/// <summary>
/// Implement this method as an external command for Revit.
/// </summary>
/// <param name="commandData">An object that is passed to the external application
/// which contains data related to the command,
/// such as the application object and active view.</param>
/// <param name="message">A message that can be set by the external application
/// which will be displayed if a failure or cancellation is returned by
/// the external command.</param>
/// <param name="elements">A set of elements to which the external application
/// can add elements that are to be highlighted in case of failure or cancellation.</param>
/// <returns>Return the status of the external command.
/// A result of Succeeded means that the API external method functioned as expected.
/// Cancelled can be used to signify that the user cancelled the external operation
/// at some point. Failure should be returned if the application is unable to proceed with
/// the operation.</returns>
public Autodesk.Revit.UI.Result Execute(ExternalCommandData commandData, ref string message, Autodesk.Revit.DB.ElementSet elements)
{
Transaction tran = new Transaction(commandData.Application.ActiveUIDocument.Document, "CreateBeamSystem");
tran.Start();
try
{
GeometryUtil.CreApp = commandData.Application.Application.Create;
// initialize precondition data of the program
BeamSystemData data = new BeamSystemData(commandData);
// display form to collect user's setting for beam system
using (BeamSystemForm form = new BeamSystemForm(data))
{
if (form.ShowDialog() != DialogResult.OK)
{
tran.RollBack();
return(Autodesk.Revit.UI.Result.Cancelled);
}
}
// create beam system using the parameters saved in BeamSystemData
BeamSystemBuilder builder = new BeamSystemBuilder(data);
builder.CreateBeamSystem();
}
catch (ErrorMessageException errorEx)
{
// checked exception need to show in error messagebox
message = errorEx.Message;
tran.RollBack();
return(Autodesk.Revit.UI.Result.Failed);
}
catch (Exception ex)
{
// unchecked exception cause command failed
message = "Command is failed for unexpected reason.";
Trace.WriteLine(ex.ToString());
tran.RollBack();
return(Autodesk.Revit.UI.Result.Failed);
}
tran.Commit();
return(Autodesk.Revit.UI.Result.Succeeded);
}
/// <summary>
/// Implement this method as an external command for Revit.
/// </summary>
/// <param name="commandData">An object that is passed to the external application
/// which contains data related to the command,
/// such as the application object and active view.</param>
/// <param name="message">A message that can be set by the external application
/// which will be displayed if a failure or cancellation is returned by
/// the external command.</param>
/// <param name="elements">A set of elements to which the external application
/// can add elements that are to be highlighted in case of failure or cancellation.</param>
/// <returns>Return the status of the external command.
/// A result of Succeeded means that the API external method functioned as expected.
/// Cancelled can be used to signify that the user cancelled the external operation
/// at some point. Failure should be returned if the application is unable to proceed with
/// the operation.</returns>
public Autodesk.Revit.UI.Result Execute(ExternalCommandData commandData, ref string message, Autodesk.Revit.DB.ElementSet elements)
{
Transaction tran = new Transaction(commandData.Application.ActiveUIDocument.Document, "CreateBeamSystem");
tran.Start();
try
{
GeometryUtil.CreApp = commandData.Application.Application.Create;
// initialize precondition data of the program
BeamSystemData data = new BeamSystemData(commandData);
// display form to collect user's setting for beam system
using (BeamSystemForm form = new BeamSystemForm(data))
{
if (form.ShowDialog() != DialogResult.OK)
{
tran.RollBack();
return Autodesk.Revit.UI.Result.Cancelled;
}
}
// create beam system using the parameters saved in BeamSystemData
BeamSystemBuilder builder = new BeamSystemBuilder(data);
builder.CreateBeamSystem();
}
catch (ErrorMessageException errorEx)
{
// checked exception need to show in error messagebox
message = errorEx.Message;
tran.RollBack();
return Autodesk.Revit.UI.Result.Failed;
}
catch(Exception ex)
{
// unchecked exception cause command failed
message = "Command is failed for unexpected reason.";
Trace.WriteLine(ex.ToString());
tran.RollBack();
return Autodesk.Revit.UI.Result.Failed;
}
tran.Commit();
return Autodesk.Revit.UI.Result.Succeeded;
}