Move keyboard focus to a named control.

	// When pressed the button, selects the "username" Textfield.
	var username : String = "username";
	var pwd : String = "a pwd";
	function OnGUI () {
		// Set the internal name of the textfield
		GUI.SetNextControlName ("MyTextField");
		
		// Make the actual text field.
		username = GUI.TextField (Rect (10,10,100,20), username);
		pwd = GUI.TextField (Rect (10,40,100,20), pwd);
		// If the user presses this button, keyboard focus will move.
		if (GUI.Button (Rect (10,70,80,20), "Move Focus"))
			GUI.FocusControl ("MyTextField");	
	}

using UnityEngine;
using System.Collections;

public class Example : MonoBehaviour {
    public string username = "username";
    public string pwd = "a pwd";
    void OnGUI() {
        GUI.SetNextControlName("MyTextField");
        username = GUI.TextField(new Rect(10, 10, 100, 20), username);
        pwd = GUI.TextField(new Rect(10, 40, 100, 20), pwd);
        if (GUI.Button(new Rect(10, 70, 80, 20), "Move Focus"))
            GUI.FocusControl("MyTextField");
        
    }
}

import UnityEngine
import System.Collections

public class Example(MonoBehaviour):

	public username as string = 'username'

	public pwd as string = 'a pwd'

	def OnGUI() as void:
		GUI.SetNextControlName('MyTextField')
		username = GUI.TextField(Rect(10, 10, 100, 20), username)
		pwd = GUI.TextField(Rect(10, 40, 100, 20), pwd)
		if GUI.Button(Rect(10, 70, 80, 20), 'Move Focus'):
			GUI.FocusControl('MyTextField')