public void writeDML()
            {
                string json;
                try
                {
                    using (StreamReader r = new StreamReader("c:\\temp\\UIDesign.json"))
                    {
                        json = r.ReadToEnd();
                    }
                }
                catch (Exception)
                {
                    return;
                }

                ui = new DMLUIElementList();
                //delete the previous list and create a new one for any json file change
                //can be optimized

                dynamic dynObj = JsonConvert.DeserializeObject(json);

                foreach (var data in dynObj.UIElements)
                {
                    string dmlKeyword = data.DMLKeyword;
                    switch (dmlKeyword)
                    {
                        case DMLUIElementSyntax.InputBlock: ue = new InputBlock();
                            break;
                        case DMLUIElementSyntax.OutputBlock: ue = new OutputBlock();
                            break;
                        case DMLUIElementSyntax.Text: ue = new JsonToDML.Text();
                            break;
                        case DMLUIElementSyntax.Line: ue = new JsonToDML.Line();
                            break;
                        case DMLUIElementSyntax.ItemBlock: ue = new ItemBlock();
                            break;
                        case DMLUIElementSyntax.MenuBlock: ue = new MenuBlock();
                            break;
                        case DMLUIElementSyntax.PauseBlock: ue = new PauseBlock();
                            break;
                        case DMLUIElementSyntax.YesNoBlock: ue = new YesNoBlock();
                            break;
                    }

                    ue.setMembers(data);
                    ue.qualifiers.setMembers(data);

                    ui.addUIElementToUIElementList(ue);
                }
                refreshDisplayedDMLCode();
            }
 public GenerateDMLCode(DMLUIElement ue)
 {
     this.ue = ue;
 }