The SimpleIcons button prefabs had a simple animation attached that will swing the button as if the toolbar were suspended in space with a rod. You can open the animation asset if you want to look into how it was made. All we need to do is trigger it with a Click command.
However, it doesn't work to just play the animation when clicked, because most of our buttons immediately hide the toolbar. So we'll add a second's delay before actually executing its action.
Open PictureAction.cs and change it to read like the following:
File: PictureAction.csusing UnityEngine; using HoloToolkit.Unity.InputModule; public class PictureAction : MonoBehaviour, IInputClickHandler { public PictureCommand command; protected PictureController ...