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Commit	Line	Data
	1	/*
	2	********************************************************************************
	3	* Copyright (C) 2005-2011, International Business Machines
	4	* Corporation and others. All Rights Reserved.
	5	********************************************************************************
	6	*
	7	* File WINNMFMT.H
	8	*
	9	********************************************************************************
	10	*/
	11
	12	#ifndef __WINNMFMT
	13	#define __WINNMFMT
	14
	15	#include "unicode/utypes.h"
	16
	17	#if U_PLATFORM_USES_ONLY_WIN32_API
	18
	19	#include "unicode/format.h"
	20	#include "unicode/datefmt.h"
	21	#include "unicode/calendar.h"
	22	#include "unicode/ustring.h"
	23	#include "unicode/locid.h"
	24
	25	#if !UCONFIG_NO_FORMATTING
	26
	27	/**
	28	* \file
	29	* \brief C++ API: Format numbers using Windows API.
	30	*/
	31
	32	U_NAMESPACE_BEGIN
	33
	34	union FormatInfo;
	35
	36	class Win32NumberFormat : public NumberFormat
	37	{
	38	public:
	39	Win32NumberFormat(const Locale &locale, UBool currency, UErrorCode &status);
	40
	41	Win32NumberFormat(const Win32NumberFormat &other);
	42
	43	virtual ~Win32NumberFormat();
	44
	45	virtual Format *clone(void) const;
	46
	47	Win32NumberFormat &operator=(const Win32NumberFormat &other);
	48
	49	/**
	50	* Format a double number. Concrete subclasses must implement
	51	* these pure virtual methods.
	52	*
	53	* @param number The value to be formatted.
	54	* @param appendTo Output parameter to receive result.
	55	* Result is appended to existing contents.
	56	* @param pos On input: an alignment field, if desired.
	57	* On output: the offsets of the alignment field.
	58	* @return Reference to 'appendTo' parameter.
	59	*/
	60	virtual UnicodeString& format(double number,
	61	UnicodeString& appendTo,
	62	FieldPosition& pos) const;
	63	/**
	64	* Format a long number. Concrete subclasses must implement
	65	* these pure virtual methods.
	66	*
	67	* @param number The value to be formatted.
	68	* @param appendTo Output parameter to receive result.
	69	* Result is appended to existing contents.
	70	* @param pos On input: an alignment field, if desired.
	71	* On output: the offsets of the alignment field.
	72	* @return Reference to 'appendTo' parameter.
	73	*/
	74	virtual UnicodeString& format(int32_t number,
	75	UnicodeString& appendTo,
	76	FieldPosition& pos) const;
	77
	78	/**
	79	* Format an int64 number.
	80	*
	81	* @param number The value to be formatted.
	82	* @param appendTo Output parameter to receive result.
	83	* Result is appended to existing contents.
	84	* @param pos On input: an alignment field, if desired.
	85	* On output: the offsets of the alignment field.
	86	* @return Reference to 'appendTo' parameter.
	87	*/
	88	virtual UnicodeString& format(int64_t number,
	89	UnicodeString& appendTo,
	90	FieldPosition& pos) const;
	91
	92	// Use the default behavior for the following.
	93	// virtual UnicodeString &format(double number, UnicodeString &appendTo) const;
	94	// virtual UnicodeString &format(int32_t number, UnicodeString &appendTo) const;
	95	// virtual UnicodeString &format(int64_t number, UnicodeString &appendTo) const;
	96
	97	virtual void parse(const UnicodeString& text, Formattable& result, ParsePosition& parsePosition) const;
	98
	99	/**
	100	* Sets the maximum number of digits allowed in the fraction portion of a
	101	* number. maximumFractionDigits must be >= minimumFractionDigits. If the
	102	* new value for maximumFractionDigits is less than the current value
	103	* of minimumFractionDigits, then minimumFractionDigits will also be set to
	104	* the new value.
	105	* @param newValue the new value to be set.
	106	* @see getMaximumFractionDigits
	107	*/
	108	virtual void setMaximumFractionDigits(int32_t newValue);
	109
	110	/**
	111	* Sets the minimum number of digits allowed in the fraction portion of a
	112	* number. minimumFractionDigits must be <= maximumFractionDigits. If the
	113	* new value for minimumFractionDigits exceeds the current value
	114	* of maximumFractionDigits, then maximumIntegerDigits will also be set to
	115	* the new value
	116	* @param newValue the new value to be set.
	117	* @see getMinimumFractionDigits
	118	*/
	119	virtual void setMinimumFractionDigits(int32_t newValue);
	120
	121	/**
	122	* Return the class ID for this class. This is useful only for comparing to
	123	* a return value from getDynamicClassID(). For example:
	124	* <pre>
	125	* . Base* polymorphic_pointer = createPolymorphicObject();
	126	* . if (polymorphic_pointer->getDynamicClassID() ==
	127	* . erived::getStaticClassID()) ...
	128	* </pre>
	129	* @return The class ID for all objects of this class.
	130	*/
	131	U_I18N_API static UClassID U_EXPORT2 getStaticClassID(void);
	132
	133	/**
	134	* Returns a unique class ID POLYMORPHICALLY. Pure virtual override. This
	135	* method is to implement a simple version of RTTI, since not all C++
	136	* compilers support genuine RTTI. Polymorphic operator==() and clone()
	137	* methods call this method.
	138	*
	139	* @return The class ID for this object. All objects of a
	140	* given class have the same class ID. Objects of
	141	* other classes have different class IDs.
	142	*/
	143	virtual UClassID getDynamicClassID(void) const;
	144
	145	private:
	146	UnicodeString &format(int32_t numDigits, UnicodeString &appendTo, wchar_t *format, ...) const;
	147
	148	UBool fCurrency;
	149	int32_t fLCID;
	150	FormatInfo *fFormatInfo;
	151	UBool fFractionDigitsSet;
	152
	153	};
	154
	155	U_NAMESPACE_END
	156
	157	#endif /* #if !UCONFIG_NO_FORMATTING */
	158
	159	#endif // U_PLATFORM_USES_ONLY_WIN32_API
	160
	161	#endif // __WINNMFMT