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
|
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include "comphelper/processfactory.hxx"
#include "unotools/localedatawrapper.hxx"
#include "unotools/transliterationwrapper.hxx"
#include "i18nlangtag/languagetag.hxx"
#include "rtl/ustrbuf.hxx"
#include "vcl/i18nhelp.hxx"
#include "com/sun/star/lang/XMultiServiceFactory.hpp"
#include "com/sun/star/i18n/TransliterationModules.hpp"
using namespace ::com::sun::star;
vcl::I18nHelper::I18nHelper( const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >& rxContext, const LanguageTag& rLanguageTag )
:
maLanguageTag( rLanguageTag)
{
m_xContext = rxContext;
mpLocaleDataWrapper = NULL;
mpTransliterationWrapper= NULL;
mbTransliterateIgnoreCase = false;
}
vcl::I18nHelper::~I18nHelper()
{
ImplDestroyWrappers();
}
void vcl::I18nHelper::ImplDestroyWrappers()
{
delete mpLocaleDataWrapper;
mpLocaleDataWrapper = NULL;
delete mpTransliterationWrapper;
mpTransliterationWrapper= NULL;
}
utl::TransliterationWrapper& vcl::I18nHelper::ImplGetTransliterationWrapper() const
{
if ( !mpTransliterationWrapper )
{
sal_Int32 nModules = i18n::TransliterationModules_IGNORE_WIDTH;
if ( mbTransliterateIgnoreCase )
nModules |= i18n::TransliterationModules_IGNORE_CASE;
((vcl::I18nHelper*)this)->mpTransliterationWrapper = new utl::TransliterationWrapper( m_xContext, (i18n::TransliterationModules)nModules );
((vcl::I18nHelper*)this)->mpTransliterationWrapper->loadModuleIfNeeded( maLanguageTag.getLanguageType() );
}
return *mpTransliterationWrapper;
}
LocaleDataWrapper& vcl::I18nHelper::ImplGetLocaleDataWrapper() const
{
if ( !mpLocaleDataWrapper )
{
((vcl::I18nHelper*)this)->mpLocaleDataWrapper = new LocaleDataWrapper( m_xContext, maLanguageTag );
}
return *mpLocaleDataWrapper;
}
inline bool is_formatting_mark( sal_Unicode c )
{
if( (c >= 0x200B) && (c <= 0x200F) ) // BiDi and zero-width-markers
return true;
if( (c >= 0x2028) && (c <= 0x202E) ) // BiDi and paragraph-markers
return true;
return false;
}
/* #i100057# filter formatting marks out of strings before passing them to
the transliteration. The real solution would have been an additional TransliterationModule
to ignore these marks during transliteration; however changin the code in i18npool that actually
implements this could produce unwanted side effects.
Of course this copying around is not really good, but looking at i18npool, one more time
will not hurt.
*/
OUString vcl::I18nHelper::filterFormattingChars( const OUString& rStr )
{
sal_Int32 nUnicodes = rStr.getLength();
OUStringBuffer aBuf( nUnicodes );
const sal_Unicode* pStr = rStr.getStr();
while( nUnicodes-- )
{
if( ! is_formatting_mark( *pStr ) )
aBuf.append( *pStr );
pStr++;
}
return aBuf.makeStringAndClear();
}
sal_Int32 vcl::I18nHelper::CompareString( const OUString& rStr1, const OUString& rStr2 ) const
{
::osl::Guard< ::osl::Mutex > aGuard( ((vcl::I18nHelper*)this)->maMutex );
if ( mbTransliterateIgnoreCase )
{
// Change mbTransliterateIgnoreCase and destroy the warpper, next call to
// ImplGetTransliterationWrapper() will create a wrapper with the correct bIgnoreCase
((vcl::I18nHelper*)this)->mbTransliterateIgnoreCase = false;
delete ((vcl::I18nHelper*)this)->mpTransliterationWrapper;
((vcl::I18nHelper*)this)->mpTransliterationWrapper = NULL;
}
OUString aStr1( filterFormattingChars(rStr1) );
OUString aStr2( filterFormattingChars(rStr2) );
return ImplGetTransliterationWrapper().compareString( aStr1, aStr2 );
}
bool vcl::I18nHelper::MatchString( const OUString& rStr1, const OUString& rStr2 ) const
{
::osl::Guard< ::osl::Mutex > aGuard( ((vcl::I18nHelper*)this)->maMutex );
if ( !mbTransliterateIgnoreCase )
{
// Change mbTransliterateIgnoreCase and destroy the warpper, next call to
// ImplGetTransliterationWrapper() will create a wrapper with the correct bIgnoreCase
((vcl::I18nHelper*)this)->mbTransliterateIgnoreCase = true;
delete ((vcl::I18nHelper*)this)->mpTransliterationWrapper;
((vcl::I18nHelper*)this)->mpTransliterationWrapper = NULL;
}
OUString aStr1( filterFormattingChars(rStr1) );
OUString aStr2( filterFormattingChars(rStr2) );
return ImplGetTransliterationWrapper().isMatch( aStr1, aStr2 );
}
bool vcl::I18nHelper::MatchMnemonic( const OUString& rString, sal_Unicode cMnemonicChar ) const
{
::osl::Guard< ::osl::Mutex > aGuard( ((vcl::I18nHelper*)this)->maMutex );
bool bEqual = false;
sal_Int32 n = rString.indexOf( '~' );
if ( n != -1 )
{
OUString aMatchStr = rString.copy( n+1 ); // not only one char, because of transliteration...
bEqual = MatchString( OUString(cMnemonicChar), aMatchStr );
}
return bEqual;
}
OUString vcl::I18nHelper::GetNum( long nNumber, sal_uInt16 nDecimals, bool bUseThousandSep, bool bTrailingZeros ) const
{
return ImplGetLocaleDataWrapper().getNum( nNumber, nDecimals, bUseThousandSep, bTrailingZeros );
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
