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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_OPTIONS2_LANGUAGE_OPTIONS_HANDLER_COMMON_H_ | |
6 #define CHROME_BROWSER_UI_WEBUI_OPTIONS2_LANGUAGE_OPTIONS_HANDLER_COMMON_H_ | |
7 | |
8 #include "chrome/browser/ui/webui/options2/options_ui.h" | |
9 | |
10 namespace base { | |
11 class DictionaryValue; | |
12 class ListValue; | |
13 } | |
14 | |
15 namespace options { | |
16 | |
17 // The base class for language options page UI handlers. This class has code | |
18 // common to the Chrome OS and non-Chrome OS implementation of the handler. | |
19 class LanguageOptionsHandlerCommon : public OptionsPageUIHandler { | |
20 public: | |
21 LanguageOptionsHandlerCommon(); | |
22 virtual ~LanguageOptionsHandlerCommon(); | |
23 | |
24 // OptionsPageUIHandler implementation. | |
25 virtual void GetLocalizedValues( | |
26 base::DictionaryValue* localized_strings) OVERRIDE; | |
27 | |
28 // DOMMessageHandler implementation. | |
29 virtual void RegisterMessages() OVERRIDE; | |
30 | |
31 // The following static methods are public for ease of testing. | |
32 | |
33 // Gets the set of language codes that can be used as UI language. | |
34 // The return value will look like: | |
35 // {'en-US': true, 'fi': true, 'fr': true, ...} | |
36 // | |
37 // Note that true in values does not mean anything. We just use the | |
38 // dictionary as a set. | |
39 static base::DictionaryValue* GetUILanguageCodeSet(); | |
40 | |
41 // Gets the set of language codes that can be used for spellchecking. | |
42 // The return value will look like: | |
43 // {'en-US': true, 'fi': true, 'fr': true, ...} | |
44 // | |
45 // Note that true in values does not mean anything. We just use the | |
46 // dictionary as a set. | |
47 static base::DictionaryValue* GetSpellCheckLanguageCodeSet(); | |
48 | |
49 private: | |
50 // Returns the name of the product (ex. "Chrome" or "Chrome OS"). | |
51 virtual string16 GetProductName() = 0; | |
52 | |
53 // Sets the application locale. | |
54 virtual void SetApplicationLocale(const std::string& language_code) = 0; | |
55 | |
56 // Called when the language options is opened. | |
57 void LanguageOptionsOpenCallback(const base::ListValue* args); | |
58 | |
59 // Called when the UI language is changed. | |
60 // |args| will contain the language code as string (ex. "fr"). | |
61 void UiLanguageChangeCallback(const base::ListValue* args); | |
62 | |
63 // Called when the spell check language is changed. | |
64 // |args| will contain the language code as string (ex. "fr"). | |
65 void SpellCheckLanguageChangeCallback(const base::ListValue* args); | |
66 | |
67 DISALLOW_COPY_AND_ASSIGN(LanguageOptionsHandlerCommon); | |
68 }; | |
69 | |
70 } // namespace options | |
71 | |
72 #endif // CHROME_BROWSER_UI_WEBUI_OPTIONS2_LANGUAGE_OPTIONS_HANDLER_COMMON_H_ | |
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