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-rw-r--r--ui/wm/public/drag_drop_client.cc31
1 files changed, 31 insertions, 0 deletions
diff --git a/ui/wm/public/drag_drop_client.cc b/ui/wm/public/drag_drop_client.cc
new file mode 100644
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+++ b/ui/wm/public/drag_drop_client.cc
@@ -0,0 +1,31 @@
+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "ui/wm/public/drag_drop_client.h"
+
+#include "ui/aura/window.h"
+#include "ui/aura/window_property.h"
+
+DECLARE_WINDOW_PROPERTY_TYPE(aura::client::DragDropClient*)
+
+namespace aura {
+namespace client {
+
+DEFINE_LOCAL_WINDOW_PROPERTY_KEY(
+ DragDropClient*, kRootWindowDragDropClientKey, NULL);
+
+void SetDragDropClient(Window* root_window, DragDropClient* client) {
+ DCHECK_EQ(root_window->GetRootWindow(), root_window);
+ root_window->SetProperty(kRootWindowDragDropClientKey, client);
+}
+
+DragDropClient* GetDragDropClient(Window* root_window) {
+ if (root_window)
+ DCHECK_EQ(root_window->GetRootWindow(), root_window);
+ return root_window ?
+ root_window->GetProperty(kRootWindowDragDropClientKey) : NULL;
+}
+
+} // namespace client
+} // namespace aura