Gnome::Gtk4::T-scale =end rakudoc
=begin rakudoc
#------------------------------------------------------------------------------- #--[Callback Functions]--------------------------------------------------------- #-------------------------------------------------------------------------------
=begin rakudoc
Callback Functions
ScaleFormatValueFunc
Signature
:( N-Object() $scale, Num() $value, gpointer $user-data )
$scale; The Gnome::Gtk4::Scale
$value; The numeric value to format
$user-data; user data
=end rakudoc