From 9cecb7ee558579f0b4ede97c53e3d7824a9810b6 Mon Sep 17 00:00:00 2001
From: Ryan Stewart <ryan@binsoftware.com>
Date: Mon, 16 Mar 2015 14:10:54 -0700
Subject: implement Window is_current() for cocoa backend

---
 src/cocoa/mod.rs | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

(limited to 'src/cocoa')

diff --git a/src/cocoa/mod.rs b/src/cocoa/mod.rs
index 825f6f3..22ec4b4 100644
--- a/src/cocoa/mod.rs
+++ b/src/cocoa/mod.rs
@@ -617,7 +617,15 @@ impl Window {
     }
 
     pub fn is_current(&self) -> bool {
-        unimplemented!()
+        unsafe {
+            let current = NSOpenGLContext::currentContext(nil);
+            if current != nil {
+                let is_equal: bool = msg_send()(current, selector("isEqual:"), *self.context);
+                is_equal
+            } else {
+                false
+            }
+        }
     }
 
     pub fn get_proc_address(&self, _addr: &str) -> *const () {
-- 
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