The Tor Browser: intl/icu/source/i18n/windtfmt.h@fc2d59ddac77

     1 /*

     2 ********************************************************************************

     3 *   Copyright (C) 2005-2013, International Business Machines

     4 *   Corporation and others.  All Rights Reserved.

     5 ********************************************************************************

6 *

     7 * File WINDTFMT.H

8 *

     9 ********************************************************************************

    10 */

    12 #ifndef __WINDTFMT

    13 #define __WINDTFMT

    15 #include "unicode/utypes.h"

    17 #if U_PLATFORM_HAS_WIN32_API

    19 #if !UCONFIG_NO_FORMATTING

    21 #include "unicode/format.h"

    22 #include "unicode/datefmt.h"

    23 #include "unicode/calendar.h"

    24 #include "unicode/ustring.h"

    25 #include "unicode/locid.h"

    27 /**

    28  * \file

    29  * \brief C++ API: Format dates using Windows API.

    30  */

    32 U_CDECL_BEGIN

    33 // Forward declarations for Windows types...

    34 typedef struct _SYSTEMTIME SYSTEMTIME;

    35 typedef struct _TIME_ZONE_INFORMATION TIME_ZONE_INFORMATION;

    36 U_CDECL_END

    38 U_NAMESPACE_BEGIN

    40 class Win32DateFormat : public DateFormat

    41 {

    42 public:

    43     Win32DateFormat(DateFormat::EStyle timeStyle, DateFormat::EStyle dateStyle, const Locale &locale, UErrorCode &status);

    45     Win32DateFormat(const Win32DateFormat &other);

    47     virtual ~Win32DateFormat();

    49     virtual Format *clone(void) const;

    51     Win32DateFormat &operator=(const Win32DateFormat &other);

    53     UnicodeString &format(Calendar &cal, UnicodeString &appendTo, FieldPosition &pos) const;

    55     UnicodeString& format(UDate date, UnicodeString& appendTo) const;

    57     void parse(const UnicodeString& text, Calendar& cal, ParsePosition& pos) const;

    59     /**

    60      * Set the calendar to be used by this date format. Initially, the default

    61      * calendar for the specified or default locale is used.  The caller should

    62      * not delete the Calendar object after it is adopted by this call.

    63      *

    64      * @param calendarToAdopt    Calendar object to be adopted.

    65      */

    66     virtual void adoptCalendar(Calendar* calendarToAdopt);

    68     /**

    69      * Set the calendar to be used by this date format. Initially, the default

    70      * calendar for the specified or default locale is used.

    71      *

    72      * @param newCalendar Calendar object to be set.

    73      */

    74     virtual void setCalendar(const Calendar& newCalendar);

    76     /**

    77      * Sets the time zone for the calendar of this DateFormat object. The caller

    78      * no longer owns the TimeZone object and should not delete it after this call.

    79      *

    80      * @param zoneToAdopt the TimeZone to be adopted.

    81      */

    82     virtual void adoptTimeZone(TimeZone* zoneToAdopt);

    84     /**

    85      * Sets the time zone for the calendar of this DateFormat object.

    86      * @param zone the new time zone.

    87      */

    88     virtual void setTimeZone(const TimeZone& zone);

    90     /**

    91      * Return the class ID for this class. This is useful only for comparing to

    92      * a return value from getDynamicClassID(). For example:

    93      * <pre>

    94      * .   Base* polymorphic_pointer = createPolymorphicObject();

    95      * .   if (polymorphic_pointer->getDynamicClassID() ==

    96      * .       erived::getStaticClassID()) ...

    97      * </pre>

    98      * @return          The class ID for all objects of this class.

    99      */

   100     U_I18N_API static UClassID U_EXPORT2 getStaticClassID(void);

   102     /**

   103      * Returns a unique class ID POLYMORPHICALLY. Pure virtual override. This

   104      * method is to implement a simple version of RTTI, since not all C++

   105      * compilers support genuine RTTI. Polymorphic operator==() and clone()

   106      * methods call this method.

   107      *

   108      * @return          The class ID for this object. All objects of a

   109      *                  given class have the same class ID.  Objects of

   110      *                  other classes have different class IDs.

   111      */

   112     virtual UClassID getDynamicClassID(void) const;

   114 private:

   115     void formatDate(const SYSTEMTIME *st, UnicodeString &appendTo) const;

   116     void formatTime(const SYSTEMTIME *st, UnicodeString &appendTo) const;

   118     UnicodeString setTimeZoneInfo(TIME_ZONE_INFORMATION *tzi, const TimeZone &zone) const;

   119     UnicodeString* getTimeDateFormat(const Calendar *cal, const Locale *locale, UErrorCode &status) const;

   121     UnicodeString *fDateTimeMsg;

   122     DateFormat::EStyle fTimeStyle;

   123     DateFormat::EStyle fDateStyle;

   124     Locale fLocale;

   125     int32_t fLCID;

   126     UnicodeString fZoneID;

   127     TIME_ZONE_INFORMATION *fTZI;

   128 };

   130 inline UnicodeString &Win32DateFormat::format(UDate date, UnicodeString& appendTo) const {

   131     return DateFormat::format(date, appendTo);

   132 }

   134 U_NAMESPACE_END

   136 #endif /* #if !UCONFIG_NO_FORMATTING */

   138 #endif // U_PLATFORM_HAS_WIN32_API

   140 #endif // __WINDTFMT

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