Revit API创建墙的保温层修改墙厚度

start

[Transaction(TransactionMode.Manual)]
[Regeneration(RegenerationOption.Manual)]
public class cmd : IExternalCommand
{
    public Result Execute(ExternalCommandData cmdData, ref string msg, ElementSet elements)
    {
        UIDocument uiDoc = cmdData.Application.ActiveUIDocument;
        Document doc = uiDoc.Document;

        Transaction ts = new Transaction(uiDoc.Document, "http://revit.5d6d.com");
        ts.Start();

        Wall wall = uiDoc.Document.GetElement(uiDoc.Selection.PickObject(ObjectType.Element, "wall")) as Wall;
        //取得一种材质
        Materials materials = doc.Settings.Materials;
        ElementId materialId = materials.get_Item("隔热层/保温层 - 空心填充").Id;
        //得到墙结果
        CompoundStructure cs = wall.WallType.GetCompoundStructure();
        //ElementId matId = Material.Create(doc, "MyMaterial");//创建材质
        //创建保温层(厚度，功能，材质)
        CompoundStructureLayer layer = new CompoundStructureLayer(100 / 304.8, MaterialFunctionAssignment.Insulation, materialId);
        cs.SetLayer(cs.GetFirstCoreLayerIndex(), layer);
        //修改墙体厚度
        IList<CompoundStructureLayer> listLayer = cs.GetLayers();
        int iIdx = 0;
        foreach (CompoundStructureLayer cLayer in listLayer)
        {
            if (MaterialFunctionAssignment.Structure == cLayer.Function)
            {
                break;
            }
            iIdx += 1;
        }
        cs.SetLayerWidth(iIdx, 400 / 304.8);
        //调用更新
        wall.WallType.SetCompoundStructure(cs);

        ts.Commit();

        return Result.Succeeded;
    }
}

url:http://greatverve.cnblogs.com/p/revit-api-CompoundStructure.html