| 1 | /* |
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| 2 | * Copyright © 2010 Codethink Limited |
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| 3 | * |
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| 4 | * This library is free software; you can redistribute it and/or |
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| 5 | * modify it under the terms of the GNU Lesser General Public |
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| 6 | * License as published by the Free Software Foundation; either |
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| 7 | * version 2.1 of the License, or (at your option) any later version. |
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| 8 | * |
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| 9 | * This library is distributed in the hope that it will be useful, but |
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| 10 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 12 | * Lesser General Public License for more details. |
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| 13 | * |
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| 14 | * You should have received a copy of the GNU Lesser General Public |
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| 15 | * License along with this library; if not, see <http://www.gnu.org/licenses/>. |
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| 16 | * |
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| 17 | * Author: Ryan Lortie <desrt@desrt.ca> |
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| 18 | */ |
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| 19 | |
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| 20 | #ifndef __G_TIME_ZONE_H__ |
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| 21 | #define __G_TIME_ZONE_H__ |
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| 22 | |
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| 23 | #if !defined (__GLIB_H_INSIDE__) && !defined (GLIB_COMPILATION) |
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| 24 | #error "Only <glib.h> can be included directly." |
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| 25 | #endif |
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| 26 | |
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| 27 | #include <glib/gerror.h> |
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| 28 | #include <glib/gtypes.h> |
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| 29 | |
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| 30 | G_BEGIN_DECLS |
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| 31 | |
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| 32 | typedef struct _GTimeZone GTimeZone; |
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| 33 | |
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| 34 | /** |
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| 35 | * GTimeType: |
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| 36 | * @G_TIME_TYPE_STANDARD: the time is in local standard time |
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| 37 | * @G_TIME_TYPE_DAYLIGHT: the time is in local daylight time |
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| 38 | * @G_TIME_TYPE_UNIVERSAL: the time is in UTC |
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| 39 | * |
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| 40 | * Disambiguates a given time in two ways. |
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| 41 | * |
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| 42 | * First, specifies if the given time is in universal or local time. |
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| 43 | * |
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| 44 | * Second, if the time is in local time, specifies if it is local |
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| 45 | * standard time or local daylight time. This is important for the case |
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| 46 | * where the same local time occurs twice (during daylight savings time |
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| 47 | * transitions, for example). |
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| 48 | */ |
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| 49 | typedef enum |
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| 50 | { |
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| 51 | G_TIME_TYPE_STANDARD, |
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| 52 | G_TIME_TYPE_DAYLIGHT, |
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| 53 | G_TIME_TYPE_UNIVERSAL |
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| 54 | } GTimeType; |
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| 55 | |
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| 56 | GLIB_DEPRECATED_IN_2_68_FOR (g_time_zone_new_identifier) |
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| 57 | GTimeZone * g_time_zone_new (const gchar *identifier); |
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| 58 | GLIB_AVAILABLE_IN_2_68 |
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| 59 | GTimeZone * g_time_zone_new_identifier (const gchar *identifier); |
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| 60 | GLIB_AVAILABLE_IN_ALL |
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| 61 | GTimeZone * g_time_zone_new_utc (void); |
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| 62 | GLIB_AVAILABLE_IN_ALL |
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| 63 | GTimeZone * g_time_zone_new_local (void); |
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| 64 | GLIB_AVAILABLE_IN_2_58 |
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| 65 | GTimeZone * g_time_zone_new_offset (gint32 seconds); |
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| 66 | |
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| 67 | GLIB_AVAILABLE_IN_ALL |
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| 68 | GTimeZone * g_time_zone_ref (GTimeZone *tz); |
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| 69 | GLIB_AVAILABLE_IN_ALL |
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| 70 | void g_time_zone_unref (GTimeZone *tz); |
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| 71 | |
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| 72 | GLIB_AVAILABLE_IN_ALL |
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| 73 | gint g_time_zone_find_interval (GTimeZone *tz, |
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| 74 | GTimeType type, |
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| 75 | gint64 time_); |
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| 76 | |
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| 77 | GLIB_AVAILABLE_IN_ALL |
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| 78 | gint g_time_zone_adjust_time (GTimeZone *tz, |
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| 79 | GTimeType type, |
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| 80 | gint64 *time_); |
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| 81 | |
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| 82 | GLIB_AVAILABLE_IN_ALL |
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| 83 | const gchar * g_time_zone_get_abbreviation (GTimeZone *tz, |
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| 84 | gint interval); |
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| 85 | GLIB_AVAILABLE_IN_ALL |
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| 86 | gint32 g_time_zone_get_offset (GTimeZone *tz, |
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| 87 | gint interval); |
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| 88 | GLIB_AVAILABLE_IN_ALL |
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| 89 | gboolean g_time_zone_is_dst (GTimeZone *tz, |
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| 90 | gint interval); |
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| 91 | GLIB_AVAILABLE_IN_2_58 |
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| 92 | const gchar * g_time_zone_get_identifier (GTimeZone *tz); |
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| 93 | |
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| 94 | G_END_DECLS |
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| 95 | |
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| 96 | #endif /* __G_TIME_ZONE_H__ */ |
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| 97 | |
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