IfcDoc.FormEdit.backgroundWorker_DoWork C# (CSharp) Method

        private void backgroundWorker_DoWork(object sender, DoWorkEventArgs e)
        {
            Dictionary<long, SEntity> old = this.m_instances;
            long lid = this.m_lastid;

            try
            {
                // build dictionary to map IFC type name to entity and schema
                Dictionary<string, DocObject> mapEntity = new Dictionary<string, DocObject>();

                // build dictionary to map IFC type name to schema
                Dictionary<string, string> mapSchema = new Dictionary<string, string>();

                this.BuildMaps(mapEntity, mapSchema);

                string path = Properties.Settings.Default.OutputPath;

                // swap out instances such that constructors go to different cache
                this.m_instances = new Dictionary<long, SEntity>();
                this.m_lastid = 0;

                DocumentationISO.Generate(this.m_project, path, this.m_instances, mapEntity, mapSchema, this.m_publications, this.backgroundWorkerGenerate, this.m_formProgress);

                // launch the content
                foreach (DocPublication docPub in this.m_publications)
                {
                    string relpath = path + @"\" + DocumentationISO.MakeLinkName(docPub);
                    System.Diagnostics.Process.Start(relpath + @"\index.htm");
                }
            }
            catch (Exception ex)
            {
                this.m_exception = ex;
            }
            finally
            {
                this.m_instances = old;
                this.m_lastid = lid;
            }
        }