summaryrefslogtreecommitdiff
path: root/unotools/source/misc/syslocale.cxx
blob: 4233828bd7db73492ad96abfe9466762e64e8189 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/

// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_unotools.hxx"

#include <unotools/syslocale.hxx>
#include <tools/string.hxx>
#include <unotools/syslocaleoptions.hxx>
#include <unotools/localedatawrapper.hxx>
#include <comphelper/processfactory.hxx>
#include <i18npool/mslangid.hxx>
#include <rtl/tencinfo.h>
#include <rtl/locale.h>
#include <osl/nlsupport.h>

using namespace osl;
using namespace com::sun::star;


SvtSysLocale_Impl*  SvtSysLocale::pImpl = NULL;
sal_Int32           SvtSysLocale::nRefCount = 0;


class SvtSysLocale_Impl : public utl::ConfigurationListener
{
public:
        SvtSysLocaleOptions     aSysLocaleOptions;
        LocaleDataWrapper*      pLocaleData;
        CharClass*              pCharClass;

                                    SvtSysLocale_Impl();
    virtual                         ~SvtSysLocale_Impl();

    CharClass*                      GetCharClass();
    virtual void                    ConfigurationChanged( utl::ConfigurationBroadcaster*, sal_uInt32 );
};

// -----------------------------------------------------------------------

SvtSysLocale_Impl::SvtSysLocale_Impl() : pCharClass(NULL)
{
    pLocaleData = new LocaleDataWrapper( ::comphelper::getProcessServiceFactory(), aSysLocaleOptions.GetRealLocale() );

    // listen for further changes
    aSysLocaleOptions.AddListener( this );
}


SvtSysLocale_Impl::~SvtSysLocale_Impl()
{
    aSysLocaleOptions.RemoveListener( this );
    delete pCharClass;
    delete pLocaleData;
}

CharClass* SvtSysLocale_Impl::GetCharClass()
{
    if ( !pCharClass )
        pCharClass = new CharClass(::comphelper::getProcessServiceFactory(), aSysLocaleOptions.GetRealLocale() );
    return pCharClass;
}

void SvtSysLocale_Impl::ConfigurationChanged( utl::ConfigurationBroadcaster*, sal_uInt32 nHint )
{
    MutexGuard aGuard( SvtSysLocale::GetMutex() );
    if ( nHint & SYSLOCALEOPTIONS_HINT_LOCALE )
    {
        com::sun::star::lang::Locale aLocale( aSysLocaleOptions.GetRealLocale() );
        pLocaleData->setLocale( aLocale );
        GetCharClass()->setLocale( aLocale );
    }
}

// ====================================================================

SvtSysLocale::SvtSysLocale()
{
    MutexGuard aGuard( GetMutex() );
    if ( !pImpl )
        pImpl = new SvtSysLocale_Impl;
    ++nRefCount;
}


SvtSysLocale::~SvtSysLocale()
{
    MutexGuard aGuard( GetMutex() );
    if ( !--nRefCount )
    {
        delete pImpl;
        pImpl = NULL;
    }
}


// static
Mutex& SvtSysLocale::GetMutex()
{
    static Mutex* pMutex = NULL;
    if( !pMutex )
    {
        MutexGuard aGuard( Mutex::getGlobalMutex() );
        if( !pMutex )
        {
            // #i77768# Due to a static reference in the toolkit lib
            // we need a mutex that lives longer than the svl library.
            // Otherwise the dtor would use a destructed mutex!!
            pMutex = new Mutex;
        }
    }
    return *pMutex;
}


const LocaleDataWrapper& SvtSysLocale::GetLocaleData() const
{
    return *(pImpl->pLocaleData);
}


const LocaleDataWrapper* SvtSysLocale::GetLocaleDataPtr() const
{
    return pImpl->pLocaleData;
}


const CharClass& SvtSysLocale::GetCharClass() const
{
    return *(pImpl->GetCharClass());
}


const CharClass* SvtSysLocale::GetCharClassPtr() const
{
    return pImpl->GetCharClass();
}

SvtSysLocaleOptions& SvtSysLocale::GetOptions() const
{
    return pImpl->aSysLocaleOptions;
}

com::sun::star::lang::Locale SvtSysLocale::GetLocale() const
{
    return pImpl->aSysLocaleOptions.GetRealLocale();
}

LanguageType SvtSysLocale::GetLanguage() const
{
    return pImpl->aSysLocaleOptions.GetRealLanguage();
}

com::sun::star::lang::Locale SvtSysLocale::GetUILocale() const
{
    return pImpl->aSysLocaleOptions.GetRealUILocale();
}

LanguageType SvtSysLocale::GetUILanguage() const
{
    return pImpl->aSysLocaleOptions.GetRealUILanguage();
}

//------------------------------------------------------------------------

// static
rtl_TextEncoding SvtSysLocale::GetBestMimeEncoding()
{
    const sal_Char* pCharSet = rtl_getBestMimeCharsetFromTextEncoding(
            osl_getThreadTextEncoding() );
    if ( !pCharSet )
    {
        // If the system locale is unknown to us, e.g. LC_ALL=xx, match the UI
        // language if possible.
        ::com::sun::star::lang::Locale aLocale( SvtSysLocale().GetUILocale() );
        rtl_Locale * pLocale = rtl_locale_register( aLocale.Language.getStr(),
                aLocale.Country.getStr(), aLocale.Variant.getStr() );
        rtl_TextEncoding nEnc = osl_getTextEncodingFromLocale( pLocale );
        pCharSet = rtl_getBestMimeCharsetFromTextEncoding( nEnc );
    }
    rtl_TextEncoding nRet;
    if ( pCharSet )
        nRet = rtl_getTextEncodingFromMimeCharset( pCharSet );
    else
        nRet = RTL_TEXTENCODING_UTF8;
    return nRet;
}

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */