IfcDoc.CtlParameters.toolStripButtonConceptTemplate_Click C# (CSharp) Method

        private void toolStripButtonConceptTemplate_Click(object sender, EventArgs e)
        {
            DocTemplateDefinition docTemplate = null;
            if (this.m_conceptleaf != null)
            {
                docTemplate = this.m_conceptleaf.Definition;
            }
            else
            {
                docTemplate = this.m_conceptroot.ApplicableTemplate;
            }

            using (FormSelectTemplate form = new FormSelectTemplate(docTemplate, this.m_project, this.m_conceptroot.ApplicableEntity))
            {
                if (form.ShowDialog(this) == DialogResult.OK && form.SelectedTemplate != null)
                {
                    if (this.m_conceptleaf != null)
                    {
                        this.m_conceptleaf.Definition = form.SelectedTemplate;
                        this.m_conceptleaf.Items.Clear();
                    }
                    else
                    {
                        this.m_conceptroot.ApplicableTemplate = form.SelectedTemplate;
                        this.m_conceptroot.ApplicableItems.Clear();
                    }

                    this.LoadUsage();
                    this.LoadInheritance();
                }
            }
        }