How can we change the width/padding of a Flutter DropdownMenuItem in a Dropdown?

Question

In Flutter, I can build a Dropdown with DropdownMenuItems, like this:

The DropdownMenuItems I add are always wider than the dropdown itself:

How do you

Answer 1

I solved this problem with changing isExpanded to true;

return Container(
    width: 300.0,
    child: DropdownButtonHideUnderline(
      child: DropdownButton(
        isExpanded: true,
        value: name,
        items: listOfDropdownMenuItems,
        onChanged: onChanged,
        style: Theme.of(context).textTheme.title,
      ),
    ),
);