MyFragment.kt

MyFragment.kt

class MyFragment : Fragment(R.layout.my_layout) {

    fun onSomeAction() {
        // Code A

        showDialog(
            onOkClicked = { ... },
            onCancelClicked = { ... }
        )

        // Code B
    }

    private fun showDialog(
        onOkClicked: () -> Unit,
        onCancelClicked: () -> Unit
    ) {
        AlertDialog.Builder(context)
            .setPositiveButton(R.string.ok) { dialog, id ->
                onOkClicked()
            }
            .setNegativeButton(R.string.cancel) { dialog, id ->
                onCancelClicked()
            }
            .create()
            .show()
    }
}