Handle MMI for multi-SIM (1/3)

+ Add Telecomm and Telephony methods for handlePinMMIForSubscriber
+ Add Select Account dialog in Dialer for MMI

Bug: 17917937

Change-Id: I26fdc68a07ca0483bf7a052598fe31b1461fd486

2 files changed, 31 insertions, 0 deletions

diff --git a/telecomm/java/android/telecom/TelecomManager.java b/telecomm/java/android/telecom/TelecomManager.java
index bc51a70..ec7f5e2 100644
--- a/telecomm/java/android/telecom/TelecomManager.java
+++ b/telecomm/java/android/telecom/TelecomManager.java
@@ -876,6 +876,7 @@ public class TelecomManager {
      * Processes the specified dial string as an MMI code.
      * MMI codes are any sequence of characters entered into the dialpad that contain a "*" or "#".
      * Some of these sequences launch special behavior through handled by Telephony.
+     * This method uses the default subscription.
      * <p>
      * Requires that the method-caller be set as the system dialer app.
      * </p>
@@ -896,6 +897,31 @@ public class TelecomManager {
     }
 
     /**
+     * Processes the specified dial string as an MMI code.
+     * MMI codes are any sequence of characters entered into the dialpad that contain a "*" or "#".
+     * Some of these sequences launch special behavior through handled by Telephony.
+     * <p>
+     * Requires that the method-caller be set as the system dialer app.
+     * </p>
+     *
+     * @param accountHandle The handle for the account the MMI code should apply to.
+     * @param dialString The digits to dial.
+     * @return True if the digits were processed as an MMI code, false otherwise.
+     *
+     */
+    public boolean handleMmi(PhoneAccountHandle accountHandle, String dialString) {
+        ITelecomService service = getTelecomService();
+        if (service != null) {
+            try {
+                return service.handlePinMmiForPhoneAccount(accountHandle, dialString);
+            } catch (RemoteException e) {
+                Log.e(TAG, "Error calling ITelecomService#handlePinMmi", e);
+            }
+        }
+        return false;
+    }
+
+    /**
      * Removes the missed-call notification if one is present.
      * <p>
      * Requires that the method-caller be set as the system dialer app.
diff --git a/telecomm/java/com/android/internal/telecom/ITelecomService.aidl b/telecomm/java/com/android/internal/telecom/ITelecomService.aidl
index 91f44b9..fd47213 100644
--- a/telecomm/java/com/android/internal/telecom/ITelecomService.aidl
+++ b/telecomm/java/com/android/internal/telecom/ITelecomService.aidl
@@ -169,6 +169,11 @@ interface ITelecomService {
     boolean handlePinMmi(String dialString);
 
     /**
+     * @see TelecomServiceImpl#handleMmi
+     */
+    boolean handlePinMmiForPhoneAccount(in PhoneAccountHandle accountHandle, String dialString);
+
+    /**
      * @see TelecomServiceImpl#isTtySupported
      */
     boolean isTtySupported();