Added love.focus callback

src/modules/event/Event.h

@@ -1,14 +1,14 @@
 /**
 * Copyright (c) 2006-2010 LOVE Development Team
-* 
+*
 * This software is provided 'as-is', without any express or implied
 * warranty.  In no event will the authors be held liable for any damages
 * arising from the use of this software.
-* 
+*
 * Permission is granted to anyone to use this software for any purpose,
 * including commercial applications, and to alter it and redistribute it
 * freely, subject to the following restrictions:
-* 
+*
 * 1. The origin of this software must not be misrepresented; you must not
 *    claim that you wrote the original software. If you use this software
 *    in a product, an acknowledgment in the product documentation would be
@@ -44,6 +44,7 @@ namespace event
 		   TYPE_MOUSE_RELEASED,
 		   TYPE_JOYSTICK_RELEASED,
 		   TYPE_JOYSTICK_PRESSED,
+		   TYPE_FOCUS,
 		   TYPE_QUIT,
 		   TYPE_MAX_ENUM = 32
 		};
@@ -52,7 +53,7 @@ namespace event
 		{
 			Type type;
 
-			struct 
+			struct
 			{
 				Type type;
 				love::mouse::Mouse::Button b;
@@ -73,6 +74,12 @@ namespace event
 				love::keyboard::Keyboard::Key k;
 				unsigned short u;
 			} keyboard;
+
+			struct
+			{
+				Type type;
+				bool f;
+			} focus;
 		};
 
 		virtual ~Event();