ui/aura/client/capture_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/capture_client.h"
   6
   7 #include "ui/aura/window_event_dispatcher.h"
   8 #include "ui/aura/window_property.h"
   9
  10 DECLARE_WINDOW_PROPERTY_TYPE(aura::client::CaptureClient*)
  11
  12 namespace aura {
  13 namespace client {
  14
  15 DEFINE_WINDOW_PROPERTY_KEY(
  16     CaptureClient*, kRootWindowCaptureClientKey, NULL);
  17
  18 void SetCaptureClient(Window* root_window, CaptureClient* client) {
  19   root_window->SetProperty(kRootWindowCaptureClientKey, client);
  20 }
  21
  22 CaptureClient* GetCaptureClient(Window* root_window) {
  23   return root_window ?
  24       root_window->GetProperty(kRootWindowCaptureClientKey) : NULL;
  25 }
  26
  27 Window* GetCaptureWindow(Window* window) {
  28   Window* root_window = window->GetRootWindow();
  29   if (!root_window)
  30     return NULL;
  31   CaptureClient* capture_client = GetCaptureClient(root_window);
  32   return capture_client ? capture_client->GetCaptureWindow() : NULL;
  33 }
  34
  35 }  // namespace client
  36 }  // namespace aura