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      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.preference.Preference;
     20 import android.preference.PreferenceActivity;
     21 import android.preference.PreferenceScreen;
     22 import android.content.res.Resources;
     23 
     24 import com.android.internal.telephony.Phone;
     25 import com.android.internal.telephony.PhoneConstants;
     26 import com.android.internal.telephony.PhoneFactory;
     27 
     28 /**
     29  * List of Network-specific settings screens.
     30  */
     31 public class GsmUmtsOptions {
     32     private static final String LOG_TAG = "GsmUmtsOptions";
     33 
     34     private PreferenceScreen mButtonAPNExpand;
     35     private PreferenceScreen mButtonOperatorSelectionExpand;
     36 
     37     private static final String BUTTON_APN_EXPAND_KEY = "button_apn_key";
     38     private static final String BUTTON_OPERATOR_SELECTION_EXPAND_KEY = "button_carrier_sel_key";
     39     private PreferenceActivity mPrefActivity;
     40     private PreferenceScreen mPrefScreen;
     41 
     42     public GsmUmtsOptions(PreferenceActivity prefActivity, PreferenceScreen prefScreen) {
     43         mPrefActivity = prefActivity;
     44         mPrefScreen = prefScreen;
     45         create();
     46     }
     47 
     48     protected void create() {
     49         mPrefActivity.addPreferencesFromResource(R.xml.gsm_umts_options);
     50         mButtonAPNExpand = (PreferenceScreen) mPrefScreen.findPreference(BUTTON_APN_EXPAND_KEY);
     51         mButtonOperatorSelectionExpand =
     52                 (PreferenceScreen) mPrefScreen.findPreference(BUTTON_OPERATOR_SELECTION_EXPAND_KEY);
     53         if (PhoneFactory.getDefaultPhone().getPhoneType() != PhoneConstants.PHONE_TYPE_GSM) {
     54             log("Not a GSM phone");
     55             mButtonAPNExpand.setEnabled(false);
     56             mButtonOperatorSelectionExpand.setEnabled(false);
     57         } else {
     58             log("Not a CDMA phone");
     59             Resources res = mPrefActivity.getResources();
     60 
     61             // Determine which options to display, for GSM these are defaulted
     62             // are defaulted to true in Phone/res/values/config.xml. But for
     63             // some operators like verizon they maybe overriden in operator
     64             // specific resources or device specifc overlays.
     65             if (!res.getBoolean(R.bool.config_apn_expand)) {
     66                 mPrefScreen.removePreference(mPrefScreen.findPreference(BUTTON_APN_EXPAND_KEY));
     67             }
     68             if (!res.getBoolean(R.bool.config_operator_selection_expand)) {
     69                 mPrefScreen.removePreference(mPrefScreen
     70                         .findPreference(BUTTON_OPERATOR_SELECTION_EXPAND_KEY));
     71             }
     72 
     73             if (res.getBoolean(R.bool.csp_enabled)) {
     74                 if (PhoneFactory.getDefaultPhone().isCspPlmnEnabled()) {
     75                     log("[CSP] Enabling Operator Selection menu.");
     76                     mButtonOperatorSelectionExpand.setEnabled(true);
     77                 } else {
     78                     log("[CSP] Disabling Operator Selection menu.");
     79                     mPrefScreen.removePreference(mPrefScreen
     80                           .findPreference(BUTTON_OPERATOR_SELECTION_EXPAND_KEY));
     81                 }
     82             }
     83         }
     84     }
     85 
     86     public boolean preferenceTreeClick(Preference preference) {
     87         log("preferenceTreeClick: return false");
     88         return false;
     89     }
     90 
     91     protected void log(String s) {
     92         android.util.Log.d(LOG_TAG, s);
     93     }
     94 }
     95