Add ims registration status

Display "IMS registration state" in Status menu. Introduce carrier
config to enable/disable the feature for customization. Since some
carriers require, this feature is necessary.

Test: manual Checked "IMS registration state" in Status menu
Bug: 28806101
Merged-In: I6c452c512f03cf41704b91331e44141ed3050cf9
Change-Id: I6c452c512f03cf41704b91331e44141ed3050cf9

diff --git a/res/values/strings.xml b/res/values/strings.xml
index a1f4711..b207009 100644 (file)
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -8981,4 +8981,11 @@
 
     <!-- The divider symbol between different parts of the notification header including spaces. not translatable [CHAR LIMIT=3] -->
     <string name="notification_header_divider_symbol_with_spaces" translatable="false">" • "</string>
+
+    <!--Label of IMS registration header -->
+    <string name="ims_reg_title">"IMS registration state"</string>
+    <!--Used when IMS registration state is registered -->
+    <string name="ims_reg_status_registered">"Registered"</string>
+    <!--Used when IMS registration state is not registered -->
+    <string name="ims_reg_status_not_registered">"Not registered"</string>
 </resources>

diff --git a/res/xml/device_info_status.xml b/res/xml/device_info_status.xml
index 9a57af9..6fe43ec 100644 (file)
--- a/res/xml/device_info_status.xml
+++ b/res/xml/device_info_status.xml
@@ -89,4 +89,10 @@
         android:title="@string/status_wimax_mac_address"
         android:summary="@string/device_info_not_available"
         android:persistent="false" />
+    <Preference
+        android:key="ims_reg_state"
+        android:enabled="false"
+        android:shouldDisableView="false"
+        android:title="@string/ims_reg_title"
+        android:persistent="false" />
 </PreferenceScreen>

diff --git a/src/com/android/settings/deviceinfo/Status.java b/src/com/android/settings/deviceinfo/Status.java
index baddc6c..faa4134 100644 (file)
--- a/src/com/android/settings/deviceinfo/Status.java
+++ b/src/com/android/settings/deviceinfo/Status.java
@@ -28,11 +28,15 @@ import android.net.wifi.WifiManager;
 import android.os.Bundle;
 import android.os.Handler;
 import android.os.Message;
+import android.os.PersistableBundle;
 import android.os.SystemClock;
 import android.os.SystemProperties;
 import android.os.UserManager;
 import android.support.v7.preference.Preference;
 import android.support.v7.preference.PreferenceScreen;
+import android.telephony.CarrierConfigManager;
+import android.telephony.SubscriptionManager;
+import android.telephony.TelephonyManager;
 import android.text.TextUtils;
 
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
@@ -56,6 +60,7 @@ public class Status extends SettingsPreferenceFragment {
     private static final String KEY_WIMAX_MAC_ADDRESS = "wimax_mac_address";
     private static final String KEY_SIM_STATUS = "sim_status";
     private static final String KEY_IMEI_INFO = "imei_info";
+    private static final String KEY_IMS_REGISTRATION_STATE = "ims_reg_state";
 
     // Broadcasts to listen to for connectivity changes.
     private static final String[] CONNECTIVITY_INTENTS = {
@@ -85,6 +90,8 @@ public class Status extends SettingsPreferenceFragment {
     private Preference mIpAddress;
     private Preference mWifiMacAddress;
     private Preference mWimaxMacAddress;
+    private Preference mImsStatus;
+
     private Handler mHandler;
 
     private static class MyHandler extends Handler {
@@ -162,6 +169,7 @@ public class Status extends SettingsPreferenceFragment {
         mWifiMacAddress = findPreference(KEY_WIFI_MAC_ADDRESS);
         mWimaxMacAddress = findPreference(KEY_WIMAX_MAC_ADDRESS);
         mIpAddress = findPreference(KEY_IP_ADDRESS);
+        mImsStatus = findPreference(KEY_IMS_REGISTRATION_STATE);
 
         mRes = getResources();
         mUnavailable = mRes.getString(R.string.status_unavailable);
@@ -269,11 +277,31 @@ public class Status extends SettingsPreferenceFragment {
         }
     }
 
+    private void setImsRegistrationStatus() {
+        CarrierConfigManager configManager = (CarrierConfigManager)
+                getSystemService(Context.CARRIER_CONFIG_SERVICE);
+        int subId = SubscriptionManager.getDefaultDataSubscriptionId();
+        PersistableBundle config = null;
+        if (configManager != null) {
+            config = configManager.getConfigForSubId(subId);
+        }
+        if (config != null && config.getBoolean(
+                CarrierConfigManager.KEY_SHOW_IMS_REGISTRATION_STATUS_BOOL)) {
+            TelephonyManager tm = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);
+            mImsStatus.setSummary((tm != null && tm.isImsRegistered(subId)) ?
+                    R.string.ims_reg_status_registered : R.string.ims_reg_status_not_registered);
+        } else {
+            removePreferenceFromScreen(KEY_IMS_REGISTRATION_STATE);
+            mImsStatus = null;
+        }
+    }
+
     void updateConnectivity() {
         setWimaxStatus();
         setWifiStatus();
         setBtStatus();
         setIpAddressStatus();
+        setImsRegistrationStatus();
     }
 
     void updateTimes() {