# RhinoObjectSelectionEventArgs class

Namespace: [Rhino.DocObjects](https://developer.rhino3d.com/api/rhinocommon/namespace/rhino.docobjects.md) · Assembly: [RhinoCommon](https://developer.rhino3d.com/api/rhinocommon/assembly/rhinocommon.md)

```cs
public class RhinoObjectSelectionEventArgs : EventArgs
```

## Properties

- [Document](https://developer.rhino3d.com/api/rhinocommon/type/rhino.docobjects.rhinoobjectselectioneventargs/document.md)
- [RhinoObjectCount](https://developer.rhino3d.com/api/rhinocommon/type/rhino.docobjects.rhinoobjectselectioneventargs/rhinoobjectcount.md): Can be faster to call than RhinoObjects.Length
- [RhinoObjects](https://developer.rhino3d.com/api/rhinocommon/type/rhino.docobjects.rhinoobjectselectioneventargs/rhinoobjects.md)
- [Selected](https://developer.rhino3d.com/api/rhinocommon/type/rhino.docobjects.rhinoobjectselectioneventargs/selected.md): Returns true if objects are being selected. Returns false if objects are being deselected.