GUIStyle.hover 悬停

using UnityEngine;
using System.Collections;

public class example : MonoBehaviour {
	void OnGUI() {
		if (GUI.skin.customStyles.Length > 0)
			Debug.Log(GUI.skin.customStyles[0].hover.textColor);

	}
}

// Prints the text color that customStyles[0] is using
// when the mouse is hovering over a control
//当鼠标悬停在控件之上时，打印在customStyles[0]使用的文本颜色

function OnGUI() {
	if(GUI.skin.customStyles.Length > 0)
		Debug.Log(GUI.skin.customStyles[0].hover.textColor);
}