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
|
/* -*- 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 "unotools/unotoolsdllapi.h"
#ifndef _UNOTOOLS_TEXTSEARCH_HXX
#define _UNOTOOLS_TEXTSEARCH_HXX
#include <i18nlangtag/lang.h>
#include <rtl/ustring.hxx>
#include <com/sun/star/uno/Reference.h>
#include <com/sun/star/lang/Locale.hpp>
#include <com/sun/star/util/XTextSearch.hpp>
#include <com/sun/star/util/SearchOptions.hpp>
class CharClass;
namespace com {
namespace sun {
namespace star {
namespace util {
struct SearchResult;
}
}
}
}
// ............................................................................
namespace utl
{
// ............................................................................
// Utility class for searching
class UNOTOOLS_DLLPUBLIC SearchParam
{
public:
enum SearchType{ SRCH_NORMAL, SRCH_REGEXP, SRCH_LEVDIST };
private:
OUString sSrchStr; // the search string
OUString sReplaceStr; // the replace string
SearchType m_eSrchType; // search normal/regular/LevDist
int m_bWordOnly : 1; // used by normal search
int m_bSrchInSel : 1; // search only in the selection
int m_bCaseSense : 1; //
// values for the "weight Levenshtein-Distance"
int bLEV_Relaxed : 1;
int nLEV_OtherX;
int nLEV_ShorterY;
int nLEV_LongerZ;
// asian flags - used for the transliteration
long nTransliterationFlags;
public:
SearchParam( const OUString &rText,
SearchType eSrchType = SearchParam::SRCH_NORMAL,
bool bCaseSensitive = true,
bool bWordOnly = false,
bool bSearchInSelection = false );
SearchParam( const SearchParam& );
~SearchParam();
const OUString& GetSrchStr() const { return sSrchStr; }
const OUString& GetReplaceStr() const { return sReplaceStr; }
SearchType GetSrchType() const { return m_eSrchType; }
int IsCaseSensitive() const { return m_bCaseSense; }
int IsSrchInSelection() const { return m_bSrchInSel; }
int IsSrchWordOnly() const { return m_bWordOnly; }
void SetSrchStr( const OUString& rStr ) { sSrchStr = rStr; }
void SetReplaceStr( const OUString& rStr ) { sReplaceStr = rStr; }
void SetSrchType( SearchType eType ) { m_eSrchType = eType; }
void SetCaseSensitive( int bFlag ) { m_bCaseSense = bFlag; }
void SetSrchInSelection( int bFlag ) { m_bSrchInSel = bFlag; }
void SetSrchWordOnly( int bFlag ) { m_bWordOnly = bFlag; }
int IsSrchRelaxed() const { return bLEV_Relaxed; }
int GetLEVOther() const { return nLEV_OtherX; }
int GetLEVShorter() const { return nLEV_ShorterY; }
int GetLEVLonger() const { return nLEV_LongerZ; }
void SetSrchRelaxed( int bFlag ) { bLEV_Relaxed = bFlag; }
void SetLEVOther( int nValue ) { nLEV_OtherX = nValue; }
void SetLEVShorter( int nValue ) { nLEV_ShorterY = nValue; }
void SetLEVLonger( int nValue ) { nLEV_LongerZ = nValue; }
long GetTransliterationFlags() const { return nTransliterationFlags; }
void SetTransliterationFlags( long nValue ) { nTransliterationFlags = nValue; }
};
// Utility class for searching a substring in a string.
// The following metrics are supported
// - ordinary text (Bayer/Moore)
// - regular expressions
// - weighted Levenshtein distance
//
// This class allows forward and backward searching!
class UNOTOOLS_DLLPUBLIC TextSearch
{
static ::com::sun::star::uno::Reference< ::com::sun::star::util::XTextSearch >
getXTextSearch( const ::com::sun::star::util::SearchOptions& rPara );
com::sun::star::uno::Reference < com::sun::star::util::XTextSearch >
xTextSearch;
void Init( const SearchParam & rParam,
const ::com::sun::star::lang::Locale& rLocale );
public:
// rText is the string being searched for
// this first two CTORs are deprecated!
TextSearch( const SearchParam & rPara, LanguageType nLanguage );
TextSearch( const SearchParam & rPara, const CharClass& rCClass );
TextSearch( const ::com::sun::star::util::SearchOptions& rPara );
~TextSearch();
/* search in the (selected) text the search string:
rScrTxt - the text, in in which we search
pStart - start position for the search
pEnde - end position for the search
RETURN values == true: something is found
- pStart start pos of the found text,
- pStart end pos of the found text,
- pSrchResult - the search result with all found
positions. Is only filled with more positions
if the regular expression handles groups.
== false: nothing found, pStart,pEnde unchanged.
Definitions: start pos always inclusive, end pos always exclusive!
The position must always in the right direction!
search forward: start <= end
search backward: end <= start
*/
bool SearchForward( const OUString &rStr,
sal_Int32* pStart, sal_Int32* pEnd,
::com::sun::star::util::SearchResult* pRes = 0 );
bool SearchBackward( const OUString &rStr,
sal_Int32* pStart, sal_Int32* pEnd,
::com::sun::star::util::SearchResult* pRes = 0 );
void SetLocale( const ::com::sun::star::util::SearchOptions& rOpt,
const ::com::sun::star::lang::Locale& rLocale );
/* replace back references in the replace string by the sub expressions from the search result */
void ReplaceBackReferences( OUString& rReplaceStr, const OUString &rStr, const ::com::sun::star::util::SearchResult& rResult );
};
// ............................................................................
} // namespace utl
// ............................................................................
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
