UIDocument的Selection属性

UIDocument的Selection属性
主要方法
PickObject选择一个元素PickObjects选择多个元素PickPoint点击一个点Pick…

PickObject选择一个元素
using Autodesk.Revit.UI;
namespace pro
{

[Transaction(TransactionMode.Manual)]
public class Class1 : IExternalCommand
{
public Result Execute(ExternalCommandData commandData, ref string message, ElementSet elements)
{
UIApplication uiApp = commandData.Application;

UIDocument的Selection属性最先出现在Python成神之路。