Flutter Back button with return data

Question

I have an interface with two buttons that pop and return true or false, like so:

onPressed: () => Navigator.pop(context, false)

I need t

Answer 1

First, Remove the automatically appended back button (see this answer)

Then, create your own back button. like this:

IconButton(
    onPressed: () => Navigator.pop(context, false),
    icon: Icon(Icons.arrow_back),
    )