1 files changed, 41 insertions, 0 deletions
diff --git a/prev/tab_darwin.go b/prev/tab_darwin.go
new file mode 100644
index 0000000..7a8aefe
--- /dev/null
+++ b/prev/tab_darwin.go
@@ -0,0 +1,41 @@
+// 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(control.resize)
+	t.tabs = append(t.tabs, c)
+	control.setParent(c.parent())
+	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