GUIUtility.keyboardControl
static var keyboardControl: int;
Description

The controlID of the control that has keyboard focus.

	// Click on the text field to see the id of the control.
	
	private var str : String = "A String!";
	function OnGUI() {
		str = GUILayout.TextField(str,10);
		Debug.Log("id: " + GUIUtility.keyboardControl);
	}