chrome/browser/ui/webui/suggestions_internals/suggestions_internals_ui_handler.h

   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_SUGGESTIONS_INTERNALS_SUGGESTIONS_INTERNALS_UI_HANDLER_H_
   6 #define CHROME_BROWSER_UI_WEBUI_SUGGESTIONS_INTERNALS_SUGGESTIONS_INTERNALS_UI_HANDLER_H_
   7
   8 #include "base/memory/scoped_ptr.h"
   9 #include "chrome/browser/ui/webui/ntp/suggestions_combiner.h"
  10 #include "content/public/browser/web_ui_message_handler.h"
  11
  12 class Profile;
  13
  14 namespace base {
  15 class ListValue;
  16 }
  17
  18 // UI Handler for chrome://suggestions-internals/
  19 class SuggestionsInternalsUIHandler : public content::WebUIMessageHandler,
  20                                       public SuggestionsCombiner::Delegate {
  21  public:
  22   explicit SuggestionsInternalsUIHandler(Profile* profile);
  23   ~SuggestionsInternalsUIHandler() override;
  24
  25   // SuggestionsCombiner::Delegate implementation.
  26   void OnSuggestionsReady() override;
  27
  28  protected:
  29   // WebUIMessageHandler implementation.
  30   // Register our handler to get callbacks from javascript.
  31   void RegisterMessages() override;
  32
  33   void HandleGetSuggestions(const base::ListValue* one_element_input_string);
  34
  35   // Used to combine suggestions from various sources.
  36   scoped_ptr<SuggestionsCombiner> suggestions_combiner_;
  37
  38   Profile* profile_;
  39
  40   DISALLOW_COPY_AND_ASSIGN(SuggestionsInternalsUIHandler);
  41 };
  42
  43 #endif  // CHROME_BROWSER_UI_WEBUI_SUGGESTIONS_INTERNALS_SUGGESTIONS_INTERNALS_UI_HANDLER_H_