| // Copyright 2013 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef UI_APP_LIST_SEARCH_CONTROLLER_H_ |
| #define UI_APP_LIST_SEARCH_CONTROLLER_H_ |
| |
| #include <stddef.h> |
| |
| #include <memory> |
| |
| #include "base/macros.h" |
| #include "base/memory/scoped_vector.h" |
| #include "base/timer/timer.h" |
| #include "ui/app_list/app_list_export.h" |
| #include "ui/app_list/app_list_model.h" |
| #include "ui/app_list/search/mixer.h" |
| #include "ui/app_list/speech_ui_model_observer.h" |
| |
| namespace app_list { |
| |
| class History; |
| class SearchBoxModel; |
| class SearchProvider; |
| class SearchResult; |
| |
| // Controller that collects query from given SearchBoxModel, dispatches it |
| // to all search providers, then invokes the mixer to mix and to publish the |
| // results to the given SearchResults UI model. |
| class APP_LIST_EXPORT SearchController { |
| public: |
| SearchController(SearchBoxModel* search_box, |
| AppListModel::SearchResults* results, |
| History* history); |
| virtual ~SearchController(); |
| |
| void Start(bool is_voice_query); |
| void Stop(); |
| |
| void OpenResult(SearchResult* result, int event_flags); |
| void InvokeResultAction(SearchResult* result, |
| int action_index, |
| int event_flags); |
| |
| // Adds a new mixer group. See Mixer::AddGroup. |
| size_t AddGroup(size_t max_results, double boost, double multiplier); |
| |
| // Adds a new mixer group. See Mixer::AddOmniboxGroup. |
| size_t AddOmniboxGroup(size_t max_results, double boost, double multiplier); |
| |
| // Takes ownership of |provider| and associates it with given mixer group. |
| void AddProvider(size_t group_id, std::unique_ptr<SearchProvider> provider); |
| |
| private: |
| typedef ScopedVector<SearchProvider> Providers; |
| |
| // Invoked when the search results are changed. |
| void OnResultsChanged(); |
| |
| SearchBoxModel* search_box_; |
| |
| bool dispatching_query_; |
| Providers providers_; |
| std::unique_ptr<Mixer> mixer_; |
| History* history_; // KeyedService, not owned. |
| |
| bool is_voice_query_; |
| |
| base::OneShotTimer stop_timer_; |
| |
| DISALLOW_COPY_AND_ASSIGN(SearchController); |
| }; |
| |
| } // namespace app_list |
| |
| #endif // UI_APP_LIST_SEARCH_CONTROLLER_H_ |