/// <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)
{
try
{
// Quit if active document is null
if (null == commandData.Application.ActiveUIDocument.Document)
{
message = Properties.Resources.ResourceManager.GetString("NullActiveDocument");
return(Autodesk.Revit.UI.Result.Failed);
}
// Quit if no elements selected
if (commandData.Application.ActiveUIDocument.Selection.Elements.IsEmpty)
{
message = Properties.Resources.ResourceManager.GetString("SelectPowerElements");
return(Autodesk.Revit.UI.Result.Failed);
}
// Collect information from selected elements and show operation dialog
CircuitOperationData optionData = new CircuitOperationData(commandData);
using (CircuitOperationForm mainForm = new CircuitOperationForm(optionData))
{
if (mainForm.ShowDialog() == DialogResult.Cancel)
{
return(Autodesk.Revit.UI.Result.Cancelled);
}
}
// Show the dialog for user to select a circuit if more than one circuit available
if (optionData.Operation != Operation.CreateCircuit &&
optionData.ElectricalSystemCount > 1)
{
using (SelectCircuitForm selectForm = new SelectCircuitForm(optionData))
{
if (selectForm.ShowDialog() == DialogResult.Cancel)
{
return(Autodesk.Revit.UI.Result.Cancelled);
}
}
}
// If user choose to edit circuit, display the circuit editing dialog
if (optionData.Operation == Operation.EditCircuit)
{
using (EditCircuitForm editForm = new EditCircuitForm(optionData))
{
if (editForm.ShowDialog() == DialogResult.Cancel)
{
return(Autodesk.Revit.UI.Result.Cancelled);
}
}
}
// Perform the operation
optionData.Operate();
}
catch (Exception ex)
{
message = ex.ToString();
return(Autodesk.Revit.UI.Result.Failed);
}
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)
{
try
{
// Quit if active document is null
if (null == commandData.Application.ActiveUIDocument.Document)
{
message = Properties.Resources.ResourceManager.GetString("NullActiveDocument");
return Autodesk.Revit.UI.Result.Failed;
}
// Quit if no elements selected
if (commandData.Application.ActiveUIDocument.Selection.Elements.IsEmpty)
{
message = Properties.Resources.ResourceManager.GetString("SelectPowerElements");
return Autodesk.Revit.UI.Result.Failed;
}
// Collect information from selected elements and show operation dialog
CircuitOperationData optionData = new CircuitOperationData(commandData);
using (CircuitOperationForm mainForm = new CircuitOperationForm(optionData))
{
if (mainForm.ShowDialog() == DialogResult.Cancel)
{
return Autodesk.Revit.UI.Result.Cancelled;
}
}
// Show the dialog for user to select a circuit if more than one circuit available
if (optionData.Operation != Operation.CreateCircuit &&
optionData.ElectricalSystemCount > 1)
{
using (SelectCircuitForm selectForm = new SelectCircuitForm(optionData))
{
if (selectForm.ShowDialog() == DialogResult.Cancel)
{
return Autodesk.Revit.UI.Result.Cancelled;
}
}
}
// If user choose to edit circuit, display the circuit editing dialog
if (optionData.Operation == Operation.EditCircuit)
{
using (EditCircuitForm editForm = new EditCircuitForm(optionData))
{
if (editForm.ShowDialog() == DialogResult.Cancel)
{
return Autodesk.Revit.UI.Result.Cancelled;
}
}
}
// Perform the operation
optionData.Operate();
}
catch (Exception ex)
{
message = ex.ToString();
return Autodesk.Revit.UI.Result.Failed;
}
return Autodesk.Revit.UI.Result.Succeeded;
}