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

The default BackButton takes over the leading property of your AppBar so all you need to do is to override the leading property with your custom back button, for example:

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