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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "ui/aura/client/activation_change_observer.h"
      6 
      7 #include "ui/aura/window.h"
      8 #include "ui/aura/window_property.h"
      9 
     10 DECLARE_WINDOW_PROPERTY_TYPE(aura::client::ActivationChangeObserver*)
     11 
     12 namespace aura {
     13 namespace client {
     14 
     15 DEFINE_LOCAL_WINDOW_PROPERTY_KEY(
     16     ActivationChangeObserver*, kActivationChangeObserverKey, NULL);
     17 
     18 void SetActivationChangeObserver(
     19     Window* window,
     20     ActivationChangeObserver* observer) {
     21   window->SetProperty(kActivationChangeObserverKey, observer);
     22 }
     23 
     24 ActivationChangeObserver* GetActivationChangeObserver(Window* window) {
     25   return window ? window->GetProperty(kActivationChangeObserverKey) : NULL;
     26 }
     27 
     28 }  // namespace client
     29 }  // namespace aura
     30