Version: 2017.4
public bool command ;

Description

Удерживается ли клавиша Command/Windows? (Read Only)

On Windows, this returns true if any Windows key is held down.
On Mac, this returns true if any Command key is held down.

using UnityEngine;
using System.Collections;

public class ExampleClass : MonoBehaviour { void OnGUI() { Event e = Event.current; if (e.command) if (Application.platform == RuntimePlatform.OSXEditor) Debug.Log("Command key was pressed"); else if (Application.platform == RuntimePlatform.WindowsEditor) Debug.Log("Windows Key was pressed!"); } }