diff options
| -rw-r--r-- | api/test-current.txt | 1 | ||||
| -rw-r--r-- | telephony/java/android/telephony/TelephonyManager.java | 21 | ||||
| -rw-r--r-- | telephony/java/com/android/internal/telephony/ITelephony.aidl | 2 |
3 files changed, 24 insertions, 0 deletions
diff --git a/api/test-current.txt b/api/test-current.txt index 3f26ab094ce9..b59eaccf7823 100644 --- a/api/test-current.txt +++ b/api/test-current.txt @@ -1207,6 +1207,7 @@ package android.telephony { public class TelephonyManager { method public int getCarrierIdListVersion(); + method public boolean isRttSupported(); method public void refreshUiccProfile(); method public void setCarrierTestOverride(java.lang.String, java.lang.String, java.lang.String, java.lang.String, java.lang.String, java.lang.String, java.lang.String); field public static final int UNKNOWN_CARRIER_ID_LIST_VERSION = -1; // 0xffffffff diff --git a/telephony/java/android/telephony/TelephonyManager.java b/telephony/java/android/telephony/TelephonyManager.java index 90d27c8d76a9..e5c4ccda422a 100644 --- a/telephony/java/android/telephony/TelephonyManager.java +++ b/telephony/java/android/telephony/TelephonyManager.java @@ -7445,6 +7445,27 @@ public class TelephonyManager { } /** + * Determines whether the device currently supports RTT (Real-time text). Based both on carrier + * support for the feature and device firmware support. + * + * @return {@code true} if the device and carrier both support RTT, {@code false} otherwise. + * @hide + */ + @TestApi + public boolean isRttSupported() { + try { + ITelephony telephony = getITelephony(); + if (telephony != null) { + return telephony.isRttSupported(mSubId); + } + } catch (RemoteException e) { + Log.e(TAG, "Error calling ITelephony#isRttSupported", e); + } catch (SecurityException e) { + Log.e(TAG, "Permission error calling ITelephony#isWorldPhone", e); + } + return false; + } + /** * Whether the phone supports hearing aid compatibility. * * @return {@code true} if the device supports hearing aid compatibility, and {@code false} diff --git a/telephony/java/com/android/internal/telephony/ITelephony.aidl b/telephony/java/com/android/internal/telephony/ITelephony.aidl index 3938535c2141..b20b164e46d5 100644 --- a/telephony/java/com/android/internal/telephony/ITelephony.aidl +++ b/telephony/java/com/android/internal/telephony/ITelephony.aidl @@ -1054,6 +1054,8 @@ interface ITelephony { */ boolean isTtyModeSupported(); + boolean isRttSupported(int subscriptionId); + /** * Whether the phone supports hearing aid compatibility. * |