func (v *Adjustment) SetPageSize(value float64) {
	C.gtk_adjustment_set_page_size(v.native(), C.gdouble(value))
}
func (v *Adjustment) SetPageSize(value float64) {
	C.gtk_adjustment_set_page_size(v.native(), C.gdouble(value))
}
// SetPageSize is a wrapper around gtk_adjustment_set_page_size().