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Settled date/time format stuff. Voided my ability to contribute to wine's comctl32.dll in the process, so a clause has been added to the relevant code.

This commit is contained in:
Pietro Gagliardi 2015-06-05 15:43:18 -04:00
parent 5536e80ef2
commit f8ac32e761
1 changed files with 58 additions and 2 deletions
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60
redo/windows/datetimepicker.c
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@ -13,20 +13,76 @@ uiDefineControlType(uiDateTimePicker, uiTypeDateTimePicker, struct datetimepicke
#define GLI(what, buf, n) GetLocaleInfoEx(LOCALE_NAME_USER_DEFAULT, what, buf, n)
// The real date/time picker does a manual replacement of "yy" with "yyyy" for DTS_SHORTDATECENTURYFORMAT.
// Because we're also duplicating its functionality (see below), we have to do it too.
// This code should not be contributed to wine.
static WCHAR *expandYear(WCHAR *dts, int n)
{
WCHAR *out;
WCHAR *p, *q;
int ny = 0;
// allocate more than we need to be safe
out = (WCHAR *) uiAlloc((n * 3) * sizeof (WCHAR), "WCHAR[]");
q = out;
for (p = dts; *p != L'\0'; p++) {
// first, if the current character is a y, increment the number of consecutive ys
// otherwise, stop counting, and if there were only two, add two more to make four
if (*p != L'y') {
if (ny == 2) {
*q++ = L'y';
*q++ = L'y';
}
ny = 0;
} else
ny++;
// next, handle quoted blocks
// we do this AFTER the above so yy'abc' becomes yyyy'abc' and not yy'abc'yy
// this handles the case of 'a''b' elegantly as well
if (*p == L'\'') {
// copy the opening quote
*q++ = *p;
// copy the contents
for (;;) {
p++;
if (*p == L'\'')
break;
if (*p == L'\0')
complain("unterminated quote in system-provided locale date string in expandYear()");
*q++ = *p;
}
// and fall through to copy the closing quote
}
// copy the current character
*q++ = *p;
}
// handle trailing yy
if (ny == 2) {
*q++ = L'y';
*q++ = L'y';
}
*q++ = L'\0';
return out;
}
// Windows has no combined date/time prebuilt constant; we have to build the format string ourselves
static void setDateTimeFormat(HWND hwnd)
{
WCHAR *date, *time, *datetime;
WCHAR *unexpandedDate, *date;
WCHAR *time;
WCHAR *datetime;
int ndate, ntime;
int n;
// TODO verify that this always returns a century year
ndate = GLI(LOCALE_SSHORTDATE, NULL, 0);
if (ndate == 0)
logLastError("error getting date string length in setDateTimeFormat()");
date = (WCHAR *) uiAlloc(ndate * sizeof (WCHAR), "WCHAR[]");
if (GLI(LOCALE_SSHORTDATE, date, ndate) == 0)
logLastError("error geting date string in setDateTimeFormat()");
unexpandedDate = date; // so we can free it
date = expandYear(unexpandedDate, ndate);
uiFree(unexpandedDate);
ntime = GLI(LOCALE_STIMEFORMAT, NULL, 0);
if (ndate == 0)