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Diffstat (limited to 'intl/icu/source/common/ustrenum.h')
-rw-r--r-- | intl/icu/source/common/ustrenum.h | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/intl/icu/source/common/ustrenum.h b/intl/icu/source/common/ustrenum.h new file mode 100644 index 000000000..c893cd193 --- /dev/null +++ b/intl/icu/source/common/ustrenum.h @@ -0,0 +1,87 @@ +// Copyright (C) 2016 and later: Unicode, Inc. and others. +// License & terms of use: http://www.unicode.org/copyright.html +/* +********************************************************************** +* Copyright (c) 2002-2014, International Business Machines +* Corporation and others. All Rights Reserved. +********************************************************************** +* Author: Alan Liu +* Created: November 11 2002 +* Since: ICU 2.4 +********************************************************************** +*/ +#ifndef _USTRENUM_H_ +#define _USTRENUM_H_ + +#include "unicode/uenum.h" +#include "unicode/strenum.h" + +//---------------------------------------------------------------------- +U_NAMESPACE_BEGIN + +/** + * A wrapper to make a UEnumeration into a StringEnumeration. The + * wrapper adopts the UEnumeration is wraps. + */ +class U_COMMON_API UStringEnumeration : public StringEnumeration { + +public: + /** + * Constructor. This constructor adopts its UEnumeration + * argument. + * @param uenum a UEnumeration object. This object takes + * ownership of 'uenum' and will close it in its destructor. The + * caller must not call uenum_close on 'uenum' after calling this + * constructor. + */ + UStringEnumeration(UEnumeration* uenum); + + /** + * Destructor. This closes the UEnumeration passed in to the + * constructor. + */ + virtual ~UStringEnumeration(); + + /** + * Return the number of elements that the iterator traverses. + * @param status the error code. + * @return number of elements in the iterator. + */ + virtual int32_t count(UErrorCode& status) const; + + virtual const char* next(int32_t *resultLength, UErrorCode& status); + + /** + * Returns the next element a UnicodeString*. If there are no + * more elements, returns NULL. + * @param status the error code. + * @return a pointer to the string, or NULL. + */ + virtual const UnicodeString* snext(UErrorCode& status); + + /** + * Resets the iterator. + * @param status the error code. + */ + virtual void reset(UErrorCode& status); + + /** + * ICU4C "poor man's RTTI", returns a UClassID for the actual ICU class. + */ + virtual UClassID getDynamicClassID() const; + + /** + * ICU4C "poor man's RTTI", returns a UClassID for this ICU class. + */ + static UClassID U_EXPORT2 getStaticClassID(); + + static UStringEnumeration * U_EXPORT2 fromUEnumeration( + UEnumeration *enumToAdopt, UErrorCode &status); +private: + UEnumeration *uenum; // owned +}; + +U_NAMESPACE_END + +#endif + |