1 /* Simple Plugin API
2 *
3 * Copyright © 2021 Wim Taymans
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
14 * Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
23 */
24
25 #ifndef SPA_I18N_H
26 #define SPA_I18N_H
27
28 #ifdef __cplusplus
29 extern "C" {
30 #endif
31
32 #include <spa/utils/hook.h>
33 #include <spa/utils/defs.h>
34
35 /** \defgroup spa_i18n I18N
36 * Gettext interface
37 */
38
39 /**
40 * \addtogroup spa_i18n
41 * \{
42 */
43
44 #define SPA_TYPE_INTERFACE_I18N SPA_TYPE_INFO_INTERFACE_BASE "I18N"
45
46 #define SPA_VERSION_I18N 0
47 struct spa_i18n { struct spa_interface iface; };
48
49 struct spa_i18n_methods {
50 #define SPA_VERSION_I18N_METHODS 0
51 uint32_t version;
52
53 /**
54 * Translate a message
55 *
56 * \param object the i18n interface
57 * \param msgid the message
58 * \return a translated message
59 */
60 const char *(*text) (void *object, const char *msgid);
61
62 /**
63 * Translate a message for a number
64 *
65 * \param object the i18n interface
66 * \param msgid the message to translate
67 * \param msgid_plural the plural form of \a msgid
68 * \param n a number
69 * \return a translated message for the number \a n
70 */
71 const char *(*ntext) (void *object, const char *msgid,
72 const char *msgid_plural, unsigned long int n);
73 };
74
75 SPA_FORMAT_ARG_FUNC(2)
76 static inline const char *
spa_i18n_text(struct spa_i18n * i18n,const char * msgid)77 spa_i18n_text(struct spa_i18n *i18n, const char *msgid)
78 {
79 const char *res = msgid;
80 if (SPA_LIKELY(i18n != NULL))
81 spa_interface_call_res(&i18n->iface,
82 struct spa_i18n_methods, res,
83 text, 0, msgid);
84 return res;
85 }
86
87 static inline const char *
spa_i18n_ntext(struct spa_i18n * i18n,const char * msgid,const char * msgid_plural,unsigned long int n)88 spa_i18n_ntext(struct spa_i18n *i18n, const char *msgid,
89 const char *msgid_plural, unsigned long int n)
90 {
91 const char *res = n == 1 ? msgid : msgid_plural;
92 if (SPA_LIKELY(i18n != NULL))
93 spa_interface_call_res(&i18n->iface,
94 struct spa_i18n_methods, res,
95 ntext, 0, msgid, msgid_plural, n);
96 return res;
97 }
98
99 /**
100 * \}
101 */
102
103 #ifdef __cplusplus
104 } /* extern "C" */
105 #endif
106
107 #endif /* SPA_I18N_H */
108