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
32U_CDECL_BEGIN
33// Forward declarations for Windows types...
34typedef struct _SYSTEMTIME SYSTEMTIME;
35typedef struct _TIME_ZONE_INFORMATION TIME_ZONE_INFORMATION;
36U_CDECL_END
37
38U_NAMESPACE_BEGIN
39
40class Win32DateFormat : public DateFormat
41{
42public:
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
123private:
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
139inline UnicodeString &Win32DateFormat::format(UDate date, UnicodeString& appendTo) const {
140    return DateFormat::format(date, appendTo);
141}
142
143U_NAMESPACE_END
144
145#endif /* #if !UCONFIG_NO_FORMATTING */
146
147#endif // #ifdef U_WINDOWS
148
149#endif // __WINDTFMT
150