1 /* 2 * Copyright (C) 2008 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.phone; 18 19 import android.content.Context; 20 import android.content.Intent; 21 import android.net.Uri; 22 import android.os.SystemProperties; 23 import android.preference.Preference; 24 import android.preference.PreferenceActivity; 25 import android.preference.PreferenceScreen; 26 import android.provider.Settings; 27 import android.telephony.TelephonyManager; 28 import android.text.TextUtils; 29 30 import com.android.internal.telephony.Phone; 31 import com.android.internal.telephony.TelephonyProperties; 32 33 /** 34 * List of Phone-specific settings screens. 35 */ 36 public class CdmaOptions { 37 private static final String LOG_TAG = "CdmaOptions"; 38 39 private CdmaSystemSelectListPreference mButtonCdmaSystemSelect; 40 private CdmaSubscriptionListPreference mButtonCdmaSubscription; 41 42 private static final String BUTTON_CDMA_SYSTEM_SELECT_KEY = "cdma_system_select_key"; 43 private static final String BUTTON_CDMA_SUBSCRIPTION_KEY = "cdma_subscription_key"; 44 private static final String BUTTON_CDMA_ACTIVATE_DEVICE_KEY = "cdma_activate_device_key"; 45 46 private PreferenceActivity mPrefActivity; 47 private PreferenceScreen mPrefScreen; 48 private Phone mPhone; 49 50 public CdmaOptions(PreferenceActivity prefActivity, PreferenceScreen prefScreen, Phone phone) { 51 mPrefActivity = prefActivity; 52 mPrefScreen = prefScreen; 53 mPhone = phone; 54 create(); 55 } 56 57 protected void create() { 58 mPrefActivity.addPreferencesFromResource(R.xml.cdma_options); 59 60 mButtonCdmaSystemSelect = (CdmaSystemSelectListPreference)mPrefScreen 61 .findPreference(BUTTON_CDMA_SYSTEM_SELECT_KEY); 62 63 mButtonCdmaSubscription = (CdmaSubscriptionListPreference)mPrefScreen 64 .findPreference(BUTTON_CDMA_SUBSCRIPTION_KEY); 65 66 mButtonCdmaSystemSelect.setEnabled(true); 67 if(deviceSupportsNvAndRuim()) { 68 log("Both NV and Ruim supported, ENABLE subscription type selection"); 69 mButtonCdmaSubscription.setEnabled(true); 70 } else { 71 log("Both NV and Ruim NOT supported, REMOVE subscription type selection"); 72 mPrefScreen.removePreference(mPrefScreen 73 .findPreference(BUTTON_CDMA_SUBSCRIPTION_KEY)); 74 } 75 76 final boolean voiceCapable = mPrefActivity.getResources().getBoolean( 77 com.android.internal.R.bool.config_voice_capable); 78 final boolean isLTE = mPhone.getLteOnCdmaMode() == Phone.LTE_ON_CDMA_TRUE; 79 if (voiceCapable || isLTE) { 80 // This option should not be available on voice-capable devices (i.e. regular phones) 81 // and is replaced by the LTE data service item on LTE devices 82 mPrefScreen.removePreference( 83 mPrefScreen.findPreference(BUTTON_CDMA_ACTIVATE_DEVICE_KEY)); 84 } 85 } 86 87 private boolean deviceSupportsNvAndRuim() { 88 // retrieve the list of subscription types supported by device. 89 String subscriptionsSupported = SystemProperties.get("ril.subscription.types"); 90 boolean nvSupported = false; 91 boolean ruimSupported = false; 92 93 log("deviceSupportsnvAnRum: prop=" + subscriptionsSupported); 94 if (!TextUtils.isEmpty(subscriptionsSupported)) { 95 // Searches through the comma-separated list for a match for "NV" 96 // and "RUIM" to update nvSupported and ruimSupported. 97 for (String subscriptionType : subscriptionsSupported.split(",")) { 98 subscriptionType = subscriptionType.trim(); 99 if (subscriptionType.equalsIgnoreCase("NV")) { 100 nvSupported = true; 101 } 102 if (subscriptionType.equalsIgnoreCase("RUIM")) { 103 ruimSupported = true; 104 } 105 } 106 } 107 108 log("deviceSupportsnvAnRum: nvSupported=" + nvSupported + 109 " ruimSupported=" + ruimSupported); 110 return (nvSupported && ruimSupported); 111 } 112 113 public boolean preferenceTreeClick(Preference preference) { 114 if (preference.getKey().equals(BUTTON_CDMA_SYSTEM_SELECT_KEY)) { 115 log("preferenceTreeClick: return BUTTON_CDMA_ROAMING_KEY true"); 116 return true; 117 } 118 if (preference.getKey().equals(BUTTON_CDMA_SUBSCRIPTION_KEY)) { 119 log("preferenceTreeClick: return CDMA_SUBSCRIPTION_KEY true"); 120 return true; 121 } 122 return false; 123 } 124 125 public void showDialog(Preference preference) { 126 if (preference.getKey().equals(BUTTON_CDMA_SYSTEM_SELECT_KEY)) { 127 mButtonCdmaSystemSelect.showDialog(null); 128 } else if (preference.getKey().equals(BUTTON_CDMA_SUBSCRIPTION_KEY)) { 129 mButtonCdmaSubscription.showDialog(null); 130 } 131 } 132 133 protected void log(String s) { 134 android.util.Log.d(LOG_TAG, s); 135 } 136 } 137