listformatter.h

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00001 /*
00002 *******************************************************************************
00003 *
00004 *   Copyright (C) 2012, International Business Machines
00005 *   Corporation and others.  All Rights Reserved.
00006 *
00007 *******************************************************************************
00008 *   file name:  listformatter.h
00009 *   encoding:   US-ASCII
00010 *   tab size:   8 (not used)
00011 *   indentation:4
00012 *
00013 *   created on: 20120426
00014 *   created by: Umesh P. Nair
00015 */
00016 
00017 #ifndef __LISTFORMATTER_H__
00018 #define __LISTFORMATTER_H__
00019 
00020 #include "unicode/unistr.h"
00021 #include "unicode/locid.h"
00022 
00023 
00024 U_NAMESPACE_BEGIN
00025 
00027 class Hashtable;
00028 
00030 struct ListFormatData : public UMemory {
00031     UnicodeString twoPattern;
00032     UnicodeString startPattern;
00033     UnicodeString middlePattern;
00034     UnicodeString endPattern;
00035 
00036   ListFormatData(const UnicodeString& two, const UnicodeString& start, const UnicodeString& middle, const UnicodeString& end) :
00037       twoPattern(two), startPattern(start), middlePattern(middle), endPattern(end) {}
00038 };
00039 
00040 
00056 class U_COMMON_API ListFormatter : public UObject{
00057 
00058   public:
00067     static ListFormatter* createInstance(UErrorCode& errorCode);
00068 
00078     static ListFormatter* createInstance(const Locale& locale, UErrorCode& errorCode);
00079 
00080 
00086     virtual ~ListFormatter();
00087 
00088 
00099     UnicodeString& format(const UnicodeString items[], int32_t n_items,
00100         UnicodeString& appendTo, UErrorCode& errorCode) const;
00101 
00109     static void getFallbackLocale(const Locale& in, Locale& out, UErrorCode& errorCode);
00110 
00114     ListFormatter(const ListFormatData& listFormatterData);
00115 
00116   private:
00117     static void initializeHash(UErrorCode& errorCode);
00118     static void addDataToHash(const char* locale, const char* two, const char* start, const char* middle, const char* end, UErrorCode& errorCode);
00119     static const ListFormatData* getListFormatData(const Locale& locale, UErrorCode& errorCode);
00120 
00121     ListFormatter();
00122     ListFormatter(const ListFormatter&);
00123 
00124     ListFormatter& operator = (const ListFormatter&);
00125     void addNewString(const UnicodeString& pattern, UnicodeString& originalString,
00126                       const UnicodeString& newString, UErrorCode& errorCode) const;
00127     virtual UClassID getDynamicClassID() const;
00128 
00129     const ListFormatData& data;
00130 };
00131 
00132 U_NAMESPACE_END
00133 
00134 #endif

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