private void SourceOnPropertyChanged(object sender, PropertyChangedEventArgs propertyChangedEventArgs)
{
_threadAffinity.VerifyCurrentThread();
if (propertyChangedEventArgs.PropertyName == _propertyName || _propertyName == null)
{
_handler(sender, propertyChangedEventArgs);
}
}
/// <summary>
/// Raises the <see cref="CanExecuteChanged"/> event for any listeners still alive, and removes any references to garbage collected listeners.
/// </summary>
public void OnCanExecuteChanged()
{
_threadAffinity.VerifyCurrentThread();
foreach (var canExecuteChanged in _canExecuteChanged.GetLiveItems())
{
canExecuteChanged(_sender, EventArgs.Empty);
}
}
/// <summary>
/// Raises the <see cref="CanExecuteChanged"/> event.
/// </summary>
public void OnCanExecuteChanged()
{
_threadAffinity.VerifyCurrentThread();
_canExecuteChanged?.Invoke(_sender, EventArgs.Empty);
}
bool ICanExecute.CanExecute(object parameter)
{
_threadAffinity.VerifyCurrentThread();
return(CanExecute);
}