private void NotifyValidationStatusChanged(ValidationStatus status, IEnumerable <string> messages = null)
{
ValidationStatusChanged?.Invoke(this, new ValidationStatusChangedEventArgs(status, messages));
StatusChanged.InvokeAsync(status);
ParentValidations?.NotifyValidationStatusChanged(this);
}
/// <inheritdoc/>
public void NotifyValidationStatusChanged(ValidationStatus status, IEnumerable <string> messages = null)
{
// raise events only if status or message is changed to prevent unnecessary re-renders
if (Status != status || (Messages?.AreEqual(messages) == false))
{
Status = status;
Messages = messages;
ValidationStatusChanged?.Invoke(this, new(status, messages) );
InvokeAsync(() => StatusChanged.InvokeAsync(status));
ParentValidations?.NotifyValidationStatusChanged(this);
}
}
protected void OnRadioChanged(MouseEventArgs e)
{
if (IsDisabled)
{
return;
}
if (RadioGroup != null)
{
_ = RadioGroup.TrySetValueAsync(Value, !SelectedValueChanged.HasDelegate);
return;
}
var newStatus = Status == RadioStatus.Selected ? RadioStatus.UnSelected : RadioStatus.Selected;
if (StatusChanging.HasDelegate)
{
var arg = new BChangeEventArgs <RadioStatus>();
arg.OldValue = Status;
arg.NewValue = newStatus;
StatusChanging.InvokeAsync(arg).Wait();
if (arg.DisallowChange)
{
return;
}
}
if (newStatus == RadioStatus.Selected && !TypeHelper.Equal(SelectedValue, Value))
{
SelectedValue = Value;
}
if (RadioGroup == null)
{
SetFieldValue(SelectedValue, true);
if (FormItem != null)
{
FormItem.MarkAsRequireRender();
FormItem.Refresh();
}
}
if (StatusChanged.HasDelegate)
{
_ = StatusChanged.InvokeAsync(newStatus);
}
if (SelectedValueChanged.HasDelegate)
{
_ = SelectedValueChanged.InvokeAsync(SelectedValue);
}
}
protected override void OnAfterRender(bool firstRender)
{
base.OnAfterRender(firstRender);
var oldStatus = Status;
if (TypeHelper.Equal(SelectedValue, Value))
{
Status = RadioStatus.Selected;
}
else
{
Status = RadioStatus.UnSelected;
}
if (oldStatus != Status)
{
if (StatusChanged.HasDelegate)
{
RequireRender = true;
_ = StatusChanged.InvokeAsync(Status);
}
}
}
private void RaiseStatusChanged(ValidationStatus status, IReadOnlyCollection <string> messages)
{
_StatusChanged?.Invoke(new ValidationsStatusChangedEventArgs(status, messages));
StatusChanged.InvokeAsync(new ValidationsStatusChangedEventArgs(status, messages));
}
void RaiseStatusChanged(ListenerStatus status)
{
Status = status;
StatusChanged?.InvokeAsync(this, EventArgs.Empty);
}
