$type: FixWidthSizer
name:

width:
height:
space:
    left:
    right:
    top:
    bottom:
    item:
    line:
    indentLeftOdd:
    indentLeftEven:
    indentTopOdd:
    indentTopEven:
rtl:
align:

draggable:

# Relace child data by game objct
background:
    - $child:
        $type:
        # ... 
      padding:
          left:
          right:
          top:
          bottom:
children:
    - $child:
        $type:
        # ... 
      padding:
          left:
          right:
          top:
          bottom:
      key: