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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 #ifndef CHROME_BROWSER_UI_WEBUI_OPTIONS_HOME_PAGE_OVERLAY_HANDLER_H_
      6 #define CHROME_BROWSER_UI_WEBUI_OPTIONS_HOME_PAGE_OVERLAY_HANDLER_H_
      7 
      8 #include "base/basictypes.h"
      9 #include "base/compiler_specific.h"
     10 #include "base/memory/scoped_ptr.h"
     11 #include "chrome/browser/autocomplete/autocomplete_controller_delegate.h"
     12 #include "chrome/browser/ui/webui/options/options_ui.h"
     13 
     14 class AutocompleteController;
     15 
     16 namespace base {
     17 class DictionaryValue;
     18 class ListValue;
     19 }
     20 
     21 namespace options {
     22 
     23 class HomePageOverlayHandler : public OptionsPageUIHandler,
     24                                public AutocompleteControllerDelegate {
     25  public:
     26   HomePageOverlayHandler();
     27   virtual ~HomePageOverlayHandler();
     28 
     29   // OptionsPageUIHandler implementation
     30   virtual void GetLocalizedValues(base::DictionaryValue*) OVERRIDE;
     31   virtual void InitializeHandler() OVERRIDE;
     32   virtual void RegisterMessages() OVERRIDE;
     33 
     34   // AutocompleteControllerDelegate implementation.
     35   virtual void OnResultChanged(bool default_match_changed) OVERRIDE;
     36 
     37  private:
     38   void RequestAutocompleteSuggestions(const base::ListValue* args);
     39 
     40   scoped_ptr<AutocompleteController> autocomplete_controller_;
     41 
     42   DISALLOW_COPY_AND_ASSIGN(HomePageOverlayHandler);
     43 };
     44 
     45 }  // namespace options
     46 
     47 #endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS_HOME_PAGE_OVERLAY_HANDLER_H_
     48