gtk/gtk_since_3_12.go
func (fb *FlowBox) SetHAdjustment(adjustment *Adjustment) {
	C.gtk_flow_box_set_hadjustment(fb.native(), adjustment.native())
}
func (fb *FlowBox) SetHAdjustment(adjustment *Adjustment) {
	C.gtk_flow_box_set_hadjustment(fb.native(), adjustment.native())
}
// TODO 3.22.6 gtk_flow_box_get_child_at_pos()
// SetHAdjustment is a wrapper around gtk_flow_box_set_hadjustment()