GUI.BringWindowToFront 使窗口到前面

using UnityEngine;
using System.Collections;

public class example : MonoBehaviour {
	private Rect windowRect = new Rect(20, 20, 120, 50);
	private Rect windowRect2 = new Rect(80, 20, 120, 50);
	void OnGUI() {
		windowRect = GUI.Window(0, windowRect, DoMyFirstWindow, "First");
		windowRect2 = GUI.Window(1, windowRect2, DoMySecondWindow, "Second");
	}
	void DoMyFirstWindow(int windowID) {
		if (GUI.Button(new Rect(10, 20, 100, 20), "Bring to front"))
			GUI.BringWindowToFront(1);

		GUI.DragWindow(new Rect(0, 0, 10000, 20));
	}
	void DoMySecondWindow(int windowID) {
		if (GUI.Button(new Rect(10, 20, 100, 20), "Bring to front"))
			GUI.BringWindowToFront(0);

		GUI.DragWindow(new Rect(0, 0, 10000, 20));
	}
}

private var windowRect : Rect = Rect (20, 20, 120, 50);
private var windowRect2 : Rect = Rect (80, 20, 120, 50);

function OnGUI () {
	//注册两个窗口
	windowRect = GUI.Window (0, windowRect, DoMyFirstWindow, "First");
	windowRect2 = GUI.Window (1, windowRect2, DoMySecondWindow, "Second" );
}

function DoMyFirstWindow (windowID : int) {
	if (GUI.Button (Rect (10,20,100,20), "Bring to front"))
		//使第二个窗口放到前面
		GUI.BringWindowToFront(1); 
	GUI.DragWindow(Rect (0,0, 10000, 20));
}

function DoMySecondWindow (windowID : int) {
	if (GUI.Button (Rect (10,20,100,20), "Bring to front"))
		//使第一个窗口放到前面
		GUI.BringWindowToFront(0); 
	GUI.DragWindow(Rect (0,0, 10000, 20));
}