ICU 70.1  70.1
symtable.h
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1 // © 2016 and later: Unicode, Inc. and others.
2 // License & terms of use: http://www.unicode.org/copyright.html
3 /*
4 **********************************************************************
5 * Copyright (c) 2000-2005, International Business Machines
6 * Corporation and others. All Rights Reserved.
7 **********************************************************************
8 * Date Name Description
9 * 02/04/00 aliu Creation.
10 **********************************************************************
11 */
12 #ifndef SYMTABLE_H
13 #define SYMTABLE_H
14 
15 #include "unicode/utypes.h"
16 
17 #if U_SHOW_CPLUSPLUS_API
18 
19 #include "unicode/uobject.h"
20 
27 U_NAMESPACE_BEGIN
28 
29 class ParsePosition;
30 class UnicodeFunctor;
31 class UnicodeSet;
32 class UnicodeString;
33 
59 class U_COMMON_API SymbolTable /* not : public UObject because this is an interface/mixin class */ {
60 public:
61 
66  enum { SYMBOL_REF = 0x0024 /*$*/ };
67 
72  virtual ~SymbolTable();
73 
83  virtual const UnicodeString* lookup(const UnicodeString& s) const = 0;
84 
93  virtual const UnicodeFunctor* lookupMatcher(UChar32 ch) const = 0;
94 
113  ParsePosition& pos, int32_t limit) const = 0;
114 };
115 U_NAMESPACE_END
116 
117 #endif /* U_SHOW_CPLUSPLUS_API */
118 
119 #endif
ParsePosition is a simple class used by Format and its subclasses to keep track of the current positi...
Definition: parsepos.h:52
An interface that defines both lookup protocol and parsing of symbolic names.
Definition: symtable.h:59
virtual const UnicodeFunctor * lookupMatcher(UChar32 ch) const =0
Lookup the UnicodeMatcher associated with the given character, and return it.
virtual ~SymbolTable()
Destructor.
virtual UnicodeString parseReference(const UnicodeString &text, ParsePosition &pos, int32_t limit) const =0
Parse a symbol reference name from the given string, starting at the given position.
virtual const UnicodeString * lookup(const UnicodeString &s) const =0
Lookup the characters associated with this string and return it.
UnicodeFunctor is an abstract base class for objects that perform match and/or replace operations on ...
Definition: unifunct.h:38
UnicodeString is a string class that stores Unicode characters directly and provides similar function...
Definition: unistr.h:296
int32_t UChar32
Define UChar32 as a type for single Unicode code points.
Definition: umachine.h:467
C++ API: Common ICU base class UObject.
Basic definitions for ICU, for both C and C++ APIs.
#define U_COMMON_API
Set to export library symbols from inside the common library, and to import them from outside.
Definition: utypes.h:300