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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_CHROMEOS_LANGUAGE_OPTIONS_UTIL_H_ | |
6 #define CHROME_BROWSER_UI_WEBUI_OPTIONS2_CHROMEOS_LANGUAGE_OPTIONS_UTIL_H_ | |
7 | |
8 #include <string> | |
9 | |
10 #include "base/utf_string_conversions.h" | |
11 #include "base/values.h" | |
12 #include "chrome/browser/chromeos/language_preferences.h" | |
13 #include "ui/base/l10n/l10n_util.h" | |
14 | |
15 namespace base { | |
16 class ListValue; | |
17 } | |
18 | |
19 namespace chromeos { | |
20 namespace options { | |
21 | |
22 // Returns an i18n-content value corresponding to |preference|. | |
23 template <typename T> | |
24 std::string GetI18nContentValue(const T& preference, const char* prefix) { | |
25 return std::string(prefix) + preference.ibus_config_name; | |
26 } | |
27 | |
28 // Returns a property name of templateData corresponding to |preference|. | |
29 template <typename T> | |
30 std::string GetTemplateDataPropertyName(const T& preference, | |
31 const char* prefix) { | |
32 return std::string(prefix) + preference.ibus_config_name + "Value"; | |
33 } | |
34 | |
35 // Returns an property name of templateData corresponding the value of the min | |
36 // attribute. | |
37 template <typename T> | |
38 std::string GetTemplateDataMinName(const T& preference, const char* prefix) { | |
39 return std::string(prefix) + preference.ibus_config_name + "Min"; | |
40 } | |
41 | |
42 // Returns an property name of templateData corresponding the value of the max | |
43 // attribute. | |
44 template <typename T> | |
45 std::string GetTemplateDataMaxName(const T& preference, const char* prefix) { | |
46 return std::string(prefix) + preference.ibus_config_name + "Max"; | |
47 } | |
48 | |
49 // Creates a Value object from the given value. Here we use function | |
50 // overloading to handle string and integer preferences in | |
51 // CreateMultipleChoiceList. | |
52 Value* CreateValue(const char* in_value); | |
53 Value* CreateValue(int in_value); | |
54 | |
55 // Creates a multiple choice list from the given preference. | |
56 template <typename T> | |
57 base::ListValue* CreateMultipleChoiceList( | |
58 const language_prefs::LanguageMultipleChoicePreference<T>& preference) { | |
59 int list_length = 0; | |
60 for (size_t i = 0; | |
61 i < language_prefs::LanguageMultipleChoicePreference<T>::kMaxItems; | |
62 ++i) { | |
63 if (preference.values_and_ids[i].item_message_id == 0) | |
64 break; | |
65 ++list_length; | |
66 } | |
67 DCHECK_GT(list_length, 0); | |
68 | |
69 base::ListValue* list_value = new base::ListValue(); | |
70 for (int i = 0; i < list_length; ++i) { | |
71 base::ListValue* option = new base::ListValue(); | |
72 option->Append(CreateValue( | |
73 preference.values_and_ids[i].ibus_config_value)); | |
74 option->Append(base::Value::CreateStringValue(l10n_util::GetStringUTF16( | |
75 preference.values_and_ids[i].item_message_id))); | |
76 list_value->Append(option); | |
77 } | |
78 return list_value; | |
79 } | |
80 | |
81 } // namespace options | |
82 } // namespace chromeos | |
83 | |
84 #endif // CHROME_BROWSER_UI_WEBUI_OPTIONS2_CHROMEOS_LANGUAGE_OPTIONS_UTIL_H_ | |
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