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authorrathnor <rathnor>2004-06-07 11:46:05 (GMT)
committerrathnor <rathnor>2004-06-07 11:46:05 (GMT)
commitfff4456dee29e675d7f2ed3490db39bcb7e10e53 (patch)
tree2d2dbf386551773cbdc8231b2a93b493187bd733 /src/FbTk/I18n.cc
parent073065ac56b388db1169108d44f37d32f1d19c67 (diff)
downloadfluxbox-fff4456dee29e675d7f2ed3490db39bcb7e10e53.zip
fluxbox-fff4456dee29e675d7f2ed3490db39bcb7e10e53.tar.bz2
update NLS string handling...
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1// I18n.hh for Fluxbox Window Manager
2// Copyright (c) 2001 - 2003 Henrik Kinnunen (fluxgen(at)users.sourceforge.net)
3//
4// I18n.cc for Blackbox - an X11 Window manager
5// Copyright (c) 1997 - 2000 Brad Hughes (bhughes@tcac.net)
6//
7// Permission is hereby granted, free of charge, to any person obtaining a
8// copy of this software and associated documentation files (the "Software"),
9// to deal in the Software without restriction, including without limitation
10// the rights to use, copy, modify, merge, publish, distribute, sublicense,
11// and/or sell copies of the Software, and to permit persons to whom the
12// Software is furnished to do so, subject to the following conditions:
13//
14// The above copyright notice and this permission notice shall be included in
15// all copies or substantial portions of the Software.
16//
17// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
22// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
23// DEALINGS IN THE SOFTWARE.
24
25// $Id: I18n.cc,v 1.1 2004/06/07 11:46:05 rathnor Exp $
26
27/* Note:
28 * A good reference for the older non-gettext style I18n
29 * functions is the "Locale tutorial"
30 * Written by Patrick D'Cruze (pdcruze@orac.iinet.com.au)
31 * A copy of which is available (at the time of writing) here:
32 * http://www.kulichki.com/moshkow/CYRILLIC/locale-tutorial-0_8.txt
33 */
34
35//usr GNU extensions
36#ifndef _GNU_SOURCE
37#define _GNU_SOURCE
38#endif // _GNU_SOURCE
39
40#include "I18n.hh"
41
42#include <X11/Xlocale.h>
43
44#include <cstdlib>
45#include <cstring>
46#include <cstdio>
47
48#include <iostream>
49
50// TODO: FIXME: the LOCALEPATH from this file should be ./configure-ed into config.h
51#include "../defaults.hh"
52
53using std::cerr;
54using std::endl;
55using std::string;
56
57namespace FbTk {
58
59void NLSInit(const char *catalog) {
60 I18n *i18n = I18n::instance();
61 i18n->openCatalog(catalog);
62}
63
64
65I18n::I18n():m_multibyte(false), m_catalog_fd((nl_catd)(-1)) {
66#ifdef HAVE_SETLOCALE
67 //make sure we don't get 0 to m_locale string
68 char *temp = setlocale(LC_ALL, "");
69 m_locale = ( temp ? temp : "");
70 if (m_locale.empty()) {
71 cerr<<"Warning: Failed to set locale, reverting to \"C\""<<endl;
72#endif // HAVE_SETLOCALE
73
74 m_locale = "C";
75
76#ifdef HAVE_SETLOCALE
77
78 } else {
79 // MB_CUR_MAX returns the size of a char in the current locale
80 if (MB_CUR_MAX > 1)
81 m_multibyte = true;
82
83 // truncate any encoding off the end of the locale
84
85 // remove everything after @
86 string::size_type index = m_locale.find('@');
87 if (index != string::npos)
88 m_locale.erase(index); //erase all characters starting at index
89 // remove everything after .
90 index = m_locale.find('.');
91 if (index != string::npos)
92 m_locale.erase(index); //erase all characters starting at index
93 // remove everything before =
94 index = m_locale.find('=');
95 if (index != string::npos)
96 m_locale.erase(0,index+1); //erase all characters starting up to index
97 }
98#endif // HAVE_SETLOCALE
99}
100
101
102I18n::~I18n() {
103
104#if defined(NLS) && defined(HAVE_CATCLOSE)
105 if (m_catalog_fd != (nl_catd)-1)
106 catclose(m_catalog_fd);
107#endif // HAVE_CATCLOSE
108}
109
110I18n *I18n::instance() {
111 static I18n singleton; //singleton object
112 return &singleton;
113}
114
115void I18n::openCatalog(const char *catalog) {
116#if defined(NLS) && defined(HAVE_CATOPEN)
117
118 string catalog_filename = LOCALEPATH;
119 catalog_filename += '/';
120 catalog_filename += m_locale;
121 catalog_filename += '/';
122 catalog_filename += catalog;
123
124#ifdef MCLoadBySet
125 m_catalog_fd = catopen(catalog_filename.c_str(), MCLoadBySet);
126#else // !MCLoadBySet
127 m_catalog_fd = catopen(catalog_filename.c_str(), NL_CAT_LOCALE);
128#endif // MCLoadBySet
129
130 if (m_catalog_fd == (nl_catd)-1) {
131 cerr<<"Warning: Failed to open file("<<catalog_filename<<")"<<endl;
132 cerr<<"for translation, using default messages."<<endl;
133 }
134
135#else // !HAVE_CATOPEN
136
137 m_catalog_fd = (nl_catd)-1;
138#endif // HAVE_CATOPEN
139}
140
141
142const char *I18n::getMessage(int set_number, int message_number,
143 const char *default_message) const {
144
145#if defined(NLS) && defined(HAVE_CATGETS)
146 if (m_catalog_fd != (nl_catd)-1)
147 return (const char *) catgets(m_catalog_fd, set_number, message_number, default_message);
148 else
149#endif // NLS && HAVE_CATGETS
150 return default_message;
151}
152
153}; // end namespace FbTk