Event.alt

Descripción

La tecla Alt/Option está siendo oprimida? (Lectura solamente)

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

using UnityEngine;
using System.Collections;

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