src/ui/aura/client/event_client.cc

   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/event_client.h"
   6
   7 #include "ui/aura/root_window.h"
   8 #include "ui/aura/window_property.h"
   9
  10 DECLARE_WINDOW_PROPERTY_TYPE(aura::client::EventClient*)
  11
  12 namespace aura {
  13 namespace client {
  14
  15 DEFINE_WINDOW_PROPERTY_KEY(EventClient*, kRootWindowEventClientKey, NULL);
  16
  17 void SetEventClient(Window* root_window, EventClient* client) {
  18   DCHECK_EQ(root_window->GetRootWindow(), root_window);
  19   root_window->SetProperty(kRootWindowEventClientKey, client);
  20 }
  21
  22 EventClient* GetEventClient(const Window* root_window) {
  23   if (root_window)
  24     DCHECK_EQ(root_window->GetRootWindow(), root_window);
  25   return root_window ?
  26       root_window->GetProperty(kRootWindowEventClientKey) : NULL;
  27 }
  28
  29 }  // namespace client
  30 }  // namespace aura