From a15199ab73e7f205ef16a287afd973b062ae9ac6 Mon Sep 17 00:00:00 2001
From: Andy CrossGate Yan <GeForce8800Ultra@gmail.com>
Date: Sat, 10 Dec 2022 12:04:37 +0000
Subject: [PATCH 4/9] TrebleSettings: Disable A2DP offload

Change-Id: I737f49d146f83d96793f4436850529e3c528acbe
---
 res/values/strings.xml                        |  2 +
 res/xml/treble_settings.xml                   |  4 ++
 ...isableA2DPOffloadPreferenceController.java | 53 +++++++++++++++++++
 .../settings/treble/TrebleSettings.java       |  1 +
 4 files changed, 60 insertions(+)
 create mode 100644 src/com/android/settings/treble/DisableA2DPOffloadPreferenceController.java

diff --git a/res/values/strings.xml b/res/values/strings.xml
index ff534fe0152..26980abbd58 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -7360,6 +7360,8 @@
     <string name="use_alternative_audio_policy_title">Use alternative audio policy</string>
     <!-- Treble settings screen, disable soundvolume effect title -->
     <string name="disable_soundvolume_effect_title">Disable soundvolume effect</string>
+    <!-- Treble settings screen, disable A2DP offload title -->
+    <string name="disable_a2dp_offload_title">Disable A2DP offload</string>
     <!-- Treble settings screen, screen resolution and refresh rate settings title -->
     <string name="screen_resolution_refresh_rate_title">Screen resolution &amp; refresh rate</string>
     <!-- Treble settings screen, use alternative backlight scale title -->
diff --git a/res/xml/treble_settings.xml b/res/xml/treble_settings.xml
index 09e6bc5d006..b58e7a1282c 100644
--- a/res/xml/treble_settings.xml
+++ b/res/xml/treble_settings.xml
@@ -17,6 +17,10 @@
             android:key="disable_soundvolume_effect"
             android:title="@string/disable_soundvolume_effect_title" />
 
+        <SwitchPreference
+            android:key="disable_a2dp_offload"
+            android:title="@string/disable_a2dp_offload_title" />
+
     </PreferenceCategory>
 
     <PreferenceCategory
diff --git a/src/com/android/settings/treble/DisableA2DPOffloadPreferenceController.java b/src/com/android/settings/treble/DisableA2DPOffloadPreferenceController.java
new file mode 100644
index 00000000000..f53103160df
--- /dev/null
+++ b/src/com/android/settings/treble/DisableA2DPOffloadPreferenceController.java
@@ -0,0 +1,53 @@
+package com.android.settings.treble;
+
+import android.content.Context;
+import android.os.SystemProperties;
+
+import androidx.preference.Preference;
+import androidx.preference.PreferenceScreen;
+import androidx.preference.SwitchPreference;
+
+import com.android.settings.core.BasePreferenceController;
+
+public class DisableA2DPOffloadPreferenceController extends BasePreferenceController
+        implements Preference.OnPreferenceChangeListener {
+
+    private static final String DISABLE_A2DP_OFFLOAD_KEY = "disable_a2dp_offload";
+    private static final String A2DP_OFFLOAD_DISABLED_PROPERTY = "persist.bluetooth.a2dp_offload.disabled";
+
+    private SwitchPreference mSwitchPreference;
+
+    public DisableA2DPOffloadPreferenceController(Context context) {
+        super(context, DISABLE_A2DP_OFFLOAD_KEY);
+    }
+
+    @Override
+    public int getAvailabilityStatus() {
+        return AVAILABLE;
+    }
+
+    @Override
+    public String getPreferenceKey() {
+        return DISABLE_A2DP_OFFLOAD_KEY;
+    }
+
+    @Override
+    public void displayPreference(PreferenceScreen screen) {
+        mSwitchPreference = screen.findPreference(getPreferenceKey());
+        super.displayPreference(screen);
+    }
+
+    @Override
+    public void updateState(Preference preference) {
+        boolean checked = SystemProperties.getBoolean(A2DP_OFFLOAD_DISABLED_PROPERTY, false);
+        mSwitchPreference.setChecked(checked);
+    }
+
+    @Override
+    public boolean onPreferenceChange(Preference preference, Object newValue) {
+        SystemProperties.set(A2DP_OFFLOAD_DISABLED_PROPERTY, String.valueOf((boolean) newValue));
+        mSwitchPreference.setChecked((boolean) newValue);
+        return true;
+    }
+
+}
diff --git a/src/com/android/settings/treble/TrebleSettings.java b/src/com/android/settings/treble/TrebleSettings.java
index 50e3eda8c68..5e9b7f88e25 100644
--- a/src/com/android/settings/treble/TrebleSettings.java
+++ b/src/com/android/settings/treble/TrebleSettings.java
@@ -34,6 +34,7 @@ public class TrebleSettings extends DashboardFragment {
         final List<AbstractPreferenceController> controllers = new ArrayList<>();
         controllers.add(new UseAlternativeAudioPolicyPreferenceController(context));
         controllers.add(new DisableSoundvolumeEffectPreferenceController(context));
+        controllers.add(new DisableA2DPOffloadPreferenceController(context));
         controllers.add(new ScreenResolutionRefreshRatePreferenceController(context));
         controllers.add(new UseAlternativeBacklightScalePreferenceController(context));
         controllers.add(new InstallImsApkPreferenceController(context));
-- 
2.34.1