UndoRedoEventArgsEventArgsReferencesSince v5.0 public class UndoRedoEventArgs : EventArgs Show allUndo Redo Event Arguments ObsoleteInherited PropertiesCommandId#Since v5.0public Guid CommandId { get; }The id of the Rhino command. This can be Guid.Empty.DocumentSerialNumber#Since v9.0[CLSCompliant(false)] public uint DocumentSerialNumber { get; }The document runtime serial number.IsBeforeBeginRecording#Since v8.0public bool IsBeforeBeginRecording { get; }IsBeforeEndRecording#Since v8.0public bool IsBeforeEndRecording { get; }IsBeginRecording#Since v5.0public bool IsBeginRecording { get; }IsBeginRedo#Since v5.0public bool IsBeginRedo { get; }IsBeginUndo#Since v5.0public bool IsBeginUndo { get; }IsEndRecording#Since v5.0public bool IsEndRecording { get; }IsEndRedo#Since v5.0public bool IsEndRedo { get; }IsEndUndo#Since v5.0public bool IsEndUndo { get; }IsPurgeRecord#Since v5.0public bool IsPurgeRecord { get; }UndoSerialNumber#Since v5.0[CLSCompliant(false)] public uint UndoSerialNumber { get; }The undo record serial number.