[Audiosharing] Add audio sharing dialog.

Open the dialog when audio sharing main switch on.

Flagged with enable_le_audio_sharing

Bug: 305620450
Test: Manual
Change-Id: I5b7cf655782a1da8b4fbd42eca11b473bac339b0

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

@@ -0,0 +1,81 @@
+/*
+ * 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.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.Button;
+
+import com.android.internal.widget.RecyclerView;
+import com.android.settings.R;
+
+import java.util.ArrayList;
+
+public class AudioSharingDeviceAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder> {
+
+    private static final String TAG = "AudioSharingDeviceAdapter";
+    private final ArrayList<String> mDevices;
+    private final OnClickListener mOnClickListener;
+
+    public AudioSharingDeviceAdapter(ArrayList<String> devices, OnClickListener listener) {
+        mDevices = devices;
+        mOnClickListener = listener;
+    }
+
+    private class AudioSharingDeviceViewHolder extends RecyclerView.ViewHolder {
+        private final Button mButtonView;
+
+        AudioSharingDeviceViewHolder(View view) {
+            super(view);
+            mButtonView = view.findViewById(R.id.device_button);
+        }
+
+        public void bindView(int position) {
+            if (mButtonView != null) {
+                mButtonView.setText(mDevices.get(position));
+                mButtonView.setOnClickListener(v -> mOnClickListener.onClick(position));
+            } else {
+                Log.w(TAG, "bind view skipped due to button view is null");
+            }
+        }
+    }
+
+    @Override
+    public RecyclerView.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
+        View view =
+                LayoutInflater.from(parent.getContext())
+                        .inflate(R.layout.audio_sharing_device_item, parent, false);
+        return new AudioSharingDeviceViewHolder(view);
+    }
+
+    @Override
+    public void onBindViewHolder(RecyclerView.ViewHolder holder, int position) {
+        ((AudioSharingDeviceViewHolder) holder).bindView(position);
+    }
+
+    @Override
+    public int getItemCount() {
+        return mDevices.size();
+    }
+
+    public interface OnClickListener {
+        /** Called when an item has been clicked. */
+        void onClick(int position);
+    }
+}