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      1 /*
      2  * Copyright (C) 2006 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.systemui.statusbar.phone;
     18 
     19 import android.content.BroadcastReceiver;
     20 import android.content.Context;
     21 import android.content.Intent;
     22 import android.content.IntentFilter;
     23 import android.provider.Telephony;
     24 import android.text.TextUtils;
     25 import android.util.AttributeSet;
     26 import android.util.Slog;
     27 import android.view.View;
     28 import android.widget.TextView;
     29 
     30 import java.text.SimpleDateFormat;
     31 import java.util.Calendar;
     32 import java.util.TimeZone;
     33 
     34 import com.android.internal.R;
     35 
     36 /**
     37  * This widget display an analogic clock with two hands for hours and
     38  * minutes.
     39  */
     40 public class CarrierLabel extends TextView {
     41     private boolean mAttached;
     42 
     43     public CarrierLabel(Context context) {
     44         this(context, null);
     45     }
     46 
     47     public CarrierLabel(Context context, AttributeSet attrs) {
     48         this(context, attrs, 0);
     49     }
     50 
     51     public CarrierLabel(Context context, AttributeSet attrs, int defStyle) {
     52         super(context, attrs, defStyle);
     53         updateNetworkName(false, null, false, null);
     54     }
     55 
     56     @Override
     57     protected void onAttachedToWindow() {
     58         super.onAttachedToWindow();
     59 
     60         if (!mAttached) {
     61             mAttached = true;
     62             IntentFilter filter = new IntentFilter();
     63             filter.addAction(Telephony.Intents.SPN_STRINGS_UPDATED_ACTION);
     64             getContext().registerReceiver(mIntentReceiver, filter, null, getHandler());
     65         }
     66     }
     67 
     68     @Override
     69     protected void onDetachedFromWindow() {
     70         super.onDetachedFromWindow();
     71         if (mAttached) {
     72             getContext().unregisterReceiver(mIntentReceiver);
     73             mAttached = false;
     74         }
     75     }
     76 
     77     private final BroadcastReceiver mIntentReceiver = new BroadcastReceiver() {
     78         @Override
     79         public void onReceive(Context context, Intent intent) {
     80             String action = intent.getAction();
     81             if (Telephony.Intents.SPN_STRINGS_UPDATED_ACTION.equals(action)) {
     82                 updateNetworkName(intent.getBooleanExtra(Telephony.Intents.EXTRA_SHOW_SPN, false),
     83                         intent.getStringExtra(Telephony.Intents.EXTRA_SPN),
     84                         intent.getBooleanExtra(Telephony.Intents.EXTRA_SHOW_PLMN, false),
     85                         intent.getStringExtra(Telephony.Intents.EXTRA_PLMN));
     86             }
     87         }
     88     };
     89 
     90     void updateNetworkName(boolean showSpn, String spn, boolean showPlmn, String plmn) {
     91         if (false) {
     92             Slog.d("CarrierLabel", "updateNetworkName showSpn=" + showSpn + " spn=" + spn
     93                     + " showPlmn=" + showPlmn + " plmn=" + plmn);
     94         }
     95         final String str;
     96         // match logic in KeyguardStatusViewManager
     97         final boolean plmnValid = showPlmn && !TextUtils.isEmpty(plmn);
     98         final boolean spnValid = showSpn && !TextUtils.isEmpty(spn);
     99         if (plmnValid && spnValid) {
    100             str = plmn + "|" + spn;
    101         } else if (plmnValid) {
    102             str = plmn;
    103         } else if (spnValid) {
    104             str = spn;
    105         } else {
    106             str = "";
    107         }
    108         setText(str);
    109     }
    110 
    111 
    112 }
    113 
    114 
    115