+/* Actions for the main loop */
+#define ACTION_NOP 0
+#define ACTION_MAP 1<<0
+#define ACTION_DRAW 1<<1
+
+/* enum for keyboard menu navigation */
+enum { ITEMPREV, ITEMNEXT, ITEMFIRST, ITEMLAST };
+
+/* enum for text alignment */
+enum {LeftAlignment, CenterAlignment, RightAlignment};