private async Task UpdateRolesLabelAsync()
{
if (_updatingRolesLabel)
{
return;
}
_updatingRolesLabel = true;
await ThreadHelper.JoinableTaskFactory.SwitchToMainThreadAsync();
try
{
if (_textView.Roles.Any())
{
System.Collections.Generic.IEnumerable <string> roles = _textView.Roles.Select(r => r);
var content = string.Join(Environment.NewLine, roles);
_lblRoles.SetTooltip(content);
_lblRoles.Value = roles.Last();
}
else
{
_lblRoles.Value = "n/a";
_lblRoles.ToolTip = null;
}
}
catch (Exception ex)
{
System.Diagnostics.Trace.Fail(ex.ToString());
}
_updatingRolesLabel = false;
}
/// <summary>Unicode表における一つ前のcodeを返す</summary>
/// <param name="hand">対象の手</param>
/// <returns>前の手</returns>
public Hands.Unicode Previous(Hands.Unicode hand)
{
System.Collections.Generic.IEnumerable <Hands.Unicode> hands = Enum.GetValues(typeof(Hands.Unicode)).Cast <Hands.Unicode>();
if (hand == Enum.GetValues(typeof(Hands.Unicode)).Cast <Hands.Unicode>().First())
{
return(hands.Last());
}
return(hands.Where(e => (int)e < (int)hand).OrderBy(e => e).Last());
}
static void Test(System.Collections.Generic.IEnumerable <int> seq) => Assert.Equal(seq.Last(), Assert.IsType <double>(Evaluation.Predict(seq.Select(x => (double)x).SkipLast(1).ToArray())), 12);