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 */
11
12 #ifndef __WINDTFMT
13 #define __WINDTFMT
14
15 #include "unicode/utypes.h"
16
17 #if U_PLATFORM_HAS_WIN32_API
18
19 #if !UCONFIG_NO_FORMATTING
20
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"
26
27 /**
28 * \file
29 * \brief C++ API: Format dates using Windows API.
30 */
31
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
37
38 U_NAMESPACE_BEGIN
39
40 class Win32DateFormat : public DateFormat
41 {
42 public:
43 Win32DateFormat(DateFormat::EStyle timeStyle, DateFormat::EStyle dateStyle, const Locale &locale, UErrorCode &status);
44
45 Win32DateFormat(const Win32DateFormat &other);
46
47 virtual ~Win32DateFormat();
48
49 virtual Format *clone(void) const;
50
51 Win32DateFormat &operator=(const Win32DateFormat &other);
52
53 UnicodeString &format(Calendar &cal, UnicodeString &appendTo, FieldPosition &pos) const;
54
55 UnicodeString& format(UDate date, UnicodeString& appendTo) const;
56
57 void parse(const UnicodeString& text, Calendar& cal, ParsePosition& pos) const;
58
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);
67
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);
75
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);
83
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);
89
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);
101
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;
113
114 private:
115 void formatDate(const SYSTEMTIME *st, UnicodeString &appendTo) const;
116 void formatTime(const SYSTEMTIME *st, UnicodeString &appendTo) const;
117
118 UnicodeString setTimeZoneInfo(TIME_ZONE_INFORMATION *tzi, const TimeZone &zone) const;
119 UnicodeString* getTimeDateFormat(const Calendar *cal, const Locale *locale, UErrorCode &status) const;
120
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 };
129
format(UDate date,UnicodeString & appendTo)130 inline UnicodeString &Win32DateFormat::format(UDate date, UnicodeString& appendTo) const {
131 return DateFormat::format(date, appendTo);
132 }
133
134 U_NAMESPACE_END
135
136 #endif /* #if !UCONFIG_NO_FORMATTING */
137
138 #endif // U_PLATFORM_HAS_WIN32_API
139
140 #endif // __WINDTFMT
141