chrome/browser/dom_ui/search_engine_manager_handler.h


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// Copyright (c) 2010 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 CHROME_BROWSER_DOM_UI_SEARCH_ENGINE_MANAGER_HANDLER_H_
#define CHROME_BROWSER_DOM_UI_SEARCH_ENGINE_MANAGER_HANDLER_H_

#include "app/table_model_observer.h"
#include "chrome/browser/dom_ui/options_ui.h"

class KeywordEditorController;

class SearchEngineManagerHandler : public OptionsPageUIHandler,
                                   public TableModelObserver {
 public:
  SearchEngineManagerHandler();
  virtual ~SearchEngineManagerHandler();

  virtual void Initialize();

  // OptionsUIHandler implementation.
  virtual void GetLocalizedValues(DictionaryValue* localized_strings);

  // TableModelObserver implementation.
  virtual void OnModelChanged();
  virtual void OnItemsChanged(int start, int length);
  virtual void OnItemsAdded(int start, int length);
  virtual void OnItemsRemoved(int start, int length);

  virtual void RegisterMessages();

 private:
  scoped_ptr<KeywordEditorController> controller_;

  // Removes the search engine at the given index. Called from DOMUI.
  void RemoveSearchEngine(const ListValue* args);

  // Sets the search engine at the given index to be default. Called from DOMUI.
  void SetDefaultSearchEngine(const ListValue* args);

  // Returns a dictionary to pass to DOMUI representing the given group heading.
  DictionaryValue* CreateDictionaryForHeading(int group_index);
  // Returns a dictionary to pass to DOMUI representing the given search engine.
  DictionaryValue* CreateDictionaryForEngine(int index, bool is_default);

  DISALLOW_COPY_AND_ASSIGN(SearchEngineManagerHandler);
};

#endif  // CHROME_BROWSER_DOM_UI_SEARCH_ENGINE_MANAGER_HANDLER_H_