gtk/gtk.go
func CssProviderGetNamed(name string, variant string) (*CssProvider, error) {
	cname := C.CString(name)
	defer C.free(unsafe.Pointer(cname))
	cvariant := C.CString(variant)
	defer C.free(unsafe.Pointer(cvariant))

	c := C.gtk_css_provider_get_named((*C.gchar)(cname), (*C.gchar)(cvariant))
	if c == nil {
		return nil, nilPtrErr
	}

	obj := glib.Take(unsafe.Pointer(c))
	return wrapCssProvider(obj), nil
}
func CssProviderGetNamed(name string, variant string) (*CssProvider, error) {
	cname := C.CString(name)
	defer C.free(unsafe.Pointer(cname))
	cvariant := C.CString(variant)
	defer C.free(unsafe.Pointer(cvariant))

	c := C.gtk_css_provider_get_named((*C.gchar)(cname), (*C.gchar)(cvariant))
	if c == nil {
		return nil, nilPtrErr
	}

	obj := glib.Take(unsafe.Pointer(c))
	return wrapCssProvider(obj), nil
}
// GetNamed is a wrapper around gtk_css_provider_get_named().