/// <summary>
/// Registers a dependency property.
/// </summary>
/// <typeparam name="T">The type of the property.</typeparam>
/// <param name="name">The name of the property.</param>
/// <param name="ownerType">The type that is registering the property.</param>
/// <param name="defaultValue">The default value of the property.</param>
/// <param name="validateValueCallback">A callback for validation/coercision of the property's value.</param>
/// <param name="invalidationCallback">A callback to invalidate an object state after a modification of the property's value.</param>
/// <param name="metadatas">The metadatas.</param>
/// <returns></returns>
public static PropertyKey <T> Register <T>(string name, Type ownerType, T defaultValue, ValidateValueCallback <T> validateValueCallback, ObjectInvalidationCallback <T> invalidationCallback, params PropertyKeyMetadata[] metadatas)
{
if (name == null)
{
throw new ArgumentNullException(nameof(name));
}
if (ownerType == null)
{
throw new ArgumentNullException(nameof(ownerType));
}
if (metadatas == null)
{
throw new ArgumentNullException(nameof(metadatas));
}
return(RegisterCommon(DependencyPropertyKeyMetadata.Default, name, ownerType, defaultValue, validateValueCallback, invalidationCallback, metadatas));
}
// ReSharper disable once SuggestBaseTypeForParameter
private static PropertyKey <T> RegisterCommon <T>(DependencyPropertyKeyMetadata dependencyPropertyMetadata, string name, Type ownerType, T defaultValue, ValidateValueCallback <T> validateValueCallback, ObjectInvalidationCallback <T> invalidationCallback, params PropertyKeyMetadata[] otherMetadatas)
{
var metadataList = new List <PropertyKeyMetadata> {
dependencyPropertyMetadata, DefaultValueMetadata.Static(defaultValue)
};
if (validateValueCallback != null)
{
metadataList.Add(ValidateValueMetadata.New(validateValueCallback));
}
if (invalidationCallback != null)
{
metadataList.Add(ObjectInvalidationMetadata.New(invalidationCallback));
}
metadataList.AddRange(otherMetadatas);
return(new PropertyKey <T>(name, ownerType, metadataList.ToArray()));
}
public static PropertyKey <T> Register <T>(string name, Type ownerType, T defaultValue, ObjectInvalidationCallback <T> invalidationCallback)
{
return(Register(name, ownerType, defaultValue, null, invalidationCallback));
}
public static ObjectInvalidationMetadata New <T>([NotNull] ObjectInvalidationCallback <T> invalidationCallback)
{
return(new ObjectInvalidationMetadata <T>(invalidationCallback));
}
