1 files changed, 53 insertions, 0 deletions
diff --git a/newctrl/tab_darwin.go b/newctrl/tab_darwin.go
new file mode 100644
index 0000000..8bc1276
--- /dev/null
+++ b/newctrl/tab_darwin.go
@@ -0,0 +1,53 @@
+// 25 july 2014
+
+package ui
+
+import (
+	"unsafe"
+)
+
+// #include "objc_darwin.h"
+import "C"
+
+type tab struct {
+	*controlSingleObject
+	tabs			[]*container
+	children		[]Control
+	chainresize	func(x int, y int, width int, height int
+}
+
+func newTab() Tab {
+	t := &tab{
+		controlSingleObject:		newControlSingleObject(C.newTab()),
+	}
+	t.fpreferredsize = t.xpreferredsize
+	t.chainresize = t.fresize
+	t.fresize = t.xresize
+	return t
+}
+
+func (t *tab) Append(name string, control Control) {
+	c := newContainer()
+	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)
+}
+
+func (t *tab) xresize(x int, y int, width int, height int, d *sizing) {
+	// first, chain up to change the GtkFrame and its child container
+	t.chainresize(x, y, width, height, d)
+
+	// now that the containers have the correct size, we can resize the children
+	for i, _ := range t.tabs {
+		a := t.tabs[i].allocation(false/*TODO*/)
+		t.children[i].resize(int(a.x), int(a.y), int(a.width), int(a.height), d)
+	}
+}