gtk/gtk.go
func (v *Entry) SetProgressFraction(fraction float64) {
	C.gtk_entry_set_progress_fraction(v.native(), C.gdouble(fraction))
}
func (v *Entry) SetProgressFraction(fraction float64) {
	C.gtk_entry_set_progress_fraction(v.native(), C.gdouble(fraction))
}
// SetProgressFraction() is a wrapper around gtk_entry_set_progress_fraction().