The easy-peasy method of creating a light-switch type button using VRTK

RadioOnOffSwitch.cs

/**
 * Copyright 2017 John Rockefeller.
 * 
 * License: "Simplified" BSD, two clause.
 *
 * Redistribution and use in source and binary forms, with
 * or without modification, are permitted provided that the
 * following conditions are met:
 *
 * 1. Redistributions of source code must retain the above
 * copyright notice, this list of conditions and the
 * following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the
 * above copyright notice, this list of conditions and the
 * following disclaimer in the documentation and/or other
 * materials provided with the distribution.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
 * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */
using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class RadioOnOffSwitch : MonoBehaviour
{

	public Radio radio;
	public VRTK.VRTK_InteractableObject vrtkInteractableObject;

	public bool isRadioOn = true;
	public int rotationOn = -10;
	public int rotationOff = 10;

	private float lastTimePowerSwitchFlippedInSeconds = 0.0f;
	private float cooldownInSeconds = 0.4f;

	private void Start ()
	{
		if (radio == null) {
			Debug.Log (GameLogic.instance.LogPrefix () + "Radio is not set.");
		}
		if (vrtkInteractableObject == null) {
			Debug.Log (GameLogic.instance.LogPrefix () + "VRTK Interactable Object not set.");
		} else {
			vrtkInteractableObject.InteractableObjectTouched += PressSwitch;
		}
		if (isRadioOn) {
			radio.RadioTurnOn ();
		}
	}

	public void PressSwitch (object obj, VRTK.InteractableObjectEventArgs args)
	{

		if (Time.time - lastTimePowerSwitchFlippedInSeconds > cooldownInSeconds) {
			lastTimePowerSwitchFlippedInSeconds = Time.time;
		} else {
			return;
		}

		if (isRadioOn) {
			transform.localRotation = Quaternion.Euler (0.0f, 0.0f, rotationOff);
			isRadioOn = false;
			radio.RadioTurnOff ();
		} else {
			transform.localRotation = Quaternion.Euler (0.0f, 0.0f, rotationOn);
			isRadioOn = true;
			radio.RadioTurnOn ();
		}
		Debug.Log (GameLogic.instance.LogPrefix () + "Switched radio on/off.");
	}
}