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
|
/* This file is part of the KDE libraries
Copyright (C) 1999 Lars Knoll (knoll@kde.org)
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef KCHARSETS_H
#define KCHARSETS_H
#include <tqstring.h>
#include <tqfont.h>
#include <tqstringlist.h>
#include <tqptrlist.h>
#include "kdelibs_export.h"
class KGlobal;
class KCharsetsPrivate;
class QTextCodec;
/**
* Charset font and encoder/decoder handling.
*
* This is needed, because Qt's font matching algorithm gives the font
* family a higher priority than the charset. For many applications
* this is not acceptable, since it can totally obscure the output,
* in languages which use non iso-8859-1 charsets.
*
* @author Lars Knoll <knoll@kde.org>
*/
class KDECORE_EXPORT KCharsets
{
friend class KGlobal;
protected:
/** Protected constructor. If you need the kcharsets object, use
KGlobal::charsets() instead.
*/
KCharsets();
public:
/**
* Destructor.
*/
virtual ~KCharsets();
/**
* Provided for compatibility.
* @param name the name of the codec
* @return the TQTextCodec. If the desired codec could not be found,
* it returns a default (Latin-1) codec
*/
TQTextCodec *codecForName(const TQString &name) const;
/**
* Tries to find a TQTextCodec to convert the given encoding from and to
* Unicode. If no codec could be found the latin1 codec will be returned an
* @p ok will be set to false.
* @return the TQTextCodec. If the desired codec could not be found,
* it returns a default (Latin-1) codec
*/
TQTextCodec *codecForName(const TQString &n, bool &ok) const;
/**
* Converts an entity to a character. The string must contain only the
* entity without the trailing ';'.
* @param str the entity
* @return TQChar::null if the entity could not be decoded.
*/
static TQChar fromEntity(const TQString &str);
/**
* Overloaded member function. Tries to find an entity in the
* TQString str.
* @param str the string containing entified
* @param len is a return value, that gives the length of the decoded
* entity.
* @return a decoded entity if one could be found, TQChar::null
* otherwise
*/
static TQChar fromEntity(const TQString &str, int &len);
/**
* Converts a TQChar to an entity. The returned string does already
* contain the leading '&' and the trailing ';'.
* @param ch the char to convert
* @return the entity
*/
static TQString toEntity(const TQChar &ch);
/**
* Scans the given string for entities (like &amp;) and resolves them
* using fromEntity.
* @param text the string containing the entities
* @return the clean string
* @since 3.1
*/
static TQString resolveEntities( const TQString &text );
/**
* Lists all available encodings as names.
* @return the list of all encodings
*/
TQStringList availableEncodingNames();
/**
* Lists the available encoding names together with a more descriptive language.
* @return the list of descriptive encoding names
*/
TQStringList descriptiveEncodingNames();
/**
* Returns the language the encoding is used for.
* @param encoding the encoding for the language
* @return the language of the encoding
*/
TQString languageForEncoding( const TQString &encoding );
/**
* Returns the encoding for a string obtained with descriptiveEncodingNames().
* @param descriptiveName the descriptive name for the encoding
* @return the name of the encoding
*/
TQString encodingForName( const TQString &descriptiveName );
private:
KCharsetsPrivate *d;
};
#endif
|
