private UiListItem NewRow(UCultureInfo modified, Capitalization capitalization)
{
#pragma warning disable 612, 618
UCultureInfo minimized = UCultureInfo.MinimizeSubtags(modified, UCultureInfo.Minimize.FavorScript);
#pragma warning restore 612, 618
string tempName = modified.GetDisplayName(locale);
bool titlecase = capitalization == Capitalization.UIListOrMenu;
string nameInDisplayLocale =
titlecase ? ToTitleWholeStringNoLowercase(locale, tempName) : tempName;
tempName = modified.GetDisplayName(modified);
string nameInSelf = capitalization ==
Capitalization.UIListOrMenu ?
ToTitleWholeStringNoLowercase(modified, tempName) : tempName;
return(new UiListItem(minimized, modified, nameInDisplayLocale, nameInSelf));
}
public override IList <UiListItem> GetUiListCompareWholeItems(ICollection <UCultureInfo> cultures, IComparer <UiListItem> comparer)
{
Capitalization capContext = displayContextOptions.Capitalization;
List <UiListItem> result = new List <UiListItem>();
IDictionary <UCultureInfo, ISet <UCultureInfo> > baseToLocales = new Dictionary <UCultureInfo, ISet <UCultureInfo> >();
UCultureInfoBuilder builder = new UCultureInfoBuilder();
foreach (var locOriginal in cultures)
{
builder.SetCulture(locOriginal); // verify well-formed. We do this here so that we consistently throw exception
UCultureInfo loc = UCultureInfo.AddLikelySubtags(locOriginal);
UCultureInfo @base = new UCultureInfo(loc.Language);
if (!baseToLocales.TryGetValue(@base, out ISet <UCultureInfo> locales) || locales == null)
{
baseToLocales[@base] = locales = new JCG.HashSet <UCultureInfo>(1);
}
locales.Add(loc);
}
foreach (var entry in baseToLocales)
{
UCultureInfo @base = entry.Key;
ISet <UCultureInfo> values = entry.Value;
if (values.Count == 1)
{
UCultureInfo locale = values.First();
#pragma warning disable 612, 618
result.Add(NewRow(UCultureInfo.MinimizeSubtags(locale, UCultureInfo.Minimize.FavorScript), capContext));
#pragma warning restore 612, 618
}
else
{
ISet <string> scripts = new JCG.HashSet <string>(values.Count + 1);
ISet <string> regions = new JCG.HashSet <string>(values.Count + 1);
// need the follow two steps to make sure that unusual scripts or regions are displayed
UCultureInfo maxBase = UCultureInfo.AddLikelySubtags(@base);
scripts.Add(maxBase.Script);
regions.Add(maxBase.Country);
foreach (UCultureInfo locale in values)
{
scripts.Add(locale.Script);
regions.Add(locale.Country);
}
bool hasScripts = scripts.Count > 1;
bool hasRegions = regions.Count > 1;
foreach (UCultureInfo locale in values)
{
UCultureInfoBuilder modified = builder.SetCulture(locale);
if (!hasScripts)
{
modified.SetScript("");
}
if (!hasRegions)
{
modified.SetRegion("");
}
result.Add(NewRow(modified.Build(), capContext));
}
}
}
result.Sort(comparer);
return(result);
}