73 lines
2.0 KiB
C++
73 lines
2.0 KiB
C++
/*
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*******************************************************************************
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* Copyright (C) 2009, International Business Machines Corporation and *
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* others. All Rights Reserved. *
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*******************************************************************************
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*/
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#ifndef FPHDLIMP_H
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#define FPHDLIMP_H
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#if !UCONFIG_NO_FORMAT
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#include "unicode/fieldpos.h"
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#include "unicode/fpositer.h"
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U_NAMESPACE_BEGIN
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// utility FieldPositionHandler
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// base class, null implementation
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class FieldPositionHandler {
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public:
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virtual ~FieldPositionHandler();
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virtual void addAttribute(int32_t id, int32_t start, int32_t limit);
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virtual void shiftLast(int32_t delta);
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virtual UBool isRecording(void);
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};
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// utility subclass FieldPositionOnlyHandler
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class FieldPositionOnlyHandler : public FieldPositionHandler {
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FieldPosition& pos;
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public:
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FieldPositionOnlyHandler(FieldPosition& pos);
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virtual ~FieldPositionOnlyHandler();
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virtual void addAttribute(int32_t id, int32_t start, int32_t limit);
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virtual void shiftLast(int32_t delta);
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virtual UBool isRecording(void);
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};
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// utility subclass FieldPositionIteratorHandler
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class FieldPositionIteratorHandler : public FieldPositionHandler {
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FieldPositionIterator& iter;
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UVector32* vec;
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UErrorCode status;
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// Note, we keep a reference to status, so if status is on the stack, we have
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// to be destroyed before status goes out of scope. Easiest thing is to
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// allocate us on the stack in the same (or narrower) scope as status has.
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// This attempts to encourage that by blocking heap allocation.
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void *operator new(size_t s);
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void *operator new[](size_t s);
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public:
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FieldPositionIteratorHandler(FieldPositionIterator& posIter, UErrorCode& status);
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~FieldPositionIteratorHandler();
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virtual void addAttribute(int32_t id, int32_t start, int32_t limit);
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virtual void shiftLast(int32_t delta);
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virtual UBool isRecording(void);
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};
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U_NAMESPACE_END
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#endif /* !UCONFIG_NO_FORMAT */
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#endif /* FPHDLIMP_H */
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