chrome/browser/ui/webui/options/search_engine_manager_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_OPTIONS_SEARCH_ENGINE_MANAGER_HANDLER_H_
   6 #define CHROME_BROWSER_UI_WEBUI_OPTIONS_SEARCH_ENGINE_MANAGER_HANDLER_H_
   7
   8 #include "chrome/browser/ui/search_engines/edit_search_engine_controller.h"
   9 #include "chrome/browser/ui/webui/options/options_ui.h"
  10 #include "ui/base/models/table_model_observer.h"
  11
  12 class KeywordEditorController;
  13
  14 namespace extensions {
  15 class Extension;
  16 }
  17
  18 namespace options {
  19
  20 class SearchEngineManagerHandler : public OptionsPageUIHandler,
  21                                    public ui::TableModelObserver,
  22                                    public EditSearchEngineControllerDelegate {
  23  public:
  24   SearchEngineManagerHandler();
  25   virtual ~SearchEngineManagerHandler();
  26
  27   // OptionsPageUIHandler implementation.
  28   virtual void GetLocalizedValues(
  29       base::DictionaryValue* localized_strings) OVERRIDE;
  30   virtual void InitializeHandler() OVERRIDE;
  31   virtual void InitializePage() OVERRIDE;
  32
  33   // ui::TableModelObserver implementation.
  34   virtual void OnModelChanged() OVERRIDE;
  35   virtual void OnItemsChanged(int start, int length) OVERRIDE;
  36   virtual void OnItemsAdded(int start, int length) OVERRIDE;
  37   virtual void OnItemsRemoved(int start, int length) OVERRIDE;
  38
  39   // EditSearchEngineControllerDelegate implementation.
  40   virtual void OnEditedKeyword(TemplateURL* template_url,
  41                                const base::string16& title,
  42                                const base::string16& keyword,
  43                                const std::string& url) OVERRIDE;
  44
  45   virtual void RegisterMessages() OVERRIDE;
  46
  47  private:
  48   scoped_ptr<KeywordEditorController> list_controller_;
  49   scoped_ptr<EditSearchEngineController> edit_controller_;
  50
  51   // Removes the search engine at the given index. Called from WebUI.
  52   void RemoveSearchEngine(const base::ListValue* args);
  53
  54   // Sets the search engine at the given index to be default. Called from WebUI.
  55   void SetDefaultSearchEngine(const base::ListValue* args);
  56
  57   // Starts an edit session for the search engine at the given index. If the
  58   // index is -1, starts editing a new search engine instead of an existing one.
  59   // Called from WebUI.
  60   void EditSearchEngine(const base::ListValue* args);
  61
  62   // Validates the given search engine values, and reports the results back
  63   // to WebUI. Called from WebUI.
  64   void CheckSearchEngineInfoValidity(const base::ListValue* args);
  65
  66   // Called when an edit is cancelled.
  67   // Called from WebUI.
  68   void EditCancelled(const base::ListValue* args);
  69
  70   // Called when an edit is finished and should be saved.
  71   // Called from WebUI.
  72   void EditCompleted(const base::ListValue* args);
  73
  74   // Returns a dictionary to pass to WebUI representing the given search engine.
  75   base::DictionaryValue* CreateDictionaryForEngine(
  76       int index, bool is_default, bool is_extension);
  77
  78   // Returns a dictionary to pass to WebUI representing the extension.
  79   base::DictionaryValue* CreateDictionaryForExtension(
  80       const extensions::Extension& extension);
  81
  82   DISALLOW_COPY_AND_ASSIGN(SearchEngineManagerHandler);
  83 };
  84
  85 }  // namespace options
  86
  87 #endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS_SEARCH_ENGINE_MANAGER_HANDLER_H_