From e86bdcaed1372aa05bdfba175007b05613aecd9b Mon Sep 17 00:00:00 2001
From: Jack He <siyuanh@google.com>
Date: Thu, 17 Nov 2016 16:19:43 -0800
Subject: [PATCH] Add developer setting and system API for inband ringing
 support

* Add 1 system API to check inband ringing flag in config.xml
	static isInbandRingingSupported(Context)
* Add developer menu options to enable this feature

Bug: 19171297
Test: mm -j 40, HFP regression testing, testplans/82144
Change-Id: Iaf56ea41911f546bbc7ae1f82e399d0f8d48f75f
---
 core/java/android/bluetooth/BluetoothHeadset.java | 12 ++++++++++++
 packages/SettingsLib/res/values/strings.xml       |  5 +++++
 2 files changed, 17 insertions(+)

diff --git a/core/java/android/bluetooth/BluetoothHeadset.java b/core/java/android/bluetooth/BluetoothHeadset.java
index f46a3b3c733ab..2d25659bd7737 100644
--- a/core/java/android/bluetooth/BluetoothHeadset.java
+++ b/core/java/android/bluetooth/BluetoothHeadset.java
@@ -1009,6 +1009,18 @@ public final class BluetoothHeadset implements BluetoothProfile {
         return false;
     }
 
+    /**
+     * check if in-band ringing is supported for this platform.
+     *
+     * @return true if in-band ringing is supported
+     *         false if in-band ringing is not supported
+     * @hide
+     */
+    public static boolean isInbandRingingSupported(Context context) {
+        return context.getResources().getBoolean(
+                com.android.internal.R.bool.config_bluetooth_hfp_inband_ringing_support);
+    }
+
     /**
      * Send Headset the BIND response from AG to report change in the status of the
      * HF indicators to the headset
diff --git a/packages/SettingsLib/res/values/strings.xml b/packages/SettingsLib/res/values/strings.xml
index c51f872e49b50..adbcfe82acac7 100644
--- a/packages/SettingsLib/res/values/strings.xml
+++ b/packages/SettingsLib/res/values/strings.xml
@@ -429,6 +429,8 @@
     <string name="mobile_data_always_on">Cellular data always active</string>
     <!-- Setting Checkbox title for disabling Bluetooth absolute volume -->
     <string name="bluetooth_disable_absolute_volume">Disable absolute volume</string>
+    <!-- Setting Checkbox title for enabling Bluetooth inband ringing -->
+    <string name="bluetooth_enable_inband_ringing">Enable in-band ringing</string>
 
     <!-- UI debug setting: Select Bluetooth AVRCP Version -->
     <string name="bluetooth_select_avrcp_version_string">Bluetooth AVRCP Version</string>
@@ -510,6 +512,9 @@
     <string name="verify_apps_over_usb_summary">Check apps installed via ADB/ADT for harmful behavior.</string>
     <!-- Summary of checkbox for disabling Bluetooth absolute volume -->
     <string name="bluetooth_disable_absolute_volume_summary">Disables the Bluetooth absolute volume feature in case of volume issues with remote devices such as unacceptably loud volume or lack of control.</string>
+    <!-- Summary of checkbox for enabling Bluetooth inband ringing -->
+    <string name="bluetooth_enable_inband_ringing_summary">Allow ringtones on the phone to be played on Bluetooth headsets</string>
+
 
     <!-- Title of checkbox setting that enables the terminal app. [CHAR LIMIT=32] -->
     <string name="enable_terminal_title">Local terminal</string>