This gist is part of https://github.com/widiarifki/android-playground/tree/master/compose

PreviewShoppingListScreen.kt

@Preview(showBackground = true)
@Composable
fun PreviewShoppingListScreen() {
    val previewItems = List(10) { index ->
        ShoppingItem(id = index, name = "Item Preview $index")
    }

    MaterialTheme {
        ShoppingListScreen(
            isLoading = true,
            shoppingItems = previewItems,
            onAddItem = {},
            onToggleTickItem = {},
            onDeleteItem = {}
        )
    }
}