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// 30 july 2014
package ui
// #include "objc_darwin.h"
import "C"
// all Controls that call base methods must be this
type controlPrivate interface {
id() C.id
Control
}
type controlParent struct {
id C.id
}
func basesetParent(c controlPrivate, p *controlParent) {
// redrawing the new window handled by C.parent()
C.parent(c.id(), p.id)
}
func basepreferredSize(c controlPrivate, d *sizing) (int, int) {
s := C.controlPreferredSize(c.id())
return int(s.width), int(s.height)
}
func basecommitResize(c controlPrivate, a *allocation, d *sizing) {
dobasecommitResize(c.id(), a, d)
}
func dobasecommitResize(id C.id, c *allocation, d *sizing) {
C.moveControl(id, C.intptr_t(c.x), C.intptr_t(c.y), C.intptr_t(c.width), C.intptr_t(c.height))
}
func basegetAuxResizeInfo(c controlPrivate, d *sizing) {
id := c.id()
d.neighborAlign = C.alignmentInfo(id, C.frame(id))
}
type scroller struct {
id C.id
}
func newScroller(child C.id) *scroller {
id := C.newScrollView(child)
s := &scroller{
id: id,
}
return s
}
func (s *scroller) setParent(p *controlParent) {
C.parent(s.id, p.id)
}
func (s *scroller) commitResize(c *allocation, d *sizing) {
dobasecommitResize(s.id, c, d)
}
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