public override PropertyDescriptorCollection GetProperties(Attribute[] attributes)
{
var properties = base.GetProperties(attributes).Cast <PropertyDescriptor>();
var bettered = properties.Select(pd =>
{
// 找元素名
if (Element.TryGetOidByName(pd.Name, out ElementOID oid) == false)
{
return(pd);
}
bool is_readonly = false;
Element element = _instance.FindElement(oid);
if (element != null && element.Locked)
{
is_readonly = true;
}
// 从 .Name 找到 readonly 的应有值
{
List <Attribute> attribs = new List <Attribute>();
foreach (Attribute attr in pd.Attributes)
{
if (attr is ReadOnlyAttribute)
{
attribs.Add(new ReadOnlyAttribute(is_readonly));
}
else
{
attribs.Add(attr);
}
}
return(TypeDescriptor.CreateProperty(typeof(LogicChipItem), pd, attribs.ToArray()));
}
#if NO
if (PropertyAttributeReplacements.ContainsKey(pd.PropertyType))
{
return(TypeDescriptor.CreateProperty(typeof(T), pd, PropertyAttributeReplacements[pd.PropertyType].ToArray()));
}
else
{
return(pd);
}
#endif
});
return(new PropertyDescriptorCollection(bettered.ToArray()));
}
void GetField(ChipItem item,
string fieldName)
{
ElementOID oid = Element.GetOidByName(fieldName);
Element element = _chip.FindElement(oid);
if (element != null && element.Locked)
{
return;
}
var info = item.GetType().GetProperty(fieldName);
_chip.SetElement(oid, (string)info.GetValue(item));
}
