protected static ExtendProperty RegisterProperty <TType>(Expression <Func <TType, object> > propertyNameExpression, ObjectRelations relaion = ObjectRelations.Normal)
{
PropertyInfo property = null;
var member = propertyNameExpression.Body as MemberExpression;
if (member == null)
{
var m = propertyNameExpression.Body as UnaryExpression;
member = m.Operand as MemberExpression;
}
property = member.Member as PropertyInfo;
if (relaion == ObjectRelations.Children)
{
childrenTypes.TryAdd(property.Name + "," + property.PropertyType.Name, property.PropertyType);
}
object defvalue = null;
if (property.PropertyType.IsValueType)
{
defvalue = Activator.CreateInstance(property.PropertyType);
}
return(ExtendProperty.RegisterProperty(property.Name, property.PropertyType, typeof(TType), defvalue, null));
}
public void SetValue(string propertyName, object value)
{
var property = this.GetProperty(propertyName);
if (property != null)
{
this.SetValue(property, value);
}
else
{
var newProperty = ExtendProperty.RegisterProperty(propertyName, typeof(object), OwnerType);
this.SetValue(newProperty, value);
}
}
/// <summary>
/// 注册扩展属性
/// </summary>
/// <param name="obj"></param>
/// <param name="propertyName"></param>
/// <returns></returns>
public static ExtendProperty RegisterProperty(this object obj, string propertyName)
{
return(ExtendProperty.RegisterProperty(propertyName, typeof(object), obj.GetType()));
}