMERGENCY_INFO.equals(preference.getKey())) { 65 Intent intent = new Intent(ACTION_EDIT_EMERGENCY_INFO); 66 intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP); 67 mContext.startActivity(intent); 68 return true; 69 } 70 return false; 71 } 72 73 @Override isAvailable()74 public boolean isAvailable() { 75 Intent intent = new Intent(ACTION_EDIT_EMERGENCY_INFO).setPackage(PACKAGE_NAME_EMERGENCY); 76 List<ResolveInfo> infos = mContext.getPackageManager().queryIntentActivities(intent, 0); 77 return infos != null && !infos.isEmpty(); 78 } 79 80 @Override getPreferenceKey()81 public String getPreferenceKey() { 82 return KEY_EMERGENCY_INFO; 83 } 84 } 85