public bool IsEmpty()
{
if (KeyText.Trim() == "" || KeySearchName.Trim() == "")
{
return(true);
}
return(false);
}
static public IEnumerable <VirtualKeyCode> ListKeyCodeFromUIText(this string ListKeyUITextAggregated)
{
if (null == ListKeyUITextAggregated)
{
return(null);
}
var ListKeyText = Regex.Split(ListKeyUITextAggregated.Trim(), "-")?.Select(KeyText => KeyText.Trim())?.ToArray();
var ListKey = ListKeyText?.Where(KeyText => 0 < KeyText?.Length)?.Select(KeyCodeFromUIText)?.ToArray();
if (ListKey?.Any(Key => null == Key) ?? true)
{
return(null);
}
return(ListKey?.WhereNotNullSelectValue());
}