/// <summary>
/// 向属性树的最前面加一个新的属性节点
/// </summary>
/// <param name="propertyInfo"></param>
public void CombineToFore(PropertyInfo propertyInfo)
{
PropertyPathPoint pathPoint = new PropertyPathPoint(propertyInfo);
if (this.ForePathPoint != null)
{
pathPoint.Next = this.ForePathPoint;
}
this.Insert(0, pathPoint);
}
/// <summary>
/// 取到指定路径节点的值
/// </summary>
/// <param name="pathPoint"></param>
/// <returns></returns>
public object GetValue(object obj, PropertyPathPoint point)
{
if (this.Count == 1 && this.ForePathPoint == point)
{
return(obj);
}
object objTemp = obj;
Type type = obj.GetType();
PropertyInfo propertyInfo;
foreach (PropertyPathPoint pathPoint in this)
{
propertyInfo = type.GetProperty(pathPoint.Property.Name, pathPoint.Property.PropertyType);
if (propertyInfo == null)
{
Debug.Assert(false);
return(null);
}
if (propertyInfo.PropertyType.IsEnum)
{
objTemp = (int)Enum.Parse(propertyInfo.PropertyType, propertyInfo.GetValue(objTemp, null).ToString());
}
else
{
objTemp = propertyInfo.GetValue(objTemp, null);
}
if (pathPoint == point)
{
break;
}
type = propertyInfo.PropertyType;
}
return(objTemp);
}
public virtual void Remove(PropertyPathPoint value)
{
List.Remove(value);
}
public void Insert(int index, PropertyPathPoint value)
{
List.Insert(index, value);
}
public int IndexOf(PropertyPathPoint value)
{
return(List.IndexOf(value));
}
public bool Contains(PropertyPathPoint value)
{
return(List.Contains(value));
}
public virtual int Add(PropertyPathPoint value)
{
return(List.Add(value));
}