spacing

Returns or changes the spacing between the objects in the panel. The default value is the value of default-spacing-width.

• (send a-mred:horizontal-panel spacing) -> non-negative real

  Returns the number of pixels of blank space between the objects in the panel.

  
  

• (send a-mred:horizontal-panel spacing s) -> void
      s : non-negative real

  Sets the inter-object spacing to s pixels and calls force-redraw.