如何在基于Kotlin的墙纸应用中将位图图像设置为锁屏墙纸？

import android.Manifest
import android.app.WallpaperManager
import android.content.pm.PackageManager
import android.graphics.Bitmap
import android.graphics.BitmapFactory
import android.os.Bundle
import android.widget.Toast
import androidx.appcompat.app.AppCompatActivity
import androidx.core.app.ActivityCompat
import androidx.core.content.ContextCompat
import kotlinx.android.synthetic.main.activity_main.*
import java.io.File

class MainActivity : AppCompatActivity() {

    private val REQUEST_PERMISSION_CODE = 1

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_main)

        // 检查读取存储权限
        if (ContextCompat.checkSelfPermission(this, Manifest.permission.READ_EXTERNAL_STORAGE)
            != PackageManager.PERMISSION_GRANTED
        ) {
            // 请求权限
            ActivityCompat.requestPermissions(
                this,
                arrayOf(Manifest.permission.READ_EXTERNAL_STORAGE),
                REQUEST_PERMISSION_CODE
            )
        } else {
            // 读取位图图像并设置为锁屏墙纸
            setLockScreenWallpaper()
        }
    }

    override fun onRequestPermissionsResult(
        requestCode: Int,
        permissions: Array<out String>,
        grantResults: IntArray
    ) {
        super.onRequestPermissionsResult(requestCode, permissions, grantResults)
        if (requestCode == REQUEST_PERMISSION_CODE) {
            if (grantResults.isNotEmpty() && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
                // 读取位图图像并设置为锁屏墙纸
                setLockScreenWallpaper()
            } else {
                Toast.makeText(
                    this,
                    "没有读取存储权限，无法设置锁屏墙纸",
                    Toast.LENGTH_SHORT
                ).show()
            }
        }
    }

    private fun setLockScreenWallpaper() {
        val wallpaperManager = WallpaperManager.getInstance(applicationContext)

        val imageFile = File("/path/to/your/image.jpg") // 替换为你的位图图像文件路径
        val bitmap = BitmapFactory.decodeFile(imageFile.absolutePath)

        try {
            wallpaperManager.setBitmap(bitmap)
            Toast.makeText(this, "锁屏墙纸设置成功", Toast.LENGTH_SHORT).show()
        } catch (e: Exception) {
            Toast.makeText(this, "设置锁屏墙纸失败", Toast.LENGTH_SHORT).show()
            e.printStackTrace()
        }
    }
}