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dialogs: respect time/date system format on Windows

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Fetch date and time via GetDateFormatEx/GetTimeFormatEx to respect
the user's custom formats from Windows Region settings instead of
falling back to C locale defaults.
This commit is contained in:
Gabriele Barbero 2025-06-26 00:24:14 +02:00
parent 3dd2aaba8c
commit 5b251ccf0e
1 changed files with 48 additions and 0 deletions
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48
app/dialogs/about-dialog.c
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@ -25,6 +25,10 @@
#ifdef PLATFORM_OSX
#include <Foundation/Foundation.h>
#endif /* PLATFORM_OSX */
#ifdef G_OS_WIN32
#include <windows.h>
#include <datetimeapi.h>
#endif /* G_OS_WIN32 */
#include "libgimpbase/gimpbase.h"
#include "libgimpmath/gimpmath.h"
@ -541,6 +545,50 @@ about_dialog_add_update (GimpAboutDialog *dialog,
[formatter release];
[pool drain];
#elif defined(G_OS_WIN32)
SYSTEMTIME st;
int date_len, time_len;
wchar_t *date_buf = NULL
wchar_t *time_buf = NULL;
GetLocalTime (&st);
date_len = GetDateFormatEx (LOCALE_NAME_USER_DEFAULT, 0, &st,
NULL, NULL, 0, NULL);
if (date_len > 0)
{
date_buf = g_malloc (date_len * sizeof (wchar_t));
if (! GetDateFormatEx(LOCALE_NAME_USER_DEFAULT, 0, &st, NULL, date_buf, date_len, NULL))
{
g_free (date_buf);
date_buf = NULL;
}
}
time_len = GetTimeFormatEx (LOCALE_NAME_USER_DEFAULT, 0, &st,
NULL, NULL, 0);
if (time_len > 0)
{
time_buf = g_malloc (time_len * sizeof (wchar_t));
if (! GetTimeFormatEx (LOCALE_NAME_USER_DEFAULT, 0, &st, NULL, time_buf, time_len))
{
g_free (time_buf);
time_buf = NULL;
}
}
if (date_buf)
date = g_utf16_to_utf8 ((gunichar2*) date_buf, -1, NULL, NULL, NULL);
else
date = g_date_time_format (datetime, "%x");
if (time_buf)
time = g_utf16_to_utf8 ((gunichar2*) time_buf, -1, NULL, NULL, NULL);
else
time = g_date_time_format (datetime, "%X");
g_free (date_buf);
g_free (time_buf);
#else
date = g_date_time_format (datetime, "%x");
time = g_date_time_format (datetime, "%X");