andlabs-ui/tab_darwin.go

43 lines
825 B
Go

// 25 july 2014
package ui
import (
"unsafe"
)
// #include "objc_darwin.h"
import "C"
type tab struct {
*controlSingleObject
tabs []*container
children []Control
}
func newTab() Tab {
t := &tab{
controlSingleObject: newControlSingleObject(C.newTab()),
}
t.fpreferredSize = t.xpreferredSize
return t
}
func (t *tab) Append(name string, control Control) {
c := newContainer()
t.tabs = append(t.tabs, c)
control.setParent(c.parent())
c.resize = control.resize
t.children = append(t.children, control)
cname := C.CString(name)
defer C.free(unsafe.Pointer(cname))
C.tabAppend(t.id, cname, c.id)
}
func (t *tab) xpreferredSize(d *sizing) (width, height int) {
s := C.tabPreferredSize(t.id)
return int(s.width), int(s.height)
}
// no need to handle resize; the children containers handle that for us