From f6be61727fba9b0fdac3b9d69588e4467f861552 Mon Sep 17 00:00:00 2001
From: wangqi <wangqi@google.com>
Date: Fri, 30 Mar 2018 15:57:56 -0700
Subject: Add upgrade to RTT call button.

This button has higher priority over add call button if RTT is enabled.

Bug: 67596257
Test: ButtonChooserIntegrationTest
PiperOrigin-RevId: 191129313
Change-Id: I5a3302a0970e77a933439749e0e559a691235523
---
 java/com/android/dialer/telecom/TelecomUtil.java | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'java/com/android/dialer/telecom')

diff --git a/java/com/android/dialer/telecom/TelecomUtil.java b/java/com/android/dialer/telecom/TelecomUtil.java
index 2608cb2aa..f05ec202d 100644
--- a/java/com/android/dialer/telecom/TelecomUtil.java
+++ b/java/com/android/dialer/telecom/TelecomUtil.java
@@ -26,6 +26,7 @@ import android.net.Uri;
 import android.os.Build.VERSION;
 import android.os.Build.VERSION_CODES;
 import android.provider.CallLog.Calls;
+import android.provider.Settings;
 import android.support.annotation.NonNull;
 import android.support.annotation.Nullable;
 import android.support.annotation.RequiresPermission;
@@ -299,6 +300,11 @@ public abstract class TelecomUtil {
     return instance.isDefaultDialer(context);
   }
 
+  public static boolean isRttEnabled(Context context) {
+    return Settings.System.getInt(context.getContentResolver(), Settings.System.RTT_CALLING_MODE, 0)
+        != 0;
+  }
+
   /** @return the other SIM based PhoneAccountHandle that is not {@code currentAccount} */
   @Nullable
   @RequiresPermission(permission.READ_PHONE_STATE)
-- 
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