[Audiosharing] Add audio sharing settings with the main switch.

Flagged with enable_le_audio_sharing

Bug: 305620450
Test: Manual
Change-Id: I9ca520014d3f6f7147bb9b8e7648797e79b46f53

src/com/android/settings/connecteddevice/audiosharing/AudioSharingPreferenceController.java

@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.connecteddevice.audiosharing;
+
+import android.content.Context;
+
+import com.android.settings.core.BasePreferenceController;
+import com.android.settings.flags.Flags;
+
+public class AudioSharingPreferenceController extends BasePreferenceController {
+    private static final String TAG = "AudioSharingPreferenceController";
+
+    private Context mContext;
+
+    public AudioSharingPreferenceController(Context context, String preferenceKey) {
+        super(context, preferenceKey);
+        mContext = context;
+    }
+
+    @Override
+    public int getAvailabilityStatus() {
+        return Flags.enableLeAudioSharing() ? AVAILABLE : UNSUPPORTED_ON_DEVICE;
+    }
+}