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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/tooltip_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::TooltipClient*)
     11 DECLARE_WINDOW_PROPERTY_TYPE(base::string16*)
     12 
     13 namespace aura {
     14 namespace client {
     15 
     16 DEFINE_LOCAL_WINDOW_PROPERTY_KEY(
     17     TooltipClient*, kRootWindowTooltipClientKey, NULL);
     18 DEFINE_LOCAL_WINDOW_PROPERTY_KEY(base::string16*, kTooltipTextKey, NULL);
     19 
     20 void SetTooltipClient(Window* root_window, TooltipClient* client) {
     21   DCHECK_EQ(root_window->GetRootWindow(), root_window);
     22   root_window->SetProperty(kRootWindowTooltipClientKey, client);
     23 }
     24 
     25 TooltipClient* GetTooltipClient(Window* root_window) {
     26   if (root_window)
     27     DCHECK_EQ(root_window->GetRootWindow(), root_window);
     28   return root_window ?
     29       root_window->GetProperty(kRootWindowTooltipClientKey) : NULL;
     30 }
     31 
     32 void SetTooltipText(Window* window, base::string16* tooltip_text) {
     33   window->SetProperty(kTooltipTextKey, tooltip_text);
     34 }
     35 
     36 const base::string16 GetTooltipText(Window* window) {
     37   base::string16* string_ptr = window->GetProperty(kTooltipTextKey);
     38   return string_ptr ? *string_ptr : base::string16();
     39 }
     40 
     41 }  // namespace client
     42 }  // namespace aura
     43