1 files changed, 48 insertions, 0 deletions
diff --git a/redo/containerctrls_darwin.go b/redo/containerctrls_darwin.go
new file mode 100644
index 0000000..0e0221a
--- /dev/null
+++ b/redo/containerctrls_darwin.go
@@ -0,0 +1,48 @@
+// 25 july 2014
+
+package ui
+
+import (
+	"unsafe"
+)
+
+// #include "objc_darwin.h"
+import "C"
+
+type tab struct {
+	*widgetbase
+
+	containers	[]*container
+}
+
+func newTab() Tab {
+	t := new(tab)
+	id := C.newTab(unsafe.Pointer(t))
+	t.widgetbase = newWidget(id)
+	return t
+}
+
+func (t *tab) Append(name string, control Control) {
+	// TODO isolate and standardize
+	c := new(container)
+	t.containers = append(t.containers, c)
+	cname := C.CString(name)
+	defer C.free(unsafe.Pointer(cname))
+	tabview := C.tabAppend(t.id, cname)
+	c.child = control
+	c.child.setParent(&controlParent{tabview})
+}
+
+func (t *tab) allocate(x int, y int, width int, height int, d *sizing) []*allocation {
+	// only prepared the tabbed control; its children will be reallocated when that one is resized
+	return t.widgetbase.allocate(x, y, width, height, d)
+}
+
+//export tabResized
+func tabResized(data unsafe.Pointer, width C.intptr_t, height C.intptr_t) {
+	t := (*tab)(unsafe.Pointer(data))
+	for _, c := range t.containers {
+		// the tab area's coordinate system is localized, so the origin is (0, 0)
+		c.resize(0, 0, int(width), int(height))
+	}
+}