chrome/browser/ui/app_list/search/omnibox_provider.h

   1 // Copyright 2013 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_APP_LIST_SEARCH_OMNIBOX_PROVIDER_H_
   6 #define CHROME_BROWSER_UI_APP_LIST_SEARCH_OMNIBOX_PROVIDER_H_
   7
   8 #include "base/basictypes.h"
   9 #include "base/memory/scoped_ptr.h"
  10 #include "components/omnibox/browser/autocomplete_controller_delegate.h"
  11 #include "ui/app_list/search_provider.h"
  12
  13 class AppListControllerDelegate;
  14 class AutocompleteController;
  15 class AutocompleteResult;
  16 class Profile;
  17
  18 namespace app_list {
  19
  20 // OmniboxProvider wraps AutocompleteController to provide omnibox results.
  21 class OmniboxProvider : public SearchProvider,
  22                         public AutocompleteControllerDelegate {
  23  public:
  24   explicit OmniboxProvider(Profile* profile,
  25                            AppListControllerDelegate* list_controller);
  26   ~OmniboxProvider() override;
  27
  28   // SearchProvider overrides:
  29   void Start(bool is_voice_query, const base::string16& query) override;
  30   void Stop() override;
  31
  32  private:
  33   // Populates result list from AutocompleteResult.
  34   void PopulateFromACResult(const AutocompleteResult& result);
  35
  36   // AutocompleteControllerDelegate overrides:
  37   void OnResultChanged(bool default_match_changed) override;
  38
  39   Profile* profile_;
  40   AppListControllerDelegate* list_controller_;
  41
  42   // The omnibox AutocompleteController that collects/sorts/dup-
  43   // eliminates the results as they come in.
  44   scoped_ptr<AutocompleteController> controller_;
  45
  46   // Whether the current query is a voice query.
  47   bool is_voice_query_;
  48
  49   DISALLOW_COPY_AND_ASSIGN(OmniboxProvider);
  50 };
  51
  52 }  // namespace app_list
  53
  54 #endif  // CHROME_BROWSER_UI_APP_LIST_SEARCH_OMNIBOX_PROVIDER_H_