/// <summary>
/// Gets the locale name with the specified index.
/// </summary>
/// <param name="index">Zero-based index of the locale name.</param>
/// <returns>The locale name.</returns>
internal string GetLocaleName(uint index)
{
if (_localizedStrings == null)
{
return(String.Empty);
}
else
{
uint localeNameLength = this.GetLocaleNameLength(index);
Debug.Assert(localeNameLength >= 0 && localeNameLength < UInt32.MaxValue);
IntPtr localeNameWCHAR = Marshal.AllocCoTaskMem(2 * ((int)localeNameLength + 1));
try
{
_localizedStrings.GetLocaleName(index, localeNameWCHAR, localeNameLength + 1);
string localeName = Marshal.PtrToStringUni(localeNameWCHAR);
return(localeName);
}
finally
{
Marshal.FreeCoTaskMem(localeNameWCHAR);
}
}
}
public static IReadOnlyList <DWriteLocalizedString> GetNames(this IDWriteLocalizedStrings strings)
{
if (strings == null)
{
throw new ArgumentNullException(nameof(strings));
}
var list = new List <DWriteLocalizedString>((int)strings.GetCount());
for (var i = 0; i < list.Capacity; i++)
{
var name = new DWriteLocalizedString();
strings.GetLocaleNameLength((uint)i, out var len).ThrowOnError();
name.LocaleName = new string('\0', (int)len);
strings.GetLocaleName((uint)i, name.LocaleName, len + 1);
strings.GetStringLength((uint)i, out len).ThrowOnError();
name.String = new string('\0', (int)len);
strings.GetString((uint)i, name.String, len + 1);
list.Add(name);
}
return(list);
}