a5bbd505d7
support including all files in C cleanup and simplify the test/hdrtest Signed-off-by: Alon Bar-Lev <alon.barlev@gmail.com>
133 lines
4.0 KiB
C++
133 lines
4.0 KiB
C++
// © 2016 and later: Unicode, Inc. and others.
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// License & terms of use: http://www.unicode.org/copyright.html
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/*
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**********************************************************************
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* Copyright (c) 2002-2005, International Business Machines Corporation
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* and others. All Rights Reserved.
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**********************************************************************
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* Date Name Description
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* 01/14/2002 aliu Creation.
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**********************************************************************
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*/
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#ifndef UNIFUNCT_H
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#define UNIFUNCT_H
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#include "unicode/utypes.h"
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#if U_SHOW_CPLUSPLUS_API
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#include "unicode/uobject.h"
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/**
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* \file
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* \brief C++ API: Unicode Functor
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*/
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U_NAMESPACE_BEGIN
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class UnicodeMatcher;
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class UnicodeReplacer;
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class TransliterationRuleData;
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/**
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* <code>UnicodeFunctor</code> is an abstract base class for objects
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* that perform match and/or replace operations on Unicode strings.
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* @author Alan Liu
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* @stable ICU 2.4
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*/
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class U_COMMON_API UnicodeFunctor : public UObject {
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public:
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/**
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* Destructor
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* @stable ICU 2.4
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*/
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virtual ~UnicodeFunctor();
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/**
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* Return a copy of this object. All UnicodeFunctor objects
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* have to support cloning in order to allow classes using
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* UnicodeFunctor to implement cloning.
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* @stable ICU 2.4
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*/
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virtual UnicodeFunctor* clone() const = 0;
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/**
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* Cast 'this' to a UnicodeMatcher* pointer and return the
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* pointer, or null if this is not a UnicodeMatcher*. Subclasses
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* that mix in UnicodeMatcher as a base class must override this.
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* This protocol is required because a pointer to a UnicodeFunctor
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* cannot be cast to a pointer to a UnicodeMatcher, since
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* UnicodeMatcher is a mixin that does not derive from
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* UnicodeFunctor.
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* @stable ICU 2.4
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*/
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virtual UnicodeMatcher* toMatcher() const;
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/**
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* Cast 'this' to a UnicodeReplacer* pointer and return the
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* pointer, or null if this is not a UnicodeReplacer*. Subclasses
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* that mix in UnicodeReplacer as a base class must override this.
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* This protocol is required because a pointer to a UnicodeFunctor
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* cannot be cast to a pointer to a UnicodeReplacer, since
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* UnicodeReplacer is a mixin that does not derive from
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* UnicodeFunctor.
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* @stable ICU 2.4
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*/
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virtual UnicodeReplacer* toReplacer() const;
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/**
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* Return the class ID for this class. This is useful only for
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* comparing to a return value from getDynamicClassID().
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* @return The class ID for all objects of this class.
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* @stable ICU 2.0
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*/
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static UClassID U_EXPORT2 getStaticClassID(void);
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/**
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* Returns a unique class ID <b>polymorphically</b>. This method
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* is to implement a simple version of RTTI, since not all C++
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* compilers support genuine RTTI. Polymorphic operator==() and
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* clone() methods call this method.
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*
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* <p>Concrete subclasses of UnicodeFunctor should use the macro
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* UOBJECT_DEFINE_RTTI_IMPLEMENTATION from uobject.h to
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* provide definitios getStaticClassID and getDynamicClassID.
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*
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* @return The class ID for this object. All objects of a given
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* class have the same class ID. Objects of other classes have
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* different class IDs.
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* @stable ICU 2.4
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*/
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virtual UClassID getDynamicClassID(void) const = 0;
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/**
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* Set the data object associated with this functor. The data
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* object provides context for functor-to-standin mapping. This
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* method is required when assigning a functor to a different data
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* object. This function MAY GO AWAY later if the architecture is
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* changed to pass data object pointers through the API.
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* @internal ICU 2.1
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*/
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virtual void setData(const TransliterationRuleData*) = 0;
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protected:
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/**
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* Since this class has pure virtual functions,
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* a constructor can't be used.
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* @stable ICU 2.0
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*/
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/*UnicodeFunctor();*/
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};
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/*inline UnicodeFunctor::UnicodeFunctor() {}*/
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U_NAMESPACE_END
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#endif /* U_SHOW_CPLUSPLUS_API */
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#endif
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