코틀린에서 UI 요소 처리하기: 레이팅바(RatingBar)

package com.example.ratingbarexample

import android.os.Bundle
import android.widget.RatingBar
import androidx.appcompat.app.AppCompatActivity
import com.example.ratingbarexample.databinding.ActivityMainBinding

class MainActivity : AppCompatActivity() {

    private lateinit var binding: ActivityMainBinding

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)

        // View Binding 초기화
        binding = ActivityMainBinding.inflate(layoutInflater)
        setContentView(binding.root)

        // RatingBar의 값이 변경될 때마다 호출되는 리스너 설정
        binding.ratingBar.setOnRatingBarChangeListener { ratingBar, rating, fromUser ->
            if (fromUser) {
                binding.ratingTextView.text = "현재 별점: $rating"
            }
        }

        // 버튼을 눌렀을 때 현재 별점 출력
        binding.submitButton.setOnClickListener {
            val rating = binding.ratingBar.rating
            binding.ratingTextView.text = "제출한 별점: $rating"
        }
    }
}