public object GetTargetObject()
{
try
{
var stripped = ReflectionMethods.StripIndexer(TargetName);
return(ParentType.GetRuntimeProperty(stripped).GetValue(ParentObject));
}
catch (Exception)
{
return(null);
}
}
public static object Construct(ITypeFinder finder, UIConstructor ctor)
{
var cType = finder.Find(ctor.TypeName);
if (cType == null)
{
return(null);
}
object[] ps = null;
if (ctor.Parameters.Any())
{
ps = ctor
.Parameters
.OrderBy(c => c.Position)
.Select(p =>
{
if (p == null)
{
return(null);
}
var pType = finder.Find(p.TypeName);
if (pType == null)
{
return(null);
}
object val;
try
{
if (pType.GetTypeInfo().IsEnum)
{
val = ReflectionMethods.CreateEnum(pType, p.Value);
}
else
{
val = Convert.ChangeType(p.Value, pType);
}
}
catch (Exception)
{
val = p.Value;
}
return(val);
}).ToArray();
}
return(Activator.CreateInstance(cType, ps));
}
/// <summary>
/// Return primitive value types, such as byte, short, int, long.
/// String and DateTime are not considered primitive value types.
/// </summary>
/// <param name="value">struct</param>
public static UIProperty[] GetPrimitiveValueTypeProperties(object value)
{
if (value == null)
{
throw new ArgumentNullException(nameof(value));
}
var type = value.GetType();
UIProperty[] result = {};
if (ReflectionMethods.IsNotPrimitiveValueType(value))
{
result = type
.GetPublicProperties()
.Where(p =>
{
var pi = p.PropertyType.GetTypeInfo();
if (pi == null)
{
return(false);
}
return((pi.IsPrimitive && pi.IsValueType) || pi.IsEnum);
})
.Select(p => new UIProperty
{
UIType = new UIType
{
FullName = p.PropertyType.FullName,
},
Path = new[] { p.Name },
CanRead = p.CanRead,
CanWrite = p.CanWrite,
Value = p.GetValue(value),
})
.ToArray();
}
return(result);
}
private static GetObjectResult GetObject(object parent, string propertyName, string inputName, bool includeStatics)
{
var result = new GetObjectResult
{
PropertyName = propertyName,
Input = parent,
InputName = inputName
};
object propVal = null;
var isEnumerable = ReflectionMethods.EnumerablePattern.IsMatch(propertyName);
var stripped = ReflectionMethods.StripIndexer(propertyName);
FieldInfo fieldInfo = null;
var propInfo = parent
.GetType()
.GetPublicProperties(includeStatics)
.FirstOrDefault(p => ReflectionMethods.NameMatch(p, stripped));
if (propInfo == null)
{
fieldInfo = parent
.GetType()
.GetFields()
.FirstOrDefault(p => ReflectionMethods.FieldNameMatch(p, stripped));
}
if (propInfo != null)
{
propVal = propInfo.GetValue(parent);
}
if (fieldInfo != null)
{
propVal = fieldInfo.GetValue(parent);
}
if (isEnumerable)
{
result.Property = propVal;
var index = ReflectionMethods.GetIndexerValue(propertyName);
if (index == null)
{
return(null);
}
var item = ReflectionMethods.GetItem(propVal, index.Value);
if (item == null)
{
return(null);
}
result.Leaf = item;
}
else
{
result.Property = parent;
result.Leaf = propVal;
}
result.PropertyInfo = result.Input.GetType().GetProperty(stripped);
return(result);
}
