public static Result PrePostPick(RhinoDoc doc)
{
var go = new Rhino.Input.Custom.GetObject();
go.SetCommandPrompt("Select objects");
go.EnablePreSelect(true, true);
go.EnablePostSelect(true);
go.GetMultiple(0, 0);
if (go.CommandResult() != Result.Success)
return go.CommandResult();
var selected_objects = go.Objects().ToList();
if (go.ObjectsWerePreselected)
{
go.EnablePreSelect(false, true);
go.DeselectAllBeforePostSelect = false;
go.EnableUnselectObjectsOnExit(false);
go.GetMultiple(0, 0);
if (go.CommandResult() == Result.Success)
{
foreach (var obj in go.Objects())
{
selected_objects.Add(obj);
// The normal behavior of commands is that when they finish,
// objects that were pre-selected remain selected and objects
// that were post-selected will not be selected. Because we
// potentially could have both, we'll try to do something
// consistent and make sure post-selected objects also stay selected
obj.Object().Select(true);
}
}
}
return selected_objects.Count > 0 ? Result.Success : Result.Nothing;
}
