refresh

Repaints a region of the editor, generally called by an editor administrator.

• (send an-editor refresh x y width height draw-caret) -> void
      x : real number
      y : real number
      width : non-negative real number
      height : non-negative real number
      draw-caret : symbol in '(no-caret show-inactive-caret show-caret)

  The x, y, width, and height arguments specify the area that needs repainting in editor coordinates. See Caret for information about draw-caret.