# ICollapsibleSection interface

Namespace: [Rhino.UI.Controls](https://developer.rhino3d.com/api/rhinocommon/namespace/rhino.ui.controls.md) · Assembly: [RhinoCommon](https://developer.rhino3d.com/api/rhinocommon/assembly/rhinocommon.md)

```cs
public interface ICollapsibleSection : IWindow, IHasCppImplementation, IDisposable
```

## Properties

- [BackgroundColor](https://developer.rhino3d.com/api/rhinocommon/type/rhino.ui.controls.icollapsiblesection/backgroundcolor.md)
- [Collapsible](https://developer.rhino3d.com/api/rhinocommon/type/rhino.ui.controls.icollapsiblesection/collapsible.md)
- [CommandOptionName](https://developer.rhino3d.com/api/rhinocommon/type/rhino.ui.controls.icollapsiblesection/commandoptionname.md)
- [Height](https://developer.rhino3d.com/api/rhinocommon/type/rhino.ui.controls.icollapsiblesection/height.md)
- [Hidden](https://developer.rhino3d.com/api/rhinocommon/type/rhino.ui.controls.icollapsiblesection/hidden.md)
- [Id](https://developer.rhino3d.com/api/rhinocommon/type/rhino.ui.controls.icollapsiblesection/id.md)
- [InitiallyExpanded](https://developer.rhino3d.com/api/rhinocommon/type/rhino.ui.controls.icollapsiblesection/initiallyexpanded.md)
- [PlugInId](https://developer.rhino3d.com/api/rhinocommon/type/rhino.ui.controls.icollapsiblesection/pluginid.md)
- [SettingsTag](https://developer.rhino3d.com/api/rhinocommon/type/rhino.ui.controls.icollapsiblesection/settingstag.md)
- [ViewModel](https://developer.rhino3d.com/api/rhinocommon/type/rhino.ui.controls.icollapsiblesection/viewmodel.md)
- [ViewModelId](https://developer.rhino3d.com/api/rhinocommon/type/rhino.ui.controls.icollapsiblesection/viewmodelid.md)

## Methods

- [RunScript](https://developer.rhino3d.com/api/rhinocommon/type/rhino.ui.controls.icollapsiblesection/runscript.md)

## Inherited Members

- From [IWindow](https://developer.rhino3d.com/api/rhinocommon/type/rhino.ui.controls.iwindow.md): [Caption](https://developer.rhino3d.com/api/rhinocommon/type/rhino.ui.controls.iwindow/caption.md), [Created](https://developer.rhino3d.com/api/rhinocommon/type/rhino.ui.controls.iwindow/created.md), [Enabled](https://developer.rhino3d.com/api/rhinocommon/type/rhino.ui.controls.iwindow/enabled.md), [Parent](https://developer.rhino3d.com/api/rhinocommon/type/rhino.ui.controls.iwindow/parent.md), [Shown](https://developer.rhino3d.com/api/rhinocommon/type/rhino.ui.controls.iwindow/shown.md), [Window](https://developer.rhino3d.com/api/rhinocommon/type/rhino.ui.controls.iwindow/window.md), [Move](https://developer.rhino3d.com/api/rhinocommon/type/rhino.ui.controls.iwindow/move.md)
- From [IHasCppImplementation](https://developer.rhino3d.com/api/rhinocommon/type/rhino.ui.controls.ihascppimplementation.md): [CppPointer](https://developer.rhino3d.com/api/rhinocommon/type/rhino.ui.controls.ihascppimplementation/cpppointer.md)