Dialog Fragment round corners

Layout

<androidx.constraintlayout.widget.ConstraintLayout
        xmlns:android="http://schemas.android.com/apk/res/android"
        xmlns:app="http://schemas.android.com/apk/res-auto"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:background="@drawable/dialog_round_corners"
        >
        ...
        <!-- 추가로 넣고 싶은 요소들 -->
        ...
</androidx.constraintlayout.widget.ConstraintLayout>

drawable/dialog_round_corners

<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"
    android:shape="rectangle">
    <solid android:color="@android:color/white" />
    <corners android:radius="20dp" />
</shape>

dialogFragment

class CustomDialog : DialogFragment() {

    override fun onCreateView(
        inflater: LayoutInflater,
        container: ViewGroup?,
        savedInstanceState: Bundle?
    ): View? {
        val view = inflater.inflate(R.layout.dialog_detail_info, container,false)
        dialog?.window?.setBackgroundDrawable(ColorDrawable(Color.TRANSPARENT))
        dialog?.window?.requestFeature(Window.FEATURE_NO_TITLE)

        ...

        return view
    }

}