fungus/Assets/Fungus/Scripts/Commands/Fullscreen.cs

// This code is part of the Fungus library (http://fungusgames.com) maintained by Chris Gregan (http://twitter.com/gofungus).
// It is released for free under the MIT open source license (https://github.com/snozbot/fungus/blob/master/LICENSE)

using UnityEngine;

namespace Fungus.Commands
{
    /// <summary>
    /// Fullscreen mode options.
    /// </summary>
    public enum FullscreenMode
    {
        /// <summary> Toggle the current mode between fullscreen and windowed. </summary>
        Toggle,
        /// <summary> Switch to fullscreen mode. </summary>
        Fullscreen,
        /// <summary> Switch to windowed mode. </summary>
        Windowed
    }

    /// <summary>
    /// Sets the application to fullscreen, windowed or toggles the current state.
    /// </summary>
    [CommandInfo("Camera", 
                 "Fullscreen", 
                 "Sets the application to fullscreen, windowed or toggles the current state.")]
    [AddComponentMenu("")]
    public class Fullscreen : Command 
    {
        [SerializeField] protected FullscreenMode fullscreenMode;

        public override void OnEnter()
        {
            switch (fullscreenMode)
            {
            case FullscreenMode.Toggle:
                Screen.fullScreen = !Screen.fullScreen;
                break;
            case FullscreenMode.Fullscreen:
                Screen.fullScreen = true;
                break;
            case FullscreenMode.Windowed:
                Screen.fullScreen = false;
                break;
            }

            Continue();
        }

        public override string GetSummary()
        {
            return fullscreenMode.ToString();
        }

        public override Color GetButtonColor()
        {
            return new Color32(216, 228, 170, 255);
        }
    }
}