ARUP.IssueTracker.Revit.Entry.CmdMain.Execute C# (CSharp) Метод

    public Result Execute(ExternalCommandData commandData, ref string message, ElementSet elements)
    {
      try
      {

        // Version
        if (!commandData.Application.Application.VersionName.Contains("2015"))
        {
          using (TaskDialog td = new TaskDialog("Cannot Continue"))
          {
            td.TitleAutoPrefix = false;
            td.MainInstruction = "Incompatible Revit Version";
            td.MainContent = "This Add-In was built for Revit 2015, please contact info@case-inc for assistance...";
            td.Show();
          }
          return Result.Cancelled;
        }

        // Form Running?
        if (_isRunning && _appIssueTracker != null && _appIssueTracker.RvtWindow.IsLoaded)
        {
          _appIssueTracker.Focus();
          return Result.Succeeded;
        }

        _isRunning = true;

        ThisCmd = this;
        _appIssueTracker = new AppIssueTracker();
        _appIssueTracker.ShowForm(commandData.Application);
        return Result.Succeeded;

      }
      catch (Exception e)
      {
        message = e.Message;
        return Result.Failed;
      }

    }