ui/wm/public/drag_drop_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/wm/public/drag_drop_client.h"
   6
   7 #include "ui/aura/window.h"
   8 #include "ui/aura/window_property.h"
   9
  10 DECLARE_WINDOW_PROPERTY_TYPE(aura::client::DragDropClient*)
  11
  12 namespace aura {
  13 namespace client {
  14
  15 DEFINE_LOCAL_WINDOW_PROPERTY_KEY(
  16     DragDropClient*, kRootWindowDragDropClientKey, NULL);
  17
  18 void SetDragDropClient(Window* root_window, DragDropClient* client) {
  19   DCHECK_EQ(root_window->GetRootWindow(), root_window);
  20   root_window->SetProperty(kRootWindowDragDropClientKey, client);
  21 }
  22
  23 DragDropClient* GetDragDropClient(Window* root_window) {
  24   if (root_window)
  25     DCHECK_EQ(root_window->GetRootWindow(), root_window);
  26   return root_window ?
  27       root_window->GetProperty(kRootWindowDragDropClientKey) : NULL;
  28 }
  29
  30 }  // namespace client
  31 }  // namespace aura