--- /dev/null
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.sim;
+
+import com.android.settings.R;
+import com.android.settings.Settings.SimSettingsActivity;
+
+import java.util.List;
+
+import android.app.NotificationManager;
+import android.app.PendingIntent;
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.SharedPreferences;
+import android.content.SharedPreferences.Editor;
+import android.content.res.Resources;
+import android.support.v4.app.NotificationCompat;
+import android.telephony.SubscriptionInfo;
+import android.telephony.SubscriptionListener;
+import android.telephony.SubscriptionManager;
+import android.telephony.TelephonyManager;
+import android.util.Log;
+
+import com.android.settings.Utils;
+
+public class SimBootReceiver extends BroadcastReceiver {
+ private static final int SLOT_EMPTY = -1;
+ private static final int NOTIFICATION_ID = 1;
+ private static final String SHARED_PREFERENCES_NAME = "sim_state";
+ private static final String SLOT_PREFIX = "sim_slot_";
+
+ private SharedPreferences mSharedPreferences = null;
+ private TelephonyManager mTelephonyManager;
+ private Context mContext;
+
+ @Override
+ public void onReceive(Context context, Intent intent) {
+ mTelephonyManager = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
+ mContext = context;
+ mSharedPreferences = mContext.getSharedPreferences(SHARED_PREFERENCES_NAME,
+ Context.MODE_PRIVATE);
+
+ SubscriptionManager.register(mContext, mSubscriptionListener,
+ SubscriptionListener.LISTEN_SUBSCRIPTION_INFO_LIST_CHANGED);
+ }
+
+ private void detectChangeAndNotify() {
+ final int numSlots = mTelephonyManager.getSimCount();
+
+ // Do not create notifications on single SIM devices.
+ if (numSlots < 2) {
+ return;
+ }
+
+ // We wait until SubscriptionManager returns a valid list of Subscription informations
+ // by checking if the list is empty.
+ // This is not completely correct, but works for most cases.
+ // See Bug: 18377252
+ if (SubscriptionManager.getActiveSubscriptionInfoList().size() < 1) {
+ return;
+ }
+
+ for (int i = 0; i < numSlots; i++) {
+ final SubscriptionInfo sir = Utils.findRecordBySlotId(i);
+ final String key = SLOT_PREFIX+i;
+ final int lastSubId = getLastSubId(key);
+
+ if (sir != null) {
+ final int currentSubId = sir.getSubscriptionId();
+ if (lastSubId != currentSubId) {
+ createNotification(mContext);
+ setLastSubId(key, currentSubId);
+ }
+ } else if (lastSubId != SLOT_EMPTY) {
+ createNotification(mContext);
+ setLastSubId(key, SLOT_EMPTY);
+ }
+ }
+ }
+
+ private int getLastSubId(String strSlotId) {
+ return mSharedPreferences.getInt(strSlotId, SLOT_EMPTY);
+ }
+
+ private void setLastSubId(String strSlotId, int value) {
+ Editor editor = mSharedPreferences.edit();
+ editor.putInt(strSlotId, value);
+ editor.commit();
+ }
+
+ private void createNotification(Context context){
+ final Resources resources = context.getResources();
+
+ NotificationCompat.Builder builder =
+ new NotificationCompat.Builder(context)
+ .setSmallIcon(R.drawable.ic_sim_card_alert_white_48dp)
+ .setColor(resources.getColor(R.color.sim_noitification))
+ .setContentTitle(resources.getString(R.string.sim_notification_title))
+ .setContentText(resources.getString(R.string.sim_notification_summary));
+ Intent resultIntent = new Intent(context, SimSettingsActivity.class);
+ resultIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+ PendingIntent resultPendingIntent =
+ PendingIntent.getActivity(
+ context,
+ 0,
+ resultIntent,
+ PendingIntent.FLAG_CANCEL_CURRENT
+ );
+ builder.setContentIntent(resultPendingIntent);
+ NotificationManager notificationManager =
+ (NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE);
+ notificationManager.notify(NOTIFICATION_ID, builder.build());
+ }
+
+ public static void cancelNotification(Context context) {
+ NotificationManager notificationManager =
+ (NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE);
+ notificationManager.cancel(NOTIFICATION_ID);
+ }
+
+ private final SubscriptionListener mSubscriptionListener = new SubscriptionListener() {
+ @Override
+ public void onSubscriptionInfoChanged() {
+ detectChangeAndNotify();
+ }
+ };
+}
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