/// <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(Autodesk.Revit.UI.ExternalCommandData commandData,
ref string message, Autodesk.Revit.DB.ElementSet elements)
{
Autodesk.Revit.UI.UIApplication revit = commandData.Application;
// Get the selected floor
UIDocument project = revit.ActiveUIDocument;
Selection choices = project.Selection;
ElementSet collection = new ElementSet();
foreach (ElementId elementId in choices.GetElementIds())
{
collection.Insert(project.Document.GetElement(elementId));
}
// Only allow to select one floor, or else report the failure
if (1 != collection.Size)
{
message = "Please select a floor.";
return(Autodesk.Revit.UI.Result.Failed);
}
foreach (Element e in collection)
{
m_slab = e as Autodesk.Revit.DB.Floor;
if (null == m_slab)
{
message = "Please select a floor.";
return(Autodesk.Revit.UI.Result.Failed);
}
}
// Get the function of each of its structural layers
foreach (CompoundStructureLayer e in m_slab.FloorType.GetCompoundStructure().GetLayers())
{
// With the selected floor, judge if the function of each of its structural layers
// is exist, if it's not exist, there should be zero.
if (0 == e.Function)
{
m_functions.Add("No function");
}
else
{
m_functions.Add(e.Function.ToString());
}
}
// Display them in a form
StructuralLayerFunctionForm displayForm = new StructuralLayerFunctionForm(this);
displayForm.ShowDialog();
return(Autodesk.Revit.UI.Result.Succeeded);
}
/// <summary>
/// Run this sample now
/// </summary>
public void Run()
{
//
// Get the selected floor
Selection choices = m_doc.Selection;
ElementSet collection = new ElementSet();
foreach (var elementid in choices.GetElementIds())
{
collection.Insert(m_doc.Document.GetElement(elementid));
}
//
// Only allow to select one floor, or else report the failure
if (1 != collection.Size)
{
MessageBox.Show("Please select a floor firstly.");
return;
}
foreach (Element e in collection)
{
m_slab = e as Autodesk.Revit.DB.Floor;
if (null == m_slab)
{
MessageBox.Show("Please select a floor firstly.");
return;
}
}
//
// Get the function of each of its structural layers
foreach (CompoundStructureLayer e in m_slab.FloorType.GetCompoundStructure().GetLayers())
{
// With the selected floor, judge if the function of each of its structural layers
// is exist, if it's not exist, there should be zero.
if (0 == e.Function)
{
m_functions.Add("No function");
}
else
{
m_functions.Add(e.Function.ToString());
}
}
//
// Display them in a form
StructuralLayerFunctionForm displayForm = new StructuralLayerFunctionForm(this);
displayForm.ShowDialog();
}
/// <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(Autodesk.Revit.UI.ExternalCommandData commandData,
ref string message, Autodesk.Revit.DB.ElementSet elements)
{
Autodesk.Revit.UI.UIApplication revit = commandData.Application;
// Get the selected floor
UIDocument project = revit.ActiveUIDocument;
Selection choices = project.Selection;
ElementSet collection = choices.Elements;
// Only allow to select one floor, or else report the failure
if (1 != collection.Size)
{
message = "Please select a floor.";
return Autodesk.Revit.UI.Result.Failed;
}
foreach (Element e in collection)
{
m_slab = e as Autodesk.Revit.DB.Floor;
if (null == m_slab)
{
message = "Please select a floor.";
return Autodesk.Revit.UI.Result.Failed;
}
}
// Get the function of each of its structural layers
foreach (CompoundStructureLayer e in m_slab.FloorType.GetCompoundStructure().GetLayers())
{
// With the selected floor, judge if the function of each of its structural layers
// is exist, if it's not exist, there should be zero.
if (0 == e.Function)
{
m_functions.Add("No function");
}
else
{
m_functions.Add(e.Function.ToString());
}
}
// Display them in a form
StructuralLayerFunctionForm displayForm = new StructuralLayerFunctionForm(this);
displayForm.ShowDialog();
return Autodesk.Revit.UI.Result.Succeeded;
}