// Call native side to figure out which calendars are allowed
internal static int GetCalendars(String localeName, bool useUserOverride, CalendarId[] calendars)
{
EnumCalendarsData data = new EnumCalendarsData();
data.userOverride = 0;
data.calendars = new LowLevelList <int>();
// First call GetLocaleInfo if necessary
if (useUserOverride)
{
// They want user overrides, see if the user calendar matches the input calendar
int userCalendar = Interop.mincore.GetLocaleInfoExInt(localeName, LOCALE_ICALENDARTYPE);
// If we got a default, then use it as the first calendar
if (userCalendar != 0)
{
data.userOverride = userCalendar;
data.calendars.Add(userCalendar);
}
}
GCHandle contextHandle = GCHandle.Alloc(data);
try
{
Interop.mincore_private.EnumCalendarInfoExExCallback callback = new Interop.mincore_private.EnumCalendarInfoExExCallback(EnumCalendarsCallback);
Interop.mincore_private.LParamCallbackContext context = new Interop.mincore_private.LParamCallbackContext();
context.lParam = (IntPtr)contextHandle;
// Now call the enumeration API. Work is done by our callback function
Interop.mincore_private.EnumCalendarInfoExEx(callback, localeName, ENUM_ALL_CALENDARS, null, CAL_ICALINTVALUE, context);
}
finally
{
contextHandle.Free();
}
// Copy to the output array
for (int i = 0; i < Math.Min(calendars.Length, data.calendars.Count); i++)
{
calendars[i] = (CalendarId)data.calendars[i];
}
// Now we have a list of data, return the count
return(data.calendars.Count);
}
private static unsafe bool CallEnumCalendarInfo(string localeName, CalendarId calendar, uint calType, uint lcType, out string[] data)
{
EnumData context = new EnumData();
context.userOverride = null;
context.strings = new LowLevelList<string>();
// First call GetLocaleInfo if necessary
if (((lcType != 0) && ((lcType & CAL_NOUSEROVERRIDE) == 0)) &&
// Get user locale, see if it matches localeName.
// Note that they should match exactly, including letter case
GetUserDefaultLocaleName() == localeName)
{
// They want user overrides, see if the user calendar matches the input calendar
CalendarId userCalendar = (CalendarId)Interop.mincore.GetLocaleInfoExInt(localeName, LOCALE_ICALENDARTYPE);
// If the calendars were the same, see if the locales were the same
if (userCalendar == calendar)
{
// They matched, get the user override since locale & calendar match
string res = Interop.mincore.GetLocaleInfoEx(localeName, lcType);
// if it succeeded remember the override for the later callers
if (res != "")
{
// Remember this was the override (so we can look for duplicates later in the enum function)
context.userOverride = res;
// Add to the result strings.
context.strings.Add(res);
}
}
}
GCHandle contextHandle = GCHandle.Alloc(context);
try
{
Interop.mincore_private.EnumCalendarInfoExExCallback callback = new Interop.mincore_private.EnumCalendarInfoExExCallback(EnumCalendarInfoCallback);
Interop.mincore_private.LParamCallbackContext ctx = new Interop.mincore_private.LParamCallbackContext();
ctx.lParam = (IntPtr)contextHandle;
// Now call the enumeration API. Work is done by our callback function
Interop.mincore_private.EnumCalendarInfoExEx(callback, localeName, (uint)calendar, null, calType, ctx);
}
finally
{
contextHandle.Free();
}
// Now we have a list of data, fail if we didn't find anything.
if (context.strings.Count == 0)
{
data = null;
return false;
}
string[] output = context.strings.ToArray();
if (calType == CAL_SABBREVERASTRING || calType == CAL_SERASTRING)
{
// Eras are enumerated backwards. (oldest era name first, but
// Japanese calendar has newest era first in array, and is only
// calendar with multiple eras)
Array.Reverse(output, 0, output.Length);
}
data = output;
return true;
}
// Call native side to figure out which calendars are allowed
internal static int GetCalendars(String localeName, bool useUserOverride, CalendarId[] calendars)
{
EnumCalendarsData data = new EnumCalendarsData();
data.userOverride = 0;
data.calendars = new LowLevelList<int>();
// First call GetLocaleInfo if necessary
if (useUserOverride)
{
// They want user overrides, see if the user calendar matches the input calendar
int userCalendar = Interop.mincore.GetLocaleInfoExInt(localeName, LOCALE_ICALENDARTYPE);
// If we got a default, then use it as the first calendar
if (userCalendar != 0)
{
data.userOverride = userCalendar;
data.calendars.Add(userCalendar);
}
}
GCHandle contextHandle = GCHandle.Alloc(data);
try
{
Interop.mincore_private.EnumCalendarInfoExExCallback callback = new Interop.mincore_private.EnumCalendarInfoExExCallback(EnumCalendarsCallback);
Interop.mincore_private.LParamCallbackContext context = new Interop.mincore_private.LParamCallbackContext();
context.lParam = (IntPtr)contextHandle;
// Now call the enumeration API. Work is done by our callback function
Interop.mincore_private.EnumCalendarInfoExEx(callback, localeName, ENUM_ALL_CALENDARS, null, CAL_ICALINTVALUE, context);
}
finally
{
contextHandle.Free();
}
// Copy to the output array
for (int i = 0; i < Math.Min(calendars.Length, data.calendars.Count); i++)
calendars[i] = (CalendarId)data.calendars[i];
// Now we have a list of data, return the count
return data.calendars.Count;
}
private static unsafe bool CallEnumCalendarInfo(string localeName, CalendarId calendar, uint calType, uint lcType, out string[] data)
{
EnumData context = new EnumData();
context.userOverride = null;
context.strings = new LowLevelList <string>();
// First call GetLocaleInfo if necessary
if (((lcType != 0) && ((lcType & CAL_NOUSEROVERRIDE) == 0)) &&
// Get user locale, see if it matches localeName.
// Note that they should match exactly, including letter case
GetUserDefaultLocaleName() == localeName)
{
// They want user overrides, see if the user calendar matches the input calendar
CalendarId userCalendar = (CalendarId)Interop.mincore.GetLocaleInfoExInt(localeName, LOCALE_ICALENDARTYPE);
// If the calendars were the same, see if the locales were the same
if (userCalendar == calendar)
{
// They matched, get the user override since locale & calendar match
string res = Interop.mincore.GetLocaleInfoEx(localeName, lcType);
// if it succeeded remember the override for the later callers
if (res != "")
{
// Remember this was the override (so we can look for duplicates later in the enum function)
context.userOverride = res;
// Add to the result strings.
context.strings.Add(res);
}
}
}
GCHandle contextHandle = GCHandle.Alloc(context);
try
{
Interop.mincore_private.EnumCalendarInfoExExCallback callback = new Interop.mincore_private.EnumCalendarInfoExExCallback(EnumCalendarInfoCallback);
Interop.mincore_private.LParamCallbackContext ctx = new Interop.mincore_private.LParamCallbackContext();
ctx.lParam = (IntPtr)contextHandle;
// Now call the enumeration API. Work is done by our callback function
Interop.mincore_private.EnumCalendarInfoExEx(callback, localeName, (uint)calendar, null, calType, ctx);
}
finally
{
contextHandle.Free();
}
// Now we have a list of data, fail if we didn't find anything.
if (context.strings.Count == 0)
{
data = null;
return(false);
}
string[] output = context.strings.ToArray();
if (calType == CAL_SABBREVERASTRING || calType == CAL_SERASTRING)
{
// Eras are enumerated backwards. (oldest era name first, but
// Japanese calendar has newest era first in array, and is only
// calendar with multiple eras)
Array.Reverse(output, 0, output.Length);
}
data = output;
return(true);
}
