gecko-dev/lib/libi18n/datefmt.c

117 строки
3.5 KiB
C
Исходник Обычный вид История

/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
/* datetime.c */
#include "libi18n.h"
#include "xp.h"
/**
* Locale sensitive Date formmating function
*
* Using a given selector, this returns a charset ID.
* Designed to retrieve a non-context dependent charset ID (e.g file system).
*
* @param localeID Specification for the Locale conventions to use.
* @param formatSelector Specification for the type of format to select
* @param time time
* @param utf8Buffer result buffer (in utf8)
* @param bufferLength length of result buffer
* @return PRSuccess when succesful, PRFailure otherwise
*/
PUBLIC PRStatus INTL_FormatTime(INTLLocaleID localeID,
INTL_DateFormatSelector dateFormatSelector,
INTL_TimeFormatSelector timeFormatSelector,
time_t time,
unsigned char* utf8Buffer,
PRUint32 bufferLength)
{
struct tm* tm_time;
tm_time = localtime(&time);
return INTL_FormatTMTime(localeID,dateFormatSelector,timeFormatSelector,tm_time,utf8Buffer,bufferLength);
}
PUBLIC PRStatus INTL_FormatTMTime(INTLLocaleID localeID,
INTL_DateFormatSelector dateFormatSelector,
INTL_TimeFormatSelector timeFormatSelector,
const struct tm* time,
unsigned char* utf8Buffer,
PRUint32 bufferLength)
{
LCID windowsLCID = GetThreadLocale();
DWORD windowsDateFlags, windowsTimeFlags;
SYSTEMTIME sysTime;
int resultLength;
/* convert to windows SYSTIME structure */
sysTime.wYear = (time->tm_year)+1900; /* offset from 1900 */
sysTime.wMonth = time->tm_mon;
sysTime.wDayOfWeek = time->tm_wday;
sysTime.wDay = time->tm_mday;
sysTime.wHour = time->tm_hour;
sysTime.wMinute = time->tm_min;
sysTime.wSecond = time->tm_sec;
sysTime.wMilliseconds = 0;
if (dateFormatSelector!=INTL_DateFormatNone)
{
switch(dateFormatSelector)
{
case INTL_DateFormatLong: windowsDateFlags = DATE_LONGDATE;
break;
case INTL_DateFormatShort: windowsDateFlags = DATE_SHORTDATE;
break;
default:
return PR_FAILURE;
}
resultLength = GetDateFormat(windowsLCID,windowsDateFlags,&sysTime,NULL,utf8Buffer,bufferLength);
}
if (timeFormatSelector!=INTL_TimeFormatNone)
{
switch(timeFormatSelector)
{
case INTL_TimeFormatSeconds: windowsTimeFlags = 0; /* no flags */
break;
case INTL_TimeFormatNoSeconds: windowsTimeFlags = TIME_NOSECONDS;
break;
case INTL_TimeFormatForce24Hour: windowsTimeFlags = TIME_FORCE24HOURFORMAT;
break;
default:
return PR_FAILURE;
}
if (dateFormatSelector!=INTL_DateFormatNone)
{
utf8Buffer[resultLength-1]=0x20; /* space character */
}
GetTimeFormat(windowsLCID,windowsTimeFlags,&sysTime,NULL,utf8Buffer+resultLength,bufferLength-resultLength);
}
return PR_SUCCESS;
}