1 /*
2 ********************************************************************************
3 * Copyright (C) 2005-2009, 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 #ifdef U_WINDOWS
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 * @draft ICU 3.6
66 */
67 virtual void adoptCalendar(Calendar* calendarToAdopt);
68
69 /**
70 * Set the calendar to be used by this date format. Initially, the default
71 * calendar for the specified or default locale is used.
72 *
73 * @param newCalendar Calendar object to be set.
74 *
75 * @draft ICU 3.6
76 */
77 virtual void setCalendar(const Calendar& newCalendar);
78
79 /**
80 * Sets the time zone for the calendar of this DateFormat object. The caller
81 * no longer owns the TimeZone object and should not delete it after this call.
82 *
83 * @param zoneToAdopt the TimeZone to be adopted.
84 *
85 * @draft ICU 3.6
86 */
87 virtual void adoptTimeZone(TimeZone* zoneToAdopt);
88
89 /**
90 * Sets the time zone for the calendar of this DateFormat object.
91 * @param zone the new time zone.
92 *
93 * @draft ICU 3.6
94 */
95 virtual void setTimeZone(const TimeZone& zone);
96
97 /**
98 * Return the class ID for this class. This is useful only for comparing to
99 * a return value from getDynamicClassID(). For example:
100 * <pre>
101 * . Base* polymorphic_pointer = createPolymorphicObject();
102 * . if (polymorphic_pointer->getDynamicClassID() ==
103 * . erived::getStaticClassID()) ...
104 * </pre>
105 * @return The class ID for all objects of this class.
106 * @draft ICU 3.6
107 */
108 U_I18N_API static UClassID U_EXPORT2 getStaticClassID(void);
109
110 /**
111 * Returns a unique class ID POLYMORPHICALLY. Pure virtual override. This
112 * method is to implement a simple version of RTTI, since not all C++
113 * compilers support genuine RTTI. Polymorphic operator==() and clone()
114 * methods call this method.
115 *
116 * @return The class ID for this object. All objects of a
117 * given class have the same class ID. Objects of
118 * other classes have different class IDs.
119 * @draft ICU 3.6
120 */
121 virtual UClassID getDynamicClassID(void) const;
122
123 private:
124 void formatDate(const SYSTEMTIME *st, UnicodeString &appendTo) const;
125 void formatTime(const SYSTEMTIME *st, UnicodeString &appendTo) const;
126
127 UnicodeString setTimeZoneInfo(TIME_ZONE_INFORMATION *tzi, const TimeZone &zone) const;
128 UnicodeString* getTimeDateFormat(const Calendar *cal, const Locale *locale, UErrorCode &status) const;
129
130 UnicodeString *fDateTimeMsg;
131 DateFormat::EStyle fTimeStyle;
132 DateFormat::EStyle fDateStyle;
133 const Locale *fLocale;
134 int32_t fLCID;
135 UnicodeString fZoneID;
136 TIME_ZONE_INFORMATION *fTZI;
137 };
138
format(UDate date,UnicodeString & appendTo)139 inline UnicodeString &Win32DateFormat::format(UDate date, UnicodeString& appendTo) const {
140 return DateFormat::format(date, appendTo);
141 }
142
143 U_NAMESPACE_END
144
145 #endif /* #if !UCONFIG_NO_FORMATTING */
146
147 #endif // #ifdef U_WINDOWS
148
149 #endif // __WINDTFMT
150