chrome/browser/ui/webui/options/language_dictionary_overlay_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_LANGUAGE_DICTIONARY_OVERLAY_HANDLER_H_
   6 #define CHROME_BROWSER_UI_WEBUI_OPTIONS_LANGUAGE_DICTIONARY_OVERLAY_HANDLER_H_
   7
   8 #include "base/macros.h"
   9 #include "chrome/browser/spellchecker/spellcheck_custom_dictionary.h"
  10 #include "chrome/browser/ui/webui/options/options_ui.h"
  11
  12 namespace base {
  13 class DictionaryValue;
  14 class ListValue;
  15 }
  16
  17 namespace options {
  18
  19 class LanguageDictionaryOverlayHandler
  20     : public OptionsPageUIHandler,
  21       public SpellcheckCustomDictionary::Observer {
  22  public:
  23   LanguageDictionaryOverlayHandler();
  24   ~LanguageDictionaryOverlayHandler() override;
  25
  26   // Overridden from OptionsPageUIHandler:
  27   void GetLocalizedValues(base::DictionaryValue* localized_strings) override;
  28   void RegisterMessages() override;
  29   void Uninitialize() override;
  30
  31   // Overridden from SpellcheckCustomDictionary::Observer:
  32   void OnCustomDictionaryLoaded() override;
  33   void OnCustomDictionaryChanged(
  34       const SpellcheckCustomDictionary::Change& dictionary_change) override;
  35
  36  private:
  37   // Sends the dictionary words to WebUI.
  38   void ResetDictionaryWords();
  39
  40   // Refreshes the displayed words. Called from WebUI.
  41   void RefreshWords(const base::ListValue* args);
  42
  43   // Adds a new word to the dictionary. Called from WebUI.
  44   void AddWord(const base::ListValue* args);
  45
  46   // Removes a word from the dictionary. Called from WebUI.
  47   void RemoveWord(const base::ListValue* args);
  48
  49   // Whether the overlay is initialized and ready to show data.
  50   bool overlay_initialized_;
  51
  52   // The custom spelling dictionary. Used for adding, removing, and reading
  53   // words in custom dictionary file.
  54   SpellcheckCustomDictionary* dictionary_;
  55
  56   DISALLOW_COPY_AND_ASSIGN(LanguageDictionaryOverlayHandler);
  57 };
  58
  59 }  // namespace options
  60
  61 #endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS_LANGUAGE_DICTIONARY_OVERLAY_HANDLER_H_