Revit API C# 创建共享参数

最新推荐文章于 2024-11-12 08:51:39 发布

TimeFuture2017

最新推荐文章于 2024-11-12 08:51:39 发布

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分类专栏： Revit二次开发 C#

本文链接：https://blog.youkuaiyun.com/Time2017/article/details/108738076

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本文介绍了一个用于Revit的创建共享参数工具的实现方法。该工具通过输入特定的参数信息，可以为一组选定的类别批量创建共享参数，并将其绑定到这些类别上。文中详细解释了如何生成临时文件作为共享参数文件，以及如何利用Revit API进行参数定义和绑定。

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    public class SharedParameterInfo
    {
        public Guid inGuid;
        public string GroupName;
        public string OptionName;
        public ParameterType OptionType;
        public string OptionDescription;
    }
    public class SharedParameterTool
    {
        public static void CreateSharedParamterForIds(Document doc,List<ElementId> diVec, SharedParameterInfo info)
        {
            var set=GetCateSet(doc, diVec);
            createSharedParameter(doc,set,info);
        }

        private static CategorySet GetCateSet(Document doc,List<ElementId> idVec)
        {
            CategorySet set = new CategorySet();
            foreach (var item in idVec)
            {
                var curCate = doc.GetElement(item)?.Category;
                if (curCate == null) continue;
                set.Insert(curCate);
            }
            return set;
        }

        private static void createSharedParameter(Document doc,CategorySet set,
            SharedParameterInfo paramInfo)
        {
            var paramGuid = paramInfo.inGuid;// new Guid("283d7711-6c4a-471f-ae21-dca9bd4a7b0a");
            //2dd0c56d-804e-45bb-b398-a954deb5dd42
            String tempPath = System.IO.Path.GetTempPath();
            String path = String.Format("{0}//{1}.txt", tempPath, paramGuid.ToString());
            if (File.Exists(path))
            {
                File.Delete(path);
            }

            System.IO.FileStream fileStream = System.IO.File.Create(path);
            fileStream.Close();

            doc.Application.SharedParametersFilename = path;
            try
            {
                DefinitionFile definitionFile = doc.Application.OpenSharedParameterFile();
                DefinitionGroup group = definitionFile.Groups.Create(paramInfo.GroupName);


                ExternalDefinitionCreationOptions option = new ExternalDefinitionCreationOptions(paramInfo.OptionName, paramInfo.OptionType); 
                option.GUID = paramGuid;// new Guid(GlobalConfig.GetInstance().SharedParameterGUID);
                option.UserModifiable = false;
                option.Description = paramInfo.OptionDescription;
                Definition definition = group.Definitions.Create(option);

                BindingMap bindingMap = doc.ParameterBindings;
                if (bindingMap.Contains(definition))
                {
                    bindingMap.Remove(definition);

                }
                InstanceBinding instanceBinding = doc.Application.Create.NewInstanceBinding(set);
                bindingMap.Insert(definition, instanceBinding, BuiltInParameterGroup.PG_DATA);

            }
            catch (System.Exception ex)
            {
            }

            doc.Application.SharedParametersFilename = String.Empty;

        }

    }