From 77bf566ebbcb62acd4d08d905d9542d6ff9b6b80 Mon Sep 17 00:00:00 2001
From: Pietro Gagliardi <pietro10@mac.com>
Date: Sat, 30 Aug 2014 23:02:02 -0400
Subject: ...in with the new.

---
 container_darwin.go | 68 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100644 container_darwin.go

(limited to 'container_darwin.go')

diff --git a/container_darwin.go b/container_darwin.go
new file mode 100644
index 0000000..8b98b64
--- /dev/null
+++ b/container_darwin.go
@@ -0,0 +1,68 @@
+// 4 august 2014
+
+package ui
+
+import (
+	"unsafe"
+)
+
+// #include "objc_darwin.h"
+import "C"
+
+type container struct {
+	containerbase
+	id			C.id
+}
+
+type sizing struct {
+	sizingbase
+
+	// for size calculations
+	// nothing for mac
+
+	// for the actual resizing
+	neighborAlign		C.struct_xalignment
+}
+
+func newContainer(child Control) *container {
+	c := new(container)
+	c.id = C.newContainerView(unsafe.Pointer(c))
+	c.child = child
+	c.child.setParent(&controlParent{c.id})
+	return c
+}
+
+//export containerResized
+func containerResized(data unsafe.Pointer, width C.intptr_t, height C.intptr_t) {
+	c := (*container)(unsafe.Pointer(data))
+	// the origin of a view's content area is always (0, 0)
+	c.resize(0, 0, int(width), int(height))
+}
+
+// These are based on measurements from Interface Builder.
+const (
+	macXMargin = 20
+	macYMargin = 20
+	macXPadding = 8
+	macYPadding = 8
+)
+
+func (c *container) beginResize() (d *sizing) {
+	d = new(sizing)
+	if spaced {
+		d.xmargin = macXMargin
+		d.ymargintop = macYMargin
+		d.ymarginbottom = d.ymargintop
+		d.xpadding = macXPadding
+		d.ypadding = macYPadding
+	}
+	return d
+}
+
+func (c *container) translateAllocationCoords(allocations []*allocation, winwidth, winheight int) {
+	for _, a := range allocations {
+		// winheight - y because (0,0) is the bottom-left corner of the window and not the top-left corner
+		// (winheight - y) - height because (x, y) is the bottom-left corner of the control and not the top-left
+		a.y = (winheight - a.y) - a.height
+	}
+}
-- 
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