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diff --git a/LibOVR/Src/Displays/OVR_OSX_FocusReader.mm b/LibOVR/Src/Displays/OVR_OSX_FocusReader.mm
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+/************************************************************************************
+
+Filename    :   OVR_OSX_FocusReader.mm
+Content     :   Reader for current app with focus on OSX
+Created     :   August 5, 2014
+Authors     :   Jordan Tritell
+
+Copyright   :   Copyright 2014 Oculus VR, LLC All Rights reserved.
+
+Licensed under the Oculus VR Rift SDK License Version 3.2 (the "License");
+you may not use the Oculus VR Rift SDK except in compliance with the License,
+which is provided at the time of installation or download, or which
+otherwise accompanies this software in either electronic or hard copy form.
+
+You may obtain a copy of the License at
+
+http://www.oculusvr.com/licenses/LICENSE-3.2
+
+Unless required by applicable law or agreed to in writing, the Oculus VR SDK
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+
+*************************************************************************************/
+
+OVR_PRIVATE_FILE
+
+#import "OVR_OSX_FocusReader.h"
+#import "OVR_OSX_FocusObserver.h"
+
+@implementation FocusReader
+
+@synthesize window;
+
+- (void) addActivationObserver
+{
+    //subscribe to focus notifications from the workspace
+	[[[NSWorkspace sharedWorkspace] notificationCenter] addObserver:self
+                                                           selector:@selector(activated:)
+                                                               name:NSWorkspaceDidActivateApplicationNotification
+                                                             object:nil];
+    
+    //subscribe to focus notifications from the workspace
+	[[[NSWorkspace sharedWorkspace] notificationCenter] addObserver:self
+                                                           selector:@selector(terminated:)
+                                                               name:NSWorkspaceDidTerminateApplicationNotification
+                                                             object:nil];
+}
+
+-(void) activated:(NSNotification *)notification
+{
+    NSRunningApplication *app = [[notification userInfo] objectForKey:@"NSWorkspaceApplicationKey"];
+    pid_t pid = [app processIdentifier];
+    OVR::OSX::AppFocusObserver::GetInstance()->OnProcessFocus(pid);
+    //    NSLog(@"Activated: %@", [activatedApp bundleIdentifier]);
+}
+
+-(void) terminated:(NSNotification *)notification
+{
+    NSRunningApplication *app = [[notification userInfo] objectForKey:@"NSWorkspaceApplicationKey"];
+    pid_t pid = [app processIdentifier];
+    OVR::OSX::AppFocusObserver::GetInstance()->RemoveProcess(pid);
+    //    NSLog(@"Activated: %@", [activatedApp bundleIdentifier]);
+}
+
+- (void)start
+{
+    //initialize with relevant variables
+    [self addActivationObserver];
+}
+
+@end
+
+