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      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 "chrome/browser/autocomplete/autocomplete_controller_delegate.h"
     11 #include "chrome/browser/ui/app_list/search/search_provider.h"
     12 
     13 class AutocompleteController;
     14 class AutocompleteResult;
     15 class Profile;
     16 
     17 namespace app_list {
     18 
     19 // OmniboxProvider wraps AutocompleteController to provide omnibox results.
     20 class OmniboxProvider : public SearchProvider,
     21                         public AutocompleteControllerDelegate {
     22  public:
     23   explicit OmniboxProvider(Profile* profile);
     24   virtual ~OmniboxProvider();
     25 
     26   // SearchProvider overrides:
     27   virtual void Start(const base::string16& query) OVERRIDE;
     28   virtual void Stop() OVERRIDE;
     29 
     30  private:
     31   // Populates result list from AutocompleteResult.
     32   void PopulateFromACResult(const AutocompleteResult& result);
     33 
     34   // AutocompleteControllerDelegate overrides:
     35   virtual void OnResultChanged(bool default_match_changed) OVERRIDE;
     36 
     37   Profile* profile_;
     38 
     39   // The omnibox AutocompleteController that collects/sorts/dup-
     40   // eliminates the results as they come in.
     41   scoped_ptr<AutocompleteController> controller_;
     42 
     43   DISALLOW_COPY_AND_ASSIGN(OmniboxProvider);
     44 };
     45 
     46 }  // namespace app_list
     47 
     48 #endif  // CHROME_BROWSER_UI_APP_LIST_SEARCH_OMNIBOX_PROVIDER_H_
     49