public static ModelPropertyBuilder <TOwner, TProperty> PropertyChanged <TOwner, TProperty>(
this ModelPropertyBuilder <TOwner, TProperty> propertyBuilder,
Action <PropertyChangedCallbackArgs <TOwner> > callback)
{
propertyBuilder.AddPropertyChanged(callback);
return(propertyBuilder);
}
public static ModelPropertyBuilder <TOwner, TProperty> Calculate <TOwner, TProperty>(
this ModelPropertyBuilder <TOwner, TProperty> propertyBuilder,
Func <TOwner, TProperty> calculator)
{
propertyBuilder.SetCalculator(calculator);
return(propertyBuilder);
}
internal static ModelProperty BuildUpProperty <TOwner, TProperty>(ModelPropertyBuilder <TOwner, TProperty> propertyBuilder)
{
var ownerType = typeof(TOwner);
EnsureTypeDescriptionProviderCreated(ownerType);
ModelProperty <TOwner> modelProperty;
if (propertyBuilder.Calculator != null)
{
modelProperty = new CalculatedModelProperty <TOwner>(propertyBuilder.PropertyName, typeof(TProperty), o => propertyBuilder.Calculator((TOwner)o));
}
else
{
modelProperty = new InstanceModelProperty <TOwner>(propertyBuilder.PropertyName, typeof(TProperty), false);
}
foreach (var callback in propertyBuilder.Callback)
{
modelProperty.AddPropertyChanged(callback);
}
typeDescriptionProviders[ownerType].AddProperty(modelProperty);
return(modelProperty);
}
public static ModelProperty Build <TOwner, TProperty>(this ModelPropertyBuilder <TOwner, TProperty> propertyBuilder)
{
return(ModelProperty.BuildUpProperty(propertyBuilder));
}