public ViewModelChangePropagation <T> Set <T>(ref T field, T value, [CallerMemberName] string propertyName = "")
{
var change = new ViewModelChange <T>(field, value);
if (change.Changed)
{
field = value;
PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
}
return(new ViewModelChangePropagation <T>(change));
}
public ViewModelChangePropagation(ViewModelChange <T> change)
{
Change = change;
}
