MIR_CORE_DLL(int) TimeZone_SelectListItem(MCONTACT hContact, LPCSTR szModule, HWND hWnd, DWORD dwFlags)
{
const ListMessages *lstMsg = GetListMessages(hWnd, dwFlags);
if (lstMsg == NULL)
return -1;
if (szModule == NULL) szModule = "UserInfo";
int iSelection = 0;
ptrT tszName(db_get_tsa(hContact, szModule, "TzName"));
if (tszName != NULL) {
unsigned hash = mir_hashstrT(tszName);
for (int i = 0; i < g_timezonesBias.getCount(); i++) {
if (hash == g_timezonesBias[i]->hash) {
iSelection = i + 1;
break;
}
}
}
else {
signed char cBias = db_get_b(hContact, szModule, "Timezone", -100);
if (cBias != -100) {
int iBias = cBias * 30;
for (int i = 0; i < g_timezonesBias.getCount(); i++) {
if (iBias == g_timezonesBias[i]->tzi.Bias) {
iSelection = i + 1;
break;
}
}
}
}
SendMessage(hWnd, lstMsg->setSel, iSelection, 0);
return iSelection;
}
void InitTimeZones(void)
{
REG_TZI_FORMAT tzi;
HKEY hKey;
const TCHAR *tszKey = _T("SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Time Zones");
/*
* use GetDynamicTimeZoneInformation() on Vista+ - this will return a structure with
* the registry key name, so finding our own time zone later will be MUCH easier for
* localized systems or systems with a MUI pack installed
*/
if (IsWinVerVistaPlus())
pfnGetDynamicTimeZoneInformation = (pfnGetDynamicTimeZoneInformation_t)GetProcAddress(GetModuleHandle(_T("kernel32")), "GetDynamicTimeZoneInformation");
if (ERROR_SUCCESS == RegOpenKeyEx(HKEY_LOCAL_MACHINE, tszKey, 0, KEY_ENUMERATE_SUB_KEYS, &hKey)) {
DWORD dwIndex = 0;
HKEY hSubKey;
TCHAR tszName[MIM_TZ_NAMELEN];
DWORD dwSize = _countof(tszName);
while (ERROR_NO_MORE_ITEMS != RegEnumKeyEx(hKey, dwIndex++, tszName, &dwSize, NULL, NULL, 0, NULL)) {
if (ERROR_SUCCESS == RegOpenKeyEx(hKey, tszName, 0, KEY_QUERY_VALUE, &hSubKey)) {
dwSize = sizeof(tszName);
DWORD dwLength = sizeof(tzi);
if (ERROR_SUCCESS != RegQueryValueEx(hSubKey, _T("TZI"), NULL, NULL, (unsigned char *)&tzi, &dwLength))
continue;
MIM_TIMEZONE *tz = new MIM_TIMEZONE;
tz->tzi.Bias = tzi.Bias;
tz->tzi.StandardDate = tzi.StandardDate;
tz->tzi.StandardBias = tzi.StandardBias;
tz->tzi.DaylightDate = tzi.DaylightDate;
tz->tzi.DaylightBias = tzi.DaylightBias;
mir_tstrcpy(tz->tszName, tszName);
tz->hash = mir_hashstrT(tszName);
tz->offset = INT_MIN;
GetLocalizedString(hSubKey, _T("Display"), tz->szDisplay, _countof(tz->szDisplay));
GetLocalizedString(hSubKey, _T("Std"), tz->tzi.StandardName, _countof(tz->tzi.StandardName));
GetLocalizedString(hSubKey, _T("Dlt"), tz->tzi.DaylightName, _countof(tz->tzi.DaylightName));
g_timezones.insert(tz);
g_timezonesBias.insert(tz);
RegCloseKey(hSubKey);
}
dwSize = _countof(tszName);
}
RegCloseKey(hKey);
}
RecalculateTime();
}
MIR_CORE_DLL(HANDLE) TimeZone_CreateByName(LPCTSTR tszName, DWORD dwFlags)
{
if (tszName == NULL)
return (dwFlags & (TZF_DIFONLY | TZF_KNOWNONLY)) ? NULL : &myInfo.myTZ;
if (mir_tstrcmp(myInfo.myTZ.tszName, tszName) == 0)
return (dwFlags & TZF_DIFONLY) ? NULL : &myInfo.myTZ;
MIM_TIMEZONE tzsearch;
tzsearch.hash = mir_hashstrT(tszName);
MIM_TIMEZONE *tz = g_timezones.find(&tzsearch);
if (tz == NULL)
return (dwFlags & (TZF_DIFONLY | TZF_KNOWNONLY)) ? NULL : &myInfo.myTZ;
if (dwFlags & TZF_DIFONLY)
return IsSameTime(tz) ? NULL : tz;
return tz;
}
PageHash GetPluginPageHash(const OptionsPageData *page)
{
return mir_hashstrT(page->ptszGroup) + mir_hashstrT(page->ptszTitle) + mir_hashstrT(page->ptszTab);
}