Object:
- next
- parent
- firstChild
- options (2 bytes)
- signal handling
  - targetAddr   (like in FOX)
  - selector
  - handlerMap:
    - selector/signal (00: end), handlerAddr
Widgets:
- x          (2 bytes)
- y          (2 bytes)
- width      (2 bytes)
- height     (2 bytes)
- font       (2 bytes)
- frontColor (2 bytes)
- backColor  (2 bytes)

Labels:
- text


Signals:
- CREATE
- DESTROY
- SHOW
- HIDE
- DRAW
- TIMER
- TOUCH
[- KEY]
- USER  = 16



OBJ:
- SDRAM pointer hierher verschieben
- speichere dort:
  - FLAGS_LO, FLAGS_HI  (2 bytes)
  - NEXT, PARENT, CHILD (6 bytes)

- OBJ_AddNeighbour()
- OBJ_AddChild()
- OBJ_Unlink()