Returns the [class@StyleScheme] associated with the buffer, see [method@Buffer.set_style_scheme].
The returned object should not be unreferenced by the user.
the [class@StyleScheme] associated with the buffer, or %NULL.
See Implementation
Returns the [class@StyleScheme] associated with the buffer, see [method@Buffer.set_style_scheme].
The returned object should not be unreferenced by the user.