Update the list of Take call on

To make sure that all connected devices can be shown in the list of Take
call on setting, we add a listener for local bluetooth profile change
and update the list when the profile is connected.

Fixes: 352236362
Test: manual test
Flag: EXEMPT bugfix
Change-Id: I76476d4e6201b6c5c2726747410d225ff1ade9da

src/com/android/settings/sound/AudioSwitchUtils.kt

@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2024 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.sounde
+
+import com.android.settingslib.bluetooth.LocalBluetoothProfileManager
+
+/**
+ * Utilities class for audio switcher controllers
+ */
+class AudioSwitchUtils {
+    companion object {
+
+        /** Check if LE Audio profile is ready. */
+        @JvmStatic
+        fun isLeAudioProfileReady(profileManager: LocalBluetoothProfileManager?): Boolean =
+            profileManager?.getLeAudioProfile()?.isProfileReady() ?: false
+    }
+}