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Diffstat (limited to 'intl/icu/source/i18n/winnmfmt.h')
| -rw-r--r-- | intl/icu/source/i18n/winnmfmt.h | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/intl/icu/source/i18n/winnmfmt.h b/intl/icu/source/i18n/winnmfmt.h new file mode 100644 index 0000000000..1cf87f4d2c --- /dev/null +++ b/intl/icu/source/i18n/winnmfmt.h @@ -0,0 +1,167 @@ +// © 2016 and later: Unicode, Inc. and others. +// License & terms of use: http://www.unicode.org/copyright.html +/* +******************************************************************************** +* Copyright (C) 2005-2015, International Business Machines +* Corporation and others. All Rights Reserved. +******************************************************************************** +* +* File WINNMFMT.H +* +******************************************************************************** +*/ + +#ifndef __WINNMFMT +#define __WINNMFMT + +#include "unicode/utypes.h" + +#if U_PLATFORM_USES_ONLY_WIN32_API + +#include "unicode/format.h" +#include "unicode/datefmt.h" +#include "unicode/calendar.h" +#include "unicode/ustring.h" +#include "unicode/locid.h" + +#if !UCONFIG_NO_FORMATTING + +/** + * \file + * \brief C++ API: Format numbers using Windows API. + */ + +U_NAMESPACE_BEGIN + +union FormatInfo; + +class Win32NumberFormat : public NumberFormat +{ +public: + Win32NumberFormat(const Locale &locale, UBool currency, UErrorCode &status); + + Win32NumberFormat(const Win32NumberFormat &other); + + virtual ~Win32NumberFormat(); + + virtual Win32NumberFormat *clone() const; + + Win32NumberFormat &operator=(const Win32NumberFormat &other); + + /** + * Format a double number. Concrete subclasses must implement + * these pure virtual methods. + * + * @param number The value to be formatted. + * @param appendTo Output parameter to receive result. + * Result is appended to existing contents. + * @param pos On input: an alignment field, if desired. + * On output: the offsets of the alignment field. + * @return Reference to 'appendTo' parameter. + */ + virtual UnicodeString& format(double number, + UnicodeString& appendTo, + FieldPosition& pos) const; + /** + * Format a long number. Concrete subclasses must implement + * these pure virtual methods. + * + * @param number The value to be formatted. + * @param appendTo Output parameter to receive result. + * Result is appended to existing contents. + * @param pos On input: an alignment field, if desired. + * On output: the offsets of the alignment field. + * @return Reference to 'appendTo' parameter. + */ + virtual UnicodeString& format(int32_t number, + UnicodeString& appendTo, + FieldPosition& pos) const; + + /** + * Format an int64 number. + * + * @param number The value to be formatted. + * @param appendTo Output parameter to receive result. + * Result is appended to existing contents. + * @param pos On input: an alignment field, if desired. + * On output: the offsets of the alignment field. + * @return Reference to 'appendTo' parameter. + */ + virtual UnicodeString& format(int64_t number, + UnicodeString& appendTo, + FieldPosition& pos) const; + + using NumberFormat::format; + +// Use the default behavior for the following. +// virtual UnicodeString &format(double number, UnicodeString &appendTo) const; +// virtual UnicodeString &format(int32_t number, UnicodeString &appendTo) const; +// virtual UnicodeString &format(int64_t number, UnicodeString &appendTo) const; + + virtual void parse(const UnicodeString& text, Formattable& result, ParsePosition& parsePosition) const; + + /** + * Sets the maximum number of digits allowed in the fraction portion of a + * number. maximumFractionDigits must be >= minimumFractionDigits. If the + * new value for maximumFractionDigits is less than the current value + * of minimumFractionDigits, then minimumFractionDigits will also be set to + * the new value. + * @param newValue the new value to be set. + * @see getMaximumFractionDigits + */ + virtual void setMaximumFractionDigits(int32_t newValue); + + /** + * Sets the minimum number of digits allowed in the fraction portion of a + * number. minimumFractionDigits must be <= maximumFractionDigits. If the + * new value for minimumFractionDigits exceeds the current value + * of maximumFractionDigits, then maximumIntegerDigits will also be set to + * the new value + * @param newValue the new value to be set. + * @see getMinimumFractionDigits + */ + virtual void setMinimumFractionDigits(int32_t newValue); + + /** + * Return the class ID for this class. This is useful only for comparing to + * a return value from getDynamicClassID(). For example: + * <pre> + * . Base* polymorphic_pointer = createPolymorphicObject(); + * . if (polymorphic_pointer->getDynamicClassID() == + * . derived::getStaticClassID()) ... + * </pre> + * @return The class ID for all objects of this class. + */ + U_I18N_API static UClassID U_EXPORT2 getStaticClassID(); + + /** + * Returns a unique class ID POLYMORPHICALLY. Pure virtual override. This + * method is to implement a simple version of RTTI, since not all C++ + * compilers support genuine RTTI. Polymorphic operator==() and clone() + * methods call this method. + * + * @return The class ID for this object. All objects of a + * given class have the same class ID. Objects of + * other classes have different class IDs. + */ + virtual UClassID getDynamicClassID() const; + +private: + UnicodeString &format(int32_t numDigits, UnicodeString &appendTo, const wchar_t *format, ...) const; + + UBool fCurrency; + Locale fLocale; + int32_t fLCID; + FormatInfo *fFormatInfo; + UBool fFractionDigitsSet; + + UnicodeString* fWindowsLocaleName; // Stores the equivalent Windows locale name. +}; + +U_NAMESPACE_END + +#endif /* #if !UCONFIG_NO_FORMATTING */ + +#endif // U_PLATFORM_USES_ONLY_WIN32_API + +#endif // __WINNMFMT |