2 files changed, 49 insertions, 0 deletions
diff --git a/packages/Keyguard/src/com/android/keyguard/CarrierText.java b/packages/Keyguard/src/com/android/keyguard/CarrierText.java
index 8dd56fa..f21ce7f 100644
--- a/packages/Keyguard/src/com/android/keyguard/CarrierText.java
+++ b/packages/Keyguard/src/com/android/keyguard/CarrierText.java
@@ -188,6 +188,25 @@ public class CarrierText extends TextView {
                 }
             }
         }
+        /*
+         * In the case where there is only one sim inserted in a multisim device, if
+         * the voice registration service state is reported as 12 (no service with emergency)
+         * for at least one of the sim concatenate the sim state with Emergency calls only"
+         */
+        if (N < TelephonyManager.getDefault().getPhoneCount() &&
+                 mKeyguardUpdateMonitor.isEmergencyOnly()) {
+            int presentSubId = mKeyguardUpdateMonitor.getPresentSubId();
+
+            if (DEBUG) {
+                Log.d(TAG, " Present sim - sub id: " + presentSubId);
+            }
+            if (presentSubId != -1) {
+                CharSequence emergencyOnlyText =
+                        getContext().getText(com.android.internal.R.string.emergency_calls_only);
+                displayText = getCarrierTextForSimState(
+                        mKeyguardUpdateMonitor.getSimState(presentSubId), emergencyOnlyText);
+            }
+        }
         if (allSimsMissing) {
             if (N != 0) {
                 // Shows "No SIM card | Emergency calls only" on devices that are voice-capable.
diff --git a/packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitor.java b/packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitor.java
index be8ded3..f608f13 100644
--- a/packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitor.java
+++ b/packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitor.java
@@ -383,6 +383,36 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
         return mSubscriptionInfo;
     }
 
+    public boolean isEmergencyOnly() {
+        boolean isEmerg = false;
+        ServiceState state;
+        for (int slotId = 0; slotId < TelephonyManager.getDefault().getPhoneCount(); slotId++) {
+            state = null;
+            int[] subId = mSubscriptionManager.getSubId(slotId);
+            if (subId != null && subId.length > 0) {
+                state = mServiceStates.get(subId[0]);
+            }
+            if (state != null) {
+                if (state.getVoiceRegState() == ServiceState.STATE_IN_SERVICE)
+                    return false;
+                else if (state.isEmergencyOnly()) {
+                    isEmerg = true;
+                }
+            }
+        }
+        return isEmerg;
+    }
+
+    public int getPresentSubId() {
+        for (int slotId = 0; slotId < TelephonyManager.getDefault().getPhoneCount(); slotId++) {
+            int[] subId = mSubscriptionManager.getSubId(slotId);
+            if (subId != null && subId.length > 0 && getSimState(subId[0]) != State.ABSENT) {
+                return subId[0];
+            }
+        }
+        return -1;
+    }
+
     @Override
     public void onTrustManagedChanged(boolean managed, int userId) {
         mUserTrustIsManaged.put(userId, managed);