1 /* 2 * Copyright (C) 2019 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.car.developeroptions.deviceinfo.imei; 18 19 import static android.telephony.TelephonyManager.PHONE_TYPE_CDMA; 20 21 import android.content.Context; 22 import android.os.UserManager; 23 import android.telephony.TelephonyManager; 24 25 import androidx.annotation.VisibleForTesting; 26 import androidx.fragment.app.Fragment; 27 import androidx.preference.Preference; 28 import androidx.preference.PreferenceScreen; 29 30 import com.android.car.developeroptions.R; 31 import com.android.car.developeroptions.core.BasePreferenceController; 32 import com.android.car.developeroptions.slices.Sliceable; 33 import com.android.settingslib.Utils; 34 35 import java.util.ArrayList; 36 import java.util.List; 37 38 /** 39 * Controller that manages preference for single and multi sim devices. 40 */ 41 public class ImeiInfoPreferenceController extends BasePreferenceController { 42 43 private final boolean mIsMultiSim; 44 private final TelephonyManager mTelephonyManager; 45 private final List<Preference> mPreferenceList = new ArrayList<>(); 46 private Fragment mFragment; 47 ImeiInfoPreferenceController(Context context, String key)48 public ImeiInfoPreferenceController(Context context, String key) { 49 super(context, key); 50 mTelephonyManager = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE); 51 mIsMultiSim = mTelephonyManager.getPhoneCount() > 1; 52 } 53 setHost(Fragment fragment)54 public void setHost(Fragment fragment) { 55 mFragment = fragment; 56 } 57 58 @Override displayPreference(PreferenceScreen screen)59 public void displayPreference(PreferenceScreen screen) { 60 super.displayPreference(screen); 61 final Preference preference = screen.findPreference(getPreferenceKey()); 62 63 mPreferenceList.add(preference); 64 updatePreference(preference, 0 /* simSlot */); 65 66 final int imeiPreferenceOrder = preference.getOrder(); 67 // Add additional preferences for each sim in the device 68 for (int simSlotNumber = 1; simSlotNumber < mTelephonyManager.getPhoneCount(); 69 simSlotNumber++) { 70 final Preference multiSimPreference = createNewPreference(screen.getContext()); 71 multiSimPreference.setOrder(imeiPreferenceOrder + simSlotNumber); 72 multiSimPreference.setKey(getPreferenceKey() + simSlotNumber); 73 screen.addPreference(multiSimPreference); 74 mPreferenceList.add(multiSimPreference); 75 updatePreference(multiSimPreference, simSlotNumber); 76 } 77 } 78 79 @Override getSummary()80 public CharSequence getSummary() { 81 final int phoneType = mTelephonyManager.getPhoneType(); 82 return phoneType == PHONE_TYPE_CDMA ? mTelephonyManager.getMeid() 83 : mTelephonyManager.getImei(); 84 } 85 86 @Override handlePreferenceTreeClick(Preference preference)87 public boolean handlePreferenceTreeClick(Preference preference) { 88 final int simSlot = mPreferenceList.indexOf(preference); 89 if (simSlot == -1) { 90 return false; 91 } 92 93 ImeiInfoDialogFragment.show(mFragment, simSlot, preference.getTitle().toString()); 94 return true; 95 } 96 97 @Override getAvailabilityStatus()98 public int getAvailabilityStatus() { 99 return mContext.getSystemService(UserManager.class).isAdminUser() 100 && !Utils.isWifiOnly(mContext) ? AVAILABLE : UNSUPPORTED_ON_DEVICE; 101 } 102 103 @Override isSliceable()104 public boolean isSliceable() { 105 return true; 106 } 107 108 @Override isCopyableSlice()109 public boolean isCopyableSlice() { 110 return true; 111 } 112 113 @Override useDynamicSliceSummary()114 public boolean useDynamicSliceSummary() { 115 return true; 116 } 117 118 @Override copy()119 public void copy() { 120 Sliceable.setCopyContent(mContext, getSummary(), mContext.getText(R.string.status_imei)); 121 } 122 updatePreference(Preference preference, int simSlot)123 private void updatePreference(Preference preference, int simSlot) { 124 final int phoneType = mTelephonyManager.getPhoneType(); 125 if (phoneType == PHONE_TYPE_CDMA) { 126 preference.setTitle(getTitleForCdmaPhone(simSlot)); 127 preference.setSummary(getMeid(simSlot)); 128 } else { 129 // GSM phone 130 preference.setTitle(getTitleForGsmPhone(simSlot)); 131 preference.setSummary(mTelephonyManager.getImei(simSlot)); 132 } 133 } 134 getTitleForGsmPhone(int simSlot)135 private CharSequence getTitleForGsmPhone(int simSlot) { 136 return mIsMultiSim ? mContext.getString(R.string.imei_multi_sim, simSlot + 1) 137 : mContext.getString(R.string.status_imei); 138 } 139 getTitleForCdmaPhone(int simSlot)140 private CharSequence getTitleForCdmaPhone(int simSlot) { 141 return mIsMultiSim ? mContext.getString(R.string.meid_multi_sim, simSlot + 1) 142 : mContext.getString(R.string.status_meid_number); 143 } 144 145 @VisibleForTesting getMeid(int simSlot)146 String getMeid(int simSlot) { 147 return mTelephonyManager.getMeid(simSlot); 148 } 149 150 @VisibleForTesting createNewPreference(Context context)151 Preference createNewPreference(Context context) { 152 return new Preference(context); 153 } 154 } 155