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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // This file contains utility functions for dealing with localized | 5 // This file contains utility functions for dealing with localized |
6 // content. | 6 // content. |
7 | 7 |
8 #ifndef APP_L10N_UTIL_H_ | 8 #ifndef APP_L10N_UTIL_H_ |
9 #define APP_L10N_UTIL_H_ | 9 #define APP_L10N_UTIL_H_ |
10 #pragma once | 10 #pragma once |
11 | 11 |
12 #include <algorithm> | 12 #include <algorithm> |
13 #include <functional> | 13 #include <functional> |
14 #include <string> | 14 #include <string> |
15 #include <vector> | 15 #include <vector> |
16 | 16 |
17 #include "build/build_config.h" | 17 #include "build/build_config.h" |
18 | 18 |
19 #include "base/basictypes.h" | 19 #include "base/basictypes.h" |
20 #include "base/scoped_ptr.h" | 20 #include "base/scoped_ptr.h" |
21 #include "base/string16.h" | 21 #include "base/string16.h" |
22 #include "base/string_util.h" | 22 #include "base/string_util.h" |
23 | 23 |
24 #if defined(OS_MACOSX) | 24 #if defined(OS_MACOSX) |
25 #include "app/l10n_util_mac.h" | 25 #include "app/l10n_util_mac.h" |
26 #endif // OS_MACOSX | 26 #endif // OS_MACOSX |
27 | 27 |
28 // http://crbug.com/9911 . Any functions bracketed by this define are going | |
29 // away; this define exists to allow compiler assistance in removing their use. | |
30 #if defined(TOOLKIT_VIEWS) | |
31 #define CRBUG_9911_OBSOLETE_GOING_AWAY 1 | |
32 #endif | |
33 | |
34 namespace l10n_util { | 28 namespace l10n_util { |
35 | 29 |
36 // This method is responsible for determining the locale as defined below. In | 30 // This method is responsible for determining the locale as defined below. In |
37 // nearly all cases you shouldn't call this, rather use GetApplicationLocale | 31 // nearly all cases you shouldn't call this, rather use GetApplicationLocale |
38 // defined on browser_process. | 32 // defined on browser_process. |
39 // | 33 // |
40 // Returns the locale used by the Application. First we use the value from the | 34 // Returns the locale used by the Application. First we use the value from the |
41 // command line (--lang), second we try the value in the prefs file (passed in | 35 // command line (--lang), second we try the value in the prefs file (passed in |
42 // as |pref_locale|), finally, we fall back on the system locale. We only return | 36 // as |pref_locale|), finally, we fall back on the system locale. We only return |
43 // a value if there's a corresponding resource DLL for the locale. Otherwise, | 37 // a value if there's a corresponding resource DLL for the locale. Otherwise, |
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79 // accepted, but 'z', 'German', 'en-$1', or 'abcd-1234' should not. | 73 // accepted, but 'z', 'German', 'en-$1', or 'abcd-1234' should not. |
80 // Case-insensitive. Based on BCP 47, see: | 74 // Case-insensitive. Based on BCP 47, see: |
81 // http://unicode.org/reports/tr35/#Unicode_Language_and_Locale_Identifiers | 75 // http://unicode.org/reports/tr35/#Unicode_Language_and_Locale_Identifiers |
82 bool IsValidLocaleSyntax(const std::string& locale); | 76 bool IsValidLocaleSyntax(const std::string& locale); |
83 | 77 |
84 // | 78 // |
85 // Mac Note: See l10n_util_mac.h for some NSString versions and other support. | 79 // Mac Note: See l10n_util_mac.h for some NSString versions and other support. |
86 // | 80 // |
87 | 81 |
88 // Pulls resource string from the string bundle and returns it. | 82 // Pulls resource string from the string bundle and returns it. |
89 #if CRBUG_9911_OBSOLETE_GOING_AWAY | |
90 std::wstring GetString(int message_id); | |
91 #endif | |
92 std::string GetStringUTF8(int message_id); | 83 std::string GetStringUTF8(int message_id); |
93 string16 GetStringUTF16(int message_id); | 84 string16 GetStringUTF16(int message_id); |
94 | 85 |
95 // Get a resource string and replace $1-$2-$3 with |a| and |b| | 86 // Get a resource string and replace $1-$2-$3 with |a| and |b| |
96 // respectively. Additionally, $$ is replaced by $. | 87 // respectively. Additionally, $$ is replaced by $. |
97 string16 GetStringFUTF16(int message_id, | 88 string16 GetStringFUTF16(int message_id, |
98 const string16& a); | 89 const string16& a); |
99 string16 GetStringFUTF16(int message_id, | 90 string16 GetStringFUTF16(int message_id, |
100 const string16& a, | 91 const string16& a, |
101 const string16& b); | 92 const string16& b); |
102 string16 GetStringFUTF16(int message_id, | 93 string16 GetStringFUTF16(int message_id, |
103 const string16& a, | 94 const string16& a, |
104 const string16& b, | 95 const string16& b, |
105 const string16& c); | 96 const string16& c); |
106 string16 GetStringFUTF16(int message_id, | 97 string16 GetStringFUTF16(int message_id, |
107 const string16& a, | 98 const string16& a, |
108 const string16& b, | 99 const string16& b, |
109 const string16& c, | 100 const string16& c, |
110 const string16& d); | 101 const string16& d); |
111 #if CRBUG_9911_OBSOLETE_GOING_AWAY | |
112 #if defined(WCHAR_T_IS_UTF16) | |
113 inline std::wstring GetStringF(int message_id, | |
114 const std::wstring& a) { | |
115 return GetStringFUTF16(message_id, a); | |
116 } | |
117 inline std::wstring GetStringF(int message_id, | |
118 const std::wstring& a, | |
119 const std::wstring& b) { | |
120 return GetStringFUTF16(message_id, a, b); | |
121 } | |
122 inline std::wstring GetStringF(int message_id, | |
123 const std::wstring& a, | |
124 const std::wstring& b, | |
125 const std::wstring& c) { | |
126 return GetStringFUTF16(message_id, a, b, c); | |
127 } | |
128 inline std::wstring GetStringF(int message_id, | |
129 const std::wstring& a, | |
130 const std::wstring& b, | |
131 const std::wstring& c, | |
132 const std::wstring& d) { | |
133 return GetStringFUTF16(message_id, a, b, c, d); | |
134 } | |
135 #else | |
136 std::wstring GetStringF(int message_id, | |
137 const std::wstring& a); | |
138 std::wstring GetStringF(int message_id, | |
139 const std::wstring& a, | |
140 const std::wstring& b); | |
141 std::wstring GetStringF(int message_id, | |
142 const std::wstring& a, | |
143 const std::wstring& b, | |
144 const std::wstring& c); | |
145 std::wstring GetStringF(int message_id, | |
146 const std::wstring& a, | |
147 const std::wstring& b, | |
148 const std::wstring& c, | |
149 const std::wstring& d); | |
150 #endif | |
151 #endif | |
152 std::string GetStringFUTF8(int message_id, | 102 std::string GetStringFUTF8(int message_id, |
153 const string16& a); | 103 const string16& a); |
154 std::string GetStringFUTF8(int message_id, | 104 std::string GetStringFUTF8(int message_id, |
155 const string16& a, | 105 const string16& a, |
156 const string16& b); | 106 const string16& b); |
157 std::string GetStringFUTF8(int message_id, | 107 std::string GetStringFUTF8(int message_id, |
158 const string16& a, | 108 const string16& a, |
159 const string16& b, | 109 const string16& b, |
160 const string16& c); | 110 const string16& c); |
161 std::string GetStringFUTF8(int message_id, | 111 std::string GetStringFUTF8(int message_id, |
162 const string16& a, | 112 const string16& a, |
163 const string16& b, | 113 const string16& b, |
164 const string16& c, | 114 const string16& c, |
165 const string16& d); | 115 const string16& d); |
166 | 116 |
167 // Variants that return the offset(s) of the replaced parameters. The | 117 // Variants that return the offset(s) of the replaced parameters. The |
168 // vector based version returns offsets ordered by parameter. For example if | 118 // vector based version returns offsets ordered by parameter. For example if |
169 // invoked with a and b offsets[0] gives the offset for a and offsets[1] the | 119 // invoked with a and b offsets[0] gives the offset for a and offsets[1] the |
170 // offset of b regardless of where the parameters end up in the string. | 120 // offset of b regardless of where the parameters end up in the string. |
171 #if CRBUG_9911_OBSOLETE_GOING_AWAY | |
172 std::wstring GetStringF(int message_id, | |
173 const std::wstring& a, | |
174 size_t* offset); | |
175 std::wstring GetStringF(int message_id, | |
176 const std::wstring& a, | |
177 const std::wstring& b, | |
178 std::vector<size_t>* offsets); | |
179 #endif | |
180 string16 GetStringFUTF16(int message_id, | 121 string16 GetStringFUTF16(int message_id, |
181 const string16& a, | 122 const string16& a, |
182 size_t* offset); | 123 size_t* offset); |
183 string16 GetStringFUTF16(int message_id, | 124 string16 GetStringFUTF16(int message_id, |
184 const string16& a, | 125 const string16& a, |
185 const string16& b, | 126 const string16& b, |
186 std::vector<size_t>* offsets); | 127 std::vector<size_t>* offsets); |
187 | 128 |
188 // Convenience functions to get a string with a single number as a parameter. | 129 // Convenience functions to get a string with a single number as a parameter. |
189 #if CRBUG_9911_OBSOLETE_GOING_AWAY | |
190 std::wstring GetStringF(int message_id, int a); | |
191 std::wstring GetStringF(int message_id, int64 a); | |
192 #endif | |
193 string16 GetStringFUTF16Int(int message_id, int a); | 130 string16 GetStringFUTF16Int(int message_id, int a); |
194 string16 GetStringFUTF16Int(int message_id, int64 a); | 131 string16 GetStringFUTF16Int(int message_id, int64 a); |
195 | 132 |
196 // Truncates the string to length characters. This breaks the string at | 133 // Truncates the string to length characters. This breaks the string at |
197 // the first word break before length, adding the horizontal ellipsis | 134 // the first word break before length, adding the horizontal ellipsis |
198 // character (unicode character 0x2026) to render ... | 135 // character (unicode character 0x2026) to render ... |
199 // The supplied string is returned if the string has length characters or | 136 // The supplied string is returned if the string has length characters or |
200 // less. | 137 // less. |
201 string16 TruncateString(const string16& string, size_t length); | 138 string16 TruncateString(const string16& string, size_t length); |
202 | 139 |
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215 const std::vector<std::string>& GetAvailableLocales(); | 152 const std::vector<std::string>& GetAvailableLocales(); |
216 | 153 |
217 // Returns a vector of locale codes usable for accept-languages. | 154 // Returns a vector of locale codes usable for accept-languages. |
218 void GetAcceptLanguagesForLocale(const std::string& display_locale, | 155 void GetAcceptLanguagesForLocale(const std::string& display_locale, |
219 std::vector<std::string>* locale_codes); | 156 std::vector<std::string>* locale_codes); |
220 | 157 |
221 | 158 |
222 } // namespace l10n_util | 159 } // namespace l10n_util |
223 | 160 |
224 #endif // APP_L10N_UTIL_H_ | 161 #endif // APP_L10N_UTIL_H_ |
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