internal async Task OnInternalSelectAsync(BSelectOptionBase <TValue> item)
{
var args = new BChangeEventArgs <BSelectOptionBase <TValue> >();
args.NewValue = item;
args.OldValue = SelectedOption;
if (OnChanging.HasDelegate)
{
await OnChanging.InvokeAsync(args);
if (args.DisallowChange)
{
return;
}
}
await dropDownOption.Instance.CloseDropDownAsync(dropDownOption);
SelectedOption = item;
SetFieldValue(item.Value, true);
Value = item.Value;
if (dict != null)
{
dict.TryGetValue(Value, out var label);
Label = label;
}
if (OnChange.HasDelegate)
{
await OnChange.InvokeAsync(args);
}
EnableClearButton = false;
StateHasChanged();
}
protected override void FormItem_OnReset(object value, bool requireRerender)
{
var enumValue = (TValue)value;
if (nullable != null && value == null)
{
SelectedOption = null;
}
else
{
Label = dict[enumValue];
Value = enumValue;
}
if (ValueChanged.HasDelegate)
{
_ = ValueChanged.InvokeAsync(Value);
}
else
{
StateHasChanged();
}
}