public bool CanProvideConverter(BinderViewBase view, BinderHint hint)
{
return hint == BinderHint.Money || hint == BinderHint.Weight ||
hint == BinderHint.Length || hint == BinderHint.NaturalNumber ||
hint == BinderHint.Year || hint == BinderHint.Percentage ||
hint == BinderHint.MinutesDuration || hint == BinderHint.HoursAndMinutesDuration ||
hint == BinderHint.MoneyString;
}
public ViewConverterBase ProvideConverter(BinderViewBase view, BinderHint hint)
{
if (hint == BinderHint.Money)
return new ConvertConverter(typeof(decimal));
if (hint == BinderHint.Weight || hint == BinderHint.Length ||
hint == BinderHint.Percentage || hint == BinderHint.MinutesDuration ||
hint == BinderHint.HoursAndMinutesDuration)
return new ConvertConverter(typeof(double));
if (hint == BinderHint.NaturalNumber || hint == BinderHint.Year)
return new ConvertConverter(typeof(int));
if (hint == BinderHint.MoneyString)
return new FormatConverter("${0:0.00}");
throw new InvalidOperationException();
}
public BinderViewBase AutoBind(object viewer, BinderHint hint)
{
foreach (IAutoBindingFactory factory in _autoBindings)
{
if (factory.CanAutoBind(viewer))
{
BinderViewBase view = factory.CreateView(viewer);
// Find a converter:
ViewConverterBase converter = ViewConverterBase.Null;
foreach (IAutoConverterFactory converterFactory in _autoConverters)
{
if (converterFactory.CanProvideConverter(view, hint))
{
converter = converterFactory.ProvideConverter(view, hint);
break;
}
// (If a converter can't be provided, just use the exact one.)
}
AddBinding(FixAutoBindName(factory.GetAutoBindName(viewer)), view, converter);
return view;
}
}
throw new InvalidOperationException("No suitable autobinder was found.");
}
